1 2012-06-25 Tristan Gingold <gingold@adacore.com>
3 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
4 (seh_cfa_adjust_cfa): ... that function.
5 (seh_emit_stackalloc): Do not emit out of range values.
6 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
7 UNSPEC_DEF_CFA constants.
8 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
9 * config/i386/i386.c (ix86_frame_pointer_required): Required
10 for very large frames on SEH target.
11 (ix86_compute_frame_layout): Save area is before frame pointer
12 on SEH target. Handle very large frames.
13 (ix86_expand_prologue): Likewise.
15 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
17 * output.h: (current_function_is_leaf,
18 current_function_sp_is_unchanging,
19 current_function_uses_only_leaf_regs): Remove.
20 * function.c (current_function_is_leaf,
21 current_function_sp_is_unchanging,
22 current_function_uses_only_leaf_regs): Remove.
23 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
24 instead of current_function_uses_only_leaf_regs.
25 * function.h (struct rtl_data): New fields sp_is_unchanging,
26 is_leaf, uses_only_leaf_regs.
27 * resource.c (init_resource_info): Replace current_function_is_leaf,
28 current_function_sp_is_unchanging, and
29 current_function_uses_only_leaf_regs with new crtl fields.
30 * sdbout.c (sdbout_symbol): Likewise.
31 * df-core.c (rest_of_handle_df_initialize): Likewise.
32 * ira.c (ira): Likewise.
33 * final.c (final_start_function): Likewise.
34 * reorg.c (fill_simple_delay_slots): Likewise.
35 * regrename.c (check_new_reg_p): Likewise.
36 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
37 (notice_stack_pointer_modification): Likewise.
38 * dbxout.c (dbxout_symbol): Likewise.
39 (dbxout_parms): Likewise.
40 * sel-sched.c (init_regs_for_mode): Likewise.
41 * dwarf2out.c (dbx_reg_number): Likewise.
42 (multiple_reg_loc_descriptor): Likewise.
43 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
45 (ix86_select_alt_pic_regnum): Likewise.
46 (ix86_compute_frame_layout): Likewise.
47 (ix86_finalize_stack_realign_flags): Likewise.
48 (ix86_expand_epilogue): Likewise.
49 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
50 * config/h8300/h8300.c (byte_reg): Likewise.
51 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
52 (c6x_save_reg): Likewise.
53 (c6x_compute_frame_layout): Likewise.
54 * config/pa/pa.c (pa_compute_frame_size): Likewise.
55 (pa_output_function_prologue): Likewise.
56 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
57 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
58 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
59 (sparc_expand_prologue): Likewise.
60 (sparc_flat_expand_prologue): Likewise.
61 (sparc_asm_function_prologue): Likewise.
62 (sparc_output_mi_thunk): Likewise.
63 (sparc_frame_pointer_required): Likewise.
64 * config/epiphany/epiphany.c (epiphany_compute_function_type):
66 (epiphany_compute_frame_size): Likewise.
67 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
68 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
69 (cris_frame_pointer_required): Likewise.
70 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
71 (tilepro_current_function_is_leaf): Likewise.
72 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
73 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
74 * config/ia64/ia64.c (find_gr_spill): Likewise.
75 (ia64_compute_frame_size): Likewise.
76 (ia64_can_eliminate): Likewise.
77 (ia64_initial_elimination_offset): Likewise.
78 * config/m68k/m68k.c (m68k_save_reg): Likewise.
79 (m68k_expand_epilogue): Likewise.
80 * config/rx/rx.c (rx_get_stack_layout): Likewise.
81 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
82 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
84 (picochip_output_frame_debug): Likewise.
85 * config/sh/sh.c (sh_media_register_for_return): Likewise.
86 (sh_allocate_initial_value): Likewise.
87 (sh_output_mi_thunk): Likewise.
88 * config/microblaze/microblaze.c (microblaze_must_save_register):
90 (compute_frame_size): Likewise.
91 (microblaze_initial_elimination_offset): Likewise.
92 (microblaze_expand_prologue): Likewise.
93 (microblaze_expand_epilogue): Likewise.
94 * config/frv/frv.c (frv_expand_epilogue): Likewise.
95 (frv_frame_pointer_required): Likewise.
96 * config/spu/spu.c (get_pic_reg): Likewise.
97 (direct_return): Likewise.
98 (spu_expand_prologue): Likewise.
99 (spu_expand_epilogue): Likewise.
100 (spu_initial_elimination_offset): Likewise.
101 * config/mips/mips.c (mips_global_pointer): Likewise.
102 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
103 (mips_compute_frame_info): Likewise.
104 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
105 (mep_reload_pointer): Likewise.
106 * config/rl78/rl78.c (need_to_save): Likewise.
107 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
108 * config/score/score.c (score_compute_frame_size): Likewise.
109 (score_function_prologue): Likewise.
110 * config/bfin/bfin.c (must_save_p): Likewise.
111 (expand_prologue_reg_save): Likewise.
112 (expand_epilogue_reg_restore): Likewise.
113 (bfin_frame_pointer_required): Likewise.
114 (n_regs_saved_by_prologue): Likewise.
115 (add_to_reg): Likewise.
116 (expand_interrupt_handler_prologue): Likewise.
117 (expand_interrupt_handler_epilogue): Likewise.
118 (bfin_expand_prologue): Likewise.
119 * config/avr/avr.c (avr_regs_to_save): Likewise.
120 (avr_prologue_setup_frame): Likewise.
121 (expand_epilogue): Likewise.
122 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
123 (s390_register_info): Likewise.
124 (s390_frame_info): Likewise.
125 (s390_init_frame_layout): Likewise.
126 (s390_emit_prologue): Likewise.
129 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
131 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
132 * vmsdbgout: Do not undefine it if defined.
133 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
134 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
135 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
137 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
139 * config/mips/mips.c (mips_process_sync_loop): Add missing
142 2012-06-23 Richard Henderson <rth@redhat.com>
145 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
146 V*QImode shifts and multiply.
147 (ix86_expand_vecop_qihi): Support shifts.
