1 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
3 * output.h: (current_function_is_leaf,
4 current_function_sp_is_unchanging,
5 current_function_uses_only_leaf_regs): Remove.
6 * function.c (current_function_is_leaf,
7 current_function_sp_is_unchanging,
8 current_function_uses_only_leaf_regs): Remove.
9 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
10 instead of current_function_uses_only_leaf_regs.
11 * function.h (struct rtl_data): New fields sp_is_unchanging,
12 is_leaf, uses_only_leaf_regs.
13 * resource.c (init_resource_info): Replace current_function_is_leaf,
14 current_function_sp_is_unchanging, and
15 current_function_uses_only_leaf_regs with new crtl fields.
16 * sdbout.c (sdbout_symbol): Likewise.
17 * df-core.c (rest_of_handle_df_initialize): Likewise.
18 * ira.c (ira): Likewise.
19 * final.c (final_start_function): Likewise.
20 * reorg.c (fill_simple_delay_slots): Likewise.
21 * regrename.c (check_new_reg_p): Likewise.
22 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
23 (notice_stack_pointer_modification): Likewise.
24 * dbxout.c (dbxout_symbol): Likewise.
25 (dbxout_parms): Likewise.
26 * sel-sched.c (init_regs_for_mode): Likewise.
27 * dwarf2out.c (dbx_reg_number): Likewise.
28 (multiple_reg_loc_descriptor): Likewise.
29 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
31 (ix86_select_alt_pic_regnum): Likewise.
32 (ix86_compute_frame_layout): Likewise.
33 (ix86_finalize_stack_realign_flags): Likewise.
34 (ix86_expand_epilogue): Likewise.
35 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
36 * config/h8300/h8300.c (byte_reg): Likewise.
37 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
38 (c6x_save_reg): Likewise.
39 (c6x_compute_frame_layout): Likewise.
40 * config/pa/pa.c (pa_compute_frame_size): Likewise.
41 (pa_output_function_prologue): Likewise.
42 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
43 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
44 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
45 (sparc_expand_prologue): Likewise.
46 (sparc_flat_expand_prologue): Likewise.
47 (sparc_asm_function_prologue): Likewise.
48 (sparc_output_mi_thunk): Likewise.
49 (sparc_frame_pointer_required): Likewise.
50 * config/epiphany/epiphany.c (epiphany_compute_function_type):
52 (epiphany_compute_frame_size): Likewise.
53 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
54 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
55 (cris_frame_pointer_required): Likewise.
56 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
57 (tilepro_current_function_is_leaf): Likewise.
58 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
59 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
60 * config/ia64/ia64.c (find_gr_spill): Likewise.
61 (ia64_compute_frame_size): Likewise.
62 (ia64_can_eliminate): Likewise.
63 (ia64_initial_elimination_offset): Likewise.
64 * config/m68k/m68k.c (m68k_save_reg): Likewise.
65 (m68k_expand_epilogue): Likewise.
66 * config/rx/rx.c (rx_get_stack_layout): Likewise.
67 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
68 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
70 (picochip_output_frame_debug): Likewise.
71 * config/sh/sh.c (sh_media_register_for_return): Likewise.
72 (sh_allocate_initial_value): Likewise.
73 (sh_output_mi_thunk): Likewise.
74 * config/microblaze/microblaze.c (microblaze_must_save_register):
76 (compute_frame_size): Likewise.
77 (microblaze_initial_elimination_offset): Likewise.
78 (microblaze_expand_prologue): Likewise.
79 (microblaze_expand_epilogue): Likewise.
80 * config/frv/frv.c (frv_expand_epilogue): Likewise.
81 (frv_frame_pointer_required): Likewise.
82 * config/spu/spu.c (get_pic_reg): Likewise.
83 (direct_return): Likewise.
84 (spu_expand_prologue): Likewise.
85 (spu_expand_epilogue): Likewise.
86 (spu_initial_elimination_offset): Likewise.
87 * config/mips/mips.c (mips_global_pointer): Likewise.
88 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
89 (mips_compute_frame_info): Likewise.
90 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
91 (mep_reload_pointer): Likewise.
92 * config/rl78/rl78.c (need_to_save): Likewise.
93 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
94 * config/score/score.c (score_compute_frame_size): Likewise.
95 (score_function_prologue): Likewise.
96 * config/bfin/bfin.c (must_save_p): Likewise.
97 (expand_prologue_reg_save): Likewise.
98 (expand_epilogue_reg_restore): Likewise.
99 (bfin_frame_pointer_required): Likewise.
100 (n_regs_saved_by_prologue): Likewise.
101 (add_to_reg): Likewise.
102 (expand_interrupt_handler_prologue): Likewise.
103 (expand_interrupt_handler_epilogue): Likewise.
104 (bfin_expand_prologue): Likewise.
105 * config/avr/avr.c (avr_regs_to_save): Likewise.
106 (avr_prologue_setup_frame): Likewise.
107 (expand_epilogue): Likewise.
108 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
109 (s390_register_info): Likewise.
110 (s390_frame_info): Likewise.
111 (s390_init_frame_layout): Likewise.
112 (s390_emit_prologue): Likewise.
115 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
117 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
118 * vmsdbgout: Do not undefine it if defined.
119 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
120 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
121 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
123 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
125 * config/mips/mips.c (mips_process_sync_loop): Add missing
128 2012-06-23 Richard Henderson <rth@redhat.com>
131 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
132 V*QImode shifts and multiply.
133 (ix86_expand_vecop_qihi): Support shifts.
134 * config/i386/i386.md (any_shift): New code iterator.
135 * config/i386/sse.md (ashlv16qi3): Merge ...
136 (<any_shiftrt>v16qi3): ... into ...
137 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
138 to support SSE and AVX.
140 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
141 parameter into src and dest.
142 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
143 (vec_unpacks_hi_<V124_AVX2>): Likewise.
144 (vec_unpacku_lo_<V124_AVX2>): Likewise.
145 (vec_unpacks_lo_<V124_AVX2>): Likewise.
146 * config/i386/i386-protos.h: Update.
148 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
149 pure expander; move expansion code ...
150 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
151 * config/i386/i386-protos.h: Update.
153 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
155 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
156 (popcntb<mode>2): Add attribute type popcnt.
157 (popcntd<mode>2): Ditto.
158 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
159 * config/rs6000/power5.md (define_insn_reservation): Ditto.
160 * config/rs6000/power7.md (define_insn_reservation): Ditto.
161 * config/rs6000/476.md (define_insn_reservation): Ditto.
162 * config/rs6000/power6.md (define_insn_reservation): New
163 reservation for popcnt instructions.
165 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
167 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
169 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
172 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
174 * config/i386/i386.c (ix86_option_override_internal): Allow
175 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
177 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
180 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
182 * double-int.c (double_int_multiple_of): New function.
183 * double-int.h (double_int_multiple_of): New decl.
184 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
185 (mbc_entry_hash): New forward decl.
186 (mbc_entry_eq): Likewise.
187 (zero_cost): Change to no_cost.
188 (mult_costs): New static var.
189 (cost_tables_exist): Likewise.
190 (initialize_costs): New function.
191 (finalize_costs): Likewise.
192 (tree_ssa_iv_optimize_init): Call initialize_costs.
193 (add_cost): Change to add_regs_cost; distinguish costs by speed.
194 (multiply_regs_cost): New function.
195 (add_const_cost): Likewise.
196 (extend_or_trunc_reg_cost): Likewise.
197 (negate_reg_cost): Likewise.
198 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
200 (get_address_cost): Change add_cost to add_regs_cost; change
201 multiply_by_cost to multiply_by_const_cost.
202 (force_expr_to_var_cost): Change zero_cost to no_cost; change
203 add_cost to add_regs_cost; change multiply_by_cost to
204 multiply_by_const_cost.
205 (split_cost): Change zero_cost to no_cost.
206 (ptr_difference_cost): Likewise.
207 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
208 to multiply_by_const_cost.
209 (get_computation_cost_at): Change add_cost to add_regs_cost; change
210 multiply_by_cost to multiply_by_const_cost.
211 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
212 (determine_iv_cost): Change add_cost to add_regs_cost.
213 (iv_ca_new): Change zero_cost to no_cost.
214 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
215 * tree-ssa-address.c (most_expensive_mult_to_index): Change
216 multiply_by_cost to multiply_by_const_cost.
217 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
218 (add_regs_cost): New decl.
219 (multiply_regs_cost): Likewise.
220 (add_const_cost): Likewise.
221 (extend_or_trunc_reg_cost): Likewise.
222 (negate_reg_cost): Likewise.
224 2012-06-22 Richard Guenther <rguenther@suse.de>
226 Merge from graphite branch
227 2011-08-10 Sebastian Pop <sebpop@gmail.com>
229 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
231 2012-01-13 Tobias Grosser <tobias@grosser.es>
233 * tree-flow.h (parallelized_function_p): Declare.
234 * tree-parloops.c (parallelized_function_p): Export.
235 * graphite.c (graphite_transform_loops): Do not run graphite on
236 already parallel functions.
238 2012-06-22 Alan Modra <amodra@gmail.com>
240 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
241 return mem. Convert to indirect addressing if not indirect or
242 indexed. Adjust all callers.
244 2012-06-22 Richard Guenther <rguenther@suse.de>
246 * gcov-iov.c: Include bconfig.h and system.h.
248 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
250 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
252 2012-06-22 Richard Guenther <rguenther@suse.de>
254 PR gcov-profile/53744
255 * gcov-iov.c (main): Treat "" and "prerelease" the same.
257 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
260 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
261 for GNU Fortran if in strict DWARF2 mode.
263 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
265 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
266 DECL_IGNORED_P non-reg vars even if they are used.
268 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
272 * var-tracking.c (vt_get_canonicalize_base): New.
273 (vt_canonicalize_addr, vt_stack_offset_p): New.
274 (vt_canon_true_dep): New.
275 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
276 (clobber_overlaping_mems): Use vt_canonicalize_addr.
278 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
282 * var-tracking.c (vt_initialize): Record initial offset between
283 arg pointer and stack pointer.
285 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
289 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
292 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
296 * alias.c (memrefs_conflict_p): Improve handling of AND for
299 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
301 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
303 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
306 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
308 2012-06-21 Meador Inge <meadori@codesourcery.com>
311 * c-decl.c (c_push_function_context): Restore the behavior to reuse
312 the language function allocated for -Wunused-local-typedefs.
313 (c_pop_function_context): If necessary, clear the language function
314 created in c_push_function_context. Always clear out the
315 x_cur_stmt_list field of the restored language function.
317 2012-06-21 Sterling Augustine <saugustine@google.com>
318 Cary Coutant <ccoutant@google.com>
320 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
321 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
322 (comdat_type_struct): New field 'skeleton_die'.
323 (breakout_comdat_types): Update it.
324 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
325 is_namespace_die. Fix minor style violation. Call want_pubnames.
326 (add_pubname_string): Call want_pubnames.
327 (add_pubtype): Rework logic for calculating type name. Call
328 is_namespace_die. Call want_pubnames.
329 (output_pubnames): Move conditional logic deciding when to produce the
330 section from dwarf2out_finish. Use new skeleton_die field.
331 (base_type_die): Call add_pubtype.
332 (gen_enumeration_type_die): Unconditionally call add_pubtype.
333 (gen_subprogram_die): Adjust calls to add_pubname.
334 (gen_namespace_die): Call add_pubname_string.
335 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
336 produce pubnames and pubtypes sections to output_pubnames.
337 * common.opt (-gpubnames): New option.
338 * doc/invoke.texi: Document it.
340 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
342 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
344 2012-06-21 Michael Matz <matz@suse.de>
347 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
350 2012-06-21 Richard Guenther <rguenther@suse.de>
352 * tree-inline.c (estimate_num_insns): Estimate call cost for
355 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
357 * tree.h (DECL_SOURCE_COLUMN): New accessor.
359 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
361 * config/i386/i386.md (SINCOS): New int iterator.
362 (sincos): New int attribute.
363 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
365 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
366 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
368 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.md (RDFSGSBASE): New int iterator.
372 (fsgs): New int attribute.
373 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
374 RDFSGSBASE int iterator.
375 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
376 WRFSGSBASE int iterator.
378 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
380 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
381 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
382 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
383 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
386 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
388 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
390 2012-06-20 Richard Guenther <rguenther@suse.de>
392 PR tree-optimization/30318
393 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
395 (range_int_cst_singleton_p): But explicitely here.
396 (zero_nonzero_bits_from_vr): And here.
397 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
398 to cover all cases we can perform arbitrary precision
399 arithmetic with double-ints.
400 (intersect_ranges): Handle adjacent anti-ranges.
402 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.md (rounding_insn): New int attribute.
405 (<rounding_insn>xf2): Macroize insn from
406 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
407 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
409 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
412 (ieee_maxmin): New int attribute.
413 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
414 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
416 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
418 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
419 * config/arm/arm.c: Do not include c-pragma.h.
420 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
421 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
422 to arm_emit_eabi_attribute.
423 * arm-c.c: Do not include output.h.
424 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
425 call to arm_emit_eabi_attribute.
426 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
428 2012-06-20 Richard Guenther <rguenther@suse.de>
430 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
431 Allow adjusting alignment of user-aligned decls again.
433 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
435 * config/rl78/rl78-c.c: Remove unnecessary includes.
437 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
439 * config/cris/cris.c: Include cgraph.h.
440 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
442 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
444 * emit-rtl.c (need_atomic_barrier_p): New function.
445 * emit-rtl.h (need_atomic_barrier_p): Declare it.
446 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
447 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
448 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
449 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
450 (mips_process_sync_loop): Use generic version instead.
452 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
454 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
457 2012-06-19 Tom de Vries <vries@codesourcery.com>
458 Maxim Kuvyrkov <maxim@codesourcery.com>
460 * config/mips/constraints.md (ZR): New constraint.
461 * config/mips/predicates.md (mem_noofs_operand): New predicate.
462 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
463 * config/mips/mips.h (TARGET_XLP): Define.
464 (TARGET_SYNC_AFTER_SC): Update.
465 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
466 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
467 XLP-specific swap and ldadd patterns.
468 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
470 2012-06-19 Tom de Vries <vries@codesourcery.com>
471 Maxim Kuvyrkov <maxim@codesourcery.com>
473 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
474 (mips_emit_post_atomic_barrier_p): New static functions.
475 (mips_process_sync_loop): Use them. Emit sync memory barriers in
476 accordance with memory model semantics. Add return of CMP result for
478 * config/mips/mips.md: Update comment.
479 (sync_cmp): New attribute.
480 (sync_memmodel): New attribute replacing sync_release_barrier.
481 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
482 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
483 (sync_lock_test_and_set, test_and_set_12): Update.
484 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
485 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
487 2012-06-19 Joseph Myers <joseph@codesourcery.com>
489 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
490 mov_si<mode>_e500_subreg0.
491 (*mov_si<mode>_e500_subreg0_elf_low)
492 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
494 2012-06-19 Richard Henderson <rth@redhat.com>
496 * config/alpha/alpha.c: Include params.h.
497 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
498 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
500 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
502 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
503 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
504 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
506 * doc/tm.texi: Regenerate.
507 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
509 * config/darwin-c.c: Include target.h.
510 (darwin_objc_declare_unresolved_class_reference): New function.
511 (darwin_objc_declare_class_definition): New function.
512 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
513 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
515 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
517 * target.def (output_ident): New hook.
518 * targhooks.h (default_asm_output_ident_directive): Add prototype.
519 * varasm.c (assemble_asm): Only prefix a tab if the string does not
520 already start with one.
521 (default_asm_output_ident_directive): New function to emit
522 .ident as a top-level asm node while parsing, or directly to
523 asm_out_file after parsing.
524 * toplev.c (compile_file): Print a GCC .ident with
525 targetm.asm_out.output_ident.
526 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
527 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
528 * doc/tm.texi: Update.
530 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
531 (TARGET_ASM_OUTPUT_IDENT): Define.
532 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
533 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
534 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
535 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
536 (TARGET_ASM_OUTPUT_IDENT): Define.
537 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
538 (TARGET_ASM_OUTPUT_IDENT): Define.
540 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
541 * config/cris/cris.c (cris_asm_output_ident): New function.
542 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
544 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
546 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
547 (microblaze_asm_output_ident): Rewrite to work similar to
548 default_asm_output_ident_directive for front-end .idents.
549 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
550 (TARGET_ASM_OUTPUT_IDENT): Define.
552 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
553 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
555 * config/rx/rx.c: Include cgraph.h for add_asm_node.
556 (rx_asm_output_ident): New function, similar to
557 default_asm_output_ident_directive, but handle AS100 syntax also, so
558 that #ident also works for rx in AS100 syntax.
559 (TARGET_ASM_OUTPUT_IDENT): Define.
560 * config/rx/rx.h (IDENT_ASM_OP): Remove.
562 * Makefile.in: Fix dependencies for c-family/c-lex.o.
564 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
566 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
567 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
569 (*fist<mode>2_<rounding>_1): Macroize insn from
570 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
571 (fistdi2_<rounding>): Macroize insn from
572 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
573 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
574 corresponding splitters from fistdi2_{floor,ceil} and corresponding
575 splitters using FIST_ROUNDING int iterator.
576 (fist<mode>2_<rounding>): Macroize insn from
577 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
578 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
579 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
580 splitters using FIST_ROUNDING int iterator.
581 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
582 using FIST_ROUNDING int iterator.
584 2012-06-19 Richard Henderson <rth@redhat.com>
586 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
587 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
588 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
589 * config/i386/sse.md (sse2_mulv4si3): Delete.
590 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
591 nonimmediate_or_const_vector_operand.
593 2012-06-19 Richard Henderson <rth@redhat.com>
595 * expmed.c (struct init_expmed_rtl): Split ...
596 (init_expmed_one_mode): ... out of ...
597 (init_expmed): ... here. Initialize integer vector modes also.
598 (synth_mult): Handle integer vector modes.
599 (choose_mult_variant): Likewise.
600 (expand_mult_const): Likewise.
601 (expand_mult): Likewise.
602 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
604 2012-06-19 Richard Henderson <rth@redhat.com>
606 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
607 integral vector modes.
609 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
611 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
612 (rounding): New int attribute.
614 (frndintxf2_<rounding>): Macroize insn from
615 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
616 (frndintxf2_<rounding>_i387): Macroize insn from
617 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
619 2012-06-19 Richard Guenther <rguenther@suse.de>
621 * tree-vrp.c (union_ranges): New function.
622 (vrp_meet_1): Use union_ranges.
623 (vrp_meet): Dump what we union and call vrp_meet_1.
625 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
627 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
628 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
629 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
630 (attr write_conflict, attr core_cycles): Update.
631 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
633 2012-06-19 Richard Guenther <rguenther@suse.de>
635 * tree-vrp.c (intersect_ranges): Handle more cases.
636 (vrp_intersect_ranges): Dump what we intersect and call ...
637 (vrp_intersect_ranges_1): ... this.
639 2012-06-19 Richard Guenther <rguenther@suse.de>
641 PR tree-optimization/53708
642 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
643 user-supplied alignment and alignment of decls with the used
646 2012-06-18 Lawrence Crowl <crowl@google.com>
648 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
649 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
650 (TV_PHASE_STREAM_IN): New.
651 (TV_PHASE_STREAM_OUT): New.
652 * timevar.c (validate_phases): New.
653 (timevar_print): Call validate_phases.
654 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
656 * langhooks.c (write_global_declarations): Rename use of
657 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
658 TV_PHASE_CHECK_DBGINFO.
659 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
660 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
661 lang_hooks.decls.final_write_globals.
663 2012-06-18 David Edelshn <dje.gcc@gmail.com>
665 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
667 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
671 (*sse4_2_pcmpistr_unaligned): New.
673 2012-06-18 Ian Bolton <ian.bolton@arm.com>
674 Sameera Deshpande <sameera.deshpande@arm.com>
675 Greta Yorsh <greta.yorsh@arm.com>
677 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
678 * config/arm/arm.c (print_multi_reg): Remove.
679 (vfp_output_fldmd): Likewise.
680 (arm_output_epilogue): Likewise.
681 * config/arm/arm.md (epilogue_insns): Update condition and code.
683 2012-06-18 Ian Bolton <ian.bolton@arm.com>
684 Sameera Deshpande <sameera.deshpande@arm.com>
685 Greta Yorsh <greta.yorsh@arm.com>
687 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
688 * config/arm/arm.c (thumb2_expand_return): New function.
689 * config/arm/arm.md (return): Update condition and code.
691 2012-06-18 Ian Bolton <ian.bolton@arm.com>
692 Sameera Deshpande <sameera.deshpande@arm.com>
693 Greta Yorsh <greta.yorsh@arm.com>
695 * config/arm/arm-protos.h (output_return_instruction): New parameter
696 and int to bool change of parameter types.
697 * config/arm/arm.c (output_return_instruction): Likewise.
698 * config/arm/arm.md (arm_simple_return): New pattern.
699 (arm_return, cond_return, cond_return_inverted): Add new arguments.
700 * config/arm/thumb2.md (thumb2_return): Update condition and code.
702 2012-06-18 Ian Bolton <ian.bolton@arm.com>
703 Sameera Deshpande <sameera.deshpande@arm.com>
704 Greta Yorsh <greta.yorsh@arm.com>
706 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
707 * config/arm/arm.c (arm_expand_epilogue): New function.
708 * config/arm/arm.md (epilogue): Update condition and code.
709 (sibcall_epilogue): Likewise.
711 2012-06-18 Ian Bolton <ian.bolton@arm.com>
712 Sameera Deshpande <sameera.deshpande@arm.com>
713 Greta Yorsh <greta.yorsh@arm.com>
715 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
716 * config/arm/arm.md (arm_addsi3) Add an alternative.
718 2012-06-18 Ian Bolton <ian.bolton@arm.com>
719 Sameera Deshpande <sameera.deshpande@arm.com>
720 Greta Yorsh <greta.yorsh@arm.com>
722 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
723 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
724 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
726 2012-06-18 Ian Bolton <ian.bolton@arm.com>
727 Sameera Deshpande <sameera.deshpande@arm.com>
728 Greta Yorsh <greta.yorsh@arm.com>
730 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
731 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
732 (pop_multiple_with_return, ldr_with_return) Likewise.
733 * config/arm/predicates.md (pop_multiple_return) New special predicate.
734 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
735 * config/arm/arm.c (arm_output_multireg_pop) New function.
736 (arm_emit_multi_reg_pop): New function.
738 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
740 * config/arm/arm.c (ldm_stm_operation_p): Require SP
741 as base register for loads if SP is in the register list.
743 2012-06-18 Richard Guenther <rguenther@suse.de>
745 PR tree-optimization/53693
746 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
747 Reject operands with more than one use.
749 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
751 PR tree-optimization/53703
752 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
753 correctly set bb_for_def[12].
755 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
757 * config/vax/vax.h (VMS_TARGET): Remove.
759 2012-06-18 Richard Guenther <rguenther@suse.de>
761 * tree-vrp.c (extract_range_from_assert): Split out range
763 (intersect_ranges): New function.
764 (vrp_intersect_ranges): Likewise.
766 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
768 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
771 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
773 * doc/md.texi: Document int iterators.
774 * read-rtl.c (ints): New iterator group.
775 (find_int): Int iterator group callback.
776 (apply_int_iterator): Likewise.
777 (apply_iterators): Traverse int iterator table and add all the used
779 (initialize_iterators): Initialize data structures and callbacks for
781 (read_rtx): Parse and read mappings for int iterators.
782 (read_rtx_code): Record int iterator usage.
784 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
787 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
788 performing an addition.
790 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
792 * output.h (split_double): Move prototype to rtl.h.
793 (constructor_static_from_elts_p): Move prototype to tree.c.
794 * rtl.h (split_double): Moved here from output.h.
795 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
796 * final.c (split_double): Move from here ...
797 * rtlanal.c (split_double): ... to here.
798 * expr.c: Do not include output.h.
800 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
802 * cfglayout.h: Remove.
803 * cfglayout.c: Remove.
804 * function.h (struct function): Remove x_last_location field.
805 * function.c: Do not include cfglayout.h.
806 (expand_function_start): Do not call no-op force_next_line_note.
807 (expand_function_end): Likewise.
808 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
809 (unlink_insn_chain): Moved here from cfglayout.c.
810 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
811 into_cfg_layout_mode, outof_cfg_layout_mode,
812 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
813 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
814 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
815 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
816 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
817 cfg_layout_finalize): Likewise.
818 (rtl_can_remove_branch_p): Likewise.
819 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
820 (duplicate_insn_chain): Likewise.
821 (force_next_line_note): Remove prototype.
822 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
823 (last_location): Remove #define to emit.x_last_location.
824 (force_next_line_note): Remove no-op function.
825 (init_emit): Don't set x_last_location.
826 (block_locators_locs, block_locators_blocks, locations_locators_locs,
827 locations_locators_vals, prologue_locator, epilogue_locator,
828 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
829 Move POD to here from cfglayout.c.
830 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
831 set_curr_insn_source_location, get_curr_insn_source_location,
832 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
833 locator_scope, insn_scope, locator_location, locator_line, insn_line,
834 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
835 * cfghooks.h: Remove double-include protection.
836 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
837 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
838 * final.c: Do not include cfglayout.h.
839 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
840 (reemit_insn_block_notes): Likewise. Make static.
841 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
842 operation_could_trap_p, tree_could_throw_p): Move from here...
843 * tree.h: ... to here.
844 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
845 * profile.c: Do not include cfghooks.h.
846 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
847 * modulo-sched.c: Likewise.
848 * loop-unswitch.c: Do not include cfglayout.h.
849 * sched-ebb.c: Likewise.
850 * tracer.c: Likewise.
852 * tree-vect-loop-manip.c: Likewise.
853 * loop-init.c: Likewise.
854 * dwarf2out.c: Likewise.
855 * hw-doloop.c: Likewise.
856 * loop-unroll.c: Likewise.
857 * cfgcleanup.c: Likewise.
858 * bb-reorder.c: Likewise.
859 * sched-rgn.c: Likewise.
860 * tree-cfg.c: Likewise.
861 * config/alpha/alpha.c: Likewise.
862 * config/spu/spu.c: Likewise.
863 * config/sparc/sparc.c: Likewise.
864 * config/sh/sh.c: Likewise.
865 * config/c6x/c6x.c: Likewise.
866 * config/ia64/ia64.c: Likewise.
867 * config/rs6000/rs6000.c: Likewise.
868 * config/score/score.c: Likewise.
869 * config/mips/mips.c: Likewise.
870 * config/bfin/bfin.c: Likewise.
871 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
872 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
873 * config/spu/t-spu-elf (spu.o: $): Likewise.
874 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
876 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
878 * cfgloop.h: Do not include rtl.h.
879 (enum iv_extend_code): New.
880 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
881 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
882 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
883 an IV_EXTEND_CODE to an RTX_CODE.
884 (dump_iv_info): Update for rtx_iv field type change.
885 (iv_constant): Likewise.
886 (iv_subreg): Likewise.
887 (iv_extend): Likewise.
891 (iv_shift): Likewise.
892 (get_biv_step_1): Likewise.
893 (get_biv_step): Likewise.
894 (iv_analyze_biv): Likewise.
895 (get_iv_value): Likewise.
896 (shorten_into_mode): Likewise.
897 (canonicalize_iv_subregs): Likewise.
898 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
899 of MAY_HAVE_DEBUG_INSNS.
900 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
901 * tree-ssa-loop-prefetch.c: Likewise.
903 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
905 * expmed.c (ceil_log2): Move from here...
906 * hwint.c: ... to here for older GCCs...
907 * hwint.h: ... and here for newer GCCs.
908 * rtl.h (ceil_log2): Remove prototype.
910 * tree-phinodes.c: Do not include rtl.h.
911 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
913 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
915 * config/cris/cris.h (TARGET_ELF): Remove.
916 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
917 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
918 (LOCAL_LABEL_PREFIX): Likewise.
919 * config/cris/cris.c (cris_target_asm_named_section): Remove.
920 (cris_option_override): Simpify using TARGET_ELF==1.
921 (cris_file_start): Likewise.
922 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
924 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
926 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
928 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
931 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
933 2012-06-15 Easwaran Raman <eraman@google.com>
935 * passes.c (init_optimization_passes): Remove pass_call_cdce
936 from its current position and insert after pass_dce.
938 2012-06-15 Walter Lee <walt@tilera.com>
940 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
942 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
944 * arm.c (note_invalid_constants): Don't return a result.
945 (arm_memory_load_p): Delete function.
946 (arm_const_double_rtx): Delete iterator variable i;
947 (fp_immediate_constant): Likewise.
948 (fp_const_from_val): Likewise.
950 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
952 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
955 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
956 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
958 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
960 * config/avr/avr.c (avr_default_expand_builtin): New function.
961 (avr_expand_builtin): Use it.
962 (avr_expand_unop_builtin): Remove.
963 (avr_expand_binop_builtin): Remove.
964 (avr_expand_triop_builtin): Remove.
966 2012-06-15 Michael Matz <matz@suse.de>
969 * cfgexpand.c (add_alias_set_conflicts): Remove.
970 (expand_used_vars): Don't call it.
971 (aggregate_contains_union_type): Remove.
972 * function.c (n_temp_slots_in_use): New static data.
973 (make_slot_available, assign_stack_temp_for_type): Update it.
974 (init_temp_slots): Zero it.
975 (remove_unused_temp_slot_addresses): Use it for quicker removal.
976 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
978 2012-06-15 Michael Matz <matz@suse.de>
980 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
981 argument, don't emit assign statement if value is directly usable.
982 (gimplify_expr): Adjust.
984 2012-06-15 Michael Matz <matz@suse.de>
986 * gimplify.c (gimplify_modify_expr): Fold generated statements.
987 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
989 2012-06-15 Richard Guenther <rguenther@suse.de>
991 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
992 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
993 we assert for in set_value_range to VR_VARYING.
995 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
997 * arm.md (addsf3, adddf3): Use s_register_operand.
998 (subsf3, subdf3): Likewise.
999 (mulsf3, muldf3): Likewise.
1000 (difsf3, divdf3): Likewise.
1001 (movsfcc, movdfcc): Likewise.
1002 * predicates.md (f_register_operand): Delete.
1003 (arm_float_rhs_operand): Delete.
1004 (arm_float_add_operand): Delete.
1005 (arm_float_compare_operand): Use s_register_operand when
1007 (cirrus_register_operand): Delete.
1008 (cirrus_fp_register): Delete.
1009 (cirrus_shift_const): Delete.
1010 (cmpdi_operand): Remove Maverick support.
1011 * constraints.md (f, v, H): Delete constraints.
1012 (G): Update documentation.
1013 * arm.c (fp_consts_inited): Convert to bool.
1014 (strings_fp): Delete.
1015 (values_fp): Delete.
1016 (value_fp0): New variable.
1017 (init_fp_table): Simplify logic.
1018 (arm_const_double_rtx): Likewise.
1019 (fp_immediate_constant): Likewise.
1020 (fp_const_from_val): Likewise.
1021 (neg_const_double_rtx_ok_for_fpa): Delete.
1022 * doc/md.texi (ARM constraints): Update documentation.
1024 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1026 PR tree-optimization/53636
1027 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1028 stride when doing basic-block vectorization.
1030 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1032 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1035 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1037 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1038 allocate and free bbs array for the SLP case.
1040 PR tree-optimization/51581
1041 * expr.h (choose_multiplier): New prototype.
1042 * expmed.c (choose_multiplier): No longer static.
1043 Change multiplier_ptr from rtx * to UHWI *.
1044 (expand_divmod): Adjust callers.
1045 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1046 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1047 argument to new_stmt_vec_info. Attempt to optimize also divisions
1048 by non-pow2 constants if integer vector division isn't supported.
1049 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1050 don't look at pattern stmts and sequences.
1052 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1055 * common.opt (-fdelete-dead-exceptions): New switch.
1056 * doc/invoke.texi (Code Gen Options): Document it.
1057 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1058 insn_could_throw_p predicate. Do not skip an insn that could throw
1059 if dead exceptions can be deleted.
1060 (insn_live_p): Likewise, do not return true in that case.
1061 * dce.c (can_alter_cfg): New flag.
1062 (deletable_insn_p): Do not return false for an insn that can throw if
1063 the CFG can be altered and dead exceptions can be deleted.
1064 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1065 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1066 predicate. Do not preserve an insn that could throw if dead exceptions
1068 * function.h (struct function): Add can_delete_dead_exceptions flag.
1069 * function.c (allocate_struct_function): Set it.
1070 * lto-streamer-in.c (input_struct_function_base): Stream it.
1071 * lto-streamer-out.c (input_struct_function_base): Likewise.
1072 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1073 statement that could throw as necessary if dead exceptions can be
1076 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1078 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1080 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1083 * config/sh/sh.md: Add peephole for swapbsi2.
1084 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1086 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1088 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1089 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1091 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1094 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1096 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1098 * arm.c (arm_cirrus_insn_p): Delete.
1099 (cirrus_reorg): Delete.
1100 (arm_reorg): Don't call cirrus_reorg.
1101 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1102 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1103 (adddi3, subdi3): Remove Maverick support.
1104 (arm_adddi3): Likewise.
1105 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1106 (addsf3, adddf3): Likewise.
1107 (subsf3, subdf3): Likewise.
1108 (mulsf3, muldf3): Likewise.
1109 (ashldi3, ashrdi3, lshrdi3): Likewise.
1110 (floatsisf2, floatsidf2): Likewise.
1111 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1112 (arm_movdi, thumb1_movdi_insn): Likewise.
1113 (arm_cmpdi_insn): Likewise.
1114 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1115 (cirrus.md): Don't include.
1116 * cirrus.md: Delete file.
1117 * t-arm (MD_INCLUDES): Remove cirrus.md.
1119 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1121 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1122 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1123 cgraph_function_possibly_inlined_p.
1124 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1125 (process_scope_var): Do not emit concrete instances of abstracted
1126 nested functions from here.
1127 (gen_decl_die): Emit the abstract instance if the function is possibly
1128 abstracted and not only possibly inlined.
1129 (dwarf2out_finish): Find the first non-abstract parent instance and
1130 attach concrete instances on the limbo list to it.
1132 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1134 * arm.md (divsf3, divdf3): Remove FPA support.
1135 (negsf2, negdf2): Likewise.
1136 (sqrtsf2, sqrtdf2): Likewise.
1137 (movdfcc): Likewise.
1138 (modsf3, moddf3, movxf): Delete.
1139 (push_fp_multi): Delete.
1140 (fpa.md): Don't include it.
1141 * fpa.md: Delete file.
1142 * t-arm (MD_INCLUDES): Remove fpa.md.
1144 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1146 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1147 (cost_for_stmt): Remove decl.
1148 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1149 * tree-vect-loop.c (vect_get_cost): Remove.
1150 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1151 vect_get_stmt_cost rather than vect_get_cost.
1152 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1154 (vect_estimate_min_profitable_iters): Correct typo in call to
1155 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1157 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1159 (vect_model_induction_cost): Likewise.
1160 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1161 typo in call to vect_get_single_scalar_iteration_cost.
1162 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1163 (cost_for_stmt): Remove unnecessary function.
1164 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1166 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1168 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1169 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1170 * arm-tables.opt: Regenerated.
1171 * doc/invoke.texi: Remove references to deleted options.
1173 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1175 * config/h8300/genmova.sh: Modified to add offset bits of
1176 mova/Sz assembly instruction for memory access.
1177 * config/h8300/h8300.c: Likewise.
1178 * config/h8300/mova.md: Likewise.
1180 2012-06-12 Christian Bruel <christian.bruel@st.com>
1183 * config/sh/sh.c (sh_option_override): Don't force
1184 flag_omit_frame_pointer and maccumulate_outgoing_args.
1185 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1187 2012-06-14 Richard Guenther <rguenther@suse.de>
1189 * tree-vrp.c (VR_INITIALIZER): New define.
1190 (ranges_from_anti_range): New function.
1191 (extract_range_from_binary_expr_1): Decompose operations on
1192 VR_ANTI_RANGEs to operations on VR_RANGE.
1193 (extract_range_from_unary_expr_1): Likewise.
1194 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1195 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1196 extract_range_from_cond_expr, adjust_range_with_scev,
1197 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1198 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1200 2012-06-13 Richard Henderson <rth@redhat.com>
1202 * hwint.h (HOST_WIDEST_INT_C): New.
1203 (HOST_WIDE_INT_C): New.
1204 (HOST_WIDE_INT_1): Use it.
1205 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1207 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1210 * var-tracking.c: Include alias.h.
1211 (overlapping_mems): New struct.
1212 (drop_overlapping_mem_locs): New.
1213 (clobber_overlapping_mems): New.
1214 (var_mem_delete_and_set, var_mem_delete): Call it.
1215 (val_bind): Likewise, but only if modified.
1216 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1217 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1219 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1222 * var-tracking.c (loc_exp_dep_pool): New.
1223 (vt_emit_notes): Create and release the pool.
1224 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1225 (emit_notes_in_bb): Likewise.
1226 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1227 (notify_dependents_of_changed_value): Likewise.
1228 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1229 variables don't have a VAR_LOC_DEP_LST.
1230 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1231 VALUEs or MEMs of VALUEs.
1233 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1237 * dce.c (word_dce_process_block): Insert debug temps only if the
1239 (dce_process_block): Likewise, and if debug.used is not empty,
1240 and only after iterating over all DEFs that might mark the insn.
1242 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1244 * common.opt (ftree-coalesce-inlined-vars): New.
1245 (ftree-coalesce-vars): New.
1246 * doc/invoke.texi: Document them.
1247 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1250 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1252 * read-rtl.c (mapping): Remove index field. Add current_value field.
1253 Define heap vectors.
1254 (iterator_group): Fix long line. Remove num_builtins field and
1255 uses_iterator fields. Make apply_iterator take a void * parameter.
1256 (iterator_use, atttribute_use): New structures.
1257 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1258 (current_iterators, iterator_uses, attribute_uses): New variables.
1259 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1260 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1261 (map_attr_string, apply_iterator_to_string): Remove iterator
1262 and value parameters. Look through all current iterator values
1263 for a matching attribute.
1264 (mode_attr_index, apply_mode_maps): Delete.
1265 (apply_iterator_to_rtx): Replace with...
1266 (copy_rtx_for_iterators): ...this new function.
1267 (uses_iterator_p, apply_iterator_traverse): Delete.
1268 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1270 (add_mapping): Remove index field. Set current_value field.
1271 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1273 (find_iterator): Delete.
1274 (record_iterator_use, record_attribute_use): New functions.
1275 (record_potential_iterator_use): New function.
1276 (check_code_iterator): Remove handling of bellwether codes.
1277 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1278 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1279 parameter. Use the first code iterator value instead of the
1280 bellwether_codes array. Use record_potential_iterator_use for modes.
1282 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1285 * config/sh/sh.md (bswapsi2): New expander.
1286 (swapbsi2): New insn.
1288 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1291 * config/i386/i386.c (ix86_tune_cost): New variable.
1292 (ix86_option_override_internal): Set ix86_tune_cost. Use
1293 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1294 l1_cache_size and l2_cache_size.
1296 2012-06-13 Richard Guenther <rguenther@suse.de>
1298 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1299 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1300 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1301 VR_ANTI_RANGE with VR_ANTI_RANGE.
1303 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1305 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1307 (obsolete): ... here.
1308 (arm*-*-freebsd*): Remove.
1309 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1310 (arm*-*-uclinux*): Likewise.
1311 (arm*-*-ecos-elf): Remove.
1312 (arm*-*-rtems*): Remove.
1313 (arm*-*-elf): Remove.
1314 (arm*-wince-pe*): Remove.
1315 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1316 * arm/ecos-elf.h: Delete.
1317 * arm/t-strongarm-elf: Delete.
1318 * arm/rtems-elf.h: Delete.
1319 * arm/wince-pe.h: Delete.
1322 * arm/t-wince-pe: Delete.
1324 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1326 PR tree-optimization/53647
1327 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1328 targets with no defined cache line size.
1330 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1332 * targhooks.c (default_builtin_vectorized_conversion): Handle
1333 vec_construct, using vectype to base cost on subparts.
1334 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1335 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1336 instead of scalar_to-vec.
1337 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1338 vec_construct in same way as default for now.
1339 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1340 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1341 Handle vec_construct, including special case for 32-bit loads.
1343 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1345 * config/arm/arm.c (FL_IWMMXT2): New define.
1346 (arm_arch_iwmmxt2): New variable.
1347 (arm_option_override): Enable use of iWMMXt with VFP.
1348 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1349 Thumb mode. Set arm_arch_iwmmxt2.
1350 (arm_expand_binop_builtin): Accept VOIDmode op.
1351 (enum arm_builtins): Revise built-in fcode.
1352 (IWMMXT2_BUILTIN): New define.
1353 (IWMMXT2_BUILTIN2): Likewise.
1354 (iwmmx2_mbuiltin): Likewise.
1355 (builtin_description bdesc_2arg): Revise built in declaration.
1356 (builtin_description bdesc_1arg): Likewise.
1357 (arm_init_iwmmxt_builtins): Revise built in initialization.
1358 (arm_expand_builtin): Revise built in expansion.
1359 (arm_output_iwmmxt_shift_immediate): New function.
1360 (arm_output_iwmmxt_tinsr): Likewise.
1361 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1362 (arm_output_iwmmxt_tinsr): Likewise.
1363 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1364 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1365 (rorv4hi3, rorv2si3, rordi3): Likewise.
1366 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1367 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1368 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1369 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1370 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1371 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1372 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1373 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1374 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1375 (ror<mode>3, ror<mode>3_di): Likewise.
1376 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1377 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1378 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1379 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1380 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1381 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1382 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1383 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1384 (All instruction patterns): Add wtype attribute.
1385 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1386 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1387 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1388 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1389 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1390 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1391 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1392 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1393 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1394 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1395 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1396 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1397 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1398 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1399 (iwmmxt2.md): Include.
1400 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1401 (TARGET_IWMMXT2): New define.
1402 (TARGET_REALLY_IWMMXT2): Likewise.
1403 (arm_arch_iwmmxt2): Declare.
1404 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1405 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1406 Use C name-mangling for intrinsics.
1408 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1409 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1410 (_m_from_int): Likewise.
1411 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1412 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1413 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1414 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1415 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1416 (_mm_tbcst_pi32): Likewise.
1417 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1418 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1419 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1420 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1421 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1422 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1423 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1424 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1425 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1426 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1427 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1428 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1429 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1430 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1431 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1432 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1433 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1434 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1435 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1436 (_m_to_int): New define.
1437 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1438 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1439 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1441 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1442 (arch): Add "iwmmxt2".
1443 (arch_enabled): Handle "iwmmxt2".
1444 (wtype): New attribute.
1445 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1446 (UNSPEC_WALIGNI): New unspec.
1447 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1448 * config/arm/iterators.md (VMMX2): New mode_iterator.
1449 * config/arm/marvell-f-iwmmxt.md: New file.
1450 * config/arm/iwmmxt2.md: New file.
1452 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1457 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1458 if type isn't complete.
1460 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1462 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1464 2012-06-12 Richard Henderson <rth@redhat.com>
1466 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1467 iterator instead of INT.
1469 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1471 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1472 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1474 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1475 (tree_ssa_phiopt): Call gate_hoist_loads.
1476 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1477 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1478 hoist_adjacent_loads.
1479 (local_mem_dependence): New function.
1480 (hoist_adjacent_loads): Likewise.
1481 (gate_hoist_loads): Likewise.
1482 * common.opt (fhoist-adjacent-loads): New switch.
1483 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1485 2012-06-12 Michael Matz <matz@suse.de>
1487 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1488 (nonoverlapping_memrefs_p): Don't call it here ...
1489 (true_dependence_1): ... but here.
1491 2012-06-12 Richard Guenther <rguenther@suse.de>
1493 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1494 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1495 and MEM_SIZE only refines it. Reflect that and be less conservative
1496 if either of the latter is not known.
1498 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1500 PR rtl-optimization/53589
1501 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1502 discovery even when e->dest != target. If any LABEL_REF points
1503 to e->dest label, redirect it to target's label.
1505 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1507 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1508 condition for generating REG_FRAME_RELATED_EXPR note.
1509 (pop): Add code for generating REG_CFA_RESTORE,
1510 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1511 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1512 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1514 2012-06-11 Richard Henderson <rth@redhat.com>
1516 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1517 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1519 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1521 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1523 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1524 Mention that this hook needs to be defined for native TLS.
1525 * doc/tm.texi: Regenerate.
1527 2012-06-11 Mike Stump <mikestump@comcast.net>
1529 * emit-rtl.c (init_emit_once): Iterate through the
1530 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1531 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1532 all the MIN_MODE_PARTIAL_INT modes anymore.
1534 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1536 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1538 2012-06-11 Roland McGrath <mcgrathr@google.com>
1540 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1541 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1542 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1545 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1548 * config/sh/sh.md (fmasf4): New expander.
1549 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1550 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1551 * config/sh/sh.opt (mfused-madd): Remove.
1552 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1553 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1554 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1556 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1559 2012-06-11 Richard Henderson <rth@redhat.com>
1561 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1563 2012-06-11 Richard Guenther <rguenther@suse.de>
1566 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1567 replace it with the first non-BLOCK context.
1569 2012-06-11 Richard Guenther <rguenther@suse.de>
1571 * alias.c (aliases_everything_p): Remove.
1572 (DIFFERENT_ALIAS_SETS_P): Likewise.
1573 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1574 Do not use aliases_everything_p or special-case ANDs. Do not
1575 special-case BLKmode moves.
1576 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1579 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1581 Fix CRIS build errors with --enable-build-with-cxx.
1582 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1583 variable "and" to "andop".
1584 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1585 temporary variable for memory model, passing C++-type-correct
1586 parameter type to expand_mem_thread_fence.
1587 ("atomic_compare_and_swap<mode>"): Ditto.
1589 2012-06-09 Richard Henderson <rth@redhat.com>
1592 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1593 (pass_jump): Rename from pass_jump2.
1594 (execute_jump2, pass_jump2): New.
1595 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1596 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1597 and ACCUMULATE_OUTGOING_ARGS test...
1598 (gate_handle_stack_adjustments): ... here.
1599 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1600 Place new pass_jump2 after pass_stack_adjustments.
1601 * tree-pass.h (pass_jump): Declare.
1603 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1605 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1608 2012-06-08 Richard Henderson <rth@redhat.com>
1611 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1612 note to a clobber insn when no other insn is available.
1614 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1616 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1618 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1620 * genhooks.c (main): Set progname.
1621 (emit_documentation): Remove variable found_start, always bail out
1622 when a place is missing.
1623 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1625 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1628 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1629 call walk_gimple_seq_mod instead of walk_gimple_seq.
1630 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
1631 scan_omp_for, scan_omp_sections, scan_omp_single,
1632 execute_lower_omp): Adjust callers.
1633 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
1634 returns false, replace stmt with GIMPLE_NOP.
1635 (check_omp_nesting_restrictions): Instead of issuing warnings,
1636 issue errors and return false if any errors were reported.
1638 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
1640 * doc/invoke.texi (fconserve-space): Remove documentation.
1642 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
1644 * config/rs6000/rs6000-tables.opt: Regenerated.
1646 2012-06-06 Richard Guenther <rguenther@suse.de>
1648 PR tree-optimization/53081
1649 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
1650 (adjacent_dr_p): ... this and make it work for reads, too.
1651 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
1652 (struct partition_s): Change main_stmt to main_dr, add
1653 secondary_dr member.
1654 (build_size_arg_loc): Change to date data-reference and not
1656 (build_addr_arg_loc): New function split out from ...
1657 (generate_memset_builtin): ... here. Use it and simplify.
1658 (generate_memcpy_builtin): New function.
1659 (generate_code_for_partition): Adjust.
1660 (classify_partition): Streamline pattern detection. Detect memcpy.
1661 (ldist_gen): Adjust.
1662 (tree_loop_distribution): Adjust seed statements for memcpy
1665 2012-06-06 Matt Turner <mattst88@gmail.com>
1667 * config/arm/mmintrin.h (_mm_empty): New.
1670 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
1672 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
1673 * common.opt (fsched-pressure-algorithm=): Remove.
1674 * flag-types.h (sched_pressure_algorithm): Move to...
1675 * sched-int.h (sched_pressure_algorithm): ...here.
1676 * params.def (sched-pressure-algorithm): New param.
1677 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
1678 * common/config/s390/s390-common.c (s390_option_optimization_table):
1679 Remove OPT_fsched_pressure_algorithm_ entry.
1680 * config/s390/s390.c (s390_option_override): Set a default value for
1681 PARAM_SCHED_PRESSURE_ALGORITHM.
1683 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1686 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
1687 doing an unsigned compare, make sure the second argument is not a
1689 (rs6000_emit_cmove): Don't allow floating point comparisons when
1690 generating ISEL moves.
1692 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
1694 * config/rs6000/e5500.md: New file.
1695 * config/rs6000/e6500.md: New file.
1696 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1698 (rs6000_option_override_internal): Altivec and Spe options not
1699 allowed with e5500. Spe options not allowed with e6500. Increase
1700 move inline limit for e5500 and e6500. Disable string instructions
1701 for e5500 and e6500. Enable branch targets alignment for e5500 and
1702 e6500. Initialize rs6000_cost for e5500 and e6500.
1703 (rs6000_adjust_cost): Add extra scheduling cycles between compare
1704 and brnach for e5500 and e6500.
1705 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
1706 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
1708 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
1709 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
1711 Include e5500.md and e6500.md.
1712 * config/rs6000/rs6000-opt.h (processor_type): Add
1713 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
1714 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
1715 (powerpc*-*-*): Add new cores e5500, e6500.
1716 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
1718 2012-06-05 Richard Guenther <rguenther@suse.de>
1720 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
1722 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
1725 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
1726 is used for x86_64-*-*.
1728 2012-06-05 Richard Guenther <rguenther@suse.de>
1730 PR tree-optimization/30442
1731 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
1732 vectorization stop analysis at the first stmt we cannot compute
1733 a data-reference for instead of giving up completely.
1735 2012-06-05 Richard Guenther <rguenther@suse.de>
1737 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
1738 (partition_alloc): Initialize it.
1739 (partition_has_writes): New function.
1740 (rdg_flag_uses): Adjust.
1741 (rdg_flag_vertex): Likewise.
1742 (rdg_flag_vertex_and_dependent): Likewise.
1743 (rdg_flag_loop_exits): Likewise.
1744 (build_rdg_partition_for_component): Likewise.
1745 (rdg_build_partitions): Likewise.
1747 2012-06-05 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/53081
1750 * tree-loop-distribution.c (generate_memset_builtin): Handle all
1751 kinds of byte-sized stores.
1752 (classify_partition): Likewise.
1753 (tree_loop_distribution): Adjust seed statements used for
1754 !flag_tree_loop_distribution.
1756 2012-06-05 Alan Modra <amodra@gmail.com>
1758 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
1759 (rs6000_emit_prologue): Ensure register used for inline saves
1760 of vector regs is not the static chain register. Revise comment.
1762 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1764 * doc/md.texi (Standard Pattern Names For Generation): Document
1767 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
1770 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
1772 2012-06-04 Jason Merrill <jason@redhat.com>
1774 * dwarf2out.c (is_unit_die): New.
1775 (copy_declaration_context, copy_ancestor_tree): Use it.
1776 (copy_decls_walk): Likewise.
1778 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1781 * doc/invoke.texi (Wenum-compare): Update documentation.
1783 2012-06-04 Dodji Seketeli <dodji@redhat.com>
1785 PR preprocessor/53463
1786 * parser.c (cp_parser_assignment_expression): Use the location
1787 for the '=' as the default location for the expression.
1789 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1792 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1794 (altivec_stvlxl): Ditto.
1795 (altivec_stvrx): Ditto.
1796 (altivec_stvrxl): Ditto.
1798 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
1800 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
1801 (ira_uniform_class_p): New macro.
1803 * ira.c (setup_uniform_class_p): New function.
1804 (setup_allocno_and_important_classes): Call the function.
1805 (print_unform_and_important_classes): New function.
1806 (print_classes): Rename to print_translated_classes.
1807 (ira_debug_allocno_classes): Add call of
1808 print_unform_and_important_classes.
1810 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
1811 classes instead of pressure classes.
1813 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1816 * trans-mem.c (expand_block_edges): Do not skip the first
1817 statement when resetting the BB.
1819 2012-06-04 Richard Guenther <rguenther@suse.de>
1821 * tree-data-ref.c (stores_from_loop): Remove.
1822 (stmt_with_adjacent_zero_store_dr_p): Likewise.
1823 (stores_zero_from_loop): Likewise.
1824 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
1825 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
1826 (adjacent_store_dr_p): New function.
1827 * tree-loop-distribution.c (generate_memset_builtin): Pass
1828 the RDG, use the already available data-reference.
1829 (generate_code_for_partition): Pass down RDG.
1830 (classify_partition): Inline parts of the former
1831 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
1832 (ldist_gen): Remember if there was any detected builtin and
1833 do less work if not and flag_tree_loop_distribution is not set.
1834 (tree_loop_distribution): Inline and fuse stores_from_loop
1835 and stores_zero_from_loop here.
1837 2012-06-04 Richard Guenther <rguenther@suse.de>
1840 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1841 create new assembler names.
