1 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
3 * config/v850/v850.c: Remove redundant extern declarations for
4 last_assemble_variable_decl and size_directive_output.
6 * doc/tm.texi.in: Document JMP_BUF_SIZE.
7 * doc/tm.texi: Regenerate.
8 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
9 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
10 * config/stormy16/stormy16.h: Likewise.
12 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
14 * doc/sourcebuild.texi: Add missing subdirectories.
16 2012-06-25 Tristan Gingold <gingold@adacore.com>
18 * config/i386/i386.h: Fix typo.
20 2012-06-25 Tristan Gingold <gingold@adacore.com>
22 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
23 (seh_cfa_adjust_cfa): ... that function.
24 (seh_emit_stackalloc): Do not emit out of range values.
25 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
26 UNSPEC_DEF_CFA constants.
27 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
28 * config/i386/i386.c (ix86_frame_pointer_required): Required
29 for very large frames on SEH target.
30 (ix86_compute_frame_layout): Save area is before frame pointer
31 on SEH target. Handle very large frames.
32 (ix86_expand_prologue): Likewise.
34 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
36 * output.h: (current_function_is_leaf,
37 current_function_sp_is_unchanging,
38 current_function_uses_only_leaf_regs): Remove.
39 * function.c (current_function_is_leaf,
40 current_function_sp_is_unchanging,
41 current_function_uses_only_leaf_regs): Remove.
42 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
43 instead of current_function_uses_only_leaf_regs.
44 * function.h (struct rtl_data): New fields sp_is_unchanging,
45 is_leaf, uses_only_leaf_regs.
46 * resource.c (init_resource_info): Replace current_function_is_leaf,
47 current_function_sp_is_unchanging, and
48 current_function_uses_only_leaf_regs with new crtl fields.
49 * sdbout.c (sdbout_symbol): Likewise.
50 * df-core.c (rest_of_handle_df_initialize): Likewise.
51 * ira.c (ira): Likewise.
52 * final.c (final_start_function): Likewise.
53 * reorg.c (fill_simple_delay_slots): Likewise.
54 * regrename.c (check_new_reg_p): Likewise.
55 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
56 (notice_stack_pointer_modification): Likewise.
57 * dbxout.c (dbxout_symbol): Likewise.
58 (dbxout_parms): Likewise.
59 * sel-sched.c (init_regs_for_mode): Likewise.
60 * dwarf2out.c (dbx_reg_number): Likewise.
61 (multiple_reg_loc_descriptor): Likewise.
62 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
64 (ix86_select_alt_pic_regnum): Likewise.
65 (ix86_compute_frame_layout): Likewise.
66 (ix86_finalize_stack_realign_flags): Likewise.
67 (ix86_expand_epilogue): Likewise.
68 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
69 * config/h8300/h8300.c (byte_reg): Likewise.
70 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
71 (c6x_save_reg): Likewise.
72 (c6x_compute_frame_layout): Likewise.
73 * config/pa/pa.c (pa_compute_frame_size): Likewise.
74 (pa_output_function_prologue): Likewise.
75 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
76 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
77 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
78 (sparc_expand_prologue): Likewise.
79 (sparc_flat_expand_prologue): Likewise.
80 (sparc_asm_function_prologue): Likewise.
81 (sparc_output_mi_thunk): Likewise.
82 (sparc_frame_pointer_required): Likewise.
83 * config/epiphany/epiphany.c (epiphany_compute_function_type):
85 (epiphany_compute_frame_size): Likewise.
86 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
87 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
88 (cris_frame_pointer_required): Likewise.
89 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
90 (tilepro_current_function_is_leaf): Likewise.
91 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
92 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
93 * config/ia64/ia64.c (find_gr_spill): Likewise.
94 (ia64_compute_frame_size): Likewise.
95 (ia64_can_eliminate): Likewise.
96 (ia64_initial_elimination_offset): Likewise.
97 * config/m68k/m68k.c (m68k_save_reg): Likewise.
98 (m68k_expand_epilogue): Likewise.
99 * config/rx/rx.c (rx_get_stack_layout): Likewise.
100 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
101 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
103 (picochip_output_frame_debug): Likewise.
104 * config/sh/sh.c (sh_media_register_for_return): Likewise.
105 (sh_allocate_initial_value): Likewise.
106 (sh_output_mi_thunk): Likewise.
107 * config/microblaze/microblaze.c (microblaze_must_save_register):
109 (compute_frame_size): Likewise.
110 (microblaze_initial_elimination_offset): Likewise.
111 (microblaze_expand_prologue): Likewise.
112 (microblaze_expand_epilogue): Likewise.
113 * config/frv/frv.c (frv_expand_epilogue): Likewise.
114 (frv_frame_pointer_required): Likewise.
115 * config/spu/spu.c (get_pic_reg): Likewise.
116 (direct_return): Likewise.
117 (spu_expand_prologue): Likewise.
118 (spu_expand_epilogue): Likewise.
119 (spu_initial_elimination_offset): Likewise.
120 * config/mips/mips.c (mips_global_pointer): Likewise.
121 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
122 (mips_compute_frame_info): Likewise.
123 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
124 (mep_reload_pointer): Likewise.
125 * config/rl78/rl78.c (need_to_save): Likewise.
126 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
127 * config/score/score.c (score_compute_frame_size): Likewise.
128 (score_function_prologue): Likewise.
129 * config/bfin/bfin.c (must_save_p): Likewise.
130 (expand_prologue_reg_save): Likewise.
131 (expand_epilogue_reg_restore): Likewise.
132 (bfin_frame_pointer_required): Likewise.
133 (n_regs_saved_by_prologue): Likewise.
134 (add_to_reg): Likewise.
135 (expand_interrupt_handler_prologue): Likewise.
136 (expand_interrupt_handler_epilogue): Likewise.
137 (bfin_expand_prologue): Likewise.
138 * config/avr/avr.c (avr_regs_to_save): Likewise.
139 (avr_prologue_setup_frame): Likewise.
140 (expand_epilogue): Likewise.
141 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
142 (s390_register_info): Likewise.
143 (s390_frame_info): Likewise.
144 (s390_init_frame_layout): Likewise.
145 (s390_emit_prologue): Likewise.
148 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
150 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
151 * vmsdbgout: Do not undefine it if defined.
152 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
153 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
154 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
156 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
158 * config/mips/mips.c (mips_process_sync_loop): Add missing
161 2012-06-23 Richard Henderson <rth@redhat.com>
164 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
165 V*QImode shifts and multiply.
166 (ix86_expand_vecop_qihi): Support shifts.
167 * config/i386/i386.md (any_shift): New code iterator.
168 * config/i386/sse.md (ashlv16qi3): Merge ...
169 (<any_shiftrt>v16qi3): ... into ...
170 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
171 to support SSE and AVX.
173 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
174 parameter into src and dest.
175 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
176 (vec_unpacks_hi_<V124_AVX2>): Likewise.
177 (vec_unpacku_lo_<V124_AVX2>): Likewise.
178 (vec_unpacks_lo_<V124_AVX2>): Likewise.
179 * config/i386/i386-protos.h: Update.
181 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
182 pure expander; move expansion code ...
183 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
184 * config/i386/i386-protos.h: Update.
186 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
188 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
189 (popcntb<mode>2): Add attribute type popcnt.
190 (popcntd<mode>2): Ditto.
191 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
192 * config/rs6000/power5.md (define_insn_reservation): Ditto.
193 * config/rs6000/power7.md (define_insn_reservation): Ditto.
194 * config/rs6000/476.md (define_insn_reservation): Ditto.
195 * config/rs6000/power6.md (define_insn_reservation): New
196 reservation for popcnt instructions.
198 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
200 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
202 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
205 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
207 * config/i386/i386.c (ix86_option_override_internal): Allow
208 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
210 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
213 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
215 * double-int.c (double_int_multiple_of): New function.
216 * double-int.h (double_int_multiple_of): New decl.
217 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
218 (mbc_entry_hash): New forward decl.
219 (mbc_entry_eq): Likewise.
220 (zero_cost): Change to no_cost.
221 (mult_costs): New static var.
222 (cost_tables_exist): Likewise.
223 (initialize_costs): New function.
224 (finalize_costs): Likewise.
225 (tree_ssa_iv_optimize_init): Call initialize_costs.
226 (add_cost): Change to add_regs_cost; distinguish costs by speed.
227 (multiply_regs_cost): New function.
228 (add_const_cost): Likewise.
229 (extend_or_trunc_reg_cost): Likewise.
230 (negate_reg_cost): Likewise.
231 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
233 (get_address_cost): Change add_cost to add_regs_cost; change
234 multiply_by_cost to multiply_by_const_cost.
235 (force_expr_to_var_cost): Change zero_cost to no_cost; change
236 add_cost to add_regs_cost; change multiply_by_cost to
237 multiply_by_const_cost.
238 (split_cost): Change zero_cost to no_cost.
239 (ptr_difference_cost): Likewise.
240 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
241 to multiply_by_const_cost.
242 (get_computation_cost_at): Change add_cost to add_regs_cost; change
243 multiply_by_cost to multiply_by_const_cost.
244 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
245 (determine_iv_cost): Change add_cost to add_regs_cost.
246 (iv_ca_new): Change zero_cost to no_cost.
247 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
248 * tree-ssa-address.c (most_expensive_mult_to_index): Change
249 multiply_by_cost to multiply_by_const_cost.
250 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
251 (add_regs_cost): New decl.
252 (multiply_regs_cost): Likewise.
253 (add_const_cost): Likewise.
254 (extend_or_trunc_reg_cost): Likewise.
255 (negate_reg_cost): Likewise.
257 2012-06-22 Richard Guenther <rguenther@suse.de>
259 Merge from graphite branch
260 2011-08-10 Sebastian Pop <sebpop@gmail.com>
262 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
264 2012-01-13 Tobias Grosser <tobias@grosser.es>
266 * tree-flow.h (parallelized_function_p): Declare.
267 * tree-parloops.c (parallelized_function_p): Export.
268 * graphite.c (graphite_transform_loops): Do not run graphite on
269 already parallel functions.
271 2012-06-22 Alan Modra <amodra@gmail.com>
273 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
274 return mem. Convert to indirect addressing if not indirect or
275 indexed. Adjust all callers.
277 2012-06-22 Richard Guenther <rguenther@suse.de>
279 * gcov-iov.c: Include bconfig.h and system.h.
281 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
283 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
285 2012-06-22 Richard Guenther <rguenther@suse.de>
287 PR gcov-profile/53744
288 * gcov-iov.c (main): Treat "" and "prerelease" the same.
290 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
293 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
294 for GNU Fortran if in strict DWARF2 mode.
296 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
298 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
299 DECL_IGNORED_P non-reg vars even if they are used.
301 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
305 * var-tracking.c (vt_get_canonicalize_base): New.
306 (vt_canonicalize_addr, vt_stack_offset_p): New.
307 (vt_canon_true_dep): New.
308 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
309 (clobber_overlaping_mems): Use vt_canonicalize_addr.
311 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
315 * var-tracking.c (vt_initialize): Record initial offset between
316 arg pointer and stack pointer.
318 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
322 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
325 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
329 * alias.c (memrefs_conflict_p): Improve handling of AND for
332 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
334 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
336 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
339 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
341 2012-06-21 Meador Inge <meadori@codesourcery.com>
344 * c-decl.c (c_push_function_context): Restore the behavior to reuse
345 the language function allocated for -Wunused-local-typedefs.
346 (c_pop_function_context): If necessary, clear the language function
347 created in c_push_function_context. Always clear out the
348 x_cur_stmt_list field of the restored language function.
350 2012-06-21 Sterling Augustine <saugustine@google.com>
351 Cary Coutant <ccoutant@google.com>
353 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
354 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
355 (comdat_type_struct): New field 'skeleton_die'.
356 (breakout_comdat_types): Update it.
357 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
358 is_namespace_die. Fix minor style violation. Call want_pubnames.
359 (add_pubname_string): Call want_pubnames.
360 (add_pubtype): Rework logic for calculating type name. Call
361 is_namespace_die. Call want_pubnames.
362 (output_pubnames): Move conditional logic deciding when to produce the
363 section from dwarf2out_finish. Use new skeleton_die field.
364 (base_type_die): Call add_pubtype.
365 (gen_enumeration_type_die): Unconditionally call add_pubtype.
366 (gen_subprogram_die): Adjust calls to add_pubname.
367 (gen_namespace_die): Call add_pubname_string.
368 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
369 produce pubnames and pubtypes sections to output_pubnames.
370 * common.opt (-gpubnames): New option.
371 * doc/invoke.texi: Document it.
373 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
375 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
377 2012-06-21 Michael Matz <matz@suse.de>
380 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
383 2012-06-21 Richard Guenther <rguenther@suse.de>
385 * tree-inline.c (estimate_num_insns): Estimate call cost for
388 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
390 * tree.h (DECL_SOURCE_COLUMN): New accessor.
392 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
394 * config/i386/i386.md (SINCOS): New int iterator.
395 (sincos): New int attribute.
396 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
398 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
399 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
401 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386.md (RDFSGSBASE): New int iterator.
405 (fsgs): New int attribute.
406 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
407 RDFSGSBASE int iterator.
408 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
409 WRFSGSBASE int iterator.
411 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
413 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
414 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
415 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
416 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
419 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
421 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
423 2012-06-20 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/30318
426 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
428 (range_int_cst_singleton_p): But explicitely here.
429 (zero_nonzero_bits_from_vr): And here.
430 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
431 to cover all cases we can perform arbitrary precision
432 arithmetic with double-ints.
433 (intersect_ranges): Handle adjacent anti-ranges.
435 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
437 * config/i386/i386.md (rounding_insn): New int attribute.
438 (<rounding_insn>xf2): Macroize insn from
439 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
440 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
442 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
444 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
445 (ieee_maxmin): New int attribute.
446 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
447 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
449 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
451 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
452 * config/arm/arm.c: Do not include c-pragma.h.
453 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
454 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
455 to arm_emit_eabi_attribute.
456 * arm-c.c: Do not include output.h.
457 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
458 call to arm_emit_eabi_attribute.
459 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
461 2012-06-20 Richard Guenther <rguenther@suse.de>
463 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
464 Allow adjusting alignment of user-aligned decls again.
466 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
468 * config/rl78/rl78-c.c: Remove unnecessary includes.
470 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
472 * config/cris/cris.c: Include cgraph.h.
473 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
475 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
477 * emit-rtl.c (need_atomic_barrier_p): New function.
478 * emit-rtl.h (need_atomic_barrier_p): Declare it.
479 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
480 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
481 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
482 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
483 (mips_process_sync_loop): Use generic version instead.
485 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
487 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
490 2012-06-19 Tom de Vries <vries@codesourcery.com>
491 Maxim Kuvyrkov <maxim@codesourcery.com>
493 * config/mips/constraints.md (ZR): New constraint.
494 * config/mips/predicates.md (mem_noofs_operand): New predicate.
495 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
496 * config/mips/mips.h (TARGET_XLP): Define.
497 (TARGET_SYNC_AFTER_SC): Update.
498 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
499 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
500 XLP-specific swap and ldadd patterns.
501 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
503 2012-06-19 Tom de Vries <vries@codesourcery.com>
504 Maxim Kuvyrkov <maxim@codesourcery.com>
506 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
507 (mips_emit_post_atomic_barrier_p): New static functions.
508 (mips_process_sync_loop): Use them. Emit sync memory barriers in
509 accordance with memory model semantics. Add return of CMP result for
511 * config/mips/mips.md: Update comment.
512 (sync_cmp): New attribute.
513 (sync_memmodel): New attribute replacing sync_release_barrier.
514 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
515 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
516 (sync_lock_test_and_set, test_and_set_12): Update.
517 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
518 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
520 2012-06-19 Joseph Myers <joseph@codesourcery.com>
522 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
523 mov_si<mode>_e500_subreg0.
524 (*mov_si<mode>_e500_subreg0_elf_low)
525 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
527 2012-06-19 Richard Henderson <rth@redhat.com>
529 * config/alpha/alpha.c: Include params.h.
530 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
531 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
533 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
535 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
536 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
537 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
539 * doc/tm.texi: Regenerate.
540 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
542 * config/darwin-c.c: Include target.h.
543 (darwin_objc_declare_unresolved_class_reference): New function.
544 (darwin_objc_declare_class_definition): New function.
545 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
546 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
548 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
550 * target.def (output_ident): New hook.
551 * targhooks.h (default_asm_output_ident_directive): Add prototype.
552 * varasm.c (assemble_asm): Only prefix a tab if the string does not
553 already start with one.
554 (default_asm_output_ident_directive): New function to emit
555 .ident as a top-level asm node while parsing, or directly to
556 asm_out_file after parsing.
557 * toplev.c (compile_file): Print a GCC .ident with
558 targetm.asm_out.output_ident.
559 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
560 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
561 * doc/tm.texi: Update.
563 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
564 (TARGET_ASM_OUTPUT_IDENT): Define.
565 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
566 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
567 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
568 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
569 (TARGET_ASM_OUTPUT_IDENT): Define.
570 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
571 (TARGET_ASM_OUTPUT_IDENT): Define.
573 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
574 * config/cris/cris.c (cris_asm_output_ident): New function.
575 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
577 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
579 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
580 (microblaze_asm_output_ident): Rewrite to work similar to
581 default_asm_output_ident_directive for front-end .idents.
582 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
583 (TARGET_ASM_OUTPUT_IDENT): Define.
585 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
586 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
588 * config/rx/rx.c: Include cgraph.h for add_asm_node.
589 (rx_asm_output_ident): New function, similar to
590 default_asm_output_ident_directive, but handle AS100 syntax also, so
591 that #ident also works for rx in AS100 syntax.
592 (TARGET_ASM_OUTPUT_IDENT): Define.
593 * config/rx/rx.h (IDENT_ASM_OP): Remove.
595 * Makefile.in: Fix dependencies for c-family/c-lex.o.
597 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
599 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
600 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
602 (*fist<mode>2_<rounding>_1): Macroize insn from
603 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
604 (fistdi2_<rounding>): Macroize insn from
605 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
606 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
607 corresponding splitters from fistdi2_{floor,ceil} and corresponding
608 splitters using FIST_ROUNDING int iterator.
609 (fist<mode>2_<rounding>): Macroize insn from
610 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
611 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
612 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
613 splitters using FIST_ROUNDING int iterator.
614 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
615 using FIST_ROUNDING int iterator.
617 2012-06-19 Richard Henderson <rth@redhat.com>
619 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
620 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
621 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
622 * config/i386/sse.md (sse2_mulv4si3): Delete.
623 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
624 nonimmediate_or_const_vector_operand.
626 2012-06-19 Richard Henderson <rth@redhat.com>
628 * expmed.c (struct init_expmed_rtl): Split ...
629 (init_expmed_one_mode): ... out of ...
630 (init_expmed): ... here. Initialize integer vector modes also.
631 (synth_mult): Handle integer vector modes.
632 (choose_mult_variant): Likewise.
633 (expand_mult_const): Likewise.
634 (expand_mult): Likewise.
635 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
637 2012-06-19 Richard Henderson <rth@redhat.com>
639 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
640 integral vector modes.
642 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
645 (rounding): New int attribute.
647 (frndintxf2_<rounding>): Macroize insn from
648 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
649 (frndintxf2_<rounding>_i387): Macroize insn from
650 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
652 2012-06-19 Richard Guenther <rguenther@suse.de>
654 * tree-vrp.c (union_ranges): New function.
655 (vrp_meet_1): Use union_ranges.
656 (vrp_meet): Dump what we union and call vrp_meet_1.
658 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
660 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
661 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
662 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
663 (attr write_conflict, attr core_cycles): Update.
664 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
666 2012-06-19 Richard Guenther <rguenther@suse.de>
668 * tree-vrp.c (intersect_ranges): Handle more cases.
669 (vrp_intersect_ranges): Dump what we intersect and call ...
670 (vrp_intersect_ranges_1): ... this.
672 2012-06-19 Richard Guenther <rguenther@suse.de>
674 PR tree-optimization/53708
675 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
676 user-supplied alignment and alignment of decls with the used
679 2012-06-18 Lawrence Crowl <crowl@google.com>
681 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
682 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
683 (TV_PHASE_STREAM_IN): New.
684 (TV_PHASE_STREAM_OUT): New.
685 * timevar.c (validate_phases): New.
686 (timevar_print): Call validate_phases.
687 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
689 * langhooks.c (write_global_declarations): Rename use of
690 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
691 TV_PHASE_CHECK_DBGINFO.
692 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
693 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
694 lang_hooks.decls.final_write_globals.
696 2012-06-18 David Edelshn <dje.gcc@gmail.com>
698 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
700 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
704 (*sse4_2_pcmpistr_unaligned): New.
706 2012-06-18 Ian Bolton <ian.bolton@arm.com>
707 Sameera Deshpande <sameera.deshpande@arm.com>
708 Greta Yorsh <greta.yorsh@arm.com>
710 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
711 * config/arm/arm.c (print_multi_reg): Remove.
712 (vfp_output_fldmd): Likewise.
713 (arm_output_epilogue): Likewise.
714 * config/arm/arm.md (epilogue_insns): Update condition and code.
716 2012-06-18 Ian Bolton <ian.bolton@arm.com>
717 Sameera Deshpande <sameera.deshpande@arm.com>
718 Greta Yorsh <greta.yorsh@arm.com>
720 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
721 * config/arm/arm.c (thumb2_expand_return): New function.
722 * config/arm/arm.md (return): Update condition and code.
724 2012-06-18 Ian Bolton <ian.bolton@arm.com>
725 Sameera Deshpande <sameera.deshpande@arm.com>
726 Greta Yorsh <greta.yorsh@arm.com>
728 * config/arm/arm-protos.h (output_return_instruction): New parameter
729 and int to bool change of parameter types.
730 * config/arm/arm.c (output_return_instruction): Likewise.
731 * config/arm/arm.md (arm_simple_return): New pattern.
732 (arm_return, cond_return, cond_return_inverted): Add new arguments.
733 * config/arm/thumb2.md (thumb2_return): Update condition and code.
735 2012-06-18 Ian Bolton <ian.bolton@arm.com>
736 Sameera Deshpande <sameera.deshpande@arm.com>
737 Greta Yorsh <greta.yorsh@arm.com>
739 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
740 * config/arm/arm.c (arm_expand_epilogue): New function.
741 * config/arm/arm.md (epilogue): Update condition and code.
742 (sibcall_epilogue): Likewise.
744 2012-06-18 Ian Bolton <ian.bolton@arm.com>
745 Sameera Deshpande <sameera.deshpande@arm.com>
746 Greta Yorsh <greta.yorsh@arm.com>
748 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
749 * config/arm/arm.md (arm_addsi3) Add an alternative.
751 2012-06-18 Ian Bolton <ian.bolton@arm.com>
752 Sameera Deshpande <sameera.deshpande@arm.com>
753 Greta Yorsh <greta.yorsh@arm.com>
755 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
756 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
757 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
759 2012-06-18 Ian Bolton <ian.bolton@arm.com>
760 Sameera Deshpande <sameera.deshpande@arm.com>
761 Greta Yorsh <greta.yorsh@arm.com>
763 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
764 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
765 (pop_multiple_with_return, ldr_with_return) Likewise.
766 * config/arm/predicates.md (pop_multiple_return) New special predicate.
767 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
768 * config/arm/arm.c (arm_output_multireg_pop) New function.
769 (arm_emit_multi_reg_pop): New function.
771 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
773 * config/arm/arm.c (ldm_stm_operation_p): Require SP
774 as base register for loads if SP is in the register list.
776 2012-06-18 Richard Guenther <rguenther@suse.de>
778 PR tree-optimization/53693
779 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
780 Reject operands with more than one use.
782 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
784 PR tree-optimization/53703
785 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
786 correctly set bb_for_def[12].
788 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
790 * config/vax/vax.h (VMS_TARGET): Remove.
792 2012-06-18 Richard Guenther <rguenther@suse.de>
794 * tree-vrp.c (extract_range_from_assert): Split out range
796 (intersect_ranges): New function.
797 (vrp_intersect_ranges): Likewise.
799 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
801 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
804 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
806 * doc/md.texi: Document int iterators.
807 * read-rtl.c (ints): New iterator group.
808 (find_int): Int iterator group callback.
809 (apply_int_iterator): Likewise.
810 (apply_iterators): Traverse int iterator table and add all the used
812 (initialize_iterators): Initialize data structures and callbacks for
814 (read_rtx): Parse and read mappings for int iterators.
815 (read_rtx_code): Record int iterator usage.
817 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
820 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
821 performing an addition.
823 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
825 * output.h (split_double): Move prototype to rtl.h.
826 (constructor_static_from_elts_p): Move prototype to tree.c.
827 * rtl.h (split_double): Moved here from output.h.
828 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
829 * final.c (split_double): Move from here ...
830 * rtlanal.c (split_double): ... to here.
831 * expr.c: Do not include output.h.
833 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
835 * cfglayout.h: Remove.
836 * cfglayout.c: Remove.
837 * function.h (struct function): Remove x_last_location field.
838 * function.c: Do not include cfglayout.h.
839 (expand_function_start): Do not call no-op force_next_line_note.
840 (expand_function_end): Likewise.
841 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
842 (unlink_insn_chain): Moved here from cfglayout.c.
843 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
844 into_cfg_layout_mode, outof_cfg_layout_mode,
845 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
846 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
847 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
848 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
849 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
850 cfg_layout_finalize): Likewise.
851 (rtl_can_remove_branch_p): Likewise.
852 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
853 (duplicate_insn_chain): Likewise.
854 (force_next_line_note): Remove prototype.
855 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
856 (last_location): Remove #define to emit.x_last_location.
857 (force_next_line_note): Remove no-op function.
858 (init_emit): Don't set x_last_location.
859 (block_locators_locs, block_locators_blocks, locations_locators_locs,
860 locations_locators_vals, prologue_locator, epilogue_locator,
861 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
862 Move POD to here from cfglayout.c.
863 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
864 set_curr_insn_source_location, get_curr_insn_source_location,
865 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
866 locator_scope, insn_scope, locator_location, locator_line, insn_line,
867 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
868 * cfghooks.h: Remove double-include protection.
869 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
870 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
871 * final.c: Do not include cfglayout.h.
872 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
873 (reemit_insn_block_notes): Likewise. Make static.
874 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
875 operation_could_trap_p, tree_could_throw_p): Move from here...
876 * tree.h: ... to here.
877 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
878 * profile.c: Do not include cfghooks.h.
879 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
880 * modulo-sched.c: Likewise.
881 * loop-unswitch.c: Do not include cfglayout.h.
882 * sched-ebb.c: Likewise.
883 * tracer.c: Likewise.
885 * tree-vect-loop-manip.c: Likewise.
886 * loop-init.c: Likewise.
887 * dwarf2out.c: Likewise.
888 * hw-doloop.c: Likewise.
889 * loop-unroll.c: Likewise.
890 * cfgcleanup.c: Likewise.
891 * bb-reorder.c: Likewise.
892 * sched-rgn.c: Likewise.
893 * tree-cfg.c: Likewise.
894 * config/alpha/alpha.c: Likewise.
895 * config/spu/spu.c: Likewise.
896 * config/sparc/sparc.c: Likewise.
897 * config/sh/sh.c: Likewise.
898 * config/c6x/c6x.c: Likewise.
899 * config/ia64/ia64.c: Likewise.
900 * config/rs6000/rs6000.c: Likewise.
901 * config/score/score.c: Likewise.
902 * config/mips/mips.c: Likewise.
903 * config/bfin/bfin.c: Likewise.
904 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
905 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
906 * config/spu/t-spu-elf (spu.o: $): Likewise.
907 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
909 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
911 * cfgloop.h: Do not include rtl.h.
912 (enum iv_extend_code): New.
913 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
914 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
915 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
916 an IV_EXTEND_CODE to an RTX_CODE.
917 (dump_iv_info): Update for rtx_iv field type change.
918 (iv_constant): Likewise.
919 (iv_subreg): Likewise.
920 (iv_extend): Likewise.
924 (iv_shift): Likewise.
925 (get_biv_step_1): Likewise.
926 (get_biv_step): Likewise.
927 (iv_analyze_biv): Likewise.
928 (get_iv_value): Likewise.
929 (shorten_into_mode): Likewise.
930 (canonicalize_iv_subregs): Likewise.
931 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
932 of MAY_HAVE_DEBUG_INSNS.
933 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
934 * tree-ssa-loop-prefetch.c: Likewise.
936 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
938 * expmed.c (ceil_log2): Move from here...
939 * hwint.c: ... to here for older GCCs...
940 * hwint.h: ... and here for newer GCCs.
941 * rtl.h (ceil_log2): Remove prototype.
943 * tree-phinodes.c: Do not include rtl.h.
944 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
946 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
948 * config/cris/cris.h (TARGET_ELF): Remove.
949 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
950 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
951 (LOCAL_LABEL_PREFIX): Likewise.
952 * config/cris/cris.c (cris_target_asm_named_section): Remove.
953 (cris_option_override): Simpify using TARGET_ELF==1.
954 (cris_file_start): Likewise.
955 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
957 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
961 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
964 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
966 2012-06-15 Easwaran Raman <eraman@google.com>
968 * passes.c (init_optimization_passes): Remove pass_call_cdce
969 from its current position and insert after pass_dce.
971 2012-06-15 Walter Lee <walt@tilera.com>
973 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
975 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
977 * arm.c (note_invalid_constants): Don't return a result.
978 (arm_memory_load_p): Delete function.
979 (arm_const_double_rtx): Delete iterator variable i;
980 (fp_immediate_constant): Likewise.
981 (fp_const_from_val): Likewise.
983 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
985 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
988 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
989 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
991 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
993 * config/avr/avr.c (avr_default_expand_builtin): New function.
994 (avr_expand_builtin): Use it.
995 (avr_expand_unop_builtin): Remove.
996 (avr_expand_binop_builtin): Remove.
997 (avr_expand_triop_builtin): Remove.
999 2012-06-15 Michael Matz <matz@suse.de>
1002 * cfgexpand.c (add_alias_set_conflicts): Remove.
1003 (expand_used_vars): Don't call it.
1004 (aggregate_contains_union_type): Remove.
1005 * function.c (n_temp_slots_in_use): New static data.
1006 (make_slot_available, assign_stack_temp_for_type): Update it.
1007 (init_temp_slots): Zero it.
1008 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1009 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1011 2012-06-15 Michael Matz <matz@suse.de>
1013 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1014 argument, don't emit assign statement if value is directly usable.
1015 (gimplify_expr): Adjust.
1017 2012-06-15 Michael Matz <matz@suse.de>
1019 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1020 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1022 2012-06-15 Richard Guenther <rguenther@suse.de>
1024 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1025 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1026 we assert for in set_value_range to VR_VARYING.
1028 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1030 * arm.md (addsf3, adddf3): Use s_register_operand.
1031 (subsf3, subdf3): Likewise.
1032 (mulsf3, muldf3): Likewise.
1033 (difsf3, divdf3): Likewise.
1034 (movsfcc, movdfcc): Likewise.
1035 * predicates.md (f_register_operand): Delete.
1036 (arm_float_rhs_operand): Delete.
1037 (arm_float_add_operand): Delete.
1038 (arm_float_compare_operand): Use s_register_operand when
1040 (cirrus_register_operand): Delete.
1041 (cirrus_fp_register): Delete.
1042 (cirrus_shift_const): Delete.
1043 (cmpdi_operand): Remove Maverick support.
1044 * constraints.md (f, v, H): Delete constraints.
1045 (G): Update documentation.
1046 * arm.c (fp_consts_inited): Convert to bool.
1047 (strings_fp): Delete.
1048 (values_fp): Delete.
1049 (value_fp0): New variable.
1050 (init_fp_table): Simplify logic.
1051 (arm_const_double_rtx): Likewise.
1052 (fp_immediate_constant): Likewise.
1053 (fp_const_from_val): Likewise.
1054 (neg_const_double_rtx_ok_for_fpa): Delete.
1055 * doc/md.texi (ARM constraints): Update documentation.
1057 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1059 PR tree-optimization/53636
1060 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1061 stride when doing basic-block vectorization.
1063 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1065 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1068 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1070 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1071 allocate and free bbs array for the SLP case.
1073 PR tree-optimization/51581
1074 * expr.h (choose_multiplier): New prototype.
1075 * expmed.c (choose_multiplier): No longer static.
1076 Change multiplier_ptr from rtx * to UHWI *.
1077 (expand_divmod): Adjust callers.
1078 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1079 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1080 argument to new_stmt_vec_info. Attempt to optimize also divisions
1081 by non-pow2 constants if integer vector division isn't supported.
1082 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1083 don't look at pattern stmts and sequences.
1085 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1088 * common.opt (-fdelete-dead-exceptions): New switch.
1089 * doc/invoke.texi (Code Gen Options): Document it.
1090 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1091 insn_could_throw_p predicate. Do not skip an insn that could throw
1092 if dead exceptions can be deleted.
1093 (insn_live_p): Likewise, do not return true in that case.
1094 * dce.c (can_alter_cfg): New flag.
1095 (deletable_insn_p): Do not return false for an insn that can throw if
1096 the CFG can be altered and dead exceptions can be deleted.
1097 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1098 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1099 predicate. Do not preserve an insn that could throw if dead exceptions
1101 * function.h (struct function): Add can_delete_dead_exceptions flag.
1102 * function.c (allocate_struct_function): Set it.
1103 * lto-streamer-in.c (input_struct_function_base): Stream it.
1104 * lto-streamer-out.c (input_struct_function_base): Likewise.
1105 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1106 statement that could throw as necessary if dead exceptions can be
1109 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1111 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1113 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1116 * config/sh/sh.md: Add peephole for swapbsi2.
1117 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1119 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1121 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1122 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1124 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1127 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1129 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1131 * arm.c (arm_cirrus_insn_p): Delete.
1132 (cirrus_reorg): Delete.
1133 (arm_reorg): Don't call cirrus_reorg.
1134 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1135 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1136 (adddi3, subdi3): Remove Maverick support.
1137 (arm_adddi3): Likewise.
1138 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1139 (addsf3, adddf3): Likewise.
1140 (subsf3, subdf3): Likewise.
1141 (mulsf3, muldf3): Likewise.
1142 (ashldi3, ashrdi3, lshrdi3): Likewise.
1143 (floatsisf2, floatsidf2): Likewise.
1144 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1145 (arm_movdi, thumb1_movdi_insn): Likewise.
1146 (arm_cmpdi_insn): Likewise.
1147 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1148 (cirrus.md): Don't include.
1149 * cirrus.md: Delete file.
1150 * t-arm (MD_INCLUDES): Remove cirrus.md.
1152 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1154 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1155 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1156 cgraph_function_possibly_inlined_p.
1157 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1158 (process_scope_var): Do not emit concrete instances of abstracted
1159 nested functions from here.
1160 (gen_decl_die): Emit the abstract instance if the function is possibly
1161 abstracted and not only possibly inlined.
1162 (dwarf2out_finish): Find the first non-abstract parent instance and
1163 attach concrete instances on the limbo list to it.
1165 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1167 * arm.md (divsf3, divdf3): Remove FPA support.
1168 (negsf2, negdf2): Likewise.
1169 (sqrtsf2, sqrtdf2): Likewise.
1170 (movdfcc): Likewise.
1171 (modsf3, moddf3, movxf): Delete.
1172 (push_fp_multi): Delete.
1173 (fpa.md): Don't include it.
1174 * fpa.md: Delete file.
1175 * t-arm (MD_INCLUDES): Remove fpa.md.
1177 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1179 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1180 (cost_for_stmt): Remove decl.
1181 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1182 * tree-vect-loop.c (vect_get_cost): Remove.
1183 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1184 vect_get_stmt_cost rather than vect_get_cost.
1185 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1187 (vect_estimate_min_profitable_iters): Correct typo in call to
1188 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1190 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1192 (vect_model_induction_cost): Likewise.
1193 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1194 typo in call to vect_get_single_scalar_iteration_cost.
1195 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1196 (cost_for_stmt): Remove unnecessary function.
1197 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1199 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1201 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1202 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1203 * arm-tables.opt: Regenerated.
1204 * doc/invoke.texi: Remove references to deleted options.
1206 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1208 * config/h8300/genmova.sh: Modified to add offset bits of
1209 mova/Sz assembly instruction for memory access.
1210 * config/h8300/h8300.c: Likewise.
1211 * config/h8300/mova.md: Likewise.
1213 2012-06-12 Christian Bruel <christian.bruel@st.com>
1216 * config/sh/sh.c (sh_option_override): Don't force
1217 flag_omit_frame_pointer and maccumulate_outgoing_args.
1218 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1220 2012-06-14 Richard Guenther <rguenther@suse.de>
1222 * tree-vrp.c (VR_INITIALIZER): New define.
1223 (ranges_from_anti_range): New function.
1224 (extract_range_from_binary_expr_1): Decompose operations on
1225 VR_ANTI_RANGEs to operations on VR_RANGE.
1226 (extract_range_from_unary_expr_1): Likewise.
1227 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1228 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1229 extract_range_from_cond_expr, adjust_range_with_scev,
1230 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1231 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1233 2012-06-13 Richard Henderson <rth@redhat.com>
1235 * hwint.h (HOST_WIDEST_INT_C): New.
1236 (HOST_WIDE_INT_C): New.
1237 (HOST_WIDE_INT_1): Use it.
1238 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1240 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1243 * var-tracking.c: Include alias.h.
1244 (overlapping_mems): New struct.
1245 (drop_overlapping_mem_locs): New.
1246 (clobber_overlapping_mems): New.
1247 (var_mem_delete_and_set, var_mem_delete): Call it.
1248 (val_bind): Likewise, but only if modified.
1249 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1250 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1252 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1255 * var-tracking.c (loc_exp_dep_pool): New.
1256 (vt_emit_notes): Create and release the pool.
1257 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1258 (emit_notes_in_bb): Likewise.
1259 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1260 (notify_dependents_of_changed_value): Likewise.
1261 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1262 variables don't have a VAR_LOC_DEP_LST.
1263 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1264 VALUEs or MEMs of VALUEs.
1266 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1270 * dce.c (word_dce_process_block): Insert debug temps only if the
1272 (dce_process_block): Likewise, and if debug.used is not empty,
1273 and only after iterating over all DEFs that might mark the insn.
1275 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1277 * common.opt (ftree-coalesce-inlined-vars): New.
1278 (ftree-coalesce-vars): New.
1279 * doc/invoke.texi: Document them.
1280 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1283 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1285 * read-rtl.c (mapping): Remove index field. Add current_value field.
1286 Define heap vectors.
1287 (iterator_group): Fix long line. Remove num_builtins field and
1288 uses_iterator fields. Make apply_iterator take a void * parameter.
1289 (iterator_use, atttribute_use): New structures.
1290 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1291 (current_iterators, iterator_uses, attribute_uses): New variables.
1292 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1293 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1294 (map_attr_string, apply_iterator_to_string): Remove iterator
1295 and value parameters. Look through all current iterator values
1296 for a matching attribute.
1297 (mode_attr_index, apply_mode_maps): Delete.
1298 (apply_iterator_to_rtx): Replace with...
1299 (copy_rtx_for_iterators): ...this new function.
1300 (uses_iterator_p, apply_iterator_traverse): Delete.
1301 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1303 (add_mapping): Remove index field. Set current_value field.
1304 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1306 (find_iterator): Delete.
1307 (record_iterator_use, record_attribute_use): New functions.
1308 (record_potential_iterator_use): New function.
1309 (check_code_iterator): Remove handling of bellwether codes.
1310 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1311 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1312 parameter. Use the first code iterator value instead of the
1313 bellwether_codes array. Use record_potential_iterator_use for modes.
1315 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1318 * config/sh/sh.md (bswapsi2): New expander.
1319 (swapbsi2): New insn.
1321 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1324 * config/i386/i386.c (ix86_tune_cost): New variable.
1325 (ix86_option_override_internal): Set ix86_tune_cost. Use
1326 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1327 l1_cache_size and l2_cache_size.
1329 2012-06-13 Richard Guenther <rguenther@suse.de>
1331 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1332 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1333 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1334 VR_ANTI_RANGE with VR_ANTI_RANGE.
1336 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1338 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1340 (obsolete): ... here.
1341 (arm*-*-freebsd*): Remove.
1342 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1343 (arm*-*-uclinux*): Likewise.
1344 (arm*-*-ecos-elf): Remove.
1345 (arm*-*-rtems*): Remove.
1346 (arm*-*-elf): Remove.
1347 (arm*-wince-pe*): Remove.
1348 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1349 * arm/ecos-elf.h: Delete.
1350 * arm/t-strongarm-elf: Delete.
1351 * arm/rtems-elf.h: Delete.
1352 * arm/wince-pe.h: Delete.
1355 * arm/t-wince-pe: Delete.
1357 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1359 PR tree-optimization/53647
1360 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1361 targets with no defined cache line size.
1363 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1365 * targhooks.c (default_builtin_vectorized_conversion): Handle
1366 vec_construct, using vectype to base cost on subparts.
1367 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1368 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1369 instead of scalar_to-vec.
1370 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1371 vec_construct in same way as default for now.
1372 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1373 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1374 Handle vec_construct, including special case for 32-bit loads.
1376 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1378 * config/arm/arm.c (FL_IWMMXT2): New define.
1379 (arm_arch_iwmmxt2): New variable.
1380 (arm_option_override): Enable use of iWMMXt with VFP.
1381 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1382 Thumb mode. Set arm_arch_iwmmxt2.
1383 (arm_expand_binop_builtin): Accept VOIDmode op.
1384 (enum arm_builtins): Revise built-in fcode.
1385 (IWMMXT2_BUILTIN): New define.
1386 (IWMMXT2_BUILTIN2): Likewise.
1387 (iwmmx2_mbuiltin): Likewise.
1388 (builtin_description bdesc_2arg): Revise built in declaration.
1389 (builtin_description bdesc_1arg): Likewise.
1390 (arm_init_iwmmxt_builtins): Revise built in initialization.
1391 (arm_expand_builtin): Revise built in expansion.
1392 (arm_output_iwmmxt_shift_immediate): New function.
1393 (arm_output_iwmmxt_tinsr): Likewise.
1394 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1395 (arm_output_iwmmxt_tinsr): Likewise.
1396 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1397 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1398 (rorv4hi3, rorv2si3, rordi3): Likewise.
1399 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1400 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1401 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1402 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1403 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1404 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1405 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1406 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1407 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1408 (ror<mode>3, ror<mode>3_di): Likewise.
1409 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1410 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1411 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1412 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1413 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1414 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1415 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1416 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1417 (All instruction patterns): Add wtype attribute.
1418 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1419 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1420 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1421 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1422 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1423 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1424 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1425 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1426 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1427 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1428 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1429 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1430 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1431 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1432 (iwmmxt2.md): Include.
1433 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1434 (TARGET_IWMMXT2): New define.
1435 (TARGET_REALLY_IWMMXT2): Likewise.
1436 (arm_arch_iwmmxt2): Declare.
1437 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1438 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1439 Use C name-mangling for intrinsics.
1441 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1442 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1443 (_m_from_int): Likewise.
1444 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1445 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1446 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1447 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1448 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1449 (_mm_tbcst_pi32): Likewise.
1450 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1451 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1452 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1453 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1454 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1455 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1456 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1457 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1458 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1459 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1460 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1461 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1462 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1463 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1464 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1465 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1466 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1467 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1468 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1469 (_m_to_int): New define.
1470 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1471 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1472 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1474 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1475 (arch): Add "iwmmxt2".
1476 (arch_enabled): Handle "iwmmxt2".
1477 (wtype): New attribute.
1478 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1479 (UNSPEC_WALIGNI): New unspec.
1480 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1481 * config/arm/iterators.md (VMMX2): New mode_iterator.
1482 * config/arm/marvell-f-iwmmxt.md: New file.
1483 * config/arm/iwmmxt2.md: New file.
1485 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1490 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1491 if type isn't complete.
1493 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1495 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1497 2012-06-12 Richard Henderson <rth@redhat.com>
1499 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1500 iterator instead of INT.
1502 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1504 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1505 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1507 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1508 (tree_ssa_phiopt): Call gate_hoist_loads.
1509 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1510 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1511 hoist_adjacent_loads.
1512 (local_mem_dependence): New function.
1513 (hoist_adjacent_loads): Likewise.
1514 (gate_hoist_loads): Likewise.
1515 * common.opt (fhoist-adjacent-loads): New switch.
1516 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1518 2012-06-12 Michael Matz <matz@suse.de>
1520 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1521 (nonoverlapping_memrefs_p): Don't call it here ...
1522 (true_dependence_1): ... but here.
1524 2012-06-12 Richard Guenther <rguenther@suse.de>
1526 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1527 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1528 and MEM_SIZE only refines it. Reflect that and be less conservative
1529 if either of the latter is not known.
1531 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1533 PR rtl-optimization/53589
1534 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1535 discovery even when e->dest != target. If any LABEL_REF points
1536 to e->dest label, redirect it to target's label.
1538 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1540 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1541 condition for generating REG_FRAME_RELATED_EXPR note.
1542 (pop): Add code for generating REG_CFA_RESTORE,
1543 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1544 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1545 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1547 2012-06-11 Richard Henderson <rth@redhat.com>
1549 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1550 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1552 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1554 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1556 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1557 Mention that this hook needs to be defined for native TLS.
1558 * doc/tm.texi: Regenerate.
1560 2012-06-11 Mike Stump <mikestump@comcast.net>
1562 * emit-rtl.c (init_emit_once): Iterate through the
1563 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1564 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1565 all the MIN_MODE_PARTIAL_INT modes anymore.
1567 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1569 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1571 2012-06-11 Roland McGrath <mcgrathr@google.com>
1573 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1574 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1575 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1578 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1581 * config/sh/sh.md (fmasf4): New expander.
1582 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1583 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1584 * config/sh/sh.opt (mfused-madd): Remove.
1585 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1586 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1587 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1589 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1592 2012-06-11 Richard Henderson <rth@redhat.com>
1594 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1596 2012-06-11 Richard Guenther <rguenther@suse.de>
1599 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1600 replace it with the first non-BLOCK context.
1602 2012-06-11 Richard Guenther <rguenther@suse.de>
1604 * alias.c (aliases_everything_p): Remove.
1605 (DIFFERENT_ALIAS_SETS_P): Likewise.
1606 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1607 Do not use aliases_everything_p or special-case ANDs. Do not
1608 special-case BLKmode moves.
1609 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1612 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1614 Fix CRIS build errors with --enable-build-with-cxx.
1615 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1616 variable "and" to "andop".
1617 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1618 temporary variable for memory model, passing C++-type-correct
1619 parameter type to expand_mem_thread_fence.
1620 ("atomic_compare_and_swap<mode>"): Ditto.
1622 2012-06-09 Richard Henderson <rth@redhat.com>
1625 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1626 (pass_jump): Rename from pass_jump2.
1627 (execute_jump2, pass_jump2): New.
1628 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1629 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1630 and ACCUMULATE_OUTGOING_ARGS test...
1631 (gate_handle_stack_adjustments): ... here.
1632 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1633 Place new pass_jump2 after pass_stack_adjustments.
1634 * tree-pass.h (pass_jump): Declare.
1636 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1638 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1641 2012-06-08 Richard Henderson <rth@redhat.com>
1644 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1645 note to a clobber insn when no other insn is available.
1647 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1649 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1651 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1653 * genhooks.c (main): Set progname.
1654 (emit_documentation): Remove variable found_start, always bail out
1655 when a place is missing.
1656 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1658 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1661 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1662 call walk_gimple_seq_mod instead of walk_gimple_seq.
1663 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
1664 scan_omp_for, scan_omp_sections, scan_omp_single,
1665 execute_lower_omp): Adjust callers.
1666 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
1667 returns false, replace stmt with GIMPLE_NOP.
1668 (check_omp_nesting_restrictions): Instead of issuing warnings,
1669 issue errors and return false if any errors were reported.
1671 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
1673 * doc/invoke.texi (fconserve-space): Remove documentation.
1675 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
1677 * config/rs6000/rs6000-tables.opt: Regenerated.
1679 2012-06-06 Richard Guenther <rguenther@suse.de>
1681 PR tree-optimization/53081
1682 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
1683 (adjacent_dr_p): ... this and make it work for reads, too.
1684 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
1685 (struct partition_s): Change main_stmt to main_dr, add
1686 secondary_dr member.
1687 (build_size_arg_loc): Change to date data-reference and not
1689 (build_addr_arg_loc): New function split out from ...
1690 (generate_memset_builtin): ... here. Use it and simplify.
1691 (generate_memcpy_builtin): New function.
1692 (generate_code_for_partition): Adjust.
1693 (classify_partition): Streamline pattern detection. Detect memcpy.
1694 (ldist_gen): Adjust.
1695 (tree_loop_distribution): Adjust seed statements for memcpy
1698 2012-06-06 Matt Turner <mattst88@gmail.com>
1700 * config/arm/mmintrin.h (_mm_empty): New.
1703 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
1705 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
1706 * common.opt (fsched-pressure-algorithm=): Remove.
1707 * flag-types.h (sched_pressure_algorithm): Move to...
1708 * sched-int.h (sched_pressure_algorithm): ...here.
1709 * params.def (sched-pressure-algorithm): New param.
1710 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
1711 * common/config/s390/s390-common.c (s390_option_optimization_table):
1712 Remove OPT_fsched_pressure_algorithm_ entry.
1713 * config/s390/s390.c (s390_option_override): Set a default value for
1714 PARAM_SCHED_PRESSURE_ALGORITHM.
1716 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1719 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
1720 doing an unsigned compare, make sure the second argument is not a
1722 (rs6000_emit_cmove): Don't allow floating point comparisons when
1723 generating ISEL moves.
1725 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
1727 * config/rs6000/e5500.md: New file.
1728 * config/rs6000/e6500.md: New file.
1729 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1731 (rs6000_option_override_internal): Altivec and Spe options not
1732 allowed with e5500. Spe options not allowed with e6500. Increase
1733 move inline limit for e5500 and e6500. Disable string instructions
1734 for e5500 and e6500. Enable branch targets alignment for e5500 and
1735 e6500. Initialize rs6000_cost for e5500 and e6500.
1736 (rs6000_adjust_cost): Add extra scheduling cycles between compare
1737 and brnach for e5500 and e6500.
1738 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
1739 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
1741 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
1742 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
1744 Include e5500.md and e6500.md.
1745 * config/rs6000/rs6000-opt.h (processor_type): Add
1746 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
1747 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
1748 (powerpc*-*-*): Add new cores e5500, e6500.
1749 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
1751 2012-06-05 Richard Guenther <rguenther@suse.de>
1753 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
1755 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
1758 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
1759 is used for x86_64-*-*.
1761 2012-06-05 Richard Guenther <rguenther@suse.de>
1763 PR tree-optimization/30442
1764 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
1765 vectorization stop analysis at the first stmt we cannot compute
1766 a data-reference for instead of giving up completely.
1768 2012-06-05 Richard Guenther <rguenther@suse.de>
1770 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
1771 (partition_alloc): Initialize it.
1772 (partition_has_writes): New function.
1773 (rdg_flag_uses): Adjust.
1774 (rdg_flag_vertex): Likewise.
1775 (rdg_flag_vertex_and_dependent): Likewise.
1776 (rdg_flag_loop_exits): Likewise.
1777 (build_rdg_partition_for_component): Likewise.
1778 (rdg_build_partitions): Likewise.
1780 2012-06-05 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/53081
1783 * tree-loop-distribution.c (generate_memset_builtin): Handle all
1784 kinds of byte-sized stores.
1785 (classify_partition): Likewise.
1786 (tree_loop_distribution): Adjust seed statements used for
1787 !flag_tree_loop_distribution.
1789 2012-06-05 Alan Modra <amodra@gmail.com>
1791 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
1792 (rs6000_emit_prologue): Ensure register used for inline saves
1793 of vector regs is not the static chain register. Revise comment.
1795 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1797 * doc/md.texi (Standard Pattern Names For Generation): Document
1800 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
1803 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
1805 2012-06-04 Jason Merrill <jason@redhat.com>
1807 * dwarf2out.c (is_unit_die): New.
1808 (copy_declaration_context, copy_ancestor_tree): Use it.
1809 (copy_decls_walk): Likewise.
1811 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1814 * doc/invoke.texi (Wenum-compare): Update documentation.
1816 2012-06-04 Dodji Seketeli <dodji@redhat.com>
1818 PR preprocessor/53463
1819 * parser.c (cp_parser_assignment_expression): Use the location
1820 for the '=' as the default location for the expression.
1822 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1825 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1827 (altivec_stvlxl): Ditto.
1828 (altivec_stvrx): Ditto.
1829 (altivec_stvrxl): Ditto.
1831 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
1833 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
1834 (ira_uniform_class_p): New macro.
1836 * ira.c (setup_uniform_class_p): New function.
1837 (setup_allocno_and_important_classes): Call the function.
1838 (print_unform_and_important_classes): New function.
1839 (print_classes): Rename to print_translated_classes.
1840 (ira_debug_allocno_classes): Add call of
1841 print_unform_and_important_classes.
1843 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
1844 classes instead of pressure classes.
1846 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1849 * trans-mem.c (expand_block_edges): Do not skip the first
1850 statement when resetting the BB.