148 * config/i386/i386.md (any_shift): New code iterator.
149 * config/i386/sse.md (ashlv16qi3): Merge ...
150 (<any_shiftrt>v16qi3): ... into ...
151 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
152 to support SSE and AVX.
154 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
155 parameter into src and dest.
156 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
157 (vec_unpacks_hi_<V124_AVX2>): Likewise.
158 (vec_unpacku_lo_<V124_AVX2>): Likewise.
159 (vec_unpacks_lo_<V124_AVX2>): Likewise.
160 * config/i386/i386-protos.h: Update.
162 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
163 pure expander; move expansion code ...
164 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
165 * config/i386/i386-protos.h: Update.
167 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
169 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
170 (popcntb<mode>2): Add attribute type popcnt.
171 (popcntd<mode>2): Ditto.
172 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
173 * config/rs6000/power5.md (define_insn_reservation): Ditto.
174 * config/rs6000/power7.md (define_insn_reservation): Ditto.
175 * config/rs6000/476.md (define_insn_reservation): Ditto.
176 * config/rs6000/power6.md (define_insn_reservation): New
177 reservation for popcnt instructions.
179 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
181 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
183 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
186 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
188 * config/i386/i386.c (ix86_option_override_internal): Allow
189 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
191 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
194 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
196 * double-int.c (double_int_multiple_of): New function.
197 * double-int.h (double_int_multiple_of): New decl.
198 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
199 (mbc_entry_hash): New forward decl.
200 (mbc_entry_eq): Likewise.
201 (zero_cost): Change to no_cost.
202 (mult_costs): New static var.
203 (cost_tables_exist): Likewise.
204 (initialize_costs): New function.
205 (finalize_costs): Likewise.
206 (tree_ssa_iv_optimize_init): Call initialize_costs.
207 (add_cost): Change to add_regs_cost; distinguish costs by speed.
208 (multiply_regs_cost): New function.
209 (add_const_cost): Likewise.
210 (extend_or_trunc_reg_cost): Likewise.
211 (negate_reg_cost): Likewise.
212 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
214 (get_address_cost): Change add_cost to add_regs_cost; change
215 multiply_by_cost to multiply_by_const_cost.
216 (force_expr_to_var_cost): Change zero_cost to no_cost; change
217 add_cost to add_regs_cost; change multiply_by_cost to
218 multiply_by_const_cost.
219 (split_cost): Change zero_cost to no_cost.
220 (ptr_difference_cost): Likewise.
221 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
222 to multiply_by_const_cost.
223 (get_computation_cost_at): Change add_cost to add_regs_cost; change
224 multiply_by_cost to multiply_by_const_cost.
225 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
226 (determine_iv_cost): Change add_cost to add_regs_cost.
227 (iv_ca_new): Change zero_cost to no_cost.
228 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
229 * tree-ssa-address.c (most_expensive_mult_to_index): Change
230 multiply_by_cost to multiply_by_const_cost.
231 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
232 (add_regs_cost): New decl.
233 (multiply_regs_cost): Likewise.
234 (add_const_cost): Likewise.
235 (extend_or_trunc_reg_cost): Likewise.
236 (negate_reg_cost): Likewise.
238 2012-06-22 Richard Guenther <rguenther@suse.de>
240 Merge from graphite branch
241 2011-08-10 Sebastian Pop <sebpop@gmail.com>
243 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
245 2012-01-13 Tobias Grosser <tobias@grosser.es>
247 * tree-flow.h (parallelized_function_p): Declare.
248 * tree-parloops.c (parallelized_function_p): Export.
249 * graphite.c (graphite_transform_loops): Do not run graphite on
250 already parallel functions.
252 2012-06-22 Alan Modra <amodra@gmail.com>
254 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
255 return mem. Convert to indirect addressing if not indirect or
256 indexed. Adjust all callers.
258 2012-06-22 Richard Guenther <rguenther@suse.de>
260 * gcov-iov.c: Include bconfig.h and system.h.
262 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
264 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
266 2012-06-22 Richard Guenther <rguenther@suse.de>
268 PR gcov-profile/53744
269 * gcov-iov.c (main): Treat "" and "prerelease" the same.
271 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
274 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
275 for GNU Fortran if in strict DWARF2 mode.
277 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
279 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
280 DECL_IGNORED_P non-reg vars even if they are used.
282 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
286 * var-tracking.c (vt_get_canonicalize_base): New.
287 (vt_canonicalize_addr, vt_stack_offset_p): New.
288 (vt_canon_true_dep): New.
289 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
290 (clobber_overlaping_mems): Use vt_canonicalize_addr.
292 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
296 * var-tracking.c (vt_initialize): Record initial offset between
297 arg pointer and stack pointer.
299 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
303 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
306 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
310 * alias.c (memrefs_conflict_p): Improve handling of AND for
313 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
315 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
317 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
320 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
322 2012-06-21 Meador Inge <meadori@codesourcery.com>
325 * c-decl.c (c_push_function_context): Restore the behavior to reuse
326 the language function allocated for -Wunused-local-typedefs.
327 (c_pop_function_context): If necessary, clear the language function
328 created in c_push_function_context. Always clear out the
329 x_cur_stmt_list field of the restored language function.
331 2012-06-21 Sterling Augustine <saugustine@google.com>
332 Cary Coutant <ccoutant@google.com>
334 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
335 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
336 (comdat_type_struct): New field 'skeleton_die'.
337 (breakout_comdat_types): Update it.
338 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
339 is_namespace_die. Fix minor style violation. Call want_pubnames.
340 (add_pubname_string): Call want_pubnames.
341 (add_pubtype): Rework logic for calculating type name. Call
342 is_namespace_die. Call want_pubnames.
343 (output_pubnames): Move conditional logic deciding when to produce the
344 section from dwarf2out_finish. Use new skeleton_die field.
345 (base_type_die): Call add_pubtype.
346 (gen_enumeration_type_die): Unconditionally call add_pubtype.
347 (gen_subprogram_die): Adjust calls to add_pubname.
348 (gen_namespace_die): Call add_pubname_string.