1843 2012-06-04 Richard Guenther <rguenther@suse.de>
1845 * tree-data-ref.c (struct rdg_vertex_info): Remove.
1846 (rdg_vertex_for_stmt): Simplify using gimple_uid.
1847 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
1848 hashtable. Record stmt data-references.
1849 (hash_stmt_vertex_info): Remove.
1850 (eq_stmt_vertex_info): Likewise.
1851 (hash_stmt_vertex_del): Likewise.
1852 (build_empty_rdg): Simplify.
1853 (build_rdg): Adjust.
1854 (free_rdg): Likewise.
1855 (ref_base_address): Remove.
1856 (have_similar_memory_accesses): Likewise.
1857 * tree-data-ref.h (create_rdg_vertices): Remove.
1858 (struct rdg_vertex): Add datarefs member.
1859 (RDGV_DATAREFS): New define.
1860 (RDG_DATAREFS): Likewise.
1861 (have_similar_memory_accesses): Remove.
1862 (rdg_has_similar_memory_accesses): Likewise.
1863 * tree-loop-distribution.c (ref_base_address): Re-implement here.
1864 (similar_memory_accesses): Re-implement using existing data-references.
1865 (tree_loop_distribution): Initialize stmt uids for the stmt to
1867 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1868 access stmt vinfo for stmts in loop.
1870 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
1873 * config/m68k/m68k.md ("tablejump"): Fix check for
1874 CASE_VECTOR_PC_RELATIVE.
1876 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1878 * output.h (merge_weak, assemble_alias,
1879 initializer_constant_valid_p,
1880 initializer_constant_valid_for_bitfield_p): Move protos from here...
1881 * tree.h: ... to here.
1882 * cgraphclones.c: Do not include output.h.
1883 * gimplify.c: Likewise.
1884 * reload.c: Likewise.
1885 * recog.c: Likewise.
1886 * tree-ssa-loop-ivopts.c: Likewise.
1887 * tree-switch-conversion.c: Likewise.
1888 * c-parser.c: Likewise.
1889 * c-typeck.c: Likewise.
1890 * Makefile.in: Fix dependencies.
1892 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1895 * config/avr/avr-stdint.h: New file.
1896 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1899 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1901 PR tree-optimization/53550
1902 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1903 is POINTER_TYPE_P, use sizetype as step type instead of type.
1905 2012-06-04 Richard Guenther <rguenther@suse.de>
1907 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
1908 (ref_base_address_1): Likewise.
1909 (remove_similar_memory_refs): Likewise.
1910 * tree-data-ref.h (remove_similar_memory_refs): Remove.
1911 * tree-loop-distribution.c (classify_partition): Do not classify
1912 as builtin if -ftree-loop-distribute-patterns is not enabled.
1913 (fuse_partitions_with_similar_memory_accesses): Inline ...
1914 (ldist_gen): ... here. Fuse all non-builtin partitions if
1915 -ftree-loop-distribution is not enabled. Properly return
1916 the number of created partitions. Do not update SSA form here but ...
1917 (tree_loop_distribution): ... once here for the whole function.
1918 Only walk innermost loops, constrain loops we consider here
1919 further. Do not call remove_similar_memory_refs.
1920 (distribute_loop): Do not check number of loop nodes here.
1922 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1924 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
1926 2012-06-03 Martin Jambor <mjambor@suse.cz>
1928 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
1929 (ipa_get_jf_known_type_base_type): Likewise.
1930 (ipa_get_jf_known_type_component_type): Likewise.
1931 (ipa_get_jf_constant): Likewise.
1932 (ipa_get_jf_pass_through_formal_id): Likewise.
1933 (ipa_get_jf_pass_through_operation): Likewise.
1934 (ipa_get_jf_ancestor_offset): Likewise.
1935 (ipa_get_jf_ancestor_type): Likewise.
1936 (ipa_get_jf_ancestor_formal_id): Likewise.
1937 (ipa_get_jf_member_ptr_pfn): Likewise.
1938 * ipa-prop.c (ipa_set_jf_known_type): New function.
1939 (ipa_set_jf_constant): Likewise.
1940 (ipa_set_jf_simple_pass_through): Likewise.
1941 (ipa_set_jf_arith_pass_through): Likewise.
1942 (ipa_set_ancestor_jf): Likewise.
1943 (fill_member_ptr_cst_jump_function): Moved up and renamed to
1944 ipa_set_jf_member_ptr_cst.
1945 (detect_type_change_1): Use the new jump function creation functions.
1946 (compute_complex_assign_jump_func): Likewise.
1947 (compute_complex_ancestor_jump_func): Likewise.
1948 (compute_known_type_jump_func): Likewise.
1949 (compute_scalar_jump_functions): Likewise.
1950 (compute_pass_through_member_ptrs): Likewise.
1951 (determine_cst_member_ptr): Likewise.
1952 (combine_known_type_and_ancestor_jfs): Likewise.
1953 (try_make_edge_direct_simple_call): Likewise.
1954 (try_make_edge_direct_virtual_call): Likewise.
1955 (update_indirect_edges_after_inlining): Likewise.
1956 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
1957 access functions. Incorporat NOP_EXPR and BINFO handling from its
1959 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
1960 which was in its callers.
1961 (ipa_value_from_jfunc): Use jump function access functions. Some
1962 functionality moved to functions above.
1963 (propagate_vals_accross_ancestor): Likewise.
1964 (propagate_vals_accross_pass_through): Use jump function access
1966 (propagate_accross_jump_function): Likewise.
1967 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
1969 (inline_merge_summary): Likewise.
1971 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1973 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1974 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1975 MAX_PCREL17F_OFFSET instead of fixed offset.
1976 (pa_attr_length_call): Likewise.
1977 (pa_attr_length_indirect_call): Likewise.
1979 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
1982 * config/sh/sh.opt (mfsca, mfsrra): New options.
1983 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
1985 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
1986 (sinssf2, cossf2): Fold expanders to ...
1987 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
1988 TARGET_FSCA condition.
1989 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
1991 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
1992 -mno-fsca, -mfsrra, -mno-fsrra.
1994 2012-06-03 Matt Turner <mattst88@gmail.com>
1996 * config/mips/4600.md (r4700_imul_si): New.
1997 (r4700_imul_di): New.
1998 (r4700_fmul_single): New.
1999 (r4700_fmul_double): New.
2000 * config/mips/mips-cpus.def: Add r4700.
2001 * config/mips/mips.c: Likewise.
2002 * config/mips/mips.md: Likewise.
2003 * config/mips/mips-tables.opt: Regenerate.
2005 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2007 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2008 new function sparc_initial_elimination_offset.
2009 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2011 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2014 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2016 * expmed.c (expand_mult, choose_multiplier): Change
2017 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2018 * expr.c (convert_modes): Likewise.
2019 * explow.c (plus_constant): Likewise.
2020 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2021 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2022 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2023 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2024 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2025 (do_fixed_shift, fixed_convert, fixed_convert)
2026 (fixed_convert_from_int, fixed_convert_from_int)
2027 (fixed_convert_from_real): Likewise.
2028 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2029 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2030 * varasm.c (output_constructor_bitfield): Likewise.
2031 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2032 * double-int.c (rshift_double, lshift_double): Likewise.
2033 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2035 * simplify-rtx.c (mode_signbit_p)
2036 (simplify_const_unary_operation, simplify_binary_operation_1)
2037 (simplify_immed_subreg): Likewise.
2038 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2039 * tree-vect-generic.c (build_replicated_const): Likewise.
2040 * dbxout.c (stabstr_O): Likewise.
2041 * emit-rtl.c (immed_double_int_const, immed_double_const)
2042 (gen_lowpart_common, init_emit_once): Likewise.
2043 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2044 (widest_int_cst_value, upper_bound_in_type): Likewise.
2045 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2046 (fixup_unsigned_type): Likewise.
2047 * real.c (real_to_integer2, real_from_integer): Likewise.
2048 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2049 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2051 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2054 * fold-const.c (fold_binary_loc): Refine previous change.
2056 2012-06-01 Olivier Hainque <hainque@adacore.com>
2058 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2059 the "do {" part of the do-while(0) loop.
2061 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2063 * config/i386/i386.c (x86_sched_reorder): New function.
2064 Added new function x86_sched_reorder.
2066 2012-06-01 Richard Guenther <rguenther@suse.de>
2068 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2070 (classify_partition): Likewise.
2072 2012-06-01 Richard Guenther <rguenther@suse.de>
2074 * tree-loop-distribution.c (enum partition_kind): New enum.
2075 (struct partition_s): Add kind and main_stmt members.
2076 (partition_alloc): Initialize kind to PKIND_NORMAL.
2077 (partition_builtin_p): New function.
2078 (copy_loop_before): Remove failure path and assert instead.
2079 (generate_loops_for_partition): Likewise.
2080 (generate_memset_zero): Fold into ...
2081 (generate_memset_builtin): ... this.
2082 (classify_partition): New function with code from
2083 can_generate_builtin and generate_builtin.
2084 (generate_builtin): Remove.
2085 (can_generate_builtin): Likewise.
2086 (fuse_partitions_with_similar_memory_accesses): Call
2087 partition_builtin_p instead of can_generate_builtin.
2088 (rdg_build_partitions): Do not call
2089 fuse_partitions_with_similar_memory_accesses here...
2090 (ldist_gen): ... but here after classifying all partitions.
2091 Remove failure path of generate_code_for_partition.
2092 (generate_code_for_partition): Generate code according
2093 to partition classification.
2095 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2096 Jonathan Wakely <jwakely.gcc@gmail.com>
2099 * doc/invoke.texi (Warning Options): Explain purpose and differences
2100 between -Wmissing-prototypes and -Wmissing-declarations.
2102 2012-06-01 Christian Bruel <christian.bruel@st.com>
2104 * gcc.c (save_switch): Add user_p parameter.
2105 (read_specs): Likewise.
2106 (set_specs): Likewise.
2107 (validate_switches): Likewise.
2108 (validate_switches_from_spec): Likewise.
2109 (validate_all_switches): Pass on user_p parameter.
2110 (struct spec_list): Add user_p field.
2111 (struct switchstr): Add known field.
2112 (save_switch): Add known parameter.
2113 (INIT_STATIC_SPEC): Initialize user_p;
2114 (driver_unknown_option_callbac): call save_switch if
2115 OPT_SPECIAL_unknown.
2116 (driver_handle_option): Propagate OPT_specs.
2117 (do_spec_1): Set validated only if known.
2118 (check_live_switch): Likewise.
2119 (validate_switches): Set validated if known or user_spec.
2121 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2123 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2124 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2125 * config/cris/cris-protos.h: Declare it.
2126 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2127 (TARGET_DEFAULT): Add alignment by 32.
2128 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2129 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2130 TARGET_CPU_DEFAULT == 32.
2131 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2132 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2133 numbers by replacing the define_constants for all UNSPECs with the
2134 equivalent define_c_enum construct.
2135 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2136 * config/cris/sync.md: New file.
2138 2012-05-31 Matt Turner <mattst88@gmail.com>
2140 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2141 (r4600_imul_di): New.
2142 (r4600_idiv_si): Rename from r4600_idiv.
2143 (r4600_idiv_di): New.
2145 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2147 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2148 (decl_default_tls_model): Move to tree.h
2149 (dump_file): Move to system.h.
2150 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2151 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2152 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2153 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2154 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2155 dbxout_stab_value_internal_label,
2156 dbxout_stab_value_internal_label_diff): Move from here ...
2157 * dbxout.h: ... to here.
2158 * system.h (dump_file): Moved here from output.h.
2159 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2160 * tree.h (decl_default_tls_model): Moved here from output.h.
2161 * varasm.c (default_stabs_asm_out_destructor,
2162 default_stabs_asm_out_constructor): Move from here ...
2163 * dbxout.c: ... to here.
2165 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2167 * collect2.h (dump_file): Rename to dump_ld_file.
2168 * collect2.c: Likewise.
2169 * tlink.c: Likewise.
2171 * alias.c: Do not include output.h.
2172 * auto-inc-dec.c: Likewise.
2173 * bt-load.c: Likewise.
2174 * caller-save.c: Likewise.
2176 * cfgbuild.c: Likewise.
2177 * cfgcleanup.c: Likewise.
2178 * cfglayout.c: Likewise.
2179 * cfgloop.c: Likewise.
2180 * cfgloopanal.c: Likewise.
2181 * cfgloopmanip.c: Likewise.
2182 * cfgrtl.c: Likewise.
2183 * cgraph.c: Likewise.
2184 * cgraphclones.c: Likewise.
2185 * combine-stack-adj.c: Likewise.
2186 * combine.c: Likewise.
2187 * cprop.c: Likewise.
2189 * cselib.c: Likewise.
2190 * dbgcnt.c: Likewise.
2191 * df-problems.c: Likewise.
2192 * df-scan.c: Likewise.
2193 * dojump.c: Likewise.
2194 * fwprop.c: Likewise.
2196 * graph.c: Likewise.
2197 * haifa-sched.c: Likewise.
2198 * hw-doloop.c: Likewise.
2199 * ipa-inline-transform.c: Likewise.
2200 * ipa-pure-const.c: Likewise.
2201 * ipa-reference.c: Likewise.
2202 * ipa-utils.c: Likewise.
2203 * ira-build.c: Likewise.
2204 * ira-emit.c: Likewise.
2206 * loop-doloop.c: Likewise.
2207 * loop-invariant.c: Likewise.
2208 * loop-iv.c: Likewise.
2209 * loop-unroll.c: Likewise.
2210 * loop-unswitch.c: Likewise.
2211 * lto-cgraph.c: Likewise.
2212 * lto-section-in.c: Likewise.
2213 * lto-streamer-in.c: Likewise.
2215 * mode-switching.c: Likewise.
2216 * postreload-gcse.c: Likewise.
2217 * postreload.c: Likewise.
2218 * predict.c: Likewise.
2219 * profile.c: Likewise.
2221 * reg-stack.c: Likewise.
2222 * regcprop.c: Likewise.
2223 * regmove.c: Likewise.
2224 * regstat.c: Likewise.
2225 * reload1.c: Likewise.
2226 * sched-ebb.c: Likewise.
2227 * sel-sched-dump.c: Likewise.
2228 * simplify-rtx.c: Likewise.
2229 * stor-layout.c: Likewise.
2230 * store-motion.c: Likewise.
2231 * tracer.c: Likewise.
2232 * tree-affine.c: Likewise.
2233 * tree-cfg.c: Likewise.
2234 * tree-cfgcleanup.c: Likewise.
2235 * tree-dfa.c: Likewise.
2236 * tree-into-ssa.c: Likewise.
2237 * tree-nomudflap.c: Likewise.
2238 * tree-optimize.c: Likewise.
2239 * tree-pretty-print.c: Likewise.
2240 * tree-profile.c: Likewise.
2241 * tree-ssa-address.c: Likewise.
2242 * tree-ssa-ccp.c: Likewise.
2243 * tree-ssa-copy.c: Likewise.
2244 * tree-ssa-dom.c: Likewise.
2245 * tree-ssa-loop-ch.c: Likewise.
2246 * tree-ssa-loop-im.c: Likewise.
2247 * tree-ssa-loop-manip.c: Likewise.
2248 * tree-ssa-loop-niter.c: Likewise.
2249 * tree-ssa-loop-prefetch.c: Likewise.
2250 * tree-ssa-loop-unswitch.c: Likewise.
2251 * tree-ssa-loop.c: Likewise.
2252 * tree-ssa-propagate.c: Likewise.
2253 * tree-ssa-structalias.c: Likewise.
2254 * tree-ssa-tail-merge.c: Likewise.
2255 * tree-ssa-threadedge.c: Likewise.
2256 * tree-ssa-threadupdate.c: Likewise.
2257 * tree-ssa-uncprop.c: Likewise.
2258 * tree-ssa-uninit.c: Likewise.
2259 * tree-ssa.c: Likewise.
2260 * value-prof.c: Likewise.
2261 * var-tracking.c: Likewise.
2264 * config/m32r/m32r.c: Include dbxout.h.
2265 * config/pa/pa.c: Likewise.
2266 * config/rs6000/rs6000.c: Likewise.
2268 * Makefile.in: Fix dependencies.
2269 * config/rs6000/t-rs5000: Likewise.
2271 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2273 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2274 * gimple.h (block_in_transaction): Check for flag_tm.
2276 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2278 PR tree-optimization/52558
2279 * cfg.c (alloc_aux_for_edge): Fix comment.
2280 (alloc_aux_for_edge): Remove static.
2281 * basic-block.h (alloc_aux_for_edge): Protoize.
2282 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2283 (execute_sm_if_changed_flag): New.
2284 (execute_sm_if_changed_flag_set): New.
2285 (execute_sm): Do not generate data races unless requested.
2286 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2287 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2288 * gimple.h (block_in_transaction): New.
2289 (gimple_in_transaction): Use block_in_transaction.
2291 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2294 * config/avr/avr.opt (-msp8): Document it.
2295 * doc/invoke.texi (AVR Options): Ditto. And document related
2298 2012-05-31 Diego Novillo <dnovillo@google.com>
2300 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2301 (BUILD_CXXFLAGS): Define and substitute.
2302 * Makefile.in (BUILD_CXXFLAGS): Define.
2303 (CXX_FOR_BUILD): Define.
2304 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2305 (LINKER_FOR_BUILD): Likewise.
2306 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2307 (BUILD_LINKERFLAGS): Likewise.
2308 * configure: Regenerate.
2310 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2312 * Makefile.in: Fix many dependencies.
2313 * tree-profile.c: Don't include regs.h.
2314 * tree-vectorizer.c: Don't include cfglayout.h.
2315 * tree-vect-stmts.c: Likewise.
2316 * tree-vect-slp.c: Likewise.
2317 * tree-vect-loop.c: Likewise.
2318 * reg-stack.c: Likewise.
2319 * tree-ssa-loop-manip.c: Likewise.
2320 * toplev.c: Likewise.
2321 * varasm.c: Don't include cfglayout.h, basic-block.h,
2322 and tree-iterator.h.
2323 * tree-cfgcleanup.c: Don't include cfglayout.h.
2324 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2325 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2326 * cgraphclones.c: Don't include plugin.h.
2328 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2330 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2331 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2332 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2334 2012-05-31 Richard Guenther <rguenther@suse.de>
2336 * tree-loop-distribution.c (struct partition_s): New struct,
2337 typedef and vector type.
2338 (partition_alloc, partition_free): New functions.
2339 (generate_loops_for_partition, generate_builtin,
2340 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2341 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2342 build_rdg_partition_for_component, can_generate_builtin,
2343 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2344 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2345 number_of_rw_in_partition, partition_contains_all_rw,
2346 ldist_gen): Use partition_t instead of bitmap.
2348 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2350 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2351 * doc/avr-mmcu.texi: Regenerate.
2353 2012-05-31 Richard Guenther <rguenther@suse.de>
2355 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2356 Use FOR_EACH_SSA_DEF_OPERAND.
2357 (generate_builtin): Adjust.
2358 (stmt_generated_in_another_partition): Remove.
2359 (add_scalar_computations_to_partition): Likewise.
2360 (rdg_build_partitions): Do not call
2361 add_scalar_computations_to_partition.
2363 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2365 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2366 double ints throughout.
2367 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2368 Check that the position of the field is representable as an integer.
2370 2012-05-31 Richard Guenther <rguenther@suse.de>
2372 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2373 the MEM_REF offset to sizetype.
2375 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2377 * doc/invoke.texi (AVR Options): Fix typos.
2379 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2381 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2383 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2384 non-v32 into --march=v0_v10.
2386 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2388 * ira-int.h (target_ira_int): Rename x_move_cost to
2389 x_ira_register_move_cost, x_may_move_in_cost to
2390 x_ira_may_move_in_cost and x_may_move_out_cost to
2391 x_ira_may_move_out_cost. Delete the old fields with
2392 those names and also x_ira_max_register_move_cost,
2393 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2394 (move_cost, may_move_in_cost, may_move_out_cost)
2395 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2396 (ira_max_may_move_out_cost): Delete.
2397 * ira.c (init_move_cost): Rename to...
2398 (ira_init_register_move_cost): ...this, deleting the old
2399 function with that name. Apply above variable renamings.
2400 Retain asserts for null fields.
2401 (ira_init_once): Don't initialize register move costs here.
2402 (free_register_move_costs): Apply above variable renamings.
2403 Remove code for deleted fields.
2405 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2407 * ira.c (init_move_cost): Adjust choice of subclasses to match
2408 the current ira_init_register_move_cost choice. Use
2409 ira_class_subset_p instead of reg_class_subset_p.
2410 (ira_init_register_move_cost): Assert that move_cost,
2411 may_move_in_cost and may_move_out_cost already hold the desired
2412 values for their ira_* equivalents. For the latter two,
2413 ignore classes that can't store a register of the given mode.
2415 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2417 * ira.c (setup_allocno_and_important_classes): Use
2418 ira_class_hard_regs_num to check whether a class has any
2419 allocatable registers.
2420 (ira_init_register_move_cost): Likewise.
2422 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2424 * ira.c (init_move_cost): Adjust local variable names to match
2425 file conventions. Use ira_assert instead of gcc_assert.
2427 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2429 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2430 Move these definitions and associated target_globals fields to...
2431 * ira-int.h: ...here.
2432 * rtl.h (init_move_cost): Delete.
2433 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2434 * ira.c: ...here, making the latter static.
2436 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2438 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2439 and ira_register_move_cost instead of init_move_cost and move_cost.
2441 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2443 * ira.h (target_ira): Delete x_ira_available_class_regs.
2444 (ira_available_class_regs): Delete.
2445 * ira.c (setup_available_class_regs): Delete.
2446 (setup_alloc_classes): Don't call it.
2447 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2448 ira_available_class_regs.
2449 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2450 (model_spill_cost): Likewise.
2451 * ira-build.c (low_pressure_loop_node_p): Likewise.
2452 * ira-color.c (color_pass): Likewise.
2453 * ira-emit.c (change_loop): Likewise.
2454 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2455 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2456 (process_bb_node_lives): Likewise.
2457 * loop-invariant.c (gain_for_invariant): Likewise.
2459 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2462 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2463 (pa_section_type_flags): New.
2464 (pa_legitimate_constant_p): Revert previous change.
2466 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2468 * ira.c (allocate_initial_values): Make static.
2470 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2472 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2473 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2475 2012-05-30 Richard Guenther <rguenther@suse.de>
2478 * fold-const.c (fold_binary_loc): Make sure to call
2479 fold_plusminus_mult_expr with the original sign of operands.
2481 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2483 * Makefile.in: Fix many dependencies.
2484 (DWARF2_H): Depend on dwarf2.def.
2485 (RTL_ERROR_H): Depend on rtl-error.h.
2486 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2487 all gimple-pretty-print.h and tree-pretty-print.h references.
2489 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2491 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2494 2012-05-30 Richard Guenther <rguenther@suse.de>
2497 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2500 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2502 * explow.c (probe_stack_range): Restore simple control flow and stop
2503 again when the probe cannot be generated if HAVE_check_stack.
2505 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2507 PR rtl-optimization/53519
2508 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2509 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2511 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2513 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2515 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2518 * doc/tm.texi: Update.
2519 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2520 * target.def (force_at_comp_dir): New hook.
2521 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2522 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2524 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2526 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2528 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2529 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2531 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2534 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2535 flag_unsafe_math_optimizations is set.
2536 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2537 Update description of -mfused-madd.
2539 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2542 * config/sh/predicates.md (atomic_arith_operand,
2543 atomic_logical_operand): New predicates.
2544 * config/sh/sh.c (sh_option_override): Check atomic options.
2545 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2546 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2547 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2548 UNSUPPORTED_HARD_ATOMIC_CPU.
2549 * config/sh/sync.md: Update description comments.
2550 (I12): New mode iterator.
2551 (fetchop_predicate, fetchop_constraint): New code attributes.
2552 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2553 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2554 atomic_fetch_<fetchop_name>si_hard,
2555 atomic_fetch_<fetchop_name><mode>_hard,
2556 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2557 atomic_<fetchop_name>_fetchsi_hard,
2558 atomic_<fetchop_name>_fetch<mode>_hard,
2559 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2560 atomic_test_and_set_hard): New insns.
2561 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2562 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2563 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2564 atomic_test_and_set_soft): Use same formatting for the first line of
2565 the asm block as in new insns above.
2566 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2567 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2568 atomic_test_and_set): Integrate new *_hard insns into expanders.
2569 * config/sh/sh.opt (mhard-atomic): New option.
2570 * doc/invoke.texi (SH Options): Document it.
2572 2012-05-29 Meador Inge <meadori@codesourcery.com>
2574 * c-decl.c (c_push_function_context): Always create a new language
2576 (c_pop_function_context): Clear the language function created in
2577 c_push_function_context.
2579 2012-05-29 Matt Turner <mattst88@gmail.com>
2581 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2582 (define_bypass "ev6_fcmov"): New.
2584 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2586 * integrate.c: Remove.
2587 * integrate.h: Remove.
2588 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2589 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2590 * config/rs6000/t-rs6000: Likewise
2591 * config/spu/t-spu-elf: Likewise.
2592 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2593 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2594 from integrate.h to here.
2595 (initial_value_entry): New prototype.
2596 * reload.h (allocate_initial_values): Remove prototype.
2597 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2598 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2600 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2601 set_decl_abstract_flags, set_block_abstract_flags): Move from
2602 integrate.c to here, the only user.
2603 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2605 * function.c: Don't include integrate.h.
2606 (struct initial_value_pair, struct initial_value_struct,
2607 get_hard_reg_initial_val, has_hard_reg_initial_val,
2608 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2609 integrate.c to here.
2610 (initial_value_entry): New function.
2611 * genemit.c (main): Don't print integrate.h include line.
2612 * ira.c: Don't include integrate.h.
2613 (allocate_initial_values): Move from integrate.c to here.
2614 (ira): Update allocate_initial_values call.
2615 * tree-inline.c: Don't include integrate.h.
2616 (function_attribute_inlinable_p): Moved from integrate.c to here.
2617 * cfgexpand.c: Don't include integrate.h.
2618 * except.c: Likewise.
2619 * langhooks.c: Likewise.
2620 * passes.c: Likewise.
2621 * toplev.c: Likewise.
2622 * config/frv/frv.c: Likewise.
2623 * config/pa/pa.c: Likewise.
2624 * config/spu/spu.c: Likewise.
2625 * config/epiphany/epiphany.c: Likewise.
2626 * config/mep/mep.c: Likewise.
2627 * config/score/score.c: Likewise.
2628 * config/picochip/picochip.c: Likewise.
2629 * config/sh/sh.c: Likewise.
2630 * config/alpha/alpha.c: Likewise.
2631 * config/microblaze/microblaze.c: Likewise.
2632 * config/mips/mips.c: Likewise.
2633 * config/v850/v850.c: Likewise.
2634 * config/mmix/mmix.c: Likewise.
2635 * config/bfin/bfin.c: Likewise.
2636 * config/arm/arm.c: Likewise.
2637 * config/s390/s390.c: Likewise.
2638 * config/m32r/m32r.c: Likewise.
2639 * config/rs6000/rs6000.c: Likewise.
2640 * config/c6x/c6x.c: Include function.h instead of integrate.h.
2641 * config/tilegx/tilegx.c: Likewise.
2642 * config/tilepro/tilepro.c: Likewise.
2644 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
2646 * config/avr/t-avr (s-avr-mmcu-texi): Call
2647 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
2649 2012-05-29 Michael Matz <matz@suse.de>
2651 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
2652 assign_temp): Remove 'keep' argument.
2653 (mark_temp_addr_taken): Remove prototype.
2654 * tree.h (expand_decl): Remove prototype.
2655 * function.c (struct temp_slot): Remove addr_taken and keep member.
2656 (assign_stack_temp_for_type) Don't initialize above, remove
2658 (assign_stack_temp, assign_temp): Remove keep argument.
2659 (mark_temp_addr_taken): Remove.
2660 (preserve_temp_slots): Remove handling of addr_taken and keep members.
2661 (free_temp_slots): Ditto.
2662 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
2664 * stmt.c (expand_asm_operands): Remove dead code.
2665 (expand_decl): Remove.
2666 * c-decl.c (finish_struct): Don't call expand_decl.
2667 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
2668 and assign_stack_temp.
2669 * calls.c (save_fixed_argument_area, initialize_argument_information,
2670 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
2671 * expmed.c (extract_bit_field_1): Ditto.
2672 * expr.c (emit_group_load_1, emit_group_store,
2673 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
2674 store_field, expand_constructor, expand_cond_expr_using_cmove,
2675 expand_expr_real_2, expand_expr_real_1): Ditto.
2676 * stmt.c (expand_asm_operands, expand_return): Ditto.
2678 * function.c (pop_temp_slots): Call free_temp_slots.
2679 * calls.c (store_one_arg): Don't call preserve_temp_slots or
2681 * expr.c (expand_assignment): Don't call free_temp_slots.
2683 * config/arm/arm.c (neon_expand_vector_init): Ditto.
2684 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
2685 (ix86_expand_vector_extract): Ditto.
2686 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
2687 ia64_expand_movxf_movrf): Ditto.
2688 * config/mips/mips.c (mips_expand_vi_general): Ditto.
2689 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
2690 extendsfdf2): Ditto.
2691 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
2692 rs6000_expand_vector_set, rs6000_expand_vector_extract,
2693 rs6000_allocate_stack_temp): Ditto.
2694 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
2695 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2696 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
2697 sparc_expand_vector_init): Ditto.
2699 2012-05-29 Michael Matz <matz@suse.de>
2701 * c-tree.h (c_expand_decl): Remove prototype.
2703 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
2705 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
2706 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
2707 COMPOUND_LITERAL_EXPR.
2708 * function.c (expand_function_start): Don't call expand_decl,
2709 instead assert that we have RTL assigned.
2710 * tree-ssa-live.c (remove_unused_locals): Clear
2711 nonlocal_goto_save_area if its backing variable is removed.
2712 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
2714 (expand_decl): Assert that this does nothing.
2715 * calls.c (expand_call): Don't call mark_temp_addr_taken.
2717 2012-05-29 Richard Guenther <rguenther@suse.de>
2719 PR tree-optimization/53516
2720 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2722 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2724 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2726 * LANGUAGES: Fix typos.
2727 * Makefile.in: Fix typos.
2728 * alias.c: Fix typos.
2729 * auto-inc-dec.c: Fix typos.
2730 * bb-reorder.c: Fix typos.
2731 * cfgcleanup.c: Fix typos.
2732 * cgraph.c: Fix typos.
2733 * cgraph.h: Fix typos.
2734 * cgraphunit.c: Fix typos.
2735 * collect2-aix.h: Fix typos.
2736 * collect2.c: Fix typos.
2737 * compare-elim.c: Fix typos.
2738 * config/alpha/vms.h: Fix typos.
2739 * config/arm/README-interworking: Fix typos.
2740 * config/arm/arm.c: Fix typos.
2741 * config/arm/iterators.md: Fix typos.
2742 * config/arm/vxworks.h: Fix typos.
2743 * config/avr/avr.c: Fix typos.
2744 * config/avr/avr.h: Fix typos.
2745 * config/avr/avr.md: Fix typos.
2746 * config/avr/builtins.def: Fix typos.
2747 * config/c6x/c6x.c: Fix typos.
2748 * config/cr16/cr16.c: Fix typos.
2749 * config/cr16/cr16.md: Fix typos.
2750 * config/cris/cris.md: Fix typos.
2751 * config/darwin.c: Fix typos.
2752 * config/darwin.opt: Fix typos.
2753 * config/i386/i386-c.c: Fix typos.
2754 * config/i386/i386.c: Fix typos.
2755 * config/ia64/ia64.c: Fix typos.
2756 * config/m68k/cf.md: Fix typos.
2757 * config/mep/mep.c: Fix typos.
2758 * config/microblaze/microblaze.c: Fix typos.
2759 * config/microblaze/microblaze.h: Fix typos.
2760 * config/mn10300/mn10300.c: Fix typos.
2761 * config/mn10300/mn10300.md: Fix typos.
2762 * config/pa/pa.c: Fix typos.
2763 * config/picochip/picochip.h: Fix typos.
2764 * config/rs6000/a2.md: Fix typos.
2765 * config/rs6000/rs6000.c: Fix typos.
2766 * config/rs6000/vector.md: Fix typos.
2767 * config/rx/rx.md: Fix typos.
2768 * config/rx/rx.opt: Fix typos.
2769 * config/s390/2097.md: Fix typos.
2770 * config/s390/s390.c: Fix typos.
2771 * config/s390/s390.h: Fix typos.
2772 * config/sh/sh.c: Fix typos.
2773 * config/sh/sh.md: Fix typos.
2774 * config/sparc/sync.md: Fix typos.
2775 * config/spu/spu.c: Fix typos.
2776 * config/spu/spu.md: Fix typos.
2777 * config/vms/vms.c: Fix typos.
2778 * config/vxworks-dummy.h: Fix typos.
2779 * config/vxworks.h: Fix typos.
2780 * cselib.c: Fix typos.
2781 * df-scan.c: Fix typos.
2783 * doc/extend.texi: Fix typos.
2784 * doc/install.texi: Fix typos.
2785 * doc/invoke.texi: Fix typos.
2786 * doc/md.texi: Fix typos.
2787 * doc/plugins.texi: Fix typos.
2788 * doc/rtl.texi: Fix typos.
2790 * dwarf2asm.c: Fix typos.
2791 * dwarf2out.c: Fix typos.
2792 * except.h: Fix typos.
2793 * expr.c: Fix typos.
2794 * fold-const.c: Fix typos.
2796 * gcse.c: Fix typos.
2797 * genautomata.c: Fix typos.
2798 * gengtype-state.c: Fix typos.
2799 * gengtype.c: Fix typos.
2800 * genhooks.c: Fix typos.
2801 * gimple-fold.c: Fix typos.
2802 * gimple-pretty-print.c: Fix typos.
2803 * gimple.c: Fix typos.
2804 * gimple.h: Fix typos.
2805 * gimplify.c: Fix typos.
2806 * graphite-interchange.c: Fix typos.
2807 * graphite-sese-to-poly.c: Fix typos.
2808 * ifcvt.c: Fix typos.
2809 * input.c: Fix typos.
2810 * ipa-cp.c: Fix typos.
2811 * ipa-inline-analysis.c: Fix typos.
2812 * ipa-inline-transform.c: Fix typos.
2813 * ipa-inline.c: Fix typos.
2814 * ipa-pure-const.c: Fix typos.
2815 * ipa-ref.h: Fix typos.
2816 * ipa-reference.c: Fix typos.
2817 * ipa-utils.c: Fix typos.
2819 * ira-emit.c: Fix typos.
2820 * ira-lives.c: Fix typos.
2821 * lto-streamer.c: Fix typos.
2822 * lto-streamer.h: Fix typos.
2823 * lto-wrapper.c: Fix typos.
2825 * mode-switching.c: Fix typos.
2826 * modulo-sched.c: Fix typos.
2827 * plugin.c: Fix typos.
2828 * postreload.c: Fix typos.
2829 * sched-deps.c: Fix typos.
2830 * sel-sched-ir.c: Fix typos.
2831 * sel-sched-ir.h: Fix typos.
2832 * sel-sched.c: Fix typos.
2833 * sese.c: Fix typos.
2834 * stor-layout.c: Fix typos.
2835 * target-hooks-macros.h: Fix typos.
2836 * target.def: Fix typos.
2837 * trans-mem.c: Fix typos.
2838 * tree-eh.c: Fix typos.
2839 * tree-predcom.c: Fix typos.
2840 * tree-sra.c: Fix typos.
2841 * tree-ssa-address.c: Fix typos.
2842 * tree-ssa-loop-ivopts.c: Fix typos.
2843 * tree-ssa-loop-niter.c: Fix typos.
2844 * tree-ssa-math-opts.c: Fix typos.
2845 * tree-ssa-pre.c: Fix typos.
2846 * tree-ssa-propagate.c: Fix typos.
2847 * tree-ssa-reassoc.c: Fix typos.
2848 * tree-ssa-sccvn.c: Fix typos.
2849 * tree-ssa-ter.c: Fix typos.
2850 * tree-ssa-uninit.c: Fix typos.
2851 * tree-ssanames.c: Fix typos.
2852 * tree-vect-generic.c: Fix typos.
2853 * tree-vect-slp.c: Fix typos.
2854 * tree.c: Fix typos.
2855 * tree.h: Fix typos.
2856 * varasm.c: Fix typos.
2857 * varpool.c: Fix typos.
2859 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2861 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
2863 2012-05-29 Richard Guenther <rguenther@suse.de>
2865 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
2867 (add_referenced_var_1): Re-organize. Assert we are not
2869 (remove_referenced_var): Likewise.
2870 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
2871 * tree-mudflap.c (execute_mudflap_function_ops): Do not
2872 call add_referenced_var on globals.
2873 * matrix-reorg.c (transform_access_sites): Likewise.
2875 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2877 * alias.c (reg_known_value): Make this a VEC.
2878 (reg_known_equiv_p): Make this an sbitmap.
2879 (reg_known_value_size): Remove.
2880 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
2881 set_reg_known_equiv_p): Update for reg_known_value and
2882 reg_known_value_size data structure change.
2883 (init_alias_analysis, end_alias_analysis): Likewise.
2885 2012-05-29 Jakub Jelinek <jakub@redhat.com>
2888 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
2889 to avoid leaking memory. No need to handle memory allocation
2890 failure. Double string_len on each reallocation instead of adding 2.
2891 * gcov.c (read_line): Likewise.
2893 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
2895 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
2897 * config/cris/cris.md ("trap"): Define, enabled for
2898 TARGET_TRAP_USING_BREAK8.
2899 * config/cris/cris.opt (mtrap-using-break8): New option.
2901 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
2904 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
2907 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
2909 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
2910 (Standard Names): Fix typos in documentation of atomic patterns.
2912 2012-05-27 Nathan Sidwell <nathan@acm.org>
2914 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
2916 2012-05-26 Jason Merrill <jason@redhat.com>
2919 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2920 about array compound literals.
2922 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2924 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
2925 if CLEANUP_NO_INSN_DEL.
2926 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
2927 from cfg_layout_merge_blocks.
2928 (emit_nop_for_unique_locus_between): New function.
2929 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
2930 (cfg_layout_merge_blocks): Likewise.
2932 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
2933 Paolo Bonzini <bonzini@gnu.org>
2935 * df-scan.c (df_def_record_1): Assert a parallel must contain an
2936 EXPR_LIST at this point. Receive the LOC and move its extraction...
2937 (df_defs_record): ... here. Change if-else to a switch statement.
2938 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
2939 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
2940 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
2941 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
2942 regs_invalidated_by_call.
2943 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
2946 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2949 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2950 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2952 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2954 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
2955 software floating point emulation. No longer build the multilibs
2956 with -mstrict-align.
2958 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2961 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2962 accessed indirectly.
2963 (ipa_tm_create_version): Same.
2965 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
2969 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
2971 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2974 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2975 (ix86_expand_vec_perm): Use int mode instead of float.
2976 (expand_vec_perm_pshufb): Remove handling of useseless type
2979 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2982 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2983 gnu_ld variables to yes.
2984 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2985 (HAVE_GNU_AS): Likewise.
2986 * config.in: Regenerate.
2987 * configure: Likewise.
2989 2012-05-25 Tristan Gingold <gingold@adacore.com>
2991 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
2992 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
2993 and preferred_alignment.
2995 2012-05-25 Tristan Gingold <gingold@adacore.com>
2997 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
2999 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3001 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3002 volatile bitfields case.
3004 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3006 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3007 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3008 (adjacent_mem_locations): Move some code to and call...
3009 (get_memref_parts): ...new function.
3010 (mem_locations_overlap): New function.
3011 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3012 (is_mem_ref): Rename to...
3013 (find_mem_ref): ...this. Return MEM rtx.
3014 (get_store_dest): Remove function.
3015 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3016 new parameter and adjust calls.
3017 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3018 mem refs overlap for true_store_to_load_dep_costly.
3019 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3020 passed to adjacent_mem_locations.
3021 (is_costly_group): Walk resolved dependency list.
3022 (force_new_group): Emit group ending nop for Power6/Power7.
3023 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3024 (group_ending_nop): New define_insn.
3026 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3028 Make unwound macro expansion trace less redundant
3029 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3030 context of macro definition in the trace, when it's redundant.
3033 2012-05-24 Richard Guenther <rguenther@suse.de>
3036 * tree-profile.c (tree_profiling): Cleanup the CFG if
3037 execute_fixup_cfg requests it.
3039 2012-05-24 Richard Guenther <rguenther@suse.de>
3041 * tree-flow.h (create_var_ann): Remove.
3042 * tree-dfa.c (create_var_ann): Remove and inline into its
3044 (add_referenced_var_1): ... here.
3045 * varpool.c (add_new_static_var): Do not call add_referenced_var
3047 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3048 * tree-switch-conversion.c (build_one_array): Likewise.
3049 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3050 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3052 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3053 gimple_referenced_vars instead of gimple_in_ssa_p.
3054 (copy_tree_body_r): Likewise.
3055 (setup_one_parameter): Likewise.
3056 (declare_return_variable): Likewise.
3057 (tree_function_versioning): Likewise.
3059 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3061 PR tree-optimization/53465
3062 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3063 vr0 into *vr, then vrp_meet that.
3064 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3065 have any equivalences.
3066 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3069 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3071 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3073 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3074 check end_regno - 1 is a hard register.
3076 2012-05-24 Richard Guenther <rguenther@suse.de>
3078 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3079 * tree-ssa-operands.c (create_vop_var): Likewise.
3081 2012-05-24 Richard Guenther <rguenther@suse.de>
3084 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3086 (remove_unused_locals): Pass global_unused_vars to
3087 remove_unused_scope_block_p. Restore code walking all
3088 referenced vars and pruning them.
3090 2012-05-23 Jan Hubicka <jh@suse.cz>
3092 * tree.h (alias_diag_flags): Remove.
3093 (alias_pair): Remove emitted_diags.
3094 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3095 symbol_alias_set_t, symbol_alias_set_destroy,
3096 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3097 * toplev.c (compile_file): Do not call finish_aliases_2
3098 * cgraphunit.c (cgraph_process_new_functions): Do not call
3100 (handle_alias_pairs): Output diagnostics about aliases to externals.
3101 (assemble_thunks_and_aliases): Use do_assemble_alias.
3102 (output_weakrefs): Likewise.
3103 (finalize_compilation_unit): Do not call finish_aliases_1.
3104 * ipa.c (symtab_remove_unreachable_nodes): De not call
3105 remove_unreachable_alias_pairs.
3106 * varasm.c (do_assemble_alias): Export.
3107 (symbol_alias_set_create, symbol_alias_set_destroy,
3108 symbol_alias_set_contains, symbol_alias_set_insert,
3109 propagate_aliases_forward, propagate_aliases_backward,
3110 propagate_aliases_backward, trivially_visible_alias,
3111 trivially_defined_alias, remove_unreachable_alias_pairs,
3112 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3113 * output.h (do_assemble_alias): Declare.
3114 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3117 2012-05-23 Martin Jambor <mjambor@suse.cz>
3119 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3121 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3123 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3125 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3126 (iterative_hash_gimple_type): Adjust comment.
3127 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3128 domain for an array type instead of the domain type itself.
3130 2012-05-23 Richard Guenther <rguenther@suse.de>
3132 PR tree-optimization/53438
3133 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3135 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3138 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3139 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3142 2012-05-23 Richard Guenther <rguenther@suse.de>
3144 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3145 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3146 via the global_unused_vars bitmap.
3147 (remove_unused_locals): Handle global vars in local-decls via
3148 a global_unused_vars bitmap instead of the used flag in the
3149 var annotation. Simplify global variable handling and removal.
3151 2012-05-22 Jan Hubicka <jh@suse.cz>
3154 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3155 from other partitions.
3157 2012-05-22 Jan Hubicka <jh@suse.cz>
3160 * symtab.c (symtab_register_node): Fix ordering issue.
3162 2012-05-22 Steven Drake <sbd@NetBSD.org>
3164 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3166 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3168 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3169 Use strip_name_encoding target hook.
3171 2012-05-22 Richard Guenther <rguenther@suse.de>
3173 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3174 (init_function_for_compilation): Remove.
3175 * tree-dfa.c (find_vars_r): Take struct function argument.
3176 (find_referenced_vars_in): Adjust.
3177 * tree-ssa-operands.c (clobber_stats): Remove.
3178 (create_vop_var): Take struct function argument. Mark
3179 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3180 (init_ssa_operands): Take struct function argument.
3181 (fini_ssa_operands): Do not dump dead stats.
3182 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3184 * cgraphunit.c (init_lowered_empty_function): Adjust.
3185 * lto-streamer-in.c (input_cfg): Likewise.
3186 * tree-inline.c (initialize_cfun): Likewise.
3187 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3188 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3189 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3190 virtual operands are not registers.
3192 2012-05-22 Richard Guenther <rguenther@suse.de>
3194 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3196 2012-05-22 Richard Guenther <rguenther@suse.de>
3199 * tree-inline.c (setup_one_parameter): Create a dummy init
3200 statement for unused parameters when not optimizing.
3202 2012-05-22 Richard Guenther <rguenther@suse.de>
3204 * tree-flow.h (add_referenced_var_1): Declare.
3205 (add_referenced_var): Define.
3206 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3207 (add_referenced_var): Rename to ...
3208 (add_referenced_var_1): ... this. Take struct function argument.
3210 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3213 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3214 * config/arm/arm.c (arm_validize_comparison): Define.
3215 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3216 arm_validize_comparison.
3217 ("cbranchdi4"): Likewise.
3218 ("cstoredi4"): Likewise.
3219 ("movsicc"): Likewise.
3220 ("movsfcc"): Likewise.
3221 ("movdfcc"): Likewise.
3223 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3225 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3226 the mw_reg_pool size.
3228 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3230 PR tree-optimization/53336
3231 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3232 non-integer integral types to offset type and vice versa.
3234 2012-05-22 Alan Modra <amodra@gmail.com>
3236 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3237 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3238 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3239 V_SAVE_INLINE): Delete.
3240 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3241 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3242 For ELF targets, use out-of-line restores for -Os and any number
3243 of regs if the restore exits, and out-of-line gp save for two or
3244 more regs. Use save_reg_p to test for holes in reg restore set.
3245 Replace "#if" with "if".
3247 2012-05-22 Alan Modra <amodra@gmail.com>
3249 * config/rs6000/rs6000.c (save_reg_p): New function.
3250 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3251 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3252 (emit_frame_save): Use gen_frame_store.
3253 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3254 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3256 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3257 vrsave, toc, gp and fp restores.
3259 2012-05-22 Alan Modra <amodra@gmail.com>
3261 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3262 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3263 Move function pointer variables after forward declarations.
3264 (rs6000_builtin_support_vector_misalignment): Make static.
3265 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3266 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3268 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3270 PR rtl-optimization/53373
3271 * caller-save.c (save_call_clobbered_regs): Look into a possible
3272 PARALLEL manually rather than using single_set on a call insn.
3274 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3276 PR tree-optimization/53436
3277 * omp-low.c (omp_build_component_ref): New function.
3278 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3280 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3282 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3284 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3285 Do not print '.' here. Output operand lossage error for unhandled
3290 <case 'z'>: Hardcode "code" argument into error strings.
3292 <case 'D'>: Merge AVX and non-AVX codes.
3293 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3294 Update call to put_condition_code.
3296 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3298 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3300 (clzsi2): New expander.
3301 (*clzsi2_68k): New insn.
3302 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3304 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3306 * gimple.h (gimple_set_in_transaction): Remove.
3307 (gimple_in_transaction): Look in BB instead.
3308 (gimple_statement_base): Remove in_transaction field.
3309 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3310 * trans-mem.c (compute_transaction_bits): Place transaction bit
3311 information into basic blocks.
3313 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3315 * expr.c (get_def_for_expr_class): Define only if
3316 HAVE_conditional_move.
3317 (convert_tree_comp_to_rtx): Likewise.
3319 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3322 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3324 (ffssi2_no_cmove): Ditto.
3325 (*ffs<mode>_1): Remove insn pattern.
3326 (*tzcnt<mode>_1): New insn pattern.
3327 (*bsf<mode>1): Ditto.
3329 2012-05-21 Richard Guenther <rguenther@suse.de>
3331 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3332 more referenced vars.
3333 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3334 flag on variables that have a var-annotation.
3336 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3339 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3340 from folded operands before wrapping another around the
3341 conditional expression.
3343 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3345 PR tree-optimization/53366
3346 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3347 tests if complex_numbers == 2, but there are non-complex number loads
3350 PR tree-optimization/53409
3351 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3352 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3354 PR tree-optimization/53410
3355 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3356 instead of build_int_cst (type, 0) where vector types might be
3357 involved. Instead of build_int_cst (type, 1) convert the original
3358 integer_onep argument to the desired type.
3360 2012-05-21 Michael Matz <matz@suse.de>
3362 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3363 (simplify_test_exp): Handle one more case of distributive law,
3364 decrease cost threshold.
3365 (tests_attr_p, get_attr_order): New functions.
3366 (optimize_attrs): Use topological order, inline only cheap values.
3367 (write_attr_set): Reset our_known_true after some time.
3369 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3372 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3373 vector argument without SSE enabled changes the ABI.
3375 2012-05-21 Richard Guenther <rguenther@suse.de>
3377 PR tree-optimization/53408
3378 * tree-vect-loop.c (vectorizable_induction): Properly check
3379 the restriction that we cannot handle induction results from
3380 the inner loop outside of the outer loop.
3382 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3385 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3386 (UNSPECV_RDRAND): This.
3387 (rdrand<mode>_1): Updated.
3389 2012-05-21 Richard Guenther <rguenther@suse.de>
3391 * tree-loop-distribution.c (can_generate_builtin): Reject
3394 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3396 * Makefile.in (options.c): Add options.h to included header
3399 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3401 * tree-parloops.c : Add myself to contributors, update
3402 TODO list, add link to wiki.
3404 2012-05-21 Alan Modra <amodra@gmail.com>
3406 * config/rs6000/predicates.md (input_operand): Don't match
3407 constant pool addresses. Remove label_ref, high and plus from
3408 match_code list. Remove redundant CONSTANT_P test.
3409 (splat_input_operand): Similarly update match_code list.
3410 (small_toc_ref): New predicate.
3411 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3412 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3413 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3414 register checks to..
3415 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3416 generated by create_TOC_reference.
3417 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3418 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3419 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3420 (use_toc_relative_ref): New function, split out from..
3421 (rs6000_emit_move): ..here. Remove redundant tests. Update
3422 create_TOC_reference calls.
3423 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3424 of medium/large model toc addresses. Use use_toc_relative_ref.
3425 (print_operand): Formatting, style. Adjust for toc changes.
3426 (print_operand_address): Likewise.
3427 (rs6000_output_addr_const_extra): Likewise.
3428 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3429 than a PLUS. Use this formulation for both high and low part
3430 of -mcmodel=medium/large toc reference too. Before reload,
3431 always use the small model formulation.
3432 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3433 a PLUS in high part of addresses here.
3434 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3435 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3436 (largetoc_high, largetoc_low): Move earlier. Cope when no
3438 (largetoc_high_plus): New insn.
3439 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3440 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3441 (tocref): ..instead do so here, new insn and split.
3443 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3445 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3446 RDRND, F16C and FSGSBASE.
3448 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3450 PR rtl-optimzation/53373
3451 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3452 call pattern. Update split patterns.
3453 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3454 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3456 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3458 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3461 2012-05-18 Jan Hubicka <jh@suse.cz>
3463 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3464 (cgraph_process_new_functions): Process also aliases.
3465 * lto-streamer-out.c (struct sets): Remove.
3466 (trivally_defined_alias): Remove.
3467 (output_alias_pair_p): Remove.
3468 (output_unreferenced_globals): Remove.
3469 (produce_symtab); Do not handle alias pairs.
3470 (produce_asm_for_decls): Likewise.
3471 * lto-streamer-in.c (input_alias_pairs): Remove.
3472 (lto_read_body): Do not input alias pairs.
3473 (lto_input_constructors_and_inits): Remove.
3475 2012-05-18 Jan Hubicka <jh@suse.cz>
3477 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3480 2012-05-18 Jan Hubicka <jh@suse.cz>
3482 * cgraphbuild.c (record_reference): Update.
3483 * lto-cgraph.c (lto_output_varpool_node): External vars
3484 are not in other partition even if they are not output
3485 in current partition.
3486 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3488 (canonicalize_constructor_val): Take FROM_DECL argument.
3489 (fold_ctor_reference, fold_string_cst_ctor_reference,
3490 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3491 fold_ctor_reference): Likewise.
3492 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3493 * gimple.h (gimple_fold_builtin): Likewise.
3495 2012-05-18 Olivier Hainque <hainque@adacore.com>
3497 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3498 $(libsubdir) as libexecsubdir.
3500 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3502 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3503 relied on signed overflow behavior.
3505 2012-05-18 Richard Guenther <rguenther@suse.de>
3507 PR tree-optimization/53346
3508 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3509 builtin transform even when only a single partition with
3510 all reads/writes exists.
3512 2012-05-18 Richard Guenther <rguenther@suse.de>
3514 PR tree-optimization/53390
3515 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3518 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3520 * tree-ssa-reassoc.c (bip_map): Remove decl.