1852 2012-06-04 Richard Guenther <rguenther@suse.de>
1854 * tree-data-ref.c (stores_from_loop): Remove.
1855 (stmt_with_adjacent_zero_store_dr_p): Likewise.
1856 (stores_zero_from_loop): Likewise.
1857 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
1858 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
1859 (adjacent_store_dr_p): New function.
1860 * tree-loop-distribution.c (generate_memset_builtin): Pass
1861 the RDG, use the already available data-reference.
1862 (generate_code_for_partition): Pass down RDG.
1863 (classify_partition): Inline parts of the former
1864 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
1865 (ldist_gen): Remember if there was any detected builtin and
1866 do less work if not and flag_tree_loop_distribution is not set.
1867 (tree_loop_distribution): Inline and fuse stores_from_loop
1868 and stores_zero_from_loop here.
1870 2012-06-04 Richard Guenther <rguenther@suse.de>
1873 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1874 create new assembler names.
1876 2012-06-04 Richard Guenther <rguenther@suse.de>
1878 * tree-data-ref.c (struct rdg_vertex_info): Remove.
1879 (rdg_vertex_for_stmt): Simplify using gimple_uid.
1880 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
1881 hashtable. Record stmt data-references.
1882 (hash_stmt_vertex_info): Remove.
1883 (eq_stmt_vertex_info): Likewise.
1884 (hash_stmt_vertex_del): Likewise.
1885 (build_empty_rdg): Simplify.
1886 (build_rdg): Adjust.
1887 (free_rdg): Likewise.
1888 (ref_base_address): Remove.
1889 (have_similar_memory_accesses): Likewise.
1890 * tree-data-ref.h (create_rdg_vertices): Remove.
1891 (struct rdg_vertex): Add datarefs member.
1892 (RDGV_DATAREFS): New define.
1893 (RDG_DATAREFS): Likewise.
1894 (have_similar_memory_accesses): Remove.
1895 (rdg_has_similar_memory_accesses): Likewise.
1896 * tree-loop-distribution.c (ref_base_address): Re-implement here.
1897 (similar_memory_accesses): Re-implement using existing data-references.
1898 (tree_loop_distribution): Initialize stmt uids for the stmt to
1900 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1901 access stmt vinfo for stmts in loop.
1903 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
1906 * config/m68k/m68k.md ("tablejump"): Fix check for
1907 CASE_VECTOR_PC_RELATIVE.
1909 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1911 * output.h (merge_weak, assemble_alias,
1912 initializer_constant_valid_p,
1913 initializer_constant_valid_for_bitfield_p): Move protos from here...
1914 * tree.h: ... to here.
1915 * cgraphclones.c: Do not include output.h.
1916 * gimplify.c: Likewise.
1917 * reload.c: Likewise.
1918 * recog.c: Likewise.
1919 * tree-ssa-loop-ivopts.c: Likewise.
1920 * tree-switch-conversion.c: Likewise.
1921 * c-parser.c: Likewise.
1922 * c-typeck.c: Likewise.
1923 * Makefile.in: Fix dependencies.
1925 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1928 * config/avr/avr-stdint.h: New file.
1929 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1932 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1934 PR tree-optimization/53550
1935 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1936 is POINTER_TYPE_P, use sizetype as step type instead of type.
1938 2012-06-04 Richard Guenther <rguenther@suse.de>
1940 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
1941 (ref_base_address_1): Likewise.
1942 (remove_similar_memory_refs): Likewise.
1943 * tree-data-ref.h (remove_similar_memory_refs): Remove.
1944 * tree-loop-distribution.c (classify_partition): Do not classify
1945 as builtin if -ftree-loop-distribute-patterns is not enabled.
1946 (fuse_partitions_with_similar_memory_accesses): Inline ...
1947 (ldist_gen): ... here. Fuse all non-builtin partitions if
1948 -ftree-loop-distribution is not enabled. Properly return
1949 the number of created partitions. Do not update SSA form here but ...
1950 (tree_loop_distribution): ... once here for the whole function.
1951 Only walk innermost loops, constrain loops we consider here
1952 further. Do not call remove_similar_memory_refs.
1953 (distribute_loop): Do not check number of loop nodes here.
1955 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1957 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
1959 2012-06-03 Martin Jambor <mjambor@suse.cz>
1961 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
1962 (ipa_get_jf_known_type_base_type): Likewise.
1963 (ipa_get_jf_known_type_component_type): Likewise.
1964 (ipa_get_jf_constant): Likewise.
1965 (ipa_get_jf_pass_through_formal_id): Likewise.
1966 (ipa_get_jf_pass_through_operation): Likewise.
1967 (ipa_get_jf_ancestor_offset): Likewise.
1968 (ipa_get_jf_ancestor_type): Likewise.
1969 (ipa_get_jf_ancestor_formal_id): Likewise.
1970 (ipa_get_jf_member_ptr_pfn): Likewise.
1971 * ipa-prop.c (ipa_set_jf_known_type): New function.
1972 (ipa_set_jf_constant): Likewise.
1973 (ipa_set_jf_simple_pass_through): Likewise.
1974 (ipa_set_jf_arith_pass_through): Likewise.
1975 (ipa_set_ancestor_jf): Likewise.
1976 (fill_member_ptr_cst_jump_function): Moved up and renamed to
1977 ipa_set_jf_member_ptr_cst.
1978 (detect_type_change_1): Use the new jump function creation functions.
1979 (compute_complex_assign_jump_func): Likewise.
1980 (compute_complex_ancestor_jump_func): Likewise.
1981 (compute_known_type_jump_func): Likewise.
1982 (compute_scalar_jump_functions): Likewise.
1983 (compute_pass_through_member_ptrs): Likewise.
1984 (determine_cst_member_ptr): Likewise.
1985 (combine_known_type_and_ancestor_jfs): Likewise.
1986 (try_make_edge_direct_simple_call): Likewise.
1987 (try_make_edge_direct_virtual_call): Likewise.
1988 (update_indirect_edges_after_inlining): Likewise.
1989 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
1990 access functions. Incorporat NOP_EXPR and BINFO handling from its
1992 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
1993 which was in its callers.
1994 (ipa_value_from_jfunc): Use jump function access functions. Some
1995 functionality moved to functions above.
1996 (propagate_vals_accross_ancestor): Likewise.
1997 (propagate_vals_accross_pass_through): Use jump function access
1999 (propagate_accross_jump_function): Likewise.
2000 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2002 (inline_merge_summary): Likewise.
2004 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2006 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2007 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2008 MAX_PCREL17F_OFFSET instead of fixed offset.
2009 (pa_attr_length_call): Likewise.
2010 (pa_attr_length_indirect_call): Likewise.
2012 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2015 * config/sh/sh.opt (mfsca, mfsrra): New options.
2016 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2018 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2019 (sinssf2, cossf2): Fold expanders to ...
2020 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2021 TARGET_FSCA condition.
2022 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2024 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2025 -mno-fsca, -mfsrra, -mno-fsrra.
2027 2012-06-03 Matt Turner <mattst88@gmail.com>
2029 * config/mips/4600.md (r4700_imul_si): New.
2030 (r4700_imul_di): New.
2031 (r4700_fmul_single): New.
2032 (r4700_fmul_double): New.
2033 * config/mips/mips-cpus.def: Add r4700.
2034 * config/mips/mips.c: Likewise.
2035 * config/mips/mips.md: Likewise.
2036 * config/mips/mips-tables.opt: Regenerate.
2038 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2040 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2041 new function sparc_initial_elimination_offset.
2042 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2044 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2047 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2049 * expmed.c (expand_mult, choose_multiplier): Change
2050 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2051 * expr.c (convert_modes): Likewise.
2052 * explow.c (plus_constant): Likewise.
2053 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2054 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2055 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2056 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2057 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2058 (do_fixed_shift, fixed_convert, fixed_convert)
2059 (fixed_convert_from_int, fixed_convert_from_int)
2060 (fixed_convert_from_real): Likewise.
2061 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2062 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2063 * varasm.c (output_constructor_bitfield): Likewise.
2064 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2065 * double-int.c (rshift_double, lshift_double): Likewise.
2066 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2068 * simplify-rtx.c (mode_signbit_p)
2069 (simplify_const_unary_operation, simplify_binary_operation_1)
2070 (simplify_immed_subreg): Likewise.
2071 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2072 * tree-vect-generic.c (build_replicated_const): Likewise.
2073 * dbxout.c (stabstr_O): Likewise.
2074 * emit-rtl.c (immed_double_int_const, immed_double_const)
2075 (gen_lowpart_common, init_emit_once): Likewise.
2076 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2077 (widest_int_cst_value, upper_bound_in_type): Likewise.
2078 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2079 (fixup_unsigned_type): Likewise.
2080 * real.c (real_to_integer2, real_from_integer): Likewise.
2081 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2082 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2084 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2087 * fold-const.c (fold_binary_loc): Refine previous change.
2089 2012-06-01 Olivier Hainque <hainque@adacore.com>
2091 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2092 the "do {" part of the do-while(0) loop.
2094 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2096 * config/i386/i386.c (x86_sched_reorder): New function.
2097 Added new function x86_sched_reorder.
2099 2012-06-01 Richard Guenther <rguenther@suse.de>
2101 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2103 (classify_partition): Likewise.
2105 2012-06-01 Richard Guenther <rguenther@suse.de>
2107 * tree-loop-distribution.c (enum partition_kind): New enum.
2108 (struct partition_s): Add kind and main_stmt members.
2109 (partition_alloc): Initialize kind to PKIND_NORMAL.
2110 (partition_builtin_p): New function.
2111 (copy_loop_before): Remove failure path and assert instead.
2112 (generate_loops_for_partition): Likewise.
2113 (generate_memset_zero): Fold into ...
2114 (generate_memset_builtin): ... this.
2115 (classify_partition): New function with code from
2116 can_generate_builtin and generate_builtin.
2117 (generate_builtin): Remove.
2118 (can_generate_builtin): Likewise.
2119 (fuse_partitions_with_similar_memory_accesses): Call
2120 partition_builtin_p instead of can_generate_builtin.
2121 (rdg_build_partitions): Do not call
2122 fuse_partitions_with_similar_memory_accesses here...
2123 (ldist_gen): ... but here after classifying all partitions.
2124 Remove failure path of generate_code_for_partition.
2125 (generate_code_for_partition): Generate code according
2126 to partition classification.
2128 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2129 Jonathan Wakely <jwakely.gcc@gmail.com>
2132 * doc/invoke.texi (Warning Options): Explain purpose and differences
2133 between -Wmissing-prototypes and -Wmissing-declarations.
2135 2012-06-01 Christian Bruel <christian.bruel@st.com>
2137 * gcc.c (save_switch): Add user_p parameter.
2138 (read_specs): Likewise.
2139 (set_specs): Likewise.
2140 (validate_switches): Likewise.
2141 (validate_switches_from_spec): Likewise.
2142 (validate_all_switches): Pass on user_p parameter.
2143 (struct spec_list): Add user_p field.
2144 (struct switchstr): Add known field.
2145 (save_switch): Add known parameter.
2146 (INIT_STATIC_SPEC): Initialize user_p;
2147 (driver_unknown_option_callbac): call save_switch if
2148 OPT_SPECIAL_unknown.
2149 (driver_handle_option): Propagate OPT_specs.
2150 (do_spec_1): Set validated only if known.
2151 (check_live_switch): Likewise.
2152 (validate_switches): Set validated if known or user_spec.
2154 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2156 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2157 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2158 * config/cris/cris-protos.h: Declare it.
2159 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2160 (TARGET_DEFAULT): Add alignment by 32.
2161 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2162 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2163 TARGET_CPU_DEFAULT == 32.
2164 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2165 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2166 numbers by replacing the define_constants for all UNSPECs with the
2167 equivalent define_c_enum construct.
2168 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2169 * config/cris/sync.md: New file.
2171 2012-05-31 Matt Turner <mattst88@gmail.com>
2173 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2174 (r4600_imul_di): New.
2175 (r4600_idiv_si): Rename from r4600_idiv.
2176 (r4600_idiv_di): New.
2178 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2180 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2181 (decl_default_tls_model): Move to tree.h
2182 (dump_file): Move to system.h.
2183 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2184 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2185 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2186 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2187 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2188 dbxout_stab_value_internal_label,
2189 dbxout_stab_value_internal_label_diff): Move from here ...
2190 * dbxout.h: ... to here.
2191 * system.h (dump_file): Moved here from output.h.
2192 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2193 * tree.h (decl_default_tls_model): Moved here from output.h.
2194 * varasm.c (default_stabs_asm_out_destructor,
2195 default_stabs_asm_out_constructor): Move from here ...
2196 * dbxout.c: ... to here.
2198 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2200 * collect2.h (dump_file): Rename to dump_ld_file.
2201 * collect2.c: Likewise.
2202 * tlink.c: Likewise.
2204 * alias.c: Do not include output.h.
2205 * auto-inc-dec.c: Likewise.
2206 * bt-load.c: Likewise.
2207 * caller-save.c: Likewise.
2209 * cfgbuild.c: Likewise.
2210 * cfgcleanup.c: Likewise.
2211 * cfglayout.c: Likewise.
2212 * cfgloop.c: Likewise.
2213 * cfgloopanal.c: Likewise.
2214 * cfgloopmanip.c: Likewise.
2215 * cfgrtl.c: Likewise.
2216 * cgraph.c: Likewise.
2217 * cgraphclones.c: Likewise.
2218 * combine-stack-adj.c: Likewise.
2219 * combine.c: Likewise.
2220 * cprop.c: Likewise.
2222 * cselib.c: Likewise.
2223 * dbgcnt.c: Likewise.
2224 * df-problems.c: Likewise.
2225 * df-scan.c: Likewise.
2226 * dojump.c: Likewise.
2227 * fwprop.c: Likewise.
2229 * graph.c: Likewise.
2230 * haifa-sched.c: Likewise.
2231 * hw-doloop.c: Likewise.
2232 * ipa-inline-transform.c: Likewise.
2233 * ipa-pure-const.c: Likewise.
2234 * ipa-reference.c: Likewise.
2235 * ipa-utils.c: Likewise.
2236 * ira-build.c: Likewise.
2237 * ira-emit.c: Likewise.
2239 * loop-doloop.c: Likewise.
2240 * loop-invariant.c: Likewise.
2241 * loop-iv.c: Likewise.
2242 * loop-unroll.c: Likewise.
2243 * loop-unswitch.c: Likewise.
2244 * lto-cgraph.c: Likewise.
2245 * lto-section-in.c: Likewise.
2246 * lto-streamer-in.c: Likewise.
2248 * mode-switching.c: Likewise.
2249 * postreload-gcse.c: Likewise.
2250 * postreload.c: Likewise.
2251 * predict.c: Likewise.
2252 * profile.c: Likewise.
2254 * reg-stack.c: Likewise.
2255 * regcprop.c: Likewise.
2256 * regmove.c: Likewise.
2257 * regstat.c: Likewise.
2258 * reload1.c: Likewise.
2259 * sched-ebb.c: Likewise.
2260 * sel-sched-dump.c: Likewise.
2261 * simplify-rtx.c: Likewise.
2262 * stor-layout.c: Likewise.
2263 * store-motion.c: Likewise.
2264 * tracer.c: Likewise.
2265 * tree-affine.c: Likewise.
2266 * tree-cfg.c: Likewise.
2267 * tree-cfgcleanup.c: Likewise.
2268 * tree-dfa.c: Likewise.
2269 * tree-into-ssa.c: Likewise.
2270 * tree-nomudflap.c: Likewise.
2271 * tree-optimize.c: Likewise.
2272 * tree-pretty-print.c: Likewise.
2273 * tree-profile.c: Likewise.
2274 * tree-ssa-address.c: Likewise.
2275 * tree-ssa-ccp.c: Likewise.
2276 * tree-ssa-copy.c: Likewise.
2277 * tree-ssa-dom.c: Likewise.
2278 * tree-ssa-loop-ch.c: Likewise.
2279 * tree-ssa-loop-im.c: Likewise.
2280 * tree-ssa-loop-manip.c: Likewise.
2281 * tree-ssa-loop-niter.c: Likewise.
2282 * tree-ssa-loop-prefetch.c: Likewise.
2283 * tree-ssa-loop-unswitch.c: Likewise.
2284 * tree-ssa-loop.c: Likewise.
2285 * tree-ssa-propagate.c: Likewise.
2286 * tree-ssa-structalias.c: Likewise.
2287 * tree-ssa-tail-merge.c: Likewise.
2288 * tree-ssa-threadedge.c: Likewise.
2289 * tree-ssa-threadupdate.c: Likewise.
2290 * tree-ssa-uncprop.c: Likewise.
2291 * tree-ssa-uninit.c: Likewise.
2292 * tree-ssa.c: Likewise.
2293 * value-prof.c: Likewise.
2294 * var-tracking.c: Likewise.
2297 * config/m32r/m32r.c: Include dbxout.h.
2298 * config/pa/pa.c: Likewise.
2299 * config/rs6000/rs6000.c: Likewise.
2301 * Makefile.in: Fix dependencies.
2302 * config/rs6000/t-rs5000: Likewise.
2304 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2306 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2307 * gimple.h (block_in_transaction): Check for flag_tm.
2309 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2311 PR tree-optimization/52558
2312 * cfg.c (alloc_aux_for_edge): Fix comment.
2313 (alloc_aux_for_edge): Remove static.
2314 * basic-block.h (alloc_aux_for_edge): Protoize.
2315 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2316 (execute_sm_if_changed_flag): New.
2317 (execute_sm_if_changed_flag_set): New.
2318 (execute_sm): Do not generate data races unless requested.
2319 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2320 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2321 * gimple.h (block_in_transaction): New.
2322 (gimple_in_transaction): Use block_in_transaction.
2324 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2327 * config/avr/avr.opt (-msp8): Document it.
2328 * doc/invoke.texi (AVR Options): Ditto. And document related
2331 2012-05-31 Diego Novillo <dnovillo@google.com>
2333 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2334 (BUILD_CXXFLAGS): Define and substitute.
2335 * Makefile.in (BUILD_CXXFLAGS): Define.
2336 (CXX_FOR_BUILD): Define.
2337 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2338 (LINKER_FOR_BUILD): Likewise.
2339 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2340 (BUILD_LINKERFLAGS): Likewise.
2341 * configure: Regenerate.
2343 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2345 * Makefile.in: Fix many dependencies.
2346 * tree-profile.c: Don't include regs.h.
2347 * tree-vectorizer.c: Don't include cfglayout.h.
2348 * tree-vect-stmts.c: Likewise.
2349 * tree-vect-slp.c: Likewise.
2350 * tree-vect-loop.c: Likewise.
2351 * reg-stack.c: Likewise.
2352 * tree-ssa-loop-manip.c: Likewise.
2353 * toplev.c: Likewise.
2354 * varasm.c: Don't include cfglayout.h, basic-block.h,
2355 and tree-iterator.h.
2356 * tree-cfgcleanup.c: Don't include cfglayout.h.
2357 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2358 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2359 * cgraphclones.c: Don't include plugin.h.
2361 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2363 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2364 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2365 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2367 2012-05-31 Richard Guenther <rguenther@suse.de>
2369 * tree-loop-distribution.c (struct partition_s): New struct,
2370 typedef and vector type.
2371 (partition_alloc, partition_free): New functions.
2372 (generate_loops_for_partition, generate_builtin,
2373 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2374 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2375 build_rdg_partition_for_component, can_generate_builtin,
2376 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2377 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2378 number_of_rw_in_partition, partition_contains_all_rw,
2379 ldist_gen): Use partition_t instead of bitmap.
2381 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2383 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2384 * doc/avr-mmcu.texi: Regenerate.
2386 2012-05-31 Richard Guenther <rguenther@suse.de>
2388 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2389 Use FOR_EACH_SSA_DEF_OPERAND.
2390 (generate_builtin): Adjust.
2391 (stmt_generated_in_another_partition): Remove.
2392 (add_scalar_computations_to_partition): Likewise.
2393 (rdg_build_partitions): Do not call
2394 add_scalar_computations_to_partition.
2396 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2398 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2399 double ints throughout.
2400 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2401 Check that the position of the field is representable as an integer.
2403 2012-05-31 Richard Guenther <rguenther@suse.de>
2405 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2406 the MEM_REF offset to sizetype.
2408 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2410 * doc/invoke.texi (AVR Options): Fix typos.
2412 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2414 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2416 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2417 non-v32 into --march=v0_v10.
2419 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2421 * ira-int.h (target_ira_int): Rename x_move_cost to
2422 x_ira_register_move_cost, x_may_move_in_cost to
2423 x_ira_may_move_in_cost and x_may_move_out_cost to
2424 x_ira_may_move_out_cost. Delete the old fields with
2425 those names and also x_ira_max_register_move_cost,
2426 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2427 (move_cost, may_move_in_cost, may_move_out_cost)
2428 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2429 (ira_max_may_move_out_cost): Delete.
2430 * ira.c (init_move_cost): Rename to...
2431 (ira_init_register_move_cost): ...this, deleting the old
2432 function with that name. Apply above variable renamings.
2433 Retain asserts for null fields.
2434 (ira_init_once): Don't initialize register move costs here.
2435 (free_register_move_costs): Apply above variable renamings.
2436 Remove code for deleted fields.
2438 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2440 * ira.c (init_move_cost): Adjust choice of subclasses to match
2441 the current ira_init_register_move_cost choice. Use
2442 ira_class_subset_p instead of reg_class_subset_p.
2443 (ira_init_register_move_cost): Assert that move_cost,
2444 may_move_in_cost and may_move_out_cost already hold the desired
2445 values for their ira_* equivalents. For the latter two,
2446 ignore classes that can't store a register of the given mode.
2448 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2450 * ira.c (setup_allocno_and_important_classes): Use
2451 ira_class_hard_regs_num to check whether a class has any
2452 allocatable registers.
2453 (ira_init_register_move_cost): Likewise.
2455 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2457 * ira.c (init_move_cost): Adjust local variable names to match
2458 file conventions. Use ira_assert instead of gcc_assert.
2460 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2462 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2463 Move these definitions and associated target_globals fields to...
2464 * ira-int.h: ...here.
2465 * rtl.h (init_move_cost): Delete.
2466 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2467 * ira.c: ...here, making the latter static.
2469 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2471 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2472 and ira_register_move_cost instead of init_move_cost and move_cost.
2474 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2476 * ira.h (target_ira): Delete x_ira_available_class_regs.
2477 (ira_available_class_regs): Delete.
2478 * ira.c (setup_available_class_regs): Delete.
2479 (setup_alloc_classes): Don't call it.
2480 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2481 ira_available_class_regs.
2482 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2483 (model_spill_cost): Likewise.
2484 * ira-build.c (low_pressure_loop_node_p): Likewise.
2485 * ira-color.c (color_pass): Likewise.
2486 * ira-emit.c (change_loop): Likewise.
2487 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2488 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2489 (process_bb_node_lives): Likewise.
2490 * loop-invariant.c (gain_for_invariant): Likewise.
2492 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2495 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2496 (pa_section_type_flags): New.
2497 (pa_legitimate_constant_p): Revert previous change.
2499 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2501 * ira.c (allocate_initial_values): Make static.
2503 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2506 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2508 2012-05-30 Richard Guenther <rguenther@suse.de>
2511 * fold-const.c (fold_binary_loc): Make sure to call
2512 fold_plusminus_mult_expr with the original sign of operands.
2514 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2516 * Makefile.in: Fix many dependencies.
2517 (DWARF2_H): Depend on dwarf2.def.
2518 (RTL_ERROR_H): Depend on rtl-error.h.
2519 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2520 all gimple-pretty-print.h and tree-pretty-print.h references.
2522 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2524 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2527 2012-05-30 Richard Guenther <rguenther@suse.de>
2530 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2533 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2535 * explow.c (probe_stack_range): Restore simple control flow and stop
2536 again when the probe cannot be generated if HAVE_check_stack.
2538 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2540 PR rtl-optimization/53519
2541 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2542 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2544 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2546 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2548 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2551 * doc/tm.texi: Update.
2552 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2553 * target.def (force_at_comp_dir): New hook.
2554 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2555 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2557 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2559 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2561 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2562 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2564 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2567 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2568 flag_unsafe_math_optimizations is set.
2569 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2570 Update description of -mfused-madd.
2572 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2575 * config/sh/predicates.md (atomic_arith_operand,
2576 atomic_logical_operand): New predicates.
2577 * config/sh/sh.c (sh_option_override): Check atomic options.
2578 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2579 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2580 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2581 UNSUPPORTED_HARD_ATOMIC_CPU.
2582 * config/sh/sync.md: Update description comments.
2583 (I12): New mode iterator.
2584 (fetchop_predicate, fetchop_constraint): New code attributes.
2585 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2586 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2587 atomic_fetch_<fetchop_name>si_hard,
2588 atomic_fetch_<fetchop_name><mode>_hard,
2589 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2590 atomic_<fetchop_name>_fetchsi_hard,
2591 atomic_<fetchop_name>_fetch<mode>_hard,
2592 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2593 atomic_test_and_set_hard): New insns.
2594 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2595 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2596 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2597 atomic_test_and_set_soft): Use same formatting for the first line of
2598 the asm block as in new insns above.
2599 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2600 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2601 atomic_test_and_set): Integrate new *_hard insns into expanders.
2602 * config/sh/sh.opt (mhard-atomic): New option.
2603 * doc/invoke.texi (SH Options): Document it.
2605 2012-05-29 Meador Inge <meadori@codesourcery.com>
2607 * c-decl.c (c_push_function_context): Always create a new language
2609 (c_pop_function_context): Clear the language function created in
2610 c_push_function_context.
2612 2012-05-29 Matt Turner <mattst88@gmail.com>
2614 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2615 (define_bypass "ev6_fcmov"): New.
2617 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2619 * integrate.c: Remove.
2620 * integrate.h: Remove.
2621 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2622 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2623 * config/rs6000/t-rs6000: Likewise
2624 * config/spu/t-spu-elf: Likewise.
2625 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2626 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2627 from integrate.h to here.
2628 (initial_value_entry): New prototype.
2629 * reload.h (allocate_initial_values): Remove prototype.
2630 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2631 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2633 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2634 set_decl_abstract_flags, set_block_abstract_flags): Move from
2635 integrate.c to here, the only user.
2636 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2638 * function.c: Don't include integrate.h.
2639 (struct initial_value_pair, struct initial_value_struct,
2640 get_hard_reg_initial_val, has_hard_reg_initial_val,
2641 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2642 integrate.c to here.
2643 (initial_value_entry): New function.
2644 * genemit.c (main): Don't print integrate.h include line.
2645 * ira.c: Don't include integrate.h.
2646 (allocate_initial_values): Move from integrate.c to here.
2647 (ira): Update allocate_initial_values call.
2648 * tree-inline.c: Don't include integrate.h.
2649 (function_attribute_inlinable_p): Moved from integrate.c to here.
2650 * cfgexpand.c: Don't include integrate.h.
2651 * except.c: Likewise.
2652 * langhooks.c: Likewise.
2653 * passes.c: Likewise.
2654 * toplev.c: Likewise.
2655 * config/frv/frv.c: Likewise.
2656 * config/pa/pa.c: Likewise.
2657 * config/spu/spu.c: Likewise.
2658 * config/epiphany/epiphany.c: Likewise.
2659 * config/mep/mep.c: Likewise.
2660 * config/score/score.c: Likewise.
2661 * config/picochip/picochip.c: Likewise.
2662 * config/sh/sh.c: Likewise.
2663 * config/alpha/alpha.c: Likewise.
2664 * config/microblaze/microblaze.c: Likewise.
2665 * config/mips/mips.c: Likewise.
2666 * config/v850/v850.c: Likewise.
2667 * config/mmix/mmix.c: Likewise.
2668 * config/bfin/bfin.c: Likewise.
2669 * config/arm/arm.c: Likewise.
2670 * config/s390/s390.c: Likewise.
2671 * config/m32r/m32r.c: Likewise.
2672 * config/rs6000/rs6000.c: Likewise.
2673 * config/c6x/c6x.c: Include function.h instead of integrate.h.
2674 * config/tilegx/tilegx.c: Likewise.
2675 * config/tilepro/tilepro.c: Likewise.
2677 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
2679 * config/avr/t-avr (s-avr-mmcu-texi): Call
2680 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
2682 2012-05-29 Michael Matz <matz@suse.de>
2684 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
2685 assign_temp): Remove 'keep' argument.
2686 (mark_temp_addr_taken): Remove prototype.
2687 * tree.h (expand_decl): Remove prototype.
2688 * function.c (struct temp_slot): Remove addr_taken and keep member.
2689 (assign_stack_temp_for_type) Don't initialize above, remove
2691 (assign_stack_temp, assign_temp): Remove keep argument.
2692 (mark_temp_addr_taken): Remove.
2693 (preserve_temp_slots): Remove handling of addr_taken and keep members.
2694 (free_temp_slots): Ditto.
2695 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
2697 * stmt.c (expand_asm_operands): Remove dead code.
2698 (expand_decl): Remove.
2699 * c-decl.c (finish_struct): Don't call expand_decl.
2700 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
2701 and assign_stack_temp.
2702 * calls.c (save_fixed_argument_area, initialize_argument_information,
2703 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
2704 * expmed.c (extract_bit_field_1): Ditto.
2705 * expr.c (emit_group_load_1, emit_group_store,
2706 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
2707 store_field, expand_constructor, expand_cond_expr_using_cmove,
2708 expand_expr_real_2, expand_expr_real_1): Ditto.
2709 * stmt.c (expand_asm_operands, expand_return): Ditto.
2711 * function.c (pop_temp_slots): Call free_temp_slots.
2712 * calls.c (store_one_arg): Don't call preserve_temp_slots or
2714 * expr.c (expand_assignment): Don't call free_temp_slots.
2716 * config/arm/arm.c (neon_expand_vector_init): Ditto.
2717 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
2718 (ix86_expand_vector_extract): Ditto.
2719 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
2720 ia64_expand_movxf_movrf): Ditto.
2721 * config/mips/mips.c (mips_expand_vi_general): Ditto.
2722 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
2723 extendsfdf2): Ditto.
2724 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
2725 rs6000_expand_vector_set, rs6000_expand_vector_extract,
2726 rs6000_allocate_stack_temp): Ditto.
2727 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
2728 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2729 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
2730 sparc_expand_vector_init): Ditto.
2732 2012-05-29 Michael Matz <matz@suse.de>
2734 * c-tree.h (c_expand_decl): Remove prototype.
2736 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
2738 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
2739 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
2740 COMPOUND_LITERAL_EXPR.
2741 * function.c (expand_function_start): Don't call expand_decl,
2742 instead assert that we have RTL assigned.
2743 * tree-ssa-live.c (remove_unused_locals): Clear
2744 nonlocal_goto_save_area if its backing variable is removed.
2745 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
2747 (expand_decl): Assert that this does nothing.
2748 * calls.c (expand_call): Don't call mark_temp_addr_taken.
2750 2012-05-29 Richard Guenther <rguenther@suse.de>
2752 PR tree-optimization/53516
2753 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2755 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2757 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2759 * LANGUAGES: Fix typos.
2760 * Makefile.in: Fix typos.
2761 * alias.c: Fix typos.
2762 * auto-inc-dec.c: Fix typos.
2763 * bb-reorder.c: Fix typos.
2764 * cfgcleanup.c: Fix typos.
2765 * cgraph.c: Fix typos.
2766 * cgraph.h: Fix typos.
2767 * cgraphunit.c: Fix typos.
2768 * collect2-aix.h: Fix typos.
2769 * collect2.c: Fix typos.
2770 * compare-elim.c: Fix typos.
2771 * config/alpha/vms.h: Fix typos.
2772 * config/arm/README-interworking: Fix typos.
2773 * config/arm/arm.c: Fix typos.
2774 * config/arm/iterators.md: Fix typos.
2775 * config/arm/vxworks.h: Fix typos.
2776 * config/avr/avr.c: Fix typos.
2777 * config/avr/avr.h: Fix typos.
2778 * config/avr/avr.md: Fix typos.
2779 * config/avr/builtins.def: Fix typos.
2780 * config/c6x/c6x.c: Fix typos.
2781 * config/cr16/cr16.c: Fix typos.
2782 * config/cr16/cr16.md: Fix typos.
2783 * config/cris/cris.md: Fix typos.
2784 * config/darwin.c: Fix typos.
2785 * config/darwin.opt: Fix typos.
2786 * config/i386/i386-c.c: Fix typos.
2787 * config/i386/i386.c: Fix typos.
2788 * config/ia64/ia64.c: Fix typos.
2789 * config/m68k/cf.md: Fix typos.
2790 * config/mep/mep.c: Fix typos.
2791 * config/microblaze/microblaze.c: Fix typos.
2792 * config/microblaze/microblaze.h: Fix typos.
2793 * config/mn10300/mn10300.c: Fix typos.
2794 * config/mn10300/mn10300.md: Fix typos.
2795 * config/pa/pa.c: Fix typos.
2796 * config/picochip/picochip.h: Fix typos.
2797 * config/rs6000/a2.md: Fix typos.
2798 * config/rs6000/rs6000.c: Fix typos.
2799 * config/rs6000/vector.md: Fix typos.
2800 * config/rx/rx.md: Fix typos.
2801 * config/rx/rx.opt: Fix typos.
2802 * config/s390/2097.md: Fix typos.
2803 * config/s390/s390.c: Fix typos.
2804 * config/s390/s390.h: Fix typos.
2805 * config/sh/sh.c: Fix typos.
2806 * config/sh/sh.md: Fix typos.
2807 * config/sparc/sync.md: Fix typos.
2808 * config/spu/spu.c: Fix typos.
2809 * config/spu/spu.md: Fix typos.
2810 * config/vms/vms.c: Fix typos.
2811 * config/vxworks-dummy.h: Fix typos.
2812 * config/vxworks.h: Fix typos.
2813 * cselib.c: Fix typos.
2814 * df-scan.c: Fix typos.
2816 * doc/extend.texi: Fix typos.
2817 * doc/install.texi: Fix typos.
2818 * doc/invoke.texi: Fix typos.
2819 * doc/md.texi: Fix typos.
2820 * doc/plugins.texi: Fix typos.
2821 * doc/rtl.texi: Fix typos.
2823 * dwarf2asm.c: Fix typos.
2824 * dwarf2out.c: Fix typos.
2825 * except.h: Fix typos.
2826 * expr.c: Fix typos.
2827 * fold-const.c: Fix typos.
2829 * gcse.c: Fix typos.
2830 * genautomata.c: Fix typos.
2831 * gengtype-state.c: Fix typos.
2832 * gengtype.c: Fix typos.
2833 * genhooks.c: Fix typos.
2834 * gimple-fold.c: Fix typos.
2835 * gimple-pretty-print.c: Fix typos.
2836 * gimple.c: Fix typos.
2837 * gimple.h: Fix typos.
2838 * gimplify.c: Fix typos.
2839 * graphite-interchange.c: Fix typos.
2840 * graphite-sese-to-poly.c: Fix typos.
2841 * ifcvt.c: Fix typos.
2842 * input.c: Fix typos.
2843 * ipa-cp.c: Fix typos.
2844 * ipa-inline-analysis.c: Fix typos.
2845 * ipa-inline-transform.c: Fix typos.
2846 * ipa-inline.c: Fix typos.
2847 * ipa-pure-const.c: Fix typos.
2848 * ipa-ref.h: Fix typos.
2849 * ipa-reference.c: Fix typos.
2850 * ipa-utils.c: Fix typos.
2852 * ira-emit.c: Fix typos.
2853 * ira-lives.c: Fix typos.
2854 * lto-streamer.c: Fix typos.
2855 * lto-streamer.h: Fix typos.
2856 * lto-wrapper.c: Fix typos.
2858 * mode-switching.c: Fix typos.
2859 * modulo-sched.c: Fix typos.
2860 * plugin.c: Fix typos.
2861 * postreload.c: Fix typos.
2862 * sched-deps.c: Fix typos.
2863 * sel-sched-ir.c: Fix typos.
2864 * sel-sched-ir.h: Fix typos.
2865 * sel-sched.c: Fix typos.
2866 * sese.c: Fix typos.
2867 * stor-layout.c: Fix typos.
2868 * target-hooks-macros.h: Fix typos.
2869 * target.def: Fix typos.
2870 * trans-mem.c: Fix typos.
2871 * tree-eh.c: Fix typos.
2872 * tree-predcom.c: Fix typos.
2873 * tree-sra.c: Fix typos.
2874 * tree-ssa-address.c: Fix typos.
2875 * tree-ssa-loop-ivopts.c: Fix typos.
2876 * tree-ssa-loop-niter.c: Fix typos.
2877 * tree-ssa-math-opts.c: Fix typos.
2878 * tree-ssa-pre.c: Fix typos.
2879 * tree-ssa-propagate.c: Fix typos.
2880 * tree-ssa-reassoc.c: Fix typos.
2881 * tree-ssa-sccvn.c: Fix typos.
2882 * tree-ssa-ter.c: Fix typos.
2883 * tree-ssa-uninit.c: Fix typos.
2884 * tree-ssanames.c: Fix typos.
2885 * tree-vect-generic.c: Fix typos.
2886 * tree-vect-slp.c: Fix typos.
2887 * tree.c: Fix typos.
2888 * tree.h: Fix typos.
2889 * varasm.c: Fix typos.
2890 * varpool.c: Fix typos.
2892 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2894 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
2896 2012-05-29 Richard Guenther <rguenther@suse.de>
2898 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
2900 (add_referenced_var_1): Re-organize. Assert we are not
2902 (remove_referenced_var): Likewise.
2903 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
2904 * tree-mudflap.c (execute_mudflap_function_ops): Do not
2905 call add_referenced_var on globals.
2906 * matrix-reorg.c (transform_access_sites): Likewise.
2908 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2910 * alias.c (reg_known_value): Make this a VEC.
2911 (reg_known_equiv_p): Make this an sbitmap.
2912 (reg_known_value_size): Remove.
2913 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
2914 set_reg_known_equiv_p): Update for reg_known_value and
2915 reg_known_value_size data structure change.
2916 (init_alias_analysis, end_alias_analysis): Likewise.
2918 2012-05-29 Jakub Jelinek <jakub@redhat.com>
2921 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
2922 to avoid leaking memory. No need to handle memory allocation
2923 failure. Double string_len on each reallocation instead of adding 2.
2924 * gcov.c (read_line): Likewise.
2926 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
2928 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
2930 * config/cris/cris.md ("trap"): Define, enabled for
2931 TARGET_TRAP_USING_BREAK8.
2932 * config/cris/cris.opt (mtrap-using-break8): New option.
2934 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
2937 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
2940 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
2942 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
2943 (Standard Names): Fix typos in documentation of atomic patterns.
2945 2012-05-27 Nathan Sidwell <nathan@acm.org>
2947 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
2949 2012-05-26 Jason Merrill <jason@redhat.com>
2952 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2953 about array compound literals.
2955 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2957 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
2958 if CLEANUP_NO_INSN_DEL.
2959 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
2960 from cfg_layout_merge_blocks.
2961 (emit_nop_for_unique_locus_between): New function.
2962 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
2963 (cfg_layout_merge_blocks): Likewise.
2965 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
2966 Paolo Bonzini <bonzini@gnu.org>
2968 * df-scan.c (df_def_record_1): Assert a parallel must contain an
2969 EXPR_LIST at this point. Receive the LOC and move its extraction...
2970 (df_defs_record): ... here. Change if-else to a switch statement.
2971 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
2972 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
2973 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
2974 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
2975 regs_invalidated_by_call.
2976 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
2979 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2982 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2983 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2985 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2987 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
2988 software floating point emulation. No longer build the multilibs
2989 with -mstrict-align.
2991 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2994 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2995 accessed indirectly.
2996 (ipa_tm_create_version): Same.
2998 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3001 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3002 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3004 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3007 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3008 (ix86_expand_vec_perm): Use int mode instead of float.
3009 (expand_vec_perm_pshufb): Remove handling of useseless type
3012 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3015 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3016 gnu_ld variables to yes.
3017 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3018 (HAVE_GNU_AS): Likewise.
3019 * config.in: Regenerate.
3020 * configure: Likewise.
3022 2012-05-25 Tristan Gingold <gingold@adacore.com>
3024 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3025 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3026 and preferred_alignment.
3028 2012-05-25 Tristan Gingold <gingold@adacore.com>
3030 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3032 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3034 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3035 volatile bitfields case.
3037 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3039 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3040 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3041 (adjacent_mem_locations): Move some code to and call...
3042 (get_memref_parts): ...new function.
3043 (mem_locations_overlap): New function.
3044 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3045 (is_mem_ref): Rename to...
3046 (find_mem_ref): ...this. Return MEM rtx.
3047 (get_store_dest): Remove function.
3048 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3049 new parameter and adjust calls.
3050 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3051 mem refs overlap for true_store_to_load_dep_costly.
3052 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3053 passed to adjacent_mem_locations.
3054 (is_costly_group): Walk resolved dependency list.
3055 (force_new_group): Emit group ending nop for Power6/Power7.
3056 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3057 (group_ending_nop): New define_insn.
3059 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3061 Make unwound macro expansion trace less redundant
3062 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3063 context of macro definition in the trace, when it's redundant.
3066 2012-05-24 Richard Guenther <rguenther@suse.de>
3069 * tree-profile.c (tree_profiling): Cleanup the CFG if
3070 execute_fixup_cfg requests it.
3072 2012-05-24 Richard Guenther <rguenther@suse.de>
3074 * tree-flow.h (create_var_ann): Remove.
3075 * tree-dfa.c (create_var_ann): Remove and inline into its
3077 (add_referenced_var_1): ... here.
3078 * varpool.c (add_new_static_var): Do not call add_referenced_var
3080 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3081 * tree-switch-conversion.c (build_one_array): Likewise.
3082 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3083 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3085 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3086 gimple_referenced_vars instead of gimple_in_ssa_p.
3087 (copy_tree_body_r): Likewise.
3088 (setup_one_parameter): Likewise.
3089 (declare_return_variable): Likewise.
3090 (tree_function_versioning): Likewise.
3092 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3094 PR tree-optimization/53465
3095 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3096 vr0 into *vr, then vrp_meet that.
3097 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3098 have any equivalences.
3099 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3102 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3104 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3106 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3107 check end_regno - 1 is a hard register.
3109 2012-05-24 Richard Guenther <rguenther@suse.de>
3111 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3112 * tree-ssa-operands.c (create_vop_var): Likewise.
3114 2012-05-24 Richard Guenther <rguenther@suse.de>
3117 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3119 (remove_unused_locals): Pass global_unused_vars to
3120 remove_unused_scope_block_p. Restore code walking all
3121 referenced vars and pruning them.
3123 2012-05-23 Jan Hubicka <jh@suse.cz>
3125 * tree.h (alias_diag_flags): Remove.
3126 (alias_pair): Remove emitted_diags.
3127 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3128 symbol_alias_set_t, symbol_alias_set_destroy,
3129 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3130 * toplev.c (compile_file): Do not call finish_aliases_2
3131 * cgraphunit.c (cgraph_process_new_functions): Do not call
3133 (handle_alias_pairs): Output diagnostics about aliases to externals.
3134 (assemble_thunks_and_aliases): Use do_assemble_alias.
3135 (output_weakrefs): Likewise.
3136 (finalize_compilation_unit): Do not call finish_aliases_1.
3137 * ipa.c (symtab_remove_unreachable_nodes): De not call
3138 remove_unreachable_alias_pairs.
3139 * varasm.c (do_assemble_alias): Export.
3140 (symbol_alias_set_create, symbol_alias_set_destroy,
3141 symbol_alias_set_contains, symbol_alias_set_insert,
3142 propagate_aliases_forward, propagate_aliases_backward,
3143 propagate_aliases_backward, trivially_visible_alias,
3144 trivially_defined_alias, remove_unreachable_alias_pairs,
3145 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3146 * output.h (do_assemble_alias): Declare.
3147 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3150 2012-05-23 Martin Jambor <mjambor@suse.cz>
3152 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3154 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3156 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3158 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3159 (iterative_hash_gimple_type): Adjust comment.
3160 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3161 domain for an array type instead of the domain type itself.
3163 2012-05-23 Richard Guenther <rguenther@suse.de>
3165 PR tree-optimization/53438
3166 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3168 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3171 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3172 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3175 2012-05-23 Richard Guenther <rguenther@suse.de>
3177 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3178 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3179 via the global_unused_vars bitmap.
3180 (remove_unused_locals): Handle global vars in local-decls via
3181 a global_unused_vars bitmap instead of the used flag in the
3182 var annotation. Simplify global variable handling and removal.
3184 2012-05-22 Jan Hubicka <jh@suse.cz>
3187 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3188 from other partitions.
3190 2012-05-22 Jan Hubicka <jh@suse.cz>
3193 * symtab.c (symtab_register_node): Fix ordering issue.
3195 2012-05-22 Steven Drake <sbd@NetBSD.org>
3197 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3199 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3201 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3202 Use strip_name_encoding target hook.
3204 2012-05-22 Richard Guenther <rguenther@suse.de>
3206 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3207 (init_function_for_compilation): Remove.
3208 * tree-dfa.c (find_vars_r): Take struct function argument.
3209 (find_referenced_vars_in): Adjust.
3210 * tree-ssa-operands.c (clobber_stats): Remove.
3211 (create_vop_var): Take struct function argument. Mark
3212 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3213 (init_ssa_operands): Take struct function argument.
3214 (fini_ssa_operands): Do not dump dead stats.
3215 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3217 * cgraphunit.c (init_lowered_empty_function): Adjust.
3218 * lto-streamer-in.c (input_cfg): Likewise.
3219 * tree-inline.c (initialize_cfun): Likewise.
3220 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3221 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3222 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3223 virtual operands are not registers.
3225 2012-05-22 Richard Guenther <rguenther@suse.de>
3227 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3229 2012-05-22 Richard Guenther <rguenther@suse.de>
3232 * tree-inline.c (setup_one_parameter): Create a dummy init
3233 statement for unused parameters when not optimizing.
3235 2012-05-22 Richard Guenther <rguenther@suse.de>
3237 * tree-flow.h (add_referenced_var_1): Declare.
3238 (add_referenced_var): Define.
3239 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3240 (add_referenced_var): Rename to ...
3241 (add_referenced_var_1): ... this. Take struct function argument.
3243 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3246 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3247 * config/arm/arm.c (arm_validize_comparison): Define.
3248 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3249 arm_validize_comparison.
3250 ("cbranchdi4"): Likewise.
3251 ("cstoredi4"): Likewise.
3252 ("movsicc"): Likewise.
3253 ("movsfcc"): Likewise.
3254 ("movdfcc"): Likewise.
3256 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3258 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3259 the mw_reg_pool size.
3261 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3263 PR tree-optimization/53336
3264 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3265 non-integer integral types to offset type and vice versa.
3267 2012-05-22 Alan Modra <amodra@gmail.com>
3269 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3270 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3271 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3272 V_SAVE_INLINE): Delete.
3273 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3274 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3275 For ELF targets, use out-of-line restores for -Os and any number
3276 of regs if the restore exits, and out-of-line gp save for two or
3277 more regs. Use save_reg_p to test for holes in reg restore set.
3278 Replace "#if" with "if".
3280 2012-05-22 Alan Modra <amodra@gmail.com>
3282 * config/rs6000/rs6000.c (save_reg_p): New function.
3283 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3284 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3285 (emit_frame_save): Use gen_frame_store.
3286 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3287 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3289 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3290 vrsave, toc, gp and fp restores.
3292 2012-05-22 Alan Modra <amodra@gmail.com>
3294 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3295 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3296 Move function pointer variables after forward declarations.
3297 (rs6000_builtin_support_vector_misalignment): Make static.
3298 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3299 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3301 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3303 PR rtl-optimization/53373
3304 * caller-save.c (save_call_clobbered_regs): Look into a possible
3305 PARALLEL manually rather than using single_set on a call insn.
3307 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3309 PR tree-optimization/53436
3310 * omp-low.c (omp_build_component_ref): New function.
3311 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3313 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3317 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3318 Do not print '.' here. Output operand lossage error for unhandled
3323 <case 'z'>: Hardcode "code" argument into error strings.
3325 <case 'D'>: Merge AVX and non-AVX codes.
3326 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3327 Update call to put_condition_code.
3329 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3331 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3333 (clzsi2): New expander.
3334 (*clzsi2_68k): New insn.
3335 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3337 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3339 * gimple.h (gimple_set_in_transaction): Remove.
3340 (gimple_in_transaction): Look in BB instead.
3341 (gimple_statement_base): Remove in_transaction field.
3342 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3343 * trans-mem.c (compute_transaction_bits): Place transaction bit
3344 information into basic blocks.
3346 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3348 * expr.c (get_def_for_expr_class): Define only if
3349 HAVE_conditional_move.
3350 (convert_tree_comp_to_rtx): Likewise.
3352 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3355 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3357 (ffssi2_no_cmove): Ditto.
3358 (*ffs<mode>_1): Remove insn pattern.
3359 (*tzcnt<mode>_1): New insn pattern.
3360 (*bsf<mode>1): Ditto.
3362 2012-05-21 Richard Guenther <rguenther@suse.de>
3364 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3365 more referenced vars.
3366 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3367 flag on variables that have a var-annotation.
3369 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3372 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3373 from folded operands before wrapping another around the
3374 conditional expression.
3376 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3378 PR tree-optimization/53366
3379 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3380 tests if complex_numbers == 2, but there are non-complex number loads
3383 PR tree-optimization/53409
3384 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3385 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3387 PR tree-optimization/53410
3388 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3389 instead of build_int_cst (type, 0) where vector types might be
3390 involved. Instead of build_int_cst (type, 1) convert the original
3391 integer_onep argument to the desired type.
3393 2012-05-21 Michael Matz <matz@suse.de>
3395 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3396 (simplify_test_exp): Handle one more case of distributive law,
3397 decrease cost threshold.
3398 (tests_attr_p, get_attr_order): New functions.
3399 (optimize_attrs): Use topological order, inline only cheap values.
3400 (write_attr_set): Reset our_known_true after some time.
3402 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3405 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3406 vector argument without SSE enabled changes the ABI.
3408 2012-05-21 Richard Guenther <rguenther@suse.de>
3410 PR tree-optimization/53408
3411 * tree-vect-loop.c (vectorizable_induction): Properly check
3412 the restriction that we cannot handle induction results from
3413 the inner loop outside of the outer loop.
3415 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3418 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3419 (UNSPECV_RDRAND): This.
3420 (rdrand<mode>_1): Updated.
3422 2012-05-21 Richard Guenther <rguenther@suse.de>
3424 * tree-loop-distribution.c (can_generate_builtin): Reject
3427 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3429 * Makefile.in (options.c): Add options.h to included header
3432 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3434 * tree-parloops.c : Add myself to contributors, update
3435 TODO list, add link to wiki.
3437 2012-05-21 Alan Modra <amodra@gmail.com>
3439 * config/rs6000/predicates.md (input_operand): Don't match
3440 constant pool addresses. Remove label_ref, high and plus from
3441 match_code list. Remove redundant CONSTANT_P test.
3442 (splat_input_operand): Similarly update match_code list.
3443 (small_toc_ref): New predicate.
3444 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3445 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3446 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3447 register checks to..
3448 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3449 generated by create_TOC_reference.
3450 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3451 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3452 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3453 (use_toc_relative_ref): New function, split out from..
3454 (rs6000_emit_move): ..here. Remove redundant tests. Update
3455 create_TOC_reference calls.
3456 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3457 of medium/large model toc addresses. Use use_toc_relative_ref.
3458 (print_operand): Formatting, style. Adjust for toc changes.
3459 (print_operand_address): Likewise.
3460 (rs6000_output_addr_const_extra): Likewise.
3461 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3462 than a PLUS. Use this formulation for both high and low part
3463 of -mcmodel=medium/large toc reference too. Before reload,
3464 always use the small model formulation.
3465 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3466 a PLUS in high part of addresses here.
3467 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3468 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3469 (largetoc_high, largetoc_low): Move earlier. Cope when no
3471 (largetoc_high_plus): New insn.
3472 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3473 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3474 (tocref): ..instead do so here, new insn and split.
3476 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3478 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3479 RDRND, F16C and FSGSBASE.
3481 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3483 PR rtl-optimzation/53373
3484 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3485 call pattern. Update split patterns.
3486 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3487 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3489 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3491 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3494 2012-05-18 Jan Hubicka <jh@suse.cz>
3496 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3497 (cgraph_process_new_functions): Process also aliases.
3498 * lto-streamer-out.c (struct sets): Remove.
3499 (trivally_defined_alias): Remove.
3500 (output_alias_pair_p): Remove.
3501 (output_unreferenced_globals): Remove.
3502 (produce_symtab); Do not handle alias pairs.
3503 (produce_asm_for_decls): Likewise.
3504 * lto-streamer-in.c (input_alias_pairs): Remove.
3505 (lto_read_body): Do not input alias pairs.
3506 (lto_input_constructors_and_inits): Remove.
3508 2012-05-18 Jan Hubicka <jh@suse.cz>
3510 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3513 2012-05-18 Jan Hubicka <jh@suse.cz>
3515 * cgraphbuild.c (record_reference): Update.