349 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
350 produce pubnames and pubtypes sections to output_pubnames.
351 * common.opt (-gpubnames): New option.
352 * doc/invoke.texi: Document it.
354 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
356 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
358 2012-06-21 Michael Matz <matz@suse.de>
361 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
364 2012-06-21 Richard Guenther <rguenther@suse.de>
366 * tree-inline.c (estimate_num_insns): Estimate call cost for
369 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
371 * tree.h (DECL_SOURCE_COLUMN): New accessor.
373 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/i386.md (SINCOS): New int iterator.
376 (sincos): New int attribute.
377 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
379 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
380 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
382 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/i386.md (RDFSGSBASE): New int iterator.
386 (fsgs): New int attribute.
387 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
388 RDFSGSBASE int iterator.
389 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
390 WRFSGSBASE int iterator.
392 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
394 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
395 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
396 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
397 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
400 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
402 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
404 2012-06-20 Richard Guenther <rguenther@suse.de>
406 PR tree-optimization/30318
407 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
409 (range_int_cst_singleton_p): But explicitely here.
410 (zero_nonzero_bits_from_vr): And here.
411 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
412 to cover all cases we can perform arbitrary precision
413 arithmetic with double-ints.
414 (intersect_ranges): Handle adjacent anti-ranges.
416 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/i386.md (rounding_insn): New int attribute.
419 (<rounding_insn>xf2): Macroize insn from
420 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
421 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
423 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
426 (ieee_maxmin): New int attribute.
427 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
428 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
430 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
432 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
433 * config/arm/arm.c: Do not include c-pragma.h.
434 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
435 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
436 to arm_emit_eabi_attribute.
437 * arm-c.c: Do not include output.h.
438 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
439 call to arm_emit_eabi_attribute.
440 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
442 2012-06-20 Richard Guenther <rguenther@suse.de>
444 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
445 Allow adjusting alignment of user-aligned decls again.
447 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
449 * config/rl78/rl78-c.c: Remove unnecessary includes.
451 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
453 * config/cris/cris.c: Include cgraph.h.
454 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
456 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
458 * emit-rtl.c (need_atomic_barrier_p): New function.
459 * emit-rtl.h (need_atomic_barrier_p): Declare it.
460 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
461 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
462 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
463 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
464 (mips_process_sync_loop): Use generic version instead.
466 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
468 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
471 2012-06-19 Tom de Vries <vries@codesourcery.com>
472 Maxim Kuvyrkov <maxim@codesourcery.com>
474 * config/mips/constraints.md (ZR): New constraint.
475 * config/mips/predicates.md (mem_noofs_operand): New predicate.
476 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
477 * config/mips/mips.h (TARGET_XLP): Define.
478 (TARGET_SYNC_AFTER_SC): Update.
479 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
480 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
481 XLP-specific swap and ldadd patterns.
482 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
484 2012-06-19 Tom de Vries <vries@codesourcery.com>
485 Maxim Kuvyrkov <maxim@codesourcery.com>
487 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
488 (mips_emit_post_atomic_barrier_p): New static functions.
489 (mips_process_sync_loop): Use them. Emit sync memory barriers in
490 accordance with memory model semantics. Add return of CMP result for
492 * config/mips/mips.md: Update comment.
493 (sync_cmp): New attribute.
494 (sync_memmodel): New attribute replacing sync_release_barrier.
495 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
496 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
497 (sync_lock_test_and_set, test_and_set_12): Update.
498 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
499 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
501 2012-06-19 Joseph Myers <joseph@codesourcery.com>
503 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
504 mov_si<mode>_e500_subreg0.
505 (*mov_si<mode>_e500_subreg0_elf_low)
506 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
508 2012-06-19 Richard Henderson <rth@redhat.com>
510 * config/alpha/alpha.c: Include params.h.
511 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
512 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
514 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
516 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
517 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
518 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
520 * doc/tm.texi: Regenerate.
521 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
523 * config/darwin-c.c: Include target.h.
524 (darwin_objc_declare_unresolved_class_reference): New function.
525 (darwin_objc_declare_class_definition): New function.
526 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
527 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
529 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
531 * target.def (output_ident): New hook.
532 * targhooks.h (default_asm_output_ident_directive): Add prototype.
533 * varasm.c (assemble_asm): Only prefix a tab if the string does not
534 already start with one.
535 (default_asm_output_ident_directive): New function to emit
536 .ident as a top-level asm node while parsing, or directly to
537 asm_out_file after parsing.
538 * toplev.c (compile_file): Print a GCC .ident with
539 targetm.asm_out.output_ident.
540 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
541 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
542 * doc/tm.texi: Update.
544 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
545 (TARGET_ASM_OUTPUT_IDENT): Define.
546 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
547 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
548 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
549 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
550 (TARGET_ASM_OUTPUT_IDENT): Define.
551 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
552 (TARGET_ASM_OUTPUT_IDENT): Define.
554 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
555 * config/cris/cris.c (cris_asm_output_ident): New function.
556 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
558 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
560 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
561 (microblaze_asm_output_ident): Rewrite to work similar to
562 default_asm_output_ident_directive for front-end .idents.
563 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
564 (TARGET_ASM_OUTPUT_IDENT): Define.
566 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
567 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
569 * config/rx/rx.c: Include cgraph.h for add_asm_node.
570 (rx_asm_output_ident): New function, similar to
571 default_asm_output_ident_directive, but handle AS100 syntax also, so
572 that #ident also works for rx in AS100 syntax.
573 (TARGET_ASM_OUTPUT_IDENT): Define.
574 * config/rx/rx.h (IDENT_ASM_OP): Remove.
576 * Makefile.in: Fix dependencies for c-family/c-lex.o.
578 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
580 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
581 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
583 (*fist<mode>2_<rounding>_1): Macroize insn from
584 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
585 (fistdi2_<rounding>): Macroize insn from
586 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
587 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
588 corresponding splitters from fistdi2_{floor,ceil} and corresponding
589 splitters using FIST_ROUNDING int iterator.