3521 (completely_remove_stmt): Remove function.
3522 (remove_def_if_absorbed_call): Remove function.
3523 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3524 (possibly_move_powi): Remove function.
3525 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3526 (rewrite_expr_tree_parallel): Likewise.
3527 (attempt_builtin_powi): Build multiplies explicitly rather than
3528 relying on the ops vector and rank system.
3529 (transform_stmt_to_copy): New function.
3530 (transform_stmt_to_multiply): Likewise.
3531 (reassociate_bb): Handle leftover operations after __builtin_powi
3532 optimization; build a final multiply if necessary.
3534 2012-05-18 Jan Hubicka <jh@suse.cz>
3536 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3537 (mark_functions_to_output): Fix sanity check.
3538 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3540 2012-05-18 Richard Guenther <rguenther@suse.de>
3542 * tree-flow.h (mark_symbols_for_renaming): Remove.
3543 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3544 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3545 (copy_debug_stmt): Likewise.
3546 (expand_call_inline): Likewise.
3547 (declare_return_variable): Mark the return variable for renaming
3550 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3552 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3554 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3555 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3556 (ashrdi3,lshrdi3): Likewise.
3557 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3559 2012-05-18 Meador Inge <meadori@codesourcery.com>
3561 PR rtl-optimization/53352
3562 * cse.c (equiv_constant): Ignore paradoxical subregs.
3564 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3566 PR rtl-optimization/53125
3567 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3568 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3569 die in the basic block. Correctly top off REG_FREQ and
3570 REG_FREQ_CALLS_CROSSED.
3572 (regstat_compute_ri): Allocate and free local_live_last_luid.
3574 (regstat_bb_compute_calls_crossed): Correctly top off
3575 REG_FREQ_CALLS_CROSSED.
3577 2012-05-17 Jan Hubicka <jh@suse.cz>
3579 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3580 constructor over decl without.
3581 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3582 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3583 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3585 (mark_functions_to_output): Also accept bodies for functions with
3587 (output_in_order): Skip external vars.
3588 * lto-cgraph.c (lto_output_node): External functions are never in other
3590 (lto_output_varpool_node): Likewise.
3591 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3592 forgotten initializers.
3593 * ipa.c (process_references): Handle external vars.
3594 (symtab_remove_unreachable_nodes): Update to handle external vars.
3595 (varpool_externally_visible_p): External vars are externally visible.
3596 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3597 * varpool.c (varpool_remove_node): Remove constructor.
3598 (decide_is_variable_needed): Handle externals.
3599 (varpool_remove_unreferenced_decls): Likewise.
3601 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3603 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3604 (enable_warning_as_error): Do not special case Wuninitialized.
3605 * optc-gen.awk: Add sanity checks.
3607 2012-05-17 Jan Hubicka <jh@suse.cz>
3609 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3610 that might change as result of global optimization.
3611 (analyze_function): Do not check analyzed and externally_visible
3612 flags; be happy about address dereferences.
3613 (propagate): Prune all_module_statics so it really contains just
3614 statics; prune all the local summaries.
3615 (ipa_reference_write_optimization_summary): Simplify.
3617 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3619 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3620 * config/m68k/m68k-tables.opt: Regenerated.
3621 * doc/invoke.texi (M680x0 Options): Document.
3623 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3624 Patrick Marlier <patrick.marlier@gmail.com>
3626 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3629 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3631 * configure: Regenerated.
3633 2012-05-16 Andrew Pinski <apinski@cavium.com>
3635 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3638 2012-05-16 David S. Miller <davem@davemloft.net>
3640 * jump.c (delete_related_insns): If we remove a CALL, make sure
3641 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3643 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3645 PR tree-optimization/53217
3646 * tree-ssa-reassoc.c (bip_map): New static variable.
3647 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
3648 (attempt_builtin_powi): Save feeding multiplies on a stack.
3649 (reassociate_bb): Create and destroy bip_map.
3651 2012-05-16 Olivier Hainque <hainque@adacore.com>
3653 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3654 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3655 Add comments and improve stamp preservation across the whole sequence.
3656 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3658 2012-05-16 Richard Guenther <rguenther@suse.de>
3660 * tree-inline.c (insert_init_stmt): Do not call
3661 mark_symbols_for_renaming.
3662 (setup_one_parameter): Avoid initializing unused parameters.
3663 (declare_return_variable): Properly handle DECL_BY_REFERENCE
3664 return vars in SSA form.
3666 2012-05-16 Richard Guenther <rguenther@suse.de>
3668 * tree-flow.h (get_virtual_var): Remove.
3669 * tree-dfa.c (get_virtual_var): Likewise.
3671 2012-05-16 Richard Guenther <rguenther@suse.de>
3673 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
3674 Remove set-only bitmap of new names.
3675 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
3677 * tree-flow.h (ssa_names_to_replace): Remove.
3678 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
3680 2012-05-16 Richard Guenther <rguenther@suse.de>
3682 PR tree-optimization/53364
3683 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3684 detect a view-conversion of the decl.
3686 2012-05-16 Dodji Seketeli <dodji@redhat.com>
3688 PR preprocessor/7263
3689 * c-tree.h (enum c_declspec_word): Declare new enum.
3690 (struct c_declspecs::locations): New member.
3691 (declspecs_add_qual, declspecs_add_scspec)
3692 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
3694 * c-decl.c (build_null_declspecs): Initialize the new struct
3695 c_declspecs::locations member.
3696 (declspecs_add_addrspace): Take a location parameter for the
3697 address space. Store it onto declaration specifiers.
3698 (declspecs_add_qual): Likewise, take a location parameter for the
3700 (declspecs_add_type): Likewise, take a location parameter for the
3702 (declspecs_add_scspec): Likewise, take a location parameter for
3703 the storage class specifier.
3704 (declspecs_add_attrs): Likewise, take a location parameter for the
3706 (declspecs_add_alignas): Likewise, take a location parameter for
3708 (finish_declspecs): For diagnostics, use the location of the
3709 relevant declspec, instead of the global input_location.
3710 * c-parser.c (c_parser_parameter_declaration): Pass the precise
3711 virtual location of the declspec to the declspecs-setters.
3712 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
3715 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3717 * configure.ac: Stack protector enabling for Android targets.
3718 * configure: Regenerate.
3720 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3722 * ira.c (pseudo_move_insn): Delete.
3723 (find_moveable_pseudos): Don't set it.
3724 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
3725 the definitions of the original pseudo. Delete all of them.
3727 2012-05-16 Olivier Hainque <hainque@adacore.com>
3729 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3731 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
3732 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
3733 * config/rs6000/8540.md: indicate that the units/patterns apply to
3736 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
3737 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
3738 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
3739 related flags, check that what is queried is supported by the selected
3740 configuration. Rework the single/double_float and MASK_STRING resets to
3741 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
3742 costs for PROCESSOR_PPC8548 as well.
3743 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
3744 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
3745 statement instead of a sequence of ifs.
3747 * config/rs6000/rs6000.h (TARGET_E500): Remove.
3748 (TARGET_NO_LWSYNC): Adjust accordingly.
3749 * config/rs6000/e500.h (TARGET_E500): Remove.
3750 (CHECK_E500_OPTIONS): Adjust accordingly.
3751 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
3752 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
3753 * config/rs6000/linuxspe.h: Likewise.
3754 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
3755 superfluous comments.
3756 * config/rs6000/e500-double.h: Remove.
3758 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
3759 default to with_cpu=8548 if --enable-e500-double, and to 8540
3761 (set misc flags section): For powerpc*|rs6000*, remove inclusion
3762 of e500-double.h for --enable-e500-double.
3764 2012-05-16 Olivier Hainque <hainque@adacore.com>
3766 * Makefile.in (s-header-vars): Resort to -n instead of trailing
3767 -e d in sed invocation.
3769 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
3771 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
3773 * doc/tm.texi: Regenerate.
3775 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
3777 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
3779 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3782 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3783 that operands[2] is either immediate, or q_regs_operand.
3785 2012-05-15 Richard Guenther <rguenther@suse.de>
3787 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
3788 (assemble_thunk): Likewise. Manually rename and register
3791 2012-05-15 Richard Guenther <rguenther@suse.de>
3793 PR tree-optimization/53355
3794 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
3797 2012-05-15 Tristan Gingold <gingold@adacore.com>
3799 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
3801 2012-05-15 Richard Guenther <rguenther@suse.de>
3803 * gimple.c (gimple_set_modified): Move ...
3804 * gimple.h (gimple_set_modified): ... here.
3806 2012-05-15 Tristan Gingold <gingold@adacore.com>
3808 * ira-color.c (move_spill_restore): Add a guard.
3810 2012-05-15 Tristan Gingold <gingold@adacore.com>
3812 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
3815 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
3817 * gimplify.c (gimplify_init_constructor): Do a block move for very
3818 small objects as well.
3820 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
3822 * ira.c (find_moveable_pseudos): Skip registers whose
3823 DF_REG_EQ_USE_COUNT is nonzero.
3825 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3827 * doc/md.texi (fma): Define to only be applicable for single rounding.
3829 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3833 generate target register for "load" class builtins.
3836 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3839 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3840 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3841 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3842 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3843 (<sse>_movu<ssemodesuffix>): New expander.
3844 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3845 (avx_movdqu<avxmodesuffix>): New expander.
3846 (*sse2_movdqu): Rename from sse2_movdqu.
3847 (sse2_movdqu): New expander.
3849 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
3852 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
3853 (canonicalize_perm): ... new function.
3854 (expand_vec_perm_2vperm2f128_vshuf): New function.
3855 (ix86_expand_vec_perm_const_1): Call it.
3857 2012-05-14 Andrew Pinski <apinski@cavium.com>
3858 H.J. Lu <hongjiu.lu@intel.com>
3859 Jakub Jelinek <jakub@redhat.com>
3862 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
3865 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3867 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3868 lineno 1 the same as lineno 0 before first start file directive.
3869 (optimize_macinfo_range): Likewise.
3871 * dwarf2out.c (have_macinfo): Define.
3872 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3873 attribute, don't force empty compilation unit and don't emit any
3874 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3876 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
3879 * config/avr/avr.c (avr_const_address_lo16): Remove.
3880 (avr_assemble_integer): Print ".byte lo8(x)",
3881 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
3882 .warning if 3-byte address is assembled.
3883 * doc/extend.texi (AVR Named Address Spaces): Document that
3884 binutils 2.23 is needed to assemble 3-byte addresses.
3886 2012-05-14 Richard Guenther <rguenther@suse.de>
3888 * tree-vect-data-refs.c (vect_setup_realignment): Remove
3889 call to mark_symbols_for_renaming.
3890 (vect_permute_load_chain): Likewise.
3891 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
3892 instead of calling mark_symbols_for_renaming.
3893 * tree-vect-stmts.c (read_vector_array): Remove call to
3894 mark_symbols_for_renaming.
3895 (write_vector_array): Likewise.
3896 (vectorizable_call): Likewise.
3897 (vectorizable_store): Likewise.
3898 (vectorizable_load): Likewise.
3899 * matrix-reorg.c (transform_allocation_sites): Likewise.
3900 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
3901 (create_expression_by_pieces): Likewise.
3903 2012-05-14 Richard Guenther <rguenther@suse.de>
3905 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
3906 of statements for renaming.
3907 (force_gimple_operand_1): Likewise, consistently for both
3908 calls to force_gimple_operand and force_gimple_operand_gsi.
3910 2012-05-14 Richard Guenther <rguenther@suse.de>
3912 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
3913 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
3915 (expand_omp_for): Likewise.
3916 (expand_omp_for_generic): Adjust conditional add to referenced vars.
3917 Use make_rename_temp for temporaries that should be rewritten into
3919 (expand_omp_for_static_nochunk): Likewise.
3920 (expand_omp_atomic_pipeline): Likewise.
3922 2012-05-14 Richard Guenther <rguenther@suse.de>
3924 PR tree-optimization/53331
3925 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
3927 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
3929 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3932 * doc/options.texi: (LangEnabledBy): Document it.
3933 * optc-gen.awk: Handle LangEnabledBy.
3934 * opth-gen.awk: Generate declaration for lang-specific functions.
3935 * opt-read.awk: Record lang numbers.
3936 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
3937 (lang_sanitized_name): New.
3939 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
3941 * attribs.c (decl_attributes): Avoid emitting a warning if
3943 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
3944 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
3945 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
3946 define a string "1".
3947 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
3948 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
3949 BUILT_IN_STRCPY): Use it for these functions.
3950 * postreload.c (reload_combine): Deal with SETs inside
3951 CALL_INSN_FUNCTION_USAGE.
3952 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
3953 Look for REG_RETURNED notes and use a cheap restore if possible.
3954 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
3955 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
3956 * ira-build.c (ira_create_allocno, create_cap_allocno,
3957 propagate_allocno_info, propagate_some_info_from_allocno,
3958 copy_info_to_removed_store_destination, ira_flattening): Handle it.
3959 * ira-lives.c (pseudo_regno_single_word_and_live_p,
3960 find_call_crossed_cheap_reg): New static functions.
3961 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
3962 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
3963 a REG_RETURNED note in that case.
3964 * ira.c (setup_reg_renumber): Change assert to allow cases where
3965 allocnos only cross calls for which they are cheap to restore.
3966 * ira-costs.c (ira_tune_allocno_costs): Compare
3967 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
3969 * reg-notes.def (REG_RETURNED): New note.
3970 * cse.c (cse_insn): Likewise.
3971 * sched-deps.c (sched_analyze_insn): Likewise.
3972 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
3973 * calls.c (decl_return_flags): New static function.
3974 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
3975 functions that return one of their arguments.
3976 * regcprop.c (struct kill_set_value_data): New.
3977 (kill_set_value): Interpret data as a pointer to such a struct.
3978 Do nothing if the caller wants the register to be ignored.
3979 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
3981 2012-05-14 Richard Guenther <rguenther@suse.de>
3983 PR tree-optimization/53340
3984 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
3986 2012-05-14 Richard Guenther <rguenther@suse.de>
3988 * gimplify.c (gimplify_expr): Remove odd code.
3990 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3992 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
3993 into a PLUS_EXPR byte offset.
3995 * tree-ssa-pre.c (can_value_number_call): Delete.
3996 (compute_avail): Skip all statements with side effects.
3997 <GIMPLE_CALL>: Skip calls to internal functions.
3999 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4001 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4003 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4005 * common.opt (Wtype-limits): Use EnabledBy.
4007 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4009 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4010 (pushtf splitter): Ditto.
4012 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4013 (<code>tf2): Enable for TARGET_SSE.
4014 (*absnegtf2_sse): Ditto.
4015 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4016 (copysign<mode>3_const): Ditto.
4017 (copysign<mode>3_var): Ditto.
4018 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4019 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4020 (*<code>tf3): Ditto.
4021 * config/i386/i386.c (struct builtin_description bdesc_args)
4022 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4023 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4024 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4025 Emit a normal call if SSE isn't available.
4027 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4029 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4030 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4031 (<code><mode>3): Ditto.
4032 (*andnot<mode>3): Ditto.
4033 (*andnottf3): Ditto.
4034 (*<code><mode>3): Ditto.
4037 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4039 * optc-gen.awk: Error instead of warning for conflicting help.
4041 2012-05-12 Jason Merrill <jason@redhat.com>
4044 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4047 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4049 * function.c (requires_stack_frame_p): If the function can throw
4050 non-call exceptions, return true if the insn can throw internally.
4052 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4054 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4056 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4058 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4059 ORDERED and UNORDERED conditions.
4061 2012-05-11 Richard Guenther <rguenther@suse.de>
4063 * tree-flow.h (referenced_var_check_and_insert): Remove.
4064 (find_new_referenced_vars): Likewise.
4065 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4066 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4067 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4068 instead of find_new_referenced_vars.
4069 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4071 2012-05-11 Richard Guenther <rguenther@suse.de>
4073 * tree-pass.h (pass_rest_of_compilation,
4074 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4076 * passes.c (pass_all_optimizations, pass_postreload,
4077 pass_all_early_optimizations): Make static.
4078 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4079 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4080 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4081 (delete_tree_ssa): Do not call fini_phinodes.
4082 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4084 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4087 * doc/options.texi (EnabledBy): Document
4088 * opts.c: Include opts.h and options.h before tm.h.
4089 (finish_options): Do not handle some sub-options here...
4090 (common_handle_option): ... instead call common_handle_option_auto
4092 * optc-gen.awk: Handle EnabledBy.
4093 * opth-gen.awk: Declare common_handle_option_auto.
4094 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4095 (Wmaybe-uninitialized): Likewise.
4096 (Wunused-but-set-variable): Likewise.
4097 (Wunused-function): Likewise.
4098 (Wunused-label): Likewise.
4099 (Wunused-value): Likewise.
4100 (Wunused-variable): Likewise.
4101 * opt-read.awk: Create opt_numbers array.
4103 2012-05-11 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/53295
4106 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4108 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4109 strides when analyzing data-references in a loop context.
4110 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4111 non-constant strides for now.
4112 (vect_enhance_data_refs_alignment): Ignore data references
4113 that are strided loads.
4114 (vect_analyze_data_ref_access): Handle non-constant strides.
4115 (vect_check_strided_load): Verify the data-reference is a load.
4116 (vect_analyze_data_refs): Restructure to make strided load
4117 support not dependent on gather support.
4118 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4119 when doing strided or gather loads.
4120 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4121 integer_zerop to compare stride with zero.
4123 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4125 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4127 2012-05-11 Jan Hubicka <jh@suse.cz>
4130 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4131 that output_constant_pool missed.
4133 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4135 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4136 MULTILIB_EXTRA_OPTS.
4138 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4143 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4146 optimization for TARGET_AVX.
4147 (*movti_internal_sse): Ditto.
4148 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4149 (*movdi_internal): Ditto.
4150 (*movsi_internal): Ditto.
4151 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4152 (*movdf_internal_rex64): Ditto.
4153 (*movfd_internal): Ditto.
4154 (*movsf_internal): Ditto.
4155 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4157 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4159 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4160 reference as size attribute.
4162 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4163 Tristan Gingold <gingold@adacore.com>
4165 * doc/md.texi (Standard Names): Document probe_stack_address.
4166 * explow.c (emit_stack_probe): Handle probe_stack_address.
4167 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4168 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4169 (probe_stack_address): New insn.
4170 (probe_stack_range): Likewise.
4171 * config/ia64/ia64.c: Include common/common-target.h.
4172 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4173 checking is enabled.
4174 (ia64_emit_probe_stack_range): New function.
4175 (output_probe_stack_range): Likewise.
4176 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4177 builtin stack checking is enabled.
4178 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4179 and UNSPECV_PROBE_STACK_ADDRESS.
4180 (unknown_for_bundling_p): New predicate.
4181 (group_barrier_needed): Use important_for_bundling_p.
4182 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4183 (issue_nops_and_insn): Likewise.
4184 (bundling): Likewise.
4185 (final_emit_insn_group_barriers): Likewise.
4186 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4187 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4188 (STACK_CHECK_PROTECT): Likewise.
4189 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4191 2012-05-10 Jan Hubicka <jh@suse.cz>
4193 * ipa-inline.c (update_all_callee_keys): Remove.
4194 (inline_small_functions): Simplify priority updating.
4196 2012-05-10 Jan Hubicka <jh@suse.cz>
4198 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4200 2012-05-10 Jan Hubicka <jh@suse.cz>
4202 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4203 (symtab_remove_unreachable_nodes): ... this one.
4204 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4205 * cgraphunit.c (ipa_passes): Update.
4206 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4207 * cgraph.c (cgraph_release_function_body): Only turn initial
4208 into error mark when initial was previously set.
4209 * ipa-inline.c (ipa_inline): Update.
4210 * ipa.c: Include ipa-inline.h
4211 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4212 (enqueue_node): New function.
4213 (process_references): Update.
4214 (symtab_remove_unreachable_nodes): Cleanup.
4215 * passes.c (execute_todo, execute_one_pass): Update.
4217 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4219 PR rtl-optimization/53125
4220 * ira.c (ira): Call find_moveable_pseudos and
4221 move_unallocated_pseudos if only ira_conflicts_p is true.
4223 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4225 * config/i386/i386.md (*movoi_internal_avx): Handle
4226 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4227 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4228 (*movti_internal_sse): Ditto.
4229 (*movtf_internal): Ditto.
4230 * config/i386/sse.md (ssePSmode): New mode attribute.
4231 (*move<mode>_internal): Use ssePSmode.
4232 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4233 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4234 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4235 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4237 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4239 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4240 DECL_ORIGINAL_TYPE if it is present.
4242 2012-05-10 Nick Clifton <nickc@redhat.com>
4245 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4246 a "0" constraint to being a (match_dup 0).
4248 2012-05-10 Richard Guenther <rguenther@suse.de>
4250 * stor-layout.c (byte_from_pos): Amend comment.
4252 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4254 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4255 Document requirement to call in constructors.
4257 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4259 2012-05-10 Richard Guenther <rguenther@suse.de>
4261 * tree.h (TYPE_IS_SIZETYPE): Remove.
4262 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4263 (extract_muldiv_1): Likewise.
4264 * gimple.c (gtc_visit): Likewise.
4265 (gimple_types_compatible_p): Likewise.
4266 (iterative_hash_canonical_type): Likewise.
4267 (gimple_canonical_types_compatible_p): Likewise.
4268 * gimplify.c (gimplify_one_sizepos): Likewise.
4269 * print-tree.c (print_node): Likewise.
4270 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4272 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4275 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4276 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4277 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4278 instead of xop_mulv2div2di3_low.
4279 (xop_p<macs>dql): Fix vec_select selector.
4280 (xop_p<macs>dqh): Ditto.
4281 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4282 (xop_mulv2div2di3_high): Ditto.
4284 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4287 * diagnostic.h (diagnostic_context): Add last_location.
4288 * diagnostic.c (diagnostic_initialize): Initialize it.
4289 (diagnostic_show_locus): Use it.
4291 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4293 * doc/extend.texi (Function Attributes): Point xref to section
4296 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4298 * config/i386/i386.c (*movdf_internal_rex64): Remove
4299 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4300 Calculate "mode" attribute according to
4301 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4302 (*movdf_internal): Ditto.
4304 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4308 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4309 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4310 or when optimizing for size.
4311 * config/i386/sse.md (*mov<mode>_internal): Remove
4312 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4313 Calculate "mode" attribute according to optimize_function_for_size_p
4314 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4315 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4316 depending on the mode of the instruction. Calculate "mode" attribute
4317 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4318 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4319 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4321 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4324 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4325 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4326 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4327 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4328 (expand_prologue): Move initialization of cfun->machine->is_naked,
4329 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4330 (avr_set_current_function): ...this new static function.
4331 (TARGET_SET_CURRENT_FUNCTION): New define.
4332 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4333 checking attributes of current_function_decl.
4334 (avr_regs_to_save): Ditto.
4335 (signal_function_p): Rename to avr_signal_function_p.
4336 (interrupt_function_p): Rename to avr_interrupt_function_p.
4338 * doc/extend.texi (Function Attributes): Better explanation of
4339 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4342 2012-05-09 Michael Matz <matz@suse.de>
4344 PR tree-optimization/53185
4345 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4346 peeling when we see strided loads.
4348 2012-05-09 Matthias Klose <doko@ubuntu.com>
4350 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4352 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4354 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4355 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4356 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4357 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4358 (USE_LOAD_POST_INCREMENT): Define.
4359 (USE_LOAD_PRE_INCREMENT): Define.
4360 (USE_LOAD_POST_DECREMENT): Define.
4361 (USE_LOAD_PRE_DECREMENT): Define.
4362 (USE_STORE_PRE_DECREMENT): Define.
4363 (USE_STORE_PRE_INCREMENT): Define.
4364 (USE_STORE_POST_DECREMENT): Define.
4365 (USE_STORE_POST_INCREMENT): Define.
4366 (arm_auto_incmodes): Add enumeration.
4367 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4368 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4370 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4372 PR tree-optimization/53226
4373 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4374 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4375 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4376 doesn't need to be revisited, look for earliest stmt with
4377 !gimple_plf (stmt, GF_PLF_1) if something changed.
4379 2012-05-09 Terry Guo <terry.guo@arm.com>
4381 * genmultilib: Update copyright dates.
4382 * doc/fragments.texi: Ditto.
4384 2012-05-09 Terry Guo <terry.guo@arm.com>
4386 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4387 * genmultilib (MULTILIB_REQUIRED): New.
4388 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4390 2012-05-09 Richard Guenther <rguenther@suse.de>
4392 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4393 (vect_do_peeling_for_loop_bound): Likewise.
4394 (vect_do_peeling_for_alignment): Likewise.
4395 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4396 (vect_do_peeling_for_loop_bound): Get check_profitability and
4397 threshold as parameters.
4398 (vect_do_peeling_for_alignment): Likewise.
4399 (vect_loop_versioning): Likewise.
4400 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4401 and threshold here. Control where to put the check here.
4403 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4406 * dwarf2out.h (get_address_mode): Move declaration to...
4408 * dwarf2out.c (get_address_mode): Move definition to...
4409 * rtlanal.c: ...here.
4410 * var-tracking.c (get_address_mode): Delete.
4411 * combine.c (find_split_point): Use get_address_mode instead of
4412 targetm.addr_space.address_mode.
4413 * cselib.c (cselib_record_sets): Likewise.
4414 * dse.c (canon_address, record_store): Likewise.
4415 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4416 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4417 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4418 (expand_expr_real_1): Likewise.
4419 * ifcvt.c (noce_try_cmove_arith): Likewise.
4420 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4421 * reload.c (find_reloads): Likewise.
4422 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4423 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4425 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4427 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4428 information from the instruction produced.
4430 2012-05-09 Richard Guenther <rguenther@suse.de>
4432 * stor-layout.c (bit_from_pos): Document.
4433 (byte_from_pos): Likewise. Optimize.
4434 (pos_from_bit): Likewise.
4435 (normalize_offset): Use pos_from_bit instead of replicating it.
4437 2012-05-09 Alan Modra <amodra@gmail.com>
4440 * config/rs6000/rs6000.c (gen_frame_set): New function.
4441 (gen_frame_load, gen_frame_store): New functions.
4442 (rs6000_savres_rtx): Use the above.
4443 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4444 Correct mode used for CR2 in save/restore_world patterns.
4445 Don't emit instructions for eh_return frame unwind reg info.
4447 2012-05-08 Jan Hubicka <jh@suse.cz>
4449 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4451 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4453 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4455 (compile_file): Do not output variables.
4456 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4458 * langhooks.c: Include timevar.h
4459 (write_global_declarations): Finalize compilation unit after wrapup;
4460 set timevars correctly.
4461 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4462 not to be added to varpool.
4463 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4464 only on cases where it makes sense; skip constant pool and value expr
4467 2012-05-08 David S. Miller <davem@davemloft.net>
4469 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4470 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4471 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4473 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4475 PR rtl-optimization/53278
4476 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4477 speed_p code from earlier patch.
4479 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4482 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4484 2012-05-08 Teresa Johnson <tejohnson@google.com>
4486 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4487 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4489 2012-05-08 Jan Hubicka <jh@suse.cz>
4491 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4492 (cgraph_create_node_1): Rename to ...
4493 (cgraph_create_empty_node): ... this one; export.
4494 (cgraph_create_node): Update.
4495 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4496 (cgraph_create_edge_including_clones): Likewise.
4497 (cgraph_find_replacement_node): Likewise.
4498 (cgraph_clone_edge): Likewise.
4499 (cgraph_clone_node): Likewise.
4500 (clone_function_name): Likewise.
4501 (cgraph_create_virtual_clone): Likewise.
4502 (cgraph_remove_node_and_inline_clones): Likewise.
4503 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4504 * cgraph.h: Reorder declarations so they match file of origin.
4505 (cgraph_create_empty_node): Declare.
4506 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4507 (cgraph_copy_node_for_versioning): Likewise.
4508 (cgraph_function_versioning): Likewise.
4509 (cgraph_materialize_clone): Likewise.
4510 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4511 (cgraph_materialize_all_clones): Likewise.
4512 * cgraphclones.c: New file.
4513 * Makefile.in: Update for cgraphclones.
4515 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4518 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4519 (ix86_rtx_costs): Handle SET.
4521 2012-05-08 Michael Matz <matz@suse.de>
4523 * basic-block.h (struct rtl_bb_info): Remove visited member and
4524 move head_ member to ...
4525 (struct basic_block_def.basic_block_il_dependent): ... the new
4526 member x, replacing but containing old member rtl.
4527 (enum bb_flags): New BB_VISITED flag.
4528 (BB_HEADER, BB_FOOTER): New macros.
4530 * jump.c (mark_all_labels): Adjust.
4531 * cfgcleanup.c (try_optimize_cfg): Adjust.
4532 * cfglayout.c (record_effective_endpoints): Adjust.
4533 (relink_block_chain): Ditto (and don't fiddle with visited).
4534 (fixup_reorder_chain): Adjust.
4535 (fixup_fallthru_exit_predecessor): Ditto.
4536 (cfg_layout_duplicate_bb): Ditto.
4537 * combine.c (update_cfg_for_uncondjump): Adjust.
4538 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4539 (bb_visited_trace): New accessor.
4540 (mark_bb_visited): Move in front.
4541 (rotate_loop): Use bb_visited_trace.
4542 (find_traces_1_round): Ditto.
4543 (emit_barrier_after): Ditto.
4544 (copy_bb): Ditto, and initialize visited on resize.
4545 (reorder_basic_blocks): Initize visited member.
4546 (duplicate_computed_gotos): Clear bb flags at start, use
4549 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4550 (rtl_verify_flow_info_1): Ditto.
4551 (cfg_layout_split_block): Ditto.
4552 (cfg_layout_delete_block): Ditto.
4553 (cfg_layout_merge_blocks): Ditto.
4554 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4556 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4559 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4560 when a constant source operand matches an "I" constraint, the "no
4561 CC0 change" applies to a register-destination only, not a
4562 strict_low_part-destination.
4564 2012-05-08 Richard Guenther <rguenther@suse.de>
4566 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4567 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4569 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4571 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4573 * doc/avr-mmcu.texi: New auto-generated file.
4574 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4575 to document all valid -mmcu= arguments.
4577 * config/avr/avr.h (arch_info_s): New struct definition.
4578 * config/avr/avr-devices.c (avr_texinfo): New variable.
4579 * config/avr/gen-avr-mmcu-texi.c: New file.
4580 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4582 2012-05-08 Dehao Chen <dehao@google.com>
4584 * predict.c (find_qualified_ssa_name): New.
4585 (find_ssa_name_in_expr): New.
4586 (find_ssa_name_in_assign_stmt): New.
4587 (is_comparison_with_loop_invariant_p): New.
4588 (is_bound_expr_similar): New.
4589 (predict_iv_comparison): New.
4590 (predict_loops): Add heuristic for loop-nested branches that compare an
4591 induction variable to a loop bound variable.
4592 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4594 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4596 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4597 TARGET_BDVER2 defines where appropriate.
4599 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4601 * configure.ac (PLUGIN_LD): Rename into...
4602 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4603 * config.in: Regenerate.
4604 * configure: Likewise.
4605 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4607 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4609 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4610 computation using the precision of the index type.
4611 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4612 (fold_array_ctor_reference): Do index computations in the index type.
4614 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4616 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4617 down to plus_constant.
4618 (expand_epilogue): Ditto.
4620 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4622 * postreload.c (reload_cse_regs): Make static.
4623 * reload.h (reload_cse_regs): Remove prototype.
4625 2012-05-07 Richard Henderson <rth@redhat.com>
4627 * config/alpha/alpha.md (clear_cache): New pattern.
4629 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4632 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
4633 is folded to a type boundary value, verify that the resulting case
4634 label is still a care range.
4636 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4638 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
4639 only for TARGET_GENERIC, when not optimizing for size.
4640 (*ffs<mode>_1): Ditto.
4642 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4644 * tree-cfg.c (verify_gimple_switch): Tighten checks.
4646 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4648 PR tree-optimization/53239
4649 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
4650 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
4652 2012-05-07 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/53195
4655 * tree-inline.c (setup_one_parameter): Properly add referenced
4656 vars from the parameters new known value.
4658 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4660 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
4661 (sched_branch_type): Remove.
4662 (m68k_sched_md_init_global): Don't allocate it.
4663 (m68k_sched_md_finish_global): Don't free it.
4664 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
4665 * config/m68k/m68k.md: Set the type of insns using
4666 m68k_sched_branch_type to bcc directly.
4668 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4670 * config/sol2.c (solaris_override_options): New function.
4671 * config/sol2-protos.h (solaris_override_options): Declare.
4672 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4674 2012-05-07 Richard Guenther <rguenther@suse.de>
4676 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
4677 whether we failed to compute data dependences.
4678 (loop_prefetch_arrays): Fail if we failed.
4680 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4681 Paolo Bonzini <bonzini@gnu.org>
4683 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
4684 Emit bsf when optimizing for size.
4685 (*ffs<mode>_1): Ditto.
4687 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4690 * config/sh/sh.c (sh_rtx_costs): Handle SET.
4692 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
4695 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
4696 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
4697 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
4699 (*bswapdi2_doubleword): New insn pattern.
4700 (*bswap<mode>2): Rename from *bswap<mode>2_1.
4702 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4704 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
4705 (mips_set_reg_reg_cost): Likewise.
4706 (mips_rtx_costs): Handle SET.
4708 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4710 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
4711 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
4712 to compute the cost of moves. Set the mode of the target register.
4714 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
4716 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
4717 plus_constant function.
4718 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
4719 that the mode is sensible.
4720 (use_anchored_address, round_push, allocate_dynamic_stack_space)
4721 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
4724 * alias.c (canon_rtx): Likewise.
4725 (init_alias_analysis): Likewise.
4726 * builtins.c (expand_builtin_return_addr)
4727 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
4728 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
4729 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
4730 (expand_builtin_stpcpy): Likewise.
4731 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
4732 (compute_argument_addresses, internal_arg_pointer_based_exp)
4733 (expand_call, emit_library_call_value_1): Likewise.
4734 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
4735 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
4736 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
4737 * cse.c (insert_const_anchor, find_reg_offset_for_const)
4738 (use_related_value, fold_rtx): Likewise.
4739 * cselib.c (cselib_subst_to_values): Likewise.
4740 * dse.c (record_store, check_mem_read_rtx): Likewise.
4741 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
4742 * emit-rtl.c (adjust_address_1): Likewise.
4743 * except.c (sjlj_emit_function_enter)
4744 (expand_builtin_extract_return_addr)
4745 (expand_builtin_frob_return_addr): Likewise.
4746 * expmed.c (expand_divmod): Likewise.
4747 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
4748 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
4749 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
4750 * function.c (assign_stack_local_1)
4751 (instantiate_virtual_regs_in_rtx): Likewise.
4752 * optabs.c (prepare_cmp_insn): Likewise.
4753 * recog.c (offsettable_address_addr_space_p): Likewise.
4754 * reload.c (find_reloads_address, form_sum)
4755 (find_reloads_subreg_address): Likewise.
4756 * reload1.c (init_reload, eliminate_regs_1)
4757 (eliminate_regs_in_insn): Likewise.
4758 * simplify-rtx.c (simplify_unary_operation_1)
4759 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
4760 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
4761 (vt_add_function_parameter): Likewise.
4763 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
4764 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
4765 * config/alpha/alpha.c (alpha_legitimize_address_1)
4766 (get_unaligned_address, alpha_expand_unaligned_load)
4767 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
4768 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
4769 (alpha_expand_builtin_establish_vms_condition_handler)
4770 (alpha_setup_incoming_varargs, emit_frame_store_1)
4771 (alpha_expand_prologue, alpha_expand_epilogue)
4772 (alpha_use_linkage): Likewise.
4773 * config/alpha/alpha.md: Likewise.
4775 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
4776 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
4777 (thumb_legitimize_address, arm_gen_load_multiple_1)
4778 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
4779 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
4780 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
4781 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
4782 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
4783 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
4784 (thumb_expand_movmemqi, arm_set_return_address)
4785 (thumb_set_return_address): Likewise.
4786 * config/arm/arm.md: Likewise.
4788 * config/avr/avr.c (avr_incoming_return_addr_rtx)
4789 (avr_prologue_setup_frame, expand_epilogue)
4790 (avr_const_address_lo16): Likewise.
4792 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
4793 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
4794 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
4795 (bfin_output_mi_thunk): Likewise.
4797 * config/c6x/c6x.c (c6x_initialize_trampoline)
4798 (c6x_output_mi_thunk): Likewise.
4800 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
4801 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
4803 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
4804 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
4805 (cris_emit_movem_store, cris_trampoline_init): Likewise.
4806 * config/cris/cris.md: Likewise.
4808 * config/darwin.c (machopic_indirect_data_reference)
4809 (machopic_legitimize_pic_address): Likewise.
4811 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
4812 (epiphany_expand_prologue, epiphany_expand_epilogue)
4813 (epiphany_trampoline_init): Likewise.
4814 * config/epiphany/epiphany.md: Likewise.
4816 * config/fr30/fr30.c (fr30_move_double): Likewise.
4818 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
4819 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
4820 (frv_index_memory, unspec_got_name, frv_find_base_term)
4821 (frv_output_dwarf_dtprel): Likewise.
4823 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
4824 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
4826 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
4827 * config/i386/i386.c (setup_incoming_varargs_64)
4828 (setup_incoming_varargs_ms_64, choose_baseaddr)
4829 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
4830 (ix86_emit_probe_stack_range, ix86_expand_prologue)
4831 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
4832 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
4833 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
4834 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
4835 (x86_output_mi_thunk): Likewise.
4836 * config/i386/i386.md: Likewise.
4838 * config/ia64/ia64.c (ia64_expand_load_address)
4839 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
4840 (do_spill, ia64_trampoline_init): Likewise.
4842 * config/iq2000/iq2000.c (iq2000_va_start)
4843 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
4844 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
4845 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
4847 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
4849 * config/m32c/m32c.c (m32c_return_addr_rtx)
4850 (m32c_expand_insv): Likewise.
4852 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
4853 (m32r_legitimize_pic_address, m32r_print_operand)
4854 (m32r_print_operand_address): Likewise.
4856 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
4857 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
4858 (EH_RETURN_HANDLER_RTX): Likewise.
4859 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
4860 (m68k_expand_epilogue, legitimize_pic_address)
4861 (m68k_output_mi_thunk): Likewise.
4862 * config/m68k/m68k.md: Likewise.
4864 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
4865 (mcore_expand_epilog): Likewise.
4866 * config/mcore/mcore.md: Likewise.
4868 * config/mep/mep.c (mep_allocate_initial_value)
4869 (mep_expand_prologue, mep_expand_epilogue): Likewise.
4871 * config/microblaze/microblaze.c (double_memory_operand)
4872 (microblaze_block_move_loop): Likewise.
4874 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
4875 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
4876 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
4877 (mips_expand_prologue, mips_epilogue_set_cfa)
4878 (mips_expand_epilogue): Likewise.
4879 * config/mips/mips.md: Likewise.
4881 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
4882 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
4884 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
4885 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
4887 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4888 (EH_RETURN_HANDLER_RTX): Likewise.
4889 * config/moxie/moxie.c (moxie_static_chain): Likewise.
4891 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
4892 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
4893 (pa_return_addr_rtx, hppa_builtin_saveregs)
4894 (pa_trampoline_init): Likewise.
4895 * config/pa/pa.md: Likewise.
4897 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4899 * config/picochip/picochip.c (picochip_static_chain): Likewise.
4901 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
4902 * config/rs6000/rs6000.c (rs6000_legitimize_address)
4903 (setup_incoming_varargs, print_operand, rs6000_return_addr)
4904 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
4905 (rs6000_emit_epilogue)
4906 (rs6000_machopic_legitimize_pic_address): Likewise.
4908 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4910 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
4911 (DYNAMIC_CHAIN_ADDRESS): Likewise.
4912 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
4913 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
4914 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
4915 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
4916 (s390_emit_epilogue, s390_function_profiler): Likewise.
4917 * config/s390/s390.md: Likewise.
4919 * config/score/score.c (score_add_offset, score_prologue): Likewise.
4921 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
4922 (sh_output_mi_thunk): Likewise.
4923 * config/sh/sh.md: Likewise.
4925 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
4926 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
4927 * config/sparc/sparc.c (sparc_legitimize_pic_address)
4928 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
4929 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
4930 (emit_and_preserve): Likewise.
4931 * config/sparc/sparc.md: Likewise.
4933 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4934 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
4935 (spu_setup_incoming_varargs, ea_load_store_inline)
4936 (spu_expand_load): Likewise.
4938 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
4939 (combine_bnp): Likewise.
4941 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4942 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
4943 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
4945 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4946 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
4947 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
4949 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
4950 * config/v850/v850.md: Likewise.
4952 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
4953 (EH_RETURN_HANDLER_RTX): Likewise.
4954 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
4955 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
4956 (print_operand_address, vax_trampoline_init): Likewise.
4958 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
4959 (xtensa_function_value_regno_p): Likewise.
4961 2012-05-04 Andrew Pinski <apinski@cavium.com>
4963 * expr.c (get_def_for_expr_class): New function.
4964 (convert_tree_comp_to_rtx): New function.
4965 (expand_cond_expr_using_cmove): New function.
4966 (expand_expr_real_2 <case COND_EXPR>): Call
4967 expand_cond_expr_using_cmove first and return if it succeeds.
4968 Remove the check for HAVE_conditional_move since we should have
4969 already converted it to a conditional move.
4970 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
4971 modes of DImode for 32bits and TImode.
4973 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
4976 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
4977 (print_md_ptr_loc, print_c_condition): Use them.
4978 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
4979 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
4980 attr_file, dfa_file, latency_file): New global variables.
4981 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
4982 write_upcase, write_indent, write_length_unit_log, write_test_expr,
4983 write_attr_get, write_insn_cases, write_eligible_delay,
4984 write_const_num_delay_slots): Accept FILE pointer and toss it around.
4986 (write_header, open_outfile, handle_arg): New funcions.
4987 (make_automaton_attrs): Write prototypes as extern to the output
4989 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
4990 names from the command line. Open the output files and write out
4991 internal functions for DFA functions to dfa_file_name, insn latency
4992 functions to latency_file_name, and everything else to attr_file.
4993 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
4994 (BACKEND): Build libbackend first.
4995 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
4996 (.PRECIOUS): Likewise.
4997 (insn-dfatab.o): New rule.
4998 (insn-latencytab.o): New rule.
4999 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5000 (s-attrtab): New rule.
5002 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5004 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5005 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5006 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5007 * reorg.c (get_jump_flags): Do not set the removed flags.
5009 * doc/md.texi (attr_flag): Update for abovementioned changes.
5011 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5014 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5015 (TARGET_CMOV): Rename from TARGET_CMOVE.
5016 (TARGET_CMOVE): New define.
5017 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5018 Do not set TARGET_CMOVE here.
5020 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5022 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5023 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5024 -Wunused is activated.
5025 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5027 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5029 * config/s390/s390.md (*movmem_short, *clrmem_short)
5030 (*cmpmem_short): Move the mode check from the insn condition to
5033 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5035 PR tree-optimization/52633
5036 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5037 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5038 (vect_recog_over_widening_pattern): Remove handling of code that was
5039 already detected as over-widening pattern. Remove special handling
5040 of "unsigned" cases. Instead, support general case of conversion
5041 of the shift result to another type.
5043 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5045 * tree-vect-patterns.c (vect_single_imm_use): New function.
5046 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5047 (vect_recog_over_widening_pattern): Likewise.
5048 (vect_recog_widen_shift_pattern): Likewise.
5050 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5052 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5053 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5054 (vect_recog_widen_mult_pattern): Likewise.
5055 (vect_operation_fits_smaller_type): Likewise.
5056 (vect_recog_over_widening_pattern): Likewise.
5057 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5059 2012-05-04 Richard Guenther <rguenther@suse.de>
5062 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5063 of -freg-struct-return and -fpcc-struct-return.
5064 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5065 from the input file options and ignore those from the link
5068 2012-05-04 Richard Guenther <rguenther@suse.de>
5070 PR tree-optimization/53168
5071 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5072 memory reads when the result is a constant we can pun.
5074 2012-05-04 Richard Guenther <rguenther@suse.de>
5076 * common.opt (flto-report): Do not mark as Optimization.
5078 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5081 * recog.c (constrain_operands): If extra constraints are present, also
5082 accept pseudo-registers with equivalent memory locations during reload.
5084 2012-05-04 Olivier Hainque <hainque@adacore.com>
5086 * collect2.c (may_unlink_output_file): New global.
5087 (maybe_unlink): Honor it.
5088 * collect2.h: Add extern for it.
5089 * tlink.c (do_tlink): Set it to true if the link succeeded.
5091 2012-05-04 Olivier Hainque <hainque@adacore.com>
5093 * gcc.c (eval_spec_function): Finalize/restore the current string
5094 obstack state as part of the context push/pop operations.
5096 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5098 PR rtl-optimization/52804
5099 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5100 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5101 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5102 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5103 RELOAD_FOR_OUTADDR_ADDRESS.
5105 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5108 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5109 for macro expansion.
5111 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5113 * flags.h (flag_permissive): Do not declare.
5114 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5116 * toplev.c (flag_permissive): Do not define.
5117 * c-tree.h (system_header_p): Delete unused.
5119 2012-05-03 David S. Miller <davem@davemloft.net>
5122 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5123 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5124 (sparc_emit_float_lib_cmp): Likewise.
5126 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5129 * config/rs6000/rs6000.md (bswapdi splitters): If
5130 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5131 default) is used, generate an alternate sequence that does not
5132 depend on using indexed addressing.
5134 2012-05-03 Jason Merrill <jason@redhat.com>
5136 * gengtype.c (write_types): Fix warning message.
5137 (write_local): Likewise.
5139 2012-05-02 Jason Merrill <jason@redhat.com>
5141 * dwarf2out.c (struct external_ref, build_local_stub): New.
5142 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5143 (optimize_external_refs, optimize_external_refs_1): New.
5144 (change_AT_die_ref): New.
5145 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5146 (build_abbrev_table): Take the external refs hashtable.
5147 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5149 2012-05-03 Jan Hubicka <jh@suse.cz>
5152 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5154 2012-05-03 Jan Hubicka <jh@suse.cz>
5157 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5159 2012-05-03 Jason Merrill <jason@redhat.com>
5161 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5162 use_debug_types to discriminate the die_id union.
5163 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5164 (build_abbrev_table, output_die): Likewise.
5165 (prune_unused_types_walk_attribs): Likewise.
5166 (generate_type_signature, copy_declaration_context): Set it.
5167 (remove_child_or_replace_with_skeleton): Set it.
5168 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5169 check use_debug_types.
5170 (dwarf2out_finish): Do break_out_includes after .debug_types.
5172 2012-05-03 Jason Merrill <jason@redhat.com>
5174 * dwarf2out.c (modified_type_die): Use scope_die_for.
5175 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5176 (uses_local_type_r, uses_local_type): New.
5177 (scope_die_for): Keep a type that uses a local type in local scope.
5178 Use get_context_die for namespace and type scope.
5180 2012-05-03 Jason Merrill <jason@redhat.com>
5182 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5184 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5185 (dwarf2out_finish): Likewise.
5187 2012-05-03 Martin Jambor <mjambor@suse.cz>
5189 * builtins.c (get_object_alignment_1): Return whether we can determine
5190 the alignment or conservatively assume byte alignment. Return the
5191 alignment by reference. Use get_pointer_alignment_1 for dereference
5193 (get_pointer_alignment_1): Return whether we can determine the
5194 alignment or conservatively assume byte alignment. Return the
5195 alignment by reference. Use get_ptr_info_alignment to get SSA name
5197 (get_object_alignment): Update call to get_object_alignment_1.
5198 (get_object_or_type_alignment): Likewise, fall back to type alignment
5199 only when it returned false.
5200 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5201 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5202 get_object_alignment_1.
5203 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5204 get_pointer_alignment_1.
5205 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5206 of MEM_REF or TARGET_MEM_REF only when it returns false.
5207 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5208 get_object_alignment_1.
5209 (ccp_finalize): Use set_ptr_info_alignment.
5210 * tree.h (get_object_alignment_1): Update declaration.
5211 (get_pointer_alignment_1): Likewise.
5212 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5213 (dump_gimple_stmt): Likewise.
5214 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5216 (get_ptr_info_alignment): Declared.
5217 (mark_ptr_info_alignment_unknown): Likewise.
5218 (set_ptr_info_alignment): Likewise.
5219 (adjust_ptr_info_misalignment): Likewise.
5220 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5221 and set alignment of SSA names.
5222 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5223 mark_ptr_info_alignment_unknown.
5224 * tree-ssanames.c (get_ptr_info_alignment): New function.
5225 (mark_ptr_info_alignment_unknown): Likewise.
5226 (set_ptr_info_alignment): Likewise.
5227 (adjust_ptr_info_misalignment): Likewise.
5228 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5229 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5231 (bump_vector_ptr): Likewise.
5232 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5233 (vectorizable_store): Likewise.
5234 (vectorizable_load): Likewise.
5236 2012-05-03 Michael Matz <matz@suse.de>
5238 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5239 in front of basic_block_def.
5240 (struct basic_block_def): Make il.gimple the full struct, not a
5242 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5244 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5245 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5246 NULL il.gimple, which can't happen anymore.
5247 * gimple.h (bb_seq): il.gimple can't be NULL.
5248 (bb_seq_add): Ditto.
5249 (set_bb_seq): Adjust.
5250 (gsi_start_bb, gsi_last_bb): Tidy.
5251 * lto-streamer-in.c (make_new_block): Don't zero members that
5252 are zeroed already, don't allocate a gimple_bb_info.
5253 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5254 (remove_bb): Clear all il.gimple members.
5255 (gimple_verify_flow_info): Adjust for flat il.gimple.
5256 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5258 * coretypes.h (const_gimple_seq): Remove typedef.
5259 * gimple.h (gimple_seq_first): Take gimple_seq.
5260 (gimple_seq_first_stmt): Ditto.
5261 (gimple_seq_last): Ditto.
5262 (gimple_seq_last_stmt): Ditto.
5263 (gimple_seq_empty_p): Ditto.
5265 2012-05-03 Richard Guenther <rguenther@suse.de>
5267 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5269 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5270 (compute_avail): Do not add possibly trapping operations to
5271 EXP_GEN if they might not be executed in the block.
5273 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5275 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5277 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5279 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5280 information as early as possible. Update dominance info instead of
5283 2012-05-03 Richard Guenther <rguenther@suse.de>
5285 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5286 (union_contains_value): Remove.
5287 (vro_valid_in_sets): Likewise.
5288 (op_valid_in_sets): New function.
5289 (valid_in_sets): Use op_valid_in_sets.
5290 (insert_into_preds_of_block): Move dumping ...
5291 (do_regular_insertion): ... here.
5292 (do_partial_partial_insertion): ... and here. Dump that
5293 we've found a partial partial redundancy.
5294 (insert): Dump the current insert iteration.
5296 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5299 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5300 append program name to it and pass that as first argument
5301 to make_relative_prefix. Always pass standard_libexec_prefix
5302 as last argument to make_relative_prefix. If
5303 make_relative_prefix returns NULL, fall back to
5304 standard_libexec_prefix.
5307 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5311 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5312 mode, return that mode.
5315 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5316 define __ATOMIC_HLE_* macros here.
5317 (ix86_target_macros): But here, using cpp_define_formatted.
5319 2012-05-03 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/53144
5322 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5324 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5325 with SSA name values.
5326 (vn_reference_lookup_3): Adjust callers.
5328 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5330 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5331 has_fma4 for AMD processors with both fma3 and fma4 support.
5333 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5336 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5339 2012-05-03 Michael Matz <matz@suse.de>
5342 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5343 (dse_enter_block): Properly iterate the whole sequence even
5344 if the last statement was removed.
5346 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5348 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5349 unset flag_jump_tables.
5350 * stmt.c (expand_case): Remove special flag_pic case conditional
5351 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5353 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5355 * common/config/s390/s390-common.c (s390_option_optimization_table):
5356 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5357 default when optimizing.
5359 2012-05-02 Martin Jambor <mjambor@suse.cz>
5362 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5363 of a variable when the contect is a function.
5365 2012-05-02 Michael Matz <matz@suse.de>
5367 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5368 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5369 (const_gimple_seq_node): Remove.
5370 (gimple_seq_node): Typedef as gimple.
5371 (struct gimple_statement_base): Add next and prev members,
5372 adjust all WORD markers in using structs.
5373 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5374 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5375 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5376 gimple are the same.
5377 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5379 (gimple_init_singleton): New function.
5380 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5381 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5383 (gsi_stmt_ptr): Remove.
5384 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5386 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5387 again, adjust for above changes.
5388 (update_call_edge_frequencies): Adjust for above changes.
5389 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5390 (gsi_insert_seq_nodes_after): Ditto.
5391 (gsi_split_seq_after): Ditto.
5392 (gsi_set_stmt): Ditto.
5393 (gsi_split_seq_before): Ditto.
5394 (gsi_remove): Ditto.
5395 (gsi_insert_seq_before_without_update): Don't free sequence.
5396 (gsi_insert_seq_after_without_update): Ditto.
5397 (gsi_replace): Assert some more invariants.
5398 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5400 (gsi_for_stmt): Don't search for stmt.
5401 (gsi_insert_on_edge_immediate): Tidy.