3516 * lto-cgraph.c (lto_output_varpool_node): External vars
3517 are not in other partition even if they are not output
3518 in current partition.
3519 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3521 (canonicalize_constructor_val): Take FROM_DECL argument.
3522 (fold_ctor_reference, fold_string_cst_ctor_reference,
3523 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3524 fold_ctor_reference): Likewise.
3525 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3526 * gimple.h (gimple_fold_builtin): Likewise.
3528 2012-05-18 Olivier Hainque <hainque@adacore.com>
3530 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3531 $(libsubdir) as libexecsubdir.
3533 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3535 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3536 relied on signed overflow behavior.
3538 2012-05-18 Richard Guenther <rguenther@suse.de>
3540 PR tree-optimization/53346
3541 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3542 builtin transform even when only a single partition with
3543 all reads/writes exists.
3545 2012-05-18 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/53390
3548 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3551 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3553 * tree-ssa-reassoc.c (bip_map): Remove decl.
3554 (completely_remove_stmt): Remove function.
3555 (remove_def_if_absorbed_call): Remove function.
3556 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3557 (possibly_move_powi): Remove function.
3558 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3559 (rewrite_expr_tree_parallel): Likewise.
3560 (attempt_builtin_powi): Build multiplies explicitly rather than
3561 relying on the ops vector and rank system.
3562 (transform_stmt_to_copy): New function.
3563 (transform_stmt_to_multiply): Likewise.
3564 (reassociate_bb): Handle leftover operations after __builtin_powi
3565 optimization; build a final multiply if necessary.
3567 2012-05-18 Jan Hubicka <jh@suse.cz>
3569 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3570 (mark_functions_to_output): Fix sanity check.
3571 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3573 2012-05-18 Richard Guenther <rguenther@suse.de>
3575 * tree-flow.h (mark_symbols_for_renaming): Remove.
3576 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3577 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3578 (copy_debug_stmt): Likewise.
3579 (expand_call_inline): Likewise.
3580 (declare_return_variable): Mark the return variable for renaming
3583 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3585 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3587 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3588 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3589 (ashrdi3,lshrdi3): Likewise.
3590 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3592 2012-05-18 Meador Inge <meadori@codesourcery.com>
3594 PR rtl-optimization/53352
3595 * cse.c (equiv_constant): Ignore paradoxical subregs.
3597 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3599 PR rtl-optimization/53125
3600 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3601 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3602 die in the basic block. Correctly top off REG_FREQ and
3603 REG_FREQ_CALLS_CROSSED.
3605 (regstat_compute_ri): Allocate and free local_live_last_luid.
3607 (regstat_bb_compute_calls_crossed): Correctly top off
3608 REG_FREQ_CALLS_CROSSED.
3610 2012-05-17 Jan Hubicka <jh@suse.cz>
3612 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3613 constructor over decl without.
3614 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3615 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3616 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3618 (mark_functions_to_output): Also accept bodies for functions with
3620 (output_in_order): Skip external vars.
3621 * lto-cgraph.c (lto_output_node): External functions are never in other
3623 (lto_output_varpool_node): Likewise.
3624 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3625 forgotten initializers.
3626 * ipa.c (process_references): Handle external vars.
3627 (symtab_remove_unreachable_nodes): Update to handle external vars.
3628 (varpool_externally_visible_p): External vars are externally visible.
3629 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3630 * varpool.c (varpool_remove_node): Remove constructor.
3631 (decide_is_variable_needed): Handle externals.
3632 (varpool_remove_unreferenced_decls): Likewise.
3634 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3636 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3637 (enable_warning_as_error): Do not special case Wuninitialized.
3638 * optc-gen.awk: Add sanity checks.
3640 2012-05-17 Jan Hubicka <jh@suse.cz>
3642 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3643 that might change as result of global optimization.
3644 (analyze_function): Do not check analyzed and externally_visible
3645 flags; be happy about address dereferences.
3646 (propagate): Prune all_module_statics so it really contains just
3647 statics; prune all the local summaries.
3648 (ipa_reference_write_optimization_summary): Simplify.
3650 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3652 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3653 * config/m68k/m68k-tables.opt: Regenerated.
3654 * doc/invoke.texi (M680x0 Options): Document.
3656 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3657 Patrick Marlier <patrick.marlier@gmail.com>
3659 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3662 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3664 * configure: Regenerated.
3666 2012-05-16 Andrew Pinski <apinski@cavium.com>
3668 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3671 2012-05-16 David S. Miller <davem@davemloft.net>
3673 * jump.c (delete_related_insns): If we remove a CALL, make sure
3674 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3676 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3678 PR tree-optimization/53217
3679 * tree-ssa-reassoc.c (bip_map): New static variable.
3680 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
3681 (attempt_builtin_powi): Save feeding multiplies on a stack.
3682 (reassociate_bb): Create and destroy bip_map.
3684 2012-05-16 Olivier Hainque <hainque@adacore.com>
3686 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3687 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3688 Add comments and improve stamp preservation across the whole sequence.
3689 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3691 2012-05-16 Richard Guenther <rguenther@suse.de>
3693 * tree-inline.c (insert_init_stmt): Do not call
3694 mark_symbols_for_renaming.
3695 (setup_one_parameter): Avoid initializing unused parameters.
3696 (declare_return_variable): Properly handle DECL_BY_REFERENCE
3697 return vars in SSA form.
3699 2012-05-16 Richard Guenther <rguenther@suse.de>
3701 * tree-flow.h (get_virtual_var): Remove.
3702 * tree-dfa.c (get_virtual_var): Likewise.
3704 2012-05-16 Richard Guenther <rguenther@suse.de>
3706 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
3707 Remove set-only bitmap of new names.
3708 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
3710 * tree-flow.h (ssa_names_to_replace): Remove.
3711 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
3713 2012-05-16 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/53364
3716 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3717 detect a view-conversion of the decl.
3719 2012-05-16 Dodji Seketeli <dodji@redhat.com>
3721 PR preprocessor/7263
3722 * c-tree.h (enum c_declspec_word): Declare new enum.
3723 (struct c_declspecs::locations): New member.
3724 (declspecs_add_qual, declspecs_add_scspec)
3725 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
3727 * c-decl.c (build_null_declspecs): Initialize the new struct
3728 c_declspecs::locations member.
3729 (declspecs_add_addrspace): Take a location parameter for the
3730 address space. Store it onto declaration specifiers.
3731 (declspecs_add_qual): Likewise, take a location parameter for the
3733 (declspecs_add_type): Likewise, take a location parameter for the
3735 (declspecs_add_scspec): Likewise, take a location parameter for
3736 the storage class specifier.
3737 (declspecs_add_attrs): Likewise, take a location parameter for the
3739 (declspecs_add_alignas): Likewise, take a location parameter for
3741 (finish_declspecs): For diagnostics, use the location of the
3742 relevant declspec, instead of the global input_location.
3743 * c-parser.c (c_parser_parameter_declaration): Pass the precise
3744 virtual location of the declspec to the declspecs-setters.
3745 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
3748 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3750 * configure.ac: Stack protector enabling for Android targets.
3751 * configure: Regenerate.
3753 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3755 * ira.c (pseudo_move_insn): Delete.
3756 (find_moveable_pseudos): Don't set it.
3757 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
3758 the definitions of the original pseudo. Delete all of them.
3760 2012-05-16 Olivier Hainque <hainque@adacore.com>
3762 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3764 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
3765 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
3766 * config/rs6000/8540.md: indicate that the units/patterns apply to
3769 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
3770 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
3771 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
3772 related flags, check that what is queried is supported by the selected
3773 configuration. Rework the single/double_float and MASK_STRING resets to
3774 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
3775 costs for PROCESSOR_PPC8548 as well.
3776 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
3777 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
3778 statement instead of a sequence of ifs.
3780 * config/rs6000/rs6000.h (TARGET_E500): Remove.
3781 (TARGET_NO_LWSYNC): Adjust accordingly.
3782 * config/rs6000/e500.h (TARGET_E500): Remove.
3783 (CHECK_E500_OPTIONS): Adjust accordingly.
3784 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
3785 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
3786 * config/rs6000/linuxspe.h: Likewise.
3787 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
3788 superfluous comments.
3789 * config/rs6000/e500-double.h: Remove.
3791 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
3792 default to with_cpu=8548 if --enable-e500-double, and to 8540
3794 (set misc flags section): For powerpc*|rs6000*, remove inclusion
3795 of e500-double.h for --enable-e500-double.
3797 2012-05-16 Olivier Hainque <hainque@adacore.com>
3799 * Makefile.in (s-header-vars): Resort to -n instead of trailing
3800 -e d in sed invocation.
3802 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
3804 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
3806 * doc/tm.texi: Regenerate.
3808 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
3810 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
3812 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3815 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3816 that operands[2] is either immediate, or q_regs_operand.
3818 2012-05-15 Richard Guenther <rguenther@suse.de>
3820 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
3821 (assemble_thunk): Likewise. Manually rename and register
3824 2012-05-15 Richard Guenther <rguenther@suse.de>
3826 PR tree-optimization/53355
3827 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
3830 2012-05-15 Tristan Gingold <gingold@adacore.com>
3832 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
3834 2012-05-15 Richard Guenther <rguenther@suse.de>
3836 * gimple.c (gimple_set_modified): Move ...
3837 * gimple.h (gimple_set_modified): ... here.
3839 2012-05-15 Tristan Gingold <gingold@adacore.com>
3841 * ira-color.c (move_spill_restore): Add a guard.
3843 2012-05-15 Tristan Gingold <gingold@adacore.com>
3845 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
3848 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
3850 * gimplify.c (gimplify_init_constructor): Do a block move for very
3851 small objects as well.
3853 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
3855 * ira.c (find_moveable_pseudos): Skip registers whose
3856 DF_REG_EQ_USE_COUNT is nonzero.
3858 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3860 * doc/md.texi (fma): Define to only be applicable for single rounding.
3862 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3865 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3866 generate target register for "load" class builtins.
3869 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3872 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3873 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3874 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3875 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3876 (<sse>_movu<ssemodesuffix>): New expander.
3877 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3878 (avx_movdqu<avxmodesuffix>): New expander.
3879 (*sse2_movdqu): Rename from sse2_movdqu.
3880 (sse2_movdqu): New expander.
3882 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
3885 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
3886 (canonicalize_perm): ... new function.
3887 (expand_vec_perm_2vperm2f128_vshuf): New function.
3888 (ix86_expand_vec_perm_const_1): Call it.
3890 2012-05-14 Andrew Pinski <apinski@cavium.com>
3891 H.J. Lu <hongjiu.lu@intel.com>
3892 Jakub Jelinek <jakub@redhat.com>
3895 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
3898 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3900 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3901 lineno 1 the same as lineno 0 before first start file directive.
3902 (optimize_macinfo_range): Likewise.
3904 * dwarf2out.c (have_macinfo): Define.
3905 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3906 attribute, don't force empty compilation unit and don't emit any
3907 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3909 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
3912 * config/avr/avr.c (avr_const_address_lo16): Remove.
3913 (avr_assemble_integer): Print ".byte lo8(x)",
3914 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
3915 .warning if 3-byte address is assembled.
3916 * doc/extend.texi (AVR Named Address Spaces): Document that
3917 binutils 2.23 is needed to assemble 3-byte addresses.
3919 2012-05-14 Richard Guenther <rguenther@suse.de>
3921 * tree-vect-data-refs.c (vect_setup_realignment): Remove
3922 call to mark_symbols_for_renaming.
3923 (vect_permute_load_chain): Likewise.
3924 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
3925 instead of calling mark_symbols_for_renaming.
3926 * tree-vect-stmts.c (read_vector_array): Remove call to
3927 mark_symbols_for_renaming.
3928 (write_vector_array): Likewise.
3929 (vectorizable_call): Likewise.
3930 (vectorizable_store): Likewise.
3931 (vectorizable_load): Likewise.
3932 * matrix-reorg.c (transform_allocation_sites): Likewise.
3933 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
3934 (create_expression_by_pieces): Likewise.
3936 2012-05-14 Richard Guenther <rguenther@suse.de>
3938 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
3939 of statements for renaming.
3940 (force_gimple_operand_1): Likewise, consistently for both
3941 calls to force_gimple_operand and force_gimple_operand_gsi.
3943 2012-05-14 Richard Guenther <rguenther@suse.de>
3945 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
3946 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
3948 (expand_omp_for): Likewise.
3949 (expand_omp_for_generic): Adjust conditional add to referenced vars.
3950 Use make_rename_temp for temporaries that should be rewritten into
3952 (expand_omp_for_static_nochunk): Likewise.
3953 (expand_omp_atomic_pipeline): Likewise.
3955 2012-05-14 Richard Guenther <rguenther@suse.de>
3957 PR tree-optimization/53331
3958 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
3960 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
3962 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3965 * doc/options.texi: (LangEnabledBy): Document it.
3966 * optc-gen.awk: Handle LangEnabledBy.
3967 * opth-gen.awk: Generate declaration for lang-specific functions.
3968 * opt-read.awk: Record lang numbers.
3969 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
3970 (lang_sanitized_name): New.
3972 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
3974 * attribs.c (decl_attributes): Avoid emitting a warning if
3976 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
3977 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
3978 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
3979 define a string "1".
3980 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
3981 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
3982 BUILT_IN_STRCPY): Use it for these functions.
3983 * postreload.c (reload_combine): Deal with SETs inside
3984 CALL_INSN_FUNCTION_USAGE.
3985 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
3986 Look for REG_RETURNED notes and use a cheap restore if possible.
3987 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
3988 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
3989 * ira-build.c (ira_create_allocno, create_cap_allocno,
3990 propagate_allocno_info, propagate_some_info_from_allocno,
3991 copy_info_to_removed_store_destination, ira_flattening): Handle it.
3992 * ira-lives.c (pseudo_regno_single_word_and_live_p,
3993 find_call_crossed_cheap_reg): New static functions.
3994 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
3995 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
3996 a REG_RETURNED note in that case.
3997 * ira.c (setup_reg_renumber): Change assert to allow cases where
3998 allocnos only cross calls for which they are cheap to restore.
3999 * ira-costs.c (ira_tune_allocno_costs): Compare
4000 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4002 * reg-notes.def (REG_RETURNED): New note.
4003 * cse.c (cse_insn): Likewise.
4004 * sched-deps.c (sched_analyze_insn): Likewise.
4005 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4006 * calls.c (decl_return_flags): New static function.
4007 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4008 functions that return one of their arguments.
4009 * regcprop.c (struct kill_set_value_data): New.
4010 (kill_set_value): Interpret data as a pointer to such a struct.
4011 Do nothing if the caller wants the register to be ignored.
4012 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4014 2012-05-14 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/53340
4017 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4019 2012-05-14 Richard Guenther <rguenther@suse.de>
4021 * gimplify.c (gimplify_expr): Remove odd code.
4023 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4025 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4026 into a PLUS_EXPR byte offset.
4028 * tree-ssa-pre.c (can_value_number_call): Delete.
4029 (compute_avail): Skip all statements with side effects.
4030 <GIMPLE_CALL>: Skip calls to internal functions.
4032 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4034 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4036 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4038 * common.opt (Wtype-limits): Use EnabledBy.
4040 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4043 (pushtf splitter): Ditto.
4045 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4046 (<code>tf2): Enable for TARGET_SSE.
4047 (*absnegtf2_sse): Ditto.
4048 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4049 (copysign<mode>3_const): Ditto.
4050 (copysign<mode>3_var): Ditto.
4051 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4052 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4053 (*<code>tf3): Ditto.
4054 * config/i386/i386.c (struct builtin_description bdesc_args)
4055 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4056 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4057 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4058 Emit a normal call if SSE isn't available.
4060 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4062 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4063 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4064 (<code><mode>3): Ditto.
4065 (*andnot<mode>3): Ditto.
4066 (*andnottf3): Ditto.
4067 (*<code><mode>3): Ditto.
4070 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4072 * optc-gen.awk: Error instead of warning for conflicting help.
4074 2012-05-12 Jason Merrill <jason@redhat.com>
4077 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4080 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4082 * function.c (requires_stack_frame_p): If the function can throw
4083 non-call exceptions, return true if the insn can throw internally.
4085 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4087 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4089 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4091 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4092 ORDERED and UNORDERED conditions.
4094 2012-05-11 Richard Guenther <rguenther@suse.de>
4096 * tree-flow.h (referenced_var_check_and_insert): Remove.
4097 (find_new_referenced_vars): Likewise.
4098 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4099 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4100 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4101 instead of find_new_referenced_vars.
4102 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4104 2012-05-11 Richard Guenther <rguenther@suse.de>
4106 * tree-pass.h (pass_rest_of_compilation,
4107 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4109 * passes.c (pass_all_optimizations, pass_postreload,
4110 pass_all_early_optimizations): Make static.
4111 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4112 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4113 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4114 (delete_tree_ssa): Do not call fini_phinodes.
4115 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4117 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4120 * doc/options.texi (EnabledBy): Document
4121 * opts.c: Include opts.h and options.h before tm.h.
4122 (finish_options): Do not handle some sub-options here...
4123 (common_handle_option): ... instead call common_handle_option_auto
4125 * optc-gen.awk: Handle EnabledBy.
4126 * opth-gen.awk: Declare common_handle_option_auto.
4127 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4128 (Wmaybe-uninitialized): Likewise.
4129 (Wunused-but-set-variable): Likewise.
4130 (Wunused-function): Likewise.
4131 (Wunused-label): Likewise.
4132 (Wunused-value): Likewise.
4133 (Wunused-variable): Likewise.
4134 * opt-read.awk: Create opt_numbers array.
4136 2012-05-11 Richard Guenther <rguenther@suse.de>
4138 PR tree-optimization/53295
4139 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4141 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4142 strides when analyzing data-references in a loop context.
4143 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4144 non-constant strides for now.
4145 (vect_enhance_data_refs_alignment): Ignore data references
4146 that are strided loads.
4147 (vect_analyze_data_ref_access): Handle non-constant strides.
4148 (vect_check_strided_load): Verify the data-reference is a load.
4149 (vect_analyze_data_refs): Restructure to make strided load
4150 support not dependent on gather support.
4151 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4152 when doing strided or gather loads.
4153 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4154 integer_zerop to compare stride with zero.
4156 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4158 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4160 2012-05-11 Jan Hubicka <jh@suse.cz>
4163 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4164 that output_constant_pool missed.
4166 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4168 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4169 MULTILIB_EXTRA_OPTS.
4171 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4174 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4176 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4178 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4179 optimization for TARGET_AVX.
4180 (*movti_internal_sse): Ditto.
4181 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4182 (*movdi_internal): Ditto.
4183 (*movsi_internal): Ditto.
4184 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4185 (*movdf_internal_rex64): Ditto.
4186 (*movfd_internal): Ditto.
4187 (*movsf_internal): Ditto.
4188 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4190 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4192 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4193 reference as size attribute.
4195 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4196 Tristan Gingold <gingold@adacore.com>
4198 * doc/md.texi (Standard Names): Document probe_stack_address.
4199 * explow.c (emit_stack_probe): Handle probe_stack_address.
4200 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4201 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4202 (probe_stack_address): New insn.
4203 (probe_stack_range): Likewise.
4204 * config/ia64/ia64.c: Include common/common-target.h.
4205 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4206 checking is enabled.
4207 (ia64_emit_probe_stack_range): New function.
4208 (output_probe_stack_range): Likewise.
4209 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4210 builtin stack checking is enabled.
4211 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4212 and UNSPECV_PROBE_STACK_ADDRESS.
4213 (unknown_for_bundling_p): New predicate.
4214 (group_barrier_needed): Use important_for_bundling_p.
4215 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4216 (issue_nops_and_insn): Likewise.
4217 (bundling): Likewise.
4218 (final_emit_insn_group_barriers): Likewise.
4219 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4220 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4221 (STACK_CHECK_PROTECT): Likewise.
4222 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4224 2012-05-10 Jan Hubicka <jh@suse.cz>
4226 * ipa-inline.c (update_all_callee_keys): Remove.
4227 (inline_small_functions): Simplify priority updating.
4229 2012-05-10 Jan Hubicka <jh@suse.cz>
4231 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4233 2012-05-10 Jan Hubicka <jh@suse.cz>
4235 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4236 (symtab_remove_unreachable_nodes): ... this one.
4237 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4238 * cgraphunit.c (ipa_passes): Update.
4239 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4240 * cgraph.c (cgraph_release_function_body): Only turn initial
4241 into error mark when initial was previously set.
4242 * ipa-inline.c (ipa_inline): Update.
4243 * ipa.c: Include ipa-inline.h
4244 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4245 (enqueue_node): New function.
4246 (process_references): Update.
4247 (symtab_remove_unreachable_nodes): Cleanup.
4248 * passes.c (execute_todo, execute_one_pass): Update.
4250 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4252 PR rtl-optimization/53125
4253 * ira.c (ira): Call find_moveable_pseudos and
4254 move_unallocated_pseudos if only ira_conflicts_p is true.
4256 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4258 * config/i386/i386.md (*movoi_internal_avx): Handle
4259 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4260 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4261 (*movti_internal_sse): Ditto.
4262 (*movtf_internal): Ditto.
4263 * config/i386/sse.md (ssePSmode): New mode attribute.
4264 (*move<mode>_internal): Use ssePSmode.
4265 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4266 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4267 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4268 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4270 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4272 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4273 DECL_ORIGINAL_TYPE if it is present.
4275 2012-05-10 Nick Clifton <nickc@redhat.com>
4278 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4279 a "0" constraint to being a (match_dup 0).
4281 2012-05-10 Richard Guenther <rguenther@suse.de>
4283 * stor-layout.c (byte_from_pos): Amend comment.
4285 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4287 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4288 Document requirement to call in constructors.
4290 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4292 2012-05-10 Richard Guenther <rguenther@suse.de>
4294 * tree.h (TYPE_IS_SIZETYPE): Remove.
4295 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4296 (extract_muldiv_1): Likewise.
4297 * gimple.c (gtc_visit): Likewise.
4298 (gimple_types_compatible_p): Likewise.
4299 (iterative_hash_canonical_type): Likewise.
4300 (gimple_canonical_types_compatible_p): Likewise.
4301 * gimplify.c (gimplify_one_sizepos): Likewise.
4302 * print-tree.c (print_node): Likewise.
4303 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4305 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4308 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4309 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4310 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4311 instead of xop_mulv2div2di3_low.
4312 (xop_p<macs>dql): Fix vec_select selector.
4313 (xop_p<macs>dqh): Ditto.
4314 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4315 (xop_mulv2div2di3_high): Ditto.
4317 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4320 * diagnostic.h (diagnostic_context): Add last_location.
4321 * diagnostic.c (diagnostic_initialize): Initialize it.
4322 (diagnostic_show_locus): Use it.
4324 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4326 * doc/extend.texi (Function Attributes): Point xref to section
4329 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4331 * config/i386/i386.c (*movdf_internal_rex64): Remove
4332 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4333 Calculate "mode" attribute according to
4334 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4335 (*movdf_internal): Ditto.
4337 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4340 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4341 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4342 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4343 or when optimizing for size.
4344 * config/i386/sse.md (*mov<mode>_internal): Remove
4345 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4346 Calculate "mode" attribute according to optimize_function_for_size_p
4347 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4348 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4349 depending on the mode of the instruction. Calculate "mode" attribute
4350 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4351 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4352 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4354 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4357 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4358 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4359 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4360 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4361 (expand_prologue): Move initialization of cfun->machine->is_naked,
4362 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4363 (avr_set_current_function): ...this new static function.
4364 (TARGET_SET_CURRENT_FUNCTION): New define.
4365 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4366 checking attributes of current_function_decl.
4367 (avr_regs_to_save): Ditto.
4368 (signal_function_p): Rename to avr_signal_function_p.
4369 (interrupt_function_p): Rename to avr_interrupt_function_p.
4371 * doc/extend.texi (Function Attributes): Better explanation of
4372 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4375 2012-05-09 Michael Matz <matz@suse.de>
4377 PR tree-optimization/53185
4378 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4379 peeling when we see strided loads.
4381 2012-05-09 Matthias Klose <doko@ubuntu.com>
4383 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4385 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4387 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4388 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4389 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4390 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4391 (USE_LOAD_POST_INCREMENT): Define.
4392 (USE_LOAD_PRE_INCREMENT): Define.
4393 (USE_LOAD_POST_DECREMENT): Define.
4394 (USE_LOAD_PRE_DECREMENT): Define.
4395 (USE_STORE_PRE_DECREMENT): Define.
4396 (USE_STORE_PRE_INCREMENT): Define.
4397 (USE_STORE_POST_DECREMENT): Define.
4398 (USE_STORE_POST_INCREMENT): Define.
4399 (arm_auto_incmodes): Add enumeration.
4400 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4401 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4403 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4405 PR tree-optimization/53226
4406 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4407 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4408 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4409 doesn't need to be revisited, look for earliest stmt with
4410 !gimple_plf (stmt, GF_PLF_1) if something changed.
4412 2012-05-09 Terry Guo <terry.guo@arm.com>
4414 * genmultilib: Update copyright dates.
4415 * doc/fragments.texi: Ditto.
4417 2012-05-09 Terry Guo <terry.guo@arm.com>
4419 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4420 * genmultilib (MULTILIB_REQUIRED): New.
4421 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4423 2012-05-09 Richard Guenther <rguenther@suse.de>
4425 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4426 (vect_do_peeling_for_loop_bound): Likewise.
4427 (vect_do_peeling_for_alignment): Likewise.
4428 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4429 (vect_do_peeling_for_loop_bound): Get check_profitability and
4430 threshold as parameters.
4431 (vect_do_peeling_for_alignment): Likewise.
4432 (vect_loop_versioning): Likewise.
4433 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4434 and threshold here. Control where to put the check here.
4436 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4439 * dwarf2out.h (get_address_mode): Move declaration to...
4441 * dwarf2out.c (get_address_mode): Move definition to...
4442 * rtlanal.c: ...here.
4443 * var-tracking.c (get_address_mode): Delete.
4444 * combine.c (find_split_point): Use get_address_mode instead of
4445 targetm.addr_space.address_mode.
4446 * cselib.c (cselib_record_sets): Likewise.
4447 * dse.c (canon_address, record_store): Likewise.
4448 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4449 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4450 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4451 (expand_expr_real_1): Likewise.
4452 * ifcvt.c (noce_try_cmove_arith): Likewise.
4453 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4454 * reload.c (find_reloads): Likewise.
4455 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4456 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4458 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4460 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4461 information from the instruction produced.
4463 2012-05-09 Richard Guenther <rguenther@suse.de>
4465 * stor-layout.c (bit_from_pos): Document.
4466 (byte_from_pos): Likewise. Optimize.
4467 (pos_from_bit): Likewise.
4468 (normalize_offset): Use pos_from_bit instead of replicating it.
4470 2012-05-09 Alan Modra <amodra@gmail.com>
4473 * config/rs6000/rs6000.c (gen_frame_set): New function.
4474 (gen_frame_load, gen_frame_store): New functions.
4475 (rs6000_savres_rtx): Use the above.
4476 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4477 Correct mode used for CR2 in save/restore_world patterns.
4478 Don't emit instructions for eh_return frame unwind reg info.
4480 2012-05-08 Jan Hubicka <jh@suse.cz>
4482 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4484 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4486 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4488 (compile_file): Do not output variables.
4489 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4491 * langhooks.c: Include timevar.h
4492 (write_global_declarations): Finalize compilation unit after wrapup;
4493 set timevars correctly.
4494 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4495 not to be added to varpool.
4496 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4497 only on cases where it makes sense; skip constant pool and value expr
4500 2012-05-08 David S. Miller <davem@davemloft.net>
4502 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4503 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4504 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4506 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4508 PR rtl-optimization/53278
4509 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4510 speed_p code from earlier patch.
4512 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4515 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4517 2012-05-08 Teresa Johnson <tejohnson@google.com>
4519 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4520 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4522 2012-05-08 Jan Hubicka <jh@suse.cz>
4524 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4525 (cgraph_create_node_1): Rename to ...
4526 (cgraph_create_empty_node): ... this one; export.
4527 (cgraph_create_node): Update.
4528 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4529 (cgraph_create_edge_including_clones): Likewise.
4530 (cgraph_find_replacement_node): Likewise.
4531 (cgraph_clone_edge): Likewise.
4532 (cgraph_clone_node): Likewise.
4533 (clone_function_name): Likewise.
4534 (cgraph_create_virtual_clone): Likewise.
4535 (cgraph_remove_node_and_inline_clones): Likewise.
4536 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4537 * cgraph.h: Reorder declarations so they match file of origin.
4538 (cgraph_create_empty_node): Declare.
4539 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4540 (cgraph_copy_node_for_versioning): Likewise.
4541 (cgraph_function_versioning): Likewise.
4542 (cgraph_materialize_clone): Likewise.
4543 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4544 (cgraph_materialize_all_clones): Likewise.
4545 * cgraphclones.c: New file.
4546 * Makefile.in: Update for cgraphclones.
4548 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4551 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4552 (ix86_rtx_costs): Handle SET.
4554 2012-05-08 Michael Matz <matz@suse.de>
4556 * basic-block.h (struct rtl_bb_info): Remove visited member and
4557 move head_ member to ...
4558 (struct basic_block_def.basic_block_il_dependent): ... the new
4559 member x, replacing but containing old member rtl.
4560 (enum bb_flags): New BB_VISITED flag.
4561 (BB_HEADER, BB_FOOTER): New macros.
4563 * jump.c (mark_all_labels): Adjust.
4564 * cfgcleanup.c (try_optimize_cfg): Adjust.
4565 * cfglayout.c (record_effective_endpoints): Adjust.
4566 (relink_block_chain): Ditto (and don't fiddle with visited).
4567 (fixup_reorder_chain): Adjust.
4568 (fixup_fallthru_exit_predecessor): Ditto.
4569 (cfg_layout_duplicate_bb): Ditto.
4570 * combine.c (update_cfg_for_uncondjump): Adjust.
4571 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4572 (bb_visited_trace): New accessor.
4573 (mark_bb_visited): Move in front.
4574 (rotate_loop): Use bb_visited_trace.
4575 (find_traces_1_round): Ditto.
4576 (emit_barrier_after): Ditto.
4577 (copy_bb): Ditto, and initialize visited on resize.
4578 (reorder_basic_blocks): Initize visited member.
4579 (duplicate_computed_gotos): Clear bb flags at start, use
4582 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4583 (rtl_verify_flow_info_1): Ditto.
4584 (cfg_layout_split_block): Ditto.
4585 (cfg_layout_delete_block): Ditto.
4586 (cfg_layout_merge_blocks): Ditto.
4587 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4589 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4592 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4593 when a constant source operand matches an "I" constraint, the "no
4594 CC0 change" applies to a register-destination only, not a
4595 strict_low_part-destination.
4597 2012-05-08 Richard Guenther <rguenther@suse.de>
4599 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4600 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4602 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4604 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4606 * doc/avr-mmcu.texi: New auto-generated file.
4607 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4608 to document all valid -mmcu= arguments.
4610 * config/avr/avr.h (arch_info_s): New struct definition.
4611 * config/avr/avr-devices.c (avr_texinfo): New variable.
4612 * config/avr/gen-avr-mmcu-texi.c: New file.
4613 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4615 2012-05-08 Dehao Chen <dehao@google.com>
4617 * predict.c (find_qualified_ssa_name): New.
4618 (find_ssa_name_in_expr): New.
4619 (find_ssa_name_in_assign_stmt): New.
4620 (is_comparison_with_loop_invariant_p): New.
4621 (is_bound_expr_similar): New.
4622 (predict_iv_comparison): New.
4623 (predict_loops): Add heuristic for loop-nested branches that compare an
4624 induction variable to a loop bound variable.
4625 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4627 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4629 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4630 TARGET_BDVER2 defines where appropriate.
4632 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4634 * configure.ac (PLUGIN_LD): Rename into...
4635 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4636 * config.in: Regenerate.
4637 * configure: Likewise.
4638 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4640 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4642 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4643 computation using the precision of the index type.
4644 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4645 (fold_array_ctor_reference): Do index computations in the index type.
4647 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4649 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4650 down to plus_constant.
4651 (expand_epilogue): Ditto.
4653 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4655 * postreload.c (reload_cse_regs): Make static.
4656 * reload.h (reload_cse_regs): Remove prototype.
4658 2012-05-07 Richard Henderson <rth@redhat.com>
4660 * config/alpha/alpha.md (clear_cache): New pattern.
4662 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4665 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
4666 is folded to a type boundary value, verify that the resulting case
4667 label is still a care range.
4669 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4671 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
4672 only for TARGET_GENERIC, when not optimizing for size.
4673 (*ffs<mode>_1): Ditto.
4675 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4677 * tree-cfg.c (verify_gimple_switch): Tighten checks.
4679 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4681 PR tree-optimization/53239
4682 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
4683 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
4685 2012-05-07 Richard Guenther <rguenther@suse.de>
4687 PR tree-optimization/53195
4688 * tree-inline.c (setup_one_parameter): Properly add referenced
4689 vars from the parameters new known value.
4691 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4693 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
4694 (sched_branch_type): Remove.
4695 (m68k_sched_md_init_global): Don't allocate it.
4696 (m68k_sched_md_finish_global): Don't free it.
4697 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
4698 * config/m68k/m68k.md: Set the type of insns using
4699 m68k_sched_branch_type to bcc directly.
4701 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4703 * config/sol2.c (solaris_override_options): New function.
4704 * config/sol2-protos.h (solaris_override_options): Declare.
4705 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4707 2012-05-07 Richard Guenther <rguenther@suse.de>
4709 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
4710 whether we failed to compute data dependences.
4711 (loop_prefetch_arrays): Fail if we failed.
4713 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4714 Paolo Bonzini <bonzini@gnu.org>
4716 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
4717 Emit bsf when optimizing for size.
4718 (*ffs<mode>_1): Ditto.
4720 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4723 * config/sh/sh.c (sh_rtx_costs): Handle SET.
4725 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
4728 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
4729 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
4730 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
4732 (*bswapdi2_doubleword): New insn pattern.
4733 (*bswap<mode>2): Rename from *bswap<mode>2_1.
4735 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4737 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
4738 (mips_set_reg_reg_cost): Likewise.
4739 (mips_rtx_costs): Handle SET.
4741 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4743 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
4744 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
4745 to compute the cost of moves. Set the mode of the target register.
4747 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
4749 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
4750 plus_constant function.
4751 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
4752 that the mode is sensible.
4753 (use_anchored_address, round_push, allocate_dynamic_stack_space)
4754 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
4757 * alias.c (canon_rtx): Likewise.
4758 (init_alias_analysis): Likewise.
4759 * builtins.c (expand_builtin_return_addr)
4760 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
4761 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
4762 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
4763 (expand_builtin_stpcpy): Likewise.
4764 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
4765 (compute_argument_addresses, internal_arg_pointer_based_exp)
4766 (expand_call, emit_library_call_value_1): Likewise.
4767 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
4768 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
4769 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
4770 * cse.c (insert_const_anchor, find_reg_offset_for_const)
4771 (use_related_value, fold_rtx): Likewise.
4772 * cselib.c (cselib_subst_to_values): Likewise.
4773 * dse.c (record_store, check_mem_read_rtx): Likewise.
4774 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
4775 * emit-rtl.c (adjust_address_1): Likewise.
4776 * except.c (sjlj_emit_function_enter)
4777 (expand_builtin_extract_return_addr)
4778 (expand_builtin_frob_return_addr): Likewise.
4779 * expmed.c (expand_divmod): Likewise.
4780 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
4781 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
4782 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
4783 * function.c (assign_stack_local_1)
4784 (instantiate_virtual_regs_in_rtx): Likewise.
4785 * optabs.c (prepare_cmp_insn): Likewise.
4786 * recog.c (offsettable_address_addr_space_p): Likewise.
4787 * reload.c (find_reloads_address, form_sum)
4788 (find_reloads_subreg_address): Likewise.
4789 * reload1.c (init_reload, eliminate_regs_1)
4790 (eliminate_regs_in_insn): Likewise.
4791 * simplify-rtx.c (simplify_unary_operation_1)
4792 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
4793 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
4794 (vt_add_function_parameter): Likewise.
4796 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
4797 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
4798 * config/alpha/alpha.c (alpha_legitimize_address_1)
4799 (get_unaligned_address, alpha_expand_unaligned_load)
4800 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
4801 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
4802 (alpha_expand_builtin_establish_vms_condition_handler)
4803 (alpha_setup_incoming_varargs, emit_frame_store_1)
4804 (alpha_expand_prologue, alpha_expand_epilogue)
4805 (alpha_use_linkage): Likewise.
4806 * config/alpha/alpha.md: Likewise.
4808 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
4809 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
4810 (thumb_legitimize_address, arm_gen_load_multiple_1)
4811 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
4812 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
4813 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
4814 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
4815 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
4816 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
4817 (thumb_expand_movmemqi, arm_set_return_address)
4818 (thumb_set_return_address): Likewise.
4819 * config/arm/arm.md: Likewise.
4821 * config/avr/avr.c (avr_incoming_return_addr_rtx)
4822 (avr_prologue_setup_frame, expand_epilogue)
4823 (avr_const_address_lo16): Likewise.
4825 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
4826 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
4827 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
4828 (bfin_output_mi_thunk): Likewise.
4830 * config/c6x/c6x.c (c6x_initialize_trampoline)
4831 (c6x_output_mi_thunk): Likewise.
4833 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
4834 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
4836 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
4837 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
4838 (cris_emit_movem_store, cris_trampoline_init): Likewise.
4839 * config/cris/cris.md: Likewise.
4841 * config/darwin.c (machopic_indirect_data_reference)
4842 (machopic_legitimize_pic_address): Likewise.
4844 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
4845 (epiphany_expand_prologue, epiphany_expand_epilogue)
4846 (epiphany_trampoline_init): Likewise.
4847 * config/epiphany/epiphany.md: Likewise.
4849 * config/fr30/fr30.c (fr30_move_double): Likewise.
4851 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
4852 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
4853 (frv_index_memory, unspec_got_name, frv_find_base_term)
4854 (frv_output_dwarf_dtprel): Likewise.
4856 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
4857 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
4859 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
4860 * config/i386/i386.c (setup_incoming_varargs_64)
4861 (setup_incoming_varargs_ms_64, choose_baseaddr)
4862 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
4863 (ix86_emit_probe_stack_range, ix86_expand_prologue)
4864 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
4865 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
4866 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
4867 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
4868 (x86_output_mi_thunk): Likewise.
4869 * config/i386/i386.md: Likewise.
4871 * config/ia64/ia64.c (ia64_expand_load_address)
4872 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
4873 (do_spill, ia64_trampoline_init): Likewise.
4875 * config/iq2000/iq2000.c (iq2000_va_start)
4876 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
4877 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
4878 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
4880 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
4882 * config/m32c/m32c.c (m32c_return_addr_rtx)
4883 (m32c_expand_insv): Likewise.
4885 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
4886 (m32r_legitimize_pic_address, m32r_print_operand)
4887 (m32r_print_operand_address): Likewise.
4889 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
4890 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
4891 (EH_RETURN_HANDLER_RTX): Likewise.
4892 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
4893 (m68k_expand_epilogue, legitimize_pic_address)
4894 (m68k_output_mi_thunk): Likewise.
4895 * config/m68k/m68k.md: Likewise.
4897 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
4898 (mcore_expand_epilog): Likewise.
4899 * config/mcore/mcore.md: Likewise.
4901 * config/mep/mep.c (mep_allocate_initial_value)
4902 (mep_expand_prologue, mep_expand_epilogue): Likewise.
4904 * config/microblaze/microblaze.c (double_memory_operand)
4905 (microblaze_block_move_loop): Likewise.
4907 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
4908 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
4909 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
4910 (mips_expand_prologue, mips_epilogue_set_cfa)
4911 (mips_expand_epilogue): Likewise.
4912 * config/mips/mips.md: Likewise.
4914 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
4915 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
4917 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
4918 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
4920 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4921 (EH_RETURN_HANDLER_RTX): Likewise.
4922 * config/moxie/moxie.c (moxie_static_chain): Likewise.
4924 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
4925 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
4926 (pa_return_addr_rtx, hppa_builtin_saveregs)
4927 (pa_trampoline_init): Likewise.
4928 * config/pa/pa.md: Likewise.
4930 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4932 * config/picochip/picochip.c (picochip_static_chain): Likewise.
4934 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
4935 * config/rs6000/rs6000.c (rs6000_legitimize_address)
4936 (setup_incoming_varargs, print_operand, rs6000_return_addr)
4937 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
4938 (rs6000_emit_epilogue)
4939 (rs6000_machopic_legitimize_pic_address): Likewise.
4941 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4943 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
4944 (DYNAMIC_CHAIN_ADDRESS): Likewise.
4945 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
4946 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
4947 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
4948 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
4949 (s390_emit_epilogue, s390_function_profiler): Likewise.
4950 * config/s390/s390.md: Likewise.
4952 * config/score/score.c (score_add_offset, score_prologue): Likewise.
4954 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
4955 (sh_output_mi_thunk): Likewise.
4956 * config/sh/sh.md: Likewise.
4958 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
4959 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
4960 * config/sparc/sparc.c (sparc_legitimize_pic_address)
4961 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
4962 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
4963 (emit_and_preserve): Likewise.
4964 * config/sparc/sparc.md: Likewise.
4966 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4967 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
4968 (spu_setup_incoming_varargs, ea_load_store_inline)
4969 (spu_expand_load): Likewise.
4971 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
4972 (combine_bnp): Likewise.
4974 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4975 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
4976 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
4978 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4979 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
4980 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
4982 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
4983 * config/v850/v850.md: Likewise.
4985 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
4986 (EH_RETURN_HANDLER_RTX): Likewise.
4987 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
4988 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
4989 (print_operand_address, vax_trampoline_init): Likewise.
4991 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
4992 (xtensa_function_value_regno_p): Likewise.
4994 2012-05-04 Andrew Pinski <apinski@cavium.com>
4996 * expr.c (get_def_for_expr_class): New function.
4997 (convert_tree_comp_to_rtx): New function.
4998 (expand_cond_expr_using_cmove): New function.
4999 (expand_expr_real_2 <case COND_EXPR>): Call
5000 expand_cond_expr_using_cmove first and return if it succeeds.
5001 Remove the check for HAVE_conditional_move since we should have
5002 already converted it to a conditional move.
5003 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5004 modes of DImode for 32bits and TImode.
5006 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5009 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5010 (print_md_ptr_loc, print_c_condition): Use them.
5011 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5012 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5013 attr_file, dfa_file, latency_file): New global variables.
5014 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5015 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5016 write_attr_get, write_insn_cases, write_eligible_delay,
5017 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5019 (write_header, open_outfile, handle_arg): New funcions.
5020 (make_automaton_attrs): Write prototypes as extern to the output
5022 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5023 names from the command line. Open the output files and write out
5024 internal functions for DFA functions to dfa_file_name, insn latency
5025 functions to latency_file_name, and everything else to attr_file.
5026 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5027 (BACKEND): Build libbackend first.
5028 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5029 (.PRECIOUS): Likewise.
5030 (insn-dfatab.o): New rule.
5031 (insn-latencytab.o): New rule.
5032 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5033 (s-attrtab): New rule.
5035 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5037 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5038 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5039 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5040 * reorg.c (get_jump_flags): Do not set the removed flags.
5042 * doc/md.texi (attr_flag): Update for abovementioned changes.
5044 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5047 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5048 (TARGET_CMOV): Rename from TARGET_CMOVE.
5049 (TARGET_CMOVE): New define.
5050 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5051 Do not set TARGET_CMOVE here.
5053 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5055 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5056 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5057 -Wunused is activated.
5058 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5060 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5062 * config/s390/s390.md (*movmem_short, *clrmem_short)
5063 (*cmpmem_short): Move the mode check from the insn condition to
5066 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5068 PR tree-optimization/52633
5069 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5070 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5071 (vect_recog_over_widening_pattern): Remove handling of code that was
5072 already detected as over-widening pattern. Remove special handling
5073 of "unsigned" cases. Instead, support general case of conversion
5074 of the shift result to another type.
5076 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5078 * tree-vect-patterns.c (vect_single_imm_use): New function.
5079 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5080 (vect_recog_over_widening_pattern): Likewise.
5081 (vect_recog_widen_shift_pattern): Likewise.
5083 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5085 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5086 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5087 (vect_recog_widen_mult_pattern): Likewise.
5088 (vect_operation_fits_smaller_type): Likewise.
5089 (vect_recog_over_widening_pattern): Likewise.
5090 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5092 2012-05-04 Richard Guenther <rguenther@suse.de>
5095 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5096 of -freg-struct-return and -fpcc-struct-return.
5097 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5098 from the input file options and ignore those from the link
5101 2012-05-04 Richard Guenther <rguenther@suse.de>
5103 PR tree-optimization/53168
5104 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5105 memory reads when the result is a constant we can pun.
5107 2012-05-04 Richard Guenther <rguenther@suse.de>
5109 * common.opt (flto-report): Do not mark as Optimization.
5111 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5114 * recog.c (constrain_operands): If extra constraints are present, also
5115 accept pseudo-registers with equivalent memory locations during reload.
5117 2012-05-04 Olivier Hainque <hainque@adacore.com>
5119 * collect2.c (may_unlink_output_file): New global.
5120 (maybe_unlink): Honor it.
5121 * collect2.h: Add extern for it.
5122 * tlink.c (do_tlink): Set it to true if the link succeeded.
5124 2012-05-04 Olivier Hainque <hainque@adacore.com>
5126 * gcc.c (eval_spec_function): Finalize/restore the current string
5127 obstack state as part of the context push/pop operations.
5129 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5131 PR rtl-optimization/52804
5132 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5133 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5134 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5135 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5136 RELOAD_FOR_OUTADDR_ADDRESS.
5138 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5141 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5142 for macro expansion.
5144 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5146 * flags.h (flag_permissive): Do not declare.
5147 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5149 * toplev.c (flag_permissive): Do not define.
5150 * c-tree.h (system_header_p): Delete unused.
5152 2012-05-03 David S. Miller <davem@davemloft.net>
5155 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5156 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5157 (sparc_emit_float_lib_cmp): Likewise.
5159 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5162 * config/rs6000/rs6000.md (bswapdi splitters): If
5163 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5164 default) is used, generate an alternate sequence that does not
5165 depend on using indexed addressing.
5167 2012-05-03 Jason Merrill <jason@redhat.com>
5169 * gengtype.c (write_types): Fix warning message.
5170 (write_local): Likewise.
5172 2012-05-02 Jason Merrill <jason@redhat.com>
5174 * dwarf2out.c (struct external_ref, build_local_stub): New.
5175 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5176 (optimize_external_refs, optimize_external_refs_1): New.
5177 (change_AT_die_ref): New.
5178 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5179 (build_abbrev_table): Take the external refs hashtable.
5180 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5182 2012-05-03 Jan Hubicka <jh@suse.cz>
5185 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5187 2012-05-03 Jan Hubicka <jh@suse.cz>
5190 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5192 2012-05-03 Jason Merrill <jason@redhat.com>
5194 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5195 use_debug_types to discriminate the die_id union.
5196 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5197 (build_abbrev_table, output_die): Likewise.
5198 (prune_unused_types_walk_attribs): Likewise.
5199 (generate_type_signature, copy_declaration_context): Set it.
5200 (remove_child_or_replace_with_skeleton): Set it.
5201 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5202 check use_debug_types.
5203 (dwarf2out_finish): Do break_out_includes after .debug_types.
5205 2012-05-03 Jason Merrill <jason@redhat.com>
5207 * dwarf2out.c (modified_type_die): Use scope_die_for.
5208 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5209 (uses_local_type_r, uses_local_type): New.
5210 (scope_die_for): Keep a type that uses a local type in local scope.
5211 Use get_context_die for namespace and type scope.
5213 2012-05-03 Jason Merrill <jason@redhat.com>
5215 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5217 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5218 (dwarf2out_finish): Likewise.
5220 2012-05-03 Martin Jambor <mjambor@suse.cz>
5222 * builtins.c (get_object_alignment_1): Return whether we can determine
5223 the alignment or conservatively assume byte alignment. Return the
5224 alignment by reference. Use get_pointer_alignment_1 for dereference
5226 (get_pointer_alignment_1): Return whether we can determine the
5227 alignment or conservatively assume byte alignment. Return the
5228 alignment by reference. Use get_ptr_info_alignment to get SSA name
5230 (get_object_alignment): Update call to get_object_alignment_1.
5231 (get_object_or_type_alignment): Likewise, fall back to type alignment
5232 only when it returned false.
5233 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5234 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5235 get_object_alignment_1.
5236 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5237 get_pointer_alignment_1.
5238 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5239 of MEM_REF or TARGET_MEM_REF only when it returns false.
5240 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5241 get_object_alignment_1.
5242 (ccp_finalize): Use set_ptr_info_alignment.
5243 * tree.h (get_object_alignment_1): Update declaration.
5244 (get_pointer_alignment_1): Likewise.
5245 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5246 (dump_gimple_stmt): Likewise.
5247 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5249 (get_ptr_info_alignment): Declared.
5250 (mark_ptr_info_alignment_unknown): Likewise.
5251 (set_ptr_info_alignment): Likewise.
5252 (adjust_ptr_info_misalignment): Likewise.
5253 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5254 and set alignment of SSA names.
5255 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5256 mark_ptr_info_alignment_unknown.
5257 * tree-ssanames.c (get_ptr_info_alignment): New function.
5258 (mark_ptr_info_alignment_unknown): Likewise.
5259 (set_ptr_info_alignment): Likewise.
5260 (adjust_ptr_info_misalignment): Likewise.
5261 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5262 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5264 (bump_vector_ptr): Likewise.
5265 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5266 (vectorizable_store): Likewise.
5267 (vectorizable_load): Likewise.
5269 2012-05-03 Michael Matz <matz@suse.de>
5271 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5272 in front of basic_block_def.
5273 (struct basic_block_def): Make il.gimple the full struct, not a
5275 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5277 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5278 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5279 NULL il.gimple, which can't happen anymore.
5280 * gimple.h (bb_seq): il.gimple can't be NULL.
5281 (bb_seq_add): Ditto.
5282 (set_bb_seq): Adjust.
5283 (gsi_start_bb, gsi_last_bb): Tidy.
5284 * lto-streamer-in.c (make_new_block): Don't zero members that
5285 are zeroed already, don't allocate a gimple_bb_info.
5286 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5287 (remove_bb): Clear all il.gimple members.
5288 (gimple_verify_flow_info): Adjust for flat il.gimple.
5289 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5291 * coretypes.h (const_gimple_seq): Remove typedef.
5292 * gimple.h (gimple_seq_first): Take gimple_seq.
5293 (gimple_seq_first_stmt): Ditto.
5294 (gimple_seq_last): Ditto.
5295 (gimple_seq_last_stmt): Ditto.
5296 (gimple_seq_empty_p): Ditto.
5298 2012-05-03 Richard Guenther <rguenther@suse.de>
5300 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5302 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5303 (compute_avail): Do not add possibly trapping operations to
5304 EXP_GEN if they might not be executed in the block.
5306 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5308 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5310 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5312 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5313 information as early as possible. Update dominance info instead of
5316 2012-05-03 Richard Guenther <rguenther@suse.de>
5318 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5319 (union_contains_value): Remove.
5320 (vro_valid_in_sets): Likewise.
5321 (op_valid_in_sets): New function.
5322 (valid_in_sets): Use op_valid_in_sets.
5323 (insert_into_preds_of_block): Move dumping ...
5324 (do_regular_insertion): ... here.
5325 (do_partial_partial_insertion): ... and here. Dump that
5326 we've found a partial partial redundancy.
5327 (insert): Dump the current insert iteration.
5329 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5332 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5333 append program name to it and pass that as first argument
5334 to make_relative_prefix. Always pass standard_libexec_prefix
5335 as last argument to make_relative_prefix. If
5336 make_relative_prefix returns NULL, fall back to
5337 standard_libexec_prefix.
5340 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5344 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5345 mode, return that mode.
5348 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5349 define __ATOMIC_HLE_* macros here.
5350 (ix86_target_macros): But here, using cpp_define_formatted.
5352 2012-05-03 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/53144
5355 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5357 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5358 with SSA name values.
5359 (vn_reference_lookup_3): Adjust callers.
5361 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5363 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5364 has_fma4 for AMD processors with both fma3 and fma4 support.
5366 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5369 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5372 2012-05-03 Michael Matz <matz@suse.de>
5375 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5376 (dse_enter_block): Properly iterate the whole sequence even
5377 if the last statement was removed.
5379 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5381 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5382 unset flag_jump_tables.
5383 * stmt.c (expand_case): Remove special flag_pic case conditional
5384 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5386 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5388 * common/config/s390/s390-common.c (s390_option_optimization_table):
5389 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5390 default when optimizing.
5392 2012-05-02 Martin Jambor <mjambor@suse.cz>
5395 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5396 of a variable when the contect is a function.
5398 2012-05-02 Michael Matz <matz@suse.de>
5400 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5401 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5402 (const_gimple_seq_node): Remove.
5403 (gimple_seq_node): Typedef as gimple.