590 (fist<mode>2_<rounding>): Macroize insn from
591 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
592 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
593 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
594 splitters using FIST_ROUNDING int iterator.
595 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
596 using FIST_ROUNDING int iterator.
598 2012-06-19 Richard Henderson <rth@redhat.com>
600 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
601 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
602 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
603 * config/i386/sse.md (sse2_mulv4si3): Delete.
604 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
605 nonimmediate_or_const_vector_operand.
607 2012-06-19 Richard Henderson <rth@redhat.com>
609 * expmed.c (struct init_expmed_rtl): Split ...
610 (init_expmed_one_mode): ... out of ...
611 (init_expmed): ... here. Initialize integer vector modes also.
612 (synth_mult): Handle integer vector modes.
613 (choose_mult_variant): Likewise.
614 (expand_mult_const): Likewise.
615 (expand_mult): Likewise.
616 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
618 2012-06-19 Richard Henderson <rth@redhat.com>
620 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
621 integral vector modes.
623 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
626 (rounding): New int attribute.
628 (frndintxf2_<rounding>): Macroize insn from
629 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
630 (frndintxf2_<rounding>_i387): Macroize insn from
631 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
633 2012-06-19 Richard Guenther <rguenther@suse.de>
635 * tree-vrp.c (union_ranges): New function.
636 (vrp_meet_1): Use union_ranges.
637 (vrp_meet): Dump what we union and call vrp_meet_1.
639 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
641 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
642 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
643 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
644 (attr write_conflict, attr core_cycles): Update.
645 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
647 2012-06-19 Richard Guenther <rguenther@suse.de>
649 * tree-vrp.c (intersect_ranges): Handle more cases.
650 (vrp_intersect_ranges): Dump what we intersect and call ...
651 (vrp_intersect_ranges_1): ... this.
653 2012-06-19 Richard Guenther <rguenther@suse.de>
655 PR tree-optimization/53708
656 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
657 user-supplied alignment and alignment of decls with the used
660 2012-06-18 Lawrence Crowl <crowl@google.com>
662 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
663 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
664 (TV_PHASE_STREAM_IN): New.
665 (TV_PHASE_STREAM_OUT): New.
666 * timevar.c (validate_phases): New.
667 (timevar_print): Call validate_phases.
668 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
670 * langhooks.c (write_global_declarations): Rename use of
671 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
672 TV_PHASE_CHECK_DBGINFO.
673 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
674 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
675 lang_hooks.decls.final_write_globals.
677 2012-06-18 David Edelshn <dje.gcc@gmail.com>
679 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
681 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
685 (*sse4_2_pcmpistr_unaligned): New.
687 2012-06-18 Ian Bolton <ian.bolton@arm.com>
688 Sameera Deshpande <sameera.deshpande@arm.com>
689 Greta Yorsh <greta.yorsh@arm.com>
691 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
692 * config/arm/arm.c (print_multi_reg): Remove.
693 (vfp_output_fldmd): Likewise.
694 (arm_output_epilogue): Likewise.
695 * config/arm/arm.md (epilogue_insns): Update condition and code.
697 2012-06-18 Ian Bolton <ian.bolton@arm.com>
698 Sameera Deshpande <sameera.deshpande@arm.com>
699 Greta Yorsh <greta.yorsh@arm.com>
701 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
702 * config/arm/arm.c (thumb2_expand_return): New function.
703 * config/arm/arm.md (return): Update condition and code.
705 2012-06-18 Ian Bolton <ian.bolton@arm.com>
706 Sameera Deshpande <sameera.deshpande@arm.com>
707 Greta Yorsh <greta.yorsh@arm.com>
709 * config/arm/arm-protos.h (output_return_instruction): New parameter
710 and int to bool change of parameter types.
711 * config/arm/arm.c (output_return_instruction): Likewise.
712 * config/arm/arm.md (arm_simple_return): New pattern.
713 (arm_return, cond_return, cond_return_inverted): Add new arguments.
714 * config/arm/thumb2.md (thumb2_return): 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 (arm_expand_epilogue): New declaration.
721 * config/arm/arm.c (arm_expand_epilogue): New function.
722 * config/arm/arm.md (epilogue): Update condition and code.
723 (sibcall_epilogue): Likewise.
725 2012-06-18 Ian Bolton <ian.bolton@arm.com>
726 Sameera Deshpande <sameera.deshpande@arm.com>
727 Greta Yorsh <greta.yorsh@arm.com>
729 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
730 * config/arm/arm.md (arm_addsi3) Add an alternative.
732 2012-06-18 Ian Bolton <ian.bolton@arm.com>
733 Sameera Deshpande <sameera.deshpande@arm.com>
734 Greta Yorsh <greta.yorsh@arm.com>
736 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
737 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
738 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
740 2012-06-18 Ian Bolton <ian.bolton@arm.com>
741 Sameera Deshpande <sameera.deshpande@arm.com>
742 Greta Yorsh <greta.yorsh@arm.com>
744 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
745 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
746 (pop_multiple_with_return, ldr_with_return) Likewise.
747 * config/arm/predicates.md (pop_multiple_return) New special predicate.
748 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
749 * config/arm/arm.c (arm_output_multireg_pop) New function.
750 (arm_emit_multi_reg_pop): New function.
752 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
754 * config/arm/arm.c (ldm_stm_operation_p): Require SP
755 as base register for loads if SP is in the register list.
757 2012-06-18 Richard Guenther <rguenther@suse.de>
759 PR tree-optimization/53693
760 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
761 Reject operands with more than one use.
763 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
765 PR tree-optimization/53703
766 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
767 correctly set bb_for_def[12].
769 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
771 * config/vax/vax.h (VMS_TARGET): Remove.
773 2012-06-18 Richard Guenther <rguenther@suse.de>
775 * tree-vrp.c (extract_range_from_assert): Split out range
777 (intersect_ranges): New function.
778 (vrp_intersect_ranges): Likewise.
780 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
782 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
785 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
787 * doc/md.texi: Document int iterators.
788 * read-rtl.c (ints): New iterator group.
789 (find_int): Int iterator group callback.