5403 * gimple.c (gimple_alloc_k): Remove "sequences".
5404 (gimple_seq_cache): Remove.
5405 (gimple_alloc_stat): Make stmt a singleton sequence.
5406 (gimple_seq_alloc, gimple_seq_free): Remove.
5407 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5408 (gimple_copy): Ditto.
5409 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5410 create iterator from correct sequence.
5411 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5413 2012-05-02 Michael Matz <matz@suse.de>
5415 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5417 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5418 sequence, lazily allocate it.
5419 (bb_seq_addr): New function.
5420 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5421 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5422 (gsi_none): New function.
5423 (gsi_start_bb): Adjust.
5424 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5425 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5426 (gsi_last_bb): Adjust.
5428 * tree-flow-inline.h (phi_nodes_ptr): New function.
5430 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5431 datastructure and interface change.
5432 (gsi_insert_seq_before_without_update): Ditto.
5433 (gsi_insert_seq_nodes_after): Ditto.
5434 (gsi_insert_seq_after_without_update): Ditto.
5435 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5436 (gsi_split_seq_before): Ditto.
5437 (gsi_start_phis): Adjust.
5438 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5439 (vect_transform_loop): Ditto.
5440 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5441 gimple_seq_copy): Don't use gimple_seq_alloc.
5442 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5443 (gimplify_seq_add_seq): Ditto.
5444 * lto-streamer-in.c (make_new_block): Ditto.
5445 * tree-cfg.c (create_bb): Ditto.
5446 * tree-sra.c (initialize_parameter_reductions): Ditto.
5448 2012-05-02 Michael Matz <matz@suse.de>
5450 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5451 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5452 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5453 set_bb_seq): Move down to after gimple_statement_d definition.
5455 2012-05-02 Michael Matz <matz@suse.de>
5457 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5458 gsi_replace_with_seq, instead of inserting itself.
5459 * gimple-iterator.c (gsi_replace_with_seq): New function.
5460 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5461 iterator instead of statement, advance it.
5462 (ssa_forward_propagate_and_combine): Adjust call to above.
5464 2012-05-02 Michael Matz <matz@suse.de>
5466 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5468 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5469 * tree-nested.c (walk_gimple_omp_for): Ditto.
5470 * trans-mem.c (lower_transaction): Ditto.
5471 * tree-eh.c (do_return_redirection): Ditto.
5472 (do_goto_redirection): Ditto.
5473 (lower_try_finally_switch): Ditto.
5474 * gimplify.c (gimplify_stmt): Ditto.
5475 (gimplify_scan_omp_clauses): Ditto.
5476 (gimplify_omp_for): Ditto.
5477 (gimplify_function_tree): Ditto.
5478 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5479 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5480 (mf_build_check_statement_for): Ditto.
5481 (mx_register_decls): Ditto.
5482 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5483 and don't use itertors to append.
5484 (insert_stmts): Ditto.
5485 (insert_out_of_ssa_copy): Ditto.
5486 (insert_out_of_ssa_copy_on_edge): Ditto.
5488 2012-05-02 Michael Matz <matz@suse.de>
5490 * gimple.h (gimple_bind_body_ptr): New function.
5491 (gimple_bind_body): Use it.
5492 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5493 (gimple_eh_filter_failure_ptr): New function.
5494 (gimple_eh_filter_failure): Use it.
5495 (gimple_eh_else_n_body_ptr): New function.
5496 (gimple_eh_else_n_body): Use it.
5497 (gimple_eh_else_e_body_ptr): New function.
5498 (gimple_eh_else_e_body): Use it.
5499 (gimple_try_eval_ptr): New function.
5500 (gimple_try_eval): Use it.
5501 (gimple_try_cleanup_ptr): New function.
5502 (gimple_try_cleanup): Use it.
5503 (gimple_wce_cleanup_ptr): New function.
5504 (gimple_wce_cleanup): Use it.
5505 (gimple_omp_body_ptr): New function.
5506 (gimple_omp_body): Use it.
5507 (gimple_omp_for_pre_body_ptr): New function.
5508 (gimple_omp_for_pre_body): Use it.
5509 (gimple_transaction_body_ptr): New function.
5510 (gimple_transaction_body): Use it.
5511 (gsi_split_seq_before): Adjust to return nothing and take pointer
5513 (gsi_set_stmt): Declare.
5514 (gsi_replace_with_seq): Declare.
5515 (walk_gimple_seq_mod): Declare.
5516 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5518 * gimple-iterator.c (gsi_set_stmt): New function.
5519 (gsi_split_seq_before): Return new sequence via pointer argument.
5520 (gsi_replace): Use gsi_set_stmt.
5522 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5524 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5525 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5527 (reserve_phi_args_for_new_edge): Change call to above,
5530 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5531 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5532 iterators. Adjust call to lower_omp.
5533 (lower_lastprivate_clauses): Adjust call to lower_omp.
5534 (lower_reduction_clauses): Ditto.
5535 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5536 (lower_omp_sections): Don't explicitely count sequence length,
5537 nullify lowered bodies earlier, ensure stmts are part of only
5538 one sequence, adjust call to lower_omp.
5539 (lower_omp_single): Ensure stmts are part of only one sequence,
5540 adjust call to lower_omp.
5541 (lower_omp_master): Ditto.
5542 (lower_omp_ordered): Ditto.
5543 (lower_omp_critical): Ditto.
5544 (lower_omp_for): Ditto.
5545 (lower_omp_taskreg): Ditto, tidy.
5546 (lower_omp_1): Adjust calls to lower_omp.
5547 (execute_lower_omp): Ditto.
5548 (lower_omp): Adjust to take pointer to sequence.
5549 (diagnose_sb_2): Use walk_gimple_seq_mod.
5550 (diagnose_omp_structured_block_errors): Ditto and set possibly
5551 changed function body.
5552 * gimple-low.c (lower_function_body): Set function body after
5554 (lower_sequence): Adjust to take pointer to sequence.
5555 (lower_omp_directive): Ensure stmt isn't put twice into the
5556 sequence, adjust call to lower_sequence.
5557 (lower_stmt): Adjust calls to lower_sequence.
5558 (lower_gimple_bind): Ditto.
5559 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5560 * tree-nested.c (walk_body): Take pointer to sequence, use
5561 walk_gimple_seq_mod.
5562 (walk_function): Adjust call to walk_body, set possibly changed body.
5563 (walk_gimple_omp_for): Adjust calls to walk_body.
5564 (convert_nonlocal_omp_clauses): Ditto.
5565 (convert_nonlocal_reference_stmt): Ditto.
5566 (convert_local_omp_clauses): Ditto.
5567 (convert_local_reference_stmt): Ditto.
5568 (convert_tramp_reference_stmt): Ditto.
5569 (convert_gimple_call): Ditto.
5570 (convert_nl_goto_reference): Use local iterator copy.
5571 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5572 but taking pointer to sequence, ensure gsi_start is called with
5574 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5575 asserting that the sequence head didn't change.
5576 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5577 walk_gimple_seq_mod.
5578 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5579 (execute_lower_tm): Ditto, and set possibly changed body.
5580 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5581 call gsi_start with that lvalue.
5582 (replace_goto_queue_stmt_list): Ditto.
5583 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5584 (replace_goto_queue): Ditto.
5585 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5586 (lower_try_finally_onedest): Ditto.
5587 (lower_try_finally_copy): Ditto.
5588 (lower_try_finally_switch): Ditto.
5589 (lower_try_finally): Ditto.
5590 (lower_eh_filter): Ditto.
5591 (lower_eh_must_not_throw): Ditto.
5592 (lower_cleanup): Ditto.
5593 (lower_eh_constructs_2): Ditto.
5594 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5595 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5596 set possibly changed body.
5597 (optimize_double_finally): Call gsi_start with lvalue.
5599 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5600 (gimple_split_block): Ditto.
5601 (gimple_merge_blocks): Use gsi_start_phis.
5602 (move_stmt_r): Use walk_gimple_seq_mod.
5603 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5604 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5605 (rebuild_cgraph_edges): Ditto.
5606 (cgraph_rebuild_references): Ditto.
5607 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5608 * tree-inline.c (copy_phis_for_bb): Ditto.
5609 * tree-ssa-dce.c: Ditto.
5611 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5613 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5614 Andi Kleen <ak@linux.intel.com>
5616 * coretypes.h (MEMMODEL_MASK): New.
5617 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5618 and return new variable.
5619 (expand_builtin_atomic_exchange): Mask memmodel values.
5620 (expand_builtin_atomic_compare_exchange): Ditto.
5621 (expand_builtin_atomic_load): Ditto.
5622 (expand_builtin_atomic_store): Ditto.
5623 (expand_builtin_atomic_clear): Ditto.
5624 * doc/extend.texi: Mention port-dependent memory model flags.
5625 * config/i386/cpuid.h (bit_HLE): New.
5626 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5628 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5629 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5630 (ix86_target_string)<-mhle>: New.
5631 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5632 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
5633 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5634 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
5635 enabled for generic, generic64 and core-avx2.
5636 (ix86_print_operand): Generate HLE lock prefixes.
5637 (ix86_memmodel_check): New.
5638 (TARGET_MEMMODEL_CHECK): Ditto.
5639 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
5640 (IX86_HLE_ACQUIRE): Ditto.
5641 (IX86_HLE_RELEASE): Ditto.
5642 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
5643 * config/i386/i386.opt (mhle): Ditto.
5644 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
5645 success model to instruction emitter.
5646 (atomic_fetch_add<mode>): Ditto.
5647 (atomic_exchange<mode>): Ditto.
5648 (atomic_add<mode>): Ditto.
5649 (atomic_sub<mode>): Ditto.
5650 (atomic_<code><mode>): Ditto.
5651 (*atomic_compare_and_swap_doubledi_pic): Ditto.
5652 (atomic_compare_and_swap_single<mode>): Define and use argument
5654 (atomic_compare_and_swap_double<mode>): Ditto.
5655 * configure.ac: Check if assembler support HLE prefixes.
5656 * configure: Regenerate.
5659 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5662 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
5664 (gimplify_switch_expr): ... here.
5665 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
5666 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
5667 to clean up case labels with values outside the index type range.
5668 (simplify_gimple_switch): Call it if something changed.
5669 Remove strange and unnecessary assert.
5671 2012-05-02 Richard Guenther <rguenther@suse.de>
5673 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5675 (int_const_binop_1): New worker for int_const_binop with
5676 overflowable parameter. Pass it through to force_fit_type_double.
5677 (int_const_binop): Wrap around int_const_binop_1 with overflowable
5679 (size_binop_loc): Call int_const_binop_1 with overflowable equal
5680 to minus one, forcing overflow detection for even unsigned types.
5681 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
5682 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
5683 * stor-layout.c (initialize_sizetypes): sizetypes no longer
5685 (layout_type): For zero-sized arrays ignore overflow on the
5687 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
5688 (bit_value_binop_1): Likewise.
5689 * tree.c (double_int_to_tree): Likewise.
5690 (double_int_fits_to_tree_p): Likewise.
5691 (force_fit_type_double): Likewise.
5692 (host_integerp): Likewise.
5693 (int_fits_type_p): Likewise.
5694 * varasm.c (output_constructor_regular_field): Sign-extend the
5695 field-offset to cater for negative offsets produced by the Ada
5697 * omp-low.c (extract_omp_for_data): Convert the loop step to
5698 signed for pointer adjustments.
5700 2012-05-02 Richard Guenther <rguenther@suse.de>
5702 * tree.c (valid_constant_size_p): New function.
5703 * tree.h (valid_constant_size_p): Declare.
5704 * cfgexpand.c (expand_one_var): Adjust check for too large
5705 variables by using valid_constant_size_p.
5706 * varasm.c (assemble_variable): Likewise.
5708 * c-decl.c (grokdeclarator): Properly check for sizes that
5709 cover more than half of the address-space.
5711 2012-05-02 Jakub Jelinek <jakub@redhat.com>
5713 PR tree-optimization/53163
5714 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
5715 return value from compute_all_dependences.
5717 PR rtl-optimization/53160
5718 * ree.c (combine_reaching_defs): Handle the case where cand->insn
5719 has been modified by ree pass already.
5721 2012-05-01 Ian Lance Taylor <iant@google.com>
5724 * c-decl.c (build_compound_literal): Make the decl readonly if it
5725 an array of a readonly type.
5726 * gimplify.c (gimplify_compound_literal_expr): Add fallback
5727 parameter. Change all callers. If the decl is not addressable
5728 and is not an l-value, make it readonly.
5730 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
5732 * ira.c (allocated_reg_info_size): New static variable.
5733 (expand_reg_info): Manage it. Call
5734 setup_preferred_alternate_classes_for_new_pseudos.
5735 (ira): Don't do it here. Remove local allocated_reg_info_size,
5736 set the global before calling find_moveable_pseudos.
5737 (find_moveable_pseudos): Call expand_reg_info rather than
5740 2012-05-01 Richard Henderson <rth@redhat.com>
5742 * common.opt (fsync-libcalls): New.
5743 * doc/invoke.texi: Document it.
5744 * optabs.c (init_sync_libfuncs): Honor it.
5746 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5747 Richard Sandiford <r.sandiford@uk.ibm.com>
5749 PR rtl-optimization/52543
5750 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
5752 * lower-subreg.h: New file.
5753 * target-globals.h (this_target_lower_subreg): Declare.
5754 (target_globals): Add lower_subreg;
5755 (restore_target_globals): Restore this_target_lower_subreg.
5756 * target-globals.c: Include it.
5757 (default_target_globals): Add default_target_lower_subreg.
5758 (save_target_globals): Initialize target_lower_subreg.
5759 * rtl.h (init_lower_subreg): Added declaration.
5760 * toplev.c (backend_init_target): Call initializer for lower-subreg
5762 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
5763 (default_target_lower_subreg): New variable.
5764 (this_target_lower_subreg): Likewise.
5765 (twice_word_mode, choices): New macros.
5766 (shift_cost, compute_splitting_shift, compute_costs)
5767 (init_lower_subreg): New functions.
5768 (resolve_simple_move): Add speed_p argument. Check choices.
5769 (find_pseudo_copy): Don't check the mode size here.
5770 (resolve_simple_move): Assert the mode size.
5771 (find_decomposable_shift_zext): Add speed_p argument and return
5772 a bool. Check choices.
5773 (resolve_shift_zext): Add comment.
5774 (dump_shift_choices, dump_choices): New functions.
5775 (decompose_multiword_subregs): Dump list of profitable
5776 transformations. Add code to skip non profitable transformations.
5777 Update calls to simple_move and find_decomposable_shift_zext.
5779 2012-05-01 Ian Bolton <ian.bolton@arm.com>
5780 Sameera Deshpande <sameera.deshpande@arm.com>
5781 Greta Yorsh <greta.yorsh@arm.com>
5783 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
5784 (thumb1_unexpanded_epilogue): ...this.
5785 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
5786 (thumb1_unexpanded_epilogue): ...this.
5787 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
5788 (thumb1_unexpanded_epilogue): ...this.
5790 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
5792 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
5793 comparing enumeration values. Update comments.
5795 2012-05-01 Alan Modra <amodra@gmail.com>
5798 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
5799 load_cr_save, add_crlr_cfa_restore): New functions.
5800 (rs6000_restore_saved_cr): Rename to..
5801 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
5802 (rs6000_emit_epilogue): Use new functions. Adjust condition
5803 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
5804 regs when using out-of-line restore only when shrink wrapping.
5806 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5809 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
5810 calls to cgraph_node_name in xstrdup.
5811 (ipa_make_edge_direct_to_target): Ditto.
5812 * cgraph.c (dump_cgraph_node): Ditto.
5813 * tree-sra.c (convert_callers_for_node): Ditto.
5814 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
5815 * ipa-cp.c (perhaps_add_new_callers): Ditto.
5816 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
5817 (cgraph_materialize_all_clones): Ditto.
5818 * ipa-inline.c (report_inline_failed_reason): Ditto.
5819 (want_early_inline_function_p): Ditto.
5820 (edge_badness): Ditto.
5821 (update_edge_key): Ditto.
5822 (flatten_function): Ditto.
5823 (ipa_inline): Ditto.
5824 (inline_always_inline_functions): Ditto.
5825 (early_inline_small_functions): Ditto.
5827 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5830 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
5831 constraints 0 and 1.
5833 012-04-30 Jan Hubicka <jh@suse.cz>
5835 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
5836 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
5837 (cgraph_add_to_same_comdat_group): Remove.
5838 (cgraph_add_asm_node): Move to cgraphunit.c.
5839 (cgraph_make_decl_local): Move to symtab.c
5840 (cgraph_make_node_local_1): Update.
5841 (cgraph_can_remove_if_no_direct_calls_and): Update.
5842 (used_from_object_file_p): Update.
5843 (resolution_used_from_other_file_p): Move to symtab.c
5844 (cgraph_used_from_object_file_p): move to symtab.c
5845 (verify_cgraph_node): Verify same comdat groups.
5846 * cgraph.h (cgraph_asm_node): Rename to ...
5847 (asm_node): ... this one.
5848 (cgraph_asm_nodes): Rename to ...
5849 (asm_nodes): ... this one.
5850 (symtab_add_to_same_comdat_group): New function.
5851 (symtab_dissolve_same_comdat_group_list): New function.
5852 (symtab_used_from_object_file_p): Declare.
5853 (symtab_make_decl_local): Declare.
5854 (cgraph_add_to_same_comdat_group): Remove.
5855 (cgraph_add_asm_node): Remove.
5856 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
5858 (cgraph_finalize_compilation_unit): Rename to ...
5859 (finalize_compilation_unit): ... this one.
5860 (cgraph_optimize): Rename to ....
5861 (compile): ... this one.
5862 (add_asm_node): Declare.
5863 (fixup_same_cpp_alias_visibility): Declare.
5864 (cgraph_make_decl_local): Remove.
5865 (varpool_assemble_pending_decls): Rename to ...
5866 (varpool_output_variables): ... this one.
5867 (varpool_remove_unreferenced_decls): Remove.
5868 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
5869 (preserve_function_body_p): Make static.
5870 * toplev.c (compile_file): Update comments; update.
5871 * cgraphunit.c: Update comments.
5872 (cgraph_expand_all_functions): Rename to ...
5873 (expand_all_functions): ... this one; update.
5874 (cgraph_mark_functions_to_output): Rename to ...
5875 (mark_functions_to_output): ... this one; cleanup.
5876 (cgraph_output_pending_asms): Remove prototype.
5877 (asm_nodes, asm_last_node): New static vars.
5878 (cgraph_process_new_functions): Update.
5879 (cgraph_reset_node): Cleanup; add comment.
5880 (cgraph_add_new_function): Update.
5881 (cgraph_output_pending_asms): Rename to ...
5882 (output_asm_statements): ... this one.
5883 (add_asm_node): New function.
5884 (fixup_same_cpp_alias_visibility): New function based on code
5885 in cgraph_analyze_function.
5886 (cgraph_analyze_function): Use it.
5887 (cgraph_order_sort): Update.
5888 (cgraph_output_in_order): Update.
5889 (cgraph_function_versioning): Update.
5890 (cgraph_optimize): Rename to ...
5891 (compile): ... this one; initialize streamer hooks here.
5892 (cgraph_finalize_compilation_unit): Rename to ...
5893 (finalize_compilation_unit): ... this one; do not initialize streamer
5895 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
5896 * dwarf2out.c: Update ocmment.
5897 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
5898 * method.c (use_thunk): Likewise.
5899 * semantics.c (maybe_add_lambda_conv_op): Likewise.
5900 * decl2.c (maybe_emit_vtables): Likewise.
5901 (cp_write_global_declarations): Use finalize_compilation_unit.
5902 * parser.c (cp_parser_asm_definition): Use add_asm_node.
5903 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
5904 * c-decl.c (c_write_global_declarations): Use
5905 finalize_compilation_unit.
5906 * langhooks.c (write_global_declarations): Update.
5907 * ipa.c (cgraph_externally_visible_p): Update.
5908 (dissolve_same_comdat_group_list): Remove.
5909 (function_and_variable_visibility): Update.
5910 * symtab.c: Inlcude lto-streamer.h and rtl.h
5911 (ld_plugin_symbol_resolution_names): New.
5912 (symtab_add_to_same_comdat_group): New.
5913 (symtab_dissolve_same_comdat_group_list): New.
5914 (resolution_used_from_other_file_p): Move here from cgraph.c
5915 (symtab_used_from_object_file_p): New.
5916 (symtab_make_decl_local): New.
5917 * passes.c (register_pass): Update comments.
5918 * c-parser.c (c_parser_asm_definition): Update.
5919 * varpool.c (varpool_analyze_node): Use
5920 fixup_same_cpp_alias_visibility.
5921 (varpool_remove_unreferenced_decls): Make static.
5922 (varpool_assemble_pending_decls): Rename to ...
5923 (varpool_output_variables): ... this one; call
5924 varpool_remove_unreferenced_decls.
5925 (varpool_used_from_object_file_p): Remove.
5927 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
5930 * c-typeck.c (build_array_ref): Call
5931 convert_vector_to_pointer_for_subscript.
5932 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
5934 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5936 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
5937 to compile-time "mode == <MODE>mode" checks.
5938 (and splitter): Ditto.
5940 2012-04-30 Richard Henderson <rth@redhat.com>
5942 * config/arm/arm.md (UNSPEC_LL): New.
5943 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
5944 (arm_load_exclusivedi): Use %H0.
5946 2012-04-30 Jason Merrill <jason@redhat.com>
5948 * dwarf2out.c (comdat_symbol_id): Add const.
5949 (union die_symbol_or_type_node): Add const to die_symbol.
5950 (output_die_symbol, output_die, output_comp_unit): Adjust.
5952 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
5954 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
5955 * config/arm/neon.md (negdi2_neon): New insn.
5956 Also add splitters for core and NEON registers.
5958 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
5960 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
5961 (arm_print_operand): Add 'x' format.
5962 * config/arm/constraints.md (Dn): Allow const_int.
5963 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
5964 Use 'x' format to print constants.
5965 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
5966 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
5968 (movdi_vfp_cortexa8): Likewise.
5970 2012-04-30 Ian Bolton <ian.bolton@arm.com>
5971 Sameera Deshpande <sameera.deshpande@arm.com>
5972 Greta Yorsh <greta.yorsh@arm.com>
5974 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
5975 * config/arm/arm.c (ldm_stm_operation_p): New function.
5976 * config/arm/predicates.md (load_multiple_operation): Update predicate.
5977 (store_multiple_operation): Likewise.
5979 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
5980 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
5981 * config/arm/predicates.md (load_multiple_operation): Add arguments.
5982 (store_multiple_operation): Likewise.
5984 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5986 * config/i386/i386.md (and<mode>3): Expand masking operations with
5987 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
5988 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
5990 2012-04-30 Dodji Seketeli <dodji@redhat.com>
5992 Add -Wvarargs option
5993 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
5994 argument for the various warning_at calls.
5995 * docs/invoke.texi: Update the documentation.
5997 2012-04-30 Dodji Seketeli <dodji@redhat.com>
5999 Switch -ftrack-macro-expansion=2 on by default.
6000 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6003 Fix va_start related location
6004 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6005 location in real source code.
6007 Make conversion warnings work on NULL with -ftrack-macro-expansion
6008 * input.h (expansion_point_location_if_in_system_header): Declare
6010 * input.c (expansion_point_location_if_in_system_header): Define it.
6012 Fix -Wuninitialized for -ftrack-macro-expansion
6013 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6014 declaration. Use linemap_location_before_p for source locations.
6016 Strip "<built-in>" loc from displayed expansion context
6017 * input.c (expand_location_1): When expanding to spelling location
6018 in a context of a macro expansion, skip reserved system header
6019 locations. Update comments. * tree-diagnostic.c
6020 (maybe_unwind_expanded_macro_loc): Likewise.
6022 Make expand_location resolve to locus in main source file
6023 * input.c (expand_location_1): New. Takes a parameter to choose
6024 whether to resolve the location to spelling or expansion point.
6025 Was factorized from ...
6026 (expand_location): ... here.
6027 (expand_location_to_spelling_point): New. Implemented in terms of
6029 * diagnostic.c (diagnostic_build_prefix): Use the new
6030 expand_location_to_spelling_point instead of expand_location.
6032 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6033 * gengtype.c (write_types_process_field): Force second argument of
6034 the call to the PCH object hierarchy walker to be 'x'.
6036 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6038 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6039 predicate to discriminate types.
6041 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6043 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6044 alias of Wsuggest-attribute=format.
6045 * c-typeck.c (convert_for_assignment): Replace
6046 Wmissing-format-attribute with Wsuggest-attribute=format.
6047 (digest_init): Likewise.
6049 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6051 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6052 * common.opt (Wmissing-noreturn): Alias of
6053 -Wsuggest-attribute=noreturn.
6055 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6058 * config/cris/cris.md (andqu): New peephole2.
6059 (andu): Tweak head comment.
6061 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6062 Steven Bosscher <steven@gcc.gnu.org>
6063 Maxim Kuvyrkov <maxim@codesourcery.com>
6065 PR tree-optimization/38785
6066 * common.opt (ftree-partial-pre): New option.
6067 * doc/invoke.texi: Document it.
6068 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6069 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6071 (execute_pre): Use flag_tree_partial_pre.
6073 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6076 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6079 2012-04-27 Ollie Wild <aaw@google.com>
6081 * doc/invoke.texi (Wliteral-suffix): Document new option.
6083 2012-04-27 Tom Tromey <tromey@redhat.com>
6085 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6086 (dwarf_tag_name): Use get_DW_TAG_name.
6087 (dwarf_attr_name): Use get_DW_AT_name.
6088 (dwarf_form_name): Use get_DW_FORM_name.
6089 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6091 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6093 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6094 arguments are -1 and 0, by negating the result of the conditional.
6096 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6099 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6101 2012-04-27 Richard Guenther <rguenther@suse.de>
6103 * tree-flow.h (is_hidden_global_store): Remove.
6104 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6105 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6106 (stmt_may_clobber_global_p): Likewise.
6107 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6108 (stmt_may_clobber_global_p): Likewise.
6109 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6110 stmt_may_clobber_global_p.
6111 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6113 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6115 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6118 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6119 reorganize some fields and update comments. Rename bit_test_uniq
6120 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6121 (collect_switch_conv_info): New function, collects info about a
6122 GIMPLE_SWITCH into a struct switch_conv_info.
6123 (check_range): Simplify to use pre-recorded info. Fix think-o in
6124 range-branch ratio check.
6125 (check_process_case): Remove function.
6126 (check_all_empty_except_final): New function, verifies that all
6127 non-final basic blocks are empty.
6128 (process_switch): Simplify to use pre-recorded info. Call
6129 collect_switch_conv_info to do that. Assert that degenerate switch
6130 statements have been cleaned up.
6132 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6135 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6137 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6140 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6142 2012-04-27 Tom de Vries <tom@codesourcery.com>
6144 PR tree-optimization/51879
6145 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6146 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6148 (defs_to_varying): ... here. Don't set use_processed.
6149 (visit_reference_op_call): Handle gimple_vdef.
6150 Handle case that lhs is NULL_TREE.
6151 (visit_use): Use mark_use_processed. Handle calls with side-effect
6152 using visit_reference_op_call.
6154 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6156 * sched-deps.c (fixup_sched_groups): Rename to...
6157 (chain_to_prev_insn): ...this.
6158 (chain_to_prev_insn_p): New function.
6159 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6161 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6163 * sched-int.h (_haifa_insn_data): Move priority_status.
6165 (INSN_MODEL_INDEX): New macro.
6166 * haifa-sched.c (insn_delay): New function.
6167 (sched_regno_pressure_class): Update commentary.
6168 (mark_regno_birth_or_death): Pass the liveness bitmap and
6169 pressure array as arguments, instead of using curr_reg_live and
6170 curr_reg_pressure. Only update the pressure if the bit in the
6171 liveness set has changed.
6172 (initiate_reg_pressure_info): Always trust the live-in set for
6173 SCHED_PRESSURE_MODEL.
6174 (initiate_bb_reg_pressure_info): Update call to
6175 mark_regno_birth_or_death.
6176 (dep_list_size): Take the list as argument.
6177 (calculate_reg_deaths): New function, extracted from...
6178 (setup_insn_reg_pressure_info): ...here.
6179 (MODEL_BAR): New macro.
6180 (model_pressure_data, model_insn_info, model_pressure_limit)
6181 (model_pressure_group): New structures.
6182 (model_schedule, model_worklist, model_insns, model_num_insns)
6183 (model_curr_point, model_before_pressure, model_next_priority):
6185 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6186 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6187 (model_index, model_update_limit_points_in_group): New functions.
6188 (model_update_limit_points, model_last_use_except): Likewise.
6189 (model_start_update_pressure, model_update_pressure): Likewise.
6190 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6191 (model_excess_cost, model_dump_pressure_points): Likewise.
6192 (model_set_excess_costs): Likewise.
6193 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6194 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6195 schedule as an alternative tie-breaker. Update the call to
6197 (ready_sort): Call model_set_excess_costs.
6198 (update_register_pressure): Update call to mark_regno_birth_or_death.
6199 Rely on that function to check liveness rather than doing it here.
6200 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6201 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6202 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6203 (model_record_pressure, model_record_pressures): New functions.
6204 (model_record_final_pressures, model_add_successors_to_worklist)
6205 (model_promote_predecessors, model_choose_insn): Likewise.
6206 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6207 (model_start_schedule, model_finalize_pressure_group): Likewise.
6208 (model_end_schedule): Likewise.
6209 (schedule_insn): Say when we're scheduling the next instruction
6210 in the model schedule.
6211 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6212 (queue_to_ready): Do not add instructions that are
6213 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6214 Always allow the next instruction in the model schedule to be added.
6215 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6216 and delay for SCHED_PRESSURE_MODEL too.
6217 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6218 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6219 (schedule_block): Call model_start_schedule and model_end_schedule.
6220 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6221 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6222 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6224 (sched_finish): Update accordingly.
6225 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6226 to SCHED_PRESSURE_MODEL.
6227 (add_jump_dependencies): Update call to dep_list_size.
6228 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6229 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6230 to SCHED_PRESSURE_MODEL.
6231 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6232 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6233 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6234 handling to SCHED_PRESSURE_MODEL.
6236 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6238 * common.opt (fsched-pressure-algorithm=): New option.
6239 * flag-types.h (sched_pressure_algorithm): New enum.
6240 * sched-int.h (sched_pressure_p): Replace with...
6241 (sched_pressure): ...this new variable.
6242 * haifa-sched.c (sched_pressure_p): Replace with...
6243 (sched_pressure): ...this new variable.
6244 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6245 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6246 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6247 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6248 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6249 (sched_analyze_insn): Likewise.
6250 * sched-rgn.c (schedule_region): Likewise.
6251 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6253 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6255 * PR middle-end/52997
6256 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6259 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6260 * expr.c (convert_move): Honor unsignedp when extending partial int
6262 * genmodes.c (complete_mode): Don't clear component field of partial
6264 (emit_mode_inner): Don't emit it however.
6265 (calc_wider_mode): Partial int modes widen to their component.
6267 2012-04-26 David S. Miller <davem@davemloft.net>
6269 * config/sparc/niagara4.md: New file.
6270 * config/sparc/sparc.md: Include it.
6271 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6272 (sparc_option_override): Use it.
6273 (sparc_use_sched_lookahead): Return 2 for niagara4.
6274 (sparc_issue_rate): Likewise.
6276 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6277 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6278 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6279 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6280 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6281 alignaddrldi_vis): Set type to gsr.
6282 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6283 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6284 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6285 v<vis3_shift_patname><mode>3, fmean16_vis,
6286 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6287 fucmp<code>8<P:mode>_vis): Set type to fga.
6288 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6289 * config/sparc/niagara.md: Likewise.
6290 * config/sparc/niagara2.md: Likewise.
6291 * config/sparc/ultra3.md: Likewise, and fix type matching for
6292 us3_ialuX reservation.
6294 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6296 * reload.c (find_reloads): Change the loop nesting when trying an
6297 alternative with swapped operands.
6299 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6301 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6302 comment. Delete unused parameter first_exp_point_map.
6303 (virt_loc_aware_diagnostic_finalizer): Update call.
6305 2012-04-26 Michael Hope <michael.hope@linaro.org>
6306 Richard Earnshaw <rearnsha@arm.com>
6308 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6309 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6310 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6311 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6313 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6315 * doc/extend.texi: Document avx2 support.
6316 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6318 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6321 * config/cris/cris.md ("*andhi_lowpart_v32")
6322 ("*andqi_lowpart_v32"): Change first input-only operand from
6323 a (match_operand ...) to (match_dup 0). Drop alternatives with
6324 const_int-matching constraints for redundancy.
6325 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6326 three-operand alternative.
6328 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6331 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6332 instead expand it as zero extension.
6334 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6337 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6339 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6341 * common.opt (flag_debug_types_section): Default to 0.
6342 (dwarf_version): Default to 4.
6343 (dwarf_record_gcc_switches): Default to 1.
6344 (dwarf_strict): Default to 0.
6345 * toplev.c (process_options): Don't handle dwarf_strict
6346 or dwarf_version here.
6347 * config/vxworks.c (vxworks_override_options): Don't
6348 test whether dwarf_strict or dwarf_version are negative,
6349 instead test !global_options_set.x_dwarf_*.
6350 * config/darwin.c (darwin_override_options): Default to
6352 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6353 and -fno-debug-types-section are now the default.
6355 2012-04-25 Jan Hubicka <jh@suse.cz>
6357 * cgraphunit.c: Update toplevel comment.
6358 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6359 (cgraph_analyze_function): Make static.
6360 (cgraph_decide_is_function_needed): Make static.
6361 (cgraph_add_new_function): Use expand_function instead of
6362 rest_of_compilation.
6363 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6364 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6366 (cgraph_inline_p): Remove.
6367 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6368 (init_cgraph): Add comment.
6369 * cgraphbuild.c (record_reference, mark_address, mark_load,
6370 mark_store): Do not call analyze_expr hook.
6371 * cgraph.c: Update toplevel comment.
6372 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6373 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6374 Move fere from cgraphunit.c
6375 (cgraph_mark_force_output_node): Move to cgraph.h
6376 * cgraph.h: Reorder so the comments match the function placement.
6377 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6378 (cgraph_mark_force_output_node): Move here from cgraph.c
6379 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6380 * ipa-inline-transform.c (preserve_function_body_p): New function.
6381 (inline_transform): Update.
6382 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6383 * langhooks.h (lang_hooks_for_callgraph): Remove.
6384 (lang_hooks): Remove callgraph.
6385 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6386 * varpool.c: Remove out of date comment.
6387 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6388 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6390 2012-04-25 Jan Hubicka <jh@suse.cz>
6393 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6394 forward declaration.
6395 (cgraph_finalize_function): Finalize them here.
6396 * symtab.c (dump_symtab): Dump ctors and dtors.
6398 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6401 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6402 larger than maxbits. Don't compute maxbits modulo align.
6403 Also check that unit bytes long store at bitpos / unit * unit
6404 doesn't affect bits beyond bitregion_end.
6405 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6406 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6407 (store_split_bit_field): Decrease unit close to end of bitregion_end
6408 if access is restricted in order to avoid mutual recursion.
6410 PR tree-optimization/53058
6411 * double-int.h (double_int_max_value, double_int_min_value): New
6413 * double-int.c (double_int_max_value, double_int_min_value): New
6415 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6416 or GT_EXPR with double_int_max_value instead of double_int_mask.
6418 2012-04-25 Richard Guenther <rguenther@suse.de>
6420 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6421 * tree-vect-loop.c (vect_transform_loop): Adjust.
6422 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6423 the maximum number of iterations for the epilogue loop.
6424 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6426 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6429 * c-typeck.c (set_nonincremental_init,
6430 set_nonincremental_init_from_string): Pass true instead of false
6431 as IMPLICIT to add_pending_init.
6433 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6435 * c-typeck.c (pop_init_level): Improve diagnostics.
6437 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6439 * compare-elim.c (try_eliminate_compare): Also handle operands with
6440 implicit extensions.
6442 2012-04-25 Alan Modra <amodra@gmail.com>
6444 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6445 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6446 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6447 (no_global_regs_above): Delete.
6448 (no_global_regs): New function.
6449 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6450 value for load multiple test.
6451 (savres_routine_syms): Increase size.
6452 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6453 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6454 rather than a number of boolean flags. Update all callers.
6455 (rs6000_savres_routine_name): Generate vector save/restore names.
6456 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6457 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6458 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6459 and using_store_multiple. Expand uses. Don't always use r11 as
6460 frame reg when needed for out-of-line saves. Set up initial offset
6461 for out-of-line vector saves when buying stack frame. Handle pointer
6462 reg setup for out-of-line fp save. Emit call to out-of-line vector
6463 save function. Choose r11 or r12 for vrsave reg when available for
6465 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6466 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6467 from back-chain to suit out-of-line vector restore functions. Emit
6468 call to out-of-line vector restore function. Adjust register used
6469 for cr restore. Tweak pointer register setup for gpr restore.
6470 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6472 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6473 (V_SAVE_INLINE): Define.
6474 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6476 2012-04-25 Alan Modra <amodra@gmail.com>
6478 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6479 out-of-line save/restore for large frames. Don't disable
6480 out-of-line saves on ABI_AIX when using static chain reg.
6481 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6482 clobber static chain reg, and tweak for out-of-line gpr saves
6485 2012-04-25 Alan Modra <amodra@gmail.com>
6487 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6488 (rs6000_emit_prologue): Use the above to catch register overlap.
6490 2012-04-25 Alan Modra <amodra@gmail.com>
6492 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6493 decl. Move logic selecting update reg to callers. Update all callers.
6494 (rs6000_emit_allocate_stack): Add copy_off param.
6495 (emit_frame_save): Don't handle reg+reg addressing.
6496 (ptr_regno_for_savres): New function, extracted from..
6497 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6498 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6499 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6500 frame offset adjustment for out-of-line save with copy from sp.
6501 Simplify condition controlling whether cr is saved early or
6502 late. Use ptr_regno_for_savres to verify correct reg is set
6503 up for out-of-line saves. Pass the actual pointer reg used to
6504 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6505 function. Rearrange spe vars so code is similar to that
6506 elsewhere in this function. Don't update frame_off when spe
6507 save code will restore r11. Use emit_frame_save for spe and
6508 gpr saves. Consolidate darwin out-of-line gpr setup with that
6509 for other abis. Don't assume frame_offset is zero and frame
6510 reg is sp when setting up altivec reg saves, and calculate
6511 exact offset requirement.
6512 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6513 spe restore code. Consolidate darwin out-of-line gpr setup
6514 with that for other abis.
6516 2012-04-25 Alan Modra <amodra@gmail.com>
6518 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6519 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6521 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6523 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6524 and emit_frame_save calls. Cope with possibly missing note.
6526 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6528 * config/i386/i386.c (build_processor_model_struct): New function.
6529 (make_var_decl): New function.
6530 (fold_builtin_cpu): New function.
6531 (ix86_fold_builtin): New function.
6532 (make_cpu_type_builtin): New function.
6533 (ix86_init_platform_type_builtins): New function.
6534 (ix86_expand_builtin): Expand new builtins by folding them.
6535 (ix86_init_builtins): Make new builtins to detect CPU type.
6536 (TARGET_FOLD_BUILTIN): New macro.
6537 (IX86_BUILTIN_CPU_INIT): New enum value.
6538 (IX86_BUILTIN_CPU_IS): New enum value.
6539 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6540 * config/i386/i386-builtin-types.def: New function type.
6541 * testsuite/gcc.target/builtin_target.c: New testcase.
6542 * doc/extend.texi: Document builtins.
6544 2012-04-24 Olivier Hainque <hainque@adacore.com>
6546 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6547 * toplev.c (process_options): Default to dwarf_version 2.
6548 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6549 and dwarf_version 2.
6551 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6553 * tree-pretty-print.h (default_tree_printer): Do not declare.
6554 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6556 (default_tree_diagnostic_starter): Make static.
6557 (default_tree_printer): Move to here. Make static.
6558 (tree_diagnostics_defaults): New.
6559 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6560 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6561 * toplev.c: Do not include tree-pass.h.
6562 (default_tree_printer): Move from here.
6563 (general_init): Use tree_diagnostics_defaults.
6565 2012-04-24 Chao-ying Fu <fu@mips.com>
6567 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6568 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6569 * config/mips/gnu-user.h
6570 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6571 (GNU_USER_TARGET_LINK_SPEC): New define.
6572 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6573 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6574 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6575 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6576 GNU_USER_TARGET_ENDFILE_SPEC.
6577 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6578 (GNU_USER_TARGET_LINK_SPEC): New define.
6579 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6580 * config/mips/linux-common.h: New file.
6582 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6585 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6586 (altivec_build_resolved_builtin): Call fully_fold_convert.
6588 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6591 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6593 2012-04-24 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/53085
6596 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6599 2012-04-24 Richard Guenther <rguenther@suse.de>
6601 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6604 2012-04-24 Jim Meyering <meyering@redhat.com>
6606 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6607 absence of an define_enum call.
6609 2012-04-24 Richard Guenther <rguenther@suse.de>
6611 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6612 the epilogue loop is not re-used as unvectorized version
6613 record the its maximum number of iterations.
6615 2012-04-24 Andrew Pinski <apinski@cavium.com>
6617 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6618 Don't directly use def1/def2.
6620 2012-04-24 Richard Guenther <rguenther@suse.de>
6622 PR tree-optimization/53098
6623 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6626 2012-04-24 Andrew Pinski <apinski@cavium.com>
6629 * tree-ssa-forwprop.c (defcodefor_name): New function.
6630 (simplify_bitwise_binary): Use defcodefor_name instead of manually
6631 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
6632 Simplify "(~X | Y) & X" to "X & Y" and
6633 "(~X & Y) | X" to "X | Y".
6635 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6637 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
6638 validate_change to add clobbers if IN_GROUP is nonzero.
6639 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
6640 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
6642 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
6644 * config/s390/s390.c (insn_invalid_p): Likewise.
6646 2012-04-24 Jakub Jelinek <jakub@redhat.com>
6649 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
6650 (output_addressed_constants): Likewise.
6653 * varasm.c (get_section): Don't ICE for section conflicts with
6654 built-in section kinds.
6656 2012-04-23 DJ Delorie <dj@redhat.com>
6658 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
6659 (LIBSTDCXX): Change to CPP2.
6661 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
6664 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
6667 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
6669 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
6670 (*addsi_2_zext): Ditto.
6671 (*add<mode>_3): Ditto.
6672 (*addsi_3_zext): Ditto.
6673 (*add<mode>_5): Ditto.
6675 2012-04-23 Andrew Pinski <apinski@cavium.com>
6677 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
6678 (C & B) to (A OP0) & B.
6680 2012-04-23 Martin Jambor <mjambor@suse.cz>
6682 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
6683 temporaries created for a bitfield (reverting revision 122014).
6685 2012-04-23 Richard Guenther <rguenther@suse.de>
6687 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
6688 the condition using is_gimple_condexpr and avoid the not necessary
6690 (set_prologue_iterations): Likewise.
6691 (vect_loop_versioning): Likewise.
6693 2012-04-23 Richard Guenther <rguenther@suse.de>
6695 PR tree-optimization/53070
6696 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
6697 (main_tree_if_conversion): Verify we succeeded in that.
6699 2012-04-23 Jan Hubicka <jh@suse.cz>
6701 * lto-symtab.c (lto_cgraph_replace_node): Do not call
6702 mark_reahcable_node.
6703 * cgraph.c (cgraph_remove_node): Do not clear reachable.
6704 (cgraph_mark_reachable_node): Remove.
6705 (cgraph_mark_force_output_node): Do not set reachable.
6706 (dump_cgraph_node): Do not dump reachable.
6707 (cgraph_create_virtual_clone): Do not set reachable.
6708 * cgraph.h (cgraph_node): Remove reachable flag.
6709 (varpool_node): Remove reachable flag.
6710 (cgraph_mark_if_needed): Remove.
6711 (cgraph_mark_reachable_node): Remove.
6712 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
6713 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
6715 (cgraph_add_new_function): Likewise.
6716 (cgraph_mark_if_needed): Remove.
6717 (cgraph_analyze_function): Do not set target as reachable.
6718 (process_function_and_variable_attributes): Do not care about
6720 (cgraph_analyze_functions): Do not set reachable flags.
6721 (cgraph_mark_functions_to_output): Do not check reachability.
6722 (cgraph_copy_node_for_versioning): Do not set reachable flag.
6723 (dbxout_expand_expr): Update.
6724 * c-decl.c (merge_decls): Do not track changed externs.
6725 * ipa.c: Include pointer-set.h
6726 (enqueue_cgraph_node): Use reachable pointer set.
6727 (process_references): Likewise.
6728 (cgraph_remove_unreachable_nodes): Likewise.
6729 (whole_program_function_and_variable_visibility): Do not recompute
6731 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
6733 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
6735 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
6737 2012-04-23 Richard Guenther <rguenther@suse.de>
6740 * c-typeck.c (build_binary_op): Fix typo.
6742 2012-04-23 Jakub Jelinek <jakub@redhat.com>
6744 PR tree-optimizations/52891
6745 * tree-vect-patterns.c (adjust_bool_pattern): Use
6746 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
6747 but with non-standard precision.
6749 2012-04-22 Jan Hubicka <jh@suse.cz>
6751 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
6754 2012-04-22 Jan Hubicka <jh@suse.cz>
6756 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
6757 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6758 mark_load, mark_store): Do not mark varpool nodes as needed.
6759 * cgraph.c (cgraph_new_nodes): Remove.
6760 (cgraph_create_function_alias): Do not mark nodes as reachable.
6761 (cgraph_add_thunk): Likewise.
6762 (cgraph_mark_reachable_node): Do not manage the queue.
6763 * cgraph.h (cgraph_node): Remove next_needed.
6764 (varpool_nodes_queue): Remove next_needed and prev_needed.
6765 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
6766 (cgraph_new_nodes): Declare.
6767 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
6768 (varpool_analyze_pending_decls): Remove.
6769 (varpool_analyze_node): New.
6770 (varpool_mark_needed_node): Remove.
6771 (varpool_first_variable, varpool_next_variable): New inlines.
6772 (varpool_first_static_initializer, varpool_next_static_initializer):
6774 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
6775 (varpool_first_defined_variable): New inline.
6776 (varpool_next_defined_variable): New inline
6777 (FOR_EACH_VARIABLE): Reimplement.
6778 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
6779 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
6781 * cgraphunit.c (cgraph_new_nodes): Declare here.
6782 (enqueue_node): New function.
6783 (cgraph_process_new_functions): update for new
6784 node set; when constructing cgraph enqueue node for processing.
6785 (cgraph_add_new_function): Use new node set.
6786 (process_function_and_variable_attributes): Do not set varpool needed
6788 (referred_to_p): New function.
6789 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
6790 when varpool is in construction.
6791 (cgraph_analyze_functions): Rewrite.
6792 (cgraph_expand_all_functions): Update.
6793 (cgraph_output_in_order): Do not analyze pending decls; do not set
6795 (cgraph_optimize): Do not analyze pending decls.
6796 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
6797 in other partition; do not mark node as needed.
6798 * dwarf2out.c (reference_to_unused): Use analyzed flag.
6799 (premark_types_used_by_global_vars_helper): Likewise.
6800 * ipa.c (process_references): Do not call varpool_mark_needed_node.
6801 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
6803 (function_and_variable_visibility): Do not mark node as needed.
6804 (whole_program_function_and_variable_visibility): Likewise.
6805 * Makefile.in (gt-varpool.h): No longer needed.
6806 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
6807 (ipa_write_summaries): Do not use needed flag.
6808 * varpool.c: Do not include gt-varpool.h
6809 (x_varpool_nodes_queue, x_varpool_last_needed_node,
6810 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
6811 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
6813 (varpool_remove_node): Do not update the lists.
6814 (dump_varpool_node): Do not dump needed flag.
6815 (varpool_enqueue_needed_node): Remove.
6816 (varpool_mark_needed_node): Remove.
6817 (varpool_reset_queue): Remove.
6818 (varpool_finalize_decl): Move to cgraphunit.c
6819 (varpool_analyze_node): New functions based on former
6820 varpool_analyze_pending_decls.
6821 (varpool_analyze_pending_decls): Remove.
6822 (varpool_assemble_decl): Do not update the lists.
6823 (enqueue_node): New function.
6824 (varpool_remove_unreferenced_decls): Rewrite.
6825 (varpool_empty_needed_queue): Remove.
6826 (add_new_static_var): Do not mark node as needed.
6827 (varpool_create_variable_alias): Handle expansion state
6829 * except.c (output_ttype): Do not mark node as needed.
6830 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
6831 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
6833 * tree-switch-conversion.c (build_one_array): Likewise.
6835 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6838 * doc/invoke.texi (pedantic): Rename to Wpedantic.
6839 * common.opt (Wpedantic): New.
6840 (pedantic): Alias Wpedantic.
6841 * diagnostic.c (warning_at): Likewise.
6842 * c-decl.c (diagnose_mismatched_decls): Likewise.
6843 (build_array_declarator): Likewise.
6844 (mark_forward_parm_decls):
6845 (check_bitfield_type_and_width): Likewise.
6846 (grokdeclarator): Likewise.
6847 (grokfield): Likewise.
6848 (finish_struct): Likewise.
6849 (build_enumerator): Likewise.
6850 (store_parm_decls_oldstyle): Likewise.
6851 (declspecs_add_qual): Likewise.
6852 (declspecs_add_type): Likewise.
6853 (finish_declspecs): Likewise.
6854 * c-typeck.c (composite_type): Likewise.
6855 (comp_target_types): Likewise.
6856 (build_array_ref): Likewise.
6857 (pointer_diff): Likewise.
6858 (build_unary_op): Likewise.
6859 (build_conditional_expr): Likewise.
6860 (build_c_cast): Likewise.
6861 (convert_for_assignment): Likewise.
6862 (maybe_warn_string_init): Likewise.
6863 (digest_init): Likewise.
6864 (pop_init_level): Likewise.
6865 (set_init_index): Likewise.
6866 (c_finish_goto_label): Likewise.
6867 (c_finish_return): Likewise.
6868 (do_case): Likewise.
6869 (build_binary_op): Likewise.
6870 * c-parser.c (static): Likewise.
6871 (c_parser_external_declaration): Likewise.
6872 (c_parser_declaration_or_fndef): Likewise.
6873 (c_parser_static_assert_declaration_no_se): Likewise.
6874 (c_parser_enum_specifier): Likewise.
6875 (c_parser_struct_or_union_specifier): Likewise.
6876 (c_parser_struct_declaration): Likewise.
6877 (c_parser_alignas_specifier): Likewise.
6878 (c_parser_braced_init): Likewise.
6879 (c_parser_initelt): Likewise.
6880 (c_parser_compound_statement_nostart): Likewise.
6881 (c_parser_conditional_expression): Likewise.
6882 (c_parser_alignof_expression): Likewise.
6883 (c_parser_postfix_expression): Likewise.
6884 (c_parser_postfix_expression_after_paren_): Likewise.
6885 (c_parser_objc_class_instance_variables): Likewise.
6886 (c_parser_objc_method_definition): Likewise.
6887 (c_parser_objc_methodprotolist): Likewise.
6889 2012-04-22 Ian Lance Taylor <iant@google.com>
6891 * godump.c (go_output_typedef): Dump size of structs.
6893 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
6895 Correcting transform_to_exit_first_loop + fix to PR46886
6896 * tree-parloops.c (transform_to_exit_first_loop): Remove
6897 setting of number of iterations according to the loop pattern.
6898 Duplicate from entry to exit->src instead of loop->latch.
6899 (pallelize_loops): Remove the condition preventing do-while loops.
6900 * tree-cfg.c (bool bb_in_region_p): New.
6901 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
6902 Adjust redirection of the duplicated iteration.
6904 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6907 * rtl.def (ADDRESS): Use "i" rather than "w".
6908 * rtl.h (find_base_term): Delete.
6909 (may_be_sp_based_p): Declare.
6910 * rtl.c (rtx_code_size): Remove ADDRESS special case.
6911 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
6912 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
6914 (find_base_term): Make static.
6915 (may_be_sp_based_p): New function.
6916 * dse.c (record_store): Use it.
6917 * store-motion.c (store_killed_in_insn): Likewise.
6919 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6921 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
6923 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6926 * c-typeck.c (inform_declaration): New.
6927 (build_function_call_vec): Do not pretty-print
6928 expressions when caret is enabled.
6929 (convert_arguments): Use inform_declaration.
6931 2012-04-20 Jim Meyering <meyering@redhat.com>
6933 * genmodes.c (make_complex_modes): Don't truncate a mode name of
6934 length 7 or more when prepending a "C". Suggested by Richard Guenther.
6936 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6938 PR rtl-optimization/44214
6939 * fold-const.c (exact_inverse): New function.
6940 (fold_binary_loc): Fold vector and complex division by constant into
6941 multiply by recripocal with flag_reciprocal_math; fold vector division
6942 by constant into multiply by reciprocal with exact inverse.
6944 2012-04-20 Jan Hubicka <jh@suse.cz>
6946 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
6948 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
6949 (cgraph_remove_node): Update.
6950 (cgraph_mark_needed_node): Remove.