5404 (struct gimple_statement_base): Add next and prev members,
5405 adjust all WORD markers in using structs.
5406 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5407 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5408 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5409 gimple are the same.
5410 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5412 (gimple_init_singleton): New function.
5413 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5414 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5416 (gsi_stmt_ptr): Remove.
5417 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5419 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5420 again, adjust for above changes.
5421 (update_call_edge_frequencies): Adjust for above changes.
5422 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5423 (gsi_insert_seq_nodes_after): Ditto.
5424 (gsi_split_seq_after): Ditto.
5425 (gsi_set_stmt): Ditto.
5426 (gsi_split_seq_before): Ditto.
5427 (gsi_remove): Ditto.
5428 (gsi_insert_seq_before_without_update): Don't free sequence.
5429 (gsi_insert_seq_after_without_update): Ditto.
5430 (gsi_replace): Assert some more invariants.
5431 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5433 (gsi_for_stmt): Don't search for stmt.
5434 (gsi_insert_on_edge_immediate): Tidy.
5436 * gimple.c (gimple_alloc_k): Remove "sequences".
5437 (gimple_seq_cache): Remove.
5438 (gimple_alloc_stat): Make stmt a singleton sequence.
5439 (gimple_seq_alloc, gimple_seq_free): Remove.
5440 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5441 (gimple_copy): Ditto.
5442 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5443 create iterator from correct sequence.
5444 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5446 2012-05-02 Michael Matz <matz@suse.de>
5448 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5450 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5451 sequence, lazily allocate it.
5452 (bb_seq_addr): New function.
5453 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5454 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5455 (gsi_none): New function.
5456 (gsi_start_bb): Adjust.
5457 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5458 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5459 (gsi_last_bb): Adjust.
5461 * tree-flow-inline.h (phi_nodes_ptr): New function.
5463 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5464 datastructure and interface change.
5465 (gsi_insert_seq_before_without_update): Ditto.
5466 (gsi_insert_seq_nodes_after): Ditto.
5467 (gsi_insert_seq_after_without_update): Ditto.
5468 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5469 (gsi_split_seq_before): Ditto.
5470 (gsi_start_phis): Adjust.
5471 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5472 (vect_transform_loop): Ditto.
5473 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5474 gimple_seq_copy): Don't use gimple_seq_alloc.
5475 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5476 (gimplify_seq_add_seq): Ditto.
5477 * lto-streamer-in.c (make_new_block): Ditto.
5478 * tree-cfg.c (create_bb): Ditto.
5479 * tree-sra.c (initialize_parameter_reductions): Ditto.
5481 2012-05-02 Michael Matz <matz@suse.de>
5483 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5484 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5485 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5486 set_bb_seq): Move down to after gimple_statement_d definition.
5488 2012-05-02 Michael Matz <matz@suse.de>
5490 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5491 gsi_replace_with_seq, instead of inserting itself.
5492 * gimple-iterator.c (gsi_replace_with_seq): New function.
5493 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5494 iterator instead of statement, advance it.
5495 (ssa_forward_propagate_and_combine): Adjust call to above.
5497 2012-05-02 Michael Matz <matz@suse.de>
5499 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5501 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5502 * tree-nested.c (walk_gimple_omp_for): Ditto.
5503 * trans-mem.c (lower_transaction): Ditto.
5504 * tree-eh.c (do_return_redirection): Ditto.
5505 (do_goto_redirection): Ditto.
5506 (lower_try_finally_switch): Ditto.
5507 * gimplify.c (gimplify_stmt): Ditto.
5508 (gimplify_scan_omp_clauses): Ditto.
5509 (gimplify_omp_for): Ditto.
5510 (gimplify_function_tree): Ditto.
5511 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5512 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5513 (mf_build_check_statement_for): Ditto.
5514 (mx_register_decls): Ditto.
5515 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5516 and don't use itertors to append.
5517 (insert_stmts): Ditto.
5518 (insert_out_of_ssa_copy): Ditto.
5519 (insert_out_of_ssa_copy_on_edge): Ditto.
5521 2012-05-02 Michael Matz <matz@suse.de>
5523 * gimple.h (gimple_bind_body_ptr): New function.
5524 (gimple_bind_body): Use it.
5525 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5526 (gimple_eh_filter_failure_ptr): New function.
5527 (gimple_eh_filter_failure): Use it.
5528 (gimple_eh_else_n_body_ptr): New function.
5529 (gimple_eh_else_n_body): Use it.
5530 (gimple_eh_else_e_body_ptr): New function.
5531 (gimple_eh_else_e_body): Use it.
5532 (gimple_try_eval_ptr): New function.
5533 (gimple_try_eval): Use it.
5534 (gimple_try_cleanup_ptr): New function.
5535 (gimple_try_cleanup): Use it.
5536 (gimple_wce_cleanup_ptr): New function.
5537 (gimple_wce_cleanup): Use it.
5538 (gimple_omp_body_ptr): New function.
5539 (gimple_omp_body): Use it.
5540 (gimple_omp_for_pre_body_ptr): New function.
5541 (gimple_omp_for_pre_body): Use it.
5542 (gimple_transaction_body_ptr): New function.
5543 (gimple_transaction_body): Use it.
5544 (gsi_split_seq_before): Adjust to return nothing and take pointer
5546 (gsi_set_stmt): Declare.
5547 (gsi_replace_with_seq): Declare.
5548 (walk_gimple_seq_mod): Declare.
5549 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5551 * gimple-iterator.c (gsi_set_stmt): New function.
5552 (gsi_split_seq_before): Return new sequence via pointer argument.
5553 (gsi_replace): Use gsi_set_stmt.
5555 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5557 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5558 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5560 (reserve_phi_args_for_new_edge): Change call to above,
5563 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5564 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5565 iterators. Adjust call to lower_omp.
5566 (lower_lastprivate_clauses): Adjust call to lower_omp.
5567 (lower_reduction_clauses): Ditto.
5568 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5569 (lower_omp_sections): Don't explicitely count sequence length,
5570 nullify lowered bodies earlier, ensure stmts are part of only
5571 one sequence, adjust call to lower_omp.
5572 (lower_omp_single): Ensure stmts are part of only one sequence,
5573 adjust call to lower_omp.
5574 (lower_omp_master): Ditto.
5575 (lower_omp_ordered): Ditto.
5576 (lower_omp_critical): Ditto.
5577 (lower_omp_for): Ditto.
5578 (lower_omp_taskreg): Ditto, tidy.
5579 (lower_omp_1): Adjust calls to lower_omp.
5580 (execute_lower_omp): Ditto.
5581 (lower_omp): Adjust to take pointer to sequence.
5582 (diagnose_sb_2): Use walk_gimple_seq_mod.
5583 (diagnose_omp_structured_block_errors): Ditto and set possibly
5584 changed function body.
5585 * gimple-low.c (lower_function_body): Set function body after
5587 (lower_sequence): Adjust to take pointer to sequence.
5588 (lower_omp_directive): Ensure stmt isn't put twice into the
5589 sequence, adjust call to lower_sequence.
5590 (lower_stmt): Adjust calls to lower_sequence.
5591 (lower_gimple_bind): Ditto.
5592 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5593 * tree-nested.c (walk_body): Take pointer to sequence, use
5594 walk_gimple_seq_mod.
5595 (walk_function): Adjust call to walk_body, set possibly changed body.
5596 (walk_gimple_omp_for): Adjust calls to walk_body.
5597 (convert_nonlocal_omp_clauses): Ditto.
5598 (convert_nonlocal_reference_stmt): Ditto.
5599 (convert_local_omp_clauses): Ditto.
5600 (convert_local_reference_stmt): Ditto.
5601 (convert_tramp_reference_stmt): Ditto.
5602 (convert_gimple_call): Ditto.
5603 (convert_nl_goto_reference): Use local iterator copy.
5604 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5605 but taking pointer to sequence, ensure gsi_start is called with
5607 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5608 asserting that the sequence head didn't change.
5609 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5610 walk_gimple_seq_mod.
5611 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5612 (execute_lower_tm): Ditto, and set possibly changed body.
5613 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5614 call gsi_start with that lvalue.
5615 (replace_goto_queue_stmt_list): Ditto.
5616 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5617 (replace_goto_queue): Ditto.
5618 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5619 (lower_try_finally_onedest): Ditto.
5620 (lower_try_finally_copy): Ditto.
5621 (lower_try_finally_switch): Ditto.
5622 (lower_try_finally): Ditto.
5623 (lower_eh_filter): Ditto.
5624 (lower_eh_must_not_throw): Ditto.
5625 (lower_cleanup): Ditto.
5626 (lower_eh_constructs_2): Ditto.
5627 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5628 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5629 set possibly changed body.
5630 (optimize_double_finally): Call gsi_start with lvalue.
5632 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5633 (gimple_split_block): Ditto.
5634 (gimple_merge_blocks): Use gsi_start_phis.
5635 (move_stmt_r): Use walk_gimple_seq_mod.
5636 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5637 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5638 (rebuild_cgraph_edges): Ditto.
5639 (cgraph_rebuild_references): Ditto.
5640 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5641 * tree-inline.c (copy_phis_for_bb): Ditto.
5642 * tree-ssa-dce.c: Ditto.
5644 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5646 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5647 Andi Kleen <ak@linux.intel.com>
5649 * coretypes.h (MEMMODEL_MASK): New.
5650 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5651 and return new variable.
5652 (expand_builtin_atomic_exchange): Mask memmodel values.
5653 (expand_builtin_atomic_compare_exchange): Ditto.
5654 (expand_builtin_atomic_load): Ditto.
5655 (expand_builtin_atomic_store): Ditto.
5656 (expand_builtin_atomic_clear): Ditto.
5657 * doc/extend.texi: Mention port-dependent memory model flags.
5658 * config/i386/cpuid.h (bit_HLE): New.
5659 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5661 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5662 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5663 (ix86_target_string)<-mhle>: New.
5664 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5665 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
5666 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5667 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
5668 enabled for generic, generic64 and core-avx2.
5669 (ix86_print_operand): Generate HLE lock prefixes.
5670 (ix86_memmodel_check): New.
5671 (TARGET_MEMMODEL_CHECK): Ditto.
5672 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
5673 (IX86_HLE_ACQUIRE): Ditto.
5674 (IX86_HLE_RELEASE): Ditto.
5675 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
5676 * config/i386/i386.opt (mhle): Ditto.
5677 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
5678 success model to instruction emitter.
5679 (atomic_fetch_add<mode>): Ditto.
5680 (atomic_exchange<mode>): Ditto.
5681 (atomic_add<mode>): Ditto.
5682 (atomic_sub<mode>): Ditto.
5683 (atomic_<code><mode>): Ditto.
5684 (*atomic_compare_and_swap_doubledi_pic): Ditto.
5685 (atomic_compare_and_swap_single<mode>): Define and use argument
5687 (atomic_compare_and_swap_double<mode>): Ditto.
5688 * configure.ac: Check if assembler support HLE prefixes.
5689 * configure: Regenerate.
5692 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5695 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
5697 (gimplify_switch_expr): ... here.
5698 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
5699 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
5700 to clean up case labels with values outside the index type range.
5701 (simplify_gimple_switch): Call it if something changed.
5702 Remove strange and unnecessary assert.
5704 2012-05-02 Richard Guenther <rguenther@suse.de>
5706 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5708 (int_const_binop_1): New worker for int_const_binop with
5709 overflowable parameter. Pass it through to force_fit_type_double.
5710 (int_const_binop): Wrap around int_const_binop_1 with overflowable
5712 (size_binop_loc): Call int_const_binop_1 with overflowable equal
5713 to minus one, forcing overflow detection for even unsigned types.
5714 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
5715 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
5716 * stor-layout.c (initialize_sizetypes): sizetypes no longer
5718 (layout_type): For zero-sized arrays ignore overflow on the
5720 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
5721 (bit_value_binop_1): Likewise.
5722 * tree.c (double_int_to_tree): Likewise.
5723 (double_int_fits_to_tree_p): Likewise.
5724 (force_fit_type_double): Likewise.
5725 (host_integerp): Likewise.
5726 (int_fits_type_p): Likewise.
5727 * varasm.c (output_constructor_regular_field): Sign-extend the
5728 field-offset to cater for negative offsets produced by the Ada
5730 * omp-low.c (extract_omp_for_data): Convert the loop step to
5731 signed for pointer adjustments.
5733 2012-05-02 Richard Guenther <rguenther@suse.de>
5735 * tree.c (valid_constant_size_p): New function.
5736 * tree.h (valid_constant_size_p): Declare.
5737 * cfgexpand.c (expand_one_var): Adjust check for too large
5738 variables by using valid_constant_size_p.
5739 * varasm.c (assemble_variable): Likewise.
5741 * c-decl.c (grokdeclarator): Properly check for sizes that
5742 cover more than half of the address-space.
5744 2012-05-02 Jakub Jelinek <jakub@redhat.com>
5746 PR tree-optimization/53163
5747 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
5748 return value from compute_all_dependences.
5750 PR rtl-optimization/53160
5751 * ree.c (combine_reaching_defs): Handle the case where cand->insn
5752 has been modified by ree pass already.
5754 2012-05-01 Ian Lance Taylor <iant@google.com>
5757 * c-decl.c (build_compound_literal): Make the decl readonly if it
5758 an array of a readonly type.
5759 * gimplify.c (gimplify_compound_literal_expr): Add fallback
5760 parameter. Change all callers. If the decl is not addressable
5761 and is not an l-value, make it readonly.
5763 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
5765 * ira.c (allocated_reg_info_size): New static variable.
5766 (expand_reg_info): Manage it. Call
5767 setup_preferred_alternate_classes_for_new_pseudos.
5768 (ira): Don't do it here. Remove local allocated_reg_info_size,
5769 set the global before calling find_moveable_pseudos.
5770 (find_moveable_pseudos): Call expand_reg_info rather than
5773 2012-05-01 Richard Henderson <rth@redhat.com>
5775 * common.opt (fsync-libcalls): New.
5776 * doc/invoke.texi: Document it.
5777 * optabs.c (init_sync_libfuncs): Honor it.
5779 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5780 Richard Sandiford <r.sandiford@uk.ibm.com>
5782 PR rtl-optimization/52543
5783 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
5785 * lower-subreg.h: New file.
5786 * target-globals.h (this_target_lower_subreg): Declare.
5787 (target_globals): Add lower_subreg;
5788 (restore_target_globals): Restore this_target_lower_subreg.
5789 * target-globals.c: Include it.
5790 (default_target_globals): Add default_target_lower_subreg.
5791 (save_target_globals): Initialize target_lower_subreg.
5792 * rtl.h (init_lower_subreg): Added declaration.
5793 * toplev.c (backend_init_target): Call initializer for lower-subreg
5795 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
5796 (default_target_lower_subreg): New variable.
5797 (this_target_lower_subreg): Likewise.
5798 (twice_word_mode, choices): New macros.
5799 (shift_cost, compute_splitting_shift, compute_costs)
5800 (init_lower_subreg): New functions.
5801 (resolve_simple_move): Add speed_p argument. Check choices.
5802 (find_pseudo_copy): Don't check the mode size here.
5803 (resolve_simple_move): Assert the mode size.
5804 (find_decomposable_shift_zext): Add speed_p argument and return
5805 a bool. Check choices.
5806 (resolve_shift_zext): Add comment.
5807 (dump_shift_choices, dump_choices): New functions.
5808 (decompose_multiword_subregs): Dump list of profitable
5809 transformations. Add code to skip non profitable transformations.
5810 Update calls to simple_move and find_decomposable_shift_zext.
5812 2012-05-01 Ian Bolton <ian.bolton@arm.com>
5813 Sameera Deshpande <sameera.deshpande@arm.com>
5814 Greta Yorsh <greta.yorsh@arm.com>
5816 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
5817 (thumb1_unexpanded_epilogue): ...this.
5818 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
5819 (thumb1_unexpanded_epilogue): ...this.
5820 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
5821 (thumb1_unexpanded_epilogue): ...this.
5823 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
5825 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
5826 comparing enumeration values. Update comments.
5828 2012-05-01 Alan Modra <amodra@gmail.com>
5831 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
5832 load_cr_save, add_crlr_cfa_restore): New functions.
5833 (rs6000_restore_saved_cr): Rename to..
5834 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
5835 (rs6000_emit_epilogue): Use new functions. Adjust condition
5836 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
5837 regs when using out-of-line restore only when shrink wrapping.
5839 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5842 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
5843 calls to cgraph_node_name in xstrdup.
5844 (ipa_make_edge_direct_to_target): Ditto.
5845 * cgraph.c (dump_cgraph_node): Ditto.
5846 * tree-sra.c (convert_callers_for_node): Ditto.
5847 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
5848 * ipa-cp.c (perhaps_add_new_callers): Ditto.
5849 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
5850 (cgraph_materialize_all_clones): Ditto.
5851 * ipa-inline.c (report_inline_failed_reason): Ditto.
5852 (want_early_inline_function_p): Ditto.
5853 (edge_badness): Ditto.
5854 (update_edge_key): Ditto.
5855 (flatten_function): Ditto.
5856 (ipa_inline): Ditto.
5857 (inline_always_inline_functions): Ditto.
5858 (early_inline_small_functions): Ditto.
5860 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5863 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
5864 constraints 0 and 1.
5866 012-04-30 Jan Hubicka <jh@suse.cz>
5868 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
5869 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
5870 (cgraph_add_to_same_comdat_group): Remove.
5871 (cgraph_add_asm_node): Move to cgraphunit.c.
5872 (cgraph_make_decl_local): Move to symtab.c
5873 (cgraph_make_node_local_1): Update.
5874 (cgraph_can_remove_if_no_direct_calls_and): Update.
5875 (used_from_object_file_p): Update.
5876 (resolution_used_from_other_file_p): Move to symtab.c
5877 (cgraph_used_from_object_file_p): move to symtab.c
5878 (verify_cgraph_node): Verify same comdat groups.
5879 * cgraph.h (cgraph_asm_node): Rename to ...
5880 (asm_node): ... this one.
5881 (cgraph_asm_nodes): Rename to ...
5882 (asm_nodes): ... this one.
5883 (symtab_add_to_same_comdat_group): New function.
5884 (symtab_dissolve_same_comdat_group_list): New function.
5885 (symtab_used_from_object_file_p): Declare.
5886 (symtab_make_decl_local): Declare.
5887 (cgraph_add_to_same_comdat_group): Remove.
5888 (cgraph_add_asm_node): Remove.
5889 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
5891 (cgraph_finalize_compilation_unit): Rename to ...
5892 (finalize_compilation_unit): ... this one.
5893 (cgraph_optimize): Rename to ....
5894 (compile): ... this one.
5895 (add_asm_node): Declare.
5896 (fixup_same_cpp_alias_visibility): Declare.
5897 (cgraph_make_decl_local): Remove.
5898 (varpool_assemble_pending_decls): Rename to ...
5899 (varpool_output_variables): ... this one.
5900 (varpool_remove_unreferenced_decls): Remove.
5901 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
5902 (preserve_function_body_p): Make static.
5903 * toplev.c (compile_file): Update comments; update.
5904 * cgraphunit.c: Update comments.
5905 (cgraph_expand_all_functions): Rename to ...
5906 (expand_all_functions): ... this one; update.
5907 (cgraph_mark_functions_to_output): Rename to ...
5908 (mark_functions_to_output): ... this one; cleanup.
5909 (cgraph_output_pending_asms): Remove prototype.
5910 (asm_nodes, asm_last_node): New static vars.
5911 (cgraph_process_new_functions): Update.
5912 (cgraph_reset_node): Cleanup; add comment.
5913 (cgraph_add_new_function): Update.
5914 (cgraph_output_pending_asms): Rename to ...
5915 (output_asm_statements): ... this one.
5916 (add_asm_node): New function.
5917 (fixup_same_cpp_alias_visibility): New function based on code
5918 in cgraph_analyze_function.
5919 (cgraph_analyze_function): Use it.
5920 (cgraph_order_sort): Update.
5921 (cgraph_output_in_order): Update.
5922 (cgraph_function_versioning): Update.
5923 (cgraph_optimize): Rename to ...
5924 (compile): ... this one; initialize streamer hooks here.
5925 (cgraph_finalize_compilation_unit): Rename to ...
5926 (finalize_compilation_unit): ... this one; do not initialize streamer
5928 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
5929 * dwarf2out.c: Update ocmment.
5930 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
5931 * method.c (use_thunk): Likewise.
5932 * semantics.c (maybe_add_lambda_conv_op): Likewise.
5933 * decl2.c (maybe_emit_vtables): Likewise.
5934 (cp_write_global_declarations): Use finalize_compilation_unit.
5935 * parser.c (cp_parser_asm_definition): Use add_asm_node.
5936 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
5937 * c-decl.c (c_write_global_declarations): Use
5938 finalize_compilation_unit.
5939 * langhooks.c (write_global_declarations): Update.
5940 * ipa.c (cgraph_externally_visible_p): Update.
5941 (dissolve_same_comdat_group_list): Remove.
5942 (function_and_variable_visibility): Update.
5943 * symtab.c: Inlcude lto-streamer.h and rtl.h
5944 (ld_plugin_symbol_resolution_names): New.
5945 (symtab_add_to_same_comdat_group): New.
5946 (symtab_dissolve_same_comdat_group_list): New.
5947 (resolution_used_from_other_file_p): Move here from cgraph.c
5948 (symtab_used_from_object_file_p): New.
5949 (symtab_make_decl_local): New.
5950 * passes.c (register_pass): Update comments.
5951 * c-parser.c (c_parser_asm_definition): Update.
5952 * varpool.c (varpool_analyze_node): Use
5953 fixup_same_cpp_alias_visibility.
5954 (varpool_remove_unreferenced_decls): Make static.
5955 (varpool_assemble_pending_decls): Rename to ...
5956 (varpool_output_variables): ... this one; call
5957 varpool_remove_unreferenced_decls.
5958 (varpool_used_from_object_file_p): Remove.
5960 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
5963 * c-typeck.c (build_array_ref): Call
5964 convert_vector_to_pointer_for_subscript.
5965 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
5967 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5969 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
5970 to compile-time "mode == <MODE>mode" checks.
5971 (and splitter): Ditto.
5973 2012-04-30 Richard Henderson <rth@redhat.com>
5975 * config/arm/arm.md (UNSPEC_LL): New.
5976 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
5977 (arm_load_exclusivedi): Use %H0.
5979 2012-04-30 Jason Merrill <jason@redhat.com>
5981 * dwarf2out.c (comdat_symbol_id): Add const.
5982 (union die_symbol_or_type_node): Add const to die_symbol.
5983 (output_die_symbol, output_die, output_comp_unit): Adjust.
5985 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
5987 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
5988 * config/arm/neon.md (negdi2_neon): New insn.
5989 Also add splitters for core and NEON registers.
5991 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
5993 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
5994 (arm_print_operand): Add 'x' format.
5995 * config/arm/constraints.md (Dn): Allow const_int.
5996 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
5997 Use 'x' format to print constants.
5998 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
5999 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6001 (movdi_vfp_cortexa8): Likewise.
6003 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6004 Sameera Deshpande <sameera.deshpande@arm.com>
6005 Greta Yorsh <greta.yorsh@arm.com>
6007 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6008 * config/arm/arm.c (ldm_stm_operation_p): New function.
6009 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6010 (store_multiple_operation): Likewise.
6012 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6013 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6014 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6015 (store_multiple_operation): Likewise.
6017 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/i386.md (and<mode>3): Expand masking operations with
6020 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6021 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6023 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6025 Add -Wvarargs option
6026 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6027 argument for the various warning_at calls.
6028 * docs/invoke.texi: Update the documentation.
6030 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6032 Switch -ftrack-macro-expansion=2 on by default.
6033 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6036 Fix va_start related location
6037 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6038 location in real source code.
6040 Make conversion warnings work on NULL with -ftrack-macro-expansion
6041 * input.h (expansion_point_location_if_in_system_header): Declare
6043 * input.c (expansion_point_location_if_in_system_header): Define it.
6045 Fix -Wuninitialized for -ftrack-macro-expansion
6046 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6047 declaration. Use linemap_location_before_p for source locations.
6049 Strip "<built-in>" loc from displayed expansion context
6050 * input.c (expand_location_1): When expanding to spelling location
6051 in a context of a macro expansion, skip reserved system header
6052 locations. Update comments. * tree-diagnostic.c
6053 (maybe_unwind_expanded_macro_loc): Likewise.
6055 Make expand_location resolve to locus in main source file
6056 * input.c (expand_location_1): New. Takes a parameter to choose
6057 whether to resolve the location to spelling or expansion point.
6058 Was factorized from ...
6059 (expand_location): ... here.
6060 (expand_location_to_spelling_point): New. Implemented in terms of
6062 * diagnostic.c (diagnostic_build_prefix): Use the new
6063 expand_location_to_spelling_point instead of expand_location.
6065 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6066 * gengtype.c (write_types_process_field): Force second argument of
6067 the call to the PCH object hierarchy walker to be 'x'.
6069 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6071 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6072 predicate to discriminate types.
6074 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6076 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6077 alias of Wsuggest-attribute=format.
6078 * c-typeck.c (convert_for_assignment): Replace
6079 Wmissing-format-attribute with Wsuggest-attribute=format.
6080 (digest_init): Likewise.
6082 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6084 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6085 * common.opt (Wmissing-noreturn): Alias of
6086 -Wsuggest-attribute=noreturn.
6088 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6091 * config/cris/cris.md (andqu): New peephole2.
6092 (andu): Tweak head comment.
6094 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6095 Steven Bosscher <steven@gcc.gnu.org>
6096 Maxim Kuvyrkov <maxim@codesourcery.com>
6098 PR tree-optimization/38785
6099 * common.opt (ftree-partial-pre): New option.
6100 * doc/invoke.texi: Document it.
6101 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6102 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6104 (execute_pre): Use flag_tree_partial_pre.
6106 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6109 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6112 2012-04-27 Ollie Wild <aaw@google.com>
6114 * doc/invoke.texi (Wliteral-suffix): Document new option.
6116 2012-04-27 Tom Tromey <tromey@redhat.com>
6118 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6119 (dwarf_tag_name): Use get_DW_TAG_name.
6120 (dwarf_attr_name): Use get_DW_AT_name.
6121 (dwarf_form_name): Use get_DW_FORM_name.
6122 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6124 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6126 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6127 arguments are -1 and 0, by negating the result of the conditional.
6129 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6132 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6134 2012-04-27 Richard Guenther <rguenther@suse.de>
6136 * tree-flow.h (is_hidden_global_store): Remove.
6137 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6138 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6139 (stmt_may_clobber_global_p): Likewise.
6140 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6141 (stmt_may_clobber_global_p): Likewise.
6142 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6143 stmt_may_clobber_global_p.
6144 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6146 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6148 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6151 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6152 reorganize some fields and update comments. Rename bit_test_uniq
6153 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6154 (collect_switch_conv_info): New function, collects info about a
6155 GIMPLE_SWITCH into a struct switch_conv_info.
6156 (check_range): Simplify to use pre-recorded info. Fix think-o in
6157 range-branch ratio check.
6158 (check_process_case): Remove function.
6159 (check_all_empty_except_final): New function, verifies that all
6160 non-final basic blocks are empty.
6161 (process_switch): Simplify to use pre-recorded info. Call
6162 collect_switch_conv_info to do that. Assert that degenerate switch
6163 statements have been cleaned up.
6165 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6168 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6170 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6173 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6175 2012-04-27 Tom de Vries <tom@codesourcery.com>
6177 PR tree-optimization/51879
6178 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6179 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6181 (defs_to_varying): ... here. Don't set use_processed.
6182 (visit_reference_op_call): Handle gimple_vdef.
6183 Handle case that lhs is NULL_TREE.
6184 (visit_use): Use mark_use_processed. Handle calls with side-effect
6185 using visit_reference_op_call.
6187 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6189 * sched-deps.c (fixup_sched_groups): Rename to...
6190 (chain_to_prev_insn): ...this.
6191 (chain_to_prev_insn_p): New function.
6192 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6194 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6196 * sched-int.h (_haifa_insn_data): Move priority_status.
6198 (INSN_MODEL_INDEX): New macro.
6199 * haifa-sched.c (insn_delay): New function.
6200 (sched_regno_pressure_class): Update commentary.
6201 (mark_regno_birth_or_death): Pass the liveness bitmap and
6202 pressure array as arguments, instead of using curr_reg_live and
6203 curr_reg_pressure. Only update the pressure if the bit in the
6204 liveness set has changed.
6205 (initiate_reg_pressure_info): Always trust the live-in set for
6206 SCHED_PRESSURE_MODEL.
6207 (initiate_bb_reg_pressure_info): Update call to
6208 mark_regno_birth_or_death.
6209 (dep_list_size): Take the list as argument.
6210 (calculate_reg_deaths): New function, extracted from...
6211 (setup_insn_reg_pressure_info): ...here.
6212 (MODEL_BAR): New macro.
6213 (model_pressure_data, model_insn_info, model_pressure_limit)
6214 (model_pressure_group): New structures.
6215 (model_schedule, model_worklist, model_insns, model_num_insns)
6216 (model_curr_point, model_before_pressure, model_next_priority):
6218 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6219 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6220 (model_index, model_update_limit_points_in_group): New functions.
6221 (model_update_limit_points, model_last_use_except): Likewise.
6222 (model_start_update_pressure, model_update_pressure): Likewise.
6223 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6224 (model_excess_cost, model_dump_pressure_points): Likewise.
6225 (model_set_excess_costs): Likewise.
6226 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6227 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6228 schedule as an alternative tie-breaker. Update the call to
6230 (ready_sort): Call model_set_excess_costs.
6231 (update_register_pressure): Update call to mark_regno_birth_or_death.
6232 Rely on that function to check liveness rather than doing it here.
6233 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6234 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6235 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6236 (model_record_pressure, model_record_pressures): New functions.
6237 (model_record_final_pressures, model_add_successors_to_worklist)
6238 (model_promote_predecessors, model_choose_insn): Likewise.
6239 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6240 (model_start_schedule, model_finalize_pressure_group): Likewise.
6241 (model_end_schedule): Likewise.
6242 (schedule_insn): Say when we're scheduling the next instruction
6243 in the model schedule.
6244 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6245 (queue_to_ready): Do not add instructions that are
6246 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6247 Always allow the next instruction in the model schedule to be added.
6248 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6249 and delay for SCHED_PRESSURE_MODEL too.
6250 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6251 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6252 (schedule_block): Call model_start_schedule and model_end_schedule.
6253 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6254 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6255 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6257 (sched_finish): Update accordingly.
6258 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6259 to SCHED_PRESSURE_MODEL.
6260 (add_jump_dependencies): Update call to dep_list_size.
6261 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6262 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6263 to SCHED_PRESSURE_MODEL.
6264 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6265 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6266 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6267 handling to SCHED_PRESSURE_MODEL.
6269 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6271 * common.opt (fsched-pressure-algorithm=): New option.
6272 * flag-types.h (sched_pressure_algorithm): New enum.
6273 * sched-int.h (sched_pressure_p): Replace with...
6274 (sched_pressure): ...this new variable.
6275 * haifa-sched.c (sched_pressure_p): Replace with...
6276 (sched_pressure): ...this new variable.
6277 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6278 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6279 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6280 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6281 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6282 (sched_analyze_insn): Likewise.
6283 * sched-rgn.c (schedule_region): Likewise.
6284 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6286 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6288 * PR middle-end/52997
6289 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6292 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6293 * expr.c (convert_move): Honor unsignedp when extending partial int
6295 * genmodes.c (complete_mode): Don't clear component field of partial
6297 (emit_mode_inner): Don't emit it however.
6298 (calc_wider_mode): Partial int modes widen to their component.
6300 2012-04-26 David S. Miller <davem@davemloft.net>
6302 * config/sparc/niagara4.md: New file.
6303 * config/sparc/sparc.md: Include it.
6304 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6305 (sparc_option_override): Use it.
6306 (sparc_use_sched_lookahead): Return 2 for niagara4.
6307 (sparc_issue_rate): Likewise.
6309 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6310 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6311 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6312 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6313 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6314 alignaddrldi_vis): Set type to gsr.
6315 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6316 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6317 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6318 v<vis3_shift_patname><mode>3, fmean16_vis,
6319 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6320 fucmp<code>8<P:mode>_vis): Set type to fga.
6321 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6322 * config/sparc/niagara.md: Likewise.
6323 * config/sparc/niagara2.md: Likewise.
6324 * config/sparc/ultra3.md: Likewise, and fix type matching for
6325 us3_ialuX reservation.
6327 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6329 * reload.c (find_reloads): Change the loop nesting when trying an
6330 alternative with swapped operands.
6332 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6334 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6335 comment. Delete unused parameter first_exp_point_map.
6336 (virt_loc_aware_diagnostic_finalizer): Update call.
6338 2012-04-26 Michael Hope <michael.hope@linaro.org>
6339 Richard Earnshaw <rearnsha@arm.com>
6341 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6342 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6343 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6344 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6346 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6348 * doc/extend.texi: Document avx2 support.
6349 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6351 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6354 * config/cris/cris.md ("*andhi_lowpart_v32")
6355 ("*andqi_lowpart_v32"): Change first input-only operand from
6356 a (match_operand ...) to (match_dup 0). Drop alternatives with
6357 const_int-matching constraints for redundancy.
6358 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6359 three-operand alternative.
6361 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6364 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6365 instead expand it as zero extension.
6367 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6370 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6372 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6374 * common.opt (flag_debug_types_section): Default to 0.
6375 (dwarf_version): Default to 4.
6376 (dwarf_record_gcc_switches): Default to 1.
6377 (dwarf_strict): Default to 0.
6378 * toplev.c (process_options): Don't handle dwarf_strict
6379 or dwarf_version here.
6380 * config/vxworks.c (vxworks_override_options): Don't
6381 test whether dwarf_strict or dwarf_version are negative,
6382 instead test !global_options_set.x_dwarf_*.
6383 * config/darwin.c (darwin_override_options): Default to
6385 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6386 and -fno-debug-types-section are now the default.
6388 2012-04-25 Jan Hubicka <jh@suse.cz>
6390 * cgraphunit.c: Update toplevel comment.
6391 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6392 (cgraph_analyze_function): Make static.
6393 (cgraph_decide_is_function_needed): Make static.
6394 (cgraph_add_new_function): Use expand_function instead of
6395 rest_of_compilation.
6396 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6397 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6399 (cgraph_inline_p): Remove.
6400 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6401 (init_cgraph): Add comment.
6402 * cgraphbuild.c (record_reference, mark_address, mark_load,
6403 mark_store): Do not call analyze_expr hook.
6404 * cgraph.c: Update toplevel comment.
6405 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6406 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6407 Move fere from cgraphunit.c
6408 (cgraph_mark_force_output_node): Move to cgraph.h
6409 * cgraph.h: Reorder so the comments match the function placement.
6410 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6411 (cgraph_mark_force_output_node): Move here from cgraph.c
6412 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6413 * ipa-inline-transform.c (preserve_function_body_p): New function.
6414 (inline_transform): Update.
6415 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6416 * langhooks.h (lang_hooks_for_callgraph): Remove.
6417 (lang_hooks): Remove callgraph.
6418 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6419 * varpool.c: Remove out of date comment.
6420 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6421 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6423 2012-04-25 Jan Hubicka <jh@suse.cz>
6426 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6427 forward declaration.
6428 (cgraph_finalize_function): Finalize them here.
6429 * symtab.c (dump_symtab): Dump ctors and dtors.
6431 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6434 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6435 larger than maxbits. Don't compute maxbits modulo align.
6436 Also check that unit bytes long store at bitpos / unit * unit
6437 doesn't affect bits beyond bitregion_end.
6438 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6439 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6440 (store_split_bit_field): Decrease unit close to end of bitregion_end
6441 if access is restricted in order to avoid mutual recursion.
6443 PR tree-optimization/53058
6444 * double-int.h (double_int_max_value, double_int_min_value): New
6446 * double-int.c (double_int_max_value, double_int_min_value): New
6448 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6449 or GT_EXPR with double_int_max_value instead of double_int_mask.
6451 2012-04-25 Richard Guenther <rguenther@suse.de>
6453 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6454 * tree-vect-loop.c (vect_transform_loop): Adjust.
6455 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6456 the maximum number of iterations for the epilogue loop.
6457 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6459 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6462 * c-typeck.c (set_nonincremental_init,
6463 set_nonincremental_init_from_string): Pass true instead of false
6464 as IMPLICIT to add_pending_init.
6466 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6468 * c-typeck.c (pop_init_level): Improve diagnostics.
6470 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6472 * compare-elim.c (try_eliminate_compare): Also handle operands with
6473 implicit extensions.
6475 2012-04-25 Alan Modra <amodra@gmail.com>
6477 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6478 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6479 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6480 (no_global_regs_above): Delete.
6481 (no_global_regs): New function.
6482 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6483 value for load multiple test.
6484 (savres_routine_syms): Increase size.
6485 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6486 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6487 rather than a number of boolean flags. Update all callers.
6488 (rs6000_savres_routine_name): Generate vector save/restore names.
6489 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6490 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6491 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6492 and using_store_multiple. Expand uses. Don't always use r11 as
6493 frame reg when needed for out-of-line saves. Set up initial offset
6494 for out-of-line vector saves when buying stack frame. Handle pointer
6495 reg setup for out-of-line fp save. Emit call to out-of-line vector
6496 save function. Choose r11 or r12 for vrsave reg when available for
6498 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6499 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6500 from back-chain to suit out-of-line vector restore functions. Emit
6501 call to out-of-line vector restore function. Adjust register used
6502 for cr restore. Tweak pointer register setup for gpr restore.
6503 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6505 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6506 (V_SAVE_INLINE): Define.
6507 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6509 2012-04-25 Alan Modra <amodra@gmail.com>
6511 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6512 out-of-line save/restore for large frames. Don't disable
6513 out-of-line saves on ABI_AIX when using static chain reg.
6514 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6515 clobber static chain reg, and tweak for out-of-line gpr saves
6518 2012-04-25 Alan Modra <amodra@gmail.com>
6520 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6521 (rs6000_emit_prologue): Use the above to catch register overlap.
6523 2012-04-25 Alan Modra <amodra@gmail.com>
6525 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6526 decl. Move logic selecting update reg to callers. Update all callers.
6527 (rs6000_emit_allocate_stack): Add copy_off param.
6528 (emit_frame_save): Don't handle reg+reg addressing.
6529 (ptr_regno_for_savres): New function, extracted from..
6530 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6531 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6532 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6533 frame offset adjustment for out-of-line save with copy from sp.
6534 Simplify condition controlling whether cr is saved early or
6535 late. Use ptr_regno_for_savres to verify correct reg is set
6536 up for out-of-line saves. Pass the actual pointer reg used to
6537 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6538 function. Rearrange spe vars so code is similar to that
6539 elsewhere in this function. Don't update frame_off when spe
6540 save code will restore r11. Use emit_frame_save for spe and
6541 gpr saves. Consolidate darwin out-of-line gpr setup with that
6542 for other abis. Don't assume frame_offset is zero and frame
6543 reg is sp when setting up altivec reg saves, and calculate
6544 exact offset requirement.
6545 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6546 spe restore code. Consolidate darwin out-of-line gpr setup
6547 with that for other abis.
6549 2012-04-25 Alan Modra <amodra@gmail.com>
6551 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6552 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6554 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6556 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6557 and emit_frame_save calls. Cope with possibly missing note.
6559 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6561 * config/i386/i386.c (build_processor_model_struct): New function.
6562 (make_var_decl): New function.
6563 (fold_builtin_cpu): New function.
6564 (ix86_fold_builtin): New function.
6565 (make_cpu_type_builtin): New function.
6566 (ix86_init_platform_type_builtins): New function.
6567 (ix86_expand_builtin): Expand new builtins by folding them.
6568 (ix86_init_builtins): Make new builtins to detect CPU type.
6569 (TARGET_FOLD_BUILTIN): New macro.
6570 (IX86_BUILTIN_CPU_INIT): New enum value.
6571 (IX86_BUILTIN_CPU_IS): New enum value.
6572 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6573 * config/i386/i386-builtin-types.def: New function type.
6574 * testsuite/gcc.target/builtin_target.c: New testcase.
6575 * doc/extend.texi: Document builtins.
6577 2012-04-24 Olivier Hainque <hainque@adacore.com>
6579 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6580 * toplev.c (process_options): Default to dwarf_version 2.
6581 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6582 and dwarf_version 2.
6584 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6586 * tree-pretty-print.h (default_tree_printer): Do not declare.
6587 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6589 (default_tree_diagnostic_starter): Make static.
6590 (default_tree_printer): Move to here. Make static.
6591 (tree_diagnostics_defaults): New.
6592 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6593 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6594 * toplev.c: Do not include tree-pass.h.
6595 (default_tree_printer): Move from here.
6596 (general_init): Use tree_diagnostics_defaults.
6598 2012-04-24 Chao-ying Fu <fu@mips.com>
6600 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6601 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6602 * config/mips/gnu-user.h
6603 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6604 (GNU_USER_TARGET_LINK_SPEC): New define.
6605 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6606 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6607 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6608 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6609 GNU_USER_TARGET_ENDFILE_SPEC.
6610 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6611 (GNU_USER_TARGET_LINK_SPEC): New define.
6612 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6613 * config/mips/linux-common.h: New file.
6615 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6618 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6619 (altivec_build_resolved_builtin): Call fully_fold_convert.
6621 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6624 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6626 2012-04-24 Richard Guenther <rguenther@suse.de>
6628 PR tree-optimization/53085
6629 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6632 2012-04-24 Richard Guenther <rguenther@suse.de>
6634 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6637 2012-04-24 Jim Meyering <meyering@redhat.com>
6639 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6640 absence of an define_enum call.
6642 2012-04-24 Richard Guenther <rguenther@suse.de>
6644 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6645 the epilogue loop is not re-used as unvectorized version
6646 record the its maximum number of iterations.
6648 2012-04-24 Andrew Pinski <apinski@cavium.com>
6650 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6651 Don't directly use def1/def2.
6653 2012-04-24 Richard Guenther <rguenther@suse.de>
6655 PR tree-optimization/53098
6656 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6659 2012-04-24 Andrew Pinski <apinski@cavium.com>
6662 * tree-ssa-forwprop.c (defcodefor_name): New function.
6663 (simplify_bitwise_binary): Use defcodefor_name instead of manually
6664 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
6665 Simplify "(~X | Y) & X" to "X & Y" and
6666 "(~X & Y) | X" to "X | Y".
6668 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6670 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
6671 validate_change to add clobbers if IN_GROUP is nonzero.
6672 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
6673 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
6675 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
6677 * config/s390/s390.c (insn_invalid_p): Likewise.
6679 2012-04-24 Jakub Jelinek <jakub@redhat.com>
6682 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
6683 (output_addressed_constants): Likewise.
6686 * varasm.c (get_section): Don't ICE for section conflicts with
6687 built-in section kinds.
6689 2012-04-23 DJ Delorie <dj@redhat.com>
6691 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
6692 (LIBSTDCXX): Change to CPP2.
6694 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
6697 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
6700 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
6702 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
6703 (*addsi_2_zext): Ditto.
6704 (*add<mode>_3): Ditto.
6705 (*addsi_3_zext): Ditto.
6706 (*add<mode>_5): Ditto.
6708 2012-04-23 Andrew Pinski <apinski@cavium.com>
6710 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
6711 (C & B) to (A OP0) & B.
6713 2012-04-23 Martin Jambor <mjambor@suse.cz>
6715 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
6716 temporaries created for a bitfield (reverting revision 122014).
6718 2012-04-23 Richard Guenther <rguenther@suse.de>
6720 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
6721 the condition using is_gimple_condexpr and avoid the not necessary
6723 (set_prologue_iterations): Likewise.
6724 (vect_loop_versioning): Likewise.
6726 2012-04-23 Richard Guenther <rguenther@suse.de>
6728 PR tree-optimization/53070
6729 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
6730 (main_tree_if_conversion): Verify we succeeded in that.
6732 2012-04-23 Jan Hubicka <jh@suse.cz>
6734 * lto-symtab.c (lto_cgraph_replace_node): Do not call
6735 mark_reahcable_node.
6736 * cgraph.c (cgraph_remove_node): Do not clear reachable.
6737 (cgraph_mark_reachable_node): Remove.
6738 (cgraph_mark_force_output_node): Do not set reachable.
6739 (dump_cgraph_node): Do not dump reachable.
6740 (cgraph_create_virtual_clone): Do not set reachable.
6741 * cgraph.h (cgraph_node): Remove reachable flag.
6742 (varpool_node): Remove reachable flag.
6743 (cgraph_mark_if_needed): Remove.
6744 (cgraph_mark_reachable_node): Remove.
6745 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
6746 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
6748 (cgraph_add_new_function): Likewise.
6749 (cgraph_mark_if_needed): Remove.
6750 (cgraph_analyze_function): Do not set target as reachable.
6751 (process_function_and_variable_attributes): Do not care about
6753 (cgraph_analyze_functions): Do not set reachable flags.
6754 (cgraph_mark_functions_to_output): Do not check reachability.
6755 (cgraph_copy_node_for_versioning): Do not set reachable flag.
6756 (dbxout_expand_expr): Update.
6757 * c-decl.c (merge_decls): Do not track changed externs.
6758 * ipa.c: Include pointer-set.h
6759 (enqueue_cgraph_node): Use reachable pointer set.
6760 (process_references): Likewise.
6761 (cgraph_remove_unreachable_nodes): Likewise.
6762 (whole_program_function_and_variable_visibility): Do not recompute
6764 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
6766 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
6768 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
6770 2012-04-23 Richard Guenther <rguenther@suse.de>
6773 * c-typeck.c (build_binary_op): Fix typo.
6775 2012-04-23 Jakub Jelinek <jakub@redhat.com>
6777 PR tree-optimizations/52891
6778 * tree-vect-patterns.c (adjust_bool_pattern): Use
6779 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
6780 but with non-standard precision.
6782 2012-04-22 Jan Hubicka <jh@suse.cz>
6784 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
6787 2012-04-22 Jan Hubicka <jh@suse.cz>
6789 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
6790 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6791 mark_load, mark_store): Do not mark varpool nodes as needed.
6792 * cgraph.c (cgraph_new_nodes): Remove.
6793 (cgraph_create_function_alias): Do not mark nodes as reachable.
6794 (cgraph_add_thunk): Likewise.
6795 (cgraph_mark_reachable_node): Do not manage the queue.
6796 * cgraph.h (cgraph_node): Remove next_needed.
6797 (varpool_nodes_queue): Remove next_needed and prev_needed.
6798 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
6799 (cgraph_new_nodes): Declare.
6800 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
6801 (varpool_analyze_pending_decls): Remove.
6802 (varpool_analyze_node): New.
6803 (varpool_mark_needed_node): Remove.
6804 (varpool_first_variable, varpool_next_variable): New inlines.
6805 (varpool_first_static_initializer, varpool_next_static_initializer):
6807 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
6808 (varpool_first_defined_variable): New inline.
6809 (varpool_next_defined_variable): New inline
6810 (FOR_EACH_VARIABLE): Reimplement.
6811 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
6812 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
6814 * cgraphunit.c (cgraph_new_nodes): Declare here.
6815 (enqueue_node): New function.
6816 (cgraph_process_new_functions): update for new
6817 node set; when constructing cgraph enqueue node for processing.
6818 (cgraph_add_new_function): Use new node set.
6819 (process_function_and_variable_attributes): Do not set varpool needed
6821 (referred_to_p): New function.
6822 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
6823 when varpool is in construction.
6824 (cgraph_analyze_functions): Rewrite.
6825 (cgraph_expand_all_functions): Update.
6826 (cgraph_output_in_order): Do not analyze pending decls; do not set
6828 (cgraph_optimize): Do not analyze pending decls.
6829 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
6830 in other partition; do not mark node as needed.
6831 * dwarf2out.c (reference_to_unused): Use analyzed flag.
6832 (premark_types_used_by_global_vars_helper): Likewise.
6833 * ipa.c (process_references): Do not call varpool_mark_needed_node.
6834 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
6836 (function_and_variable_visibility): Do not mark node as needed.
6837 (whole_program_function_and_variable_visibility): Likewise.
6838 * Makefile.in (gt-varpool.h): No longer needed.
6839 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
6840 (ipa_write_summaries): Do not use needed flag.
6841 * varpool.c: Do not include gt-varpool.h
6842 (x_varpool_nodes_queue, x_varpool_last_needed_node,
6843 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
6844 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
6846 (varpool_remove_node): Do not update the lists.
6847 (dump_varpool_node): Do not dump needed flag.
6848 (varpool_enqueue_needed_node): Remove.
6849 (varpool_mark_needed_node): Remove.
6850 (varpool_reset_queue): Remove.
6851 (varpool_finalize_decl): Move to cgraphunit.c
6852 (varpool_analyze_node): New functions based on former
6853 varpool_analyze_pending_decls.
6854 (varpool_analyze_pending_decls): Remove.
6855 (varpool_assemble_decl): Do not update the lists.
6856 (enqueue_node): New function.
6857 (varpool_remove_unreferenced_decls): Rewrite.
6858 (varpool_empty_needed_queue): Remove.
6859 (add_new_static_var): Do not mark node as needed.
6860 (varpool_create_variable_alias): Handle expansion state
6862 * except.c (output_ttype): Do not mark node as needed.
6863 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
6864 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
6866 * tree-switch-conversion.c (build_one_array): Likewise.
6868 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6871 * doc/invoke.texi (pedantic): Rename to Wpedantic.
6872 * common.opt (Wpedantic): New.
6873 (pedantic): Alias Wpedantic.
6874 * diagnostic.c (warning_at): Likewise.
6875 * c-decl.c (diagnose_mismatched_decls): Likewise.
6876 (build_array_declarator): Likewise.
6877 (mark_forward_parm_decls):
6878 (check_bitfield_type_and_width): Likewise.
6879 (grokdeclarator): Likewise.
6880 (grokfield): Likewise.
6881 (finish_struct): Likewise.
6882 (build_enumerator): Likewise.
6883 (store_parm_decls_oldstyle): Likewise.
6884 (declspecs_add_qual): Likewise.
6885 (declspecs_add_type): Likewise.
6886 (finish_declspecs): Likewise.
6887 * c-typeck.c (composite_type): Likewise.
6888 (comp_target_types): Likewise.
6889 (build_array_ref): Likewise.
6890 (pointer_diff): Likewise.
6891 (build_unary_op): Likewise.
6892 (build_conditional_expr): Likewise.
6893 (build_c_cast): Likewise.
6894 (convert_for_assignment): Likewise.
6895 (maybe_warn_string_init): Likewise.
6896 (digest_init): Likewise.
6897 (pop_init_level): Likewise.
6898 (set_init_index): Likewise.
6899 (c_finish_goto_label): Likewise.
6900 (c_finish_return): Likewise.
6901 (do_case): Likewise.
6902 (build_binary_op): Likewise.
6903 * c-parser.c (static): Likewise.
6904 (c_parser_external_declaration): Likewise.
6905 (c_parser_declaration_or_fndef): Likewise.
6906 (c_parser_static_assert_declaration_no_se): Likewise.
6907 (c_parser_enum_specifier): Likewise.
6908 (c_parser_struct_or_union_specifier): Likewise.
6909 (c_parser_struct_declaration): Likewise.
6910 (c_parser_alignas_specifier): Likewise.
6911 (c_parser_braced_init): Likewise.
6912 (c_parser_initelt): Likewise.
6913 (c_parser_compound_statement_nostart): Likewise.
6914 (c_parser_conditional_expression): Likewise.
6915 (c_parser_alignof_expression): Likewise.
6916 (c_parser_postfix_expression): Likewise.
6917 (c_parser_postfix_expression_after_paren_): Likewise.
6918 (c_parser_objc_class_instance_variables): Likewise.
6919 (c_parser_objc_method_definition): Likewise.
6920 (c_parser_objc_methodprotolist): Likewise.
6922 2012-04-22 Ian Lance Taylor <iant@google.com>
6924 * godump.c (go_output_typedef): Dump size of structs.
6926 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
6928 Correcting transform_to_exit_first_loop + fix to PR46886
6929 * tree-parloops.c (transform_to_exit_first_loop): Remove
6930 setting of number of iterations according to the loop pattern.
6931 Duplicate from entry to exit->src instead of loop->latch.
6932 (pallelize_loops): Remove the condition preventing do-while loops.
6933 * tree-cfg.c (bool bb_in_region_p): New.
6934 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
6935 Adjust redirection of the duplicated iteration.
6937 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6940 * rtl.def (ADDRESS): Use "i" rather than "w".
6941 * rtl.h (find_base_term): Delete.
6942 (may_be_sp_based_p): Declare.
6943 * rtl.c (rtx_code_size): Remove ADDRESS special case.
6944 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
6945 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
6947 (find_base_term): Make static.
6948 (may_be_sp_based_p): New function.
6949 * dse.c (record_store): Use it.
6950 * store-motion.c (store_killed_in_insn): Likewise.
6952 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6954 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
6956 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6959 * c-typeck.c (inform_declaration): New.
6960 (build_function_call_vec): Do not pretty-print
6961 expressions when caret is enabled.
6962 (convert_arguments): Use inform_declaration.