790 (apply_int_iterator): Likewise.
791 (apply_iterators): Traverse int iterator table and add all the used
793 (initialize_iterators): Initialize data structures and callbacks for
795 (read_rtx): Parse and read mappings for int iterators.
796 (read_rtx_code): Record int iterator usage.
798 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
801 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
802 performing an addition.
804 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
806 * output.h (split_double): Move prototype to rtl.h.
807 (constructor_static_from_elts_p): Move prototype to tree.c.
808 * rtl.h (split_double): Moved here from output.h.
809 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
810 * final.c (split_double): Move from here ...
811 * rtlanal.c (split_double): ... to here.
812 * expr.c: Do not include output.h.
814 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
816 * cfglayout.h: Remove.
817 * cfglayout.c: Remove.
818 * function.h (struct function): Remove x_last_location field.
819 * function.c: Do not include cfglayout.h.
820 (expand_function_start): Do not call no-op force_next_line_note.
821 (expand_function_end): Likewise.
822 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
823 (unlink_insn_chain): Moved here from cfglayout.c.
824 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
825 into_cfg_layout_mode, outof_cfg_layout_mode,
826 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
827 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
828 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
829 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
830 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
831 cfg_layout_finalize): Likewise.
832 (rtl_can_remove_branch_p): Likewise.
833 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
834 (duplicate_insn_chain): Likewise.
835 (force_next_line_note): Remove prototype.
836 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
837 (last_location): Remove #define to emit.x_last_location.
838 (force_next_line_note): Remove no-op function.
839 (init_emit): Don't set x_last_location.
840 (block_locators_locs, block_locators_blocks, locations_locators_locs,
841 locations_locators_vals, prologue_locator, epilogue_locator,
842 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
843 Move POD to here from cfglayout.c.
844 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
845 set_curr_insn_source_location, get_curr_insn_source_location,
846 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
847 locator_scope, insn_scope, locator_location, locator_line, insn_line,
848 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
849 * cfghooks.h: Remove double-include protection.
850 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
851 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
852 * final.c: Do not include cfglayout.h.
853 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
854 (reemit_insn_block_notes): Likewise. Make static.
855 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
856 operation_could_trap_p, tree_could_throw_p): Move from here...
857 * tree.h: ... to here.
858 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
859 * profile.c: Do not include cfghooks.h.
860 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
861 * modulo-sched.c: Likewise.
862 * loop-unswitch.c: Do not include cfglayout.h.
863 * sched-ebb.c: Likewise.
864 * tracer.c: Likewise.
866 * tree-vect-loop-manip.c: Likewise.
867 * loop-init.c: Likewise.
868 * dwarf2out.c: Likewise.
869 * hw-doloop.c: Likewise.
870 * loop-unroll.c: Likewise.
871 * cfgcleanup.c: Likewise.
872 * bb-reorder.c: Likewise.
873 * sched-rgn.c: Likewise.
874 * tree-cfg.c: Likewise.
875 * config/alpha/alpha.c: Likewise.
876 * config/spu/spu.c: Likewise.
877 * config/sparc/sparc.c: Likewise.
878 * config/sh/sh.c: Likewise.
879 * config/c6x/c6x.c: Likewise.
880 * config/ia64/ia64.c: Likewise.
881 * config/rs6000/rs6000.c: Likewise.
882 * config/score/score.c: Likewise.
883 * config/mips/mips.c: Likewise.
884 * config/bfin/bfin.c: Likewise.
885 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
886 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
887 * config/spu/t-spu-elf (spu.o: $): Likewise.
888 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
890 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
892 * cfgloop.h: Do not include rtl.h.
893 (enum iv_extend_code): New.
894 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
895 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
896 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
897 an IV_EXTEND_CODE to an RTX_CODE.
898 (dump_iv_info): Update for rtx_iv field type change.
899 (iv_constant): Likewise.
900 (iv_subreg): Likewise.
901 (iv_extend): Likewise.
905 (iv_shift): Likewise.
906 (get_biv_step_1): Likewise.
907 (get_biv_step): Likewise.
908 (iv_analyze_biv): Likewise.
909 (get_iv_value): Likewise.
910 (shorten_into_mode): Likewise.
911 (canonicalize_iv_subregs): Likewise.
912 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
913 of MAY_HAVE_DEBUG_INSNS.
914 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
915 * tree-ssa-loop-prefetch.c: Likewise.
917 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
919 * expmed.c (ceil_log2): Move from here...
920 * hwint.c: ... to here for older GCCs...
921 * hwint.h: ... and here for newer GCCs.
922 * rtl.h (ceil_log2): Remove prototype.
924 * tree-phinodes.c: Do not include rtl.h.
925 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
927 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
929 * config/cris/cris.h (TARGET_ELF): Remove.
930 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
931 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
932 (LOCAL_LABEL_PREFIX): Likewise.
933 * config/cris/cris.c (cris_target_asm_named_section): Remove.
934 (cris_option_override): Simpify using TARGET_ELF==1.
935 (cris_file_start): Likewise.
936 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
938 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
940 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
942 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
945 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
947 2012-06-15 Easwaran Raman <eraman@google.com>
949 * passes.c (init_optimization_passes): Remove pass_call_cdce
950 from its current position and insert after pass_dce.
952 2012-06-15 Walter Lee <walt@tilera.com>
954 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
956 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
958 * arm.c (note_invalid_constants): Don't return a result.
959 (arm_memory_load_p): Delete function.
960 (arm_const_double_rtx): Delete iterator variable i;
961 (fp_immediate_constant): Likewise.
962 (fp_const_from_val): Likewise.
964 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
966 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
969 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
970 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
972 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
974 * config/avr/avr.c (avr_default_expand_builtin): New function.
975 (avr_expand_builtin): Use it.
976 (avr_expand_unop_builtin): Remove.
977 (avr_expand_binop_builtin): Remove.
978 (avr_expand_triop_builtin): Remove.
980 2012-06-15 Michael Matz <matz@suse.de>
983 * cfgexpand.c (add_alias_set_conflicts): Remove.