6951 (cgraph_mark_force_output_node): New.
6952 (dump_cgraph_node): Do not dump needed flag.
6953 (cgraph_node_cannot_be_local_p_1): Update.
6954 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
6955 * cgraph.h (symtab_node_base): Add force_output flag.
6956 (cgraph_node): Remove needed flag.
6957 (varpool_node): Remove force_output flag.
6958 (cgraph_mark_needed_node): Remove.
6959 (cgraph_mark_force_output_node): New.
6960 (cgraph_only_called_directly_or_aliased_p,
6961 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
6962 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
6963 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
6964 (cgraph_add_new_function): Update.
6965 (cgraph_mark_if_needed): Update.
6966 (verify_cgraph_node): Update.
6967 (cgraph_analyze_function): Alias target is reachable.
6968 (process_function_and_variable_attributes): Update: externally_visible
6969 flag makes function reachable.
6970 (cgraph_analyze_functions): Update dumping.
6971 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
6972 input_overwrite_node, input_varpool_node): Update streaming.
6973 * lto-streamer-out.c (produce_symtab): Use force_output.
6974 * ipa.c (process_references): Weakrefs must be processed.
6975 (cgraph_remove_unreachable_nodes): Likewise; update for new
6977 (varpool_externally_visible_p): Weakrefs are externally visible
6978 even if they are not.
6979 (function_and_variable_visibility): Update; when processing alias
6980 pair force the targets to be output.
6981 (whole_program_function_and_variable_visility): Use
6982 mark_reachable_node.
6983 * trans-mem.c (ipa_tm_mark_needed_node): Remove
6984 (ipa_tm_mark_force_output_node): New function.
6985 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
6986 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
6988 * varasm.c (mark_decl_referenced): Update.
6989 (find_decl_and_mark_needed): Remove.
6990 (find_decl): New function.
6991 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
6992 alias targets as needed.
6993 (dump_tm_clone_pairs): Update.
6994 * tree-inline.c (copy_bb): Update check.
6995 * symtab.c (dump_symtab_base): Dump force_output.
6996 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
6997 * passes.c (execute_todo): Fix dumping.
6998 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
6999 (varpool_analyze_pending_decls): Alias target is reachable.
7000 (varpool_create_variable_alias): Finalize weakrefs.
7002 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7005 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7006 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7007 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7008 macros instead of constants.
7009 * dse.c (record_store): Check for SP ADDRESS by comparing
7010 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7011 XEXP to be stack_pointer_rtx.
7013 2012-04-20 Richard Guenther <rguenther@suse.de>
7015 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7016 update_call_from_tree when propagating into a call.
7018 2012-04-20 Alan Modra <amodra@gmail.com>
7020 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7021 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7022 sp_offset to frame_off. Move world save code earlier.
7024 2012-04-20 Richard Guenther <rguenther@suse.de>
7026 PR tree-optimization/53050
7027 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7028 Do only one transform on COND_EXPRs at the same time.
7030 2012-04-19 Jan Hubicka <jh@suse.cz>
7032 * symtab.c (dump_symtab_base): Revert accidental checkin.
7034 2012-04-20 Alan Modra <amodra@gmail.com>
7037 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7038 static chain, set REST_INLINE_FPRS too.
7040 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7042 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7045 2012-04-20 Richard Guenther <rguenther@suse.de>
7047 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7048 loops that can never run more often than the vectorization factor.
7050 2012-04-19 Jan Hubicka <jh@suse.cz>
7052 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7054 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7056 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7058 2012-04-19 Jim Meyering <meyering@redhat.com>
7060 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7061 We verified above that the string(including trailing NUL) fits in buf,
7064 2012-04-19 Richard Guenther <rguenther@suse.de>
7066 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7067 for dumping DECL_SECTION_NAME.
7069 2012-04-19 Michael Matz <matz@suse.de>
7072 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7073 (struct tree_vector): Adjust GTY length.
7074 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7076 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7078 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7079 caller emitted the length calulation already.
7080 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7081 before handling any of the fields for structs.
7083 2012-04-19 Richard Guenther <rguenther@suse.de>
7085 PR tree-optimization/53031
7086 * tree-vrp.c (adjust_range_with_scev): Revert back to
7087 using max_loop_iterations.
7089 2012-04-19 Michael Matz <matz@suse.de>
7091 * diagnostic.c (emit_diagnostic): Move va_end call after user
7093 (warning, warning_at, pedwarn, permerror): Ditto.
7095 2012-04-19 Richard Guenther <rguenther@suse.de>
7097 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7100 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7103 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7104 the case *(X+const).
7106 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7108 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7110 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7113 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7114 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7116 2012-04-19 Richard Guenther <rguenther@suse.de>
7118 PR rtl-optimization/44688
7119 * loop-iv.c (determine_max_iter): Only return max_iter.
7120 (iv_number_of_iterations): Also use the recorded loop bound
7121 on the maximum number of iterations.
7122 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7123 max_iter to avoid unrolling loops that do not roll.
7124 (decide_unroll_stupid): Likewise.
7126 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7128 * targhooks.c (default_case_values_threshold): Fix code style nit.
7130 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7131 case range and type folding from here...
7132 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7133 type, as documented in tree.def.
7135 2012-04-18 Jan Hubicka <jh@suse.cz>
7137 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7139 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7140 cgraph hash and same comdat groups.
7141 (cgraph_optimize): Verify symbol table.
7142 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7143 (dissolve_same_comdat_group_list): Work on symtab nodes.
7144 (function_and_variable_visibility): Dissolve variable same comdat group
7146 * symtab.c: Include timevar.h
7147 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7149 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7151 * tree-switch-conversion.c (info): Remove global pass info.
7152 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7153 free_temp_arrays, gather_default_values, build_constructors,
7154 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7155 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7156 (process_switch): ... here. Unify message format. Return a const
7157 char pointer to the failure reason message.
7158 (do_switchconv): Unify message format. Update process_switch usage.
7160 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7161 * tree-cfg.c (edge_to_cases): Fix documentation.
7163 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7165 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7167 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7169 PR tree-optimization/52976
7170 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7171 (possibly_move_powi): New function.
7172 (rewrite_expr_tree): Call possibly_move_powi.
7173 (rewrite_expr_tree_parallel): Likewise.
7174 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7175 call add_to_ops_vec instead.
7177 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7179 PR tree-optimization/52976
7180 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7181 (decrement_power): Likewise.
7182 (propagate_op_to_single_use): Likewise.
7183 (zero_one_operation): Handle __builtin_pow* calls in linearized
7184 expression trees; factor logic into propagate_op_to_single_use.
7185 (undistribute_ops_list): Allow operands with repeat counts > 1.
7187 2012-04-18 Richard Guenther <rguenther@suse.de>
7189 PR tree-optimization/44688
7190 * cfgloop.h (record_niter_bound): Declare.
7191 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7192 Update the estimation with the upper bound here...
7193 (estimate_numbers_of_iterations_loop): ... instead of here.
7194 Do not forcefully reset a recorded upper bound.
7195 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7196 Record the maximum number of loop iterations of the prologue loop.
7198 2012-04-18 Jan Hubicka <jh@suse.cz>
7200 * lto-symtab.c (lto_cgraph_replace_node): Update.
7201 * cgraphbuild.c (record_reference, record_type_list,
7202 record_eh_tables, mark_address, mark_load, mark_store): Update.
7203 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7204 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7206 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7207 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7208 * reload.c: Fix typo in comment.
7209 * rtlanal.c: Likewise.
7210 * tree-emultls.c (gen_emutls_addr): Update.
7211 * ipa-reference.c (analyze_function): Update.
7212 * cgraphunit.c (cgraph_analyze_function,
7213 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7215 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7216 (ipa_remove_reference): Likewise.
7217 (ipa_remove_all_refering): Rename to ...
7218 (ipa_remove_all_referring): ... this one; update.
7219 (ipa_dump_references): Update.
7220 (ipa_dump_referring): Update.
7221 (ipa_clone_references): Update.
7222 (ipa_clone_refering): Rename to ...
7223 (ipa_clone_referring): ... this one; update.
7224 (ipa_ref_cannot_lead_to_return): Update.
7225 (ipa_ref_has_aliases_p): Update.
7226 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7228 (ipa_ref_type): Remove.
7229 (ipa_ref_ptr_u): Remove.
7230 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7231 and refered_type; add referring, referred and referred_index.
7232 (ipa_ref_list): Rename refering to referring.
7233 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7234 ipa_clone_references, ipa_clone_referring): Update prototypes.
7235 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7236 (lto_output_ref): Update.
7237 (add_references): Update.
7238 (input_varpool_node): Update.
7239 (input_refs): Update.
7240 * ipa-ref-inline.h (ipa_ref_node): Update.
7241 (ipa_ref_varpool_node): Update.
7242 (ipa_ref_referring_node): Update.
7243 (ipa_ref_referring_varpool_node): Update.
7244 (ipa_ref_referring_ref_list): Update.
7245 (ipa_ref_referred_ref_list): Update.
7246 (ipa_ref_list_first_referring): Update.
7247 (ipa_empty_ref_list): Update.
7248 (ipa_ref_list_refering_iterate): Rename to ...
7249 (ipa_ref_list_referring_iterate): ... this one.
7250 * cse.c: Update comment.
7251 * ipa-utils.c (ipa_reverse_postorder): Update.
7252 * tree-ssa-alias.c: Update.
7253 * ipa-inline.c (reset_edge_caches): Update.
7254 (update_caller_keys): Update.
7255 * ipa-inline.h: Update comments.
7256 * jump.c: Update comment.
7257 * alias.c: Likewise.
7258 * ipa.c (process_references): Update.
7259 (cgraph_remove_unreachable_nodes): Likewise.
7260 (ipa_discover_readonly_nonaddressable_var): Likewise.
7261 (cgraph_address_taken_from_non_vtable_p): Likewise.
7262 * trans-mem.c (ipa_tm_execute): Update.
7263 * simplify-rtx.c: Fix comment.
7264 * rtl.c: Fix comment.
7265 * symtab.c (symtab_unregister_node): Update.
7266 * varpool.c (dump_varpool_node): Update.
7267 (varpool_analyze_pending_decls): Update.
7268 (assemble_aliases): Update.
7269 (varpool_for_node_and_aliases): Update.
7271 2012-04-18 Richard Guenther <rguenther@suse.de>
7273 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7274 use_undefined_p parameter.
7275 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7276 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7278 (estimate_numbers_of_iterations): Likewise.
7279 (estimated_loop_iterations): Adjust.
7280 (max_loop_iterations): Likewise.
7281 (scev_probably_wraps_p): Likewise.
7282 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7283 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7284 not max_loop_iterations.
7285 (execute_vrp): Remove explicit number of iterations estimation.
7287 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7289 * config/i386/linux-common.h: New.
7291 * config.gcc: Add i386/linux-common.h before
7292 all i386/linux.h and i386/linux64.h usages.
7294 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7295 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7296 * config/i386/gnu-user64.h: Likewise.
7298 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7299 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7300 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7301 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7303 2012-04-18 Jan Hubicka <jh@suse.cz>
7305 * cgraph.c (cgraph_node_name): Remove.
7306 (dump_cgraph_node): Use dump_symtab_base; reformat.
7307 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7308 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7310 (cgraph_node_name, varpool_node_name): Remove.
7311 (cgraph_node_asm_name, varpool_node_asm_name,
7312 cgraph_node_name, varpool_node_name): New.
7313 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7314 (TODO_dump_symtab): ... this one.
7315 * ipa-cp (pass_ipa_cp): Update.
7316 * ia-reference.c (generate_summary, read_write_all_from_decl,
7317 propagate, ipa_reference_read_optimization_summary): Update.
7318 * cgraphunit.c (cgraph_analyze_functions): Update.
7319 (cgraph_optimize): Update.
7320 * ipa-ref.c (ipa_dump_references): Update.
7321 (ipa_dump_refering): Update.
7322 * ipa-inline.c (pass_ipa_inline): Update.
7323 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7324 * ipa.c (pass_ipa_function_visibility,
7325 pass_ipa_whole_program_visibility): Update.
7326 * tree-sra.c (pass_early_ipa_sra): Update.
7327 * symtab.c: Include langhooks.h
7328 (symtab_node_asm_name): New.
7329 (symtab_node_name): New.
7330 (symtab_type_names): New static var.
7331 (dump_symtab_base): New.
7332 (dump_symtab_node, dump_symtab): New.
7333 (debug_symtab_node, debug_symtab): New.
7334 * tree-ssa-structalias.c: Dump symbol table.
7335 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7336 of TODO_dump_cgraph.
7337 * varpoo.c (varpool_node_name): Remove.
7338 (dump_varpool_node): Use dump_symtab_base; reformat.
7340 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7342 * doc/invoke.texi (Language Independent Options): @item should be
7345 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7348 * rtl.c (rtx_code_size): Handle ADDRESS.
7350 2012-04-17 Tom de Vries <tom@codesourcery.com>
7352 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7355 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7358 * config/i386/sync.md (atomic_<code><mode>): Rename to
7359 atomic_<logic><mode>.
7361 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7363 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7364 * alias.c (reg_base_value): Expand and update comment.
7365 (arg_base_value): New variable.
7366 (unique_id): Move up file.
7367 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7368 (find_base_value): Use arg_base_value and known_base_value_p.
7369 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7370 (find_base_term): Use known_base_value_p.
7371 (base_alias_check): Use unique_base_value_p.
7372 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7373 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7375 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7377 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7379 2012-04-17 Michael Matz <matz@suse.de>
7381 PR tree-optimization/18437
7382 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7383 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7384 (vect_check_strided_load): Declare.
7385 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7386 (vect_analyze_data_refs): Use it to accept strided loads.
7387 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7389 2012-04-17 Richard Guenther <rguenther@suse.de>
7392 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7393 loops when redirecting an entry or latch edge.
7395 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7397 * sel-sched.c (sel_global_init): Revert previous change.
7399 2012-04-17 Richard Guenther <rguenther@suse.de>
7401 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7402 * tree.h (array_at_struct_end_p): ... here.
7403 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7404 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7406 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7408 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7409 COST_TABLE): Remove.
7410 (estimate_case_costs): Remove.
7411 (expand_case): Do not call estimate_case_costs
7412 to set use_cost_table.
7413 (balance_case_nodes): Do not use use_cost_table.
7415 2012-04-16 Jan Hubicka <jh@suse.cz>
7417 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7418 (hash_node, eq_node): Remove.
7419 (cgraph_create_node): Do not handle hashtable.
7420 (cgraph_get_node): Remove.
7421 (cgraph_insert_node_to_hashtable): Remove.
7422 (hash_node_by_assembler_name): Remove.
7423 (eq_assembler_name): Remove.
7424 (cgraph_node_for_asm): Rewrite.
7425 (cgraph_find_replacement_node): Break out from ...
7426 (cgraph_remove_node): ... here; do not maintain hashtables.
7427 (change_decl_assembler_name): Remove.
7428 (cgraph_clone_node): Do not maintain hashtables.
7429 * cgraph.h (const_symtab_node): New typedef.
7430 (cgraph_insert_node_to_hashtable): Remove.
7431 (symtab_get_node, symtab_node_for_asm,
7432 symtab_insert_node_to_hashtable): Declare.
7433 (cgraph_find_replacement_node): Declare.
7434 (cgraph_get_node, varpool_get_node): Turn into inlines.
7435 (cgraph, varpool): Work sanely on NULL pointers.
7436 (FOR_EACH_SYMBOL): New walker.
7437 * ipa-inline-transform.c (save_inline_function_body): Use
7438 symtab_insert_node_to_hashtable.
7439 * symtab.c: Include ggc.h and diagnostics.h
7440 (symtab_hash, assembler_name_hash): New static vars;
7441 (hash_node, eq_node, hash_node_by_assembler_name,
7442 eq_assembler_name, insert_to_assembler_name_hash,
7443 unlink_from_assembler_name_hash): New.
7444 (symtab_register_node): Update hashtables.
7445 (symtab_insert_node_to_hashtable): New.
7446 (symtab_unregister_node): Update hashtables.
7447 (symtab_get_node): New.
7448 (symtab_node_for_asm): New.
7449 (change_decl_assembler_name): New.
7450 * Makefile.in (symtab.o): Needs GTY.
7451 * varpool.c (varpool_hash): Remove.
7452 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7453 (varpool_node): Rewrite using varpool_get_node.
7454 (varpool_remove_node): DO not maintain hashtables.
7455 (varpool_node_for_asm): Rewrite.
7457 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7459 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7460 when describing the current behavior of GCC.
7462 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7464 * genemit.c (gen_exp): Remove ADDRESS handling.
7465 * genoutput.c (scan_operands): Likewise.
7466 * genpeep.c (match_rtx): Likewise.
7467 * genrecog.c (add_to_sequence): Likewise.
7469 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7471 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7473 2012-04-16 Martin Jambor <mjambor@suse.cz>
7475 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7478 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7481 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7482 hints for 'A' operand types.
7484 2012-04-16 Jan Hubicka <jh@suse.cz>
7486 * cgraph.h (symtab_node_base): Add next and previous pointers.
7487 (cgraph_node): Remove next and preivous pointers.
7488 (varpool_node): Likewise; remove next/previous GTY marker;
7489 it is not type safe.
7490 (symtab_node_def): Update GTY marker
7491 (x_cgraph_nodes, cgraph_nodes): Remove.
7492 (symtab_nodes): New function.
7493 (cgraph_order): Rename to ...
7494 (symtab_order): ... this one.
7495 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7497 (x_varpool_nodes, varpool_nodes): Remove.
7498 (FOR_EACH_STATIC_VARIABLE): Update.
7499 (symtab_function_p, symtab_variable_p): New function.
7500 (FOR_EACH_VARIABLE): Update.
7501 (varpool_first_variable, varpool_next_variable): New functions.
7502 (FOR_EACH_VARIABLE): Update.
7503 (cgraph_first_defined_function): Update.
7504 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7505 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7506 (cgraph_first_function, cgraph_next_function): New.
7507 (FOR_EACH_FUNCTION): Update.
7508 (cgraph_first_function_with_gimple_body,
7509 cgraph_next_function_with_gimple_body): Update.
7510 * symtab.c: New file.
7511 * cgraph.c: Update copyright dates.
7512 (x_cgraph_nodes, cgraph_order): Remove.
7513 (NEXT_FREE_NODE): Update.
7514 (SET_NEXT_FREE_NODE): New.
7515 (cgraph_create_node_1): Remove common code.
7516 (cgraph_create_node): Remove common code; call symtab_register_node.
7517 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7518 (cgraph_add_asm_node): Update.
7519 (cgraph_clone_node): Register new node.
7520 * cgraphunit.c (process_function_and_variable_attributes): Update.
7521 (cgraph_analyze_functions): Update.
7522 (cgraph_analyze_functions): Update.
7523 (cgraph_output_in_order): Update.
7524 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7526 * ipa-inline.c (recursive_inlining): Update.
7527 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7528 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7529 * Makefile.in: Add symtab.o
7530 * varpool.c (x_varpool_nodes): Remove
7531 (varpool_node): Remove common code; call symtab_register_node.
7532 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7534 2012-04-16 Richard Guenther <rguenther@suse.de>
7537 * tree.h (VECTOR_CST_NELTS): Adjust.
7538 (struct tree_vector): Add explicit length field.
7539 (make_vector_stat): Declare.
7540 (make_vector): Define.
7541 * tree.c (make_vector_stat): New function.
7542 (build_vector_stat): Use it.
7543 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7545 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7547 PR tree-optimization/52976
7548 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7549 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7551 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7553 2012-04-16 Jan Hubicka <jh@suse.cz>
7555 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7557 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7558 walkers to walk cgraph and varpool.
7559 * cgraph.c (cgraph_node_for_asm): Likewise.
7560 (dump_cgraph): Likewise.
7561 * value-prof.c (init_node_map): Likewise.
7562 * tree.c (free_lang_data_in_cgraph): Likewise.
7563 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7564 * ipa-reference.c (generate_summary, propagate): Likewise.
7565 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7566 cgraph_mark_functions_to_output, cgraph_output_in_order,
7567 output_weakrefs, cgraph_materialize_all_clones,
7568 cgraph_optimize): Likewise.
7569 * lto-cgraph.c (merge_profile_summaries): Likewise.
7570 (input_cgraph): Likewise.
7571 * ipa-pure-const.c (generate_summary): Likewise.
7572 (propagate): Likwise.
7573 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7574 (ipa_free_postorder_info): Likewise.
7575 (ipa_reverse_postorder): Likewise.
7576 * ipa-inline.c (ipa_inline): Likewise.
7577 * matrix-reorg.c (find_matrices_decl): Likewise.
7578 (matrix_reorg): Likewise.
7579 * tree-vectorizer.c (increase_alignment): Likewise.
7580 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7581 (function_and_variable_visibility): Likewise.
7582 (whole_program_function_and_variable_visibility): Likewise.
7583 (ipa_cdtor_merge): Likewise.
7584 * trans-mem.c (ipa_tm_execute): Likewise.
7585 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7586 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7587 (ipa_print_all_params): Likewise.
7588 (ipa_update_after_lto_read): Likewise.
7589 * tree-profie.c (tree_profiling): Likewise.
7590 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7591 * passes.c (dump_passes): Likewise.
7592 (do_per_function): Likewise.
7593 (ipa_write_summaries): Likewise.
7594 * varpool.c (dump_varpool): Likewise.
7595 (varpool_node_for_asm): Likewise.
7596 (varpool_assemble_pending_decls): Likewise.
7598 2012-04-16 Richard Guenther <rguenther@suse.de>
7600 PR tree-optimization/52975
7601 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7602 condition but always mark it with TRUTH_NOT_EXPR.
7604 2012-04-16 Richard Guenther <rguenther@suse.de>
7606 PR tree-optimization/52975
7607 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7608 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7609 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7610 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7612 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7614 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7615 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7616 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7617 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7618 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7619 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7620 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7622 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7623 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7624 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7625 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7626 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7627 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7629 (xop_plus): New code iterator.
7630 (macs): New code attribute.
7632 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
7633 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
7635 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
7636 xop_plus code iterator.
7637 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
7638 xop_plus code iterator.
7639 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
7640 xop_plus code iterator.
7641 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
7642 xop_plus code iterator.
7644 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
7645 any_extend code iterator.
7646 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
7647 any_extend code iterator.
7648 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
7649 any_extend code iterator.
7650 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
7651 any_extend code iterator.
7652 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
7653 any_extend code iterator.
7654 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
7655 any_extend code iterator.
7657 2012-04-14 Tom de Vries <tom@codesourcery.com>
7659 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
7660 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
7661 DELETED_LABEL note, and move it to ...
7662 * cfgrtl.c (delete_insn): ... here. Change return type to void.
7663 (delete_insn_and_edges): Likewise.
7664 (delete_insn_chain): Handle new return type of delete_insn. Delete
7665 chain backwards rather than forwards.
7666 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
7668 * cfglayout.c (fixup_reorder_chain): Delete unused label.
7670 2012-04-14 Jan Hubicka <jh@suse.cz>
7672 * cgraph.h: Update copyrights;
7673 (symtab_node): Turn to union typedef.
7674 (symtab_node_base): New structure.
7675 (symtab_type): Add SYMTAB_SYMBOL tag.
7676 (cgraph_node): Annotate some pinters with nested_ptr.
7677 (varpool_node): Likewise.
7678 (cgraph_local_info): Remove lto_file_data
7679 and externally_visible.
7680 (cgraph_node): Remove decl; same_comdat_group list;
7681 aux; ref_list; order; address_taken; reachable_from_other_parittion,
7682 in_other_partition; resolution.
7683 (varpool_node): Remove decl; same_comdat_group;
7684 ref_list; lto_file_data; aux; order; resolution; externally_visible;
7685 used_from_other_partition; in_other_partition.
7686 (symtab_node_def): New union.
7687 (cgraph, varpool): Update.
7688 (varpool_first_static_initializer, varpool_next_static_initializer,
7689 cgraph_only_called_directly_or_aliased_p,
7690 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
7691 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
7692 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
7694 * cgraph.c: Likewise.
7695 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
7696 * cgraphbuild.c: Likewise.
7697 * lto-symtab.c: Likewise.
7698 * c-gimplify.c: Likewise.
7699 * value-prof.c: Likewise.
7701 * ipa-cp.c: Likewise.
7702 * tree-emutls.c: Likewise.
7703 * ipa-inline-transform.c: Likwise.
7704 * ipa-reference.c: Likewise.
7705 * cgraphunit.c: Likewise.
7706 * ipa-ref.c: Likewise.
7707 * lto-cgraph.c: Likewise.
7708 * ipa-ref-inline.h: Likewise.
7709 * ipa-pure-const.c: Likewise.
7710 * lto-streamer-out.c: Likewise.
7711 * ipa-utils.c: Likewise.
7712 * ipa-inline.c: Likewise.
7713 * matrix-reorg.c: Likewise.
7714 * tree-eh.c: Likewise.
7715 * tree-vectorizer.c: Likewise.
7716 * ipa-split.c: Likewise.
7718 * trans-mem.c: Likewise.
7719 * ipa-inline-analysis.c: Likewise.
7720 * gimplify.c: Likewise.
7721 * cfgexpand.c: Likewise.
7722 * tree-sra.c: Likewise.
7723 * ipa-prop.c: Likewise.
7724 * varasm.c: Likewise.
7725 * tree-nested.c: Likewise.
7726 * tree-inline.c: Likewise.
7727 * tree-profile.c: Likewise.
7728 * tree-ssa-structalias.c: Likewise.
7729 * passes.c: Likewise.
7730 * varpool.c: Likewise.
7732 2012-04-14 Tom de Vries <tom@codesourcery.com>
7734 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
7735 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
7736 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
7738 (gsi_advance_fw_nondebug_nonlocal): New function.
7739 (local_def): Removed function.
7740 (same_succ_hash): Use stmt_local_def.
7741 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
7742 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
7744 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
7746 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
7747 and __ILP32__ for x32.
7749 2012-04-13 Martin Jambor <mjambor@suse.cz>
7752 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
7753 fold_ctor_reference returns a zero constant.
7755 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
7757 * config.gcc: Add i386/gnu-user-common.h before all
7758 i386/gnu-user.h and i386/gnu-user64.h usages.
7760 * config/i386/gnu-user-common.h: New.
7762 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
7763 (CC1_SPEC): Likewise.
7764 (ENDFILE_SPEC): Likewise.
7765 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
7766 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
7767 (TARGET_OS_CPP_BUILTINS): Likewise.
7768 (LIBGCC2_HAS_TF_MODE): Likewise.
7769 (LIBGCC2_TF_CEXT): Likewise.
7770 (TF_SIZE): Likewise.
7771 (TARGET_ASM_FILE_END): Likewise.
7772 (STACK_CHECK_MOVING_SP): Likewise.
7773 (STACK_CHECK_STATIC_BUILTIN): Likewise.
7774 * config/i386/gnu-user64.h: Likewise.
7776 2012-04-13 Martin Jambor <mjambor@suse.cz>
7778 * expr.c (expand_expr_real_1): Pass type, not the expression, to
7779 set_mem_attributes for a memory temporary. Do not call the function
7780 for the memory temporary created for a bitfield.
7782 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7785 * df.h (enum debug_temp_where): New.
7786 (dead_debug_init, dead_debug_finish) Declare.
7787 (dead_debug_add, dead_debug_insert_temp): Declare.
7788 (struct dead_debug_use, struct dead_debug): Moved from...
7789 * df-problems.c: ... here.
7790 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
7792 (df_create_unused_note): Likewise.
7793 (df_set_dead_notes_for_mw): Move comment where it belongs.
7794 (dead_debug_init): Export.
7795 (dead_debug_reset_uses): New, factored out of...
7796 (dead_debug_finish): ...this. Export.
7797 (dead_debug_reset): Remove.
7798 (dead_debug_add): Export.
7799 (dead_debug_insert_before): Rename to...
7800 (dead_debug_insert_temp): ... this. Add where argument. Export.
7801 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
7802 Return insertion count.
7803 (df_note_bb_compute): Adjust.
7804 * dce.c (word_dce_process_block): Adjust dead debug uses.
7805 (dce_process_block): Likewise.
7807 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7809 * df-problems.c (df_note_bb_compute): Do not take note of
7810 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
7812 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7815 * var-tracking.c (expand_depth): New type.
7816 (onepart_aux, expand_loc_callback_data): Change depth type to it.
7817 (loc_exp_dep_alloc): Adjust initializer.
7818 (update_depth): Use new type. Add entryvals.
7819 (vt_expand_var_loc_chain): Take note of expansions with
7820 ENTRY_VALUEs, but don't accept them right away. Run an optional
7821 second pass accepting the minimum ENTRY_VALUE count found in the
7823 (vt_expand_loc_callback, INIT_ELCD): Adjust.
7825 2012-04-13 Tom de Vries <tom@codesourcery.com>
7827 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
7828 parameters vuse and vuse_escaped.
7829 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
7830 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
7833 2012-04-13 Richard Guenther <rguenther@suse.de>
7835 PR tree-optimization/52969
7836 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
7837 the condition for the COND_EXPR and handle predicate negation
7838 by swapping the COND_EXPR arms.
7840 2012-04-13 Nick Clifton <nickc@redhat.com>
7842 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
7843 TODO_dump_func flag.
7845 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
7847 PR rtl-optimization/52203
7848 PR rtl-optimization/52715
7850 Revert the 2012-03-07 fix for PR 52203.
7851 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
7852 the insn does not modify DFA right before issuing, adjust
7853 issue_rate accordingly.
7855 2012-04-13 Richard Guenther <rguenther@suse.de>
7858 * c-typeck.c (pointer_diff): Remove bogus assert.
7860 2012-04-13 Richard Guenther <rguenther@suse.de>
7863 * convert.c (convert_to_pointer): Remove special-casing of zero.
7865 2012-04-13 Joey Ye <joey.ye@arm.com>
7867 * config/arm/constraints.md (Pe): New constraint.
7868 * config/arm/arm.md: New split for imm 256-510.
7870 2012-04-13 Terry Guo <terry.guo@arm.com>
7872 * config/arm/arm-cores.def: Added core cortex-m0plus.
7873 * config/arm/arm-tune.md: Regenerated.
7874 * config/arm/arm-tables.opt: Regenerated.
7875 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
7877 2012-04-13 Alan Modra <amodra@gmail.com>
7880 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
7881 tie regs on destination of sets. Delete forward declaration.
7882 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
7883 (rs6000_emit_prologue): Likewise.
7884 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
7886 (is_mem_ref): Use tie_operand to recognise stack ties.
7887 * config/rs6000/predicates.md (tie_operand): New.
7888 * config/rs6000/rs6000.md (restore_stack_block): Generate new
7890 (restore_stack_nonlocal): Likewise.
7891 (stack_tie): Update.
7892 (frame_tie): Delete.
7894 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7896 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
7897 HOST_WIDE_INT_PRINT_DEC in format strings.
7899 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
7902 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
7903 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
7904 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
7905 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
7906 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
7907 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
7908 avx2_permvarv8si using VI4F_256 mode iterator.
7909 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
7910 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
7911 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
7912 gen_avx2_permvarv8sf.
7913 (expand_vec_perm_pshufb): Ditto.
7915 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7918 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
7919 the list of options to enable the FCFID instruction.
7920 (TARGET_EXTRA_BUILTINS): Adjust comment.
7922 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7924 PR tree-optimization/18589
7925 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
7926 (operand_entry): Add count field.
7927 (add_repeat_to_ops_vec): New function.
7928 (completely_remove_stmt): Likewise.
7929 (remove_def_if_absorbed_call): Likewise.
7930 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
7931 (acceptable_pow_call): New function.
7932 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
7933 entries with repeat counts when found.
7934 (repeat_factor_d): New struct and associated typedefs.
7935 (repeat_factor_vec): New static vector variable.
7936 (compare_repeat_factors): New function.
7937 (get_reassoc_pow_ssa_name): Likewise.
7938 (attempt_builtin_powi): Likewise.
7939 (reassociate_bb): Call attempt_builtin_powi.
7940 (fini_reassoc): Two new calls to statistics_counter_event.
7942 2012-04-12 Richard Guenther <rguenther@suse.de>
7944 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
7945 * cgraph.h (tree_rest_of_compilation): Remove.
7946 * cgraph.c (cgraph_add_new_function): Move ...
7947 * cgraphunit.c (cgraph_add_new_function): ... here.
7948 (tree_rest_of_compilation): Make static.
7949 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
7950 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
7951 gate_all_early_local_passes, execute_all_early_local_passes,
7952 pass_early_local_passes, gate_all_early_optimizations,
7953 pass_all_early_optimizations): Move ...
7954 * passes.c (gate_all_optimizations, pass_all_optimizations,
7955 gate_all_early_local_passes, execute_all_early_local_passes,
7956 pass_early_local_passes, gate_all_early_optimizations,
7957 pass_all_early_optimizations): ... here.
7958 * tree-optimize.c (execute_free_datastructures): Remove.
7959 * tree-flow.h (execute_free_datastructures): Remove.
7960 * tree-optimize.c (execute_init_datastructures,
7961 pass_init_datastructures): Move ...
7962 * tree-ssa.c (execute_init_datastructures,
7963 pass_init_datastructures): ... here.
7964 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
7965 execute_free_datastructures.
7967 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
7969 * dbgcnt.def (ira_move): New counter.
7970 * ira-int.h (ira_create_new_reg): Declare function.
7971 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
7972 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
7973 no longer static. All callers changed.
7974 * ira.c: Include "dbgcnt.h".
7975 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
7976 move_unallocated_pseudos): New static functions.
7977 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
7978 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
7979 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
7980 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
7981 to the pseudos generated in find_moveable_pseudos.
7982 * Makefile.in (ira.o): Add $(DBGCNT_H).
7984 2012-04-12 Richard Guenther <rguenther@suse.de>
7986 PR tree-optimization/52943
7987 * tree-chrec.h (chrec_is_positive): Remove.
7988 * tree-scalar-evolution.c (chrec_is_positive): Move ...
7989 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
7990 Return false for a constant zero instead of negative.
7991 (analyze_siv_subscript_cst_affine): Handle zero difference
7992 in the initial condition explicitely.
7994 2012-04-12 Richard Guenther <rguenther@suse.de>
7996 * tree-parloops.c (parallelize_loops): Also consult the upper
7997 bound for the number of iterations.
7998 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7999 (loop_prefetch_arrays): Likewise.
8001 2012-04-12 Richard Guenther <rguenther@suse.de>
8003 * cfgloop.h (estimated_loop_iterations_int): Ditch
8004 'conservative' parameter.
8005 (max_stmt_executions_int): Likewise.
8006 (estimated_loop_iterations): Likewise.
8007 (max_stmt_executions): Likewise.
8008 (max_loop_iterations): Declare.
8009 (max_loop_iterations_int): Likewise.
8010 (estimated_stmt_executions): Likewise.
8011 (estimated_stmt_executions_int): Likewise.
8012 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8014 (max_loop_iterations): ... this.
8015 (estimated_loop_iterations_int): Split parts to ...
8016 (max_loop_iterations_int): ... this.
8017 (max_stmt_executions_int): Split parts to ...
8018 (estimated_stmt_executions_int): ... this.
8019 (max_stmt_executions): Split parts to ...
8020 (estimated_stmt_executions): ... this.
8021 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8022 * predict.c (predict_loops): Likewise.
8023 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8024 (analyze_siv_subscript_cst_affine): Likewise.
8025 (compute_overlap_steps_for_affine_1_2): Likewise.
8026 (analyze_subscript_affine_affine): Likewise.
8027 (init_omega_for_ddr_1): Likewise.
8028 * tree-parloops.c (parallelize_loops): Likewise.
8029 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8030 (may_eliminate_iv): Likewise.
8031 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8032 (loop_prefetch_arrays): Likewise.
8033 * tree-vrp.c (adjust_range_with_scev): Likewise.
8035 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8037 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8038 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8040 (dump_table): Use bool type for need_align and have_df variables.
8041 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8042 (regs_used): Remove register modifier.
8043 (barrier_align): Move variables slot, credit, jump_to_next
8044 into if block above for loop. Use bool type for jump_to_next.
8045 (sh_function_arg): Use NULL_RTX instead of 0.
8047 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8049 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8050 (bswapsi2): New expander.
8052 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8054 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8055 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8057 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8059 PR rtl-optimization/52876
8060 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8061 Don't call mark_reg_pointer for incompatible pointer sign extension.
8063 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8066 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8068 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8069 comparisons against TYPE_PRECISION.
8070 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8072 2012-04-11 Xinliang David Li <davidxl@google.com>
8074 * tree-passes.h: Remove TODO_dump_func.
8075 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8076 * trans-mem.c: Remove TODO_dump_func.
8077 * ira.c: Remove TODO_dump_func.
8079 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8081 * config/i386/i386.c (ix86_option_override_internal): Check
8082 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8083 after TARGET_64BIT is updated.
8085 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8087 * config/sh/sh.h: Remove old secondary reload code.
8089 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8091 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8092 (ready_reorder): ... this function.
8094 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8096 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8099 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8100 insns so that no other insn is queued for a time before them.
8102 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8105 2012-04-11 Richard Guenther <rguenther@suse.de>
8108 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8109 consider loop nesting.
8110 (evolution_function_is_univariate_p): Properly check the remainder
8113 2012-04-11 Richard Guenther <rguenther@suse.de>
8116 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8118 2012-04-11 Nick Clifton <nickc@redhat.com>
8120 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8121 information, if requested.
8123 * config/rx/rx.c (rx_expand_prologue): Likewise.
8125 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8126 Michael Matz <matz@suse.de>
8129 * rtlanal.c (unsigned_reg_p): New function.
8130 Update copyright notice dates.
8131 * rtl.h (unsigned_reg_p): Prototype it.
8132 Update copyright notice dates.
8133 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8135 * expr.c (expand_expr_real_1): Set register attributes.
8136 * stmt.c (expand_case): Likewise.
8138 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8141 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8142 consider_sh2a and allow_zero.
8143 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8144 (disp_addr_displacement): New function.
8145 (sh_address_cost): Use disp_addr_displacement function instead
8146 of DISP_ADDR_OFFSET.
8147 (sh_legitimate_address_p): Adapt to changed
8148 sh_legitimate_index_p declaration.
8149 (sh_find_mov_disp_adjust): Remove HImode check.
8150 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8151 disp_addr_displacement and max_mov_insn_displacement.
8152 (max_mov_insn_displacement): Remove HImode check.
8153 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8154 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8155 * config/sh/constraints.md (K05, K13): New constraints.
8156 (K12): Correct comment.
8157 (Sdd): Do not use DISP_ADDR_P macro.
8158 (Snd, Sbw): Use satisfies_constraint_Sdd.
8159 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8160 (*extendhisi2_compact, movhi_i): Remove.
8161 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8162 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8163 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8164 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8165 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8166 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8167 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8169 Add new peepholes for HImode displacement addressing.
8171 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8173 * config/sh/sh.h (SIDI_OFF): Remove.
8174 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8175 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8178 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8181 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8182 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8183 * doc/md.texi (Standard Names): Add bswap.
8184 * builtin-types.def (BT_UINT16): New primitive type.
8185 (BT_FN_UINT16_UINT16): New function type.
8186 * builtins.def (BUILT_IN_BSWAP16): New.
8187 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8188 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8189 expand_builtin_bswap.
8190 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8191 (fold_builtin_1): Likewise.
8192 (is_inexpensive_builtin): Likewise.
8193 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8194 missing bits for bswap to libcall code.
8195 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8196 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8197 (uint16_type_node): New define.
8198 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8199 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8201 (rs6000_init_builtins): Likewise.
8202 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8204 2012-04-11 Tristan Gingold <gingold@adacore.com>
8206 * doc/extend.texi (Type Attributes): Move paragraph.
8208 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8211 * diagnostic.h (show_caret): Declare.
8212 (caret_max_width): Declare.
8213 (diagnostic_show_locus): Declare.
8214 * diagnostic.c (diagnostic_initialize): Initialize to false.
8215 (diagnostic_show_locus): New.
8216 (diagnostic_report_diagnostic): Call it.
8217 (getenv_columns): New.
8219 (diagnostic_set_caret_max_width): New.
8220 * input.c (read_line): New.
8221 (location_get_source_line): New.
8222 * input.h (location_get_source_line): Declare.
8223 * toplev.c (general_init): Initialize show_caret from options.
8224 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8225 * opts.c (common_handle_option): Likewise.
8226 * pretty-print.h (pp_get_prefix): New.
8227 (pp_base_get_prefix): New.
8228 * common.opt (fdiagnostics-show-caret): New option.
8229 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8231 2012-04-11 Richard Guenther <rguenther@suse.de>
8233 PR rtl-optimization/52881
8234 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8236 2012-04-11 Richard Guenther <rguenther@suse.de>
8238 PR tree-optimization/52912
8239 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8240 manipulation code we are threading through a loop header
8241 to an exit destination.
8243 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8245 * tree.h (warn_if_unused_value): Move declaration from here.
8246 * stmt.c (warn_if_unused_value): Move definition from here.
8248 2012-04-10 Michael Matz <matz@suse.de>
8250 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8252 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8253 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8254 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8255 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8256 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8257 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8258 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8259 (vect_record_strided_load_vectors): Rename to
8260 vect_record_grouped_load_vectors.
8261 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8262 Rename use of above macros.
8263 (vect_verify_datarefs_alignment): Ditto.
8264 (vector_alignment_reachable_p): Ditto.
8265 (vect_peeling_hash_get_lowest_cost): Ditto.
8266 (vect_enhance_data_refs_alignment): Ditto.
8267 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8268 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8269 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8270 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8271 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8272 (vect_record_strided_load_vectors): Rename to
8273 vect_record_grouped_load_vectors.
8274 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8275 (destroy_loop_vec_info): Ditto.
8276 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8277 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8278 (vect_analyze_slp): Ditto.
8279 (new_bb_vec_info): Ditto.
8280 (destroy_bb_vec_info): Ditto.
8281 (vect_schedule_slp_instance): Ditto and rename strided_store to
8283 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8284 vect_cost_group_size.
8285 (vect_model_store_cost): Rename use of above macros and call
8286 to vect_cost_strided_group_size.
8287 (vect_model_load_cost): Ditto.
8288 (vectorizable_store): Ditto, rename strided_store to grouped_store
8289 and calls to renamed tree-vectorizer.h functions.
8290 (vectorizable_load): Ditto.
8291 (vect_transform_stmt): Rename use of above macros and strided_store
8294 2012-04-10 Jan Hubicka <jh@suse.cz>
8296 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8297 (symtab_type): New enum.
8298 (symtab_node): New structure.
8299 (cgraph_node, varpool_node): Add symbol base type.
8300 (cgraph, varpool): New accestor functions.
8301 * cgraph.c (cgraph_create_node_1): Set symbol type.
8302 * varpool.c (varpool_node): Set symbol type.
8304 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8305 Richard Sandiford <rdsandiford@googlemail.com>
8307 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8309 2012-04-10 Richard Guenther <rguenther@suse.de>
8312 * gimple-low.c (gimple_check_call_args): Properly account for
8313 compatible aggregate types.
8315 2012-04-10 Richard Guenther <rguenther@suse.de>
8317 * toplev.h (tree_rest_of_compilation): Remove.
8318 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8319 * cgraph.h (tree_rest_of_compilation): Declare.
8320 * tree-optimize.c (tree_rest_of_compilation): Move ...
8321 * cgraphunit.c (tree_rest_of_compilation): ... here.
8322 * cgraph.c (cgraph_add_new_function): Adjust.
8323 * Makefile.in (tree-optimize.o): Adjust.
8324 (cgraphunit.o): Likewise.
8326 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8328 PR tree-optimization/52870
8329 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8330 presumed pattern statement is within the same loop or basic block.
8332 2012-04-10 Tristan Gingold <gingold@adacore.com>
8334 * gengtype.c (main): Make uintptr_t a known type.
8336 2012-04-10 Richard Guenther <rguenther@suse.de>
8338 * tree-pass.h (tree_lowering_passes): Remove.
8339 * tree-optimize.c (tree_lowering_passes): Remove.
8340 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8341 of tree_lowering_passes, avoid redundant call of early local passes.
8342 * cgraphunit.c (cgraph_lower_function): Fold into ...
8343 (cgraph_analyze_function): ... its single caller. Inline
8344 relevant parts of tree_lowering_passes.
8346 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8349 * config/pa/pa.opt: Remove SIO and GNU_LD.
8351 2012-04-09 Jan Hubicka <jh@suse.cz>
8356 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8357 boundary, add its target too.
8358 * lto.c (add_references_to_partition): Add also aliased nodes.
8359 (add_cgraph_node_to_partition,
8360 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8361 when adding alias, add also the aliased object.
8363 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8366 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8367 VOIDmode immediate operands.
8368 * config/i386/constraints.md (Wz): New constraint.
8369 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8371 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8374 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8375 the DECL generated for the special GOT helper.
8377 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8379 * config/sh/constraints.md: Update list of constraints in
8381 (Sr0): Remove unused memory constraint.
8383 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8385 * tree-pretty-print.h: Update comment.
8387 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8389 * config/sh/sh.md: Use braced string notation where applicable.
8390 (*prefetch_i4, prefetch_m2a): Merge into ...
8391 (*prefetch): ... this new insn.
8393 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8395 * config/sh/sh.h (high_life_started): Remove
8396 * config/sh/predicates.md (general_movdst_operand): Use
8397 'reload_in_progress' instead of 'high_life_started'.
8398 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8399 divsi_inv_fp): Likewise.
8401 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8403 * config/sh/sh-protos.h (prepare_move_operands): Return void
8405 * config/sh/sh.c (prepare_move_operands): Likewise.
8406 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8408 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8410 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8411 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8412 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8413 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8414 commutative_float_operator, noncommutative_float_operator,
8415 sh_handle_pragma): Remove.
8417 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8419 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8420 Use @option markup on command-line options. Use @samp markup on
8421 literal keywords to options. Use @code markup on code fragments.
8422 Use other markup in preference to quotation marks in the text.
8423 Add markup to some passages without any.
8425 2012-04-06 Mike Stump <mikestump@comcast.net>
8427 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8429 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8431 * config/sh/sh.c (hi_const): Remove.
8432 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8435 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8437 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8439 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8440 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8441 calling sh_expand_t_scc.
8443 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8445 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8446 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8447 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8448 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8449 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8450 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8451 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8452 sh2a_is_function_vector_call): Use bool as return type.
8453 (sh_pass_in_reg_p): Remove.
8454 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8455 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8456 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8457 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8458 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8459 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8460 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8461 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8462 sh_loads_bankedreg_p): Use bool as return type.
8463 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8464 'register' modifier.
8466 2012-04-06 Matt Turner <mattst88@gmail.com>
8468 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8470 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8472 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8473 of the destination isn't also a FP_REGS register.
8475 2012-04-05 Teresa Johnson <tejohnson@google.com>
8476 H.J. Lu <hongjiu.lu@intel.com>
8478 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8479 * config/i386/i386.md (move immediate to memory peephole2):
8480 Add cases for HImode move when LCP stall avoidance is needed.
8481 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8482 X86_TUNE_LCP_STALL entry.
8484 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8487 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8488 CONST_INT operands, zero-extended with AND.
8490 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8493 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8494 first argument instead of mode size. Move displacement calculations
8496 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8497 ... these new functions.
8498 (disp_adjust): Remove max_mov_disp field.
8499 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8500 mov_insn_alignment_mask.
8501 (sh_address_cost): Use max_mov_insn_displacement.
8503 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8505 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8506 (arch_enabled): Handle new arch types.
8507 (one_cmpldi2): Add NEON support.
8509 2012-04-05 Richard Guenther <rguenther@suse.de>
8511 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8512 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8513 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8514 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8515 ... here and make static.
8516 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8519 2012-04-05 Richard Guenther <rguenther@suse.de>
8521 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8522 basic-block before removing it.
8524 2012-04-05 Richard Guenther <rguenther@suse.de>
8526 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8527 version namespace as we release the freelist.
8529 2012-04-05 Richard Guenther <rguenther@suse.de>
8531 * tree-nrv.c (tree_nrv): Release VDEFs.
8532 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8533 (sra_modify_assign): Likewise.
8534 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8535 * tree-vect-loop.c (vect_transform_loop): Likewise.
8536 * tree-ssa-dom.c (optimize_stmt): Likewise.
8537 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8538 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8540 2012-04-05 Richard Guenther <rguenther@suse.de>
8542 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8544 * gimple.h (gsi_remove): Adjust.
8545 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8546 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8547 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8548 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8549 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8550 * tree-ssa-pre.c (eliminate): Likewise.
8552 2012-04-04 Mike Stump <mikestump@comcast.net>
8554 * doc/rtl.texi (const_double): Document as sign-extending.
8555 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8556 * emit-rtl.c (immed_double_int_const): Refine to state the
8558 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8559 CONST_DOUBLE integers.
8560 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8561 negative values are converted. Fix conversions bigger than
8562 HOST_BITS_PER_WIDE_INT.
8563 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8564 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8565 * explow.c (plus_constant_mode): Add.
8566 (plus_constant): Implement with plus_constant_mode.
8567 * rtl.h (plus_constant_mode): Add.
8569 2012-04-04 Richard Guenther <rguenther@suse.de>
8571 PR tree-optimization/52808
8572 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8573 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8575 2012-04-04 Tristan Gingold <gingold@adacore.com>
8577 * expr.c (expand_expr_real_2): Handle larger sizetype in
8580 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8582 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8583 to m2a-single instead of m2e.
8585 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8587 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8588 Change type of BITOFFSET to signed. Make sure the lower bound of
8589 the computed range is non-negative by adjusting OFFSET and BITPOS.
8590 (expand_assignment): Adjust call to get_bit_range.
8592 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8594 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8595 New function. Added to check monitor functions.
8596 (h8300_option_override): Modified to generate error/warning
8597 messages for invalid combinations of different command line
8599 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8600 save EXR on stack for monitor function in case of H8S target
8601 when "-mno-exr" is passed.
8602 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8604 * doc/invoke.texi: Document H8S options.
8606 2012-04-03 Tristan Gingold <gingold@adacore.com>
8608 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8609 of gcc_AC_FUNC_MMAP_BLACKLIST.
8610 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8611 * Makefile.in (aclocal_deps): Add mmap.m4.
8612 * configure: Regenerate.
8613 * aclocal.m4: Regenerate.
8615 2012-04-03 Richard Guenther <rguenther@suse.de>
8617 PR tree-optimization/52808
8618 * tracer.c (tail_duplicate): Return whether we have duplicated
8620 (tracer): If we have duplicated any block, cleanup the CFG.
8621 * cfghooks.c (duplicate_block): If we duplicated a loop
8622 header but not its loop, destroy the loop because it now has
8624 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8625 the cfg manipulation routines we are not creating a multiple
8628 2012-04-03 Tristan Gingold <gingold@adacore.com>
8630 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
8632 (vms_c_common_override_options): Allow parameterless variadic
8635 2012-04-03 Jakub Jelinek <jakub@redhat.com>
8637 PR tree-optimization/52835
8638 * tree-data-ref.c (build_rdg): Return NULL if
8639 compute_data_dependences_for_loop failed.
8641 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8643 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
8644 for REAL_CST as well.
8645 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
8646 In the bitfield case, if the value is a REAL_CST, convert it first to
8649 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
8651 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
8652 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
8653 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
8655 * config/i386/biarchx32.h: New.
8657 2012-04-02 Anatoly Sokolov <aesok@post.ru>
8659 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
8660 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8661 (arm_preferred_reload_class): New function.
8663 2012-04-02 Richard Guenther <rguenther@suse.de>
8665 PR tree-optimization/52756
8666 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
8667 (thread_through_loop_header): After threading through the loop latch
8668 remove the split part from the loop and clear further threading
8669 opportunities that would create a multiple entry loop.
8671 2012-04-02 Richard Guenther <rguenther@suse.de>
8673 PR rtl-optimization/52800
8674 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
8675 CLEANUP_CFG_CHANGED.
8677 2012-04-02 Richard Guenther <rguenther@suse.de>
8680 * loop-init.c (gate_handle_loop2): Destroy loops here if
8681 we don't enter RTL loop optimizers.
8683 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
8686 2012-03-29 Richard Guenther <rguenther@suse.de>
8688 * rtl.h (extended_count): Remove.
8689 * combine.c (extended_count): Remove.
8691 2012-04-02 Dodji Seketeli <dodji@redhat.com>
8694 * pt.c (more_specialized_fn): Don't apply decay conversion to
8695 types of function parameters.
8697 2012-04-02 Tristan Gingold <gingold@adacore.com>
8699 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
8700 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
8701 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
8702 (ggc_pch_this_base): Use uintptr_t instead of size_t.
8704 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
8707 * config/i386/i386.c (ix86_option_override_internal): Don't
8708 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
8710 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
8712 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
8713 (stmt_can_make_abnormal_goto): Use it.
8714 (is_ctrl_altering_stmt): Likewise.
8716 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
8717 Kaz Kojima <kkojima@gcc.gnu.org>
8719 * config/sh/sh.c (push_regs): Skip banked registers when
8720 resbank attribute is specified.
8721 (sh_expand_epilogue): Likewise.
8723 2012-03-30 Richard Henderson <rth@redhat.com>
8726 * combine-stack-adj.c (prev_active_insn_bb): New.