6964 2012-04-20 Jim Meyering <meyering@redhat.com>
6966 * genmodes.c (make_complex_modes): Don't truncate a mode name of
6967 length 7 or more when prepending a "C". Suggested by Richard Guenther.
6969 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6971 PR rtl-optimization/44214
6972 * fold-const.c (exact_inverse): New function.
6973 (fold_binary_loc): Fold vector and complex division by constant into
6974 multiply by recripocal with flag_reciprocal_math; fold vector division
6975 by constant into multiply by reciprocal with exact inverse.
6977 2012-04-20 Jan Hubicka <jh@suse.cz>
6979 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
6981 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
6982 (cgraph_remove_node): Update.
6983 (cgraph_mark_needed_node): Remove.
6984 (cgraph_mark_force_output_node): New.
6985 (dump_cgraph_node): Do not dump needed flag.
6986 (cgraph_node_cannot_be_local_p_1): Update.
6987 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
6988 * cgraph.h (symtab_node_base): Add force_output flag.
6989 (cgraph_node): Remove needed flag.
6990 (varpool_node): Remove force_output flag.
6991 (cgraph_mark_needed_node): Remove.
6992 (cgraph_mark_force_output_node): New.
6993 (cgraph_only_called_directly_or_aliased_p,
6994 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
6995 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
6996 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
6997 (cgraph_add_new_function): Update.
6998 (cgraph_mark_if_needed): Update.
6999 (verify_cgraph_node): Update.
7000 (cgraph_analyze_function): Alias target is reachable.
7001 (process_function_and_variable_attributes): Update: externally_visible
7002 flag makes function reachable.
7003 (cgraph_analyze_functions): Update dumping.
7004 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7005 input_overwrite_node, input_varpool_node): Update streaming.
7006 * lto-streamer-out.c (produce_symtab): Use force_output.
7007 * ipa.c (process_references): Weakrefs must be processed.
7008 (cgraph_remove_unreachable_nodes): Likewise; update for new
7010 (varpool_externally_visible_p): Weakrefs are externally visible
7011 even if they are not.
7012 (function_and_variable_visibility): Update; when processing alias
7013 pair force the targets to be output.
7014 (whole_program_function_and_variable_visility): Use
7015 mark_reachable_node.
7016 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7017 (ipa_tm_mark_force_output_node): New function.
7018 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7019 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7021 * varasm.c (mark_decl_referenced): Update.
7022 (find_decl_and_mark_needed): Remove.
7023 (find_decl): New function.
7024 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7025 alias targets as needed.
7026 (dump_tm_clone_pairs): Update.
7027 * tree-inline.c (copy_bb): Update check.
7028 * symtab.c (dump_symtab_base): Dump force_output.
7029 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7030 * passes.c (execute_todo): Fix dumping.
7031 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7032 (varpool_analyze_pending_decls): Alias target is reachable.
7033 (varpool_create_variable_alias): Finalize weakrefs.
7035 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7038 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7039 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7040 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7041 macros instead of constants.
7042 * dse.c (record_store): Check for SP ADDRESS by comparing
7043 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7044 XEXP to be stack_pointer_rtx.
7046 2012-04-20 Richard Guenther <rguenther@suse.de>
7048 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7049 update_call_from_tree when propagating into a call.
7051 2012-04-20 Alan Modra <amodra@gmail.com>
7053 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7054 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7055 sp_offset to frame_off. Move world save code earlier.
7057 2012-04-20 Richard Guenther <rguenther@suse.de>
7059 PR tree-optimization/53050
7060 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7061 Do only one transform on COND_EXPRs at the same time.
7063 2012-04-19 Jan Hubicka <jh@suse.cz>
7065 * symtab.c (dump_symtab_base): Revert accidental checkin.
7067 2012-04-20 Alan Modra <amodra@gmail.com>
7070 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7071 static chain, set REST_INLINE_FPRS too.
7073 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7075 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7078 2012-04-20 Richard Guenther <rguenther@suse.de>
7080 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7081 loops that can never run more often than the vectorization factor.
7083 2012-04-19 Jan Hubicka <jh@suse.cz>
7085 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7087 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7089 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7091 2012-04-19 Jim Meyering <meyering@redhat.com>
7093 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7094 We verified above that the string(including trailing NUL) fits in buf,
7097 2012-04-19 Richard Guenther <rguenther@suse.de>
7099 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7100 for dumping DECL_SECTION_NAME.
7102 2012-04-19 Michael Matz <matz@suse.de>
7105 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7106 (struct tree_vector): Adjust GTY length.
7107 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7109 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7111 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7112 caller emitted the length calulation already.
7113 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7114 before handling any of the fields for structs.
7116 2012-04-19 Richard Guenther <rguenther@suse.de>
7118 PR tree-optimization/53031
7119 * tree-vrp.c (adjust_range_with_scev): Revert back to
7120 using max_loop_iterations.
7122 2012-04-19 Michael Matz <matz@suse.de>
7124 * diagnostic.c (emit_diagnostic): Move va_end call after user
7126 (warning, warning_at, pedwarn, permerror): Ditto.
7128 2012-04-19 Richard Guenther <rguenther@suse.de>
7130 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7133 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7136 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7137 the case *(X+const).
7139 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7141 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7143 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7146 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7147 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7149 2012-04-19 Richard Guenther <rguenther@suse.de>
7151 PR rtl-optimization/44688
7152 * loop-iv.c (determine_max_iter): Only return max_iter.
7153 (iv_number_of_iterations): Also use the recorded loop bound
7154 on the maximum number of iterations.
7155 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7156 max_iter to avoid unrolling loops that do not roll.
7157 (decide_unroll_stupid): Likewise.
7159 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7161 * targhooks.c (default_case_values_threshold): Fix code style nit.
7163 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7164 case range and type folding from here...
7165 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7166 type, as documented in tree.def.
7168 2012-04-18 Jan Hubicka <jh@suse.cz>
7170 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7172 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7173 cgraph hash and same comdat groups.
7174 (cgraph_optimize): Verify symbol table.
7175 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7176 (dissolve_same_comdat_group_list): Work on symtab nodes.
7177 (function_and_variable_visibility): Dissolve variable same comdat group
7179 * symtab.c: Include timevar.h
7180 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7182 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7184 * tree-switch-conversion.c (info): Remove global pass info.
7185 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7186 free_temp_arrays, gather_default_values, build_constructors,
7187 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7188 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7189 (process_switch): ... here. Unify message format. Return a const
7190 char pointer to the failure reason message.
7191 (do_switchconv): Unify message format. Update process_switch usage.
7193 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7194 * tree-cfg.c (edge_to_cases): Fix documentation.
7196 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7198 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7200 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7202 PR tree-optimization/52976
7203 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7204 (possibly_move_powi): New function.
7205 (rewrite_expr_tree): Call possibly_move_powi.
7206 (rewrite_expr_tree_parallel): Likewise.
7207 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7208 call add_to_ops_vec instead.
7210 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7212 PR tree-optimization/52976
7213 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7214 (decrement_power): Likewise.
7215 (propagate_op_to_single_use): Likewise.
7216 (zero_one_operation): Handle __builtin_pow* calls in linearized
7217 expression trees; factor logic into propagate_op_to_single_use.
7218 (undistribute_ops_list): Allow operands with repeat counts > 1.
7220 2012-04-18 Richard Guenther <rguenther@suse.de>
7222 PR tree-optimization/44688
7223 * cfgloop.h (record_niter_bound): Declare.
7224 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7225 Update the estimation with the upper bound here...
7226 (estimate_numbers_of_iterations_loop): ... instead of here.
7227 Do not forcefully reset a recorded upper bound.
7228 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7229 Record the maximum number of loop iterations of the prologue loop.
7231 2012-04-18 Jan Hubicka <jh@suse.cz>
7233 * lto-symtab.c (lto_cgraph_replace_node): Update.
7234 * cgraphbuild.c (record_reference, record_type_list,
7235 record_eh_tables, mark_address, mark_load, mark_store): Update.
7236 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7237 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7239 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7240 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7241 * reload.c: Fix typo in comment.
7242 * rtlanal.c: Likewise.
7243 * tree-emultls.c (gen_emutls_addr): Update.
7244 * ipa-reference.c (analyze_function): Update.
7245 * cgraphunit.c (cgraph_analyze_function,
7246 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7248 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7249 (ipa_remove_reference): Likewise.
7250 (ipa_remove_all_refering): Rename to ...
7251 (ipa_remove_all_referring): ... this one; update.
7252 (ipa_dump_references): Update.
7253 (ipa_dump_referring): Update.
7254 (ipa_clone_references): Update.
7255 (ipa_clone_refering): Rename to ...
7256 (ipa_clone_referring): ... this one; update.
7257 (ipa_ref_cannot_lead_to_return): Update.
7258 (ipa_ref_has_aliases_p): Update.
7259 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7261 (ipa_ref_type): Remove.
7262 (ipa_ref_ptr_u): Remove.
7263 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7264 and refered_type; add referring, referred and referred_index.
7265 (ipa_ref_list): Rename refering to referring.
7266 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7267 ipa_clone_references, ipa_clone_referring): Update prototypes.
7268 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7269 (lto_output_ref): Update.
7270 (add_references): Update.
7271 (input_varpool_node): Update.
7272 (input_refs): Update.
7273 * ipa-ref-inline.h (ipa_ref_node): Update.
7274 (ipa_ref_varpool_node): Update.
7275 (ipa_ref_referring_node): Update.
7276 (ipa_ref_referring_varpool_node): Update.
7277 (ipa_ref_referring_ref_list): Update.
7278 (ipa_ref_referred_ref_list): Update.
7279 (ipa_ref_list_first_referring): Update.
7280 (ipa_empty_ref_list): Update.
7281 (ipa_ref_list_refering_iterate): Rename to ...
7282 (ipa_ref_list_referring_iterate): ... this one.
7283 * cse.c: Update comment.
7284 * ipa-utils.c (ipa_reverse_postorder): Update.
7285 * tree-ssa-alias.c: Update.
7286 * ipa-inline.c (reset_edge_caches): Update.
7287 (update_caller_keys): Update.
7288 * ipa-inline.h: Update comments.
7289 * jump.c: Update comment.
7290 * alias.c: Likewise.
7291 * ipa.c (process_references): Update.
7292 (cgraph_remove_unreachable_nodes): Likewise.
7293 (ipa_discover_readonly_nonaddressable_var): Likewise.
7294 (cgraph_address_taken_from_non_vtable_p): Likewise.
7295 * trans-mem.c (ipa_tm_execute): Update.
7296 * simplify-rtx.c: Fix comment.
7297 * rtl.c: Fix comment.
7298 * symtab.c (symtab_unregister_node): Update.
7299 * varpool.c (dump_varpool_node): Update.
7300 (varpool_analyze_pending_decls): Update.
7301 (assemble_aliases): Update.
7302 (varpool_for_node_and_aliases): Update.
7304 2012-04-18 Richard Guenther <rguenther@suse.de>
7306 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7307 use_undefined_p parameter.
7308 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7309 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7311 (estimate_numbers_of_iterations): Likewise.
7312 (estimated_loop_iterations): Adjust.
7313 (max_loop_iterations): Likewise.
7314 (scev_probably_wraps_p): Likewise.
7315 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7316 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7317 not max_loop_iterations.
7318 (execute_vrp): Remove explicit number of iterations estimation.
7320 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7322 * config/i386/linux-common.h: New.
7324 * config.gcc: Add i386/linux-common.h before
7325 all i386/linux.h and i386/linux64.h usages.
7327 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7328 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7329 * config/i386/gnu-user64.h: Likewise.
7331 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7332 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7333 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7334 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7336 2012-04-18 Jan Hubicka <jh@suse.cz>
7338 * cgraph.c (cgraph_node_name): Remove.
7339 (dump_cgraph_node): Use dump_symtab_base; reformat.
7340 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7341 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7343 (cgraph_node_name, varpool_node_name): Remove.
7344 (cgraph_node_asm_name, varpool_node_asm_name,
7345 cgraph_node_name, varpool_node_name): New.
7346 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7347 (TODO_dump_symtab): ... this one.
7348 * ipa-cp (pass_ipa_cp): Update.
7349 * ia-reference.c (generate_summary, read_write_all_from_decl,
7350 propagate, ipa_reference_read_optimization_summary): Update.
7351 * cgraphunit.c (cgraph_analyze_functions): Update.
7352 (cgraph_optimize): Update.
7353 * ipa-ref.c (ipa_dump_references): Update.
7354 (ipa_dump_refering): Update.
7355 * ipa-inline.c (pass_ipa_inline): Update.
7356 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7357 * ipa.c (pass_ipa_function_visibility,
7358 pass_ipa_whole_program_visibility): Update.
7359 * tree-sra.c (pass_early_ipa_sra): Update.
7360 * symtab.c: Include langhooks.h
7361 (symtab_node_asm_name): New.
7362 (symtab_node_name): New.
7363 (symtab_type_names): New static var.
7364 (dump_symtab_base): New.
7365 (dump_symtab_node, dump_symtab): New.
7366 (debug_symtab_node, debug_symtab): New.
7367 * tree-ssa-structalias.c: Dump symbol table.
7368 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7369 of TODO_dump_cgraph.
7370 * varpoo.c (varpool_node_name): Remove.
7371 (dump_varpool_node): Use dump_symtab_base; reformat.
7373 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7375 * doc/invoke.texi (Language Independent Options): @item should be
7378 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7381 * rtl.c (rtx_code_size): Handle ADDRESS.
7383 2012-04-17 Tom de Vries <tom@codesourcery.com>
7385 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7388 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/sync.md (atomic_<code><mode>): Rename to
7392 atomic_<logic><mode>.
7394 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7396 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7397 * alias.c (reg_base_value): Expand and update comment.
7398 (arg_base_value): New variable.
7399 (unique_id): Move up file.
7400 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7401 (find_base_value): Use arg_base_value and known_base_value_p.
7402 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7403 (find_base_term): Use known_base_value_p.
7404 (base_alias_check): Use unique_base_value_p.
7405 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7406 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7408 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7410 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7412 2012-04-17 Michael Matz <matz@suse.de>
7414 PR tree-optimization/18437
7415 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7416 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7417 (vect_check_strided_load): Declare.
7418 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7419 (vect_analyze_data_refs): Use it to accept strided loads.
7420 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7422 2012-04-17 Richard Guenther <rguenther@suse.de>
7425 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7426 loops when redirecting an entry or latch edge.
7428 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7430 * sel-sched.c (sel_global_init): Revert previous change.
7432 2012-04-17 Richard Guenther <rguenther@suse.de>
7434 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7435 * tree.h (array_at_struct_end_p): ... here.
7436 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7437 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7439 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7441 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7442 COST_TABLE): Remove.
7443 (estimate_case_costs): Remove.
7444 (expand_case): Do not call estimate_case_costs
7445 to set use_cost_table.
7446 (balance_case_nodes): Do not use use_cost_table.
7448 2012-04-16 Jan Hubicka <jh@suse.cz>
7450 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7451 (hash_node, eq_node): Remove.
7452 (cgraph_create_node): Do not handle hashtable.
7453 (cgraph_get_node): Remove.
7454 (cgraph_insert_node_to_hashtable): Remove.
7455 (hash_node_by_assembler_name): Remove.
7456 (eq_assembler_name): Remove.
7457 (cgraph_node_for_asm): Rewrite.
7458 (cgraph_find_replacement_node): Break out from ...
7459 (cgraph_remove_node): ... here; do not maintain hashtables.
7460 (change_decl_assembler_name): Remove.
7461 (cgraph_clone_node): Do not maintain hashtables.
7462 * cgraph.h (const_symtab_node): New typedef.
7463 (cgraph_insert_node_to_hashtable): Remove.
7464 (symtab_get_node, symtab_node_for_asm,
7465 symtab_insert_node_to_hashtable): Declare.
7466 (cgraph_find_replacement_node): Declare.
7467 (cgraph_get_node, varpool_get_node): Turn into inlines.
7468 (cgraph, varpool): Work sanely on NULL pointers.
7469 (FOR_EACH_SYMBOL): New walker.
7470 * ipa-inline-transform.c (save_inline_function_body): Use
7471 symtab_insert_node_to_hashtable.
7472 * symtab.c: Include ggc.h and diagnostics.h
7473 (symtab_hash, assembler_name_hash): New static vars;
7474 (hash_node, eq_node, hash_node_by_assembler_name,
7475 eq_assembler_name, insert_to_assembler_name_hash,
7476 unlink_from_assembler_name_hash): New.
7477 (symtab_register_node): Update hashtables.
7478 (symtab_insert_node_to_hashtable): New.
7479 (symtab_unregister_node): Update hashtables.
7480 (symtab_get_node): New.
7481 (symtab_node_for_asm): New.
7482 (change_decl_assembler_name): New.
7483 * Makefile.in (symtab.o): Needs GTY.
7484 * varpool.c (varpool_hash): Remove.
7485 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7486 (varpool_node): Rewrite using varpool_get_node.
7487 (varpool_remove_node): DO not maintain hashtables.
7488 (varpool_node_for_asm): Rewrite.
7490 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7492 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7493 when describing the current behavior of GCC.
7495 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7497 * genemit.c (gen_exp): Remove ADDRESS handling.
7498 * genoutput.c (scan_operands): Likewise.
7499 * genpeep.c (match_rtx): Likewise.
7500 * genrecog.c (add_to_sequence): Likewise.
7502 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7504 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7506 2012-04-16 Martin Jambor <mjambor@suse.cz>
7508 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7511 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7514 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7515 hints for 'A' operand types.
7517 2012-04-16 Jan Hubicka <jh@suse.cz>
7519 * cgraph.h (symtab_node_base): Add next and previous pointers.
7520 (cgraph_node): Remove next and preivous pointers.
7521 (varpool_node): Likewise; remove next/previous GTY marker;
7522 it is not type safe.
7523 (symtab_node_def): Update GTY marker
7524 (x_cgraph_nodes, cgraph_nodes): Remove.
7525 (symtab_nodes): New function.
7526 (cgraph_order): Rename to ...
7527 (symtab_order): ... this one.
7528 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7530 (x_varpool_nodes, varpool_nodes): Remove.
7531 (FOR_EACH_STATIC_VARIABLE): Update.
7532 (symtab_function_p, symtab_variable_p): New function.
7533 (FOR_EACH_VARIABLE): Update.
7534 (varpool_first_variable, varpool_next_variable): New functions.
7535 (FOR_EACH_VARIABLE): Update.
7536 (cgraph_first_defined_function): Update.
7537 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7538 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7539 (cgraph_first_function, cgraph_next_function): New.
7540 (FOR_EACH_FUNCTION): Update.
7541 (cgraph_first_function_with_gimple_body,
7542 cgraph_next_function_with_gimple_body): Update.
7543 * symtab.c: New file.
7544 * cgraph.c: Update copyright dates.
7545 (x_cgraph_nodes, cgraph_order): Remove.
7546 (NEXT_FREE_NODE): Update.
7547 (SET_NEXT_FREE_NODE): New.
7548 (cgraph_create_node_1): Remove common code.
7549 (cgraph_create_node): Remove common code; call symtab_register_node.
7550 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7551 (cgraph_add_asm_node): Update.
7552 (cgraph_clone_node): Register new node.
7553 * cgraphunit.c (process_function_and_variable_attributes): Update.
7554 (cgraph_analyze_functions): Update.
7555 (cgraph_analyze_functions): Update.
7556 (cgraph_output_in_order): Update.
7557 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7559 * ipa-inline.c (recursive_inlining): Update.
7560 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7561 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7562 * Makefile.in: Add symtab.o
7563 * varpool.c (x_varpool_nodes): Remove
7564 (varpool_node): Remove common code; call symtab_register_node.
7565 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7567 2012-04-16 Richard Guenther <rguenther@suse.de>
7570 * tree.h (VECTOR_CST_NELTS): Adjust.
7571 (struct tree_vector): Add explicit length field.
7572 (make_vector_stat): Declare.
7573 (make_vector): Define.
7574 * tree.c (make_vector_stat): New function.
7575 (build_vector_stat): Use it.
7576 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7578 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7580 PR tree-optimization/52976
7581 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7582 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7584 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7586 2012-04-16 Jan Hubicka <jh@suse.cz>
7588 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7590 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7591 walkers to walk cgraph and varpool.
7592 * cgraph.c (cgraph_node_for_asm): Likewise.
7593 (dump_cgraph): Likewise.
7594 * value-prof.c (init_node_map): Likewise.
7595 * tree.c (free_lang_data_in_cgraph): Likewise.
7596 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7597 * ipa-reference.c (generate_summary, propagate): Likewise.
7598 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7599 cgraph_mark_functions_to_output, cgraph_output_in_order,
7600 output_weakrefs, cgraph_materialize_all_clones,
7601 cgraph_optimize): Likewise.
7602 * lto-cgraph.c (merge_profile_summaries): Likewise.
7603 (input_cgraph): Likewise.
7604 * ipa-pure-const.c (generate_summary): Likewise.
7605 (propagate): Likwise.
7606 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7607 (ipa_free_postorder_info): Likewise.
7608 (ipa_reverse_postorder): Likewise.
7609 * ipa-inline.c (ipa_inline): Likewise.
7610 * matrix-reorg.c (find_matrices_decl): Likewise.
7611 (matrix_reorg): Likewise.
7612 * tree-vectorizer.c (increase_alignment): Likewise.
7613 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7614 (function_and_variable_visibility): Likewise.
7615 (whole_program_function_and_variable_visibility): Likewise.
7616 (ipa_cdtor_merge): Likewise.
7617 * trans-mem.c (ipa_tm_execute): Likewise.
7618 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7619 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7620 (ipa_print_all_params): Likewise.
7621 (ipa_update_after_lto_read): Likewise.
7622 * tree-profie.c (tree_profiling): Likewise.
7623 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7624 * passes.c (dump_passes): Likewise.
7625 (do_per_function): Likewise.
7626 (ipa_write_summaries): Likewise.
7627 * varpool.c (dump_varpool): Likewise.
7628 (varpool_node_for_asm): Likewise.
7629 (varpool_assemble_pending_decls): Likewise.
7631 2012-04-16 Richard Guenther <rguenther@suse.de>
7633 PR tree-optimization/52975
7634 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7635 condition but always mark it with TRUTH_NOT_EXPR.
7637 2012-04-16 Richard Guenther <rguenther@suse.de>
7639 PR tree-optimization/52975
7640 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7641 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7642 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7643 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7645 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7647 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7648 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7649 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7650 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7651 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7652 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7653 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7655 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7656 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7657 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7658 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7659 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7660 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7662 (xop_plus): New code iterator.
7663 (macs): New code attribute.
7665 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
7666 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
7668 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
7669 xop_plus code iterator.
7670 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
7671 xop_plus code iterator.
7672 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
7673 xop_plus code iterator.
7674 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
7675 xop_plus code iterator.
7677 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
7678 any_extend code iterator.
7679 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
7680 any_extend code iterator.
7681 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
7682 any_extend code iterator.
7683 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
7684 any_extend code iterator.
7685 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
7686 any_extend code iterator.
7687 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
7688 any_extend code iterator.
7690 2012-04-14 Tom de Vries <tom@codesourcery.com>
7692 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
7693 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
7694 DELETED_LABEL note, and move it to ...
7695 * cfgrtl.c (delete_insn): ... here. Change return type to void.
7696 (delete_insn_and_edges): Likewise.
7697 (delete_insn_chain): Handle new return type of delete_insn. Delete
7698 chain backwards rather than forwards.
7699 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
7701 * cfglayout.c (fixup_reorder_chain): Delete unused label.
7703 2012-04-14 Jan Hubicka <jh@suse.cz>
7705 * cgraph.h: Update copyrights;
7706 (symtab_node): Turn to union typedef.
7707 (symtab_node_base): New structure.
7708 (symtab_type): Add SYMTAB_SYMBOL tag.
7709 (cgraph_node): Annotate some pinters with nested_ptr.
7710 (varpool_node): Likewise.
7711 (cgraph_local_info): Remove lto_file_data
7712 and externally_visible.
7713 (cgraph_node): Remove decl; same_comdat_group list;
7714 aux; ref_list; order; address_taken; reachable_from_other_parittion,
7715 in_other_partition; resolution.
7716 (varpool_node): Remove decl; same_comdat_group;
7717 ref_list; lto_file_data; aux; order; resolution; externally_visible;
7718 used_from_other_partition; in_other_partition.
7719 (symtab_node_def): New union.
7720 (cgraph, varpool): Update.
7721 (varpool_first_static_initializer, varpool_next_static_initializer,
7722 cgraph_only_called_directly_or_aliased_p,
7723 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
7724 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
7725 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
7727 * cgraph.c: Likewise.
7728 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
7729 * cgraphbuild.c: Likewise.
7730 * lto-symtab.c: Likewise.
7731 * c-gimplify.c: Likewise.
7732 * value-prof.c: Likewise.
7734 * ipa-cp.c: Likewise.
7735 * tree-emutls.c: Likewise.
7736 * ipa-inline-transform.c: Likwise.
7737 * ipa-reference.c: Likewise.
7738 * cgraphunit.c: Likewise.
7739 * ipa-ref.c: Likewise.
7740 * lto-cgraph.c: Likewise.
7741 * ipa-ref-inline.h: Likewise.
7742 * ipa-pure-const.c: Likewise.
7743 * lto-streamer-out.c: Likewise.
7744 * ipa-utils.c: Likewise.
7745 * ipa-inline.c: Likewise.
7746 * matrix-reorg.c: Likewise.
7747 * tree-eh.c: Likewise.
7748 * tree-vectorizer.c: Likewise.
7749 * ipa-split.c: Likewise.
7751 * trans-mem.c: Likewise.
7752 * ipa-inline-analysis.c: Likewise.
7753 * gimplify.c: Likewise.
7754 * cfgexpand.c: Likewise.
7755 * tree-sra.c: Likewise.
7756 * ipa-prop.c: Likewise.
7757 * varasm.c: Likewise.
7758 * tree-nested.c: Likewise.
7759 * tree-inline.c: Likewise.
7760 * tree-profile.c: Likewise.
7761 * tree-ssa-structalias.c: Likewise.
7762 * passes.c: Likewise.
7763 * varpool.c: Likewise.
7765 2012-04-14 Tom de Vries <tom@codesourcery.com>
7767 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
7768 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
7769 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
7771 (gsi_advance_fw_nondebug_nonlocal): New function.
7772 (local_def): Removed function.
7773 (same_succ_hash): Use stmt_local_def.
7774 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
7775 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
7777 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
7779 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
7780 and __ILP32__ for x32.
7782 2012-04-13 Martin Jambor <mjambor@suse.cz>
7785 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
7786 fold_ctor_reference returns a zero constant.
7788 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
7790 * config.gcc: Add i386/gnu-user-common.h before all
7791 i386/gnu-user.h and i386/gnu-user64.h usages.
7793 * config/i386/gnu-user-common.h: New.
7795 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
7796 (CC1_SPEC): Likewise.
7797 (ENDFILE_SPEC): Likewise.
7798 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
7799 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
7800 (TARGET_OS_CPP_BUILTINS): Likewise.
7801 (LIBGCC2_HAS_TF_MODE): Likewise.
7802 (LIBGCC2_TF_CEXT): Likewise.
7803 (TF_SIZE): Likewise.
7804 (TARGET_ASM_FILE_END): Likewise.
7805 (STACK_CHECK_MOVING_SP): Likewise.
7806 (STACK_CHECK_STATIC_BUILTIN): Likewise.
7807 * config/i386/gnu-user64.h: Likewise.
7809 2012-04-13 Martin Jambor <mjambor@suse.cz>
7811 * expr.c (expand_expr_real_1): Pass type, not the expression, to
7812 set_mem_attributes for a memory temporary. Do not call the function
7813 for the memory temporary created for a bitfield.
7815 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7818 * df.h (enum debug_temp_where): New.
7819 (dead_debug_init, dead_debug_finish) Declare.
7820 (dead_debug_add, dead_debug_insert_temp): Declare.
7821 (struct dead_debug_use, struct dead_debug): Moved from...
7822 * df-problems.c: ... here.
7823 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
7825 (df_create_unused_note): Likewise.
7826 (df_set_dead_notes_for_mw): Move comment where it belongs.
7827 (dead_debug_init): Export.
7828 (dead_debug_reset_uses): New, factored out of...
7829 (dead_debug_finish): ...this. Export.
7830 (dead_debug_reset): Remove.
7831 (dead_debug_add): Export.
7832 (dead_debug_insert_before): Rename to...
7833 (dead_debug_insert_temp): ... this. Add where argument. Export.
7834 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
7835 Return insertion count.
7836 (df_note_bb_compute): Adjust.
7837 * dce.c (word_dce_process_block): Adjust dead debug uses.
7838 (dce_process_block): Likewise.
7840 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7842 * df-problems.c (df_note_bb_compute): Do not take note of
7843 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
7845 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7848 * var-tracking.c (expand_depth): New type.
7849 (onepart_aux, expand_loc_callback_data): Change depth type to it.
7850 (loc_exp_dep_alloc): Adjust initializer.
7851 (update_depth): Use new type. Add entryvals.
7852 (vt_expand_var_loc_chain): Take note of expansions with
7853 ENTRY_VALUEs, but don't accept them right away. Run an optional
7854 second pass accepting the minimum ENTRY_VALUE count found in the
7856 (vt_expand_loc_callback, INIT_ELCD): Adjust.
7858 2012-04-13 Tom de Vries <tom@codesourcery.com>
7860 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
7861 parameters vuse and vuse_escaped.
7862 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
7863 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
7866 2012-04-13 Richard Guenther <rguenther@suse.de>
7868 PR tree-optimization/52969
7869 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
7870 the condition for the COND_EXPR and handle predicate negation
7871 by swapping the COND_EXPR arms.
7873 2012-04-13 Nick Clifton <nickc@redhat.com>
7875 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
7876 TODO_dump_func flag.
7878 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
7880 PR rtl-optimization/52203
7881 PR rtl-optimization/52715
7883 Revert the 2012-03-07 fix for PR 52203.
7884 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
7885 the insn does not modify DFA right before issuing, adjust
7886 issue_rate accordingly.
7888 2012-04-13 Richard Guenther <rguenther@suse.de>
7891 * c-typeck.c (pointer_diff): Remove bogus assert.
7893 2012-04-13 Richard Guenther <rguenther@suse.de>
7896 * convert.c (convert_to_pointer): Remove special-casing of zero.
7898 2012-04-13 Joey Ye <joey.ye@arm.com>
7900 * config/arm/constraints.md (Pe): New constraint.
7901 * config/arm/arm.md: New split for imm 256-510.
7903 2012-04-13 Terry Guo <terry.guo@arm.com>
7905 * config/arm/arm-cores.def: Added core cortex-m0plus.
7906 * config/arm/arm-tune.md: Regenerated.
7907 * config/arm/arm-tables.opt: Regenerated.
7908 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
7910 2012-04-13 Alan Modra <amodra@gmail.com>
7913 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
7914 tie regs on destination of sets. Delete forward declaration.
7915 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
7916 (rs6000_emit_prologue): Likewise.
7917 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
7919 (is_mem_ref): Use tie_operand to recognise stack ties.
7920 * config/rs6000/predicates.md (tie_operand): New.
7921 * config/rs6000/rs6000.md (restore_stack_block): Generate new
7923 (restore_stack_nonlocal): Likewise.
7924 (stack_tie): Update.
7925 (frame_tie): Delete.
7927 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7929 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
7930 HOST_WIDE_INT_PRINT_DEC in format strings.
7932 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
7935 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
7936 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
7937 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
7938 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
7939 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
7940 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
7941 avx2_permvarv8si using VI4F_256 mode iterator.
7942 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
7943 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
7944 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
7945 gen_avx2_permvarv8sf.
7946 (expand_vec_perm_pshufb): Ditto.
7948 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7951 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
7952 the list of options to enable the FCFID instruction.
7953 (TARGET_EXTRA_BUILTINS): Adjust comment.
7955 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7957 PR tree-optimization/18589
7958 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
7959 (operand_entry): Add count field.
7960 (add_repeat_to_ops_vec): New function.
7961 (completely_remove_stmt): Likewise.
7962 (remove_def_if_absorbed_call): Likewise.
7963 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
7964 (acceptable_pow_call): New function.
7965 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
7966 entries with repeat counts when found.
7967 (repeat_factor_d): New struct and associated typedefs.
7968 (repeat_factor_vec): New static vector variable.
7969 (compare_repeat_factors): New function.
7970 (get_reassoc_pow_ssa_name): Likewise.
7971 (attempt_builtin_powi): Likewise.
7972 (reassociate_bb): Call attempt_builtin_powi.
7973 (fini_reassoc): Two new calls to statistics_counter_event.
7975 2012-04-12 Richard Guenther <rguenther@suse.de>
7977 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
7978 * cgraph.h (tree_rest_of_compilation): Remove.
7979 * cgraph.c (cgraph_add_new_function): Move ...
7980 * cgraphunit.c (cgraph_add_new_function): ... here.
7981 (tree_rest_of_compilation): Make static.
7982 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
7983 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
7984 gate_all_early_local_passes, execute_all_early_local_passes,
7985 pass_early_local_passes, gate_all_early_optimizations,
7986 pass_all_early_optimizations): Move ...
7987 * passes.c (gate_all_optimizations, pass_all_optimizations,
7988 gate_all_early_local_passes, execute_all_early_local_passes,
7989 pass_early_local_passes, gate_all_early_optimizations,
7990 pass_all_early_optimizations): ... here.
7991 * tree-optimize.c (execute_free_datastructures): Remove.
7992 * tree-flow.h (execute_free_datastructures): Remove.
7993 * tree-optimize.c (execute_init_datastructures,
7994 pass_init_datastructures): Move ...
7995 * tree-ssa.c (execute_init_datastructures,
7996 pass_init_datastructures): ... here.
7997 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
7998 execute_free_datastructures.
8000 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8002 * dbgcnt.def (ira_move): New counter.
8003 * ira-int.h (ira_create_new_reg): Declare function.
8004 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8005 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8006 no longer static. All callers changed.
8007 * ira.c: Include "dbgcnt.h".
8008 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8009 move_unallocated_pseudos): New static functions.
8010 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8011 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8012 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8013 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8014 to the pseudos generated in find_moveable_pseudos.
8015 * Makefile.in (ira.o): Add $(DBGCNT_H).
8017 2012-04-12 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/52943
8020 * tree-chrec.h (chrec_is_positive): Remove.
8021 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8022 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8023 Return false for a constant zero instead of negative.
8024 (analyze_siv_subscript_cst_affine): Handle zero difference
8025 in the initial condition explicitely.
8027 2012-04-12 Richard Guenther <rguenther@suse.de>
8029 * tree-parloops.c (parallelize_loops): Also consult the upper
8030 bound for the number of iterations.
8031 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8032 (loop_prefetch_arrays): Likewise.
8034 2012-04-12 Richard Guenther <rguenther@suse.de>
8036 * cfgloop.h (estimated_loop_iterations_int): Ditch
8037 'conservative' parameter.
8038 (max_stmt_executions_int): Likewise.
8039 (estimated_loop_iterations): Likewise.
8040 (max_stmt_executions): Likewise.
8041 (max_loop_iterations): Declare.
8042 (max_loop_iterations_int): Likewise.
8043 (estimated_stmt_executions): Likewise.
8044 (estimated_stmt_executions_int): Likewise.
8045 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8047 (max_loop_iterations): ... this.
8048 (estimated_loop_iterations_int): Split parts to ...
8049 (max_loop_iterations_int): ... this.
8050 (max_stmt_executions_int): Split parts to ...
8051 (estimated_stmt_executions_int): ... this.
8052 (max_stmt_executions): Split parts to ...
8053 (estimated_stmt_executions): ... this.
8054 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8055 * predict.c (predict_loops): Likewise.
8056 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8057 (analyze_siv_subscript_cst_affine): Likewise.
8058 (compute_overlap_steps_for_affine_1_2): Likewise.
8059 (analyze_subscript_affine_affine): Likewise.
8060 (init_omega_for_ddr_1): Likewise.
8061 * tree-parloops.c (parallelize_loops): Likewise.
8062 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8063 (may_eliminate_iv): Likewise.
8064 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8065 (loop_prefetch_arrays): Likewise.
8066 * tree-vrp.c (adjust_range_with_scev): Likewise.
8068 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8070 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8071 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8073 (dump_table): Use bool type for need_align and have_df variables.
8074 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8075 (regs_used): Remove register modifier.
8076 (barrier_align): Move variables slot, credit, jump_to_next
8077 into if block above for loop. Use bool type for jump_to_next.
8078 (sh_function_arg): Use NULL_RTX instead of 0.
8080 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8082 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8083 (bswapsi2): New expander.
8085 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8087 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8088 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8090 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8092 PR rtl-optimization/52876
8093 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8094 Don't call mark_reg_pointer for incompatible pointer sign extension.
8096 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8099 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8101 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8102 comparisons against TYPE_PRECISION.
8103 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8105 2012-04-11 Xinliang David Li <davidxl@google.com>
8107 * tree-passes.h: Remove TODO_dump_func.
8108 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8109 * trans-mem.c: Remove TODO_dump_func.
8110 * ira.c: Remove TODO_dump_func.
8112 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8114 * config/i386/i386.c (ix86_option_override_internal): Check
8115 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8116 after TARGET_64BIT is updated.
8118 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8120 * config/sh/sh.h: Remove old secondary reload code.
8122 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8124 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8125 (ready_reorder): ... this function.
8127 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8129 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8132 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8133 insns so that no other insn is queued for a time before them.
8135 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8138 2012-04-11 Richard Guenther <rguenther@suse.de>
8141 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8142 consider loop nesting.
8143 (evolution_function_is_univariate_p): Properly check the remainder
8146 2012-04-11 Richard Guenther <rguenther@suse.de>
8149 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8151 2012-04-11 Nick Clifton <nickc@redhat.com>
8153 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8154 information, if requested.
8156 * config/rx/rx.c (rx_expand_prologue): Likewise.
8158 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8159 Michael Matz <matz@suse.de>
8162 * rtlanal.c (unsigned_reg_p): New function.
8163 Update copyright notice dates.
8164 * rtl.h (unsigned_reg_p): Prototype it.
8165 Update copyright notice dates.
8166 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8168 * expr.c (expand_expr_real_1): Set register attributes.
8169 * stmt.c (expand_case): Likewise.
8171 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8174 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8175 consider_sh2a and allow_zero.
8176 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8177 (disp_addr_displacement): New function.
8178 (sh_address_cost): Use disp_addr_displacement function instead
8179 of DISP_ADDR_OFFSET.
8180 (sh_legitimate_address_p): Adapt to changed
8181 sh_legitimate_index_p declaration.
8182 (sh_find_mov_disp_adjust): Remove HImode check.
8183 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8184 disp_addr_displacement and max_mov_insn_displacement.
8185 (max_mov_insn_displacement): Remove HImode check.
8186 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8187 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8188 * config/sh/constraints.md (K05, K13): New constraints.
8189 (K12): Correct comment.
8190 (Sdd): Do not use DISP_ADDR_P macro.
8191 (Snd, Sbw): Use satisfies_constraint_Sdd.
8192 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8193 (*extendhisi2_compact, movhi_i): Remove.
8194 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8195 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8196 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8197 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8198 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8199 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8200 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8202 Add new peepholes for HImode displacement addressing.
8204 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8206 * config/sh/sh.h (SIDI_OFF): Remove.
8207 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8208 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8211 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8214 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8215 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8216 * doc/md.texi (Standard Names): Add bswap.
8217 * builtin-types.def (BT_UINT16): New primitive type.
8218 (BT_FN_UINT16_UINT16): New function type.
8219 * builtins.def (BUILT_IN_BSWAP16): New.
8220 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8221 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8222 expand_builtin_bswap.
8223 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8224 (fold_builtin_1): Likewise.
8225 (is_inexpensive_builtin): Likewise.
8226 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8227 missing bits for bswap to libcall code.
8228 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8229 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8230 (uint16_type_node): New define.
8231 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8232 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8234 (rs6000_init_builtins): Likewise.
8235 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8237 2012-04-11 Tristan Gingold <gingold@adacore.com>
8239 * doc/extend.texi (Type Attributes): Move paragraph.
8241 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8244 * diagnostic.h (show_caret): Declare.
8245 (caret_max_width): Declare.
8246 (diagnostic_show_locus): Declare.
8247 * diagnostic.c (diagnostic_initialize): Initialize to false.
8248 (diagnostic_show_locus): New.
8249 (diagnostic_report_diagnostic): Call it.
8250 (getenv_columns): New.
8252 (diagnostic_set_caret_max_width): New.
8253 * input.c (read_line): New.
8254 (location_get_source_line): New.
8255 * input.h (location_get_source_line): Declare.
8256 * toplev.c (general_init): Initialize show_caret from options.
8257 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8258 * opts.c (common_handle_option): Likewise.
8259 * pretty-print.h (pp_get_prefix): New.
8260 (pp_base_get_prefix): New.
8261 * common.opt (fdiagnostics-show-caret): New option.
8262 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8264 2012-04-11 Richard Guenther <rguenther@suse.de>
8266 PR rtl-optimization/52881
8267 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8269 2012-04-11 Richard Guenther <rguenther@suse.de>
8271 PR tree-optimization/52912
8272 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8273 manipulation code we are threading through a loop header
8274 to an exit destination.
8276 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8278 * tree.h (warn_if_unused_value): Move declaration from here.
8279 * stmt.c (warn_if_unused_value): Move definition from here.
8281 2012-04-10 Michael Matz <matz@suse.de>
8283 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8285 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8286 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8287 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8288 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8289 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8290 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8291 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8292 (vect_record_strided_load_vectors): Rename to
8293 vect_record_grouped_load_vectors.
8294 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8295 Rename use of above macros.
8296 (vect_verify_datarefs_alignment): Ditto.
8297 (vector_alignment_reachable_p): Ditto.
8298 (vect_peeling_hash_get_lowest_cost): Ditto.
8299 (vect_enhance_data_refs_alignment): Ditto.
8300 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8301 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8302 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8303 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8304 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8305 (vect_record_strided_load_vectors): Rename to
8306 vect_record_grouped_load_vectors.
8307 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8308 (destroy_loop_vec_info): Ditto.
8309 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8310 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8311 (vect_analyze_slp): Ditto.
8312 (new_bb_vec_info): Ditto.
8313 (destroy_bb_vec_info): Ditto.
8314 (vect_schedule_slp_instance): Ditto and rename strided_store to
8316 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8317 vect_cost_group_size.
8318 (vect_model_store_cost): Rename use of above macros and call
8319 to vect_cost_strided_group_size.
8320 (vect_model_load_cost): Ditto.
8321 (vectorizable_store): Ditto, rename strided_store to grouped_store
8322 and calls to renamed tree-vectorizer.h functions.
8323 (vectorizable_load): Ditto.
8324 (vect_transform_stmt): Rename use of above macros and strided_store
8327 2012-04-10 Jan Hubicka <jh@suse.cz>
8329 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8330 (symtab_type): New enum.
8331 (symtab_node): New structure.
8332 (cgraph_node, varpool_node): Add symbol base type.
8333 (cgraph, varpool): New accestor functions.
8334 * cgraph.c (cgraph_create_node_1): Set symbol type.
8335 * varpool.c (varpool_node): Set symbol type.
8337 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8338 Richard Sandiford <rdsandiford@googlemail.com>
8340 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8342 2012-04-10 Richard Guenther <rguenther@suse.de>
8345 * gimple-low.c (gimple_check_call_args): Properly account for
8346 compatible aggregate types.
8348 2012-04-10 Richard Guenther <rguenther@suse.de>
8350 * toplev.h (tree_rest_of_compilation): Remove.
8351 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8352 * cgraph.h (tree_rest_of_compilation): Declare.
8353 * tree-optimize.c (tree_rest_of_compilation): Move ...
8354 * cgraphunit.c (tree_rest_of_compilation): ... here.
8355 * cgraph.c (cgraph_add_new_function): Adjust.
8356 * Makefile.in (tree-optimize.o): Adjust.
8357 (cgraphunit.o): Likewise.
8359 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8361 PR tree-optimization/52870
8362 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8363 presumed pattern statement is within the same loop or basic block.
8365 2012-04-10 Tristan Gingold <gingold@adacore.com>
8367 * gengtype.c (main): Make uintptr_t a known type.
8369 2012-04-10 Richard Guenther <rguenther@suse.de>
8371 * tree-pass.h (tree_lowering_passes): Remove.
8372 * tree-optimize.c (tree_lowering_passes): Remove.
8373 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8374 of tree_lowering_passes, avoid redundant call of early local passes.
8375 * cgraphunit.c (cgraph_lower_function): Fold into ...
8376 (cgraph_analyze_function): ... its single caller. Inline
8377 relevant parts of tree_lowering_passes.
8379 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8382 * config/pa/pa.opt: Remove SIO and GNU_LD.
8384 2012-04-09 Jan Hubicka <jh@suse.cz>
8389 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8390 boundary, add its target too.
8391 * lto.c (add_references_to_partition): Add also aliased nodes.
8392 (add_cgraph_node_to_partition,
8393 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8394 when adding alias, add also the aliased object.
8396 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8399 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8400 VOIDmode immediate operands.
8401 * config/i386/constraints.md (Wz): New constraint.
8402 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8404 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8407 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8408 the DECL generated for the special GOT helper.
8410 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8412 * config/sh/constraints.md: Update list of constraints in
8414 (Sr0): Remove unused memory constraint.
8416 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8418 * tree-pretty-print.h: Update comment.
8420 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8422 * config/sh/sh.md: Use braced string notation where applicable.
8423 (*prefetch_i4, prefetch_m2a): Merge into ...
8424 (*prefetch): ... this new insn.
8426 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8428 * config/sh/sh.h (high_life_started): Remove
8429 * config/sh/predicates.md (general_movdst_operand): Use
8430 'reload_in_progress' instead of 'high_life_started'.
8431 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8432 divsi_inv_fp): Likewise.
8434 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8436 * config/sh/sh-protos.h (prepare_move_operands): Return void
8438 * config/sh/sh.c (prepare_move_operands): Likewise.
8439 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8441 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8443 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8444 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8445 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8446 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8447 commutative_float_operator, noncommutative_float_operator,
8448 sh_handle_pragma): Remove.
8450 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8452 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8453 Use @option markup on command-line options. Use @samp markup on
8454 literal keywords to options. Use @code markup on code fragments.
8455 Use other markup in preference to quotation marks in the text.
8456 Add markup to some passages without any.
8458 2012-04-06 Mike Stump <mikestump@comcast.net>
8460 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8462 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8464 * config/sh/sh.c (hi_const): Remove.
8465 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8468 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8470 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8472 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8473 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8474 calling sh_expand_t_scc.
8476 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8478 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8479 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8480 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8481 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8482 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8483 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8484 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8485 sh2a_is_function_vector_call): Use bool as return type.
8486 (sh_pass_in_reg_p): Remove.
8487 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8488 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8489 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8490 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8491 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8492 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8493 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8494 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8495 sh_loads_bankedreg_p): Use bool as return type.
8496 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8497 'register' modifier.
8499 2012-04-06 Matt Turner <mattst88@gmail.com>
8501 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8503 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8505 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8506 of the destination isn't also a FP_REGS register.
8508 2012-04-05 Teresa Johnson <tejohnson@google.com>
8509 H.J. Lu <hongjiu.lu@intel.com>
8511 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8512 * config/i386/i386.md (move immediate to memory peephole2):
8513 Add cases for HImode move when LCP stall avoidance is needed.
8514 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8515 X86_TUNE_LCP_STALL entry.
8517 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8520 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8521 CONST_INT operands, zero-extended with AND.
8523 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8526 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8527 first argument instead of mode size. Move displacement calculations
8529 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8530 ... these new functions.
8531 (disp_adjust): Remove max_mov_disp field.
8532 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8533 mov_insn_alignment_mask.
8534 (sh_address_cost): Use max_mov_insn_displacement.
8536 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8538 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8539 (arch_enabled): Handle new arch types.
8540 (one_cmpldi2): Add NEON support.
8542 2012-04-05 Richard Guenther <rguenther@suse.de>
8544 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8545 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8546 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8547 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8548 ... here and make static.
8549 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8552 2012-04-05 Richard Guenther <rguenther@suse.de>
8554 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8555 basic-block before removing it.
8557 2012-04-05 Richard Guenther <rguenther@suse.de>
8559 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8560 version namespace as we release the freelist.
8562 2012-04-05 Richard Guenther <rguenther@suse.de>
8564 * tree-nrv.c (tree_nrv): Release VDEFs.
8565 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8566 (sra_modify_assign): Likewise.
8567 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8568 * tree-vect-loop.c (vect_transform_loop): Likewise.
8569 * tree-ssa-dom.c (optimize_stmt): Likewise.
8570 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8571 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8573 2012-04-05 Richard Guenther <rguenther@suse.de>
8575 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8577 * gimple.h (gsi_remove): Adjust.
8578 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8579 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8580 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8581 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8582 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8583 * tree-ssa-pre.c (eliminate): Likewise.
8585 2012-04-04 Mike Stump <mikestump@comcast.net>
8587 * doc/rtl.texi (const_double): Document as sign-extending.
8588 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8589 * emit-rtl.c (immed_double_int_const): Refine to state the
8591 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8592 CONST_DOUBLE integers.
8593 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8594 negative values are converted. Fix conversions bigger than
8595 HOST_BITS_PER_WIDE_INT.
8596 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8597 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8598 * explow.c (plus_constant_mode): Add.
8599 (plus_constant): Implement with plus_constant_mode.
8600 * rtl.h (plus_constant_mode): Add.
8602 2012-04-04 Richard Guenther <rguenther@suse.de>
8604 PR tree-optimization/52808
8605 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8606 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8608 2012-04-04 Tristan Gingold <gingold@adacore.com>
8610 * expr.c (expand_expr_real_2): Handle larger sizetype in
8613 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8615 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8616 to m2a-single instead of m2e.
8618 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8620 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8621 Change type of BITOFFSET to signed. Make sure the lower bound of
8622 the computed range is non-negative by adjusting OFFSET and BITPOS.
8623 (expand_assignment): Adjust call to get_bit_range.
8625 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8627 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8628 New function. Added to check monitor functions.
8629 (h8300_option_override): Modified to generate error/warning
8630 messages for invalid combinations of different command line
8632 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8633 save EXR on stack for monitor function in case of H8S target
8634 when "-mno-exr" is passed.
8635 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8637 * doc/invoke.texi: Document H8S options.
8639 2012-04-03 Tristan Gingold <gingold@adacore.com>
8641 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8642 of gcc_AC_FUNC_MMAP_BLACKLIST.
8643 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8644 * Makefile.in (aclocal_deps): Add mmap.m4.
8645 * configure: Regenerate.
8646 * aclocal.m4: Regenerate.
8648 2012-04-03 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/52808
8651 * tracer.c (tail_duplicate): Return whether we have duplicated
8653 (tracer): If we have duplicated any block, cleanup the CFG.
8654 * cfghooks.c (duplicate_block): If we duplicated a loop
8655 header but not its loop, destroy the loop because it now has
8657 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8658 the cfg manipulation routines we are not creating a multiple
8661 2012-04-03 Tristan Gingold <gingold@adacore.com>
8663 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
8665 (vms_c_common_override_options): Allow parameterless variadic
8668 2012-04-03 Jakub Jelinek <jakub@redhat.com>
8670 PR tree-optimization/52835
8671 * tree-data-ref.c (build_rdg): Return NULL if
8672 compute_data_dependences_for_loop failed.
8674 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8676 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
8677 for REAL_CST as well.
8678 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
8679 In the bitfield case, if the value is a REAL_CST, convert it first to
8682 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
8684 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
8685 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
8686 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
8688 * config/i386/biarchx32.h: New.
8690 2012-04-02 Anatoly Sokolov <aesok@post.ru>
8692 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
8693 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8694 (arm_preferred_reload_class): New function.
8696 2012-04-02 Richard Guenther <rguenther@suse.de>
8698 PR tree-optimization/52756
8699 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
8700 (thread_through_loop_header): After threading through the loop latch
8701 remove the split part from the loop and clear further threading
8702 opportunities that would create a multiple entry loop.
8704 2012-04-02 Richard Guenther <rguenther@suse.de>
8706 PR rtl-optimization/52800
8707 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
8708 CLEANUP_CFG_CHANGED.
8710 2012-04-02 Richard Guenther <rguenther@suse.de>
8713 * loop-init.c (gate_handle_loop2): Destroy loops here if
8714 we don't enter RTL loop optimizers.
8716 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
8719 2012-03-29 Richard Guenther <rguenther@suse.de>
8721 * rtl.h (extended_count): Remove.
8722 * combine.c (extended_count): Remove.
8724 2012-04-02 Dodji Seketeli <dodji@redhat.com>
8727 * pt.c (more_specialized_fn): Don't apply decay conversion to
8728 types of function parameters.
8730 2012-04-02 Tristan Gingold <gingold@adacore.com>
8732 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
8733 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
8734 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
8735 (ggc_pch_this_base): Use uintptr_t instead of size_t.
8737 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
8740 * config/i386/i386.c (ix86_option_override_internal): Don't
8741 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
8743 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
8745 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
8746 (stmt_can_make_abnormal_goto): Use it.