984 (expand_used_vars): Don't call it.
985 (aggregate_contains_union_type): Remove.
986 * function.c (n_temp_slots_in_use): New static data.
987 (make_slot_available, assign_stack_temp_for_type): Update it.
988 (init_temp_slots): Zero it.
989 (remove_unused_temp_slot_addresses): Use it for quicker removal.
990 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
992 2012-06-15 Michael Matz <matz@suse.de>
994 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
995 argument, don't emit assign statement if value is directly usable.
996 (gimplify_expr): Adjust.
998 2012-06-15 Michael Matz <matz@suse.de>
1000 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1001 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1003 2012-06-15 Richard Guenther <rguenther@suse.de>
1005 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1006 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1007 we assert for in set_value_range to VR_VARYING.
1009 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1011 * arm.md (addsf3, adddf3): Use s_register_operand.
1012 (subsf3, subdf3): Likewise.
1013 (mulsf3, muldf3): Likewise.
1014 (difsf3, divdf3): Likewise.
1015 (movsfcc, movdfcc): Likewise.
1016 * predicates.md (f_register_operand): Delete.
1017 (arm_float_rhs_operand): Delete.
1018 (arm_float_add_operand): Delete.
1019 (arm_float_compare_operand): Use s_register_operand when
1021 (cirrus_register_operand): Delete.
1022 (cirrus_fp_register): Delete.
1023 (cirrus_shift_const): Delete.
1024 (cmpdi_operand): Remove Maverick support.
1025 * constraints.md (f, v, H): Delete constraints.
1026 (G): Update documentation.
1027 * arm.c (fp_consts_inited): Convert to bool.
1028 (strings_fp): Delete.
1029 (values_fp): Delete.
1030 (value_fp0): New variable.
1031 (init_fp_table): Simplify logic.
1032 (arm_const_double_rtx): Likewise.
1033 (fp_immediate_constant): Likewise.
1034 (fp_const_from_val): Likewise.
1035 (neg_const_double_rtx_ok_for_fpa): Delete.
1036 * doc/md.texi (ARM constraints): Update documentation.
1038 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1040 PR tree-optimization/53636
1041 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1042 stride when doing basic-block vectorization.
1044 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1046 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1049 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1051 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1052 allocate and free bbs array for the SLP case.
1054 PR tree-optimization/51581
1055 * expr.h (choose_multiplier): New prototype.
1056 * expmed.c (choose_multiplier): No longer static.
1057 Change multiplier_ptr from rtx * to UHWI *.
1058 (expand_divmod): Adjust callers.
1059 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1060 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1061 argument to new_stmt_vec_info. Attempt to optimize also divisions
1062 by non-pow2 constants if integer vector division isn't supported.
1063 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1064 don't look at pattern stmts and sequences.
1066 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1069 * common.opt (-fdelete-dead-exceptions): New switch.
1070 * doc/invoke.texi (Code Gen Options): Document it.
1071 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1072 insn_could_throw_p predicate. Do not skip an insn that could throw
1073 if dead exceptions can be deleted.
1074 (insn_live_p): Likewise, do not return true in that case.
1075 * dce.c (can_alter_cfg): New flag.
1076 (deletable_insn_p): Do not return false for an insn that can throw if
1077 the CFG can be altered and dead exceptions can be deleted.
1078 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1079 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1080 predicate. Do not preserve an insn that could throw if dead exceptions
1082 * function.h (struct function): Add can_delete_dead_exceptions flag.
1083 * function.c (allocate_struct_function): Set it.
1084 * lto-streamer-in.c (input_struct_function_base): Stream it.
1085 * lto-streamer-out.c (input_struct_function_base): Likewise.
1086 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1087 statement that could throw as necessary if dead exceptions can be
1090 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1092 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1094 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1097 * config/sh/sh.md: Add peephole for swapbsi2.
1098 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1100 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1103 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1105 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1108 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1110 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1112 * arm.c (arm_cirrus_insn_p): Delete.
1113 (cirrus_reorg): Delete.
1114 (arm_reorg): Don't call cirrus_reorg.
1115 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1116 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1117 (adddi3, subdi3): Remove Maverick support.
1118 (arm_adddi3): Likewise.
1119 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1120 (addsf3, adddf3): Likewise.
1121 (subsf3, subdf3): Likewise.
1122 (mulsf3, muldf3): Likewise.
1123 (ashldi3, ashrdi3, lshrdi3): Likewise.
1124 (floatsisf2, floatsidf2): Likewise.
1125 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1126 (arm_movdi, thumb1_movdi_insn): Likewise.
1127 (arm_cmpdi_insn): Likewise.
1128 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1129 (cirrus.md): Don't include.
1130 * cirrus.md: Delete file.
1131 * t-arm (MD_INCLUDES): Remove cirrus.md.
1133 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1135 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1136 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1137 cgraph_function_possibly_inlined_p.
1138 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1139 (process_scope_var): Do not emit concrete instances of abstracted
1140 nested functions from here.
1141 (gen_decl_die): Emit the abstract instance if the function is possibly
1142 abstracted and not only possibly inlined.
1143 (dwarf2out_finish): Find the first non-abstract parent instance and
1144 attach concrete instances on the limbo list to it.
1146 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1148 * arm.md (divsf3, divdf3): Remove FPA support.
1149 (negsf2, negdf2): Likewise.
1150 (sqrtsf2, sqrtdf2): Likewise.
1151 (movdfcc): Likewise.
1152 (modsf3, moddf3, movxf): Delete.
1153 (push_fp_multi): Delete.
1154 (fpa.md): Don't include it.
1155 * fpa.md: Delete file.
1156 * t-arm (MD_INCLUDES): Remove fpa.md.
1158 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1160 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1161 (cost_for_stmt): Remove decl.
1162 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1163 * tree-vect-loop.c (vect_get_cost): Remove.
1164 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1165 vect_get_stmt_cost rather than vect_get_cost.
1166 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1168 (vect_estimate_min_profitable_iters): Correct typo in call to
1169 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1171 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1173 (vect_model_induction_cost): Likewise.