8727 (next_active_insn_bb): New.
8728 (force_move_args_size_note): New.
8729 (combine_stack_adjustments_for_block): Use it.
8731 2012-03-30 Richard Henderson <rth@redhat.com>
8733 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
8734 (ix86_expand_vector_init_duplicate): Initialize it.
8735 (expand_vec_perm_palignr): Likewise.
8736 (ix86_expand_vec_perm_const): Likewise.
8737 (ix86_vectorize_vec_perm_const_ok): Likewise.
8738 (expand_vec_perm_blend): Use it.
8739 (expand_vec_perm_vpermil): Likewise.
8740 (expand_vec_perm_pshufb): Likewise.
8741 (expand_vec_perm_1): Likewise.
8742 (expand_vec_perm_pshuflw_pshufhw): Likewise.
8743 (expand_vec_perm_interleave2): Likewise.
8744 (expand_vec_perm_vpermq_perm_1): Likewise.
8745 (expand_vec_perm_vperm2f128): Likewise.
8746 (expand_vec_perm_interleave3): Likewise.
8747 (expand_vec_perm_vperm2f128_vblend): Likewise.
8748 (expand_vec_perm_vpshufb2_vpermq): Likewise.
8749 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
8750 (expand_vec_perm_broadcast): Likewise.
8751 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
8753 2012-03-30 Richard Henderson <rth@redhat.com>
8755 * dwarf2out.c (gen_variable_die): Initialize off.
8757 2012-03-30 Tristan Gingold <gingold@adacore.com>
8759 * config/vms/vms-f.c: New file.
8760 * config/vms/t-vms (vms-f.o): New rule.
8761 * config.gcc (*-*-*vms*): Define fortran_target_objs.
8763 2012-03-30 Richard Guenther <rguenther@suse.de>
8765 PR tree-optimization/52754
8766 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8767 propagate arbitrary addresses into really plain dereferences.
8769 2012-03-30 Richard Guenther <rguenther@suse.de>
8772 * except.c (emit_to_new_bb_before): Move loop updating ...
8773 (dw2_build_landing_pads): ... here. Use a proper block for
8774 querying the loop father.
8776 2012-03-30 Tristan Gingold <gingold@adacore.com>
8778 * config/ia64/ia64.c (ia64_section_type_flags): Remove
8779 common_object attribute handling.
8780 (SECTION_VMS_OVERLAY): Remove
8781 (ia64_vms_common_object_attribute): Replace abort with an assert.
8782 Do not set DECL_SECTION_NAME.
8783 (ia64_vms_output_aligned_decl_common): Handle common_object
8785 (ia64_vms_elf_asm_named_section): Remove.
8786 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
8788 2012-03-30 Richard Guenther <rguenther@suse.de>
8791 * double-int.c (rshift_double): Remove not needed cast.
8793 2012-03-30 Richard Guenther <rguenther@suse.de>
8795 * tree-affine.h (print_aff): Remove.
8796 * tree-affine.c (print_aff): Make static.
8797 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
8798 (get_references_in_stmt): Likewise.
8799 (print_direction_vector): Likewise.
8800 (print_dir_vectors): Likewise.
8801 (print_dist_vectors): Likewise.
8802 (dump_subscript): Likewise.
8803 (dump_ddrs): Likewise.
8804 (dump_dist_dir_vectors): Likewise.
8805 (dump_data_references): Likewise.
8806 (dump_data_dependence_relation): Likewise.
8807 (dump_data_dependence_direction): Likewise.
8808 (dump_rdg_vertex): Likewise.
8809 (dump_rdg_component): Likewise.
8810 (debug_ddrs): Declare.
8811 (struct data_ref_loc_d): Move ...
8812 * tree-data-ref.c (struct data_ref_loc_d): ... here.
8813 (get_references_in_stmt): Make static.
8814 (dump_data_references): Likewise.
8815 (dump_subscript): Likewise.
8816 (print_direction_vector): Likewise.
8817 (print_dir_vectors): Likewise.
8818 (print_dist_vectors): Likewise.
8819 (dump_data_dependence_relation): Likewise.
8820 (dump_dist_dir_vectors): Likewise.
8821 (dump_ddrs): Likewise.
8822 (dump_rdg_vertex): Likewise.
8823 (dump_rdg_component): Likewise.
8824 (debug_ddrs): New function.
8825 (access_matrix_get_index_for_parameter): Remove.
8827 2012-03-30 Tristan Gingold <gingold@adacore.com>
8829 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
8830 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
8831 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
8832 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
8833 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
8834 (vms_patch_builtins): Handle new flags
8835 * config/vms/vms-crtlmap.map: Completed using nm on
8836 c and math system libraries.
8837 * config/vms/make-crtlmap.awk: Handle any number of flags.
8839 2012-03-30 Martin Jambor <mjambor@suse.cz>
8841 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
8842 is a builtin_stack_save in a dominating BB.
8844 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
8846 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
8847 crossing 128bit lane boundary.
8849 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
8851 * ira-color.c (setup_left_conflict_sizes_p): Process all
8852 conflicting objects.
8854 2012-03-29 Jakub Jelinek <jakub@redhat.com>
8856 PR tree-optimization/52760
8857 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
8858 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
8860 2012-03-29 Richard Guenther <rguenther@suse.de>
8862 * cgraph.h (cgraph_materialize_all_clones): Remove.
8863 (reset_inline_failed): Likewise.
8864 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
8865 * cgraphbuild.c (reset_inline_failed): Remove.
8866 * rtl.h (cse_main): Remove.
8867 (extended_count): Likewise.
8868 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
8869 (cse_main): Make static.
8870 * combine.c (extended_count): Remove.
8871 (dump_combine_stats): Mark as DEBUG_FUNCTION.
8872 * basic-block.h (reorder_basic_blocks): Remove.
8873 * bb-reorder.c (reorder_basic_blocks): Make static.
8874 * Makefile.in (dse.o): Remove dse.h dependency.
8876 * dse.c (gate_dse): Remove.
8877 (clear_alias_mode_eq): Likewise.
8878 (clear_alias_mode_hash): Likewise.
8879 (dse_record_singleton_alias_set): Likewise.
8880 (dse_invalidate_singleton_alias_set): Likewise.
8882 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
8884 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
8885 crtbegin_so%O%s for -shared.
8886 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
8888 2012-03-29 Richard Guenther <rguenther@suse.de>
8890 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
8891 (add_to_value): Remove.
8892 (print_value_expressions): Likewise.
8893 * tree-ssa-pre.c (add_to_value): Make static.
8894 (print_value_expressions): Likewise.
8895 * gimple.h (gimple_adjust_this_by_delta): Remove.
8896 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
8898 2012-03-29 Richard Guenther <rguenther@suse.de>
8901 * double-int.h (rshift_double): Remove.
8902 * double-int.c (lshift_double): Use absu_hwi to make count positive.
8903 (rshift_double): Make static, take unsigned count argument,
8904 remove handling of negative count argument.
8905 (double_int_rshift): Dispatch to lshift_double.
8907 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
8909 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
8912 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
8913 (SPEC_X32): Likewise.
8914 (MULTILIB_DEFAULTS): Likewise.
8916 * config/i386/i386.c (isa_opts): Remove -m64.
8917 (ix86_target_string): Properly handle -m32/-m64/-mx32.
8918 (ix86_option_override_internal): Properly
8919 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
8920 handle -m32, -m64 and -mx32.
8922 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
8923 with OPTION_ABI_X32. Moved after TARGET_LP64.
8924 (TARGET_LP64): Changed to OPTION_ABI_64.
8926 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
8927 (mx32): Replace ISA_X32 with ABI_X32.
8929 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
8931 * tree.c (tree_size) <VECTOR_CST>: New case.
8933 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
8935 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
8936 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
8938 2012-03-28 Jakub Jelinek <jakub@redhat.com>
8941 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
8942 __builtin_va_start to __builtin_next_arg if the latter is
8943 builtin_decl_explicit_p rather than when it is not.
8946 * tree-vect-generic.c (vector_element): Perform multiplication
8947 for pos in bitsizetype type instead of idx type.
8949 2012-03-28 Richard Guenther <rguenther@suse.de>
8951 * loop-init.c (loop_optimizer_init): If loops are preserved
8952 perform incremental initialization of required loop features.
8953 (loop_optimizer_finalize): If loops are to be preserved only
8954 clean up optional loop features.
8955 (rtl_loop_done): Forcefully free loops here.
8956 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
8957 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
8959 (construct_init_block): Likewise.
8960 (construct_exit_block): Likewise.
8961 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
8962 the CFG after expanding.
8963 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
8964 If we needed to calculate them, free them afterwards.
8965 * tree-pass.h (PROP_loops): New define.
8966 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
8967 * basic-block.h (CLEANUP_CFG_CHANGED): New.
8968 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
8969 (cleanup_cfg): If we did something and have loops around, fix them up.
8970 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
8971 with CLEANUP_CFG_CHANGED.
8972 * cfghooks.c (merge_blocks): If we merge a loop header into
8973 its predecessor, update the loop structure.
8974 (duplicate_block): If we copy a loop latch, adjust loop state
8975 to note we may have multiple latches.
8976 (delete_basic_block): Mark loops for fixup if we remove a loop.
8977 * cfganal.c (forwarder_block_p): Protect loop latches, headers
8979 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
8980 (cfg_layout_can_merge_blocks_p): Likewise.
8981 * cprop.c (bypass_block): If we create a loop with multiple
8982 entries, mark it for removal.
8983 * except.c (emit_to_new_bb_before): Add the new basic-block
8985 * tree-eh.c (lower_resx): Likewise.
8986 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
8987 (expand_omp_taskreg): Likewise.
8988 * tree-inline.c (initialize_cfun): Likewise.
8989 * tree-mudflap.c (add_bb_to_loop): Prototype.
8990 (mf_build_check_statement_for): Properly add new basic-blocks
8992 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
8993 if we remove a loop.
8994 (thread_through_loop_header): Likewise.
8995 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
8996 new basic-blocks to existing loops.
8997 (expand_transaction): Likewise.
8998 * Makefile.in (except.o): Add $(CFGLOOP_H).
9000 (cgraph.o): Likewise.
9001 (cprop.o): Likewise.
9002 (cfgexpand.o): Likewise.
9003 (cfganal.o): Likewise.
9004 (trans-mem.o): Likewise.
9005 (tree-eh.o): Likewise.
9007 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9010 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9011 (avr_builtin_decl): New static function.
9012 (struct avr_builtin_description, avr_bdesc): Move up.
9013 Add GTY marker. Add field fndecl. Remove redundant field id.
9014 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9015 (avr_expand_builtin): Code cleanup because .id is removed.
9017 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9020 * config.gcc (tm_file): Remove avr/multilib.h.
9022 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9024 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9025 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9026 * config/avr/t-avr: Remove generation of multilib.h.
9027 * config/avr/t-multilib: Regenerate.
9028 * config/avr/multilib.h: Remove.
9029 * config/avr/avr.opt (-msp8): New option.
9030 (avr_sp8): New variable.
9031 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9032 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9033 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9034 (avr_device_to_sp8): New prototype.
9035 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9036 (DRIVER_SELF_SPECS): New define.
9037 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9038 __AVR_SP8__, __AVR_HAVE_SPH__.
9039 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9040 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9041 (avr_file_start): Ditto.
9043 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9046 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9047 instead of 8 in adjust_address.
9049 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9052 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9055 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9058 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9059 Rearrange conditional logic. Move displacement address calculations
9061 (sh_find_mov_disp_adjust): ... this new function.
9063 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9065 * config/arm/arm.opt (mapcs): Remove MaskExists.
9066 * config/cris/linux.opt (mno-gotplt): Likewise.
9067 * config/i386/i386.opt (mhard-float): Likewise.
9069 (mno-sse4): Likewise.
9070 * config/m68k/m68k.opt (mhard-float): Likewise.
9071 * config/mep/mep.op (mcop32): Likewise.
9072 * config/pa/pa-hpux.opt (msio): Likewise.
9073 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9074 * config/picochip/picochip.opt (mlittle): Likewise.
9075 * config/sh/sh.opt (mrenesas): Likewise.
9076 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9077 * config/sparc/sparc.opt (mhard-float): Likewise.
9078 * config/v850/v850.opt (mv850es): Likewise.
9079 * config/vax/vax.opt (mg-float): Likewise.
9081 2012-03-27 Martin Jambor <mjambor@suse.cz>
9084 * tree-sra.c (sra_modify_assign): Do not call
9085 load_assign_lhs_subreplacements when working with an unscalarizable
9088 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9091 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9093 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9094 * config/i386/i386.c: Include reload.h.
9095 (ix86_legitimize_reload_address): New function.
9097 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9099 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9100 hasn't been allocated. Define a target macro for Mask and
9101 InverseMask if it hasn't been defined. Remove MaskExists handling.
9103 * doc/options.texi: Remove MaskExists.
9105 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9108 * config/sh/sh.c (find_barrier): Add equality check of last_got
9109 to avoid going above orig insn. Update comments.
9111 2012-03-27 Richard Guenther <rguenther@suse.de>
9114 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9117 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9119 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9120 of a unit before computing the offset in units.
9121 * expr.c (get_bit_range): Return the null range if the enclosing record
9122 is part of a larger bit field.
9124 2012-03-27 Tristan Gingold <gingold@adacore.com>
9126 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9127 * config/ia64/ia64.md: Remove mode in template.
9128 Sign extend operand in expand_simple_binop.
9129 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9130 CASE_VECTOR_MODE instead of TARGET_ILP32.
9131 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9133 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9135 * varasm.c (assemble_external): #if 0 out the new assert from the
9136 previous commit, it breaks the Java and Go front ends.
9138 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9140 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9141 * expr.c (emit_block_move_libcall_fn): Likewise.
9142 (clear_storage_libcall_fn): Likewise.
9143 (expand_expr_addr_expr_1): Likewise.
9144 (expand_expr_real_1): Likewise.
9145 * calls.c (rtx_for_function_call): Likewise.
9147 * varasm.c (assemble_external): Assert this function is only called
9148 during or after expanding to RTL.
9150 2012-03-26 Martin Jambor <mjambor@suse.cz>
9152 PR tree-optimization/50052
9153 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9154 (tree_non_aligned_mem_for_access_p): Likewise.
9155 (build_accesses_from_assign): Removed strict alignment requirements
9157 (access_precludes_ipa_sra_p): Likewise.
9159 2012-03-26 Richard Guenther <rguenther@suse.de>
9161 PR tree-optimization/52701
9162 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9163 compute and set the evolution part of PHI nodes.
9165 2012-03-26 Richard Guenther <rguenther@suse.de>
9167 PR tree-optimization/52721
9168 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9170 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9172 PR tree-optimization/52686
9173 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9176 2012-03-26 Tristan Gingold <gingold@adacore.com>
9178 * config/alpha/vms.h (LINK_SPEC): Simplify.
9179 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9180 (NAME__MAIN, SYMBOL__MAIN): Remove.
9181 (VMS_DEBUG_MAIN_POINTER): Remove.
9182 * config/ia64/vms.h: Likewise.
9183 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9184 code to vms.c. Call vms_start_function.
9185 * config/ia64/ia64.c (ia64_start_function): Likewise.
9186 * config/vms/vms-protos.h (vms_start_function): Declare.
9187 * config/vms/vms.c (vms_start_function): New function.
9188 * config/vms/vms.h (MATH_LIBRARY): Define.
9189 (VMS_DEBUG_MAIN_POINTER): Define.
9191 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9193 PR rtl-optimization/52629
9194 * reload1.c (count_pseudo): Short-circuit common case.
9195 (count_spilled_pseudo): Return early for pseudos without hard regs.
9196 Assert that the pseudo has got a hard reg before manipulating it.
9198 2012-03-24 Jan Hubicka <jh@suse.cz>
9201 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9202 (decide_is_variable_needed): Do not handle toplevel reorder here.
9203 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9204 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9207 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9209 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9210 and str_bitsize instead of more convoluted expressions.
9212 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9215 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9217 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9220 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9222 2012-03-23 Martin Jambor <mjambor@suse.cz>
9224 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9226 2012-03-23 Richard Guenther <rguenther@suse.de>
9228 PR tree-optimization/52678
9229 * tree-vectorizer.h (struct _stmt_vec_info): Add
9230 loop_phi_evolution_part member.
9231 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9232 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9233 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9234 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9235 Use the cached evolution part and the PHI nodes value from
9236 the loop preheader edge instead of re-analyzing the evolution.
9238 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9240 * config/mips/mips-tables.opt: Update.
9241 * config/mips/mips.md (processor): Add xlp.
9242 * config/mips/mips-cpus.def: Add xlp.
9243 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9245 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9246 * doc/invoke.texi: Mention XLP.
9248 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9251 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9252 on any new_local_var_chain vars declared during recursing on
9253 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9255 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9257 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9258 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9259 (ASM_OUTPUT_LOCAL): Ditto.
9260 (ASM_OUTPUT_COMMON): Remove.
9261 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9262 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9264 2012-03-22 Jan Hubicka <jh@suse.cz>
9267 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9269 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9270 * ipa-inline-transform.c (save_inline_function_body): Remove
9271 copied clone if needed.
9272 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9274 2012-03-22 Richard Guenther <rguenther@suse.de>
9277 * fold-const.c (fold_ternary_loc): Fix typo.
9279 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9282 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9283 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9284 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9285 (delay_cycles_1, delay_cycles_2): Ditto.
9286 (delay_cycles_3, delay_cycles_4): Ditto.
9287 (nopv, *nopv): Ditto.
9288 (sleep, *sleep): Ditto.
9291 2012-03-22 Richard Guenther <rguenther@suse.de>
9293 PR tree-optimization/52548
9294 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9295 because of clobbers.
9296 (prune_clobbered_mems): New function.
9297 (compute_antic_aux): Use it to prune ANTIC_OUT.
9298 (compute_partial_antic_aux): Use it to prune PA_IN.
9299 (compute_avail): Only insert expressions into EXP_GEN that are not
9300 invalidated when translated up to the beginning of the block.
9302 2012-03-22 Richard Guenther <rguenther@suse.de>
9304 PR tree-optimization/52638
9305 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9307 (vect_init_vector): ... here. Handle scalar vector inits.
9308 (vect_get_vec_def_for_operand): Adjust.
9309 (vectorizable_load): Likewise.
9311 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9313 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9314 (alpha*-*-freebsd*): Ditto.
9315 (alpha*-*-netbsd*): Ditto.
9316 (alpha*-*-openbsd*): Ditto.
9317 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9318 (DWARF2_DEBUGGING_INFO): Remove.
9319 (PREFERRED_DEBUGGING_TYPE): Remove.
9320 (ASM_FINAL_SPEC): Remove.
9321 (IDENT_ASM_OP): Remove.
9322 (ASM_OUTPUT_IDENT): Remove.
9323 (SKIP_ASM_OP): Remove.
9324 (ASM_OUTPUT_SKIP): Remove.
9325 (ALIGN_ASM_OP): Remove.
9326 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9327 (ASM_OUTPUT_CASE_LABEL): Remove.
9328 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9329 (COMMON_ASM_OP): Remove.
9330 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9331 (ASCII_DATA_ASM_OP): Remove.
9332 (READONLY_DATA_SECTION_ASM_OP): Remove.
9333 (INIT_SECTION_ASM_OP): Remove.
9334 (FINI_SECTION_ASM_OP): Remove.
9335 (ASM_SECTION_START_OP): Remove.
9336 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9337 (TARGET_ASM_NAMED_SECTION): Remove.
9338 (TARGET_ASM_SELECT_SECTION): Remove.
9339 (MAKE_DECL_ONE_ONLY): Remove.
9340 (TYPE_ASM_OP): Remove.
9341 (SIZE_ASM_OP): Remove.
9342 (ASM_WEAKEN_LABEL): Remove.
9343 (TYPE_OPERAND_FMT): Remove.
9344 (ASM_DECLARE_RESULT): Remove.
9345 (ASM_DECLARE_OBJECT_NAME): Remove.
9346 (ASM_FINISH_DECLARE_OBJECT): Remove.
9347 (ELF_ASCII_ESCAPES): Remove.
9348 (ELF_STRING_LIMIT): Remove.
9349 (STRING_ASM_OP): Remove.
9350 (ASM_OUTPUT_EXTERNAL): Remove.
9351 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9352 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9354 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9355 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9356 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9357 (ASM_OUTPUT_SKIP): Ditto.
9358 (READONLY_DATA_SECTION_ASM_OP): Remove.
9359 (USER_LABEL_PREFIX): Remove.
9360 (ASM_OUTPUT_ASCII): Remove.
9361 (ASM_OUTPUT_CASE_LABEL): Remove.
9362 (NO_DOLLAR_IN_LABEL): Undefine.
9364 2012-03-22 Richard Guenther <rguenther@suse.de>
9366 PR tree-optimization/52459
9367 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9368 PHI insertion for calls.
9370 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9372 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9373 find_sets_in_insn, canonicalize_insn): Split out from ...
9374 (cse_insn): ... here.
9375 (invalidate_from_clobbers): Take an insn instead of the pattern.
9377 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9380 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9381 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9382 * config/sh/sh.md (sindf2, cosdf2): Remove.
9384 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9387 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9388 prologue for unwinder and profiler.
9390 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9392 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9393 Introduce emul_name to select the right linker emulation for
9394 powerpc64-*-freebsd*.
9395 * configure: Regenerate.
9396 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9397 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9398 * config/rs6000/freebsd64.h: New file.
9399 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9401 (rs6000_savres_strategy): Likewise.
9402 (rs6000_savres_routine_name): Likewise.
9403 (rs6000_elf_file_end): Likewise.
9404 * config/rs6000/t-freebsd64: New file.
9405 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9406 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9408 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9410 * config/rs6000/t-freebsd64: Likewise.
9412 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9414 PR rtl-optimization/52543
9416 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9417 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9418 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9419 (avr_load_libgcc_p): Restrict to __flash loads.
9420 (avr_out_lpm): Only handle 1-byte loads from __flash.
9421 (avr_load_lpm): New function.
9422 (avr_find_unused_d_reg): Remove.
9423 (avr_out_lpm_no_lpmx): Remove.
9424 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9425 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9426 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9427 (load_<mode>, load_<mode>_clobber): New insns.
9428 (mov<mode>): For multi-byte move from non-generic
9429 16-bit address spaces: Expand to load_<mode> resp.
9430 load_<mode>_clobber.
9431 (load<mode>_libgcc): Remove expander.
9432 (split-lpmx): Remove split.
9434 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9436 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9437 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9438 All callers changed.
9439 (Fixed_core_reg): New feature.
9440 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9442 * neon-testgen.ml: Handle Fixed_core_reg.
9444 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9446 * config/arm/arm.c (thumb2_reorg): Add complete support
9447 for 16-bit instructions.
9448 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9450 2012-03-21 Richard Guenther <rguenther@suse.de>
9452 PR tree-optimizer/52636
9453 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9454 to the appropriate type.
9456 2012-03-21 Richard Guenther <rguenther@suse.de>
9458 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9460 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9461 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9462 * passes.c (init_optimization_passes): Remove pass_init_function,
9463 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9464 * tree-pass.h (pass_init_function): Remove.
9465 (pass_jump): Remove.
9466 (pass_initial_value_sets): Remove.
9467 (pass_unshare_all_rtl): Remove.
9468 * integrate.c (pass_initial_value_sets): Remove.
9469 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9470 * tree.h (init_function_for_compilation): Remove.
9471 * function.c (init_function_for_compilation): Remove.
9472 (pass_init_function): Remove.
9473 * cfgcleanup.c (rest_of_handle_jump): Remove.
9474 (pass_jump): Remove.
9476 2012-03-20 Jason Merrill <jason@redhat.com>
9478 * tree-streamer-in.c (streamer_alloc_tree): Call
9479 ggc_alloc_zone_cleared_tree_node instead of
9480 ggc_alloc_zone_cleared_tree_node_stat.
9482 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9484 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9486 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9489 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9490 (ix86_expand_vec_perm_const_1): Call it.
9492 * config/i386/i386.c (vselect_insn): New variable.
9493 (init_vselect_insn): New function.
9494 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9495 Call init_vselect_insn if vselect_insn is NULL. Adjust
9496 PATTERN (vselect_insn), instead of creating a new insn each time,
9497 only emit a copy of it if not testing and recog has been successful.
9498 (expand_vec_perm_pshufb, expand_vec_perm_1,
9499 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9503 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9504 ("enabled" attribute): Handle avx2 and noavx2 isas.
9505 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9507 (vec_dup<mode>): Add avx2 =x,x alternative.
9508 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9509 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9510 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9511 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9513 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9514 if possible, handle also V8SFmode.
9516 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9518 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9519 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9520 reg_or_zero_operand predicate.
9521 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9523 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9525 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9526 If operand isn't UNSPEC, return 0.
9528 2012-03-20 Richard Guenther <rguenther@suse.de>
9530 * tree-pass.h (pass_rtl_eh): Remove.
9531 * except.c (gate_handle_eh): Likewise.
9532 (rest_of_handle_eh): Likewise.
9533 (pass_rtl_eh): Likewise.
9534 (finish_eh_generation): Export.
9535 * except.h (finish_eh_generation): Declare.
9536 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9537 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9538 after expanding stack alignment. Instead of compacting blocks
9541 2012-03-20 Richard Guenther <rguenther@suse.de>
9543 * stor-layout.c (finish_bitfield_representative): Fallback
9544 to conservative maximum size if the padding up to the next
9545 field cannot be computed as a constant.
9546 (finish_bitfield_layout): If we cannot compute the distance
9547 between the start of the bitfield representative and the
9548 bitfield member start a new representative.
9549 * expr.c (get_bit_range): The distance between the start of
9550 the bitfield representative and the bitfield member is zero
9551 if the field offsets are not constants.
9553 2012-03-20 Tristan Gingold <gingold@adacore.com>
9555 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9556 convert in lowercase.
9557 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9558 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9559 * stor-layout.c (sizetype_tab): Adjust.
9560 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9561 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9562 instead of type_kind_last.
9563 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9564 instead of size_int_kind.
9565 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9566 * doc/tm.texi: Regenerate.
9567 * defaults.h (SIZETYPE): Provide a default value.
9568 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9571 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9573 * config/sh/sh.md: Use braced string notation where applicable.
9575 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9577 * config/i386/i386.md (allocate_stack): Simplify.
9579 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9581 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9582 copy_to_mode_reg (Pmode, ...).
9583 (expand_builtin_frame_address): Ditto.
9584 * expr.c (emit_block_move_via_libcall): Ditto.
9585 (set_storage_via_libcall): Ditto.
9587 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9588 (ix86_expand_setmem): Ditto.
9589 (ix86_trampoline_init): DItto.
9590 * config/i386/i386.md (cmpstrnsi): Ditto.
9592 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9594 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9595 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9596 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9597 (SH Options): Likewise.
9599 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9601 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9602 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9603 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9604 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9605 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9608 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9610 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9611 * config/i386/i386.c (ix86_decompose_address): Use
9612 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9613 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9614 thread pointer to a register.
9617 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9619 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9620 if Pmode != word_mode.
9621 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9622 Pmode == SImode for TARGET_X32.
9624 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9625 (tls_initial_exec_x32): Likewise.
9627 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9630 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
9631 DISP_ADDR_OFFSET): New macros.
9632 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
9633 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
9634 (sh_legitimize_address): Add QImode displacement handling.
9635 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
9637 (sh_secondary_reload): Add QImode displacement handling.
9638 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
9639 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
9640 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
9641 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
9642 to register operands only.
9643 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
9644 (extendqihi2): Change insn to expander.
9645 (*extendqihi2_compact_reg): New insn.
9646 (movqi_i, movqi): Replace with ...
9647 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
9648 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
9649 Add new peepholes for QImode displacement addressing.
9651 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
9654 * doc/invoke.texi: Document -Wuseless-cast.
9656 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
9658 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
9659 * tree.h (handled_component_p): Reorder cases.
9660 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
9661 not initialize unsignedp.
9662 (loc_list_from_tree): Likewise.
9663 (fortran_common): Likewise.
9664 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9666 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9668 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
9669 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
9670 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
9671 (ix86_split_long_move): Ditto.
9672 (legitimize_tls_address): Use ix86_gen_sub3.
9673 (construct_plt_address): Assert that Pmode == DImode.
9675 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
9677 * config/i386/i386.md: Remove empty predicates and/or constraints.
9678 * config/i386/sync.md: Ditto.
9679 * config/i386/sse.md: Ditto.
9680 * config/i386/mmx.md: Ditto.
9681 * config/i386/pentium.md: Ditto.
9682 * config/i386/athlon.md: Ditto.
9684 2012-03-16 Richard Guenther <rguenther@suse.de>
9686 PR tree-optimization/52603
9687 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
9691 2012-03-14 Richard Guenther <rguenther@suse.de>
9693 PR tree-optimization/52571
9694 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9695 flag_section_anchors check ...
9696 (vect_can_force_dr_alignment_p): ... here.
9698 2012-03-16 Martin Jambor <mjambor@suse.cz>
9700 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
9701 memory through MEM_REFs by calling extract_bit_field.
9703 2012-03-16 Richard Guenther <rguenther@suse.de>
9705 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
9706 and REFERENCE_TYPE interpretations.
9707 (can_native_interpret_type_p): New function.
9708 (fold_ternary_loc): Use native encode/interpret to fold
9709 BIT_FIELD_REFs of constants.
9711 2012-03-16 Richard Guenther <rguenther@suse.de>
9714 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
9715 of vector constants and constructors.
9717 2012-03-16 Richard Guenther <rguenther@suse.de>
9719 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9720 VIEW_CONVERT_EXPR to convert constants.
9721 (vect_is_simple_use): Treat all constants as vec_constant_def.
9723 2012-03-16 Richard Guenther <rguenther@suse.de>
9724 Kai Tietz <ktietz@redhat.com>
9727 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
9728 side-effects completely in the pre-queue and use a temporary
9731 2012-03-16 Richard Guenther <rguenther@suse.de>
9733 * stor-layout.c (finish_bitfield_representative): Fall back
9734 to the conservative maximum size if we cannot compute the
9735 size of the tail padding.
9737 2012-03-16 Tristan Gingold <gingold@adacore.com>
9739 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9740 __CRTL_VER and __VMS_VER.
9741 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
9742 and vms_c_get_vms_ver.
9743 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
9745 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
9746 (VMS_DEFAULT_VMS_VER): Define.
9747 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
9748 (VMS_DEFAULT_VMS_VER): Define.
9750 2012-03-16 Richard Guenther <rguenther@suse.de>
9752 * tree-vect-loop.c (get_initial_def_for_induction): Use
9753 build_constructor directly.
9754 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9755 build_vector_from_val.
9756 * tree.c (build_vector_from_val): Avoid creating a constructor
9757 first when we want a constant vector.
9759 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9761 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
9763 2012-03-16 Richard Guenther <rguenther@suse.de>
9765 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
9766 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
9767 (struct tree_vector): Remove elements member, add variable size
9769 (build_vector_stat): Declare.
9770 (build_vector): Define in terms of build_vector_stat.
9771 * tree.c (build_vector): Rename to ...
9772 (build_vector_stat): ... this. Take array of trees as parameter.
9773 (build_vector_from_ctor): Adjust.
9774 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
9775 initializer_zerop): Adjust.
9776 * cfgexpand.c (expand_debug_expr): Likewise.
9777 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
9778 const_vector_from_tree): Likewise.
9779 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
9780 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
9781 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
9782 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
9783 (lto_input_ts_vector_tree_pointers): Adjust.
9784 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
9785 (write_ts_vector_tree_pointers): Adjust.
9786 * varasm.c (const_hash_1, compare_constant, copy_constant,
9787 output_constant): Adjust.
9788 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
9789 * print-tree.c (print_node): Adjust.
9790 * tree-pretty-print.c (dump_generic_node): Adjust.
9791 * tree-vect-generic.c (uniform_vector_p, vector_element,
9792 lower_vec_perm): Adjust.
9793 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
9794 * tree-vect-slp.c (vect_get_constant_vectors,
9795 vect_transform_slp_perm_load): Adjust.
9796 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
9797 * expmed.c (make_tree): Adjust.
9798 * config/i386/i386.c (ix86_expand_builtin): Adjust.
9799 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
9801 (sparc_fold_builtin): Adjust.
9803 2012-03-16 Tristan Gingold <gingold@adacore.com>
9805 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
9806 * config/vms/vms-stdint.h: New file.
9808 2012-03-16 Tristan Gingold <gingold@adacore.com>
9810 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
9811 (ia64-hp-*vms*): Replaced by ...
9812 (*-*-*vms*): ... This new entry.
9814 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9817 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
9818 (ix86_expand_vec_perm_const_1): Use it.
9821 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
9822 (avx2_permv4df): Remove.
9823 (avx2_permv4di): Macroize into...
9824 (avx2_perm<mode>): ... this using VI8F_256 iterator.
9825 (avx2_permv4di_1): Macroize into...
9826 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
9828 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
9830 * combine.c (apply_distributive_law): Do not distribute SUBREG.
9832 2012-03-15 Ira Rosen <irar@il.ibm.com>
9833 Ulrich Weigand <ulrich.weigand@linaro.org>
9835 * tree-vect-patterns.c (widened_name_p): Rename to ...
9836 (type_conversion_p): ... this. Add new argument to determine
9837 if it's a promotion or demotion operation. Check for
9838 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
9839 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
9841 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
9842 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
9844 (vect_recog_mixed_size_cond_pattern): Likewise and allow
9845 non-constant then and else clauses.
9847 2012-03-15 Ira Rosen <irar@il.ibm.com>
9848 Ulrich Weigand <ulrich.weigand@linaro.org>
9850 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
9851 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
9853 * tree-vect-patterns.c (widened_name_p): Pass basic block
9854 info to vect_is_simple_use.
9855 (vect_recog_dot_prod_pattern): Fail for basic blocks.
9856 (vect_recog_widen_sum_pattern): Likewise.
9857 (vect_handle_widen_op_by_const): Support basic blocks.
9858 (vect_operation_fits_smaller_type,
9859 vect_recog_over_widening_pattern): Likewise.
9860 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
9861 Update call to vect_is_simple_use.
9862 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
9864 (check_bool_pattern): Add an argument, update call to
9865 vect_is_simple_use and the recursive calls.
9866 (vect_recog_bool_pattern): Update relevant function calls.
9868 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
9869 (vect_pattern_recog_1): Check for reduction only in loops.
9870 (vect_pattern_recog): Add new argument. Support basic blocks.
9871 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
9872 info to vect_is_simple_use_1.
9873 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
9874 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
9876 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9877 Andrew Pinski <apinski@cavium.com>
9880 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
9881 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
9882 calls instead of __builtin_ir{int,ound}*.
9884 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9886 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
9889 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9891 * config.gcc (target_type_format_char): New. Document it. Set it for
9893 * configure.ac (gnu_unique_option): Use target_type_format_char
9894 in test. Comment rationale.
9895 * configure: Regenerate .
9897 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9899 PR tree-optimization/52267
9900 * tree-vrp.c (masked_increment): New function.
9901 (register_edge_assert_for_2): Derive ASSERT_EXPRs
9902 from (X & CST1) cmp CST2 tests.
9904 2012-03-15 Richard Guenther <rguenther@suse.de>
9907 * tree-data-ref.c (subscript_dependence_tester_1): Check
9908 all dimensions for non-conflicting access functions.
9910 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9913 * doc/invoke.texi [C++ Language Options]: Document
9914 -ftemplate-backtrace-limit.
9916 2012-03-15 Tristan Gingold <gingold@adacore.com>
9918 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
9921 2012-03-15 Tristan Gingold <gingold@adacore.com>
9923 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
9924 use DW_OP_call_frame_cfa.
9926 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
9929 * config/i386/i386-opts.h (pmode): New.
9931 * config/i386/i386.c (ix86_option_override_internal): Properly
9932 check and set ix86_pmode.
9934 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
9936 * config/i386/i386.opt (maddress-mode=): New.
9938 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
9940 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9942 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
9943 (dwarf2out_do_cfi_asm): Likewise.
9944 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
9946 (add_data_member_location_attribute): Likewise.
9947 (gen_array_type_die): Likewise.
9948 (gen_subprogram_die): Likewise.
9949 (gen_producer_string): Likewise.
9950 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
9951 Remove MIPS_DEBUGGING_INFO handling.
9952 (sdb_debug_hooks): Likewise.
9953 (sdbout_begin_block): Likewise.
9954 (sdbout_end_block): Likewise.
9955 (sdbout_begin_prologue): Likewise.
9956 (sdbout_start_source_file): Likewise.
9957 (sdbout_end_source_file): Likewise.
9958 (sdbout_init): Likewise.
9959 * system.h (MIPS_DEBUGGING_INFO): Poison.
9961 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9963 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
9964 (alpha_file_start) [MS_STAMP]: Remove.
9966 * config/alpha/elf.h (TARGET_GAS): Remove.
9967 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
9968 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
9969 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
9970 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
9971 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
9972 (alpha*-*-freebsd*): Likewise.
9973 (alpha*-*-netbsd*): Likewise.
9974 (alpha*-*-openbsd*): Likewise.
9975 (alpha*-*-*): Remove target_cpu_default2.
9976 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
9978 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
9979 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
9980 * config/alpha/alpha.c (print_operand): Always assume
9981 TARGET_AS_SLASH_BEFORE_SUFFIX.
9982 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
9983 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
9984 ("*builtin_setjmp_receiver_er_1"): Remove.
9985 * config/alpha/alpha.opt (malpha-as): Remove.
9987 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
9989 Remove DEC Unix reference.
9991 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
9992 (EXTENDED_COFF): Remove.
9993 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
9994 (EXTENDED_COFF): Don't undef.
9995 * config/alpha/alpha.c (alpha_file_start): Always assume
9997 Don't set targetm.asm_file_start_file_directive.
9998 [!OBJECT_FORMAT_ELF]: Remove.
9999 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10001 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10002 (DBX_DEBUGGING_INFO): Remove.
10003 (MIPS_DEBUGGING_INFO): Remove.
10004 (PREFERRED_DEBUGGING_TYPE): Remove.
10005 (DBX_OUTPUT_SOURCE_LINE): Remove.
10006 (SDB_OUTPUT_SOURCE_LINE): Remove.
10007 (DBX_CONTIN_LENGTH): Remove.
10008 (NO_DBX_FUNCTION_END): Remove.
10009 (ASM_STABS_OP): Remove.
10010 (ASM_STABN_OP): Remove.
10011 (ASM_STABD_OP): Remove.
10012 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10013 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10014 (PUT_SDB_DEF): Remove.
10015 (PUT_SDB_PLAIN_DEF): Remove.
10016 (PUT_SDB_TYPE): Remove.
10017 (sdb_label_count): Remove.
10018 (PUT_SDB_BLOCK_START): Remove.
10019 (PUT_SDB_BLOCK_END): Remove.
10020 (PUT_SDB_FUNCTION_START): Remove.
10021 (PUT_SDB_FUNCTION_END): Remove.
10022 (PUT_SDB_EPILOGUE_END): Remove.
10023 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10024 (MIPS_DEBUGGING_INFO): Don't undef.
10025 (DBX_DEBUGGING_INFO): Don't undef.
10026 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10027 (MIPS_DEBUGGING_INFO): Don't undef.
10028 (DBX_DEBUGGING_INFO): Don't undef.
10029 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10030 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10032 (alpha_start_function): Likewise.
10033 (sdb_label_count): Remove.
10034 (alpha_output_filename): Remove DBX_DEBUG handling.
10035 (alpha_file_start): Likewise.
10037 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10039 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10040 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10041 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10043 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10044 (ld_tls_support): Remove Solaris 8 references.
10045 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10046 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10047 * configure: Regenerate.
10048 * config.in: Regenerate.
10050 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10051 * config/i386/sol2.h: Remove Solaris 8 references.
10053 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10054 (i?86-*-solaris2.9): ... this.
10055 Remove Solaris 8 references.
10056 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10057 Remove Solaris 8 references.
10059 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10061 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10062 (mips-sgi-irix6.5*): Remove.
10063 * config.host (mips-sgi-irix*): Remove.
10064 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10065 (set_have_as_tls): Remove *-*-irix6*.
10066 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10067 * configure: Regenerate.
10069 * config/mips/iris6.h: Remove.
10070 * config/mips/iris6.opt: Remove.
10071 * config/mips/t-irix6: Remove.
10073 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10074 (TARGET_IRIX6): Remove.
10075 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10076 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10077 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10079 (mips_file_start): Likewise.
10080 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10082 * config/mips/driver-native.c [__sgi__]: Remove.
10083 (host_detect_local_cpu) [__sgi__]: Remove.
10085 * config/mips/gnu-user.h: Remove iris5.h reference.
10087 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10088 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10089 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10092 * gcc.c (main): Move asm_debug initialization ...
10093 (asm_debug): ... here.
10095 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10097 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10098 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10099 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10100 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10101 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10102 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10104 * doc/tm.texi: Regenerate.
10106 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10108 (MIPS Options, -march): Remove IRIX reference.
10109 * doc/install.texi (Binaries, SGI IRIX): Remove.
10110 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10112 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10114 2012-03-14 Martin Jambor <mjambor@suse.cz>
10116 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10117 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10118 (expand_expr_real_1): Do not handle misalignment if modifier is
10121 2012-03-14 Richard Guenther <rguenther@suse.de>
10123 PR middle-end/52584
10124 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10125 element type instead of mode, use build_vector_type_for_mode
10126 instead of the langhook, build a vector of proper signedness.
10127 (expand_vector_operations_1): Adjust.
10129 2012-03-14 Richard Guenther <rguenther@suse.de>
10131 PR middle-end/52582
10132 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10133 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10134 (gimple_get_virt_method_for_binfo): Likewise.
10136 2012-03-14 Richard Guenther <rguenther@suse.de>
10138 PR tree-optimization/52571
10139 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10140 flag_section_anchors check ...
10141 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10142 DECL_COMMON variables.
10144 2012-03-14 Richard Guenther <rguenther@suse.de>
10146 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10147 * stor-layout.c (start_bitfield_representative): New function.
10148 (finish_bitfield_representative): Likewise.
10149 (finish_bitfield_layout): Likewise.
10150 (finish_record_layout): Call finish_bitfield_layout.
10151 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10152 for QUAL_UNION_TYPE fields.
10153 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10154 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10155 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10157 PR middle-end/52080
10158 PR middle-end/52097
10159 PR middle-end/48124
10160 * expr.c (get_bit_range): Unconditionally extract bitrange
10161 from DECL_BIT_FIELD_REPRESENTATIVE.
10162 (expand_assignment): Adjust call to get_bit_range.
10164 2012-03-14 Richard Guenther <rguenther@suse.de>
10166 PR middle-end/52578
10167 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10168 the outermost conversion is a sign-change only.
10169 (fold_binary_loc): Disregard widening and sign-changing
10170 conversions when we determine if two variables are equal
10172 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10173 (T1)x if the outermost conversion is a sign-change only.
10175 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10178 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10180 * config/i386/predicates.md (constant_call_address_operand): Declare
10181 as special predicate. Update all uses.
10183 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10186 * c-parser.c (c_parser_postfix_expression)
10187 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10189 * config/i386/smmintrin.h: Avoid /* within a comment.
10190 * config/i386/nmmintrin.h: Likewise.
10192 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10194 * config/i386/i386.md (xbegin): Remove constraint from expander.
10196 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10198 * config/i386/predicates.md (constant_call_address_operand): Declare
10199 as special predicate. Update all uses.
10200 * config/i386/i386.md: Remove mode from constant_call_address_operand
10202 * config/i386/i386.c (ix86_output_call_insn): Call
10203 constant_call_address_operand with VOIDmode.
10205 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10207 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10208 AND zero extended address correctly.
10210 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10212 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10214 (tls_modbase_operand): Ditto.
10215 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10216 tls_modbase_operand predicates.
10218 2012-03-13 Martin Jambor <mjambor@suse.cz>
10220 * expr.c (expand_assignment): Handle misaligned scalar writes to
10221 memory through top-level MEM_REFs by calling store_bit_field.
10223 2012-03-13 Richard Guenther <rguenther@suse.de>
10225 PR middle-end/52134
10226 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10227 if Y is a constant multiple of 1 << CST.
10229 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10232 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10233 offset (size) to a value the insns can deal with.
10234 (expand_epilogue): Ditto.
10236 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10238 * config/arm/neon.ml (ops): Fixup expected instructions for
10239 unsigned vector compares.
10241 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10243 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10244 addresses only when %reg is not in word mode.
10246 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10248 * config/microblaze/microblaze.md: Fix typo.
10249 * tree-if-conv.c: Likewise.
10250 * tree-vect-patterns.c: Likewise.
10252 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10254 * config.gcc (extra_passes): Remove.
10255 * configure.ac (extra_passes): Don't substitute.
10256 * configure: Regenerate.
10257 * Makefile.in (EXTRA_PASSES): Remove.
10258 (GCC_PASSES): Remove $(EXTRA_PASSES).
10259 (MOSTLYCLEANFILES): Likewise.
10260 (native): Likewise.
10261 (install-common): Likewise.
10263 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10265 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10266 * config/i386/i386.c (ix86_decompose_address): Use
10267 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10268 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10269 thread pointer to a register.
10271 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10273 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10274 on tls_symbolic_operand.
10275 (tls_global_dynamic_64_<mode>): Likewise.
10277 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10280 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10281 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10283 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10286 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10287 type from reg_class_t to enum reg_class.
10288 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10290 2012-03-12 Andrew Pinski <apinski@cavium.com>
10292 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10293 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10294 (value_replacement): Likewise.
10295 (empty_block_p): Check also if the PHIs for the block are empty.
10297 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10300 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10301 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10302 r184615 from 2012-02-28.
10304 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10306 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10307 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10308 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10309 and ix86_gen_tls_local_dynamic_base_64.
10310 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10311 ix86_gen_tls_local_dynamic_base_64.
10313 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10314 (*tls_global_dynamic_64_<mode>): This.
10315 (tls_global_dynamic_64): Renamed to ...
10316 (tls_global_dynamic_64_<mode>): This.
10317 (*tls_local_dynamic_base_64): Renamed to ...
10318 (*tls_local_dynamic_base_64_<mode>): This.
10319 (tls_local_dynamic_base_64): Renamed to ...
10320 (tls_local_dynamic_base_64_<mode>): This.
10322 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10324 * config/i386/i386.c (ix86_option_override_internal): Properly
10325 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10326 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10327 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10328 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10330 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10331 (sse3_monitor64_<mode>): This.
10333 2012-03-12 Tristan Gingold <gingold@adacore.com>
10335 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10336 (ia64_function_arg_advance): Ditto.
10338 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10340 * config.gcc (mips*-*-openbsd*): Remove.
10341 * config/mips/openbsd.h: Remove.
10342 * config/mips/sdb.h: Remove.
10344 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10345 * config/mips/mips.c (sdb_label_count): Remove.
10346 (mips_debugger_offset): Remove #if 0 code.
10347 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10348 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10350 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10352 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10353 binutils reference.
10354 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10355 Update binutils references.
10356 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10357 Update binutils reference.
10358 Update Sun as/GNU ld caveat.
10359 Document binutils largefile requirement for LTO plugin.
10360 Remove reference to alternate libpthread.
10362 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10364 * config.gcc (alpha*-dec-osf5.1*): Remove.
10365 * config.host (alpha*-dec-osf*): Remove.
10366 * configure.ac (*-*-osf*): Remove.
10367 (alpha*-dec-osf*): Remove.
10368 * configure: Regenerate.
10370 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10371 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10373 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10374 * config/alpha/alpha.c (struct machine_function): Update comment.
10375 (alpha_start_function): Remove Tru64 UNIX as handling for
10377 * config/alpha/alpha.md ("exception_receiver"): Remove
10378 TARGET_LD_BUGGY_LDGP.
10379 ("*exception_receiver_2"): Likewise.
10380 * except.c (finish_eh_generation): Remove Tru64 reference.
10381 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10382 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10383 * target.def (handle_pragma_extern_prefix): Remove.
10385 * Makefile.in (mips-tfile.o-warn): Remove.
10386 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10387 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10388 * mips-tdump.c, mips-tfile.c: Remove.
10390 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10392 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10393 (Specific, alpha*-dec-osf5.1): Note removal.
10394 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10396 * doc/tm.texi: Regenerate.
10397 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10399 2012-03-12 Richard Guenther <rguenther@suse.de>
10401 * config/arm/arm.c (neon_dereference_pointer): Do not call
10402 covert during RTL expansion.
10404 2012-03-12 Tristan Gingold <gingold@adacore.com>
10406 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10407 Options. Mention -mpointer-size.
10409 2012-03-12 Richard Guenther <rguenther@suse.de>
10411 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10412 build_nonstandard_integer_type.
10414 2012-03-12 Richard Guenther <rguenther@suse.de>
10416 * tree.c (signed_or_unsigned_type_for): Use
10417 build_nonstandard_integer_type.
10418 (signed_type_for): Adjust documentation.
10419 (unsigned_type_for): Likewise.
10420 * tree-pretty-print.c (dump_generic_node): Use standard names
10421 for non-standard integer types if available.
10423 2012-03-12 Tristan Gingold <gingold@adacore.com>
10425 * config/vms/vms.opt: Add vms-opts.h header.
10426 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10428 (-mvms-return-codes): Document.
10429 (-mpointer-size): New option.
10430 (vms_pointer_size): Add enumeration.
10431 * config/vms/vms-opts.h: New file.
10432 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10433 __INITIAL_POINTER_SIZE.
10434 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10435 (C_COMMON_OVERRIDE_OPTIONS): Define.
10436 (DWARF2_ADDR_SIZE): Define.
10437 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10438 * config/vms/vms-protos.h (vms_c_common_override_options):
10440 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10441 if -mno-pointer-size.
10442 (vms_c_common_override_options): New function.
10443 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10444 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10445 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10446 and flag_vms_pointer_size.
10447 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10448 * config.gcc (*-*-*vms*): Define xm_file.
10449 (alpha*-dec-*vms*): Do not define xm_file.
10450 (alpha64-dec-*vms*): Remove.
10451 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10454 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10456 PR tree-optimization/51721
10457 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10458 if (int) unsvar cmp CST.
10460 2012-03-12 Richard Guenther <rguenther@suse.de>
10462 * tree-sra.c (create_access_replacement): Only rename the replacement
10463 if we can rewrite it into SSA form. Properly mark register typed
10464 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10465 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10466 for aggregate or BLKmode results.
10468 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10470 PR tree-optimization/52533
10471 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10472 type for mask, only handle shifts by non-zero in-range
10473 shift count, for LE_EXPR and GT_EXPR if new_val is
10474 maximum, don't add the assertion.
10476 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10478 * doc/invoke.texi: Document -mrtm option.
10479 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10480 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10481 (ix86_handle_option): Handle OPT_mrtm.
10482 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10484 (x86_64-*-*): Ditto.
10485 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10486 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10488 (ix86_target_string): Define -mrtm option.
10490 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10492 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10493 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10494 IX86_BUILTIN_XTEST.
10495 (bdesc_special_args): Ditto.
10496 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10497 (ix86_expand_special_args_builtin): Handle new built-in type.
10498 (ix86_expand_builtin): Handle XABORT instruction.
10499 * config/i386/i386.h (TARGET_RTM): New.
10500 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10501 (UNSPECV_XEND): Ditto.
10502 (UNSPECV_XABORT): Ditto.
10503 (UNSPECV_XTEST): Ditto.
10510 * config/i386/i386.opt (mrtm): New.
10511 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10512 * config/i386/rtmintrin.h: New header.
10513 * config/i386/xtestintrin.h: Ditto.
10515 2012-03-12 Tristan Gingold <gingold@adacore.com>
10517 * ginclude/stddef.h: Adjust previous patch.
10518 Use __VMS__ instead of VMS.
10520 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10522 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10523 Also convert sequences with CC setting arithmetic instruction.
10525 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10527 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10528 from C Language Options to Preprocessor Options.
10529 (C Dialect Options): Move -no-integrated-cpp documentation
10531 (Preprocessor Options): ...to here. Rewrite the description
10532 so it makes more sense, and remove discussion of merging front ends.
10534 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10536 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10538 (ix86_expand_setmem): Likewise.
10540 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10542 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10545 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10547 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10548 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10550 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10552 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10554 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10556 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10559 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10560 Uros Bizjak <ubizjak@gmail.com>
10562 * config/i386/predicates.md (call_insn_operand): Allow
10563 constant_call_address_operand in Pmode only.
10564 (sibcall_insn_operand): Ditto.
10565 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10566 (*call_vzeroupper): Ditto.
10568 (*sibcall_vzeroupper): Ditto.
10569 (*call_value): Ditto.
10570 (*call_value_vzeroupper): Ditto.
10571 (*sibcall_value): Ditto.
10572 (*sibcall_value_vzeroupper): Ditto.
10573 (*indirect_jump): Ditto.
10574 (*tablejump_1): Ditto.
10575 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10576 (tablejump): Ditto.
10577 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10580 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10583 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10584 Use movrt_negc instead of negc pattern for non-SH2A.
10585 (*movnegt): Remove.
10586 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10588 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10590 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10591 if Pmode != word_mode.
10592 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10593 Pmode == SImode for TARGET_X32.
10595 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10596 (tls_initial_exec_x32): Likewise.