8747 (is_ctrl_altering_stmt): Likewise.
8749 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
8750 Kaz Kojima <kkojima@gcc.gnu.org>
8752 * config/sh/sh.c (push_regs): Skip banked registers when
8753 resbank attribute is specified.
8754 (sh_expand_epilogue): Likewise.
8756 2012-03-30 Richard Henderson <rth@redhat.com>
8759 * combine-stack-adj.c (prev_active_insn_bb): New.
8760 (next_active_insn_bb): New.
8761 (force_move_args_size_note): New.
8762 (combine_stack_adjustments_for_block): Use it.
8764 2012-03-30 Richard Henderson <rth@redhat.com>
8766 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
8767 (ix86_expand_vector_init_duplicate): Initialize it.
8768 (expand_vec_perm_palignr): Likewise.
8769 (ix86_expand_vec_perm_const): Likewise.
8770 (ix86_vectorize_vec_perm_const_ok): Likewise.
8771 (expand_vec_perm_blend): Use it.
8772 (expand_vec_perm_vpermil): Likewise.
8773 (expand_vec_perm_pshufb): Likewise.
8774 (expand_vec_perm_1): Likewise.
8775 (expand_vec_perm_pshuflw_pshufhw): Likewise.
8776 (expand_vec_perm_interleave2): Likewise.
8777 (expand_vec_perm_vpermq_perm_1): Likewise.
8778 (expand_vec_perm_vperm2f128): Likewise.
8779 (expand_vec_perm_interleave3): Likewise.
8780 (expand_vec_perm_vperm2f128_vblend): Likewise.
8781 (expand_vec_perm_vpshufb2_vpermq): Likewise.
8782 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
8783 (expand_vec_perm_broadcast): Likewise.
8784 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
8786 2012-03-30 Richard Henderson <rth@redhat.com>
8788 * dwarf2out.c (gen_variable_die): Initialize off.
8790 2012-03-30 Tristan Gingold <gingold@adacore.com>
8792 * config/vms/vms-f.c: New file.
8793 * config/vms/t-vms (vms-f.o): New rule.
8794 * config.gcc (*-*-*vms*): Define fortran_target_objs.
8796 2012-03-30 Richard Guenther <rguenther@suse.de>
8798 PR tree-optimization/52754
8799 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8800 propagate arbitrary addresses into really plain dereferences.
8802 2012-03-30 Richard Guenther <rguenther@suse.de>
8805 * except.c (emit_to_new_bb_before): Move loop updating ...
8806 (dw2_build_landing_pads): ... here. Use a proper block for
8807 querying the loop father.
8809 2012-03-30 Tristan Gingold <gingold@adacore.com>
8811 * config/ia64/ia64.c (ia64_section_type_flags): Remove
8812 common_object attribute handling.
8813 (SECTION_VMS_OVERLAY): Remove
8814 (ia64_vms_common_object_attribute): Replace abort with an assert.
8815 Do not set DECL_SECTION_NAME.
8816 (ia64_vms_output_aligned_decl_common): Handle common_object
8818 (ia64_vms_elf_asm_named_section): Remove.
8819 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
8821 2012-03-30 Richard Guenther <rguenther@suse.de>
8824 * double-int.c (rshift_double): Remove not needed cast.
8826 2012-03-30 Richard Guenther <rguenther@suse.de>
8828 * tree-affine.h (print_aff): Remove.
8829 * tree-affine.c (print_aff): Make static.
8830 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
8831 (get_references_in_stmt): Likewise.
8832 (print_direction_vector): Likewise.
8833 (print_dir_vectors): Likewise.
8834 (print_dist_vectors): Likewise.
8835 (dump_subscript): Likewise.
8836 (dump_ddrs): Likewise.
8837 (dump_dist_dir_vectors): Likewise.
8838 (dump_data_references): Likewise.
8839 (dump_data_dependence_relation): Likewise.
8840 (dump_data_dependence_direction): Likewise.
8841 (dump_rdg_vertex): Likewise.
8842 (dump_rdg_component): Likewise.
8843 (debug_ddrs): Declare.
8844 (struct data_ref_loc_d): Move ...
8845 * tree-data-ref.c (struct data_ref_loc_d): ... here.
8846 (get_references_in_stmt): Make static.
8847 (dump_data_references): Likewise.
8848 (dump_subscript): Likewise.
8849 (print_direction_vector): Likewise.
8850 (print_dir_vectors): Likewise.
8851 (print_dist_vectors): Likewise.
8852 (dump_data_dependence_relation): Likewise.
8853 (dump_dist_dir_vectors): Likewise.
8854 (dump_ddrs): Likewise.
8855 (dump_rdg_vertex): Likewise.
8856 (dump_rdg_component): Likewise.
8857 (debug_ddrs): New function.
8858 (access_matrix_get_index_for_parameter): Remove.
8860 2012-03-30 Tristan Gingold <gingold@adacore.com>
8862 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
8863 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
8864 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
8865 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
8866 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
8867 (vms_patch_builtins): Handle new flags
8868 * config/vms/vms-crtlmap.map: Completed using nm on
8869 c and math system libraries.
8870 * config/vms/make-crtlmap.awk: Handle any number of flags.
8872 2012-03-30 Martin Jambor <mjambor@suse.cz>
8874 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
8875 is a builtin_stack_save in a dominating BB.
8877 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
8879 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
8880 crossing 128bit lane boundary.
8882 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
8884 * ira-color.c (setup_left_conflict_sizes_p): Process all
8885 conflicting objects.
8887 2012-03-29 Jakub Jelinek <jakub@redhat.com>
8889 PR tree-optimization/52760
8890 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
8891 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
8893 2012-03-29 Richard Guenther <rguenther@suse.de>
8895 * cgraph.h (cgraph_materialize_all_clones): Remove.
8896 (reset_inline_failed): Likewise.
8897 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
8898 * cgraphbuild.c (reset_inline_failed): Remove.
8899 * rtl.h (cse_main): Remove.
8900 (extended_count): Likewise.
8901 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
8902 (cse_main): Make static.
8903 * combine.c (extended_count): Remove.
8904 (dump_combine_stats): Mark as DEBUG_FUNCTION.
8905 * basic-block.h (reorder_basic_blocks): Remove.
8906 * bb-reorder.c (reorder_basic_blocks): Make static.
8907 * Makefile.in (dse.o): Remove dse.h dependency.
8909 * dse.c (gate_dse): Remove.
8910 (clear_alias_mode_eq): Likewise.
8911 (clear_alias_mode_hash): Likewise.
8912 (dse_record_singleton_alias_set): Likewise.
8913 (dse_invalidate_singleton_alias_set): Likewise.
8915 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
8917 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
8918 crtbegin_so%O%s for -shared.
8919 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
8921 2012-03-29 Richard Guenther <rguenther@suse.de>
8923 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
8924 (add_to_value): Remove.
8925 (print_value_expressions): Likewise.
8926 * tree-ssa-pre.c (add_to_value): Make static.
8927 (print_value_expressions): Likewise.
8928 * gimple.h (gimple_adjust_this_by_delta): Remove.
8929 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
8931 2012-03-29 Richard Guenther <rguenther@suse.de>
8934 * double-int.h (rshift_double): Remove.
8935 * double-int.c (lshift_double): Use absu_hwi to make count positive.
8936 (rshift_double): Make static, take unsigned count argument,
8937 remove handling of negative count argument.
8938 (double_int_rshift): Dispatch to lshift_double.
8940 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
8942 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
8945 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
8946 (SPEC_X32): Likewise.
8947 (MULTILIB_DEFAULTS): Likewise.
8949 * config/i386/i386.c (isa_opts): Remove -m64.
8950 (ix86_target_string): Properly handle -m32/-m64/-mx32.
8951 (ix86_option_override_internal): Properly
8952 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
8953 handle -m32, -m64 and -mx32.
8955 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
8956 with OPTION_ABI_X32. Moved after TARGET_LP64.
8957 (TARGET_LP64): Changed to OPTION_ABI_64.
8959 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
8960 (mx32): Replace ISA_X32 with ABI_X32.
8962 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
8964 * tree.c (tree_size) <VECTOR_CST>: New case.
8966 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
8968 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
8969 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
8971 2012-03-28 Jakub Jelinek <jakub@redhat.com>
8974 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
8975 __builtin_va_start to __builtin_next_arg if the latter is
8976 builtin_decl_explicit_p rather than when it is not.
8979 * tree-vect-generic.c (vector_element): Perform multiplication
8980 for pos in bitsizetype type instead of idx type.
8982 2012-03-28 Richard Guenther <rguenther@suse.de>
8984 * loop-init.c (loop_optimizer_init): If loops are preserved
8985 perform incremental initialization of required loop features.
8986 (loop_optimizer_finalize): If loops are to be preserved only
8987 clean up optional loop features.
8988 (rtl_loop_done): Forcefully free loops here.
8989 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
8990 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
8992 (construct_init_block): Likewise.
8993 (construct_exit_block): Likewise.
8994 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
8995 the CFG after expanding.
8996 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
8997 If we needed to calculate them, free them afterwards.
8998 * tree-pass.h (PROP_loops): New define.
8999 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9000 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9001 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9002 (cleanup_cfg): If we did something and have loops around, fix them up.
9003 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9004 with CLEANUP_CFG_CHANGED.
9005 * cfghooks.c (merge_blocks): If we merge a loop header into
9006 its predecessor, update the loop structure.
9007 (duplicate_block): If we copy a loop latch, adjust loop state
9008 to note we may have multiple latches.
9009 (delete_basic_block): Mark loops for fixup if we remove a loop.
9010 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9012 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9013 (cfg_layout_can_merge_blocks_p): Likewise.
9014 * cprop.c (bypass_block): If we create a loop with multiple
9015 entries, mark it for removal.
9016 * except.c (emit_to_new_bb_before): Add the new basic-block
9018 * tree-eh.c (lower_resx): Likewise.
9019 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9020 (expand_omp_taskreg): Likewise.
9021 * tree-inline.c (initialize_cfun): Likewise.
9022 * tree-mudflap.c (add_bb_to_loop): Prototype.
9023 (mf_build_check_statement_for): Properly add new basic-blocks
9025 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9026 if we remove a loop.
9027 (thread_through_loop_header): Likewise.
9028 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9029 new basic-blocks to existing loops.
9030 (expand_transaction): Likewise.
9031 * Makefile.in (except.o): Add $(CFGLOOP_H).
9033 (cgraph.o): Likewise.
9034 (cprop.o): Likewise.
9035 (cfgexpand.o): Likewise.
9036 (cfganal.o): Likewise.
9037 (trans-mem.o): Likewise.
9038 (tree-eh.o): Likewise.
9040 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9043 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9044 (avr_builtin_decl): New static function.
9045 (struct avr_builtin_description, avr_bdesc): Move up.
9046 Add GTY marker. Add field fndecl. Remove redundant field id.
9047 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9048 (avr_expand_builtin): Code cleanup because .id is removed.
9050 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9053 * config.gcc (tm_file): Remove avr/multilib.h.
9055 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9057 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9058 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9059 * config/avr/t-avr: Remove generation of multilib.h.
9060 * config/avr/t-multilib: Regenerate.
9061 * config/avr/multilib.h: Remove.
9062 * config/avr/avr.opt (-msp8): New option.
9063 (avr_sp8): New variable.
9064 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9065 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9066 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9067 (avr_device_to_sp8): New prototype.
9068 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9069 (DRIVER_SELF_SPECS): New define.
9070 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9071 __AVR_SP8__, __AVR_HAVE_SPH__.
9072 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9073 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9074 (avr_file_start): Ditto.
9076 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9079 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9080 instead of 8 in adjust_address.
9082 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9085 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9088 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9091 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9092 Rearrange conditional logic. Move displacement address calculations
9094 (sh_find_mov_disp_adjust): ... this new function.
9096 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9098 * config/arm/arm.opt (mapcs): Remove MaskExists.
9099 * config/cris/linux.opt (mno-gotplt): Likewise.
9100 * config/i386/i386.opt (mhard-float): Likewise.
9102 (mno-sse4): Likewise.
9103 * config/m68k/m68k.opt (mhard-float): Likewise.
9104 * config/mep/mep.op (mcop32): Likewise.
9105 * config/pa/pa-hpux.opt (msio): Likewise.
9106 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9107 * config/picochip/picochip.opt (mlittle): Likewise.
9108 * config/sh/sh.opt (mrenesas): Likewise.
9109 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9110 * config/sparc/sparc.opt (mhard-float): Likewise.
9111 * config/v850/v850.opt (mv850es): Likewise.
9112 * config/vax/vax.opt (mg-float): Likewise.
9114 2012-03-27 Martin Jambor <mjambor@suse.cz>
9117 * tree-sra.c (sra_modify_assign): Do not call
9118 load_assign_lhs_subreplacements when working with an unscalarizable
9121 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9124 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9126 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9127 * config/i386/i386.c: Include reload.h.
9128 (ix86_legitimize_reload_address): New function.
9130 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9132 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9133 hasn't been allocated. Define a target macro for Mask and
9134 InverseMask if it hasn't been defined. Remove MaskExists handling.
9136 * doc/options.texi: Remove MaskExists.
9138 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9141 * config/sh/sh.c (find_barrier): Add equality check of last_got
9142 to avoid going above orig insn. Update comments.
9144 2012-03-27 Richard Guenther <rguenther@suse.de>
9147 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9150 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9152 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9153 of a unit before computing the offset in units.
9154 * expr.c (get_bit_range): Return the null range if the enclosing record
9155 is part of a larger bit field.
9157 2012-03-27 Tristan Gingold <gingold@adacore.com>
9159 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9160 * config/ia64/ia64.md: Remove mode in template.
9161 Sign extend operand in expand_simple_binop.
9162 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9163 CASE_VECTOR_MODE instead of TARGET_ILP32.
9164 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9166 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9168 * varasm.c (assemble_external): #if 0 out the new assert from the
9169 previous commit, it breaks the Java and Go front ends.
9171 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9173 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9174 * expr.c (emit_block_move_libcall_fn): Likewise.
9175 (clear_storage_libcall_fn): Likewise.
9176 (expand_expr_addr_expr_1): Likewise.
9177 (expand_expr_real_1): Likewise.
9178 * calls.c (rtx_for_function_call): Likewise.
9180 * varasm.c (assemble_external): Assert this function is only called
9181 during or after expanding to RTL.
9183 2012-03-26 Martin Jambor <mjambor@suse.cz>
9185 PR tree-optimization/50052
9186 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9187 (tree_non_aligned_mem_for_access_p): Likewise.
9188 (build_accesses_from_assign): Removed strict alignment requirements
9190 (access_precludes_ipa_sra_p): Likewise.
9192 2012-03-26 Richard Guenther <rguenther@suse.de>
9194 PR tree-optimization/52701
9195 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9196 compute and set the evolution part of PHI nodes.
9198 2012-03-26 Richard Guenther <rguenther@suse.de>
9200 PR tree-optimization/52721
9201 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9203 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9205 PR tree-optimization/52686
9206 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9209 2012-03-26 Tristan Gingold <gingold@adacore.com>
9211 * config/alpha/vms.h (LINK_SPEC): Simplify.
9212 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9213 (NAME__MAIN, SYMBOL__MAIN): Remove.
9214 (VMS_DEBUG_MAIN_POINTER): Remove.
9215 * config/ia64/vms.h: Likewise.
9216 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9217 code to vms.c. Call vms_start_function.
9218 * config/ia64/ia64.c (ia64_start_function): Likewise.
9219 * config/vms/vms-protos.h (vms_start_function): Declare.
9220 * config/vms/vms.c (vms_start_function): New function.
9221 * config/vms/vms.h (MATH_LIBRARY): Define.
9222 (VMS_DEBUG_MAIN_POINTER): Define.
9224 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9226 PR rtl-optimization/52629
9227 * reload1.c (count_pseudo): Short-circuit common case.
9228 (count_spilled_pseudo): Return early for pseudos without hard regs.
9229 Assert that the pseudo has got a hard reg before manipulating it.
9231 2012-03-24 Jan Hubicka <jh@suse.cz>
9234 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9235 (decide_is_variable_needed): Do not handle toplevel reorder here.
9236 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9237 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9240 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9242 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9243 and str_bitsize instead of more convoluted expressions.
9245 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9248 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9250 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9253 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9255 2012-03-23 Martin Jambor <mjambor@suse.cz>
9257 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9259 2012-03-23 Richard Guenther <rguenther@suse.de>
9261 PR tree-optimization/52678
9262 * tree-vectorizer.h (struct _stmt_vec_info): Add
9263 loop_phi_evolution_part member.
9264 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9265 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9266 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9267 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9268 Use the cached evolution part and the PHI nodes value from
9269 the loop preheader edge instead of re-analyzing the evolution.
9271 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9273 * config/mips/mips-tables.opt: Update.
9274 * config/mips/mips.md (processor): Add xlp.
9275 * config/mips/mips-cpus.def: Add xlp.
9276 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9278 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9279 * doc/invoke.texi: Mention XLP.
9281 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9284 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9285 on any new_local_var_chain vars declared during recursing on
9286 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9288 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9290 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9291 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9292 (ASM_OUTPUT_LOCAL): Ditto.
9293 (ASM_OUTPUT_COMMON): Remove.
9294 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9295 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9297 2012-03-22 Jan Hubicka <jh@suse.cz>
9300 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9302 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9303 * ipa-inline-transform.c (save_inline_function_body): Remove
9304 copied clone if needed.
9305 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9307 2012-03-22 Richard Guenther <rguenther@suse.de>
9310 * fold-const.c (fold_ternary_loc): Fix typo.
9312 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9315 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9316 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9317 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9318 (delay_cycles_1, delay_cycles_2): Ditto.
9319 (delay_cycles_3, delay_cycles_4): Ditto.
9320 (nopv, *nopv): Ditto.
9321 (sleep, *sleep): Ditto.
9324 2012-03-22 Richard Guenther <rguenther@suse.de>
9326 PR tree-optimization/52548
9327 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9328 because of clobbers.
9329 (prune_clobbered_mems): New function.
9330 (compute_antic_aux): Use it to prune ANTIC_OUT.
9331 (compute_partial_antic_aux): Use it to prune PA_IN.
9332 (compute_avail): Only insert expressions into EXP_GEN that are not
9333 invalidated when translated up to the beginning of the block.
9335 2012-03-22 Richard Guenther <rguenther@suse.de>
9337 PR tree-optimization/52638
9338 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9340 (vect_init_vector): ... here. Handle scalar vector inits.
9341 (vect_get_vec_def_for_operand): Adjust.
9342 (vectorizable_load): Likewise.
9344 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9346 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9347 (alpha*-*-freebsd*): Ditto.
9348 (alpha*-*-netbsd*): Ditto.
9349 (alpha*-*-openbsd*): Ditto.
9350 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9351 (DWARF2_DEBUGGING_INFO): Remove.
9352 (PREFERRED_DEBUGGING_TYPE): Remove.
9353 (ASM_FINAL_SPEC): Remove.
9354 (IDENT_ASM_OP): Remove.
9355 (ASM_OUTPUT_IDENT): Remove.
9356 (SKIP_ASM_OP): Remove.
9357 (ASM_OUTPUT_SKIP): Remove.
9358 (ALIGN_ASM_OP): Remove.
9359 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9360 (ASM_OUTPUT_CASE_LABEL): Remove.
9361 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9362 (COMMON_ASM_OP): Remove.
9363 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9364 (ASCII_DATA_ASM_OP): Remove.
9365 (READONLY_DATA_SECTION_ASM_OP): Remove.
9366 (INIT_SECTION_ASM_OP): Remove.
9367 (FINI_SECTION_ASM_OP): Remove.
9368 (ASM_SECTION_START_OP): Remove.
9369 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9370 (TARGET_ASM_NAMED_SECTION): Remove.
9371 (TARGET_ASM_SELECT_SECTION): Remove.
9372 (MAKE_DECL_ONE_ONLY): Remove.
9373 (TYPE_ASM_OP): Remove.
9374 (SIZE_ASM_OP): Remove.
9375 (ASM_WEAKEN_LABEL): Remove.
9376 (TYPE_OPERAND_FMT): Remove.
9377 (ASM_DECLARE_RESULT): Remove.
9378 (ASM_DECLARE_OBJECT_NAME): Remove.
9379 (ASM_FINISH_DECLARE_OBJECT): Remove.
9380 (ELF_ASCII_ESCAPES): Remove.
9381 (ELF_STRING_LIMIT): Remove.
9382 (STRING_ASM_OP): Remove.
9383 (ASM_OUTPUT_EXTERNAL): Remove.
9384 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9385 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9387 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9388 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9389 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9390 (ASM_OUTPUT_SKIP): Ditto.
9391 (READONLY_DATA_SECTION_ASM_OP): Remove.
9392 (USER_LABEL_PREFIX): Remove.
9393 (ASM_OUTPUT_ASCII): Remove.
9394 (ASM_OUTPUT_CASE_LABEL): Remove.
9395 (NO_DOLLAR_IN_LABEL): Undefine.
9397 2012-03-22 Richard Guenther <rguenther@suse.de>
9399 PR tree-optimization/52459
9400 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9401 PHI insertion for calls.
9403 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9405 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9406 find_sets_in_insn, canonicalize_insn): Split out from ...
9407 (cse_insn): ... here.
9408 (invalidate_from_clobbers): Take an insn instead of the pattern.
9410 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9413 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9414 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9415 * config/sh/sh.md (sindf2, cosdf2): Remove.
9417 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9420 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9421 prologue for unwinder and profiler.
9423 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9425 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9426 Introduce emul_name to select the right linker emulation for
9427 powerpc64-*-freebsd*.
9428 * configure: Regenerate.
9429 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9430 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9431 * config/rs6000/freebsd64.h: New file.
9432 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9434 (rs6000_savres_strategy): Likewise.
9435 (rs6000_savres_routine_name): Likewise.
9436 (rs6000_elf_file_end): Likewise.
9437 * config/rs6000/t-freebsd64: New file.
9438 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9439 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9441 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9443 * config/rs6000/t-freebsd64: Likewise.
9445 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9447 PR rtl-optimization/52543
9449 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9450 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9451 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9452 (avr_load_libgcc_p): Restrict to __flash loads.
9453 (avr_out_lpm): Only handle 1-byte loads from __flash.
9454 (avr_load_lpm): New function.
9455 (avr_find_unused_d_reg): Remove.
9456 (avr_out_lpm_no_lpmx): Remove.
9457 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9458 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9459 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9460 (load_<mode>, load_<mode>_clobber): New insns.
9461 (mov<mode>): For multi-byte move from non-generic
9462 16-bit address spaces: Expand to load_<mode> resp.
9463 load_<mode>_clobber.
9464 (load<mode>_libgcc): Remove expander.
9465 (split-lpmx): Remove split.
9467 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9469 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9470 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9471 All callers changed.
9472 (Fixed_core_reg): New feature.
9473 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9475 * neon-testgen.ml: Handle Fixed_core_reg.
9477 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9479 * config/arm/arm.c (thumb2_reorg): Add complete support
9480 for 16-bit instructions.
9481 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9483 2012-03-21 Richard Guenther <rguenther@suse.de>
9485 PR tree-optimizer/52636
9486 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9487 to the appropriate type.
9489 2012-03-21 Richard Guenther <rguenther@suse.de>
9491 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9493 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9494 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9495 * passes.c (init_optimization_passes): Remove pass_init_function,
9496 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9497 * tree-pass.h (pass_init_function): Remove.
9498 (pass_jump): Remove.
9499 (pass_initial_value_sets): Remove.
9500 (pass_unshare_all_rtl): Remove.
9501 * integrate.c (pass_initial_value_sets): Remove.
9502 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9503 * tree.h (init_function_for_compilation): Remove.
9504 * function.c (init_function_for_compilation): Remove.
9505 (pass_init_function): Remove.
9506 * cfgcleanup.c (rest_of_handle_jump): Remove.
9507 (pass_jump): Remove.
9509 2012-03-20 Jason Merrill <jason@redhat.com>
9511 * tree-streamer-in.c (streamer_alloc_tree): Call
9512 ggc_alloc_zone_cleared_tree_node instead of
9513 ggc_alloc_zone_cleared_tree_node_stat.
9515 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9517 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9519 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9522 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9523 (ix86_expand_vec_perm_const_1): Call it.
9525 * config/i386/i386.c (vselect_insn): New variable.
9526 (init_vselect_insn): New function.
9527 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9528 Call init_vselect_insn if vselect_insn is NULL. Adjust
9529 PATTERN (vselect_insn), instead of creating a new insn each time,
9530 only emit a copy of it if not testing and recog has been successful.
9531 (expand_vec_perm_pshufb, expand_vec_perm_1,
9532 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9536 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9537 ("enabled" attribute): Handle avx2 and noavx2 isas.
9538 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9540 (vec_dup<mode>): Add avx2 =x,x alternative.
9541 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9542 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9543 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9544 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9546 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9547 if possible, handle also V8SFmode.
9549 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9551 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9552 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9553 reg_or_zero_operand predicate.
9554 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9556 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9558 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9559 If operand isn't UNSPEC, return 0.
9561 2012-03-20 Richard Guenther <rguenther@suse.de>
9563 * tree-pass.h (pass_rtl_eh): Remove.
9564 * except.c (gate_handle_eh): Likewise.
9565 (rest_of_handle_eh): Likewise.
9566 (pass_rtl_eh): Likewise.
9567 (finish_eh_generation): Export.
9568 * except.h (finish_eh_generation): Declare.
9569 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9570 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9571 after expanding stack alignment. Instead of compacting blocks
9574 2012-03-20 Richard Guenther <rguenther@suse.de>
9576 * stor-layout.c (finish_bitfield_representative): Fallback
9577 to conservative maximum size if the padding up to the next
9578 field cannot be computed as a constant.
9579 (finish_bitfield_layout): If we cannot compute the distance
9580 between the start of the bitfield representative and the
9581 bitfield member start a new representative.
9582 * expr.c (get_bit_range): The distance between the start of
9583 the bitfield representative and the bitfield member is zero
9584 if the field offsets are not constants.
9586 2012-03-20 Tristan Gingold <gingold@adacore.com>
9588 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9589 convert in lowercase.
9590 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9591 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9592 * stor-layout.c (sizetype_tab): Adjust.
9593 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9594 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9595 instead of type_kind_last.
9596 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9597 instead of size_int_kind.
9598 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9599 * doc/tm.texi: Regenerate.
9600 * defaults.h (SIZETYPE): Provide a default value.
9601 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9604 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9606 * config/sh/sh.md: Use braced string notation where applicable.
9608 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9610 * config/i386/i386.md (allocate_stack): Simplify.
9612 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9614 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9615 copy_to_mode_reg (Pmode, ...).
9616 (expand_builtin_frame_address): Ditto.
9617 * expr.c (emit_block_move_via_libcall): Ditto.
9618 (set_storage_via_libcall): Ditto.
9620 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9621 (ix86_expand_setmem): Ditto.
9622 (ix86_trampoline_init): DItto.
9623 * config/i386/i386.md (cmpstrnsi): Ditto.
9625 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9627 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9628 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9629 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9630 (SH Options): Likewise.
9632 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9634 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9635 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9636 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9637 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9638 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9641 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9643 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9644 * config/i386/i386.c (ix86_decompose_address): Use
9645 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9646 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9647 thread pointer to a register.
9650 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9652 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9653 if Pmode != word_mode.
9654 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9655 Pmode == SImode for TARGET_X32.
9657 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9658 (tls_initial_exec_x32): Likewise.
9660 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9663 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
9664 DISP_ADDR_OFFSET): New macros.
9665 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
9666 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
9667 (sh_legitimize_address): Add QImode displacement handling.
9668 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
9670 (sh_secondary_reload): Add QImode displacement handling.
9671 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
9672 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
9673 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
9674 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
9675 to register operands only.
9676 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
9677 (extendqihi2): Change insn to expander.
9678 (*extendqihi2_compact_reg): New insn.
9679 (movqi_i, movqi): Replace with ...
9680 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
9681 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
9682 Add new peepholes for QImode displacement addressing.
9684 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
9687 * doc/invoke.texi: Document -Wuseless-cast.
9689 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
9691 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
9692 * tree.h (handled_component_p): Reorder cases.
9693 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
9694 not initialize unsignedp.
9695 (loc_list_from_tree): Likewise.
9696 (fortran_common): Likewise.
9697 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9699 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9701 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
9702 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
9703 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
9704 (ix86_split_long_move): Ditto.
9705 (legitimize_tls_address): Use ix86_gen_sub3.
9706 (construct_plt_address): Assert that Pmode == DImode.
9708 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
9710 * config/i386/i386.md: Remove empty predicates and/or constraints.
9711 * config/i386/sync.md: Ditto.
9712 * config/i386/sse.md: Ditto.
9713 * config/i386/mmx.md: Ditto.
9714 * config/i386/pentium.md: Ditto.
9715 * config/i386/athlon.md: Ditto.
9717 2012-03-16 Richard Guenther <rguenther@suse.de>
9719 PR tree-optimization/52603
9720 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
9724 2012-03-14 Richard Guenther <rguenther@suse.de>
9726 PR tree-optimization/52571
9727 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9728 flag_section_anchors check ...
9729 (vect_can_force_dr_alignment_p): ... here.
9731 2012-03-16 Martin Jambor <mjambor@suse.cz>
9733 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
9734 memory through MEM_REFs by calling extract_bit_field.
9736 2012-03-16 Richard Guenther <rguenther@suse.de>
9738 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
9739 and REFERENCE_TYPE interpretations.
9740 (can_native_interpret_type_p): New function.
9741 (fold_ternary_loc): Use native encode/interpret to fold
9742 BIT_FIELD_REFs of constants.
9744 2012-03-16 Richard Guenther <rguenther@suse.de>
9747 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
9748 of vector constants and constructors.
9750 2012-03-16 Richard Guenther <rguenther@suse.de>
9752 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9753 VIEW_CONVERT_EXPR to convert constants.
9754 (vect_is_simple_use): Treat all constants as vec_constant_def.
9756 2012-03-16 Richard Guenther <rguenther@suse.de>
9757 Kai Tietz <ktietz@redhat.com>
9760 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
9761 side-effects completely in the pre-queue and use a temporary
9764 2012-03-16 Richard Guenther <rguenther@suse.de>
9766 * stor-layout.c (finish_bitfield_representative): Fall back
9767 to the conservative maximum size if we cannot compute the
9768 size of the tail padding.
9770 2012-03-16 Tristan Gingold <gingold@adacore.com>
9772 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9773 __CRTL_VER and __VMS_VER.
9774 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
9775 and vms_c_get_vms_ver.
9776 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
9778 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
9779 (VMS_DEFAULT_VMS_VER): Define.
9780 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
9781 (VMS_DEFAULT_VMS_VER): Define.
9783 2012-03-16 Richard Guenther <rguenther@suse.de>
9785 * tree-vect-loop.c (get_initial_def_for_induction): Use
9786 build_constructor directly.
9787 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9788 build_vector_from_val.
9789 * tree.c (build_vector_from_val): Avoid creating a constructor
9790 first when we want a constant vector.
9792 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9794 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
9796 2012-03-16 Richard Guenther <rguenther@suse.de>
9798 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
9799 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
9800 (struct tree_vector): Remove elements member, add variable size
9802 (build_vector_stat): Declare.
9803 (build_vector): Define in terms of build_vector_stat.
9804 * tree.c (build_vector): Rename to ...
9805 (build_vector_stat): ... this. Take array of trees as parameter.
9806 (build_vector_from_ctor): Adjust.
9807 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
9808 initializer_zerop): Adjust.
9809 * cfgexpand.c (expand_debug_expr): Likewise.
9810 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
9811 const_vector_from_tree): Likewise.
9812 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
9813 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
9814 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
9815 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
9816 (lto_input_ts_vector_tree_pointers): Adjust.
9817 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
9818 (write_ts_vector_tree_pointers): Adjust.
9819 * varasm.c (const_hash_1, compare_constant, copy_constant,
9820 output_constant): Adjust.
9821 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
9822 * print-tree.c (print_node): Adjust.
9823 * tree-pretty-print.c (dump_generic_node): Adjust.
9824 * tree-vect-generic.c (uniform_vector_p, vector_element,
9825 lower_vec_perm): Adjust.
9826 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
9827 * tree-vect-slp.c (vect_get_constant_vectors,
9828 vect_transform_slp_perm_load): Adjust.
9829 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
9830 * expmed.c (make_tree): Adjust.
9831 * config/i386/i386.c (ix86_expand_builtin): Adjust.
9832 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
9834 (sparc_fold_builtin): Adjust.
9836 2012-03-16 Tristan Gingold <gingold@adacore.com>
9838 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
9839 * config/vms/vms-stdint.h: New file.
9841 2012-03-16 Tristan Gingold <gingold@adacore.com>
9843 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
9844 (ia64-hp-*vms*): Replaced by ...
9845 (*-*-*vms*): ... This new entry.
9847 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9850 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
9851 (ix86_expand_vec_perm_const_1): Use it.
9854 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
9855 (avx2_permv4df): Remove.
9856 (avx2_permv4di): Macroize into...
9857 (avx2_perm<mode>): ... this using VI8F_256 iterator.
9858 (avx2_permv4di_1): Macroize into...
9859 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
9861 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
9863 * combine.c (apply_distributive_law): Do not distribute SUBREG.
9865 2012-03-15 Ira Rosen <irar@il.ibm.com>
9866 Ulrich Weigand <ulrich.weigand@linaro.org>
9868 * tree-vect-patterns.c (widened_name_p): Rename to ...
9869 (type_conversion_p): ... this. Add new argument to determine
9870 if it's a promotion or demotion operation. Check for
9871 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
9872 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
9874 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
9875 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
9877 (vect_recog_mixed_size_cond_pattern): Likewise and allow
9878 non-constant then and else clauses.
9880 2012-03-15 Ira Rosen <irar@il.ibm.com>
9881 Ulrich Weigand <ulrich.weigand@linaro.org>
9883 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
9884 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
9886 * tree-vect-patterns.c (widened_name_p): Pass basic block
9887 info to vect_is_simple_use.
9888 (vect_recog_dot_prod_pattern): Fail for basic blocks.
9889 (vect_recog_widen_sum_pattern): Likewise.
9890 (vect_handle_widen_op_by_const): Support basic blocks.
9891 (vect_operation_fits_smaller_type,
9892 vect_recog_over_widening_pattern): Likewise.
9893 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
9894 Update call to vect_is_simple_use.
9895 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
9897 (check_bool_pattern): Add an argument, update call to
9898 vect_is_simple_use and the recursive calls.
9899 (vect_recog_bool_pattern): Update relevant function calls.
9901 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
9902 (vect_pattern_recog_1): Check for reduction only in loops.
9903 (vect_pattern_recog): Add new argument. Support basic blocks.
9904 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
9905 info to vect_is_simple_use_1.
9906 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
9907 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
9909 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9910 Andrew Pinski <apinski@cavium.com>
9913 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
9914 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
9915 calls instead of __builtin_ir{int,ound}*.
9917 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9919 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
9922 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9924 * config.gcc (target_type_format_char): New. Document it. Set it for
9926 * configure.ac (gnu_unique_option): Use target_type_format_char
9927 in test. Comment rationale.
9928 * configure: Regenerate .
9930 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9932 PR tree-optimization/52267
9933 * tree-vrp.c (masked_increment): New function.
9934 (register_edge_assert_for_2): Derive ASSERT_EXPRs
9935 from (X & CST1) cmp CST2 tests.
9937 2012-03-15 Richard Guenther <rguenther@suse.de>
9940 * tree-data-ref.c (subscript_dependence_tester_1): Check
9941 all dimensions for non-conflicting access functions.
9943 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9946 * doc/invoke.texi [C++ Language Options]: Document
9947 -ftemplate-backtrace-limit.
9949 2012-03-15 Tristan Gingold <gingold@adacore.com>
9951 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
9954 2012-03-15 Tristan Gingold <gingold@adacore.com>
9956 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
9957 use DW_OP_call_frame_cfa.
9959 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
9962 * config/i386/i386-opts.h (pmode): New.
9964 * config/i386/i386.c (ix86_option_override_internal): Properly
9965 check and set ix86_pmode.
9967 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
9969 * config/i386/i386.opt (maddress-mode=): New.
9971 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
9973 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9975 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
9976 (dwarf2out_do_cfi_asm): Likewise.
9977 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
9979 (add_data_member_location_attribute): Likewise.
9980 (gen_array_type_die): Likewise.
9981 (gen_subprogram_die): Likewise.
9982 (gen_producer_string): Likewise.
9983 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
9984 Remove MIPS_DEBUGGING_INFO handling.
9985 (sdb_debug_hooks): Likewise.
9986 (sdbout_begin_block): Likewise.
9987 (sdbout_end_block): Likewise.
9988 (sdbout_begin_prologue): Likewise.
9989 (sdbout_start_source_file): Likewise.
9990 (sdbout_end_source_file): Likewise.
9991 (sdbout_init): Likewise.
9992 * system.h (MIPS_DEBUGGING_INFO): Poison.
9994 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9996 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
9997 (alpha_file_start) [MS_STAMP]: Remove.
9999 * config/alpha/elf.h (TARGET_GAS): Remove.
10000 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10001 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10002 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10003 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10004 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10005 (alpha*-*-freebsd*): Likewise.
10006 (alpha*-*-netbsd*): Likewise.
10007 (alpha*-*-openbsd*): Likewise.
10008 (alpha*-*-*): Remove target_cpu_default2.
10009 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10011 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10012 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10013 * config/alpha/alpha.c (print_operand): Always assume
10014 TARGET_AS_SLASH_BEFORE_SUFFIX.
10015 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10016 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10017 ("*builtin_setjmp_receiver_er_1"): Remove.
10018 * config/alpha/alpha.opt (malpha-as): Remove.
10020 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10022 Remove DEC Unix reference.
10024 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10025 (EXTENDED_COFF): Remove.
10026 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10027 (EXTENDED_COFF): Don't undef.
10028 * config/alpha/alpha.c (alpha_file_start): Always assume
10030 Don't set targetm.asm_file_start_file_directive.
10031 [!OBJECT_FORMAT_ELF]: Remove.
10032 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10034 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10035 (DBX_DEBUGGING_INFO): Remove.
10036 (MIPS_DEBUGGING_INFO): Remove.
10037 (PREFERRED_DEBUGGING_TYPE): Remove.
10038 (DBX_OUTPUT_SOURCE_LINE): Remove.
10039 (SDB_OUTPUT_SOURCE_LINE): Remove.
10040 (DBX_CONTIN_LENGTH): Remove.
10041 (NO_DBX_FUNCTION_END): Remove.
10042 (ASM_STABS_OP): Remove.
10043 (ASM_STABN_OP): Remove.
10044 (ASM_STABD_OP): Remove.
10045 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10046 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10047 (PUT_SDB_DEF): Remove.
10048 (PUT_SDB_PLAIN_DEF): Remove.
10049 (PUT_SDB_TYPE): Remove.
10050 (sdb_label_count): Remove.
10051 (PUT_SDB_BLOCK_START): Remove.
10052 (PUT_SDB_BLOCK_END): Remove.
10053 (PUT_SDB_FUNCTION_START): Remove.
10054 (PUT_SDB_FUNCTION_END): Remove.
10055 (PUT_SDB_EPILOGUE_END): Remove.
10056 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10057 (MIPS_DEBUGGING_INFO): Don't undef.
10058 (DBX_DEBUGGING_INFO): Don't undef.
10059 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10060 (MIPS_DEBUGGING_INFO): Don't undef.
10061 (DBX_DEBUGGING_INFO): Don't undef.
10062 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10063 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10065 (alpha_start_function): Likewise.
10066 (sdb_label_count): Remove.
10067 (alpha_output_filename): Remove DBX_DEBUG handling.
10068 (alpha_file_start): Likewise.
10070 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10072 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10073 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10074 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10076 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10077 (ld_tls_support): Remove Solaris 8 references.
10078 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10079 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10080 * configure: Regenerate.
10081 * config.in: Regenerate.
10083 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10084 * config/i386/sol2.h: Remove Solaris 8 references.
10086 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10087 (i?86-*-solaris2.9): ... this.
10088 Remove Solaris 8 references.
10089 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10090 Remove Solaris 8 references.
10092 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10094 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10095 (mips-sgi-irix6.5*): Remove.
10096 * config.host (mips-sgi-irix*): Remove.
10097 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10098 (set_have_as_tls): Remove *-*-irix6*.
10099 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10100 * configure: Regenerate.
10102 * config/mips/iris6.h: Remove.
10103 * config/mips/iris6.opt: Remove.
10104 * config/mips/t-irix6: Remove.
10106 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10107 (TARGET_IRIX6): Remove.
10108 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10109 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10110 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10112 (mips_file_start): Likewise.
10113 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10115 * config/mips/driver-native.c [__sgi__]: Remove.
10116 (host_detect_local_cpu) [__sgi__]: Remove.
10118 * config/mips/gnu-user.h: Remove iris5.h reference.
10120 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10121 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10122 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10125 * gcc.c (main): Move asm_debug initialization ...
10126 (asm_debug): ... here.
10128 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10130 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10131 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10132 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10133 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10134 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10135 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10137 * doc/tm.texi: Regenerate.
10139 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10141 (MIPS Options, -march): Remove IRIX reference.
10142 * doc/install.texi (Binaries, SGI IRIX): Remove.
10143 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10145 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10147 2012-03-14 Martin Jambor <mjambor@suse.cz>
10149 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10150 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10151 (expand_expr_real_1): Do not handle misalignment if modifier is
10154 2012-03-14 Richard Guenther <rguenther@suse.de>
10156 PR middle-end/52584
10157 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10158 element type instead of mode, use build_vector_type_for_mode
10159 instead of the langhook, build a vector of proper signedness.
10160 (expand_vector_operations_1): Adjust.
10162 2012-03-14 Richard Guenther <rguenther@suse.de>
10164 PR middle-end/52582
10165 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10166 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10167 (gimple_get_virt_method_for_binfo): Likewise.
10169 2012-03-14 Richard Guenther <rguenther@suse.de>
10171 PR tree-optimization/52571
10172 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10173 flag_section_anchors check ...
10174 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10175 DECL_COMMON variables.
10177 2012-03-14 Richard Guenther <rguenther@suse.de>
10179 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10180 * stor-layout.c (start_bitfield_representative): New function.
10181 (finish_bitfield_representative): Likewise.
10182 (finish_bitfield_layout): Likewise.
10183 (finish_record_layout): Call finish_bitfield_layout.
10184 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10185 for QUAL_UNION_TYPE fields.
10186 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10187 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10188 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10190 PR middle-end/52080
10191 PR middle-end/52097
10192 PR middle-end/48124
10193 * expr.c (get_bit_range): Unconditionally extract bitrange
10194 from DECL_BIT_FIELD_REPRESENTATIVE.
10195 (expand_assignment): Adjust call to get_bit_range.
10197 2012-03-14 Richard Guenther <rguenther@suse.de>
10199 PR middle-end/52578
10200 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10201 the outermost conversion is a sign-change only.
10202 (fold_binary_loc): Disregard widening and sign-changing
10203 conversions when we determine if two variables are equal
10205 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10206 (T1)x if the outermost conversion is a sign-change only.
10208 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10211 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10213 * config/i386/predicates.md (constant_call_address_operand): Declare
10214 as special predicate. Update all uses.
10216 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10219 * c-parser.c (c_parser_postfix_expression)
10220 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10222 * config/i386/smmintrin.h: Avoid /* within a comment.
10223 * config/i386/nmmintrin.h: Likewise.
10225 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10227 * config/i386/i386.md (xbegin): Remove constraint from expander.
10229 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10231 * config/i386/predicates.md (constant_call_address_operand): Declare
10232 as special predicate. Update all uses.
10233 * config/i386/i386.md: Remove mode from constant_call_address_operand
10235 * config/i386/i386.c (ix86_output_call_insn): Call
10236 constant_call_address_operand with VOIDmode.
10238 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10240 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10241 AND zero extended address correctly.
10243 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10245 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10247 (tls_modbase_operand): Ditto.
10248 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10249 tls_modbase_operand predicates.
10251 2012-03-13 Martin Jambor <mjambor@suse.cz>
10253 * expr.c (expand_assignment): Handle misaligned scalar writes to
10254 memory through top-level MEM_REFs by calling store_bit_field.
10256 2012-03-13 Richard Guenther <rguenther@suse.de>
10258 PR middle-end/52134
10259 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10260 if Y is a constant multiple of 1 << CST.
10262 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10265 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10266 offset (size) to a value the insns can deal with.
10267 (expand_epilogue): Ditto.
10269 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10271 * config/arm/neon.ml (ops): Fixup expected instructions for
10272 unsigned vector compares.
10274 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10276 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10277 addresses only when %reg is not in word mode.
10279 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10281 * config/microblaze/microblaze.md: Fix typo.
10282 * tree-if-conv.c: Likewise.
10283 * tree-vect-patterns.c: Likewise.
10285 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10287 * config.gcc (extra_passes): Remove.
10288 * configure.ac (extra_passes): Don't substitute.
10289 * configure: Regenerate.
10290 * Makefile.in (EXTRA_PASSES): Remove.
10291 (GCC_PASSES): Remove $(EXTRA_PASSES).
10292 (MOSTLYCLEANFILES): Likewise.
10293 (native): Likewise.
10294 (install-common): Likewise.
10296 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10298 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10299 * config/i386/i386.c (ix86_decompose_address): Use
10300 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10301 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10302 thread pointer to a register.
10304 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10306 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10307 on tls_symbolic_operand.
10308 (tls_global_dynamic_64_<mode>): Likewise.
10310 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10313 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10314 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10316 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10319 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10320 type from reg_class_t to enum reg_class.
10321 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10323 2012-03-12 Andrew Pinski <apinski@cavium.com>
10325 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10326 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10327 (value_replacement): Likewise.
10328 (empty_block_p): Check also if the PHIs for the block are empty.
10330 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10333 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10334 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10335 r184615 from 2012-02-28.
10337 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10339 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10340 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10341 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10342 and ix86_gen_tls_local_dynamic_base_64.
10343 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10344 ix86_gen_tls_local_dynamic_base_64.
10346 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10347 (*tls_global_dynamic_64_<mode>): This.
10348 (tls_global_dynamic_64): Renamed to ...
10349 (tls_global_dynamic_64_<mode>): This.
10350 (*tls_local_dynamic_base_64): Renamed to ...
10351 (*tls_local_dynamic_base_64_<mode>): This.
10352 (tls_local_dynamic_base_64): Renamed to ...
10353 (tls_local_dynamic_base_64_<mode>): This.
10355 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10357 * config/i386/i386.c (ix86_option_override_internal): Properly
10358 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10359 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10360 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10361 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10363 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10364 (sse3_monitor64_<mode>): This.
10366 2012-03-12 Tristan Gingold <gingold@adacore.com>
10368 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10369 (ia64_function_arg_advance): Ditto.
10371 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10373 * config.gcc (mips*-*-openbsd*): Remove.
10374 * config/mips/openbsd.h: Remove.
10375 * config/mips/sdb.h: Remove.
10377 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10378 * config/mips/mips.c (sdb_label_count): Remove.
10379 (mips_debugger_offset): Remove #if 0 code.
10380 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10381 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10383 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10385 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10386 binutils reference.
10387 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10388 Update binutils references.
10389 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10390 Update binutils reference.
10391 Update Sun as/GNU ld caveat.
10392 Document binutils largefile requirement for LTO plugin.
10393 Remove reference to alternate libpthread.
10395 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10397 * config.gcc (alpha*-dec-osf5.1*): Remove.
10398 * config.host (alpha*-dec-osf*): Remove.
10399 * configure.ac (*-*-osf*): Remove.
10400 (alpha*-dec-osf*): Remove.
10401 * configure: Regenerate.
10403 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10404 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10406 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10407 * config/alpha/alpha.c (struct machine_function): Update comment.
10408 (alpha_start_function): Remove Tru64 UNIX as handling for
10410 * config/alpha/alpha.md ("exception_receiver"): Remove
10411 TARGET_LD_BUGGY_LDGP.
10412 ("*exception_receiver_2"): Likewise.
10413 * except.c (finish_eh_generation): Remove Tru64 reference.
10414 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10415 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10416 * target.def (handle_pragma_extern_prefix): Remove.
10418 * Makefile.in (mips-tfile.o-warn): Remove.
10419 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10420 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10421 * mips-tdump.c, mips-tfile.c: Remove.
10423 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10425 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10426 (Specific, alpha*-dec-osf5.1): Note removal.
10427 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10429 * doc/tm.texi: Regenerate.
10430 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10432 2012-03-12 Richard Guenther <rguenther@suse.de>
10434 * config/arm/arm.c (neon_dereference_pointer): Do not call
10435 covert during RTL expansion.
10437 2012-03-12 Tristan Gingold <gingold@adacore.com>
10439 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10440 Options. Mention -mpointer-size.
10442 2012-03-12 Richard Guenther <rguenther@suse.de>
10444 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10445 build_nonstandard_integer_type.
10447 2012-03-12 Richard Guenther <rguenther@suse.de>
10449 * tree.c (signed_or_unsigned_type_for): Use
10450 build_nonstandard_integer_type.
10451 (signed_type_for): Adjust documentation.
10452 (unsigned_type_for): Likewise.
10453 * tree-pretty-print.c (dump_generic_node): Use standard names
10454 for non-standard integer types if available.
10456 2012-03-12 Tristan Gingold <gingold@adacore.com>
10458 * config/vms/vms.opt: Add vms-opts.h header.
10459 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10461 (-mvms-return-codes): Document.
10462 (-mpointer-size): New option.
10463 (vms_pointer_size): Add enumeration.
10464 * config/vms/vms-opts.h: New file.
10465 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10466 __INITIAL_POINTER_SIZE.
10467 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10468 (C_COMMON_OVERRIDE_OPTIONS): Define.
10469 (DWARF2_ADDR_SIZE): Define.
10470 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10471 * config/vms/vms-protos.h (vms_c_common_override_options):
10473 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10474 if -mno-pointer-size.
10475 (vms_c_common_override_options): New function.
10476 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10477 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10478 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10479 and flag_vms_pointer_size.
10480 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10481 * config.gcc (*-*-*vms*): Define xm_file.
10482 (alpha*-dec-*vms*): Do not define xm_file.
10483 (alpha64-dec-*vms*): Remove.
10484 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10487 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10489 PR tree-optimization/51721
10490 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10491 if (int) unsvar cmp CST.
10493 2012-03-12 Richard Guenther <rguenther@suse.de>
10495 * tree-sra.c (create_access_replacement): Only rename the replacement
10496 if we can rewrite it into SSA form. Properly mark register typed
10497 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10498 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10499 for aggregate or BLKmode results.
10501 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10503 PR tree-optimization/52533
10504 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10505 type for mask, only handle shifts by non-zero in-range
10506 shift count, for LE_EXPR and GT_EXPR if new_val is
10507 maximum, don't add the assertion.
10509 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10511 * doc/invoke.texi: Document -mrtm option.
10512 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10513 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10514 (ix86_handle_option): Handle OPT_mrtm.
10515 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10517 (x86_64-*-*): Ditto.
10518 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10519 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10521 (ix86_target_string): Define -mrtm option.
10523 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10525 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10526 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10527 IX86_BUILTIN_XTEST.
10528 (bdesc_special_args): Ditto.
10529 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10530 (ix86_expand_special_args_builtin): Handle new built-in type.
10531 (ix86_expand_builtin): Handle XABORT instruction.
10532 * config/i386/i386.h (TARGET_RTM): New.
10533 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10534 (UNSPECV_XEND): Ditto.
10535 (UNSPECV_XABORT): Ditto.
10536 (UNSPECV_XTEST): Ditto.
10543 * config/i386/i386.opt (mrtm): New.
10544 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10545 * config/i386/rtmintrin.h: New header.
10546 * config/i386/xtestintrin.h: Ditto.
10548 2012-03-12 Tristan Gingold <gingold@adacore.com>
10550 * ginclude/stddef.h: Adjust previous patch.
10551 Use __VMS__ instead of VMS.
10553 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10555 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10556 Also convert sequences with CC setting arithmetic instruction.
10558 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10560 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10561 from C Language Options to Preprocessor Options.
10562 (C Dialect Options): Move -no-integrated-cpp documentation
10564 (Preprocessor Options): ...to here. Rewrite the description
10565 so it makes more sense, and remove discussion of merging front ends.
10567 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10569 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10571 (ix86_expand_setmem): Likewise.
10573 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10575 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10578 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10580 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10581 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10583 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10585 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10587 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10589 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10592 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10593 Uros Bizjak <ubizjak@gmail.com>
10595 * config/i386/predicates.md (call_insn_operand): Allow
10596 constant_call_address_operand in Pmode only.
10597 (sibcall_insn_operand): Ditto.
10598 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10599 (*call_vzeroupper): Ditto.
10601 (*sibcall_vzeroupper): Ditto.
10602 (*call_value): Ditto.
10603 (*call_value_vzeroupper): Ditto.
10604 (*sibcall_value): Ditto.
10605 (*sibcall_value_vzeroupper): Ditto.
10606 (*indirect_jump): Ditto.
10607 (*tablejump_1): Ditto.