1174 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1175 typo in call to vect_get_single_scalar_iteration_cost.
1176 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1177 (cost_for_stmt): Remove unnecessary function.
1178 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1180 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1182 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1183 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1184 * arm-tables.opt: Regenerated.
1185 * doc/invoke.texi: Remove references to deleted options.
1187 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1189 * config/h8300/genmova.sh: Modified to add offset bits of
1190 mova/Sz assembly instruction for memory access.
1191 * config/h8300/h8300.c: Likewise.
1192 * config/h8300/mova.md: Likewise.
1194 2012-06-12 Christian Bruel <christian.bruel@st.com>
1197 * config/sh/sh.c (sh_option_override): Don't force
1198 flag_omit_frame_pointer and maccumulate_outgoing_args.
1199 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1201 2012-06-14 Richard Guenther <rguenther@suse.de>
1203 * tree-vrp.c (VR_INITIALIZER): New define.
1204 (ranges_from_anti_range): New function.
1205 (extract_range_from_binary_expr_1): Decompose operations on
1206 VR_ANTI_RANGEs to operations on VR_RANGE.
1207 (extract_range_from_unary_expr_1): Likewise.
1208 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1209 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1210 extract_range_from_cond_expr, adjust_range_with_scev,
1211 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1212 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1214 2012-06-13 Richard Henderson <rth@redhat.com>
1216 * hwint.h (HOST_WIDEST_INT_C): New.
1217 (HOST_WIDE_INT_C): New.
1218 (HOST_WIDE_INT_1): Use it.
1219 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1221 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1224 * var-tracking.c: Include alias.h.
1225 (overlapping_mems): New struct.
1226 (drop_overlapping_mem_locs): New.
1227 (clobber_overlapping_mems): New.
1228 (var_mem_delete_and_set, var_mem_delete): Call it.
1229 (val_bind): Likewise, but only if modified.
1230 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1231 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1233 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1236 * var-tracking.c (loc_exp_dep_pool): New.
1237 (vt_emit_notes): Create and release the pool.
1238 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1239 (emit_notes_in_bb): Likewise.
1240 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1241 (notify_dependents_of_changed_value): Likewise.
1242 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1243 variables don't have a VAR_LOC_DEP_LST.
1244 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1245 VALUEs or MEMs of VALUEs.
1247 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1251 * dce.c (word_dce_process_block): Insert debug temps only if the
1253 (dce_process_block): Likewise, and if debug.used is not empty,
1254 and only after iterating over all DEFs that might mark the insn.
1256 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1258 * common.opt (ftree-coalesce-inlined-vars): New.
1259 (ftree-coalesce-vars): New.
1260 * doc/invoke.texi: Document them.
1261 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1264 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1266 * read-rtl.c (mapping): Remove index field. Add current_value field.
1267 Define heap vectors.
1268 (iterator_group): Fix long line. Remove num_builtins field and
1269 uses_iterator fields. Make apply_iterator take a void * parameter.
1270 (iterator_use, atttribute_use): New structures.
1271 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1272 (current_iterators, iterator_uses, attribute_uses): New variables.
1273 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1274 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1275 (map_attr_string, apply_iterator_to_string): Remove iterator
1276 and value parameters. Look through all current iterator values
1277 for a matching attribute.
1278 (mode_attr_index, apply_mode_maps): Delete.
1279 (apply_iterator_to_rtx): Replace with...
1280 (copy_rtx_for_iterators): ...this new function.
1281 (uses_iterator_p, apply_iterator_traverse): Delete.
1282 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1284 (add_mapping): Remove index field. Set current_value field.
1285 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1287 (find_iterator): Delete.
1288 (record_iterator_use, record_attribute_use): New functions.
1289 (record_potential_iterator_use): New function.
1290 (check_code_iterator): Remove handling of bellwether codes.
1291 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1292 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1293 parameter. Use the first code iterator value instead of the
1294 bellwether_codes array. Use record_potential_iterator_use for modes.
1296 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1299 * config/sh/sh.md (bswapsi2): New expander.
1300 (swapbsi2): New insn.
1302 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1305 * config/i386/i386.c (ix86_tune_cost): New variable.
1306 (ix86_option_override_internal): Set ix86_tune_cost. Use
1307 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1308 l1_cache_size and l2_cache_size.
1310 2012-06-13 Richard Guenther <rguenther@suse.de>
1312 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1313 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1314 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1315 VR_ANTI_RANGE with VR_ANTI_RANGE.
1317 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1319 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1321 (obsolete): ... here.
1322 (arm*-*-freebsd*): Remove.
1323 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1324 (arm*-*-uclinux*): Likewise.
1325 (arm*-*-ecos-elf): Remove.
1326 (arm*-*-rtems*): Remove.
1327 (arm*-*-elf): Remove.
1328 (arm*-wince-pe*): Remove.
1329 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1330 * arm/ecos-elf.h: Delete.
1331 * arm/t-strongarm-elf: Delete.
1332 * arm/rtems-elf.h: Delete.
1333 * arm/wince-pe.h: Delete.
1336 * arm/t-wince-pe: Delete.
1338 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1340 PR tree-optimization/53647
1341 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1342 targets with no defined cache line size.
1344 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1346 * targhooks.c (default_builtin_vectorized_conversion): Handle
1347 vec_construct, using vectype to base cost on subparts.
1348 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1349 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1350 instead of scalar_to-vec.
1351 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1352 vec_construct in same way as default for now.
1353 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1354 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1355 Handle vec_construct, including special case for 32-bit loads.
1357 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1359 * config/arm/arm.c (FL_IWMMXT2): New define.
1360 (arm_arch_iwmmxt2): New variable.
1361 (arm_option_override): Enable use of iWMMXt with VFP.
1362 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1363 Thumb mode. Set arm_arch_iwmmxt2.
1364 (arm_expand_binop_builtin): Accept VOIDmode op.
1365 (enum arm_builtins): Revise built-in fcode.
1366 (IWMMXT2_BUILTIN): New define.
1367 (IWMMXT2_BUILTIN2): Likewise.