10598 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10600 PR rtl-optimization/52528
10601 * combine.c (can_combine_p): Add setting of subst_low_luid
10602 before call to expand_field_assignment().
10604 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10606 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10607 and related program names.
10609 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10611 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10613 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10616 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10617 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10618 to set code to 'q'.
10619 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10620 (*movdi_internal_rex64): Use %E operand modifier for lea.
10621 (*movsi_internal): Ditto.
10623 (*lea<mode>_2): Ditto.
10624 (*lea_{3,4,5,6}_zext): Ditto.
10625 (*tls_global_dynamic_32_gnu): Ditto.
10626 (*tls_global_dynamic_64): Ditto.
10627 (*tls_dynamic_gnu2_lea_32): Ditto.
10628 (*tls_dynamic_gnu2_lea_64): Ditto.
10629 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
10631 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10633 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
10634 redefine to be NULL if the current bit-size is different from the
10635 configured bit-size.
10637 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
10638 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
10639 set the default tuning. Add asserts to make sure the cpu and tune
10640 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
10641 test whether the index is set, instead of > 0.
10642 (rs6000_file_start): Do not reset the default cpu if the current
10643 bit-size is different from the configured bit-size.
10645 2012-03-09 Tristan Gingold <gingold@adacore.com>
10647 * config/vms/vms-crtlmap.map: Add comments.
10648 Add entries needed to build Ada RTS.
10650 2012-03-09 Tristan Gingold <gingold@adacore.com>
10652 * ginclude/stddef.h: Do not define __size_t on VMS.
10654 2012-03-09 Tristan Gingold <gingold@adacore.com>
10656 * c-tree.h (c_default_pointer_mode): New variable.
10657 * c-decl.c (c_default_pointer_mode): New variable.
10658 (c_build_pointer_type): New function.
10659 (grokdeclarator): Call c_build_pointer_type instead
10660 of build_pointer_type.
10662 * config/vms/vms-c.c: Include c-tree.h
10663 (saved_pointer_mode): New variable.
10664 (handle_pragma_pointer_size): New function.
10665 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
10666 (vms_c_register_pragma): Register __pointer_size and
10667 __required_pointer_size pragmas.
10669 2012-03-09 Tristan Gingold <gingold@adacore.com>
10671 * config/vms/vms-c.c (vms_construct_include_filename): New function.
10672 (vms_c_register_includes): Reference it.
10674 2012-03-09 Andrew Pinski <apinski@cavium.com>
10676 PR middle-end/51988
10677 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
10678 print_generic_expr.
10679 (tree_ssa_phiopt_worker): Go through all the PHIs for
10680 value_replacement instead of just the singleton one.
10681 (value_replacement): Change return type to int. Return 0 instead of
10683 Allow the middle basic block to contain more than just the defining
10685 Handle non empty middle basic blocks.
10686 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
10688 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
10690 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
10691 array reference and component reference.
10692 (analyze_scalar_evolution_for_address_of): New.
10694 2012-03-08 Jie Zhang <jzhang918@gmail.com>
10697 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
10698 (hwloop_pattern_reg): Fix set but not used warning.
10699 (bfin_reorg_loops): Remove unused parameter.
10700 (bfin_reorg): Update use of bfin_reorg_loops.
10702 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
10704 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
10705 with integer parameters in registers.
10706 (gen_push): Push register in word_mode instead of Pmode.
10707 (ix86_emit_save_regs): Likewise.
10708 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
10709 (gen_pop): Pop register in word_mode instead of Pmode.
10710 (ix86_emit_restore_regs_using_pop): Likewise.
10711 (ix86_expand_prologue): Replace Pmode with word_mode for push
10712 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
10713 restore RAX and R10 in word_mode.
10714 (ix86_emit_restore_regs_using_mov): Restore integer registers
10716 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
10718 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
10719 (ix86_split_long_move): Likewise.
10721 * config/i386/i386.md (W): New.
10722 (*push<mode>2_prologue): Replace :P with :W.
10723 (*pop<mode>1): Likewise.
10724 (*pop<mode>1_epilogue): Likewise.
10725 (push/pop peephole2): Use word_mode scratch registers.
10727 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10729 * config/i386/predicates.md (indirect_branch_operand): Simplify.
10731 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10733 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
10734 for constants in [-63,63].
10736 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10740 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10742 * config/i386/i386.c (ix86_print_operand_address): Only handle
10743 zero-extended DImode addresses.
10745 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10747 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
10748 * configure: Regenerate.
10750 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10753 * config/avr/avr.c (avr_mem_clobber): New static function.
10754 (avr_expand_delay_cycles): Add memory clobber operand to
10755 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
10756 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
10757 (enable_interrupt, disable_interrupt): New expander.
10758 (nopv, sleep, wdr): New expanders.
10759 (delay_cycles_1): Add memory clobber.
10760 (delay_cycles_2): Add memory clobber.
10761 (delay_cycles_3): Add memory clobber.
10762 (delay_cycles_4): Add memory clobber.
10763 (cli_sei): New insn from former "enable_interrupt",
10764 "disable_interrupt" with memory clobber.
10765 (*wdt): New insn from former "wdt" with memory clobber.
10766 (*nopv): Similar, but for "nopv".
10767 (*sleep): Similar, but for "sleep".
10769 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
10770 Kaz Kojima <kkojima@gcc.gnu.org>
10773 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
10774 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
10775 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10777 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10779 * config/i386/predicates.md (x86_64_zext_general_operand): New.
10780 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
10781 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
10783 2012-03-07 Walter Lee <walt@tilera.com>
10785 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
10786 REG_CFA_* notes for the stack pointer.
10787 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
10788 EH_RETURN_STACKADJ_RTX.
10789 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
10790 generate REG_CFA_* notes for the stack pointer.
10791 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
10792 by EH_RETURN_STACKADJ_RTX.
10794 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10796 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
10797 when __AVR_3_BYTE_PC__ is defined.
10799 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10801 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
10802 (ix86_print_operand): Handle '^'.
10803 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
10804 using P mode iterator. Add %^ to asm template to conditionally emit
10806 (*rep_movdi_rex64): Ditto.
10807 (*strsetdi_rex_1): Ditto.
10808 (*rep_stosdi_rex64): Ditto.
10809 (*strmov{si,hi,qi}_1): Add %^ to asm template to
10810 conditionally emit addr32 prefix.
10811 (*rep_mov{si,qi}): Ditto.
10812 (*strset{si,hi,qi}): Ditto.
10813 (*rep_stos{si,qi}): Ditto.
10814 (*cmpstrnqi_nz_1): Ditto.
10815 (*cmpstrnqi_1): Ditto.
10816 (*strlenqi_1): Ditto.
10818 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
10820 * config/i386/i386.c (function_value_64): Return pointers in
10821 word_mode instead of Pmode.
10822 (ix86_promote_function_mode): Likewise.
10824 2012-03-07 Richard Guenther <rguenther@suse.de>
10826 * coverage.c (get_gcov_type): Use type_for_mode.
10827 (get_gcov_unsigned_t): Likewise.
10828 * expr.c (store_constructor): Use type_for_mode.
10829 (try_casesi): Likewise.
10830 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
10831 (add_standard_iv_candidates): Use standard type trees.
10832 * dojump.c (do_jump): Remove dead code.
10834 2012-03-07 Richard Guenther <rguenther@suse.de>
10836 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
10838 2012-03-07 Richard Guenther <rguenther@suse.de>
10840 * convert.c (strip_float_extensions): Move ...
10841 * tree.c (strip_float_extensions): ... here.
10843 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10846 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
10848 2012-03-07 Richard Guenther <rguenther@suse.de>
10850 * omp-low.c (extract_omp_for_data): Use signed_type_for.
10851 (expand_omp_for_generic): Likewise.
10852 (expand_omp_for_static_nochunk): Likewise.
10853 (expand_omp_for_static_chunk): Likewise.
10854 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
10855 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
10856 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
10857 Use unsigned_type_for.
10858 (vect_create_cond_for_align_checks): Use signed_type_for.
10860 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
10862 PR rtl-optimization/52203
10863 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
10864 all callers to pass NULL except ...
10865 (reset_sched_cycles_in_current_ebb): ... here, save the value
10866 in new variable 'empty'. Increase issue_rate only for
10869 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
10872 * Makefile.in: Let install-gcc-ar depend on installdirs,
10873 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
10874 Don't double canonicalize if cross-compiling.
10876 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10879 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
10880 to: RAMPZ, RAMPY, RAMPX, RAMPD.
10881 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
10883 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10886 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
10888 * config/avr/avr.md (xload_8): Adjust insn length.
10890 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10893 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
10894 if RAMPZ affects reading from RAM.
10896 2012-03-07 Richard Guenther <rguenther@suse.de>
10900 * doc/invoke.texi (Precompiled Headers): Remove sentence that
10901 suggests you can include PCHs from inside another header.
10903 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
10905 PR middle-end/52515
10906 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
10908 2012-03-07 Kai Tietz <ktietz@redhat.com>
10910 * doc/invoke.texi (fwritable-relocated-rdata): Document
10911 new Cygwin/MinGW target option.
10912 * config/i386/winnt.c (i386_pe_unique_section): Ignore
10913 reloc if flag -fwritable-relocated-rdata is not set.
10914 (i386_pe_section_type_flags): Likewise.
10915 * config/i386/cygming.opt (fwritable-relocated-rdata):
10916 Add new flag variable flag_writable_rel_rdata.
10918 2012-03-07 Richard Guenther <rguenther@suse.de>
10920 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
10921 precision against gimple constraints.
10923 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
10925 PR middle-end/52372
10926 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
10928 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
10929 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
10931 (init_emit_regs): Move associated initialization to...
10932 (init_emit_once): ...here.
10934 2012-03-06 Richard Henderson <rth@redhat.com>
10936 * config/m68k/m68k.h (ISA_HAS_TAS): New.
10937 * config/m68k/sync.md (atomic_test_and_set): Use it.
10938 (atomic_test_and_set_1): Likewise.
10940 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10943 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
10944 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
10945 (vector_ltgt<mode>): Likewise.
10946 (vector_ordered<mode>): Likewise.
10947 (vector_unordered<mode>): Likewise.
10948 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
10950 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
10952 * trans-mem.c: New typedef for tm_region_p.
10953 Define vector types for tm_region_p.
10954 (tm_region_init): Replace region_worklist to a vector called
10957 2012-03-06 Richard Guenther <rguenther@suse.de>
10959 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
10960 MEM_REF with constant pointer operand.
10962 2012-03-06 Richard Guenther <rguenther@suse.de>
10964 PR middle-end/52493
10965 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
10967 2012-03-06 Tristan Gingold <gingold@adacore.com>
10969 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
10970 (external_model_kind): Improve documentation.
10971 (vms_pragma_extern_model): Handle relaxed_redef.
10972 (vms_c_register_pragma): Allow expansion for nomember_alignment.
10974 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
10976 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
10977 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
10978 Some more notes on EIND usage and reorder EIND subsection.
10980 2012-03-06 Tristan Gingold <gingold@adacore.com>
10982 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
10983 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
10985 2012-03-06 Tristan Gingold <gingold@adacore.com>
10987 * config/vms/t-vmsnative (version): Define.
10988 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
10990 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
10992 PR rtl-optimization/52250
10993 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
10994 to put note list into. Unconditionally call move_bb_info.
10995 (move_bb_info): Do not assert the blocks being in the same region,
10996 just drop the note list if they are not.
10998 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11001 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11002 and use unified expansion logic.
11003 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11004 closer to the existing movt insn.
11005 (negc): Rename insn to *negc. Add new expander.
11006 (movnegt): Use xor pattern for T bit negation. Reserve helper
11007 constant for negc pattern.
11008 (*movnegt): New insn and splitter.
11010 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11012 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11015 2012-03-05 Richard Henderson <rth@redhat.com>
11017 * genemit.c (main): Include "target.h" in insn-emit.c.
11018 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11019 * config/sh/sync.md (atomic_test_and_set): Reference
11020 targetm.atomic_test_and_set_trueval instead of
11021 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11023 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11025 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11028 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11030 * langhooks.c (add_builtin_type): New function.
11031 * langhooks.h (add_builtin_type): Export it.
11032 * config/mep/mep.c (mep_init_builtins): Use it.
11033 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11035 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11038 * tree.h (BLOCK_SAME_RANGE): Define.
11039 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11040 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11041 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11042 isn't equal to supercontext fragment's fragment chain.
11043 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11045 (blocks_nreverse_all): Likewise.
11046 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11047 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11048 supercontext fragment's fragment origin.
11049 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11050 range as its parent (or parents thereof etc.), use the parent's
11051 DW_AT_ranges value instead of creating a new .debug_ranges range.
11053 2012-03-05 Richard Henderson <rth@redhat.com>
11056 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11057 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11058 BIGGEST_ALIGNMENT is aligned.
11060 2012-03-05 Richard Henderson <rth@redhat.com>
11062 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11063 * config/sh/sh.c: ... here.
11065 2012-03-05 Richard Henderson <rth@redhat.com>
11068 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11069 instead of calling negqi2 directly.
11071 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11073 PR middle-end/52463
11074 * trans-mem.c (tm_region_init): Use last_basic_block.
11076 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11078 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11079 * config/sh/sync.md (atomic_test_and_set): New expander.
11080 (tasb, atomic_test_and_set_soft): New insns.
11081 * config/sh/sh.opt (menable-tas): New option.
11082 * doc/invoke.texi (SH Options): Document it.
11084 2012-03-05 Richard Guenther <rguenther@suse.de>
11086 * cfgloop.c (verify_loop_structure): Verify dominators before
11088 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11089 dominators from here.
11090 * graphite-scop-detection.c (create_sese_edges): Likewise.
11091 * loop-doloop.c (doloop_optimize_loops): Likewise.
11092 * loop-init.c (loop_optimizer_init): Likewise.
11093 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11094 * loop-unswitch.c (unswitch_loops): Likewise.
11095 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11096 * tree-parloops.c (parallelize_loops): Likewise. Verify
11097 only when checking is enabled.
11098 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11100 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11102 * genautomata.c (parse_automata_opt): New static function.
11103 (initiate_automaton_gen): Remove all option handling code. Remove
11104 argc argument. All callers changed.
11105 (main): Call init_rtx_reader_args_cb with the new function as argument.
11107 2012-03-05 Richard Guenther <rguenther@suse.de>
11109 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11110 * tree-if-conv.c (combine_blocks): Free post-dominator info
11112 * tree-parloops.c (create_parallel_loop): Free and re-compute
11113 dominator info after breaking it.
11115 2012-03-05 Richard Guenther <rguenther@suse.de>
11117 PR middle-end/52353
11118 * optabs.h (trapv_unoptab_p): New function.
11119 (trapv_binoptab_p): Likewise.
11120 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11121 a proper equiv_may_trap argument.
11122 (expand_unop): Likewise.
11123 (emit_libcall_block_1): Take extra argument whether the
11124 instruction may trap. Renamed from ...
11125 (emit_libcall_block): ... this. New wrapper.
11127 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11129 PR tree-optimization/51721
11130 * tree-vrp.c (register_edge_assert_for_2): If comparing
11131 lhs of right shift by constant with an integer constant,
11132 add ASSERT_EXPRs for the rhs1 of the right shift.
11134 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11136 2012-03-05 Richard Guenther <rguenther@suse.de>
11138 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11139 (integer_onep): Likewise.
11140 (integer_all_onesp): Likewise.
11142 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11144 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11146 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11148 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11149 instead of TARGET_64BIT.
11151 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11153 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11156 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11158 * config/i386/i386.c (ix86_print_operand_address): Only handle
11159 zero-extended DImode addresses.
11161 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11163 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11164 taken and cputaken as bool.
11166 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11168 * config/i386/constraints.md (Ya): New internal constraint.
11169 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11170 (*zero_extendsidi2_rex64): Add x,x alternative.
11171 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11172 Remove flags reg clobber. Adjust corresponding splits.
11173 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11174 zero_extendqisi2 expanders using SWI12 mode iterator.
11175 (zero_extend<mode>si2_and): Macroize insn from
11176 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11178 (*zero_extend<mode>si2): Macroize insn from
11179 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11180 (*zero_extend*2_movzbl_and): Remove insn patterns.
11181 (zero_extendqihi2_and): Merge corresponding splitter.
11182 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11183 (*zero_extend*2_movzbl_and): Remove insn patterns.
11184 (*anddi_1): Split TYPE_IMOVX instructions.
11185 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11187 (and->zext splitter): Add splitter pattern.
11188 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11190 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11192 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11194 (Debugging Options): Likewise.
11195 (Optimize Options): Likewise.
11196 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11197 with other architectures. Use official processor names with correct
11198 spelling/capitalization. Fix formatting and grammar issues.
11199 (i386 and x86-64 Windows Options): Similar cleanup here.
11201 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11203 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11205 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11207 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11208 DBX_REGISTER_NUMBER.
11210 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11212 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11213 operand is CONST_INT. Take COSTS_N_INSNS into account.
11214 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11217 2012-03-02 Richard Henderson <rth@redhat.com>
11219 * optabs.c (expand_atomic_test_and_set): Honor
11220 atomic_test_and_set_trueval even when atomic_test_and_set
11221 optab is not in use.
11223 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11227 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11228 GENERAL_REGS and FP_REGS for SImode.
11230 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11233 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11234 (absdi2): New expander.
11235 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11237 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11239 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11240 (atomic_exchange<mode>_soft): New insn.
11242 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11244 * config/sh/sync.md: Update copyright notice dates.
11245 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11247 (atomic_compare_and_swap<mode>_soft): Likewise.
11249 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11252 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11253 * config/sh/sh.c: Update copyright notice dates.
11254 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11255 alignment for TARGET_HARD_SH4.
11256 (sh_option_override): Reduce default function alignment. Set
11257 loop alignment to 4 bytes when not optimizing for size.
11259 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11261 PR middle-end/50335
11262 * doc/invoke.texi (floop-flatten): Remove.
11263 * toplev.c (process_options): Remove references to flag_loop_flatten.
11264 * tree-ssa-loop.c (gate_graphite_transform): Same.
11265 * common.opt (floop-flatten): Obsolete.
11266 * graphite-poly.c (apply_poly_transforms): Remove reference to
11268 * Makefile.in (graphite-flattening.o): Remove.
11269 * graphite-flattening.c: Remove.
11271 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11273 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11274 having mode compatible with the mode of previous compare. Substitute
11275 compare mode of previous compare with the mode, compatible
11276 with eliminated and previous compare.
11278 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11280 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11282 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11284 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11285 compatible with CCGOCmode and CCGCmode.
11287 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11289 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11291 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11293 * config/arm/arm.c (arm_sat_operator_match): New function.
11294 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11295 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11296 ("SAT", "SATrev"): New code iterators.
11297 ("SATlo", "SAThi"): New code iterator attributes.
11298 ("*satsi_<SAT:code>"): New pattern.
11299 ("*satsi_<SAT:code>_shift"): Likewise.
11300 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11301 and "shift" attributes.
11302 ("arm_usatsihi"): Add "insn" attribute.
11303 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11304 by powers of two. Do not allow shift by 32.
11306 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11309 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11310 to pass the argument in the register of "natural" mode.
11312 2012-03-02 Richard Guenther <rguenther@suse.de>
11314 PR tree-optimization/52406
11315 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11316 (struct indices): Add unconstrained_base member.
11317 (struct dr_alias): Remove unused vops member.
11318 (DR_UNCONSTRAINED_BASE): New define.
11319 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11320 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11321 be an artificial access that covers the whole indexed object,
11322 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11323 plain decl base-objects to their MEM_REF variant.
11324 (dr_may_alias_p): When the base-object of either data reference
11325 has unknown size use only points-to information.
11326 (compute_affine_dependence): Make dumps easier to read and
11328 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11329 DR_REF when looking for packed references.
11330 (vect_supportable_dr_alignment): Likewise.
11332 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11334 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11335 Improve conditions for peepholes of loads followed by commutative
11337 * config/arm/ldmstm.md: Regenerated.
11339 2012-03-02 Richard Guenther <rguenther@suse.de>
11341 * BASE-VER: Set to 4.8.0.
11343 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11345 * config.gcc (obsolete): Add all ARM targets using the FPA.
11346 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11347 * doc/install.texi: Avoid references to obsolete ARM ports.
11349 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11351 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11353 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11354 Joern Rennecke <joern.rennecke@embecosm.com>
11356 * doc/extend.texi: Expand and update information on interrupt
11357 attribute for Epiphany.
11359 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11361 * config/sh/sh-protos.h: Update copyright notice dates.
11362 * config/sh/sh.h: Likewise.
11363 * config/sh/sh.md: Likewise.
11364 * config/sh/constraints.md: Likewise.
11365 * config/sh/predicates.md: Likewise.
11367 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11369 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11370 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11372 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11374 * config/sh/constraints.md: Fix comment typo.
11376 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11379 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11380 unsigned HOST_WIDE_INT.
11381 (zvdep_imm64): Likewise.
11382 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11383 (vdepi_and): Likewise.
11384 Likewise for unamed 64-bit patterns.
11385 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11387 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11390 PR rtl-optimization/52417
11391 * cselib.c (cselib_any_perm_equivs): New variable.
11392 (cselib_reset_table): Check that it's not set when not
11393 preserving constants.
11394 (cselib_add_permanent_equiv): Set it.
11395 (cselib_have_permanent_equivalences): New.
11396 (cselib_init, cselib_finish): Reset it.
11397 * cselib.h (cselib_have_permanent_equivalences): Declare.
11398 * alias.c (get_addr): Restore earlier behavior when there
11399 aren't permanent equivalences.
11401 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11403 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11404 * config/v850/v850-modes.def: Fix copyright notice.
11406 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11408 * doc/extend.texi (AVR Built-in Functions): Document
11409 __builtin_avr_flash_segment.
11411 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11412 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11413 (*split.flash_segment): New insn-and-split.
11414 * config/avr/avr.c (avr_init_builtins): Add local variables:
11415 const_memx_void_node, const_memx_ptr_type_node,
11416 char_ftype_const_memx_ptr.
11418 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11420 PR tree-optimization/52445
11421 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11422 add ssa_name_ver, offset and size fields and change store field
11424 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11425 (add_or_mark_expr): Likewise. Only consider previous stores
11426 with the same size and offset.
11427 (nt_init_block): Only look at gimple_assign_single_p stmts,
11428 doesn't look at rhs2.
11430 2012-03-01 Richard Guenther <rguenther@suse.de>
11432 PR middle-end/52443
11433 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11434 conversions from integral types to pointer types.
11436 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11438 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11439 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11440 unintentionally removed in r184616.
11442 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11444 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11447 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11448 Uros Bizjak <ubizjak@gmail.com>
11451 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11452 alternatives, add "e" constraint to the new last alternative
11453 and ! to last 3 alternatives.
11455 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11457 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11458 DW_AT_artificial attributes at the end of the processing.
11459 (gen_array_type_die): Likewise.
11460 (gen_enumeration_type_die): Likewise.
11461 (gen_struct_or_union_type_die): Likewise.
11462 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11465 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11467 PR middle-end/52419
11468 * expr.c (expand_assignment): If doing misaligned store that doesn't
11469 cover all mode bits, perform a RMW cycle.
11471 PR tree-optimization/52429
11472 * tree-parloops.c (separate_decls_in_region_debug): Return early
11473 if var is LABEL_DECL.
11475 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11477 PR tree-optimization/52424
11478 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11479 calling dom_thread_across_edge.
11481 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11483 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11485 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11487 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11488 * config/avr/avr.c (avr_output_bld): Remove unused function.
11489 (avr_out_sbxx_branch): Use "%T" to print bit position.
11491 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11493 * config/avr/avr.md: Untabify.
11495 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11497 * config/avr/avr.md (eqne): New code iterator.
11498 (*dec-and-branchsi): Use it in text peephole's condition.
11499 (*dec-and-branchhi): Ditto.
11500 (*dec-and-branchqi): Ditto.
11502 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11505 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11506 the device does not have the skip-bug.
11508 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11510 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11511 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11512 -mpretend-cmove): New.
11514 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11517 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11518 doesn't count DEBUG_INSN refs.
11519 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11520 for DEBUG_INSN refs.
11522 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11526 2012-02-20 Richard Guenther <rguenther@suse.de>
11527 PR tree-optimization/52298
11528 * tree-vect-stmts.c (vectorizable_load): Properly use
11529 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11531 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11533 PR middle-end/51752
11534 * gimple.h (gimple_in_transaction): New.
11535 (gimple_set_in_transaction): New.
11536 (struct gimple_statement_base): Add in_transaction field.
11537 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11539 (tree_ssa_lim_initialize): Compute transaction bits.
11540 * tree.h (compute_transaction_bits): Protoize.
11541 * trans-mem.c (tm_region_init): Use the heap to store BB
11543 (compute_transaction_bits): New.
11545 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11547 * gcc.c (display_help): Document --help=common and sort entries
11550 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11552 * doc/install.texi: Document check-$LANG specific shortcuts
11554 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11557 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11559 * config/arm/arm_neon.h: Regenerate.
11560 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11561 (neon_vcgeu): New insn.
11562 (neon_vcgtu): Likewise.
11563 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11564 (ops): Unsigned comparison intrinsics call a different builtin.
11566 2012-02-28 Richard Guenther <rguenther@suse.de>
11569 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11570 ordering for the VEC_CONCAT for two element vectors for
11571 V2SFmode, V2SImode and V2DImode.
11573 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11576 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11577 detecting big-endian triplets.
11579 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11581 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11582 mode if there is no type information available.
11584 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11586 PR tree-optimization/53207
11587 * doc/invoke.texi: Document as experimental and relying on graphite.
11589 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11591 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11592 of initializer to changes from r184614.
11594 2012-02-28 Richard Guenther <rguenther@suse.de>
11596 PR tree-optimization/52395
11597 * tree-sra.c (build_ref_for_offset): Also look at the base
11598 TYPE_ALIGN when figuring out the alignment of the replacement.
11600 2012-02-28 Richard Guenther <rguenther@suse.de>
11602 PR tree-optimization/52402
11603 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11604 mis-aligned types when creating the accesses at the call site.
11606 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11608 * config/avr/builtins.def: New file.
11609 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11610 * config/avr/avr.c (enum avr_builtin_id): Use it.
11611 (avr_init_builtins): Use it. And use avr_bdesc.
11612 (bdesc_1arg): Remove.
11613 (bdesc_2arg): Remove.
11614 (bdesc_3arg): Remove.
11615 (struct avr_builtin_description): Add field n_args.
11616 (avr_bdesc): New static variable using builtins.def.
11617 (avr_expand_builtin): Use it.
11618 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11619 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11620 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11622 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11625 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11626 match only one single hard register with respective hard reg rtx.
11627 (movmemx_<mode>): Ditto.
11628 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11629 insn anatomy of movmem[x]_<mode>.
11630 (avr_out_movmem): Same for printing assembler and operand usage.
11632 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11636 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
11637 address spaces located outside of device flash.
11639 * config/avr/avr.h (base_arch_s): Remove field n_segments.
11640 (mcu_type_s): Add field n_flash.
11641 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
11642 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
11643 (AVR_MCU): Add N_FLASH argument.
11644 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
11645 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
11646 macro __FLASH<n> if that address space makes sense for the device.
11647 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
11648 outside of target flash.
11649 (avr_asm_named_section): Ditto.
11650 (avr_asm_select_section): Ditto.
11651 (avr_addr_space_convert): Ditto.
11652 (avr_emit_movmemhi): Ditto.
11653 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
11654 address space is outside of device flash.
11655 (avr_insert_attributes): Ditto.
11656 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
11657 avr_current_arch->n_segments.
11659 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
11662 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
11663 (*movabs<mode>_2): Likewise.
11665 2012-02-27 Jakub Jelinek <jakub@redhat.com>
11668 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
11669 s_register_operand in the test instead of REG_P. Don't call
11670 gen_reg_rtx if it won't be used.
11672 PR tree-optimization/52376
11673 * ipa-split.c (split_function): Ignore CLOBBER stmts.
11675 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
11677 * ifcvt.c (noce_get_condition): Check condition variable is not
11678 small_register_classes_for_mode_p before accepting.
11680 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
11684 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11687 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11688 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11690 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11692 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
11694 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
11696 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
11698 * config/sh/predicates.md: Remove blank lines.
11699 * config/sh/sh.c: Fix typos in comments.
11700 * config/sh/constraints.md: Likewise.
11701 * config/sh/sh.md: Remove blank lines.
11702 Fix typos in comments. Use ;; as comment characters.
11704 2012-02-26 Walter Lee <walt@tilera.com>
11706 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
11707 (replace_mov_pcrel_step2): Ditto.
11709 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
11712 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
11713 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
11714 and locs that reference values newer than the non-canonical value
11715 at hand. Return the canonical value as a worst case.
11716 (memrefs_conflict_p): Walk canonical value's locs.
11719 * cselib.c (preserve_only_constants): Rename to...
11720 (preserve_constants_and_equivs): ... this. Split out...
11721 (invariant_or_equiv_p): ... this. Preserve plus expressions
11722 of other preserved expressions too.
11723 (cselib_reset_table): Adjust.
11724 * var-tracking.c (reverse_op): Use canonical value to build
11727 2012-02-23 Kai Tietz <ktietz@redhat.com>
11729 * config/i386/i386.c (ix86_delegitimize_address): Handle
11730 UNSPEC_PCREL plus displacement.
11732 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
11735 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
11736 to test for unusedness in st X addressing.
11738 2012-02-24 Richard Guenther <rguenther@suse.de>
11740 PR middle-end/52361
11741 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
11742 (is_gimple_reg_type): Move inline ...
11743 * gimple.h (is_gimple_reg_type): ... here.
11745 2012-02-24 Richard Guenther <rguenther@suse.de>
11747 PR middle-end/52361
11748 * passes.c (execute_function_todo): When verifying SSA form
11749 verify gimple form first.
11750 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
11752 2012-02-24 Richard Guenther <rguenther@suse.de>
11754 PR middle-end/52355
11755 * fold-const.c (fold_addr_of_array_ref_difference): New function.
11756 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
11758 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11760 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
11762 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11764 * tree-phinodes.c (make_phi_node): Mark static.
11765 * tree-flow.h (make_phi_node): Remove extern decl.
11766 * doc/gimple.texi (make_phi_node): Remove documentation.
11768 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11770 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
11771 * tree-ssa-sccvn.c (print_scc): Ditto.
11773 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11775 * doc/passes.texi (Full redundancy elimination): Fix typo.
11777 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11779 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
11781 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
11784 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
11786 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
11789 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
11791 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
11793 * config/avr/avr.md (code_stdname): Add ior, xor.
11794 (xior): New code iterator.
11795 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
11796 (*<code_stdname><mode>qi.byte1-3): Ditto.
11798 2012-02-23 Jakub Jelinek <jakub@redhat.com>
11800 PR tree-optimization/52019
11801 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
11804 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11806 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
11807 HAVE_INITFINI_ARRAY to work around namespace pollution in
11808 certain versions of newlib system headers.
11809 * config.in: Regenerate.
11810 * configure: Regenerate.
11811 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
11812 instead of HAVE_INITFINI_ARRAY.
11814 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
11817 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
11818 is not offsettable memory reference.
11820 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11823 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
11824 setting avr_need_clear_bss_p for __gnu_lto* symbols.
11826 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11828 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
11829 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
11831 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11833 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
11834 library on Solaris 8 even without TLS support.
11835 * configure: Regenerate.
11837 2012-02-22 Richard Guenther <rguenther@suse.de>
11839 PR middle-end/52329
11840 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
11841 for GIMPLE_DEBUG stmts.
11843 2012-02-22 Martin Jambor <mjambor@suse.cz>
11845 PR middle-end/51782
11846 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
11847 according to the base object.
11849 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11851 PR rtl-optimization/50063
11852 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
11853 and 2 (8-bit SP) in operand 2.
11854 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
11855 setup to use movhi_sp_r instead of vanilla move to write SP.
11856 Adjust REG_CFA notes to superseed unspec.
11857 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
11859 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
11860 known to be off) only with TARGET_NO_INTERRUPTS. Never use
11861 irq_state 1 (IRQ known to be on) here.
11863 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
11865 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
11867 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
11868 assign_hard_reg): Likewise.
11870 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11872 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
11874 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11876 * config/avr/avr.md
11877 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
11878 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
11880 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11882 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
11883 prototype from here to...
11884 * config/avr/avr.h: ...here.
11886 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
11889 * thumb2.md (thumb2_shiftsi3_short): Split register and
11890 immediate shifts. For register shifts tie operands 0 and 1.
11891 (peephole2 for above): Check that register-controlled shifts
11892 have suitably tied operands.
11894 2012-02-21 Quentin Neill <quentin.neill@amd.com>
11897 * config/i386/bdver1.md (bdver1_call, bdver1_push,
11898 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
11899 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
11900 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
11901 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
11902 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
11903 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
11904 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
11905 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
11906 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
11907 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
11908 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
11909 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
11910 bdver1_ssevector_avx256_unaligned_load,
11911 bdver1_ssevector_sse128_unaligned_load,
11912 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
11913 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
11914 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
11915 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
11916 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
11917 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
11918 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
11919 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
11920 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
11921 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
11922 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
11923 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
11924 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
11925 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
11926 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
11927 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
11928 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
11929 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
11930 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
11931 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
11932 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
11933 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
11934 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
11935 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
11936 bdver1_ssediv_double_load, bdver1_ssediv_double,
11937 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
11938 Add "bdver2" attribute.
11940 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11942 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
11943 default if possible and not specified otherwise.
11945 2012-02-21 Richard Guenther <rguenther@suse.de>
11947 PR middle-end/52314
11948 * gimplify.c (create_tmp_from_val): Use the main variant type
11949 for the type of the temporary we create.
11951 2012-02-21 Richard Guenther <rguenther@suse.de>
11953 PR tree-optimization/52324
11954 * gimplify.c (gimplify_expr): When re-gimplifying expressions
11955 do not gimplify a MEM_REF address operand if it is already
11958 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11960 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
11961 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
11963 2012-02-21 Richard Guenther <rguenther@suse.de>
11965 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
11966 nested_in_vect_loop.
11968 2012-02-21 Jakub Jelinek <jakub@redhat.com>
11970 PR tree-optimization/52318
11971 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
11972 vdef also to non-pure/const call stmts in the sequence.
11974 2012-02-21 Tristan Gingold <gingold@adacore.com>
11976 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
11978 2012-02-20 David S. Miller <davem@davemloft.net>
11980 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
11981 don't use the "rd %pc" instruction on v9 for PIC register loads.
11983 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
11985 PR middle-end/52141
11986 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
11987 in a transaction safe function.
11989 2012-02-20 Kai Tietz <ktietz@redhat.com>
11992 * stor-layout.c (place_field): Handle desired_align for
11995 2012-02-20 Richard Guenther <rguenther@suse.de>
11997 PR tree-optimization/52298
11998 * tree-vect-stmts.c (vectorizable_store): Properly use
11999 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12001 (vectorizable_load): Likewise.
12002 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12003 Access DR_STEP after ensuring it is not NULL.
12005 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12007 PR tree-optimization/52286
12008 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12009 optimization use double_int_to_tree instead of build_int_cst_wide,
12010 rewrite to use double_int vars.
12012 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12015 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12017 Remove -e 0 from $gcc_cv_ld invocation.
12018 Only use __GLIBC_PREREQ if defined.
12019 Enable on Solaris since Solaris 8 patch.
12020 (gcc_SUN_LD_VERSION): New macro.
12021 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12022 gcc_SUN_LD_VERSION for version number format.
12023 * configure: Regenerate.
12024 * varasm.c (get_elf_initfini_array_priority_section): Set
12025 SECTION_NOTYPE for non-default priority.
12026 Use get_section instead of get_unnamed_section to emit
12027 .init_array/.fini_array with default priority.
12029 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12031 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12032 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12033 (mips_start_unique_function, mips_output_mips16_rdhwr)
12034 (mips_code_end): New functions.
12035 (TARGET_ASM_CODE_END): Define.
12037 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12039 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12040 to stubs with non-sibling calls.
12042 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12044 * doc/invoke.texi (-fira-* options): Copy-edit.
12045 (ira-* parameters): Copy-edit.
12047 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12049 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12050 GCC coding conventions.
12052 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12054 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12055 when used as adjectives.
12057 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12059 * doc/invoke.texi: Clean up "that"/"which" confusion.
12061 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12063 * system.h: Poison SMALL_REGISTER_CLASSES
12064 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12065 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12067 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12069 PR tree-optimization/52285
12070 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12071 when deciding if a call is a tail call or tail recursion.
12073 2012-02-16 Kai Tietz <ktietz@redhat.com>
12075 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12076 interger-constant displacement for UNSPEC_PCREL.
12078 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12080 PR rtl-optimization/52208
12081 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12082 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12084 PR tree-optimization/52255
12085 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12086 loop->header has virtual PHI, but exit_e->dest doesn't, add
12087 virtual PHI to exit_e->dest and adjust all uses after the loop.
12090 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12091 children with clone_tree_hash, not after it.
12093 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12095 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12096 extended identifiers.
12098 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12100 PR middle-end/51929
12101 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12102 a same_body_alias, also test whether e->callee isn't a former
12103 or current clone of the decl this is a same body alias of.
12105 PR translation/52264
12106 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12108 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12110 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12112 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12115 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12116 force_reg instead of copy_to_reg for better optimization. Force
12117 non-register or memory operands into a register.
12119 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12121 * extend.texi: Reserve upper bits of memory model for future use.
12123 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12124 Anatoly Sokolov <aesok@post.ru>
12125 Eric Weddington <eric.weddington@atmel.com>
12128 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12129 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12130 Rewrite initializers for .macro.
12131 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12132 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12133 atxmega32d4, atxmega32x1.
12134 avrxmega4: atxmega64a3, atxmega64d3.
12135 avrxmega5: atxmega64a1, atxmega64a1u.
12136 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12137 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12138 avrxmega7: atxmega128a1, atxmega128a1u.
12139 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12140 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12141 (struct base_arch_s): Rename reserved to xmega_p.
12142 Rename reserved2 to have_rampd.
12143 (AVR_XMEGA): New define.
12144 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12145 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12146 * config/avr/predicates.md (io_address_operand): Take into
12147 account SFR offset.
12148 (low_io_address_operand): Ditto.
12149 (high_io_address_operand): Ditto.
12150 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12151 (enabled, movhi_sp_r): Use them.
12152 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12153 cpp_define_formatted to built-in define __AVR_ARCH__.
12154 (__AVR_XMEGA__): New built-in define.
12155 (__AVR_HAVE_RAMPD__): New built-in define.
12156 (__AVR_HAVE_RAMPX__): New built-in define.
12157 (__AVR_HAVE_RAMPY__): New built-in define.
12158 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12160 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12161 (avr_option_override): Initialize them.
12162 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12163 (avr_init_expanders): Initialize them. No more block several calls.
12164 (emit_push_sfr): New static function.
12165 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12167 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12168 (avr_print_operand): Print addreeses as symbols for
12169 RAMPX, RAMPY, RAMPD, CCP.
12170 (output_movhi): Handle AVR_XMEGA when writing to SP.
12171 (avr_out_movhi_mr_r_xmega): New static function.
12172 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12173 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12174 __RAMPD__, __CCP__ as needed.
12176 * config/avr/multilib.h: Regenerate.
12177 * config/avr/t-multilib: Regenerate.
12178 * config/avr/avr-tables.opt: Regenerate.
12180 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12182 PR tree-optimization/50561
12183 * graphite-flattening.c (lst_project_loop): Do not
12184 remove old scattering dimensions after flattening.
12185 (lst_do_flatten): Likewise.
12187 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12189 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12190 __builtin_avr_map8, __builtin_avr_map16.
12191 Document __builtin_avr_insert_bits.
12193 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12194 (insert_bits): New insn.
12195 (adjust_len.map_bits): Rename to insert_bits.
12196 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12197 * avr-protos.h (avr_out_map_bits): Remove.
12198 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12199 * config/avr/constraints.md (Cxf,C0f): New.
12200 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12201 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12202 New built-in define __BUILTIN_AVR_INSERT_BITS.
12203 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12204 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12205 (avr_move_bits): Rewrite.
12206 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12208 (avr_map_op_t): New typedef.
12209 (avr_map_op): New static variable.
12210 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12211 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12212 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12213 (bdesc_3arg, avr_expand_triop_builtin): New.
12214 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12215 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12216 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12217 (avr_map_equal_p, avr_map_sig_p): Remove.
12218 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12219 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12220 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12221 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12222 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12223 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12225 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12227 * config/c6x/c6x.md (reserve_cycles): New attribute.
12228 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12229 don't reserve functional units after the branch occurs.
12231 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12233 PR middle-end/52142
12234 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12235 functions into non-tm_pure functions.
12237 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12240 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12241 (iterative_hash_canonical_type): Likewise.
12242 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12245 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12247 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12248 sched-group insn, it either remains alone or the entire list is pruned.
12250 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12252 * doc/install.texi (Prerequisites): Fix grammar.
12253 (Configuration): Likewise.
12255 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12257 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12258 MPC as part of GCC before describing configuring with --with-gmp etc.
12259 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12260 sources are present.
12262 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12265 * dwarf2out.c (clone_tree_hash): New function.
12266 (copy_decls_walk): Use it instead of clone_tree.
12268 2012-02-14 Richard Guenther <rguenther@suse.de>
12270 PR tree-optimization/52244
12271 PR tree-optimization/51528
12272 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12273 replacements for integral types.
12275 2012-02-14 Walter Lee <walt@tilera.com>
12277 * config.gcc: Handle tilegx and tilepro.
12278 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12279 tilegx and tilepro.
12280 Add HAVE_AS_TLS check for tilegx and tilepro.
12281 * configure: Regenerate.
12282 * doc/contrib.texi: Add Mat Hostetter and self.
12283 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12284 Document instruction intrinsics and network accessing intrinsics.
12285 (TILEPro Built-in Functions): New node. Document instruction
12286 intrinsics and network accessing intrinsics.
12287 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12288 (Specific, tilepro-*-linux*): Likewise.
12289 * doc/invoke.texi (TILE-Gx Options): New section.
12290 (TILEPro Options): New section.
12291 * doc/md.texi (TILE-Gx): New section.
12292 (TILEPro): New section.
12293 * common/config/tilegx/tilegx-common.c: New file.
12294 * common/config/tilepro/tilepro-common.c: New file.
12295 * config/tilegx/constraints.md: New file.
12296 * config/tilegx/linux.h: New file.
12297 * config/tilegx/mul-tables.c: New file.
12298 * config/tilegx/predicates.md: New file.
12299 * config/tilegx/sync.md: New file.
12300 * config/tilegx/t-tilegx: New file.
12301 * config/tilegx/tilegx-builtins.h: New file.
12302 * config/tilegx/tilegx-c.c: New file.
12303 * config/tilegx/tilegx-generic.md: New file.
12304 * config/tilegx/tilegx-modes.def: New file.
12305 * config/tilegx/tilegx-multiply.h: New file.
12306 * config/tilegx/tilegx-protos.h: New file.
12307 * config/tilegx/tilegx.c: New file.
12308 * config/tilegx/tilegx.h: New file.
12309 * config/tilegx/tilegx.md: New file.
12310 * config/tilegx/tilegx.opt: New file.
12311 * config/tilepro/constraints.md: New file.
12312 * config/tilepro/gen-mul-tables.cc: New file.
12313 * config/tilepro/linux.h: New file.
12314 * config/tilepro/mul-tables.c: New file.
12315 * config/tilepro/predicates.md: New file.
12316 * config/tilepro/t-tilepro: New file.
12317 * config/tilepro/tilepro-builtins.h: New file.
12318 * config/tilepro/tilepro-c.c: New file.
12319 * config/tilepro/tilepro-generic.md: New file.
12320 * config/tilepro/tilepro-modes.def: New file.
12321 * config/tilepro/tilepro-multiply.h: New file.
12322 * config/tilepro/tilepro-protos.h: New file.
12323 * config/tilepro/tilepro.c: New file.
12324 * config/tilepro/tilepro.h: New file.
12325 * config/tilepro/tilepro.md: New file.
12326 * config/tilepro/tilepro.opt: New file.
12328 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12330 PR tree-optimization/52210
12331 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12332 vect_model_simple_cost with two entry vect_def_type array instead
12333 of an address of dt.
12335 2012-02-14 Richard Guenther <rguenther@suse.de>
12338 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12339 Do not stream DECL_QUALIFIER.
12340 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12341 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12342 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12344 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12347 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12350 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12353 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12354 * cselib.c (cselib_subst_to_values_from_insn): New function.
12355 * sched-deps.c (add_insn_mem_dependence,
12356 sched_analyze_1, sched_analyze_2): Use it.
12358 2012-02-13 Jan Hubicka <jh@suse.cz>
12360 PR middle-end/52214
12361 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12363 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12365 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12366 (GTM_SELF_SPECS): Define if not already defined.
12367 (driver_self_specs): Add GTM_SELF_SPECS.
12368 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12369 (GTM_SELF_SPECS): Define.
12370 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12371 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12373 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12375 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12378 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12380 PR middle-end/52230
12381 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12382 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12384 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12387 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12389 2012-02-13 Richard Guenther <rguenther@suse.de>
12391 PR translation/52211
12392 * passes.c (enable_disable_pass): Fix typo.
12394 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12396 PR middle-end/52209
12397 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12398 XOR for reduce_bit_field if type is unsigned.
12400 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12402 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12403 disallow changes from SFmode to mode with different size in FP regs.
12405 2012-02-12 Robert Millan <rmh@gnu.org>
12406 Gerald Pfeifer <gerald@pfeifer.com>
12408 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12411 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12413 PR rtl-optimization/52175
12414 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12415 to frame-related instructions.
12417 2012-02-10 Jason Merrill <jason@redhat.com>
12420 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12421 (demangle_new_symbols): Fill it.
12422 (scan_linker_output): Walk it.
12423 (start_tweaking): Split out from scan_linker_output.
12424 (maybe_tweak): Update sym->chosen.
12425 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12427 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12430 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12432 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12434 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12435 having the same mode as previous compare.
12437 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12439 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12440 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12441 (nonlocal_goto_internal): Likewise.
12442 (nonlocal_goto): Emit a use and an indirect jump directly.
12444 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12447 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12448 __atomic_{is,always}_lock_free.
12450 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12453 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12454 negative constant address for TARGET_X32.
12456 2012-02-10 Richard Henderson <rth@redhat.com>
12458 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12459 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12460 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12462 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12463 Ira Rosen <irar@il.ibm.com>
12465 PR tree-optimization/50031
12466 * targhooks.c (default_builtin_vectorization_cost): Handle
12467 vec_promote_demote.
12468 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12469 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12470 all types of reduction and pattern statements.
12471 (vect_estimate_min_profitable_iters): Likewise.
12472 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12473 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12474 for explicit realigns.
12475 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12476 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12477 vec_promote_demote.
12478 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12479 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12480 vec_perm for VSX and handle vec_promote_demote.
12482 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12484 PR middle-end/52177
12485 * builtins.c (fold_builtin_atomic_always_lock_free,
12486 expand_builtin_atomic_always_lock_free,
12487 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12488 Return and/or test boolean_true_node/boolean_false_node instead of
12489 integer_one_node/integer_zero_node.
12491 2012-02-10 Jan Hubicka <jh@suse.cz>
12493 PR middle-end/48600
12494 * predict.c (predict_paths_for_bb): Prevent looping.
12495 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12497 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12499 * config/arm/arm.c (output_move_double): In one case properly
12500 count number of instructions that will be emitted.
12502 2012-02-10 Richard Guenther <rguenther@suse.de>
12504 PR translation/52193
12505 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12507 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12509 PR middle-end/52140
12510 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12512 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12515 * var-tracking.c (emit_note_insn_var_location): If
12516 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12517 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12518 non-NOTE_DURING_CALL_P insn.
12520 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12522 PR middle-end/51867
12523 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12525 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12528 * gcc.c (switch_matches) Support switches with separated form,
12531 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12533 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12535 (RAMPZ_ADDR): Ditto.
12536 * config/avr/avr.c (avr_addr_t): New typedef.
12537 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12538 (avr_init_expanders): Initialize it.
12539 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12541 (expand_epilogue): Ditto.
12542 (avr_print_operand): Ditto.
12543 (avr_file_start): Ditto.
12544 (avr_emit_movmemhi): Ditto.
12546 2012-02-08 Richard Guenther <rguenther@suse.de>
12548 PR tree-optimization/46886
12549 * tree-flow.h (do_while_loop_p): Declare.
12550 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12551 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12553 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12555 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12556 always succeed for integers larger than a native word.
12558 2012-02-08 Richard Guenther <rguenther@suse.de>
12560 PR rtl-optimization/52170
12561 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12562 properly handle integer vector modes.
12564 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12566 PR gcov-profile/52150
12567 * coverage.c: Include target.h.
12568 (build_var): Call targetm.strip_name_encoding on the assembler name.
12569 Change one _ into . or $ if the target allows it.
12570 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12572 PR rtl-optimization/52139
12573 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12574 is a BARRIER after emit_insn_after_noloc, move BB_END
12575 to the last non-BARRIER insn before it.
12577 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12579 PR middle-end/24306
12580 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12581 (mips_gimplify_va_arg_expr): Call it instead of
12582 std_gimplify_va_arg_expr.
12584 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12586 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12587 message for -mno-pointers-to-nested-function.
12589 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12591 PR middle-end/51994
12592 * expr.c (get_inner_reference): If there is an offset, add a negative
12593 bit position to it (if any).
12595 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12597 PR rtl-optimization/52060
12598 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12599 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12600 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12601 and/or i0src_copy2 when needed.
12603 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12605 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12606 or LTOPLUGINSONAME if have_c.
12608 * config/freebsd-spec.h: Add comment about what macros can be defined
12610 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12611 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12614 2012-02-07 Richard Guenther <rguenther@suse.de>
12616 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12617 newline in -alias dumps.
12619 2012-02-07 Kai Tietz <ktietz@redhat.com>
12620 Dave Korn <dave.korn.cygwin@gmail.com>
12623 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12624 Take care that typinfo gets dllexport-attribute.
12626 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12628 PR middle-end/52074
12629 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12630 if modifier < EXPAND_SUM call force_operand on the result.
12632 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
12634 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
12635 adding __forwarder_dst__ prefix if a forwarder_section attribute is
12637 (epiphany_function_type): Replace types for specific interrupts with
12638 EPIPHANY_FUNCTION_INTERRUPT.
12639 (EPIPHANY_INTERRUPT_P): Update.
12640 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
12641 New static function.
12642 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
12643 <disinterrupt>: Affects type identity.
12644 (epiphany_handle_interrupt_attribute): Handle variable number of
12646 (epiphany_compute_function_type): Update for new
12647 epiphany_function_type definition.
12648 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
12649 handlers with a longcall forwarder.
12650 (epiphany_start_function): Handle multiple interrupt arguments and/or
12651 forwarder_section attribute.
12653 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
12656 2012-02-07 Alan Modra <amodra@gmail.com>
12659 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
12662 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12664 PR tree-optimization/50969
12665 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
12666 use vec_perm rather than vector_stmt.
12667 (vect_model_load_cost): Likewise.
12668 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
12669 vec_perm to be the same as other vector statements.
12670 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12671 cost of vec_perm for TARGET_VSX.
12673 2012-02-06 Richard Guenther <rguenther@suse.de>
12675 PR tree-optimization/52115
12676 * tree-sra.c (access_has_replacements_p): New function.
12677 (sra_modify_assign): Use it to decide whether a use is uninitialized.
12679 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
12681 PR middle-end/52047
12682 * trans-mem.c (expand_call_tm): Add an assertion.
12683 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
12686 2012-02-06 Richard Guenther <rguenther@suse.de>
12688 PR tree-optimization/50955
12689 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
12690 raise cost of expressions that replace an address with an
12691 expression based on a different pointer.
12693 2012-02-06 Jakub Jelinek <jakub@redhat.com>
12696 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
12697 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
12699 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
12702 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
12703 -Weffc++ and specify guidelines come from second edition.
12705 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12707 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
12708 (sibcall_value_multiple_internal, call_split, call_internal_direct)
12709 (call_direct_split, call_value_split, call_value_internal_direct)
12710 (call_value_direct_split, call_value_multiple_split): Use jal and
12711 jal_macro attributes.
12713 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12715 * reload1.c (reload_regs_reach_end_p): Replace with...
12716 (reload_reg_rtx_reaches_end_p): ...this function.
12717 (new_spill_reg_store): Update commentary.
12718 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
12719 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
12720 before setting new_spill_reg_store.
12721 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
12722 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
12723 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
12724 for non-spill reload registers.
12726 2012-02-05 Ira Rosen <irar@il.ibm.com>
12728 PR tree-optimization/52091
12729 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
12730 (vect_is_simple_use_1): Likewise.
12731 * tree-vect-loop.c (vectorizable_reduction): Update calls
12732 to vect_is_simple_use_1 and vect_is_simple_use.
12733 (vectorizable_live_operation): Likewise.
12734 * tree-vect-patterns.c (widened_name_p,
12735 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
12736 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
12737 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12738 vectorizable_shift,vectorizable_operation, vectorizable_store,
12739 vectorizable_load): Likewise.