10608 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10609 (tablejump): Ditto.
10610 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10613 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10616 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10617 Use movrt_negc instead of negc pattern for non-SH2A.
10618 (*movnegt): Remove.
10619 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10621 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10623 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10624 if Pmode != word_mode.
10625 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10626 Pmode == SImode for TARGET_X32.
10628 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10629 (tls_initial_exec_x32): Likewise.
10631 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10633 PR rtl-optimization/52528
10634 * combine.c (can_combine_p): Add setting of subst_low_luid
10635 before call to expand_field_assignment().
10637 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10639 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10640 and related program names.
10642 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10644 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10646 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10649 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10650 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10651 to set code to 'q'.
10652 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10653 (*movdi_internal_rex64): Use %E operand modifier for lea.
10654 (*movsi_internal): Ditto.
10656 (*lea<mode>_2): Ditto.
10657 (*lea_{3,4,5,6}_zext): Ditto.
10658 (*tls_global_dynamic_32_gnu): Ditto.
10659 (*tls_global_dynamic_64): Ditto.
10660 (*tls_dynamic_gnu2_lea_32): Ditto.
10661 (*tls_dynamic_gnu2_lea_64): Ditto.
10662 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
10664 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10666 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
10667 redefine to be NULL if the current bit-size is different from the
10668 configured bit-size.
10670 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
10671 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
10672 set the default tuning. Add asserts to make sure the cpu and tune
10673 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
10674 test whether the index is set, instead of > 0.
10675 (rs6000_file_start): Do not reset the default cpu if the current
10676 bit-size is different from the configured bit-size.
10678 2012-03-09 Tristan Gingold <gingold@adacore.com>
10680 * config/vms/vms-crtlmap.map: Add comments.
10681 Add entries needed to build Ada RTS.
10683 2012-03-09 Tristan Gingold <gingold@adacore.com>
10685 * ginclude/stddef.h: Do not define __size_t on VMS.
10687 2012-03-09 Tristan Gingold <gingold@adacore.com>
10689 * c-tree.h (c_default_pointer_mode): New variable.
10690 * c-decl.c (c_default_pointer_mode): New variable.
10691 (c_build_pointer_type): New function.
10692 (grokdeclarator): Call c_build_pointer_type instead
10693 of build_pointer_type.
10695 * config/vms/vms-c.c: Include c-tree.h
10696 (saved_pointer_mode): New variable.
10697 (handle_pragma_pointer_size): New function.
10698 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
10699 (vms_c_register_pragma): Register __pointer_size and
10700 __required_pointer_size pragmas.
10702 2012-03-09 Tristan Gingold <gingold@adacore.com>
10704 * config/vms/vms-c.c (vms_construct_include_filename): New function.
10705 (vms_c_register_includes): Reference it.
10707 2012-03-09 Andrew Pinski <apinski@cavium.com>
10709 PR middle-end/51988
10710 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
10711 print_generic_expr.
10712 (tree_ssa_phiopt_worker): Go through all the PHIs for
10713 value_replacement instead of just the singleton one.
10714 (value_replacement): Change return type to int. Return 0 instead of
10716 Allow the middle basic block to contain more than just the defining
10718 Handle non empty middle basic blocks.
10719 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
10721 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
10723 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
10724 array reference and component reference.
10725 (analyze_scalar_evolution_for_address_of): New.
10727 2012-03-08 Jie Zhang <jzhang918@gmail.com>
10730 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
10731 (hwloop_pattern_reg): Fix set but not used warning.
10732 (bfin_reorg_loops): Remove unused parameter.
10733 (bfin_reorg): Update use of bfin_reorg_loops.
10735 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
10737 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
10738 with integer parameters in registers.
10739 (gen_push): Push register in word_mode instead of Pmode.
10740 (ix86_emit_save_regs): Likewise.
10741 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
10742 (gen_pop): Pop register in word_mode instead of Pmode.
10743 (ix86_emit_restore_regs_using_pop): Likewise.
10744 (ix86_expand_prologue): Replace Pmode with word_mode for push
10745 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
10746 restore RAX and R10 in word_mode.
10747 (ix86_emit_restore_regs_using_mov): Restore integer registers
10749 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
10751 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
10752 (ix86_split_long_move): Likewise.
10754 * config/i386/i386.md (W): New.
10755 (*push<mode>2_prologue): Replace :P with :W.
10756 (*pop<mode>1): Likewise.
10757 (*pop<mode>1_epilogue): Likewise.
10758 (push/pop peephole2): Use word_mode scratch registers.
10760 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10762 * config/i386/predicates.md (indirect_branch_operand): Simplify.
10764 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10766 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
10767 for constants in [-63,63].
10769 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10773 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10775 * config/i386/i386.c (ix86_print_operand_address): Only handle
10776 zero-extended DImode addresses.
10778 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10780 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
10781 * configure: Regenerate.
10783 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10786 * config/avr/avr.c (avr_mem_clobber): New static function.
10787 (avr_expand_delay_cycles): Add memory clobber operand to
10788 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
10789 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
10790 (enable_interrupt, disable_interrupt): New expander.
10791 (nopv, sleep, wdr): New expanders.
10792 (delay_cycles_1): Add memory clobber.
10793 (delay_cycles_2): Add memory clobber.
10794 (delay_cycles_3): Add memory clobber.
10795 (delay_cycles_4): Add memory clobber.
10796 (cli_sei): New insn from former "enable_interrupt",
10797 "disable_interrupt" with memory clobber.
10798 (*wdt): New insn from former "wdt" with memory clobber.
10799 (*nopv): Similar, but for "nopv".
10800 (*sleep): Similar, but for "sleep".
10802 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
10803 Kaz Kojima <kkojima@gcc.gnu.org>
10806 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
10807 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
10808 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10810 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10812 * config/i386/predicates.md (x86_64_zext_general_operand): New.
10813 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
10814 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
10816 2012-03-07 Walter Lee <walt@tilera.com>
10818 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
10819 REG_CFA_* notes for the stack pointer.
10820 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
10821 EH_RETURN_STACKADJ_RTX.
10822 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
10823 generate REG_CFA_* notes for the stack pointer.
10824 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
10825 by EH_RETURN_STACKADJ_RTX.
10827 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10829 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
10830 when __AVR_3_BYTE_PC__ is defined.
10832 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10834 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
10835 (ix86_print_operand): Handle '^'.
10836 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
10837 using P mode iterator. Add %^ to asm template to conditionally emit
10839 (*rep_movdi_rex64): Ditto.
10840 (*strsetdi_rex_1): Ditto.
10841 (*rep_stosdi_rex64): Ditto.
10842 (*strmov{si,hi,qi}_1): Add %^ to asm template to
10843 conditionally emit addr32 prefix.
10844 (*rep_mov{si,qi}): Ditto.
10845 (*strset{si,hi,qi}): Ditto.
10846 (*rep_stos{si,qi}): Ditto.
10847 (*cmpstrnqi_nz_1): Ditto.
10848 (*cmpstrnqi_1): Ditto.
10849 (*strlenqi_1): Ditto.
10851 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
10853 * config/i386/i386.c (function_value_64): Return pointers in
10854 word_mode instead of Pmode.
10855 (ix86_promote_function_mode): Likewise.
10857 2012-03-07 Richard Guenther <rguenther@suse.de>
10859 * coverage.c (get_gcov_type): Use type_for_mode.
10860 (get_gcov_unsigned_t): Likewise.
10861 * expr.c (store_constructor): Use type_for_mode.
10862 (try_casesi): Likewise.
10863 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
10864 (add_standard_iv_candidates): Use standard type trees.
10865 * dojump.c (do_jump): Remove dead code.
10867 2012-03-07 Richard Guenther <rguenther@suse.de>
10869 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
10871 2012-03-07 Richard Guenther <rguenther@suse.de>
10873 * convert.c (strip_float_extensions): Move ...
10874 * tree.c (strip_float_extensions): ... here.
10876 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10879 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
10881 2012-03-07 Richard Guenther <rguenther@suse.de>
10883 * omp-low.c (extract_omp_for_data): Use signed_type_for.
10884 (expand_omp_for_generic): Likewise.
10885 (expand_omp_for_static_nochunk): Likewise.
10886 (expand_omp_for_static_chunk): Likewise.
10887 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
10888 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
10889 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
10890 Use unsigned_type_for.
10891 (vect_create_cond_for_align_checks): Use signed_type_for.
10893 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
10895 PR rtl-optimization/52203
10896 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
10897 all callers to pass NULL except ...
10898 (reset_sched_cycles_in_current_ebb): ... here, save the value
10899 in new variable 'empty'. Increase issue_rate only for
10902 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
10905 * Makefile.in: Let install-gcc-ar depend on installdirs,
10906 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
10907 Don't double canonicalize if cross-compiling.
10909 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10912 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
10913 to: RAMPZ, RAMPY, RAMPX, RAMPD.
10914 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
10916 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10919 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
10921 * config/avr/avr.md (xload_8): Adjust insn length.
10923 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10926 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
10927 if RAMPZ affects reading from RAM.
10929 2012-03-07 Richard Guenther <rguenther@suse.de>
10933 * doc/invoke.texi (Precompiled Headers): Remove sentence that
10934 suggests you can include PCHs from inside another header.
10936 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
10938 PR middle-end/52515
10939 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
10941 2012-03-07 Kai Tietz <ktietz@redhat.com>
10943 * doc/invoke.texi (fwritable-relocated-rdata): Document
10944 new Cygwin/MinGW target option.
10945 * config/i386/winnt.c (i386_pe_unique_section): Ignore
10946 reloc if flag -fwritable-relocated-rdata is not set.
10947 (i386_pe_section_type_flags): Likewise.
10948 * config/i386/cygming.opt (fwritable-relocated-rdata):
10949 Add new flag variable flag_writable_rel_rdata.
10951 2012-03-07 Richard Guenther <rguenther@suse.de>
10953 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
10954 precision against gimple constraints.
10956 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
10958 PR middle-end/52372
10959 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
10961 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
10962 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
10964 (init_emit_regs): Move associated initialization to...
10965 (init_emit_once): ...here.
10967 2012-03-06 Richard Henderson <rth@redhat.com>
10969 * config/m68k/m68k.h (ISA_HAS_TAS): New.
10970 * config/m68k/sync.md (atomic_test_and_set): Use it.
10971 (atomic_test_and_set_1): Likewise.
10973 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10976 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
10977 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
10978 (vector_ltgt<mode>): Likewise.
10979 (vector_ordered<mode>): Likewise.
10980 (vector_unordered<mode>): Likewise.
10981 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
10983 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
10985 * trans-mem.c: New typedef for tm_region_p.
10986 Define vector types for tm_region_p.
10987 (tm_region_init): Replace region_worklist to a vector called
10990 2012-03-06 Richard Guenther <rguenther@suse.de>
10992 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
10993 MEM_REF with constant pointer operand.
10995 2012-03-06 Richard Guenther <rguenther@suse.de>
10997 PR middle-end/52493
10998 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11000 2012-03-06 Tristan Gingold <gingold@adacore.com>
11002 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11003 (external_model_kind): Improve documentation.
11004 (vms_pragma_extern_model): Handle relaxed_redef.
11005 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11007 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11009 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11010 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11011 Some more notes on EIND usage and reorder EIND subsection.
11013 2012-03-06 Tristan Gingold <gingold@adacore.com>
11015 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11016 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11018 2012-03-06 Tristan Gingold <gingold@adacore.com>
11020 * config/vms/t-vmsnative (version): Define.
11021 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11023 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11025 PR rtl-optimization/52250
11026 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11027 to put note list into. Unconditionally call move_bb_info.
11028 (move_bb_info): Do not assert the blocks being in the same region,
11029 just drop the note list if they are not.
11031 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11034 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11035 and use unified expansion logic.
11036 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11037 closer to the existing movt insn.
11038 (negc): Rename insn to *negc. Add new expander.
11039 (movnegt): Use xor pattern for T bit negation. Reserve helper
11040 constant for negc pattern.
11041 (*movnegt): New insn and splitter.
11043 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11045 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11048 2012-03-05 Richard Henderson <rth@redhat.com>
11050 * genemit.c (main): Include "target.h" in insn-emit.c.
11051 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11052 * config/sh/sync.md (atomic_test_and_set): Reference
11053 targetm.atomic_test_and_set_trueval instead of
11054 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11056 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11058 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11061 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11063 * langhooks.c (add_builtin_type): New function.
11064 * langhooks.h (add_builtin_type): Export it.
11065 * config/mep/mep.c (mep_init_builtins): Use it.
11066 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11068 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11071 * tree.h (BLOCK_SAME_RANGE): Define.
11072 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11073 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11074 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11075 isn't equal to supercontext fragment's fragment chain.
11076 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11078 (blocks_nreverse_all): Likewise.
11079 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11080 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11081 supercontext fragment's fragment origin.
11082 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11083 range as its parent (or parents thereof etc.), use the parent's
11084 DW_AT_ranges value instead of creating a new .debug_ranges range.
11086 2012-03-05 Richard Henderson <rth@redhat.com>
11089 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11090 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11091 BIGGEST_ALIGNMENT is aligned.
11093 2012-03-05 Richard Henderson <rth@redhat.com>
11095 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11096 * config/sh/sh.c: ... here.
11098 2012-03-05 Richard Henderson <rth@redhat.com>
11101 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11102 instead of calling negqi2 directly.
11104 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11106 PR middle-end/52463
11107 * trans-mem.c (tm_region_init): Use last_basic_block.
11109 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11111 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11112 * config/sh/sync.md (atomic_test_and_set): New expander.
11113 (tasb, atomic_test_and_set_soft): New insns.
11114 * config/sh/sh.opt (menable-tas): New option.
11115 * doc/invoke.texi (SH Options): Document it.
11117 2012-03-05 Richard Guenther <rguenther@suse.de>
11119 * cfgloop.c (verify_loop_structure): Verify dominators before
11121 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11122 dominators from here.
11123 * graphite-scop-detection.c (create_sese_edges): Likewise.
11124 * loop-doloop.c (doloop_optimize_loops): Likewise.
11125 * loop-init.c (loop_optimizer_init): Likewise.
11126 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11127 * loop-unswitch.c (unswitch_loops): Likewise.
11128 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11129 * tree-parloops.c (parallelize_loops): Likewise. Verify
11130 only when checking is enabled.
11131 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11133 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11135 * genautomata.c (parse_automata_opt): New static function.
11136 (initiate_automaton_gen): Remove all option handling code. Remove
11137 argc argument. All callers changed.
11138 (main): Call init_rtx_reader_args_cb with the new function as argument.
11140 2012-03-05 Richard Guenther <rguenther@suse.de>
11142 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11143 * tree-if-conv.c (combine_blocks): Free post-dominator info
11145 * tree-parloops.c (create_parallel_loop): Free and re-compute
11146 dominator info after breaking it.
11148 2012-03-05 Richard Guenther <rguenther@suse.de>
11150 PR middle-end/52353
11151 * optabs.h (trapv_unoptab_p): New function.
11152 (trapv_binoptab_p): Likewise.
11153 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11154 a proper equiv_may_trap argument.
11155 (expand_unop): Likewise.
11156 (emit_libcall_block_1): Take extra argument whether the
11157 instruction may trap. Renamed from ...
11158 (emit_libcall_block): ... this. New wrapper.
11160 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11162 PR tree-optimization/51721
11163 * tree-vrp.c (register_edge_assert_for_2): If comparing
11164 lhs of right shift by constant with an integer constant,
11165 add ASSERT_EXPRs for the rhs1 of the right shift.
11167 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11169 2012-03-05 Richard Guenther <rguenther@suse.de>
11171 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11172 (integer_onep): Likewise.
11173 (integer_all_onesp): Likewise.
11175 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11177 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11179 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11181 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11182 instead of TARGET_64BIT.
11184 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11186 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11189 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11191 * config/i386/i386.c (ix86_print_operand_address): Only handle
11192 zero-extended DImode addresses.
11194 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11196 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11197 taken and cputaken as bool.
11199 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11201 * config/i386/constraints.md (Ya): New internal constraint.
11202 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11203 (*zero_extendsidi2_rex64): Add x,x alternative.
11204 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11205 Remove flags reg clobber. Adjust corresponding splits.
11206 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11207 zero_extendqisi2 expanders using SWI12 mode iterator.
11208 (zero_extend<mode>si2_and): Macroize insn from
11209 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11211 (*zero_extend<mode>si2): Macroize insn from
11212 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11213 (*zero_extend*2_movzbl_and): Remove insn patterns.
11214 (zero_extendqihi2_and): Merge corresponding splitter.
11215 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11216 (*zero_extend*2_movzbl_and): Remove insn patterns.
11217 (*anddi_1): Split TYPE_IMOVX instructions.
11218 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11220 (and->zext splitter): Add splitter pattern.
11221 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11223 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11225 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11227 (Debugging Options): Likewise.
11228 (Optimize Options): Likewise.
11229 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11230 with other architectures. Use official processor names with correct
11231 spelling/capitalization. Fix formatting and grammar issues.
11232 (i386 and x86-64 Windows Options): Similar cleanup here.
11234 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11236 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11238 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11240 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11241 DBX_REGISTER_NUMBER.
11243 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11245 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11246 operand is CONST_INT. Take COSTS_N_INSNS into account.
11247 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11250 2012-03-02 Richard Henderson <rth@redhat.com>
11252 * optabs.c (expand_atomic_test_and_set): Honor
11253 atomic_test_and_set_trueval even when atomic_test_and_set
11254 optab is not in use.
11256 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11260 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11261 GENERAL_REGS and FP_REGS for SImode.
11263 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11266 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11267 (absdi2): New expander.
11268 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11270 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11272 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11273 (atomic_exchange<mode>_soft): New insn.
11275 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11277 * config/sh/sync.md: Update copyright notice dates.
11278 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11280 (atomic_compare_and_swap<mode>_soft): Likewise.
11282 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11285 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11286 * config/sh/sh.c: Update copyright notice dates.
11287 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11288 alignment for TARGET_HARD_SH4.
11289 (sh_option_override): Reduce default function alignment. Set
11290 loop alignment to 4 bytes when not optimizing for size.
11292 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11294 PR middle-end/50335
11295 * doc/invoke.texi (floop-flatten): Remove.
11296 * toplev.c (process_options): Remove references to flag_loop_flatten.
11297 * tree-ssa-loop.c (gate_graphite_transform): Same.
11298 * common.opt (floop-flatten): Obsolete.
11299 * graphite-poly.c (apply_poly_transforms): Remove reference to
11301 * Makefile.in (graphite-flattening.o): Remove.
11302 * graphite-flattening.c: Remove.
11304 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11306 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11307 having mode compatible with the mode of previous compare. Substitute
11308 compare mode of previous compare with the mode, compatible
11309 with eliminated and previous compare.
11311 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11313 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11315 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11317 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11318 compatible with CCGOCmode and CCGCmode.
11320 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11322 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11324 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11326 * config/arm/arm.c (arm_sat_operator_match): New function.
11327 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11328 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11329 ("SAT", "SATrev"): New code iterators.
11330 ("SATlo", "SAThi"): New code iterator attributes.
11331 ("*satsi_<SAT:code>"): New pattern.
11332 ("*satsi_<SAT:code>_shift"): Likewise.
11333 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11334 and "shift" attributes.
11335 ("arm_usatsihi"): Add "insn" attribute.
11336 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11337 by powers of two. Do not allow shift by 32.
11339 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11342 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11343 to pass the argument in the register of "natural" mode.
11345 2012-03-02 Richard Guenther <rguenther@suse.de>
11347 PR tree-optimization/52406
11348 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11349 (struct indices): Add unconstrained_base member.
11350 (struct dr_alias): Remove unused vops member.
11351 (DR_UNCONSTRAINED_BASE): New define.
11352 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11353 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11354 be an artificial access that covers the whole indexed object,
11355 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11356 plain decl base-objects to their MEM_REF variant.
11357 (dr_may_alias_p): When the base-object of either data reference
11358 has unknown size use only points-to information.
11359 (compute_affine_dependence): Make dumps easier to read and
11361 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11362 DR_REF when looking for packed references.
11363 (vect_supportable_dr_alignment): Likewise.
11365 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11367 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11368 Improve conditions for peepholes of loads followed by commutative
11370 * config/arm/ldmstm.md: Regenerated.
11372 2012-03-02 Richard Guenther <rguenther@suse.de>
11374 * BASE-VER: Set to 4.8.0.
11376 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11378 * config.gcc (obsolete): Add all ARM targets using the FPA.
11379 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11380 * doc/install.texi: Avoid references to obsolete ARM ports.
11382 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11384 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11386 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11387 Joern Rennecke <joern.rennecke@embecosm.com>
11389 * doc/extend.texi: Expand and update information on interrupt
11390 attribute for Epiphany.
11392 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11394 * config/sh/sh-protos.h: Update copyright notice dates.
11395 * config/sh/sh.h: Likewise.
11396 * config/sh/sh.md: Likewise.
11397 * config/sh/constraints.md: Likewise.
11398 * config/sh/predicates.md: Likewise.
11400 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11402 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11403 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11405 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11407 * config/sh/constraints.md: Fix comment typo.
11409 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11412 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11413 unsigned HOST_WIDE_INT.
11414 (zvdep_imm64): Likewise.
11415 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11416 (vdepi_and): Likewise.
11417 Likewise for unamed 64-bit patterns.
11418 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11420 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11423 PR rtl-optimization/52417
11424 * cselib.c (cselib_any_perm_equivs): New variable.
11425 (cselib_reset_table): Check that it's not set when not
11426 preserving constants.
11427 (cselib_add_permanent_equiv): Set it.
11428 (cselib_have_permanent_equivalences): New.
11429 (cselib_init, cselib_finish): Reset it.
11430 * cselib.h (cselib_have_permanent_equivalences): Declare.
11431 * alias.c (get_addr): Restore earlier behavior when there
11432 aren't permanent equivalences.
11434 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11436 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11437 * config/v850/v850-modes.def: Fix copyright notice.
11439 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11441 * doc/extend.texi (AVR Built-in Functions): Document
11442 __builtin_avr_flash_segment.
11444 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11445 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11446 (*split.flash_segment): New insn-and-split.
11447 * config/avr/avr.c (avr_init_builtins): Add local variables:
11448 const_memx_void_node, const_memx_ptr_type_node,
11449 char_ftype_const_memx_ptr.
11451 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11453 PR tree-optimization/52445
11454 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11455 add ssa_name_ver, offset and size fields and change store field
11457 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11458 (add_or_mark_expr): Likewise. Only consider previous stores
11459 with the same size and offset.
11460 (nt_init_block): Only look at gimple_assign_single_p stmts,
11461 doesn't look at rhs2.
11463 2012-03-01 Richard Guenther <rguenther@suse.de>
11465 PR middle-end/52443
11466 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11467 conversions from integral types to pointer types.
11469 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11471 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11472 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11473 unintentionally removed in r184616.
11475 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11477 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11480 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11481 Uros Bizjak <ubizjak@gmail.com>
11484 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11485 alternatives, add "e" constraint to the new last alternative
11486 and ! to last 3 alternatives.
11488 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11490 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11491 DW_AT_artificial attributes at the end of the processing.
11492 (gen_array_type_die): Likewise.
11493 (gen_enumeration_type_die): Likewise.
11494 (gen_struct_or_union_type_die): Likewise.
11495 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11498 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11500 PR middle-end/52419
11501 * expr.c (expand_assignment): If doing misaligned store that doesn't
11502 cover all mode bits, perform a RMW cycle.
11504 PR tree-optimization/52429
11505 * tree-parloops.c (separate_decls_in_region_debug): Return early
11506 if var is LABEL_DECL.
11508 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11510 PR tree-optimization/52424
11511 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11512 calling dom_thread_across_edge.
11514 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11516 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11518 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11520 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11521 * config/avr/avr.c (avr_output_bld): Remove unused function.
11522 (avr_out_sbxx_branch): Use "%T" to print bit position.
11524 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11526 * config/avr/avr.md: Untabify.
11528 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11530 * config/avr/avr.md (eqne): New code iterator.
11531 (*dec-and-branchsi): Use it in text peephole's condition.
11532 (*dec-and-branchhi): Ditto.
11533 (*dec-and-branchqi): Ditto.
11535 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11538 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11539 the device does not have the skip-bug.
11541 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11543 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11544 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11545 -mpretend-cmove): New.
11547 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11550 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11551 doesn't count DEBUG_INSN refs.
11552 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11553 for DEBUG_INSN refs.
11555 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11559 2012-02-20 Richard Guenther <rguenther@suse.de>
11560 PR tree-optimization/52298
11561 * tree-vect-stmts.c (vectorizable_load): Properly use
11562 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11564 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11566 PR middle-end/51752
11567 * gimple.h (gimple_in_transaction): New.
11568 (gimple_set_in_transaction): New.
11569 (struct gimple_statement_base): Add in_transaction field.
11570 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11572 (tree_ssa_lim_initialize): Compute transaction bits.
11573 * tree.h (compute_transaction_bits): Protoize.
11574 * trans-mem.c (tm_region_init): Use the heap to store BB
11576 (compute_transaction_bits): New.
11578 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11580 * gcc.c (display_help): Document --help=common and sort entries
11583 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11585 * doc/install.texi: Document check-$LANG specific shortcuts
11587 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11590 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11592 * config/arm/arm_neon.h: Regenerate.
11593 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11594 (neon_vcgeu): New insn.
11595 (neon_vcgtu): Likewise.
11596 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11597 (ops): Unsigned comparison intrinsics call a different builtin.
11599 2012-02-28 Richard Guenther <rguenther@suse.de>
11602 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11603 ordering for the VEC_CONCAT for two element vectors for
11604 V2SFmode, V2SImode and V2DImode.
11606 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11609 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11610 detecting big-endian triplets.
11612 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11614 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11615 mode if there is no type information available.
11617 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11619 PR tree-optimization/53207
11620 * doc/invoke.texi: Document as experimental and relying on graphite.
11622 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11624 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11625 of initializer to changes from r184614.
11627 2012-02-28 Richard Guenther <rguenther@suse.de>
11629 PR tree-optimization/52395
11630 * tree-sra.c (build_ref_for_offset): Also look at the base
11631 TYPE_ALIGN when figuring out the alignment of the replacement.
11633 2012-02-28 Richard Guenther <rguenther@suse.de>
11635 PR tree-optimization/52402
11636 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11637 mis-aligned types when creating the accesses at the call site.
11639 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11641 * config/avr/builtins.def: New file.
11642 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11643 * config/avr/avr.c (enum avr_builtin_id): Use it.
11644 (avr_init_builtins): Use it. And use avr_bdesc.
11645 (bdesc_1arg): Remove.
11646 (bdesc_2arg): Remove.
11647 (bdesc_3arg): Remove.
11648 (struct avr_builtin_description): Add field n_args.
11649 (avr_bdesc): New static variable using builtins.def.
11650 (avr_expand_builtin): Use it.
11651 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11652 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11653 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11655 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11658 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11659 match only one single hard register with respective hard reg rtx.
11660 (movmemx_<mode>): Ditto.
11661 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11662 insn anatomy of movmem[x]_<mode>.
11663 (avr_out_movmem): Same for printing assembler and operand usage.
11665 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11669 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
11670 address spaces located outside of device flash.
11672 * config/avr/avr.h (base_arch_s): Remove field n_segments.
11673 (mcu_type_s): Add field n_flash.
11674 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
11675 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
11676 (AVR_MCU): Add N_FLASH argument.
11677 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
11678 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
11679 macro __FLASH<n> if that address space makes sense for the device.
11680 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
11681 outside of target flash.
11682 (avr_asm_named_section): Ditto.
11683 (avr_asm_select_section): Ditto.
11684 (avr_addr_space_convert): Ditto.
11685 (avr_emit_movmemhi): Ditto.
11686 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
11687 address space is outside of device flash.
11688 (avr_insert_attributes): Ditto.
11689 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
11690 avr_current_arch->n_segments.
11692 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
11695 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
11696 (*movabs<mode>_2): Likewise.
11698 2012-02-27 Jakub Jelinek <jakub@redhat.com>
11701 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
11702 s_register_operand in the test instead of REG_P. Don't call
11703 gen_reg_rtx if it won't be used.
11705 PR tree-optimization/52376
11706 * ipa-split.c (split_function): Ignore CLOBBER stmts.
11708 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
11710 * ifcvt.c (noce_get_condition): Check condition variable is not
11711 small_register_classes_for_mode_p before accepting.
11713 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
11715 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
11717 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11720 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11721 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11723 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11725 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
11727 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
11729 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
11731 * config/sh/predicates.md: Remove blank lines.
11732 * config/sh/sh.c: Fix typos in comments.
11733 * config/sh/constraints.md: Likewise.
11734 * config/sh/sh.md: Remove blank lines.
11735 Fix typos in comments. Use ;; as comment characters.
11737 2012-02-26 Walter Lee <walt@tilera.com>
11739 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
11740 (replace_mov_pcrel_step2): Ditto.
11742 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
11745 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
11746 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
11747 and locs that reference values newer than the non-canonical value
11748 at hand. Return the canonical value as a worst case.
11749 (memrefs_conflict_p): Walk canonical value's locs.
11752 * cselib.c (preserve_only_constants): Rename to...
11753 (preserve_constants_and_equivs): ... this. Split out...
11754 (invariant_or_equiv_p): ... this. Preserve plus expressions
11755 of other preserved expressions too.
11756 (cselib_reset_table): Adjust.
11757 * var-tracking.c (reverse_op): Use canonical value to build
11760 2012-02-23 Kai Tietz <ktietz@redhat.com>
11762 * config/i386/i386.c (ix86_delegitimize_address): Handle
11763 UNSPEC_PCREL plus displacement.
11765 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
11768 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
11769 to test for unusedness in st X addressing.
11771 2012-02-24 Richard Guenther <rguenther@suse.de>
11773 PR middle-end/52361
11774 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
11775 (is_gimple_reg_type): Move inline ...
11776 * gimple.h (is_gimple_reg_type): ... here.
11778 2012-02-24 Richard Guenther <rguenther@suse.de>
11780 PR middle-end/52361
11781 * passes.c (execute_function_todo): When verifying SSA form
11782 verify gimple form first.
11783 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
11785 2012-02-24 Richard Guenther <rguenther@suse.de>
11787 PR middle-end/52355
11788 * fold-const.c (fold_addr_of_array_ref_difference): New function.
11789 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
11791 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11793 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
11795 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11797 * tree-phinodes.c (make_phi_node): Mark static.
11798 * tree-flow.h (make_phi_node): Remove extern decl.
11799 * doc/gimple.texi (make_phi_node): Remove documentation.
11801 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11803 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
11804 * tree-ssa-sccvn.c (print_scc): Ditto.
11806 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11808 * doc/passes.texi (Full redundancy elimination): Fix typo.
11810 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11812 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
11814 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
11817 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
11819 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
11822 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
11824 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
11826 * config/avr/avr.md (code_stdname): Add ior, xor.
11827 (xior): New code iterator.
11828 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
11829 (*<code_stdname><mode>qi.byte1-3): Ditto.
11831 2012-02-23 Jakub Jelinek <jakub@redhat.com>
11833 PR tree-optimization/52019
11834 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
11837 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11839 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
11840 HAVE_INITFINI_ARRAY to work around namespace pollution in
11841 certain versions of newlib system headers.
11842 * config.in: Regenerate.
11843 * configure: Regenerate.
11844 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
11845 instead of HAVE_INITFINI_ARRAY.
11847 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
11850 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
11851 is not offsettable memory reference.
11853 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11856 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
11857 setting avr_need_clear_bss_p for __gnu_lto* symbols.
11859 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11861 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
11862 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
11864 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11866 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
11867 library on Solaris 8 even without TLS support.
11868 * configure: Regenerate.
11870 2012-02-22 Richard Guenther <rguenther@suse.de>
11872 PR middle-end/52329
11873 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
11874 for GIMPLE_DEBUG stmts.
11876 2012-02-22 Martin Jambor <mjambor@suse.cz>
11878 PR middle-end/51782
11879 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
11880 according to the base object.
11882 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11884 PR rtl-optimization/50063
11885 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
11886 and 2 (8-bit SP) in operand 2.
11887 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
11888 setup to use movhi_sp_r instead of vanilla move to write SP.
11889 Adjust REG_CFA notes to superseed unspec.
11890 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
11892 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
11893 known to be off) only with TARGET_NO_INTERRUPTS. Never use
11894 irq_state 1 (IRQ known to be on) here.
11896 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
11898 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
11900 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
11901 assign_hard_reg): Likewise.
11903 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11905 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
11907 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11909 * config/avr/avr.md
11910 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
11911 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
11913 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11915 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
11916 prototype from here to...
11917 * config/avr/avr.h: ...here.
11919 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
11922 * thumb2.md (thumb2_shiftsi3_short): Split register and
11923 immediate shifts. For register shifts tie operands 0 and 1.
11924 (peephole2 for above): Check that register-controlled shifts
11925 have suitably tied operands.
11927 2012-02-21 Quentin Neill <quentin.neill@amd.com>
11930 * config/i386/bdver1.md (bdver1_call, bdver1_push,
11931 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
11932 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
11933 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
11934 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
11935 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
11936 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
11937 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
11938 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
11939 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
11940 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
11941 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
11942 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
11943 bdver1_ssevector_avx256_unaligned_load,
11944 bdver1_ssevector_sse128_unaligned_load,
11945 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
11946 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
11947 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
11948 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
11949 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
11950 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
11951 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
11952 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
11953 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
11954 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
11955 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
11956 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
11957 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
11958 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
11959 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
11960 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
11961 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
11962 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
11963 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
11964 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
11965 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
11966 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
11967 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
11968 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
11969 bdver1_ssediv_double_load, bdver1_ssediv_double,
11970 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
11971 Add "bdver2" attribute.
11973 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11975 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
11976 default if possible and not specified otherwise.
11978 2012-02-21 Richard Guenther <rguenther@suse.de>
11980 PR middle-end/52314
11981 * gimplify.c (create_tmp_from_val): Use the main variant type
11982 for the type of the temporary we create.
11984 2012-02-21 Richard Guenther <rguenther@suse.de>
11986 PR tree-optimization/52324
11987 * gimplify.c (gimplify_expr): When re-gimplifying expressions
11988 do not gimplify a MEM_REF address operand if it is already
11991 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11993 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
11994 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
11996 2012-02-21 Richard Guenther <rguenther@suse.de>
11998 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
11999 nested_in_vect_loop.
12001 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12003 PR tree-optimization/52318
12004 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12005 vdef also to non-pure/const call stmts in the sequence.
12007 2012-02-21 Tristan Gingold <gingold@adacore.com>
12009 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12011 2012-02-20 David S. Miller <davem@davemloft.net>
12013 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12014 don't use the "rd %pc" instruction on v9 for PIC register loads.
12016 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12018 PR middle-end/52141
12019 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12020 in a transaction safe function.
12022 2012-02-20 Kai Tietz <ktietz@redhat.com>
12025 * stor-layout.c (place_field): Handle desired_align for
12028 2012-02-20 Richard Guenther <rguenther@suse.de>
12030 PR tree-optimization/52298
12031 * tree-vect-stmts.c (vectorizable_store): Properly use
12032 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12034 (vectorizable_load): Likewise.
12035 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12036 Access DR_STEP after ensuring it is not NULL.
12038 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12040 PR tree-optimization/52286
12041 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12042 optimization use double_int_to_tree instead of build_int_cst_wide,
12043 rewrite to use double_int vars.
12045 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12048 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12050 Remove -e 0 from $gcc_cv_ld invocation.
12051 Only use __GLIBC_PREREQ if defined.
12052 Enable on Solaris since Solaris 8 patch.
12053 (gcc_SUN_LD_VERSION): New macro.
12054 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12055 gcc_SUN_LD_VERSION for version number format.
12056 * configure: Regenerate.
12057 * varasm.c (get_elf_initfini_array_priority_section): Set
12058 SECTION_NOTYPE for non-default priority.
12059 Use get_section instead of get_unnamed_section to emit
12060 .init_array/.fini_array with default priority.
12062 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12064 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12065 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12066 (mips_start_unique_function, mips_output_mips16_rdhwr)
12067 (mips_code_end): New functions.
12068 (TARGET_ASM_CODE_END): Define.
12070 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12072 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12073 to stubs with non-sibling calls.
12075 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12077 * doc/invoke.texi (-fira-* options): Copy-edit.
12078 (ira-* parameters): Copy-edit.
12080 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12082 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12083 GCC coding conventions.
12085 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12087 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12088 when used as adjectives.
12090 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12092 * doc/invoke.texi: Clean up "that"/"which" confusion.
12094 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12096 * system.h: Poison SMALL_REGISTER_CLASSES
12097 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12098 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12100 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12102 PR tree-optimization/52285
12103 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12104 when deciding if a call is a tail call or tail recursion.
12106 2012-02-16 Kai Tietz <ktietz@redhat.com>
12108 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12109 interger-constant displacement for UNSPEC_PCREL.
12111 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12113 PR rtl-optimization/52208
12114 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12115 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12117 PR tree-optimization/52255
12118 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12119 loop->header has virtual PHI, but exit_e->dest doesn't, add
12120 virtual PHI to exit_e->dest and adjust all uses after the loop.
12123 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12124 children with clone_tree_hash, not after it.
12126 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12128 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12129 extended identifiers.
12131 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12133 PR middle-end/51929
12134 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12135 a same_body_alias, also test whether e->callee isn't a former
12136 or current clone of the decl this is a same body alias of.
12138 PR translation/52264
12139 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12141 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12143 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12145 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12148 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12149 force_reg instead of copy_to_reg for better optimization. Force
12150 non-register or memory operands into a register.
12152 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12154 * extend.texi: Reserve upper bits of memory model for future use.
12156 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12157 Anatoly Sokolov <aesok@post.ru>
12158 Eric Weddington <eric.weddington@atmel.com>
12161 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12162 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12163 Rewrite initializers for .macro.
12164 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12165 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12166 atxmega32d4, atxmega32x1.
12167 avrxmega4: atxmega64a3, atxmega64d3.
12168 avrxmega5: atxmega64a1, atxmega64a1u.
12169 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12170 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12171 avrxmega7: atxmega128a1, atxmega128a1u.
12172 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12173 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12174 (struct base_arch_s): Rename reserved to xmega_p.
12175 Rename reserved2 to have_rampd.
12176 (AVR_XMEGA): New define.
12177 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12178 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12179 * config/avr/predicates.md (io_address_operand): Take into
12180 account SFR offset.
12181 (low_io_address_operand): Ditto.
12182 (high_io_address_operand): Ditto.
12183 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12184 (enabled, movhi_sp_r): Use them.
12185 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12186 cpp_define_formatted to built-in define __AVR_ARCH__.
12187 (__AVR_XMEGA__): New built-in define.
12188 (__AVR_HAVE_RAMPD__): New built-in define.
12189 (__AVR_HAVE_RAMPX__): New built-in define.
12190 (__AVR_HAVE_RAMPY__): New built-in define.
12191 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12193 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12194 (avr_option_override): Initialize them.
12195 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12196 (avr_init_expanders): Initialize them. No more block several calls.
12197 (emit_push_sfr): New static function.
12198 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12200 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12201 (avr_print_operand): Print addreeses as symbols for
12202 RAMPX, RAMPY, RAMPD, CCP.
12203 (output_movhi): Handle AVR_XMEGA when writing to SP.
12204 (avr_out_movhi_mr_r_xmega): New static function.
12205 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12206 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12207 __RAMPD__, __CCP__ as needed.
12209 * config/avr/multilib.h: Regenerate.
12210 * config/avr/t-multilib: Regenerate.
12211 * config/avr/avr-tables.opt: Regenerate.
12213 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12215 PR tree-optimization/50561
12216 * graphite-flattening.c (lst_project_loop): Do not
12217 remove old scattering dimensions after flattening.
12218 (lst_do_flatten): Likewise.
12220 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12222 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12223 __builtin_avr_map8, __builtin_avr_map16.
12224 Document __builtin_avr_insert_bits.
12226 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12227 (insert_bits): New insn.
12228 (adjust_len.map_bits): Rename to insert_bits.
12229 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12230 * avr-protos.h (avr_out_map_bits): Remove.
12231 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12232 * config/avr/constraints.md (Cxf,C0f): New.
12233 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12234 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12235 New built-in define __BUILTIN_AVR_INSERT_BITS.
12236 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12237 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12238 (avr_move_bits): Rewrite.
12239 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12241 (avr_map_op_t): New typedef.
12242 (avr_map_op): New static variable.
12243 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12244 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12245 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12246 (bdesc_3arg, avr_expand_triop_builtin): New.
12247 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12248 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12249 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12250 (avr_map_equal_p, avr_map_sig_p): Remove.
12251 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12252 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12253 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12254 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12255 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12256 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12258 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12260 * config/c6x/c6x.md (reserve_cycles): New attribute.
12261 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12262 don't reserve functional units after the branch occurs.
12264 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12266 PR middle-end/52142
12267 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12268 functions into non-tm_pure functions.
12270 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12273 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12274 (iterative_hash_canonical_type): Likewise.
12275 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12278 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12280 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12281 sched-group insn, it either remains alone or the entire list is pruned.
12283 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12285 * doc/install.texi (Prerequisites): Fix grammar.
12286 (Configuration): Likewise.
12288 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12290 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12291 MPC as part of GCC before describing configuring with --with-gmp etc.
12292 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12293 sources are present.
12295 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12298 * dwarf2out.c (clone_tree_hash): New function.
12299 (copy_decls_walk): Use it instead of clone_tree.
12301 2012-02-14 Richard Guenther <rguenther@suse.de>
12303 PR tree-optimization/52244
12304 PR tree-optimization/51528
12305 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12306 replacements for integral types.
12308 2012-02-14 Walter Lee <walt@tilera.com>
12310 * config.gcc: Handle tilegx and tilepro.
12311 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12312 tilegx and tilepro.
12313 Add HAVE_AS_TLS check for tilegx and tilepro.
12314 * configure: Regenerate.
12315 * doc/contrib.texi: Add Mat Hostetter and self.
12316 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12317 Document instruction intrinsics and network accessing intrinsics.
12318 (TILEPro Built-in Functions): New node. Document instruction
12319 intrinsics and network accessing intrinsics.
12320 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12321 (Specific, tilepro-*-linux*): Likewise.
12322 * doc/invoke.texi (TILE-Gx Options): New section.
12323 (TILEPro Options): New section.
12324 * doc/md.texi (TILE-Gx): New section.
12325 (TILEPro): New section.
12326 * common/config/tilegx/tilegx-common.c: New file.
12327 * common/config/tilepro/tilepro-common.c: New file.
12328 * config/tilegx/constraints.md: New file.
12329 * config/tilegx/linux.h: New file.
12330 * config/tilegx/mul-tables.c: New file.
12331 * config/tilegx/predicates.md: New file.
12332 * config/tilegx/sync.md: New file.
12333 * config/tilegx/t-tilegx: New file.
12334 * config/tilegx/tilegx-builtins.h: New file.
12335 * config/tilegx/tilegx-c.c: New file.
12336 * config/tilegx/tilegx-generic.md: New file.
12337 * config/tilegx/tilegx-modes.def: New file.
12338 * config/tilegx/tilegx-multiply.h: New file.
12339 * config/tilegx/tilegx-protos.h: New file.
12340 * config/tilegx/tilegx.c: New file.
12341 * config/tilegx/tilegx.h: New file.
12342 * config/tilegx/tilegx.md: New file.
12343 * config/tilegx/tilegx.opt: New file.
12344 * config/tilepro/constraints.md: New file.
12345 * config/tilepro/gen-mul-tables.cc: New file.
12346 * config/tilepro/linux.h: New file.
12347 * config/tilepro/mul-tables.c: New file.
12348 * config/tilepro/predicates.md: New file.
12349 * config/tilepro/t-tilepro: New file.
12350 * config/tilepro/tilepro-builtins.h: New file.
12351 * config/tilepro/tilepro-c.c: New file.
12352 * config/tilepro/tilepro-generic.md: New file.
12353 * config/tilepro/tilepro-modes.def: New file.
12354 * config/tilepro/tilepro-multiply.h: New file.
12355 * config/tilepro/tilepro-protos.h: New file.
12356 * config/tilepro/tilepro.c: New file.
12357 * config/tilepro/tilepro.h: New file.
12358 * config/tilepro/tilepro.md: New file.
12359 * config/tilepro/tilepro.opt: New file.
12361 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12363 PR tree-optimization/52210
12364 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12365 vect_model_simple_cost with two entry vect_def_type array instead
12366 of an address of dt.
12368 2012-02-14 Richard Guenther <rguenther@suse.de>
12371 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12372 Do not stream DECL_QUALIFIER.
12373 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12374 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12375 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12377 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12380 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12383 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12386 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12387 * cselib.c (cselib_subst_to_values_from_insn): New function.
12388 * sched-deps.c (add_insn_mem_dependence,
12389 sched_analyze_1, sched_analyze_2): Use it.
12391 2012-02-13 Jan Hubicka <jh@suse.cz>
12393 PR middle-end/52214
12394 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12396 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12398 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12399 (GTM_SELF_SPECS): Define if not already defined.
12400 (driver_self_specs): Add GTM_SELF_SPECS.
12401 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12402 (GTM_SELF_SPECS): Define.
12403 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12404 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12406 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12408 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12411 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12413 PR middle-end/52230
12414 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12415 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12417 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12420 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12422 2012-02-13 Richard Guenther <rguenther@suse.de>
12424 PR translation/52211
12425 * passes.c (enable_disable_pass): Fix typo.
12427 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12429 PR middle-end/52209
12430 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12431 XOR for reduce_bit_field if type is unsigned.
12433 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12435 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12436 disallow changes from SFmode to mode with different size in FP regs.
12438 2012-02-12 Robert Millan <rmh@gnu.org>
12439 Gerald Pfeifer <gerald@pfeifer.com>
12441 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12444 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12446 PR rtl-optimization/52175
12447 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12448 to frame-related instructions.
12450 2012-02-10 Jason Merrill <jason@redhat.com>
12453 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12454 (demangle_new_symbols): Fill it.
12455 (scan_linker_output): Walk it.
12456 (start_tweaking): Split out from scan_linker_output.
12457 (maybe_tweak): Update sym->chosen.
12458 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12460 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12463 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12465 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12467 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12468 having the same mode as previous compare.
12470 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12472 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12473 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12474 (nonlocal_goto_internal): Likewise.
12475 (nonlocal_goto): Emit a use and an indirect jump directly.
12477 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12480 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12481 __atomic_{is,always}_lock_free.
12483 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12486 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12487 negative constant address for TARGET_X32.
12489 2012-02-10 Richard Henderson <rth@redhat.com>
12491 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12492 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12493 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12495 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12496 Ira Rosen <irar@il.ibm.com>
12498 PR tree-optimization/50031
12499 * targhooks.c (default_builtin_vectorization_cost): Handle
12500 vec_promote_demote.
12501 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12502 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12503 all types of reduction and pattern statements.
12504 (vect_estimate_min_profitable_iters): Likewise.
12505 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12506 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12507 for explicit realigns.
12508 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12509 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12510 vec_promote_demote.
12511 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12512 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12513 vec_perm for VSX and handle vec_promote_demote.
12515 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12517 PR middle-end/52177
12518 * builtins.c (fold_builtin_atomic_always_lock_free,
12519 expand_builtin_atomic_always_lock_free,
12520 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12521 Return and/or test boolean_true_node/boolean_false_node instead of
12522 integer_one_node/integer_zero_node.
12524 2012-02-10 Jan Hubicka <jh@suse.cz>
12526 PR middle-end/48600
12527 * predict.c (predict_paths_for_bb): Prevent looping.
12528 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12530 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12532 * config/arm/arm.c (output_move_double): In one case properly
12533 count number of instructions that will be emitted.
12535 2012-02-10 Richard Guenther <rguenther@suse.de>
12537 PR translation/52193
12538 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12540 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12542 PR middle-end/52140
12543 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12545 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12548 * var-tracking.c (emit_note_insn_var_location): If
12549 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12550 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12551 non-NOTE_DURING_CALL_P insn.
12553 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12555 PR middle-end/51867
12556 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12558 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12561 * gcc.c (switch_matches) Support switches with separated form,
12564 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12566 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12568 (RAMPZ_ADDR): Ditto.
12569 * config/avr/avr.c (avr_addr_t): New typedef.
12570 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12571 (avr_init_expanders): Initialize it.
12572 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12574 (expand_epilogue): Ditto.
12575 (avr_print_operand): Ditto.
12576 (avr_file_start): Ditto.
12577 (avr_emit_movmemhi): Ditto.
12579 2012-02-08 Richard Guenther <rguenther@suse.de>
12581 PR tree-optimization/46886
12582 * tree-flow.h (do_while_loop_p): Declare.
12583 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12584 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12586 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12588 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12589 always succeed for integers larger than a native word.
12591 2012-02-08 Richard Guenther <rguenther@suse.de>
12593 PR rtl-optimization/52170
12594 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12595 properly handle integer vector modes.
12597 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12599 PR gcov-profile/52150
12600 * coverage.c: Include target.h.
12601 (build_var): Call targetm.strip_name_encoding on the assembler name.
12602 Change one _ into . or $ if the target allows it.
12603 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12605 PR rtl-optimization/52139
12606 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12607 is a BARRIER after emit_insn_after_noloc, move BB_END
12608 to the last non-BARRIER insn before it.
12610 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12612 PR middle-end/24306
12613 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12614 (mips_gimplify_va_arg_expr): Call it instead of
12615 std_gimplify_va_arg_expr.
12617 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12619 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12620 message for -mno-pointers-to-nested-function.
12622 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12624 PR middle-end/51994
12625 * expr.c (get_inner_reference): If there is an offset, add a negative
12626 bit position to it (if any).
12628 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12630 PR rtl-optimization/52060
12631 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12632 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12633 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12634 and/or i0src_copy2 when needed.
12636 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12638 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12639 or LTOPLUGINSONAME if have_c.
12641 * config/freebsd-spec.h: Add comment about what macros can be defined
12643 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12644 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12647 2012-02-07 Richard Guenther <rguenther@suse.de>
12649 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12650 newline in -alias dumps.
12652 2012-02-07 Kai Tietz <ktietz@redhat.com>
12653 Dave Korn <dave.korn.cygwin@gmail.com>
12656 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12657 Take care that typinfo gets dllexport-attribute.
12659 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12661 PR middle-end/52074
12662 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12663 if modifier < EXPAND_SUM call force_operand on the result.
12665 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
12667 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
12668 adding __forwarder_dst__ prefix if a forwarder_section attribute is
12670 (epiphany_function_type): Replace types for specific interrupts with
12671 EPIPHANY_FUNCTION_INTERRUPT.
12672 (EPIPHANY_INTERRUPT_P): Update.
12673 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
12674 New static function.
12675 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
12676 <disinterrupt>: Affects type identity.
12677 (epiphany_handle_interrupt_attribute): Handle variable number of
12679 (epiphany_compute_function_type): Update for new
12680 epiphany_function_type definition.
12681 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
12682 handlers with a longcall forwarder.
12683 (epiphany_start_function): Handle multiple interrupt arguments and/or
12684 forwarder_section attribute.
12686 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
12689 2012-02-07 Alan Modra <amodra@gmail.com>
12692 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
12695 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12697 PR tree-optimization/50969
12698 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
12699 use vec_perm rather than vector_stmt.
12700 (vect_model_load_cost): Likewise.
12701 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
12702 vec_perm to be the same as other vector statements.
12703 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12704 cost of vec_perm for TARGET_VSX.
12706 2012-02-06 Richard Guenther <rguenther@suse.de>
12708 PR tree-optimization/52115
12709 * tree-sra.c (access_has_replacements_p): New function.
12710 (sra_modify_assign): Use it to decide whether a use is uninitialized.
12712 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
12714 PR middle-end/52047
12715 * trans-mem.c (expand_call_tm): Add an assertion.
12716 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
12719 2012-02-06 Richard Guenther <rguenther@suse.de>
12721 PR tree-optimization/50955
12722 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
12723 raise cost of expressions that replace an address with an
12724 expression based on a different pointer.
12726 2012-02-06 Jakub Jelinek <jakub@redhat.com>
12729 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
12730 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
12732 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
12735 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
12736 -Weffc++ and specify guidelines come from second edition.
12738 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12740 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
12741 (sibcall_value_multiple_internal, call_split, call_internal_direct)
12742 (call_direct_split, call_value_split, call_value_internal_direct)
12743 (call_value_direct_split, call_value_multiple_split): Use jal and
12744 jal_macro attributes.
12746 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12748 * reload1.c (reload_regs_reach_end_p): Replace with...
12749 (reload_reg_rtx_reaches_end_p): ...this function.
12750 (new_spill_reg_store): Update commentary.
12751 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
12752 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
12753 before setting new_spill_reg_store.
12754 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
12755 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
12756 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
12757 for non-spill reload registers.
12759 2012-02-05 Ira Rosen <irar@il.ibm.com>
12761 PR tree-optimization/52091
12762 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
12763 (vect_is_simple_use_1): Likewise.
12764 * tree-vect-loop.c (vectorizable_reduction): Update calls
12765 to vect_is_simple_use_1 and vect_is_simple_use.