12740 (vect_is_simple_cond): Add an argument, pass it to
12741 vect_is_simple_use_1.
12742 (vectorizable_condition): Update calls to vect_is_simple_cond,
12743 vect_is_simple_use.
12744 (vect_is_simple_use): Add an argument, the statement in which
12745 OPERAND is used. Check that if OPERAND's def stmt is a double
12746 reduction phi node, the use is a phi node too.
12747 (vect_is_simple_use_1): Add an argument, pass it to
12748 vect_is_simple_use.
12749 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
12750 to vect_is_simple_use.
12752 2012-02-04 Jakub Jelinek <jakub@redhat.com>
12754 PR rtl-optimization/52095
12755 * modulo-sched.c (dump_insn_locator): New function.
12756 (loop_canon_p, sms_schedule): Use it.
12758 PR rtl-optimization/52113
12759 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
12760 even for decomposable shift/zext insns.
12762 2012-02-03 Jakub Jelinek <jakub@redhat.com>
12763 Zdenek Dvorak <ook@ucw.cz>
12765 PR rtl-optimization/52092
12766 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
12767 on get_iv_value result.
12769 2012-02-02 Andrew Pinski <apinski@cavium.com>
12771 PR middle-end/47982
12772 PR middle-end/43967
12773 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
12775 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12777 PR middle-end/48071
12778 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
12780 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
12782 PR rtl-optimization/49800
12783 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
12784 (sched_finish): Call regstat_free_n_sets_and_refs.
12786 2012-02-02 Jia Liu <proljc@gmail.com>
12788 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
12791 2012-02-02 Jan Hubicka <jh@suse.cz>
12792 Tom de Vries <tom@codesourcery.com>
12794 PR middle-end/51998
12795 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
12796 * varpool.c (varpool_analyze_pending_decls): Likewise.
12798 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
12799 Jayant R Sonar <jayant.sonar@kpitcummins.com>
12801 * config.gcc: Add cr16-* support.
12803 * doc/extend.texi: Document cr16 extensions.
12804 * doc/install.texi: Document cr16 install.
12805 * doc/invoke.texi: Document cr16 options.
12806 * doc/md.texi: Document cr16 constraints.
12808 * common/config/cr16/cr16-common.c: New file.
12809 * config/cr16/cr16.c: New file.
12810 * config/cr16/cr16.h: New file.
12811 * config/cr16/cr16.md: New file.
12812 * config/cr16/cr16.opt: New file.
12813 * config/cr16/cr16-protos.h: New file.
12814 * config/cr16/predicates.md: New file.
12815 * config/cr16/constraints.md: New file.
12816 * config/cr16/t-cr16: New file.
12818 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12821 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
12822 that operands[2] is either immediate, or q_regs_operand.
12824 PR tree-optimization/52073
12825 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
12826 a pattern stmt for pattern uses, ignore uses outside of the loop.
12828 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12830 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
12831 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
12832 (OUT_AS1, OUT_AS2): Remove.
12834 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12836 PR rtl-optimization/51374
12837 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
12838 to cross other volatile_refs_p insns.
12840 2012-02-01 Richard Guenther <rguenther@suse.de>
12842 * doc/invoke.texi (fno-inline): Clarify documentation.
12843 (finline-small-functions): Likewise.
12844 (finline-functions): Likewise.
12845 * common.opt (finline): Adjust comment and documentation.
12846 (finline-small-functions): Clarify documentation.
12847 (finline-functions): Likewise.
12848 (finline-functions-called-once): Likewise.
12850 2012-02-01 Tristan Gingold <gingold@adacore.com>
12852 * c-typeck.c (composite_type): Keep mode for pointers.
12854 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
12856 * function.h (regno_reg_rtx): Adjust comment.
12857 * reginfo.c (init_reg_modes_target): Only use the previous mode
12858 if it fits within one register. Remove MIPS comment.
12860 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12863 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
12865 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12867 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
12868 to srak instruction.
12870 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12872 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
12874 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12879 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
12881 2012-01-31 Richard Guenther <rguenther@suse.de>
12883 PR tree-optimization/51528
12884 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
12887 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12892 * ree.c (add_removable_extension): Change def_map argument
12893 to unsigned *, store in def_map 1 + offset into *insn_list vector
12894 instead of pointers into the vector.
12895 (find_removable_extensions): Adjust caller.
12897 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12899 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
12900 Transform all "* quoted-c-code" to { c-code }.
12901 Remove redundant test for "optimize" in combine patterns.
12902 Move (include "avr-dimode.md") to end of file.
12904 2012-01-30 Bin Cheng <bin.cheng@arm.com>
12907 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
12908 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
12910 2012-01-30 Richard Guenther <rguenther@suse.de>
12912 PR tree-optimization/52028
12913 * tree-loop-distribution.c (ldist_gen): Properly update
12916 2012-01-30 Jakub Jelinek <jakub@redhat.com>
12919 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
12920 set_cur_line_info_table if not emitting debug info.
12922 PR tree-optimization/52046
12923 * tree-vect-patterns.c (check_bool_pattern): Give up if
12924 a comparison could throw.
12927 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
12929 2012-01-30 Richard Guenther <rguenther@suse.de>
12931 PR tree-optimization/52045
12932 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
12933 SSA form if cfgcleanup did anything.
12935 2012-01-30 Richard Guenther <rguenther@suse.de>
12937 PR tree-optimization/52045
12938 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
12939 before computing final todo.
12941 2012-01-30 Richard Guenther <rguenther@suse.de>
12943 PR tree-optimization/51528
12944 * tree-sra.c (sra_modify_assign): Re-factor in preparation
12947 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
12949 * df-problems.c (df_kill_notes): Check that the use refers
12950 to the note under examination.
12952 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
12955 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
12956 parameter and use short-lived pseudos.
12957 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
12958 (sparc_expand_vector_init): Const-ify local variables and adjust
12959 calls to above functions.
12961 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12963 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
12965 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
12967 * doc/invoke.texi: Make usage of "compile time" and
12968 "run time"/"runtime" consistent throughout the file.
12970 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
12972 * config/alpha/alpha.c (alpha_option_override): Default to
12973 full IEEE compliance mode for Go language.
12975 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
12977 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
12978 (LINK_SSP_SPEC): Define.
12980 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12983 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
12986 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
12988 * doc/invoke.texi: Correct hyphenation of "floating point",
12989 "double precision", and related terminology throughout the file.
12991 2012-01-28 Jakub Jelinek <jakub@redhat.com>
12994 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
12995 arm_general_register_operand predicate for operand 2 instead of
12998 2012-01-27 Ian Lance Taylor <iant@google.com>
13001 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13002 * builtins.c (expand_builtin_init_trampoline): Add onstack
13003 parameter. Change caller.
13004 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13005 * tree.c (build_common_builtin_nodes): Declare
13006 __builtin_init_heap_trampoline.
13008 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13010 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13011 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13012 * config/avr/avr.c: Ditto.
13013 (avr_regnames): Remove because unused.
13014 * config/avr/avr.md (*cpse.ne): New peephole.
13015 (*cpse.eq): New peephole from former cpse peepholes.
13017 2012-01-27 Michael Eager <eager@eagercon.com>
13019 * config/microblaze.c (microblaze_emit_compare): Correct
13020 test after pcmp instruction.
13022 2012-01-27 Richard Guenther <rguenther@suse.de>
13024 PR tree-optimization/52020
13025 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13027 2012-01-27 Richard Guenther <rguenther@suse.de>
13029 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13030 function non-const/pure.
13032 2012-01-27 Richard Guenther <rguenther@suse.de>
13034 PR tree-optimization/50444
13035 * tree-sra.c (build_ref_for_offset): Properly adjust the
13036 MEM_REF type for unaligned accesses.
13038 2012-01-27 Richard Guenther <rguenther@suse.de>
13040 PR tree-optimization/50444
13041 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13042 (expand_assignment): Use it. Properly handle misaligned
13043 bases when expanding stores to component references.
13044 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13045 refactor that case.
13047 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13049 PR middle-end/51389
13050 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13051 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13052 * tree-data-ref.c (find_data_references_in_loop): Make static.
13053 (compute_all_dependences): Change return type to bool. Bail out
13054 for too many datarefs in a loop. Move the hunk resetting the data
13055 dependences vector from ...
13056 (compute_data_dependences_for_loop): ... here. Account for
13057 compute_all_dependences returning false.
13058 (compute_data_dependences_for_bb): Likewise.
13059 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13060 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13062 2012-01-27 Richard Guenther <rguenther@suse.de>
13064 PR middle-end/51959
13065 * expr.c (store_field): Use the alias-set of the scratch memory
13068 2012-01-27 Tom de Vries <tom@codesourcery.com>
13070 PR tree-optimization/51990
13071 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13073 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13075 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13078 * var-tracking.c (reverse_op): Don't add any reverse operation
13079 if V already has any constant locations.
13081 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13083 * doc/invoke.texi: Correct usage of "command line" (noun)
13084 vs "command-line" (adjective) throughout.
13086 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13088 * doc/invoke.texi (Language Independent Options): Move
13089 -Wcoverage-mismatch blurb from here....
13090 (Warning Options): ...to here.
13092 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13094 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13095 Set rs6000_always_hint to false for 476.
13097 2012-01-27 Matthias Klose <doko@ubuntu.com>
13099 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13101 * incpath.c (add_standard_paths): Likewise.
13103 2012-01-27 Richard Henderson <rth@redhat.com>
13105 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13106 * config/m68k/sync.md (atomic_test_and_set): Rename from
13107 sync_test_and_setqi and adjust the operands.
13108 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13109 and unconditionally enable.
13111 2012-01-27 Richard Henderson <rth@redhat.com>
13113 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13114 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13115 (ldstub): Rename from ldstubqi.
13116 (ldstub<I24MODE>): Remove.
13118 2012-01-27 Richard Henderson <rth@redhat.com>
13120 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13121 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13122 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13123 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13124 * doc/tm.texi: Rebuild.
13126 2012-01-27 Richard Henderson <rth@redhat.com>
13128 * optabs.c (gen_atomic_test_and_set): Remove default.
13129 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13131 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13133 PR rtl-optimization/51978
13134 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13135 (combine_reaching_defs): Likewise.
13136 (struct re_info): Remove.
13137 (add_removable_extension): Remove x and data arguments,
13138 add insn, insn_list and def_map. Use the arguments directly
13139 instead of using struct re_info.
13140 (find_removable_extensions): Don't call add_removable_extension
13141 through note_stores, instead just call it with single_set
13142 result if non-NULL.
13143 (find_and_remove_re): Pass curr_cand->expr instead of
13144 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13146 2012-01-26 Michael Matz <matz@suse.de>
13148 PR tree-optimization/46590
13149 * cfgexpand.c: Revert last change (r183305).
13150 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13152 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13153 checking for emptiness.
13155 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13157 PR middle-end/51895
13158 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13159 non-addressable non-BLKmode base correctly.
13161 2012-01-26 Michael Matz <matz@suse.de>
13163 PR tree-optimization/48794
13164 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13165 regions referenced from RESX/EH_DISPATCH.
13167 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13169 * config/s390/s390.h: Make BRANCH_COST an option.
13170 * config/s390/s390.opt: New option -mbranch-cost.
13172 2012-01-26 Richard Henderson <rth@redhat.com>
13174 Revert 2012-01-24 change:
13175 * trans-mem.c (requires_barrier): Do not instrument thread local
13176 variables and emit save/restore for them.
13178 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13180 PR middle-end/51986
13181 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13184 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13186 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13189 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13192 Rename __pgm to __flash.
13193 Rename __pgm1 to __flash1.
13194 Rename __pgm2 to __flash2.
13195 Rename __pgm3 to __flash3.
13196 Rename __pgm4 to __flash4.
13197 Rename __pgm5 to __flash5.
13198 Rename __pgmx to __memx.
13199 * doc/extend.texi (AVR Named Address Spaces)
13200 Rename address space names as indicated above.
13201 * config/avr/avr.c (avr_addrspace): Ditto.
13203 * config/avr/avr-protos.h
13204 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13205 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13206 * config/avr/predicates.md: Ditto.
13207 * config/avr/avr.c Ditto, and
13208 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13209 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13211 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13212 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13213 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13214 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13215 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13216 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13217 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13218 * config/avr/avr.c: Ditto.
13219 * config/avr/avr.md: Ditto.
13221 2012-01-25 Jason Merrill <jason@redhat.com>
13224 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13226 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13228 PR tree-optimization/51987
13229 * tree-data-ref.c (get_references_in_stmt): Handle references in
13230 non-volatile GIMPLE_ASM.
13232 2012-01-25 Richard Guenther <rguenther@suse.de>
13234 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13235 bases are dereferenced.
13237 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13239 PR rtl-optimization/48374
13240 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13242 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13244 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13245 compute_data_dependences_for_loop returns false.
13246 * tree-parloops.c (loop_parallel_p): Likewise.
13248 2012-01-25 Richard Guenther <rguenther@suse.de>
13250 * tree.h (get_pointer_alignment_1): Declare.
13251 * builtins.c (get_pointer_alignment_1): New function.
13252 (get_pointer_alignment): Use it.
13254 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13256 PR rtl-optimization/48308
13257 * combine.c (enum undo_kind): Add UNDO_LINKS.
13258 (struct undo): Add member l to other_contents and where.
13259 (do_SUBST_LINK): New.
13261 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13262 (undo_all): Handle UNDO_LINKS.
13264 2012-01-25 Richard Henderson <rth@redhat.com>
13266 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13269 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13271 * optabs.c (gen_atomic_test_and_set): Use each argument.
13273 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13275 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13276 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13277 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13278 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13279 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13280 TARGET_PAIRED_SINGLE_FLOAT.
13282 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13284 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13285 (in_struct, return_val): Remove MEM documentation.
13286 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13287 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13288 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13290 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13291 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13292 * expr.c (store_field): Likewise.
13293 * function.c (assign_stack_temp_for_type): Likewise.
13294 * ifcvt.c (noce_try_cmove_arith): Likewise.
13295 * reload1.c (reload): Likewise.
13296 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13297 (alpha_set_memflags): Likewise.
13298 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13300 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13302 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13304 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13305 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13306 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13308 * cselib.c (cselib_rtx_varies_p): Delete.
13309 (cselib_invalidate_mem): Update call to canon_true_dependence.
13310 * dse.c (record_store, check_mem_read_rtx): Likewise.
13311 (scan_reads_nospill): Likewise.
13312 * cse.c (check_dependence): Likewise.
13313 (cse_rtx_varies_p): Delete.
13314 * expr.c (safe_from_p): Update call to true_dependence.
13315 * ira.c (validate_equiv_mem_from_store): Likewise.
13316 (memref_referenced_p): Likewise.
13317 * postreload-gcse.c (find_mem_conflicts): Likewise.
13318 * sched-deps.c (sched_analyze_2): Likewise.
13319 * store-motion.c (load_kills_store): Likewise.
13320 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13321 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13322 (compute_transp): Update call to canon_true_dependence.
13324 2012-01-25 Richard Henderson <rth@redhat.com>
13326 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13327 (maybe_emit_atomic_test_and_set): New.
13328 (expand_sync_lock_test_and_set): Use it.
13329 (expand_atomic_test_and_set): Likewise.
13330 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13331 the implementation; clarify implementation defined details.
13332 * doc/md.texi (atomic_test_and_set): Document.
13334 2012-01-25 Richard Henderson <rth@redhat.com>
13336 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13338 2012-01-25 Richard Henderson <rth@redhat.com>
13341 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13342 to effect no-op split.
13344 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13347 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13348 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13349 (BT_FN_VOID_PTR_INT_SIZE): New.
13350 (BT_FN_UINT_UINT_VAR): Remove.
13351 (BT_FN_UINT32_UINT32_VAR): New.
13352 (BT_FN_DOUBLE_VPTR): Remove.
13353 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13355 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13356 (_ITM_changeTransactionMode): Same.
13357 (_ITM_memmoveRtWt): Change return type to void.
13358 (_ITM_memcpyRtWt): Same.
13359 (_ITM_memsetW): Same.
13360 (_ITM_RaRD): Change types to double.
13365 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13367 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13368 Patrick Marlier <patrick.marlier@gmail.com>
13370 * trans-mem.c (requires_barrier): Do not instrument thread local
13371 variables and emit save/restore for them.
13373 2012-01-24 Jason Merrill <jason@redhat.com>
13376 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13377 output static aliases.
13379 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13382 * common.opt (-pie, -shared, pie, shared): Change from Common to
13384 * gcc.c (display_help): Display help for -pie and -shared.
13386 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13389 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13390 Remove note on size/offset limitation.
13391 (AVR Variable Attributes): Add example how to read data located
13392 with progmem. Refer to named address spaces.
13393 * doc/invoke.texi (AVR Options): Fix typo.
13395 2012-01-24 Richard Guenther <rguenther@suse.de>
13397 Forward-port to trunk
13398 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13400 PR middle-end/45678
13401 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13402 op0 isn't sufficiently aligned and there is movmisalignM
13403 insn for mode, use it to load op0 into a temporary register.
13405 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13408 * target.def (const_not_ok_for_debug_p): New hook.
13409 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13411 * doc/tm.texi: Regenerated.
13412 * dwarf2out.c (const_ok_for_output_1): If
13413 targetm.const_not_ok_for_debug_p returns true, fail.
13414 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13416 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13418 2012-01-23 Kai Tietz <ktietz@redhat.com>
13421 * config/i386/predicates.md (symbolic_operand): Allow
13422 UNSPEC_PCREL as PIC expression for lea.
13423 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13424 * config/i386/i386.c (ix86_delegitimize_address): Handle
13425 UNSPEC_PCREL for none-MEM, too.
13427 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13429 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13430 (ipa_tm_create_version_alias): Same.
13432 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13435 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13436 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13438 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13439 Patrick Marlier <patrick.marlier@gmail.com>
13440 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13443 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13444 simple_object_start_read.
13446 2012-01-23 Richard Guenther <rguenther@suse.de>
13449 PR tree-optimization/51895
13450 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13451 parameter decomposition into BLKmode components.
13453 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13455 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13456 fake variables for restrict-qualified pointers whose pointed-to type
13457 contains a placeholder.
13459 2012-01-23 Richard Guenther <rguenther@suse.de>
13461 PR tree-optimization/51949
13462 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13464 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13466 PR rtl-optimization/51933
13467 * ree.c (transform_ifelse): Return true right away if dstreg is
13468 already wider or equal to cand->mode.
13469 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13470 (make_defs_and_copies_lists): Remove defs_list and copies_list
13471 arguments, add state argument, just truncate state->work_list
13472 instead of always allocating and freeing the vector. Assert that
13473 get_defs succeeds instead of returning 2. Changed return type to bool.
13474 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13475 have ext_src_mode, see if it has been modified already with the
13476 right kind of extension and has been extended before from the
13477 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13478 just return true. Remember the original mode in state->modified array.
13479 (combine_reaching_defs): Add state argument. Don't allocate and
13480 free here def_list, copied_list and vec vectors, instead just
13481 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13482 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13483 Add state variable, clear vectors in it, initialize state.modified
13484 if needed. Free all the vectors at the end and state.modified too.
13485 Don't skip a candidate if the extension expression has been modified.
13487 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13490 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13491 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13492 (extra_options) interix.opt -> i386/interix.opt"
13493 (extra_objs):Add winnt-stubs.o
13494 * configure.ac: Add interix to target_os .comm on PE check.
13495 * configure: Regenerate.
13496 * config/interix3.h: Delete and move bits to..
13497 * config/interix.h: Delete and move bits to..
13498 * config/i386/i386-interix3.h: Delete and move bits to..
13499 * config/i386/i386-interix.h: ..here.
13500 (TARGET_CPU_DEFAULT): Remove redefinition.
13501 (TARGET_ASM_CONSTRUCTOR): Undefine.
13502 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13503 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13504 (PTRDIFF_TYPE): Define.
13505 (LONG_DOUBLE_TYPE_SIZE): Define.
13506 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13507 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13508 (TARGET_SECTION_TYPE_FLAGS): Define.
13509 (ASM_DECLARE_FUNCTION_NAME): Define.
13510 (ASM_OUTPUT_EXTERNAL): Define.
13511 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13512 (ASM_OUTPUT_ALIGNED_BSS): Define.
13513 (PCC_BITFIELD_TYPE_MATTERS): Define.
13514 (USE_CONST_SECTION): Define.
13515 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13516 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13517 (SUPPORTS_ONE_ONLY): Remove.
13518 (I386_PE_STRIP_ENCODING): Define.
13519 * config/interix.opt: Delete and move bits to..
13520 * config/i386/interix.opt: ..here. New.
13521 (mpe-aligned-commons): Add.
13522 * config/i386/t-interix: Add copyright header.
13523 (winnt-stubs.o): Add rule.
13525 2012-01-22 Jason Merrill <jason@redhat.com>
13528 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13529 for extra name aliases.
13531 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13533 PR rtl-optimization/51924
13534 * ree.c (combine_set_extension): Improve debugging message.
13535 (combine_reaching_defs): Likewise.
13536 (get_defs): Rename confusingly named variable.
13537 (find_and_remove_re): Skip a candidate if the extension expression has
13540 2012-01-21 Robert Millan <rmh@gnu.org>
13541 Gerald Pfeifer <gerald@pfeifer.com>
13543 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13544 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13546 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13548 PR tree-optimization/51914
13549 * tree-vect-stmts.c (vectorizable_conversion): For
13550 cvt_type && modifier == WIDEN, put temporary with cvt_type
13551 at the beginning of vec_dsts and set vec_dest to temporary
13554 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13556 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13558 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13560 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13561 * config/rs6000/rs6000.c: Likewise.
13563 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13566 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13567 output_move_double on a copy of operands array.
13569 2012-01-20 Cary Coutant <ccoutant@google.com>
13570 Dodji Seketeli <dodji@redhat.com>
13573 * dwarf2out.c (copy_declaration_context): Return ref to parent
13574 of declaration DIE, if necessary.
13575 (remove_child_or_replace_with_skeleton): Add new parameter; update
13576 caller. Place skeleton DIE under parent DIE of original declaration.
13577 Move call to copy_declaration_context to here ...
13578 (break_out_comdat_types): ... from here.
13580 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13582 PR rtl-optimization/51856
13583 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13586 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13589 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13590 hints for neon loads and stores.
13592 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13596 * doc/extend.texi (Named Address Spaces): Split into subsections.
13597 (AVR Named Address Spaces): New subsection.
13598 (M32C Named Address Spaces): New subsection.
13599 (RL78 Named Address Spaces): New subsection.
13600 (SPU Named Address Spaces): New subsection.
13601 (Variable Attributes): New anchor "AVR Variable Attributes".
13602 (AVR Variable Attributes): Rewrite and avoid wording
13603 "address space" in this context.
13604 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13605 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13606 (AVR Built-in Macros): New subsubsection therein.
13607 * doc/md.texi (AVR constraints): Remove "C04", "R".
13609 2012-01-20 Richard Guenther <rguenther@suse.de>
13611 PR tree-optimization/51903
13612 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13613 when removing stmts.
13615 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13618 * config/arm/arm.c (arm_load_pic_register): Use
13619 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13620 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13621 (arm_pic_static_addr): Likewise.
13622 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13623 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13624 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13625 (pic_load_addr_unified): New.
13627 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13630 * function.c (instantiate_virtual_regs_in_insn): Use
13631 delete_insn_and_edges when removing a wrong asm insn.
13633 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
13635 PR rtl-optimization/40761
13636 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
13637 Add new member loop_num.
13638 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
13639 (ira_build): Remove the parameter.
13641 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
13642 (ira.c): Do not build CFG loops for one region allocation. Remove
13643 argument from ira_build call.
13645 * ira-build.c (init_loop_tree_node): New function.
13646 (create_loop_tree_nodes): Use it. Separate the case when CFG
13647 loops are not built.
13648 (more_one_region_p): Check current_loops.
13649 (finish_loop_tree_nodes): Separate the case when CFG loops are not
13651 (add_loop_to_tree): Process loop equal to NULL too.
13652 (form_loop_tree): Separate the case when CFG loops are not built.
13653 Use explicitly number for the root.
13654 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
13656 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
13657 instead of loop->num.
13658 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
13659 (mark_all_loops_for_removal): Ditto.
13660 (remove_unnecessary_regions): Separate the case when CFG loops
13662 (ira_build): Remove the parameter. Use explicit number of regions
13663 when CFG loops are not built.
13665 * ira-color.c (print_loop_title): Separate the case for the root node.
13666 Use loop_num instead of loop->num.
13667 (move_spill_restore): Use loop_num instead of loop->num.
13669 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
13670 (change_loop): Ditto.
13671 (change_loop): Use loop_num instead of loop->num.
13673 * ira-lives.c (process_bb_node_lives): Ditto.
13675 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
13677 * ira-conflicts.c (print_allocno_conflicts): Ditto.
13679 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13681 PR libmudflap/40778
13682 * tree-mudflap.c (mf_artificial): New function.
13683 (execute_mudflap_function_ops, execute_mudflap_function_decls,
13684 mx_register_decls, mudflap_enqueue_decl): Use it.
13687 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
13688 numbers in the insn pattern.
13690 2012-01-19 Michael Matz <matz@suse.de>
13692 PR tree-optimization/46590
13693 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
13694 use it in remembering which conflicts we already created.
13695 (add_scope_conflicts): Adjust call to above, (de)allocate helper
13698 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
13701 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
13702 (merge_and_complain): Same.
13704 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13707 * config/initfini-array.h: Guard content of the header
13708 with #ifdef HAVE_INITFINI_ARRAY.
13709 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
13710 Add initfini-array.h to tm_file here.
13711 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
13712 * config.gcc: Don't add initfini-array.h to tm_file here.
13713 * configure: Regenerated.
13715 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
13717 PR rtl-optimization/51505
13718 * df-problems.c (df_kill_notes): New parameter live. Update comment.
13719 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
13720 (df_note_bb_compute): Update the call to df_kill_notes.
13722 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
13724 * trans-mem.c (requires_barrier): Remove call to is_global_var.
13726 2012-01-18 Richard Guenther <rguenther@suse.de>
13728 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
13729 of conversions to void *.
13731 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13732 Richard Sandiford <rdsandiford@googlemail.com>
13734 PR middle-end/50325
13735 PR middle-end/51192
13736 * optabs.h (simplify_expand_binop): Declare.
13737 * optabs.c (simplify_expand_binop): Make global.
13738 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
13739 endian targets if the source cannot be exactly covered by word
13742 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13745 * hard-reg-set.h (struct hard_reg_set_container): New type.
13746 * target.h (struct hard_reg_set_container): Forward declare.
13747 * target.def (set_up_by_prologue): New target hook.
13748 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
13749 * doc/tm.texi: Regenerated.
13750 * function.c (thread_prologue_and_epilogue_insns): Change
13751 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
13752 Call targetm.set_up_by_prologue on it.
13753 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
13754 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
13756 2012-01-17 Nick Clifton <nickc@redhat.com>
13758 * config/rx/rx.c (rx_can_use_simple_return): New function.
13759 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
13760 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
13762 2012-01-17 Richard Guenther <rguenther@suse.de>
13764 PR middle-end/51782
13765 * expr.c (expand_assignment): Take address-space information
13766 from the address operand of MEM_REF and TARGET_MEM_REF.
13767 (expand_expr_real_1): Likewise.
13769 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13771 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
13772 reload dump is requested.
13774 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
13777 * trans-mem.c (requires_barrier): Call may_be_aliased.
13779 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13781 PR tree-optimization/51877
13782 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
13783 call arguments and fndecls compare equal, instead return false if they
13784 don't. Return true only if lhs1 and lhs2 are either both NULL, or
13785 both SSA_NAMEs that are valueized the same, or they satisfy
13788 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13790 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
13792 * configure: Regenerate.
13794 2012-01-16 Jan Hubicka <jh@suse.cz>
13798 * convert.c (convert_to_integer): Use fold_convert for
13799 converting an INTEGER_CST to integer type.
13801 2012-01-16 Jason Merrill <jason@redhat.com>
13804 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
13806 2012-01-16 Jakub Jelinek <jakub@redhat.com>
13809 * config/s390/s390.c (s390_chunkify_start): Don't skip
13810 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
13811 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
13812 If insn is followed by NOTE_INSN_VAR_LOCATION or
13813 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
13814 Don't use location of note insns.
13816 PR tree-optimization/51865
13817 * tree-inline.c (tree_function_versioning): Call remap_decl
13818 on DECL_RESULT whenever it has VOID_TYPE_P type.
13820 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13822 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
13823 for calls to locally-binding MIPS16 functions if only the return
13824 type uses float regs.
13826 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
13827 Richard Sandiford <rdsandiford@googlemail.com>
13829 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
13830 (SYMBOL_32_HIGH): Likewise.
13831 (mips_output_tls_reloc_directive): Declare.
13832 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
13833 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
13834 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
13835 (mips_lo_relocs, mips_hi_relocs): Make extern.
13836 (mips16_stub_function): Move up file.
13837 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
13838 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
13839 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
13840 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
13841 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
13842 (mips_get_tp): Add MIPS16 support.
13843 (mips_legitimize_tls_address): Remove MIPS16 sorry().
13844 Generalize DTPREL and TPREL handling.
13845 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
13846 Add MIPS16 TLS support.
13847 (mips_output_tls_reloc_directive): New function.
13848 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
13849 * config/mips/predicates.md (symbolic_operand_with_high)
13850 (tls_reloc_operand): New predicates.
13851 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
13852 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
13853 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
13854 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
13855 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
13856 (*tls_get_tp_mips16_call_<mode>): Likewise.
13858 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
13860 PR rtl-optimization/51821
13861 * recog.c (peep2_find_free_register): Determine clobbered registers
13864 2012-01-14 Denis Chertykov <chertykov@gmail.com>
13867 * config/avr/avr-protos.h: Revert change of 2012-01-09.
13868 * config/avr/avr.c: Likewise.
13869 * config/avr/avr.h: Likewise.
13871 2012-01-13 Ian Lance Taylor <iant@google.com>
13874 * tree.h (TYPE_QUALS): Add cast to int.
13875 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
13877 2012-01-13 Ian Lance Taylor <iant@google.com>
13879 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
13880 comparing param_index to VEC_length result.
13882 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
13884 * c-decl.c: Do not include tree-mudflap.h
13885 * tree-optimize.c: Likewise.
13886 * Makefile.in: Update dependencies.
13888 2012-01-13 Richard Guenther <rguenther@suse.de>
13891 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
13892 variable-sized result always use RSO.
13894 2012-01-12 DJ Delorie <dj@redhat.com>
13896 * cfgexpand.c (convert_debug_memory_address): Allow any valid
13897 pointer type, not just the default pointer type.
13899 2012-01-09 Richard Henderson <rth@redhat.com>
13900 Denis Chertykov <chertykov@gmail.com>
13903 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
13904 * config/avr/avr.c (avr_can_eliminate): Simplify.
13905 (avr_initial_elimination_offset): Likewise.
13906 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
13907 (expand_epilogue): Likewise.
13908 (avr_legitimize_address): Gut.
13909 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
13910 (avr_hard_regno_nregs): New.
13911 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
13912 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
13913 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
13914 add soft frame pointer.
13915 (CALL_USED_REGISTERS): Likewise.
13916 (REG_CLASS_CONTENTS): Likewise.
13917 (REGISTER_NAMES): Likewise.
13918 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
13919 (HARD_FRAME_POINTER_REGNUM): New.
13920 (FRAME_POINTER_REGNUM): Use soft frame pointer.
13921 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
13922 remove the HARD_FRAME_POINTER self-elimination.
13924 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
13927 * config/avr/avr.c (avr_encode_section_info): Test for absence of
13928 DECL_EXTERNAL when checking for initializers of progmem variables.
13930 2012-01-12 Ira Rosen <irar@il.ibm.com>
13932 PR tree-optimization/51799
13933 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
13934 that the last operation is a type demotion.
13936 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
13938 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
13939 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
13941 2012-01-11 Jakub Jelinek <jakub@redhat.com>
13944 * combine.c (distribute_notes): If i3 is a noreturn call,
13945 allow old_size to be equal to args_size and make sure the
13946 noreturn call gets REG_ARGS_SIZE note.
13947 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
13948 on noreturn calls even when the delta is 0.
13950 2012-01-11 Nathan Sidwell <nathan@acm.org>
13952 * gcov.c (STRING_SIZE): Remove.
13953 (generate_results): Erase annotations for source files with no
13954 coverage information.
13956 (output_lines): Use it.
13958 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
13960 * gimple.h (gimplify_body): Remove first argument.
13961 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
13962 pointer set here, instead just pass DATA to walk_tree.
13963 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
13964 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
13965 (unvisit_body): Likewise, but with unmark_visited.
13966 (gimplify_body): Remove BODY_P argument and adjust.
13967 (gimplify_function_tree): Adjust call to gimplify_body.
13968 * omp-low.c (finalize_task_copyfn): Likewise.
13970 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
13972 * tree.h (build_function_decl_skip_args): Add boolean parameter.
13973 (build_function_type_skip_args): Delete.
13974 * tree.c (build_function_type_skip_args): Make static and add
13975 SKIP_RETURN parameter. Fix thinko in the handling of variants.
13976 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
13977 pass it to build_function_type_skip_args.
13978 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
13979 (tree_function_versioning): Likewise.
13980 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
13981 build_function_decl_skip_args.
13982 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
13983 and pass it to build_function_decl_skip_args/tree_function_versioning.
13984 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
13985 * ipa-inline-transform.c (save_inline_function_body): Likewise.
13986 * trans-mem.c (ipa_tm_create_version): Likewise.
13987 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
13988 * tree-inline.c (declare_return_variable): Remove always-true test.
13989 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
13990 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
13991 * ipa-split.c (split_function): Skip the return value for the split
13992 part if it doesn't return.
13994 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13996 PR tree-optimization/49642
13997 * ipa-split.c (forbidden_dominators): New variable.
13998 (check_forbidden_calls): New function.
13999 (dominated_by_forbidden): Likewise.
14000 (consider_split): Check for forbidden dominators.
14001 (execute_split_functions): Initialize and free forbidden
14002 dominators info; call check_forbidden_calls.
14004 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14006 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14008 2012-01-11 Nick Clifton <nickc@redhat.com>
14010 * config/rx/rx.md (return): Define pattern.
14012 2012-01-11 Richard Guenther <rguenther@suse.de>
14014 * doc/extend.texi (malloc attribute): Adjust according to
14017 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14018 Patrick Marlier <patrick.marlier@gmail.com>
14020 PR middle-end/51516
14021 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14022 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14023 (ipa_tm_note_irrevocable): Same.
14024 (ipa_tm_scan_irr_block): Same.
14025 (ipa_tm_decrement_clone_counts): Same.
14026 (ipa_tm_scan_irr_function): Same.
14027 (ipa_tm_create_version_alias): Same.
14028 (ipa_tm_create_version): Same.
14029 (ipa_tm_transform_calls_redirect): Same.
14030 (ipa_tm_transform_calls): Same.
14031 (ipa_tm_transform_transaction): Same.
14032 (ipa_tm_execute): Same.
14034 2012-01-10 Richard Guenther <rguenther@suse.de>
14036 PR middle-end/51806
14037 * opts.c (common_handle_option): Handle -Werror.
14039 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14041 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14044 2012-01-10 Jason Merrill <jason@redhat.com>
14046 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14049 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14051 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14052 supports R_386_TLS_GD_PLT reloc.
14053 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14054 supports R_386_TLS_LDM_PLT reloc.
14055 * configure: Regenerate.
14056 * config.in: Regenerate.
14058 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14061 Extend __pgmx semantics to linearize memory.
14062 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14063 determine if code comes inline or from libgcc.
14064 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14065 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14066 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14067 (movmemx_qi, movmemx_hi): New insns.
14068 (xload_<mode>_libgcc): Rewrite to new insn condition.
14069 (xload_<mode>): Remove insns.
14070 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14071 cases that don't satisfy avr_xload_libgcc_p().
14072 (avr_addr_space_convert): Allow converting in any direction.
14073 (avr_addr_space_subset_p): Return always true.
14074 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14075 (avr_emit_movmemhi): Ditto.
14076 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14077 (avr_out_movmem): Ditto.
14078 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14079 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14080 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14081 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14082 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14084 2012-01-10 Richard Guenther <rguenther@suse.de>
14086 PR tree-optimization/50913
14087 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14088 Require data-refs to be representable by Graphite with respect
14091 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14093 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14094 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14096 2012-01-10 Tom de Vries <tom@codesourcery.com>
14098 PR rtl-optimization/51271
14099 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14100 handling annulled branch.
14102 2012-01-10 Richard Henderson <rth@redhat.com>
14104 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14105 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14106 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14107 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14108 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14109 arm_expand_vec_perm_const): New.
14110 * config/arm/arm-protos.h: Update.
14111 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14112 (*neon_vswp<VDQX>): New.
14113 (neon_vcombine<VDX>): Use neon_split_vcombine.
14114 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14115 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14116 (vec_perm<VE>): New.
14118 2012-01-10 Richard Henderson <rth@redhat.com>
14120 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14121 use it if reload_completed.
14122 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14123 arm_output_asm_insn, arm_process_output_memory_barrier,
14124 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14125 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14126 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14127 arm_process_output_sync_insn, arm_output_sync_insn,
14128 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14129 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14130 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14131 (emit_unlikely_jump): New.
14132 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14133 (arm_split_atomic_op): New.
14134 * config/arm/arm-protos.h: Update.
14135 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14136 (struct arm_sync_generator): Remove.
14137 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14138 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14139 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14140 (VUNSPEC_LL, VUNSPEC_SC): New.
14141 (sync_result, sync_memory, sync_required_value, sync_new_value,
14142 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14143 (attr length): Don't use arm_sync_loop_insns.
14144 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14145 (movsfcc, movdfcc): Likewise.
14146 * config/arm/constraints.md (Ua): New.
14147 * config/arm/prediates.md (mem_noofs_operand): New.
14148 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14149 (sync_clobber, sync_t2_reqd): Remove.
14150 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14151 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14152 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14153 (arm_sync_compare_and_swap<SIDI>): Remove.
14154 (arm_sync_compare_and_swap<NARROW>): Remove.
14155 (arm_sync_lock_test_and_set<SIDI>): Remove.
14156 (arm_sync_lock_test_and_set<NARROW>): Remove.
14157 (arm_sync_new_<syncop><SIDI>): Remove.
14158 (arm_sync_new_<syncop><NARROW>): Remove.
14159 (arm_sync_new_nand<SIDI>): Remove.
14160 (arm_sync_new_nand<NARROW>): Remove.
14161 (arm_sync_old_<syncop><SIDI>): Remove.
14162 (arm_sync_old_<syncop><NARROW>): Remove.
14163 (arm_sync_old_nand<SIDI>): Remove.
14164 (arm_sync_old_nand<NARROW>): Remove.
14165 (*memory_barrier): Merge arm_output_memory_barrier.
14166 (atomic_compare_and_swap<QHSD>): New.
14167 (atomic_compare_and_swap<NARROW>_1): New.
14168 (atomic_compare_and_swap<SIDI>_1): New.
14169 (atomic_exchange<QHSD>): New.
14170 (cas_cmp_operand, cas_cmp_str): New.
14171 (atomic_op_operand, atomic_op_str): New.
14172 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14173 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14174 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14175 (arm_load_exclusive<NARROW>): New.
14176 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14177 (arm_store_exclusive<QHSD>): New.
14179 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14181 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14182 reload patterns if -mvsx-scalar-memory.
14184 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14185 generated, even -mno-vsx-scalar-double was used.
14186 (vsx_xscvdpsp_scalar): Likewise.
14187 (vsx_xscvspdp_scalar2): Likewise.
14189 2012-01-09 Tom de Vries <tom@codesourcery.com>
14190 Andrew Pinski <apinski@cavium.com>
14193 * reorg.c (fill_slots_from_thread): Don't speculate
14194 frame-related insns.
14196 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14198 * sched-int.h (bb_note): Move to...
14199 * basic-block.h: ...here.
14200 * haifa-sched.c (bb_note): Move to...
14201 * cfgrtl.c: ...here.
14202 * function.c (next_block_for_reg): New function.
14203 (move_insn_for_shrink_wrap): Likewise.
14204 (prepare_shrink_wrap): Rewrite to use the above.
14206 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14208 * gimple.c (is_gimple_non_addressable): Remove.
14209 * gimple.h: Remove is_gimple_non_addressable.
14210 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14211 is_gimple_non_addressable.
14212 * trans-mem.c (expand_assign_tm): Same.
14214 2012-01-09 Richard Guenther <rguenther@suse.de>
14216 PR tree-optimization/51775
14217 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14218 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14220 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14222 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14224 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14226 2012-01-09 Richard Guenther <rguenther@suse.de>
14228 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14230 2012-01-08 Jan Hubicka <jh@suse.cz>
14232 PR tree-optimize/51680
14233 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14234 on when known_vals needs to be computed; cleanup.
14236 2012-01-08 Jan Hubicka <jh@suse.cz>
14238 PR tree-optimize/51694
14239 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14241 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14243 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14244 for -std=c++98 and -std=c++11 too.
14246 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14248 * cfgloop.c (cancel_loop): Add free() of bbs array.
14250 2012-01-07 Jan Hubicka <jh@suse.cz>
14252 PR tree-optimization/51600
14253 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14254 that benefits small functions.
14256 2012-01-07 Jan Hubicka <jh@suse.cz>
14258 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14260 2012-01-07 Jan Hubicka <jh@suse.cz>
14262 PR tree-optimization/51680
14263 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14264 whose inlining reduce unit size.
14266 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14269 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14270 Add canonical node to containing_mem chain after the non-canonical
14271 one, even if there weren't any locs to propagate.
14272 (remove_useless_values): Keep only canonical values.
14273 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14274 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14275 canonicalize mem_chain elements that are not discarded.
14277 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14280 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14281 before emitting functions.
14283 PR gcov-profile/50127
14284 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14285 clear_aux_for_blocks.
14287 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14290 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14292 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14294 * c-decl.c (ext_block): Moved up.
14295 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14297 2012-01-06 Han Shen <shenhan@google.com>
14299 Translate built-in include paths for sysroot.
14300 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14301 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14303 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14304 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14306 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14307 control whether sysroot should be prepended to gxx include dir.
14309 * configure: Regenerate.
14311 2012-01-06 Torvald Riegel <triegel@redhat.com>
14313 PR rtl-optimization/51771
14314 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14315 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14317 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14319 PR tree-optimization/51315
14320 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14321 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14323 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14326 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14327 for shrp pattern. Correctly handle and fixup shift variable.
14328 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14330 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14333 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14334 note when !ACCUMULATE_OUTGOING_ARGS.
14336 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14338 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14340 (extract_range_from_unary_expr_1): Avoid useless computations.
14342 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14344 PR rtl-optimization/51767
14345 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14346 of jump_block and add an extra edge for degenerated asm gotos.
14348 PR middle-end/51768
14349 * stmt.c (check_unique_operand_names): Don't ICE during error
14350 reporting if i is from labels chain.
14352 PR middle-end/44777
14353 * profile.c (branch_prob): Split bbs that have exit edge
14354 and need a fake entry edge too.
14356 2012-01-05 Jan Hubicka <jh@suse.cz>
14358 PR middle-end/49710
14359 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14362 2012-01-05 Richard Guenther <rguenther@suse.de>
14365 * tree-streamer-out.c (write_ts_optimization): New function.
14366 (streamer_write_tree_body): Call it.
14367 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14368 (streamer_read_tree_body): Call it.
14369 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14371 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14373 PR middle-end/51761
14374 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14375 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14376 in_cleanup_point_expr before gimplify_stmt call and restore it
14378 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14379 in_cleanup_point_expr is false.
14381 2012-01-05 Richard Guenther <rguenther@suse.de>
14383 PR middle-end/51764
14384 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14386 * toplev.c (process_options): Reject combining mudflap and LTO.
14387 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14389 2012-01-05 Richard Guenther <rguenther@suse.de>
14391 PR tree-optimization/51760
14392 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14394 (bit_value_unop): Handle UNDEFINED operands.
14395 (bit_value_binop): Likewise.
14397 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14399 * config/avr/avr.c (avr_replace_prefix): Remove.
14400 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14401 (avr_asm_function_rodata_section): Ditto.
14402 (avr_asm_select_section): Ditto.
14404 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14406 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14409 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14412 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14413 calls that have any non-fake successor edges.
14416 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14418 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14420 PR tree-optimization/51624
14421 * tree-sra.c (build_ref_for_model): When replicating a chain of
14422 COMPONENT_REFs, stop as soon as the offset would become negative.
14424 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14427 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14428 in .debug_loc on the floor.
14430 2012-01-04 Andrew Pinski <apinski@cavium.com>
14432 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14434 2012-01-04 Andrew Pinski <apinski@cavium.com>
14435 Adam Nemet <anemet@caviumnetworks.com>
14437 * config/mips/mips.md (size): Add SI and DI.
14438 (SIZE): New mode attribute.
14439 (U): New code attribute.
14440 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14441 (mips_lbux_<mode>): Delete.
14442 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14443 (mips_lhx): Use gen_mips_lhx_extsi.
14444 (mips_lhx_<mode>): Delete.
14445 (mips_lwx): Delete.
14446 (mips_l<size>x): New expand.
14447 (mips_lwx_<mode>): Delete.
14448 (mips_l<GPR:size>x_<P:mode>): New pattern.
14449 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14450 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14451 * config/mips/mips.c (mips_lx_address_p): New function.
14452 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14453 (dsp64): New availability predicate.
14454 (mips_builtins): Add an entry for __builtin_mips_ldx.
14455 * config/mips/mips.h (ISA_HAS_LBX): New define.
14456 (ISA_HAS_LBUX): Likewise.
14457 (ISA_HAS_LHX): Likewise.
14458 (ISA_HAS_LHUX): Likewise.
14459 (ISA_HAS_LWX): Likewise.
14460 (ISA_HAS_LWUX): Likewise.
14461 (ISA_HAS_LDX): Likewise.
14462 * doc/extend.texi (__builtin_mips_ldx): Document.
14464 2012-01-04 Tristan Gingold <gingold@adacore.com>
14466 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14467 when long pointers are used.
14468 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14469 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14470 (ia64-hp-*vms*): Remove.
14471 * config/vms/xm-vms64.h: Delete.
14473 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14475 PR middle-end/51472
14476 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14478 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14480 * opts.c (finish_options): Remove duplicate sorry.
14482 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14484 PR middle-end/51696
14485 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14488 2012-01-04 Richard Guenther <rguenther@suse.de>
14490 PR middle-end/51750
14491 * tree.c (size_low_cst): New function.
14492 * tree.h (size_low_cst): Declare.
14493 * fold-const.c (fold_comparison): Use it to extract the low
14494 part of the POINTER_PLUS_EXPR offset.
14496 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14498 Fix clearing ZERO_REG
14499 * config/avr/avr.md (cc): Add alternative "ldi".
14500 (movqi_insn): Use it in cc attribute.
14501 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14502 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14503 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14505 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14507 * configure: Regenerate.
14509 2012-01-04 Richard Guenther <rguenther@suse.de>
14511 PR tree-optimization/49651
14512 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14513 (var_can_have_subvars): Use it.
14514 (get_constraint_for_1): Only consider subfields if there can be any.
14516 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14519 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14520 to its new canonical_cselib_val and the cselib_val was in
14521 first_containing_mem chain, but the canonical_cselib_val was not,
14522 add the latter into the chain.
14523 (cselib_invalidate_mem): Compare canonical_cselib_val of
14524 addr_list chain elt with v.
14527 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14528 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14530 (output_macinfo_op): Don't ggc_strdup fd->filename.
14531 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14532 then ggc_strdup it. Don't free inc->info or cur->info.
14533 (output_macinfo): Don't free ref->info or file->info.
14535 2012-01-03 Ira Rosen <irar@il.ibm.com>
14537 PR tree-optimization/51269
14538 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14539 first_niters a pointer.
14540 (slpeel_tree_peel_loop_to_edge): Likewise.
14541 (vect_do_peeling_for_loop_bound): Update call to
14542 slpeel_tree_peel_loop_to_edge.
14543 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14544 here. Remove it from the parameters list.
14545 (vect_do_peeling_for_alignment): Update calls and compute
14546 wide_prolog_niters.
14548 2012-01-03 Richard Guenther <rguenther@suse.de>
14550 PR tree-optimization/51070
14551 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14552 Properly handle calls.
14554 2012-01-03 Richard Guenther <rguenther@suse.de>
14556 PR tree-optimization/51692
14557 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14558 the LHS of allocation stmts.
14560 2012-01-03 Olivier Hainque <hainque@adacore.com>
14562 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14564 2012-01-03 Olivier Hainque <hainque@adacore.com>
14566 * collect2.c (main): In AIX specific computations for vector
14567 insertions, use CONST_CAST2 to cast from char ** to const char **.
14569 2012-01-03 Richard Guenther <rguenther@suse.de>
14572 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14573 the context of a limbo DIE when it does not already exist.
14575 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14577 PR tree-optimization/51719
14578 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14579 but direct call is, clear direct call's lhs and don't add fallthrough
14580 edge from dcall_bb to join_bb and PHIs.
14582 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14584 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14585 the instructions emitted by the pattern.
14586 ("*TDC_insn_<mode>"): Add comment.
14588 2012-01-03 Richard Guenther <rguenther@suse.de>
14590 PR middle-end/51730
14591 * fold-const.c (fold_comparison): Properly canonicalize
14592 tree offset and HOST_WIDE_INT bit position.
14594 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14596 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14597 operands for extzv pattern.
14599 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14602 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14605 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14607 * doc/invoke.texi (-flto and related options): Copy-edit.
14609 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14611 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14613 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14615 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14618 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14620 * expr.h (move_by_pieces_ninsns): Declare.
14621 * expr.c (move_by_pieces_ninsns): Make external.
14622 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14623 (mips_store_by_pieces_p): Likewise.
14624 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14625 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14626 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14627 (mips_store_by_pieces_p): Likewise.
14629 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14631 * passes.c (register_one_dump_file): Free full_name.
14633 * reload1.c (reload): Don't allocate reg_max_ref_width here.
14634 (calculate_elim_costs_all_insns): Free offsets_at and
14635 offsets_known_at at the end and clear the pointers.
14637 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14639 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
14640 this option introduced in r180739.
14642 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14645 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
14646 (tmake_file target=avr): Add avr/t-multilib.
14648 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
14649 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
14650 * config/avr/genmultilib.awk: New file.
14651 * config/avr/t-multilib: New auto-generated file.
14652 * config/avr/multilib.h: New auto-generated file.
14653 * config/avr/t-avr (AVR_MCUS): New variable.
14654 (genopt.sh): Use it.
14655 (s-mlib): Depend on t-multilib.
14656 (t-multilib, multilib.h): New dependencies.
14657 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
14658 (MULTILIB_OPTIONS): Remove.
14659 (MULTILIB_MATCHES): Remove.
14660 (MULTILIB_DIRNAMES): Remove.
14661 (MULTILIB_EXCEPTIONS): Remove:
14662 * config/avr/genopt.sh: Don't use hard coded file name;
14663 pass AVR_MCUS from t-avr instead.
14665 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14667 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
14669 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14671 Implement light-weight DImode support.
14672 * config/avr/avr-dimode.md: New file.
14673 * config/avr/avr.md: Include it.
14674 (adjust_len): Add plus64, compare64.
14675 (HIDI): Remove code iterator.
14676 (code_stdname): New code attribute.
14677 (rotx, rotsmode): Remove DI.
14678 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
14680 * config/avr/avr-protos.h (avr_have_dimode): New.
14681 (avr_out_plus64, avr_out_compare64): New.
14682 * config/avr/avr.c (avr_out_compare): Handle DImode.
14683 (avr_have_dimode): New variable definition and initialization.
14684 (avr_out_compare64, avr_out_plus64): New functions.
14685 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
14686 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
14687 (avr_compare_pattern): Skip DImode comparisons.
14689 2012-01-02 Revital Eres <revital.eres@linaro.org>
14691 * ddg.c (def_has_ccmode_p): New function.
14692 (add_cross_iteration_register_deps,
14693 create_ddg_dep_from_intra_loop_link): Call it.
14695 2012-01-02 Richard Guenther <rguenther@suse.de>
14698 * invoke.texi (fassociative-math): Remove spurious paranthesis.
14700 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14702 * gcc.c (process_command): Update copyright notice dates.
14703 * gcov.c (print_version): Likewise.
14704 * gcov-dump.c (print_version): Likewise.
14705 * mips-tfile.c (main): Likewise.
14706 * mips-tdump.c (main): Likewise.
14708 2012-01-01 Ira Rosen <irar@il.ibm.com>
14710 PR tree-optimization/51704
14711 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
14712 a use is inside the basic block or loop before accessing its vect info.
14714 2012-01-01 Jan Hubicka <jhjh@suse.cz>
14716 PR rtl-optimization/51069
14717 * cfgloopmanip.c (remove_path): Removing path making irreducible
14718 region unconditional makes BB part of the region.
14720 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14722 PR tree-optimization/51683
14723 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
14724 calls with side-effects.
14725 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14727 Copyright (C) 2012 Free Software Foundation, Inc.
14729 Copying and distribution of this file, with or without modification,
14730 are permitted in any medium without royalty provided the copyright
14731 notice and this notice are preserved.