12766 (vectorizable_live_operation): Likewise.
12767 * tree-vect-patterns.c (widened_name_p,
12768 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
12769 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
12770 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12771 vectorizable_shift,vectorizable_operation, vectorizable_store,
12772 vectorizable_load): Likewise.
12773 (vect_is_simple_cond): Add an argument, pass it to
12774 vect_is_simple_use_1.
12775 (vectorizable_condition): Update calls to vect_is_simple_cond,
12776 vect_is_simple_use.
12777 (vect_is_simple_use): Add an argument, the statement in which
12778 OPERAND is used. Check that if OPERAND's def stmt is a double
12779 reduction phi node, the use is a phi node too.
12780 (vect_is_simple_use_1): Add an argument, pass it to
12781 vect_is_simple_use.
12782 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
12783 to vect_is_simple_use.
12785 2012-02-04 Jakub Jelinek <jakub@redhat.com>
12787 PR rtl-optimization/52095
12788 * modulo-sched.c (dump_insn_locator): New function.
12789 (loop_canon_p, sms_schedule): Use it.
12791 PR rtl-optimization/52113
12792 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
12793 even for decomposable shift/zext insns.
12795 2012-02-03 Jakub Jelinek <jakub@redhat.com>
12796 Zdenek Dvorak <ook@ucw.cz>
12798 PR rtl-optimization/52092
12799 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
12800 on get_iv_value result.
12802 2012-02-02 Andrew Pinski <apinski@cavium.com>
12804 PR middle-end/47982
12805 PR middle-end/43967
12806 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
12808 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12810 PR middle-end/48071
12811 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
12813 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
12815 PR rtl-optimization/49800
12816 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
12817 (sched_finish): Call regstat_free_n_sets_and_refs.
12819 2012-02-02 Jia Liu <proljc@gmail.com>
12821 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
12824 2012-02-02 Jan Hubicka <jh@suse.cz>
12825 Tom de Vries <tom@codesourcery.com>
12827 PR middle-end/51998
12828 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
12829 * varpool.c (varpool_analyze_pending_decls): Likewise.
12831 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
12832 Jayant R Sonar <jayant.sonar@kpitcummins.com>
12834 * config.gcc: Add cr16-* support.
12836 * doc/extend.texi: Document cr16 extensions.
12837 * doc/install.texi: Document cr16 install.
12838 * doc/invoke.texi: Document cr16 options.
12839 * doc/md.texi: Document cr16 constraints.
12841 * common/config/cr16/cr16-common.c: New file.
12842 * config/cr16/cr16.c: New file.
12843 * config/cr16/cr16.h: New file.
12844 * config/cr16/cr16.md: New file.
12845 * config/cr16/cr16.opt: New file.
12846 * config/cr16/cr16-protos.h: New file.
12847 * config/cr16/predicates.md: New file.
12848 * config/cr16/constraints.md: New file.
12849 * config/cr16/t-cr16: New file.
12851 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12854 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
12855 that operands[2] is either immediate, or q_regs_operand.
12857 PR tree-optimization/52073
12858 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
12859 a pattern stmt for pattern uses, ignore uses outside of the loop.
12861 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12863 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
12864 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
12865 (OUT_AS1, OUT_AS2): Remove.
12867 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12869 PR rtl-optimization/51374
12870 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
12871 to cross other volatile_refs_p insns.
12873 2012-02-01 Richard Guenther <rguenther@suse.de>
12875 * doc/invoke.texi (fno-inline): Clarify documentation.
12876 (finline-small-functions): Likewise.
12877 (finline-functions): Likewise.
12878 * common.opt (finline): Adjust comment and documentation.
12879 (finline-small-functions): Clarify documentation.
12880 (finline-functions): Likewise.
12881 (finline-functions-called-once): Likewise.
12883 2012-02-01 Tristan Gingold <gingold@adacore.com>
12885 * c-typeck.c (composite_type): Keep mode for pointers.
12887 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
12889 * function.h (regno_reg_rtx): Adjust comment.
12890 * reginfo.c (init_reg_modes_target): Only use the previous mode
12891 if it fits within one register. Remove MIPS comment.
12893 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12896 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
12898 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12900 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
12901 to srak instruction.
12903 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12905 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
12907 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12912 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
12914 2012-01-31 Richard Guenther <rguenther@suse.de>
12916 PR tree-optimization/51528
12917 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
12920 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12925 * ree.c (add_removable_extension): Change def_map argument
12926 to unsigned *, store in def_map 1 + offset into *insn_list vector
12927 instead of pointers into the vector.
12928 (find_removable_extensions): Adjust caller.
12930 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12932 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
12933 Transform all "* quoted-c-code" to { c-code }.
12934 Remove redundant test for "optimize" in combine patterns.
12935 Move (include "avr-dimode.md") to end of file.
12937 2012-01-30 Bin Cheng <bin.cheng@arm.com>
12940 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
12941 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
12943 2012-01-30 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/52028
12946 * tree-loop-distribution.c (ldist_gen): Properly update
12949 2012-01-30 Jakub Jelinek <jakub@redhat.com>
12952 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
12953 set_cur_line_info_table if not emitting debug info.
12955 PR tree-optimization/52046
12956 * tree-vect-patterns.c (check_bool_pattern): Give up if
12957 a comparison could throw.
12960 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
12962 2012-01-30 Richard Guenther <rguenther@suse.de>
12964 PR tree-optimization/52045
12965 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
12966 SSA form if cfgcleanup did anything.
12968 2012-01-30 Richard Guenther <rguenther@suse.de>
12970 PR tree-optimization/52045
12971 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
12972 before computing final todo.
12974 2012-01-30 Richard Guenther <rguenther@suse.de>
12976 PR tree-optimization/51528
12977 * tree-sra.c (sra_modify_assign): Re-factor in preparation
12980 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
12982 * df-problems.c (df_kill_notes): Check that the use refers
12983 to the note under examination.
12985 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
12988 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
12989 parameter and use short-lived pseudos.
12990 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
12991 (sparc_expand_vector_init): Const-ify local variables and adjust
12992 calls to above functions.
12994 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12996 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
12998 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13000 * doc/invoke.texi: Make usage of "compile time" and
13001 "run time"/"runtime" consistent throughout the file.
13003 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13005 * config/alpha/alpha.c (alpha_option_override): Default to
13006 full IEEE compliance mode for Go language.
13008 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13010 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13011 (LINK_SSP_SPEC): Define.
13013 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13016 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13019 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13021 * doc/invoke.texi: Correct hyphenation of "floating point",
13022 "double precision", and related terminology throughout the file.
13024 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13027 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13028 arm_general_register_operand predicate for operand 2 instead of
13031 2012-01-27 Ian Lance Taylor <iant@google.com>
13034 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13035 * builtins.c (expand_builtin_init_trampoline): Add onstack
13036 parameter. Change caller.
13037 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13038 * tree.c (build_common_builtin_nodes): Declare
13039 __builtin_init_heap_trampoline.
13041 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13043 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13044 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13045 * config/avr/avr.c: Ditto.
13046 (avr_regnames): Remove because unused.
13047 * config/avr/avr.md (*cpse.ne): New peephole.
13048 (*cpse.eq): New peephole from former cpse peepholes.
13050 2012-01-27 Michael Eager <eager@eagercon.com>
13052 * config/microblaze.c (microblaze_emit_compare): Correct
13053 test after pcmp instruction.
13055 2012-01-27 Richard Guenther <rguenther@suse.de>
13057 PR tree-optimization/52020
13058 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13060 2012-01-27 Richard Guenther <rguenther@suse.de>
13062 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13063 function non-const/pure.
13065 2012-01-27 Richard Guenther <rguenther@suse.de>
13067 PR tree-optimization/50444
13068 * tree-sra.c (build_ref_for_offset): Properly adjust the
13069 MEM_REF type for unaligned accesses.
13071 2012-01-27 Richard Guenther <rguenther@suse.de>
13073 PR tree-optimization/50444
13074 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13075 (expand_assignment): Use it. Properly handle misaligned
13076 bases when expanding stores to component references.
13077 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13078 refactor that case.
13080 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13082 PR middle-end/51389
13083 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13084 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13085 * tree-data-ref.c (find_data_references_in_loop): Make static.
13086 (compute_all_dependences): Change return type to bool. Bail out
13087 for too many datarefs in a loop. Move the hunk resetting the data
13088 dependences vector from ...
13089 (compute_data_dependences_for_loop): ... here. Account for
13090 compute_all_dependences returning false.
13091 (compute_data_dependences_for_bb): Likewise.
13092 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13093 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13095 2012-01-27 Richard Guenther <rguenther@suse.de>
13097 PR middle-end/51959
13098 * expr.c (store_field): Use the alias-set of the scratch memory
13101 2012-01-27 Tom de Vries <tom@codesourcery.com>
13103 PR tree-optimization/51990
13104 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13106 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13108 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13111 * var-tracking.c (reverse_op): Don't add any reverse operation
13112 if V already has any constant locations.
13114 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13116 * doc/invoke.texi: Correct usage of "command line" (noun)
13117 vs "command-line" (adjective) throughout.
13119 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13121 * doc/invoke.texi (Language Independent Options): Move
13122 -Wcoverage-mismatch blurb from here....
13123 (Warning Options): ...to here.
13125 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13127 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13128 Set rs6000_always_hint to false for 476.
13130 2012-01-27 Matthias Klose <doko@ubuntu.com>
13132 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13134 * incpath.c (add_standard_paths): Likewise.
13136 2012-01-27 Richard Henderson <rth@redhat.com>
13138 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13139 * config/m68k/sync.md (atomic_test_and_set): Rename from
13140 sync_test_and_setqi and adjust the operands.
13141 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13142 and unconditionally enable.
13144 2012-01-27 Richard Henderson <rth@redhat.com>
13146 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13147 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13148 (ldstub): Rename from ldstubqi.
13149 (ldstub<I24MODE>): Remove.
13151 2012-01-27 Richard Henderson <rth@redhat.com>
13153 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13154 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13155 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13156 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13157 * doc/tm.texi: Rebuild.
13159 2012-01-27 Richard Henderson <rth@redhat.com>
13161 * optabs.c (gen_atomic_test_and_set): Remove default.
13162 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13164 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13166 PR rtl-optimization/51978
13167 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13168 (combine_reaching_defs): Likewise.
13169 (struct re_info): Remove.
13170 (add_removable_extension): Remove x and data arguments,
13171 add insn, insn_list and def_map. Use the arguments directly
13172 instead of using struct re_info.
13173 (find_removable_extensions): Don't call add_removable_extension
13174 through note_stores, instead just call it with single_set
13175 result if non-NULL.
13176 (find_and_remove_re): Pass curr_cand->expr instead of
13177 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13179 2012-01-26 Michael Matz <matz@suse.de>
13181 PR tree-optimization/46590
13182 * cfgexpand.c: Revert last change (r183305).
13183 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13185 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13186 checking for emptiness.
13188 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13190 PR middle-end/51895
13191 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13192 non-addressable non-BLKmode base correctly.
13194 2012-01-26 Michael Matz <matz@suse.de>
13196 PR tree-optimization/48794
13197 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13198 regions referenced from RESX/EH_DISPATCH.
13200 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13202 * config/s390/s390.h: Make BRANCH_COST an option.
13203 * config/s390/s390.opt: New option -mbranch-cost.
13205 2012-01-26 Richard Henderson <rth@redhat.com>
13207 Revert 2012-01-24 change:
13208 * trans-mem.c (requires_barrier): Do not instrument thread local
13209 variables and emit save/restore for them.
13211 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13213 PR middle-end/51986
13214 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13217 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13219 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13222 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13225 Rename __pgm to __flash.
13226 Rename __pgm1 to __flash1.
13227 Rename __pgm2 to __flash2.
13228 Rename __pgm3 to __flash3.
13229 Rename __pgm4 to __flash4.
13230 Rename __pgm5 to __flash5.
13231 Rename __pgmx to __memx.
13232 * doc/extend.texi (AVR Named Address Spaces)
13233 Rename address space names as indicated above.
13234 * config/avr/avr.c (avr_addrspace): Ditto.
13236 * config/avr/avr-protos.h
13237 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13238 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13239 * config/avr/predicates.md: Ditto.
13240 * config/avr/avr.c Ditto, and
13241 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13242 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13244 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13245 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13246 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13247 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13248 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13249 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13250 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13251 * config/avr/avr.c: Ditto.
13252 * config/avr/avr.md: Ditto.
13254 2012-01-25 Jason Merrill <jason@redhat.com>
13257 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13259 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13261 PR tree-optimization/51987
13262 * tree-data-ref.c (get_references_in_stmt): Handle references in
13263 non-volatile GIMPLE_ASM.
13265 2012-01-25 Richard Guenther <rguenther@suse.de>
13267 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13268 bases are dereferenced.
13270 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13272 PR rtl-optimization/48374
13273 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13275 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13277 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13278 compute_data_dependences_for_loop returns false.
13279 * tree-parloops.c (loop_parallel_p): Likewise.
13281 2012-01-25 Richard Guenther <rguenther@suse.de>
13283 * tree.h (get_pointer_alignment_1): Declare.
13284 * builtins.c (get_pointer_alignment_1): New function.
13285 (get_pointer_alignment): Use it.
13287 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13289 PR rtl-optimization/48308
13290 * combine.c (enum undo_kind): Add UNDO_LINKS.
13291 (struct undo): Add member l to other_contents and where.
13292 (do_SUBST_LINK): New.
13294 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13295 (undo_all): Handle UNDO_LINKS.
13297 2012-01-25 Richard Henderson <rth@redhat.com>
13299 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13302 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13304 * optabs.c (gen_atomic_test_and_set): Use each argument.
13306 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13308 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13309 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13310 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13311 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13312 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13313 TARGET_PAIRED_SINGLE_FLOAT.
13315 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13317 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13318 (in_struct, return_val): Remove MEM documentation.
13319 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13320 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13321 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13323 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13324 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13325 * expr.c (store_field): Likewise.
13326 * function.c (assign_stack_temp_for_type): Likewise.
13327 * ifcvt.c (noce_try_cmove_arith): Likewise.
13328 * reload1.c (reload): Likewise.
13329 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13330 (alpha_set_memflags): Likewise.
13331 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13333 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13335 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13337 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13338 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13339 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13341 * cselib.c (cselib_rtx_varies_p): Delete.
13342 (cselib_invalidate_mem): Update call to canon_true_dependence.
13343 * dse.c (record_store, check_mem_read_rtx): Likewise.
13344 (scan_reads_nospill): Likewise.
13345 * cse.c (check_dependence): Likewise.
13346 (cse_rtx_varies_p): Delete.
13347 * expr.c (safe_from_p): Update call to true_dependence.
13348 * ira.c (validate_equiv_mem_from_store): Likewise.
13349 (memref_referenced_p): Likewise.
13350 * postreload-gcse.c (find_mem_conflicts): Likewise.
13351 * sched-deps.c (sched_analyze_2): Likewise.
13352 * store-motion.c (load_kills_store): Likewise.
13353 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13354 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13355 (compute_transp): Update call to canon_true_dependence.
13357 2012-01-25 Richard Henderson <rth@redhat.com>
13359 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13360 (maybe_emit_atomic_test_and_set): New.
13361 (expand_sync_lock_test_and_set): Use it.
13362 (expand_atomic_test_and_set): Likewise.
13363 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13364 the implementation; clarify implementation defined details.
13365 * doc/md.texi (atomic_test_and_set): Document.
13367 2012-01-25 Richard Henderson <rth@redhat.com>
13369 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13371 2012-01-25 Richard Henderson <rth@redhat.com>
13374 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13375 to effect no-op split.
13377 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13380 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13381 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13382 (BT_FN_VOID_PTR_INT_SIZE): New.
13383 (BT_FN_UINT_UINT_VAR): Remove.
13384 (BT_FN_UINT32_UINT32_VAR): New.
13385 (BT_FN_DOUBLE_VPTR): Remove.
13386 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13388 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13389 (_ITM_changeTransactionMode): Same.
13390 (_ITM_memmoveRtWt): Change return type to void.
13391 (_ITM_memcpyRtWt): Same.
13392 (_ITM_memsetW): Same.
13393 (_ITM_RaRD): Change types to double.
13398 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13400 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13401 Patrick Marlier <patrick.marlier@gmail.com>
13403 * trans-mem.c (requires_barrier): Do not instrument thread local
13404 variables and emit save/restore for them.
13406 2012-01-24 Jason Merrill <jason@redhat.com>
13409 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13410 output static aliases.
13412 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13415 * common.opt (-pie, -shared, pie, shared): Change from Common to
13417 * gcc.c (display_help): Display help for -pie and -shared.
13419 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13422 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13423 Remove note on size/offset limitation.
13424 (AVR Variable Attributes): Add example how to read data located
13425 with progmem. Refer to named address spaces.
13426 * doc/invoke.texi (AVR Options): Fix typo.
13428 2012-01-24 Richard Guenther <rguenther@suse.de>
13430 Forward-port to trunk
13431 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13433 PR middle-end/45678
13434 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13435 op0 isn't sufficiently aligned and there is movmisalignM
13436 insn for mode, use it to load op0 into a temporary register.
13438 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13441 * target.def (const_not_ok_for_debug_p): New hook.
13442 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13444 * doc/tm.texi: Regenerated.
13445 * dwarf2out.c (const_ok_for_output_1): If
13446 targetm.const_not_ok_for_debug_p returns true, fail.
13447 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13449 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13451 2012-01-23 Kai Tietz <ktietz@redhat.com>
13454 * config/i386/predicates.md (symbolic_operand): Allow
13455 UNSPEC_PCREL as PIC expression for lea.
13456 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13457 * config/i386/i386.c (ix86_delegitimize_address): Handle
13458 UNSPEC_PCREL for none-MEM, too.
13460 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13462 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13463 (ipa_tm_create_version_alias): Same.
13465 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13468 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13469 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13471 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13472 Patrick Marlier <patrick.marlier@gmail.com>
13473 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13476 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13477 simple_object_start_read.
13479 2012-01-23 Richard Guenther <rguenther@suse.de>
13482 PR tree-optimization/51895
13483 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13484 parameter decomposition into BLKmode components.
13486 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13488 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13489 fake variables for restrict-qualified pointers whose pointed-to type
13490 contains a placeholder.
13492 2012-01-23 Richard Guenther <rguenther@suse.de>
13494 PR tree-optimization/51949
13495 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13497 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13499 PR rtl-optimization/51933
13500 * ree.c (transform_ifelse): Return true right away if dstreg is
13501 already wider or equal to cand->mode.
13502 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13503 (make_defs_and_copies_lists): Remove defs_list and copies_list
13504 arguments, add state argument, just truncate state->work_list
13505 instead of always allocating and freeing the vector. Assert that
13506 get_defs succeeds instead of returning 2. Changed return type to bool.
13507 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13508 have ext_src_mode, see if it has been modified already with the
13509 right kind of extension and has been extended before from the
13510 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13511 just return true. Remember the original mode in state->modified array.
13512 (combine_reaching_defs): Add state argument. Don't allocate and
13513 free here def_list, copied_list and vec vectors, instead just
13514 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13515 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13516 Add state variable, clear vectors in it, initialize state.modified
13517 if needed. Free all the vectors at the end and state.modified too.
13518 Don't skip a candidate if the extension expression has been modified.
13520 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13523 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13524 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13525 (extra_options) interix.opt -> i386/interix.opt"
13526 (extra_objs):Add winnt-stubs.o
13527 * configure.ac: Add interix to target_os .comm on PE check.
13528 * configure: Regenerate.
13529 * config/interix3.h: Delete and move bits to..
13530 * config/interix.h: Delete and move bits to..
13531 * config/i386/i386-interix3.h: Delete and move bits to..
13532 * config/i386/i386-interix.h: ..here.
13533 (TARGET_CPU_DEFAULT): Remove redefinition.
13534 (TARGET_ASM_CONSTRUCTOR): Undefine.
13535 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13536 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13537 (PTRDIFF_TYPE): Define.
13538 (LONG_DOUBLE_TYPE_SIZE): Define.
13539 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13540 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13541 (TARGET_SECTION_TYPE_FLAGS): Define.
13542 (ASM_DECLARE_FUNCTION_NAME): Define.
13543 (ASM_OUTPUT_EXTERNAL): Define.
13544 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13545 (ASM_OUTPUT_ALIGNED_BSS): Define.
13546 (PCC_BITFIELD_TYPE_MATTERS): Define.
13547 (USE_CONST_SECTION): Define.
13548 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13549 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13550 (SUPPORTS_ONE_ONLY): Remove.
13551 (I386_PE_STRIP_ENCODING): Define.
13552 * config/interix.opt: Delete and move bits to..
13553 * config/i386/interix.opt: ..here. New.
13554 (mpe-aligned-commons): Add.
13555 * config/i386/t-interix: Add copyright header.
13556 (winnt-stubs.o): Add rule.
13558 2012-01-22 Jason Merrill <jason@redhat.com>
13561 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13562 for extra name aliases.
13564 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13566 PR rtl-optimization/51924
13567 * ree.c (combine_set_extension): Improve debugging message.
13568 (combine_reaching_defs): Likewise.
13569 (get_defs): Rename confusingly named variable.
13570 (find_and_remove_re): Skip a candidate if the extension expression has
13573 2012-01-21 Robert Millan <rmh@gnu.org>
13574 Gerald Pfeifer <gerald@pfeifer.com>
13576 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13577 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13579 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13581 PR tree-optimization/51914
13582 * tree-vect-stmts.c (vectorizable_conversion): For
13583 cvt_type && modifier == WIDEN, put temporary with cvt_type
13584 at the beginning of vec_dsts and set vec_dest to temporary
13587 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13589 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13591 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13593 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13594 * config/rs6000/rs6000.c: Likewise.
13596 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13599 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13600 output_move_double on a copy of operands array.
13602 2012-01-20 Cary Coutant <ccoutant@google.com>
13603 Dodji Seketeli <dodji@redhat.com>
13606 * dwarf2out.c (copy_declaration_context): Return ref to parent
13607 of declaration DIE, if necessary.
13608 (remove_child_or_replace_with_skeleton): Add new parameter; update
13609 caller. Place skeleton DIE under parent DIE of original declaration.
13610 Move call to copy_declaration_context to here ...
13611 (break_out_comdat_types): ... from here.
13613 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13615 PR rtl-optimization/51856
13616 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13619 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13622 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13623 hints for neon loads and stores.
13625 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13629 * doc/extend.texi (Named Address Spaces): Split into subsections.
13630 (AVR Named Address Spaces): New subsection.
13631 (M32C Named Address Spaces): New subsection.
13632 (RL78 Named Address Spaces): New subsection.
13633 (SPU Named Address Spaces): New subsection.
13634 (Variable Attributes): New anchor "AVR Variable Attributes".
13635 (AVR Variable Attributes): Rewrite and avoid wording
13636 "address space" in this context.
13637 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13638 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13639 (AVR Built-in Macros): New subsubsection therein.
13640 * doc/md.texi (AVR constraints): Remove "C04", "R".
13642 2012-01-20 Richard Guenther <rguenther@suse.de>
13644 PR tree-optimization/51903
13645 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13646 when removing stmts.
13648 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13651 * config/arm/arm.c (arm_load_pic_register): Use
13652 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13653 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13654 (arm_pic_static_addr): Likewise.
13655 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13656 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13657 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13658 (pic_load_addr_unified): New.
13660 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13663 * function.c (instantiate_virtual_regs_in_insn): Use
13664 delete_insn_and_edges when removing a wrong asm insn.
13666 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
13668 PR rtl-optimization/40761
13669 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
13670 Add new member loop_num.
13671 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
13672 (ira_build): Remove the parameter.
13674 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
13675 (ira.c): Do not build CFG loops for one region allocation. Remove
13676 argument from ira_build call.
13678 * ira-build.c (init_loop_tree_node): New function.
13679 (create_loop_tree_nodes): Use it. Separate the case when CFG
13680 loops are not built.
13681 (more_one_region_p): Check current_loops.
13682 (finish_loop_tree_nodes): Separate the case when CFG loops are not
13684 (add_loop_to_tree): Process loop equal to NULL too.
13685 (form_loop_tree): Separate the case when CFG loops are not built.
13686 Use explicitly number for the root.
13687 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
13689 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
13690 instead of loop->num.
13691 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
13692 (mark_all_loops_for_removal): Ditto.
13693 (remove_unnecessary_regions): Separate the case when CFG loops
13695 (ira_build): Remove the parameter. Use explicit number of regions
13696 when CFG loops are not built.
13698 * ira-color.c (print_loop_title): Separate the case for the root node.
13699 Use loop_num instead of loop->num.
13700 (move_spill_restore): Use loop_num instead of loop->num.
13702 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
13703 (change_loop): Ditto.
13704 (change_loop): Use loop_num instead of loop->num.
13706 * ira-lives.c (process_bb_node_lives): Ditto.
13708 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
13710 * ira-conflicts.c (print_allocno_conflicts): Ditto.
13712 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13714 PR libmudflap/40778
13715 * tree-mudflap.c (mf_artificial): New function.
13716 (execute_mudflap_function_ops, execute_mudflap_function_decls,
13717 mx_register_decls, mudflap_enqueue_decl): Use it.
13720 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
13721 numbers in the insn pattern.
13723 2012-01-19 Michael Matz <matz@suse.de>
13725 PR tree-optimization/46590
13726 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
13727 use it in remembering which conflicts we already created.
13728 (add_scope_conflicts): Adjust call to above, (de)allocate helper
13731 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
13734 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
13735 (merge_and_complain): Same.
13737 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13740 * config/initfini-array.h: Guard content of the header
13741 with #ifdef HAVE_INITFINI_ARRAY.
13742 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
13743 Add initfini-array.h to tm_file here.
13744 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
13745 * config.gcc: Don't add initfini-array.h to tm_file here.
13746 * configure: Regenerated.
13748 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
13750 PR rtl-optimization/51505
13751 * df-problems.c (df_kill_notes): New parameter live. Update comment.
13752 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
13753 (df_note_bb_compute): Update the call to df_kill_notes.
13755 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
13757 * trans-mem.c (requires_barrier): Remove call to is_global_var.
13759 2012-01-18 Richard Guenther <rguenther@suse.de>
13761 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
13762 of conversions to void *.
13764 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13765 Richard Sandiford <rdsandiford@googlemail.com>
13767 PR middle-end/50325
13768 PR middle-end/51192
13769 * optabs.h (simplify_expand_binop): Declare.
13770 * optabs.c (simplify_expand_binop): Make global.
13771 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
13772 endian targets if the source cannot be exactly covered by word
13775 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13778 * hard-reg-set.h (struct hard_reg_set_container): New type.
13779 * target.h (struct hard_reg_set_container): Forward declare.
13780 * target.def (set_up_by_prologue): New target hook.
13781 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
13782 * doc/tm.texi: Regenerated.
13783 * function.c (thread_prologue_and_epilogue_insns): Change
13784 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
13785 Call targetm.set_up_by_prologue on it.
13786 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
13787 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
13789 2012-01-17 Nick Clifton <nickc@redhat.com>
13791 * config/rx/rx.c (rx_can_use_simple_return): New function.
13792 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
13793 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
13795 2012-01-17 Richard Guenther <rguenther@suse.de>
13797 PR middle-end/51782
13798 * expr.c (expand_assignment): Take address-space information
13799 from the address operand of MEM_REF and TARGET_MEM_REF.
13800 (expand_expr_real_1): Likewise.
13802 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13804 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
13805 reload dump is requested.
13807 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
13810 * trans-mem.c (requires_barrier): Call may_be_aliased.
13812 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13814 PR tree-optimization/51877
13815 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
13816 call arguments and fndecls compare equal, instead return false if they
13817 don't. Return true only if lhs1 and lhs2 are either both NULL, or
13818 both SSA_NAMEs that are valueized the same, or they satisfy
13821 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13823 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
13825 * configure: Regenerate.
13827 2012-01-16 Jan Hubicka <jh@suse.cz>
13831 * convert.c (convert_to_integer): Use fold_convert for
13832 converting an INTEGER_CST to integer type.
13834 2012-01-16 Jason Merrill <jason@redhat.com>
13837 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
13839 2012-01-16 Jakub Jelinek <jakub@redhat.com>
13842 * config/s390/s390.c (s390_chunkify_start): Don't skip
13843 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
13844 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
13845 If insn is followed by NOTE_INSN_VAR_LOCATION or
13846 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
13847 Don't use location of note insns.
13849 PR tree-optimization/51865
13850 * tree-inline.c (tree_function_versioning): Call remap_decl
13851 on DECL_RESULT whenever it has VOID_TYPE_P type.
13853 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13855 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
13856 for calls to locally-binding MIPS16 functions if only the return
13857 type uses float regs.
13859 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
13860 Richard Sandiford <rdsandiford@googlemail.com>
13862 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
13863 (SYMBOL_32_HIGH): Likewise.
13864 (mips_output_tls_reloc_directive): Declare.
13865 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
13866 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
13867 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
13868 (mips_lo_relocs, mips_hi_relocs): Make extern.
13869 (mips16_stub_function): Move up file.
13870 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
13871 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
13872 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
13873 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
13874 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
13875 (mips_get_tp): Add MIPS16 support.
13876 (mips_legitimize_tls_address): Remove MIPS16 sorry().
13877 Generalize DTPREL and TPREL handling.
13878 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
13879 Add MIPS16 TLS support.
13880 (mips_output_tls_reloc_directive): New function.
13881 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
13882 * config/mips/predicates.md (symbolic_operand_with_high)
13883 (tls_reloc_operand): New predicates.
13884 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
13885 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
13886 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
13887 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
13888 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
13889 (*tls_get_tp_mips16_call_<mode>): Likewise.
13891 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
13893 PR rtl-optimization/51821
13894 * recog.c (peep2_find_free_register): Determine clobbered registers
13897 2012-01-14 Denis Chertykov <chertykov@gmail.com>
13900 * config/avr/avr-protos.h: Revert change of 2012-01-09.
13901 * config/avr/avr.c: Likewise.
13902 * config/avr/avr.h: Likewise.
13904 2012-01-13 Ian Lance Taylor <iant@google.com>
13907 * tree.h (TYPE_QUALS): Add cast to int.
13908 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
13910 2012-01-13 Ian Lance Taylor <iant@google.com>
13912 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
13913 comparing param_index to VEC_length result.
13915 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
13917 * c-decl.c: Do not include tree-mudflap.h
13918 * tree-optimize.c: Likewise.
13919 * Makefile.in: Update dependencies.
13921 2012-01-13 Richard Guenther <rguenther@suse.de>
13924 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
13925 variable-sized result always use RSO.
13927 2012-01-12 DJ Delorie <dj@redhat.com>
13929 * cfgexpand.c (convert_debug_memory_address): Allow any valid
13930 pointer type, not just the default pointer type.
13932 2012-01-09 Richard Henderson <rth@redhat.com>
13933 Denis Chertykov <chertykov@gmail.com>
13936 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
13937 * config/avr/avr.c (avr_can_eliminate): Simplify.
13938 (avr_initial_elimination_offset): Likewise.
13939 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
13940 (expand_epilogue): Likewise.
13941 (avr_legitimize_address): Gut.
13942 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
13943 (avr_hard_regno_nregs): New.
13944 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
13945 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
13946 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
13947 add soft frame pointer.
13948 (CALL_USED_REGISTERS): Likewise.
13949 (REG_CLASS_CONTENTS): Likewise.
13950 (REGISTER_NAMES): Likewise.
13951 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
13952 (HARD_FRAME_POINTER_REGNUM): New.
13953 (FRAME_POINTER_REGNUM): Use soft frame pointer.
13954 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
13955 remove the HARD_FRAME_POINTER self-elimination.
13957 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
13960 * config/avr/avr.c (avr_encode_section_info): Test for absence of
13961 DECL_EXTERNAL when checking for initializers of progmem variables.
13963 2012-01-12 Ira Rosen <irar@il.ibm.com>
13965 PR tree-optimization/51799
13966 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
13967 that the last operation is a type demotion.
13969 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
13971 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
13972 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
13974 2012-01-11 Jakub Jelinek <jakub@redhat.com>
13977 * combine.c (distribute_notes): If i3 is a noreturn call,
13978 allow old_size to be equal to args_size and make sure the
13979 noreturn call gets REG_ARGS_SIZE note.
13980 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
13981 on noreturn calls even when the delta is 0.
13983 2012-01-11 Nathan Sidwell <nathan@acm.org>
13985 * gcov.c (STRING_SIZE): Remove.
13986 (generate_results): Erase annotations for source files with no
13987 coverage information.
13989 (output_lines): Use it.
13991 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
13993 * gimple.h (gimplify_body): Remove first argument.
13994 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
13995 pointer set here, instead just pass DATA to walk_tree.
13996 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
13997 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
13998 (unvisit_body): Likewise, but with unmark_visited.
13999 (gimplify_body): Remove BODY_P argument and adjust.
14000 (gimplify_function_tree): Adjust call to gimplify_body.
14001 * omp-low.c (finalize_task_copyfn): Likewise.
14003 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14005 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14006 (build_function_type_skip_args): Delete.
14007 * tree.c (build_function_type_skip_args): Make static and add
14008 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14009 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14010 pass it to build_function_type_skip_args.
14011 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14012 (tree_function_versioning): Likewise.
14013 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14014 build_function_decl_skip_args.
14015 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14016 and pass it to build_function_decl_skip_args/tree_function_versioning.
14017 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14018 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14019 * trans-mem.c (ipa_tm_create_version): Likewise.
14020 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14021 * tree-inline.c (declare_return_variable): Remove always-true test.
14022 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14023 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14024 * ipa-split.c (split_function): Skip the return value for the split
14025 part if it doesn't return.
14027 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14029 PR tree-optimization/49642
14030 * ipa-split.c (forbidden_dominators): New variable.
14031 (check_forbidden_calls): New function.
14032 (dominated_by_forbidden): Likewise.
14033 (consider_split): Check for forbidden dominators.
14034 (execute_split_functions): Initialize and free forbidden
14035 dominators info; call check_forbidden_calls.
14037 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14039 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14041 2012-01-11 Nick Clifton <nickc@redhat.com>
14043 * config/rx/rx.md (return): Define pattern.
14045 2012-01-11 Richard Guenther <rguenther@suse.de>
14047 * doc/extend.texi (malloc attribute): Adjust according to
14050 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14051 Patrick Marlier <patrick.marlier@gmail.com>
14053 PR middle-end/51516
14054 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14055 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14056 (ipa_tm_note_irrevocable): Same.
14057 (ipa_tm_scan_irr_block): Same.
14058 (ipa_tm_decrement_clone_counts): Same.
14059 (ipa_tm_scan_irr_function): Same.
14060 (ipa_tm_create_version_alias): Same.
14061 (ipa_tm_create_version): Same.
14062 (ipa_tm_transform_calls_redirect): Same.
14063 (ipa_tm_transform_calls): Same.
14064 (ipa_tm_transform_transaction): Same.
14065 (ipa_tm_execute): Same.
14067 2012-01-10 Richard Guenther <rguenther@suse.de>
14069 PR middle-end/51806
14070 * opts.c (common_handle_option): Handle -Werror.
14072 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14074 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14077 2012-01-10 Jason Merrill <jason@redhat.com>
14079 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14082 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14084 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14085 supports R_386_TLS_GD_PLT reloc.
14086 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14087 supports R_386_TLS_LDM_PLT reloc.
14088 * configure: Regenerate.
14089 * config.in: Regenerate.
14091 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14094 Extend __pgmx semantics to linearize memory.
14095 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14096 determine if code comes inline or from libgcc.
14097 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14098 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14099 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14100 (movmemx_qi, movmemx_hi): New insns.
14101 (xload_<mode>_libgcc): Rewrite to new insn condition.
14102 (xload_<mode>): Remove insns.
14103 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14104 cases that don't satisfy avr_xload_libgcc_p().
14105 (avr_addr_space_convert): Allow converting in any direction.
14106 (avr_addr_space_subset_p): Return always true.
14107 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14108 (avr_emit_movmemhi): Ditto.
14109 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14110 (avr_out_movmem): Ditto.
14111 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14112 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14113 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14114 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14115 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14117 2012-01-10 Richard Guenther <rguenther@suse.de>
14119 PR tree-optimization/50913
14120 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14121 Require data-refs to be representable by Graphite with respect
14124 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14126 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14127 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14129 2012-01-10 Tom de Vries <tom@codesourcery.com>
14131 PR rtl-optimization/51271
14132 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14133 handling annulled branch.
14135 2012-01-10 Richard Henderson <rth@redhat.com>
14137 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14138 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14139 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14140 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14141 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14142 arm_expand_vec_perm_const): New.
14143 * config/arm/arm-protos.h: Update.
14144 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14145 (*neon_vswp<VDQX>): New.
14146 (neon_vcombine<VDX>): Use neon_split_vcombine.
14147 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14148 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14149 (vec_perm<VE>): New.
14151 2012-01-10 Richard Henderson <rth@redhat.com>
14153 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14154 use it if reload_completed.
14155 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14156 arm_output_asm_insn, arm_process_output_memory_barrier,
14157 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14158 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14159 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14160 arm_process_output_sync_insn, arm_output_sync_insn,
14161 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14162 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14163 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14164 (emit_unlikely_jump): New.
14165 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14166 (arm_split_atomic_op): New.
14167 * config/arm/arm-protos.h: Update.
14168 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14169 (struct arm_sync_generator): Remove.
14170 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14171 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14172 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14173 (VUNSPEC_LL, VUNSPEC_SC): New.
14174 (sync_result, sync_memory, sync_required_value, sync_new_value,
14175 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14176 (attr length): Don't use arm_sync_loop_insns.
14177 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14178 (movsfcc, movdfcc): Likewise.
14179 * config/arm/constraints.md (Ua): New.
14180 * config/arm/prediates.md (mem_noofs_operand): New.
14181 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14182 (sync_clobber, sync_t2_reqd): Remove.
14183 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14184 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14185 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14186 (arm_sync_compare_and_swap<SIDI>): Remove.
14187 (arm_sync_compare_and_swap<NARROW>): Remove.
14188 (arm_sync_lock_test_and_set<SIDI>): Remove.
14189 (arm_sync_lock_test_and_set<NARROW>): Remove.
14190 (arm_sync_new_<syncop><SIDI>): Remove.
14191 (arm_sync_new_<syncop><NARROW>): Remove.
14192 (arm_sync_new_nand<SIDI>): Remove.
14193 (arm_sync_new_nand<NARROW>): Remove.
14194 (arm_sync_old_<syncop><SIDI>): Remove.
14195 (arm_sync_old_<syncop><NARROW>): Remove.
14196 (arm_sync_old_nand<SIDI>): Remove.
14197 (arm_sync_old_nand<NARROW>): Remove.
14198 (*memory_barrier): Merge arm_output_memory_barrier.
14199 (atomic_compare_and_swap<QHSD>): New.
14200 (atomic_compare_and_swap<NARROW>_1): New.
14201 (atomic_compare_and_swap<SIDI>_1): New.
14202 (atomic_exchange<QHSD>): New.
14203 (cas_cmp_operand, cas_cmp_str): New.
14204 (atomic_op_operand, atomic_op_str): New.
14205 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14206 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14207 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14208 (arm_load_exclusive<NARROW>): New.
14209 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14210 (arm_store_exclusive<QHSD>): New.
14212 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14214 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14215 reload patterns if -mvsx-scalar-memory.
14217 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14218 generated, even -mno-vsx-scalar-double was used.
14219 (vsx_xscvdpsp_scalar): Likewise.
14220 (vsx_xscvspdp_scalar2): Likewise.
14222 2012-01-09 Tom de Vries <tom@codesourcery.com>
14223 Andrew Pinski <apinski@cavium.com>
14226 * reorg.c (fill_slots_from_thread): Don't speculate
14227 frame-related insns.
14229 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14231 * sched-int.h (bb_note): Move to...
14232 * basic-block.h: ...here.
14233 * haifa-sched.c (bb_note): Move to...
14234 * cfgrtl.c: ...here.
14235 * function.c (next_block_for_reg): New function.
14236 (move_insn_for_shrink_wrap): Likewise.
14237 (prepare_shrink_wrap): Rewrite to use the above.
14239 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14241 * gimple.c (is_gimple_non_addressable): Remove.
14242 * gimple.h: Remove is_gimple_non_addressable.
14243 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14244 is_gimple_non_addressable.
14245 * trans-mem.c (expand_assign_tm): Same.
14247 2012-01-09 Richard Guenther <rguenther@suse.de>
14249 PR tree-optimization/51775
14250 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14251 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14253 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14255 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14257 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14259 2012-01-09 Richard Guenther <rguenther@suse.de>
14261 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14263 2012-01-08 Jan Hubicka <jh@suse.cz>
14265 PR tree-optimize/51680
14266 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14267 on when known_vals needs to be computed; cleanup.
14269 2012-01-08 Jan Hubicka <jh@suse.cz>
14271 PR tree-optimize/51694
14272 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14274 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14276 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14277 for -std=c++98 and -std=c++11 too.
14279 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14281 * cfgloop.c (cancel_loop): Add free() of bbs array.
14283 2012-01-07 Jan Hubicka <jh@suse.cz>
14285 PR tree-optimization/51600
14286 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14287 that benefits small functions.
14289 2012-01-07 Jan Hubicka <jh@suse.cz>
14291 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14293 2012-01-07 Jan Hubicka <jh@suse.cz>
14295 PR tree-optimization/51680
14296 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14297 whose inlining reduce unit size.
14299 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14302 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14303 Add canonical node to containing_mem chain after the non-canonical
14304 one, even if there weren't any locs to propagate.
14305 (remove_useless_values): Keep only canonical values.
14306 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14307 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14308 canonicalize mem_chain elements that are not discarded.
14310 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14313 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14314 before emitting functions.
14316 PR gcov-profile/50127
14317 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14318 clear_aux_for_blocks.
14320 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14323 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14325 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14327 * c-decl.c (ext_block): Moved up.
14328 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14330 2012-01-06 Han Shen <shenhan@google.com>
14332 Translate built-in include paths for sysroot.
14333 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14334 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14336 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14337 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14339 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14340 control whether sysroot should be prepended to gxx include dir.
14342 * configure: Regenerate.
14344 2012-01-06 Torvald Riegel <triegel@redhat.com>
14346 PR rtl-optimization/51771
14347 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14348 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14350 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14352 PR tree-optimization/51315
14353 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14354 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14356 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14359 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14360 for shrp pattern. Correctly handle and fixup shift variable.
14361 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14363 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14366 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14367 note when !ACCUMULATE_OUTGOING_ARGS.
14369 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14371 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14373 (extract_range_from_unary_expr_1): Avoid useless computations.
14375 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14377 PR rtl-optimization/51767
14378 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14379 of jump_block and add an extra edge for degenerated asm gotos.
14381 PR middle-end/51768
14382 * stmt.c (check_unique_operand_names): Don't ICE during error
14383 reporting if i is from labels chain.
14385 PR middle-end/44777
14386 * profile.c (branch_prob): Split bbs that have exit edge
14387 and need a fake entry edge too.
14389 2012-01-05 Jan Hubicka <jh@suse.cz>
14391 PR middle-end/49710
14392 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14395 2012-01-05 Richard Guenther <rguenther@suse.de>
14398 * tree-streamer-out.c (write_ts_optimization): New function.
14399 (streamer_write_tree_body): Call it.
14400 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14401 (streamer_read_tree_body): Call it.
14402 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14404 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14406 PR middle-end/51761
14407 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14408 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14409 in_cleanup_point_expr before gimplify_stmt call and restore it
14411 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14412 in_cleanup_point_expr is false.
14414 2012-01-05 Richard Guenther <rguenther@suse.de>
14416 PR middle-end/51764
14417 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14419 * toplev.c (process_options): Reject combining mudflap and LTO.
14420 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14422 2012-01-05 Richard Guenther <rguenther@suse.de>
14424 PR tree-optimization/51760
14425 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14427 (bit_value_unop): Handle UNDEFINED operands.
14428 (bit_value_binop): Likewise.
14430 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14432 * config/avr/avr.c (avr_replace_prefix): Remove.
14433 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14434 (avr_asm_function_rodata_section): Ditto.
14435 (avr_asm_select_section): Ditto.
14437 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14439 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14442 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14445 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14446 calls that have any non-fake successor edges.
14449 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14451 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14453 PR tree-optimization/51624
14454 * tree-sra.c (build_ref_for_model): When replicating a chain of
14455 COMPONENT_REFs, stop as soon as the offset would become negative.
14457 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14460 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14461 in .debug_loc on the floor.
14463 2012-01-04 Andrew Pinski <apinski@cavium.com>
14465 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14467 2012-01-04 Andrew Pinski <apinski@cavium.com>
14468 Adam Nemet <anemet@caviumnetworks.com>
14470 * config/mips/mips.md (size): Add SI and DI.
14471 (SIZE): New mode attribute.
14472 (U): New code attribute.
14473 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14474 (mips_lbux_<mode>): Delete.
14475 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14476 (mips_lhx): Use gen_mips_lhx_extsi.
14477 (mips_lhx_<mode>): Delete.
14478 (mips_lwx): Delete.
14479 (mips_l<size>x): New expand.
14480 (mips_lwx_<mode>): Delete.
14481 (mips_l<GPR:size>x_<P:mode>): New pattern.
14482 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14483 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14484 * config/mips/mips.c (mips_lx_address_p): New function.
14485 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14486 (dsp64): New availability predicate.
14487 (mips_builtins): Add an entry for __builtin_mips_ldx.
14488 * config/mips/mips.h (ISA_HAS_LBX): New define.
14489 (ISA_HAS_LBUX): Likewise.
14490 (ISA_HAS_LHX): Likewise.
14491 (ISA_HAS_LHUX): Likewise.
14492 (ISA_HAS_LWX): Likewise.
14493 (ISA_HAS_LWUX): Likewise.
14494 (ISA_HAS_LDX): Likewise.
14495 * doc/extend.texi (__builtin_mips_ldx): Document.
14497 2012-01-04 Tristan Gingold <gingold@adacore.com>
14499 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14500 when long pointers are used.
14501 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14502 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14503 (ia64-hp-*vms*): Remove.
14504 * config/vms/xm-vms64.h: Delete.
14506 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14508 PR middle-end/51472
14509 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14511 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14513 * opts.c (finish_options): Remove duplicate sorry.
14515 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14517 PR middle-end/51696
14518 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14521 2012-01-04 Richard Guenther <rguenther@suse.de>
14523 PR middle-end/51750
14524 * tree.c (size_low_cst): New function.
14525 * tree.h (size_low_cst): Declare.
14526 * fold-const.c (fold_comparison): Use it to extract the low
14527 part of the POINTER_PLUS_EXPR offset.
14529 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14531 Fix clearing ZERO_REG
14532 * config/avr/avr.md (cc): Add alternative "ldi".
14533 (movqi_insn): Use it in cc attribute.
14534 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14535 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14536 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14538 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14540 * configure: Regenerate.
14542 2012-01-04 Richard Guenther <rguenther@suse.de>
14544 PR tree-optimization/49651
14545 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14546 (var_can_have_subvars): Use it.
14547 (get_constraint_for_1): Only consider subfields if there can be any.
14549 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14552 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14553 to its new canonical_cselib_val and the cselib_val was in
14554 first_containing_mem chain, but the canonical_cselib_val was not,
14555 add the latter into the chain.
14556 (cselib_invalidate_mem): Compare canonical_cselib_val of
14557 addr_list chain elt with v.
14560 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14561 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14563 (output_macinfo_op): Don't ggc_strdup fd->filename.
14564 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14565 then ggc_strdup it. Don't free inc->info or cur->info.
14566 (output_macinfo): Don't free ref->info or file->info.
14568 2012-01-03 Ira Rosen <irar@il.ibm.com>
14570 PR tree-optimization/51269
14571 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14572 first_niters a pointer.
14573 (slpeel_tree_peel_loop_to_edge): Likewise.
14574 (vect_do_peeling_for_loop_bound): Update call to
14575 slpeel_tree_peel_loop_to_edge.
14576 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14577 here. Remove it from the parameters list.
14578 (vect_do_peeling_for_alignment): Update calls and compute
14579 wide_prolog_niters.
14581 2012-01-03 Richard Guenther <rguenther@suse.de>
14583 PR tree-optimization/51070
14584 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14585 Properly handle calls.
14587 2012-01-03 Richard Guenther <rguenther@suse.de>
14589 PR tree-optimization/51692
14590 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14591 the LHS of allocation stmts.
14593 2012-01-03 Olivier Hainque <hainque@adacore.com>
14595 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14597 2012-01-03 Olivier Hainque <hainque@adacore.com>
14599 * collect2.c (main): In AIX specific computations for vector
14600 insertions, use CONST_CAST2 to cast from char ** to const char **.
14602 2012-01-03 Richard Guenther <rguenther@suse.de>
14605 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14606 the context of a limbo DIE when it does not already exist.
14608 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14610 PR tree-optimization/51719
14611 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14612 but direct call is, clear direct call's lhs and don't add fallthrough
14613 edge from dcall_bb to join_bb and PHIs.
14615 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14617 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14618 the instructions emitted by the pattern.
14619 ("*TDC_insn_<mode>"): Add comment.
14621 2012-01-03 Richard Guenther <rguenther@suse.de>
14623 PR middle-end/51730
14624 * fold-const.c (fold_comparison): Properly canonicalize
14625 tree offset and HOST_WIDE_INT bit position.
14627 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14629 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14630 operands for extzv pattern.
14632 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14635 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14638 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14640 * doc/invoke.texi (-flto and related options): Copy-edit.
14642 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14644 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14646 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14648 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14651 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14653 * expr.h (move_by_pieces_ninsns): Declare.
14654 * expr.c (move_by_pieces_ninsns): Make external.
14655 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14656 (mips_store_by_pieces_p): Likewise.
14657 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14658 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14659 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14660 (mips_store_by_pieces_p): Likewise.
14662 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14664 * passes.c (register_one_dump_file): Free full_name.
14666 * reload1.c (reload): Don't allocate reg_max_ref_width here.
14667 (calculate_elim_costs_all_insns): Free offsets_at and
14668 offsets_known_at at the end and clear the pointers.
14670 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14672 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
14673 this option introduced in r180739.
14675 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14678 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
14679 (tmake_file target=avr): Add avr/t-multilib.
14681 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
14682 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
14683 * config/avr/genmultilib.awk: New file.
14684 * config/avr/t-multilib: New auto-generated file.
14685 * config/avr/multilib.h: New auto-generated file.
14686 * config/avr/t-avr (AVR_MCUS): New variable.
14687 (genopt.sh): Use it.
14688 (s-mlib): Depend on t-multilib.
14689 (t-multilib, multilib.h): New dependencies.
14690 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
14691 (MULTILIB_OPTIONS): Remove.
14692 (MULTILIB_MATCHES): Remove.
14693 (MULTILIB_DIRNAMES): Remove.
14694 (MULTILIB_EXCEPTIONS): Remove:
14695 * config/avr/genopt.sh: Don't use hard coded file name;
14696 pass AVR_MCUS from t-avr instead.
14698 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14700 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
14702 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14704 Implement light-weight DImode support.
14705 * config/avr/avr-dimode.md: New file.
14706 * config/avr/avr.md: Include it.
14707 (adjust_len): Add plus64, compare64.
14708 (HIDI): Remove code iterator.
14709 (code_stdname): New code attribute.
14710 (rotx, rotsmode): Remove DI.
14711 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
14713 * config/avr/avr-protos.h (avr_have_dimode): New.
14714 (avr_out_plus64, avr_out_compare64): New.
14715 * config/avr/avr.c (avr_out_compare): Handle DImode.
14716 (avr_have_dimode): New variable definition and initialization.
14717 (avr_out_compare64, avr_out_plus64): New functions.
14718 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
14719 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
14720 (avr_compare_pattern): Skip DImode comparisons.
14722 2012-01-02 Revital Eres <revital.eres@linaro.org>
14724 * ddg.c (def_has_ccmode_p): New function.
14725 (add_cross_iteration_register_deps,
14726 create_ddg_dep_from_intra_loop_link): Call it.
14728 2012-01-02 Richard Guenther <rguenther@suse.de>
14731 * invoke.texi (fassociative-math): Remove spurious paranthesis.
14733 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14735 * gcc.c (process_command): Update copyright notice dates.
14736 * gcov.c (print_version): Likewise.
14737 * gcov-dump.c (print_version): Likewise.
14738 * mips-tfile.c (main): Likewise.
14739 * mips-tdump.c (main): Likewise.
14741 2012-01-01 Ira Rosen <irar@il.ibm.com>
14743 PR tree-optimization/51704
14744 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
14745 a use is inside the basic block or loop before accessing its vect info.
14747 2012-01-01 Jan Hubicka <jhjh@suse.cz>
14749 PR rtl-optimization/51069
14750 * cfgloopmanip.c (remove_path): Removing path making irreducible
14751 region unconditional makes BB part of the region.
14753 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14755 PR tree-optimization/51683
14756 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
14757 calls with side-effects.
14758 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14760 Copyright (C) 2012 Free Software Foundation, Inc.
14762 Copying and distribution of this file, with or without modification,
14763 are permitted in any medium without royalty provided the copyright
14764 notice and this notice are preserved.