1368 (iwmmx2_mbuiltin): Likewise.
1369 (builtin_description bdesc_2arg): Revise built in declaration.
1370 (builtin_description bdesc_1arg): Likewise.
1371 (arm_init_iwmmxt_builtins): Revise built in initialization.
1372 (arm_expand_builtin): Revise built in expansion.
1373 (arm_output_iwmmxt_shift_immediate): New function.
1374 (arm_output_iwmmxt_tinsr): Likewise.
1375 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1376 (arm_output_iwmmxt_tinsr): Likewise.
1377 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1378 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1379 (rorv4hi3, rorv2si3, rordi3): Likewise.
1380 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1381 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1382 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1383 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1384 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1385 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1386 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1387 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1388 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1389 (ror<mode>3, ror<mode>3_di): Likewise.
1390 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1391 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1392 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1393 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1394 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1395 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1396 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1397 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1398 (All instruction patterns): Add wtype attribute.
1399 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1400 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1401 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1402 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1403 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1404 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1405 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1406 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1407 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1408 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1409 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1410 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1411 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1412 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1413 (iwmmxt2.md): Include.
1414 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1415 (TARGET_IWMMXT2): New define.
1416 (TARGET_REALLY_IWMMXT2): Likewise.
1417 (arm_arch_iwmmxt2): Declare.
1418 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1419 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1420 Use C name-mangling for intrinsics.
1422 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1423 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1424 (_m_from_int): Likewise.
1425 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1426 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1427 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1428 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1429 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1430 (_mm_tbcst_pi32): Likewise.
1431 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1432 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1433 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1434 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1435 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1436 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1437 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1438 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1439 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1440 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1441 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1442 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1443 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1444 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1445 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1446 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1447 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1448 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1449 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1450 (_m_to_int): New define.
1451 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1452 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1453 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1455 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1456 (arch): Add "iwmmxt2".
1457 (arch_enabled): Handle "iwmmxt2".
1458 (wtype): New attribute.
1459 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1460 (UNSPEC_WALIGNI): New unspec.
1461 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1462 * config/arm/iterators.md (VMMX2): New mode_iterator.
1463 * config/arm/marvell-f-iwmmxt.md: New file.
1464 * config/arm/iwmmxt2.md: New file.
1466 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1471 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1472 if type isn't complete.
1474 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1476 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1478 2012-06-12 Richard Henderson <rth@redhat.com>
1480 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1481 iterator instead of INT.
1483 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1485 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1486 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1488 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1489 (tree_ssa_phiopt): Call gate_hoist_loads.
1490 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1491 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1492 hoist_adjacent_loads.
1493 (local_mem_dependence): New function.
1494 (hoist_adjacent_loads): Likewise.
1495 (gate_hoist_loads): Likewise.
1496 * common.opt (fhoist-adjacent-loads): New switch.
1497 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1499 2012-06-12 Michael Matz <matz@suse.de>
1501 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1502 (nonoverlapping_memrefs_p): Don't call it here ...
1503 (true_dependence_1): ... but here.
1505 2012-06-12 Richard Guenther <rguenther@suse.de>
1507 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1508 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1509 and MEM_SIZE only refines it. Reflect that and be less conservative
1510 if either of the latter is not known.
1512 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1514 PR rtl-optimization/53589
1515 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1516 discovery even when e->dest != target. If any LABEL_REF points
1517 to e->dest label, redirect it to target's label.
1519 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1521 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1522 condition for generating REG_FRAME_RELATED_EXPR note.
1523 (pop): Add code for generating REG_CFA_RESTORE,
1524 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1525 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1526 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1528 2012-06-11 Richard Henderson <rth@redhat.com>
1530 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1531 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1533 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1535 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1537 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1538 Mention that this hook needs to be defined for native TLS.
1539 * doc/tm.texi: Regenerate.
1541 2012-06-11 Mike Stump <mikestump@comcast.net>
1543 * emit-rtl.c (init_emit_once): Iterate through the
1544 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1545 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1546 all the MIN_MODE_PARTIAL_INT modes anymore.
1548 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1550 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1552 2012-06-11 Roland McGrath <mcgrathr@google.com>
1554 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1555 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1556 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1559 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1562 * config/sh/sh.md (fmasf4): New expander.
1563 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1564 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1565 * config/sh/sh.opt (mfused-madd): Remove.
1566 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1567 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1568 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1570 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1573 2012-06-11 Richard Henderson <rth@redhat.com>
1575 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1577 2012-06-11 Richard Guenther <rguenther@suse.de>
1580 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1581 replace it with the first non-BLOCK context.
1583 2012-06-11 Richard Guenther <rguenther@suse.de>
1585 * alias.c (aliases_everything_p): Remove.
1586 (DIFFERENT_ALIAS_SETS_P): Likewise.
1587 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1588 Do not use aliases_everything_p or special-case ANDs. Do not
1589 special-case BLKmode moves.
1590 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1593 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1595 Fix CRIS build errors with --enable-build-with-cxx.
1596 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1597 variable "and" to "andop".
1598 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1599 temporary variable for memory model, passing C++-type-correct
1600 parameter type to expand_mem_thread_fence.
1601 ("atomic_compare_and_swap<mode>"): Ditto.
1603 2012-06-09 Richard Henderson <rth@redhat.com>
1606 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1607 (pass_jump): Rename from pass_jump2.
1608 (execute_jump2, pass_jump2): New.
1609 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1610 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1611 and ACCUMULATE_OUTGOING_ARGS test...
1612 (gate_handle_stack_adjustments): ... here.
1613 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1614 Place new pass_jump2 after pass_stack_adjustments.
1615 * tree-pass.h (pass_jump): Declare.
1617 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1619 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1622 2012-06-08 Richard Henderson <rth@redhat.com>
1625 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1626 note to a clobber insn when no other insn is available.
1628 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1630 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1632 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1634 * genhooks.c (main): Set progname.
1635 (emit_documentation): Remove variable found_start, always bail out
1636 when a place is missing.
1637 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1639 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1642 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1643 call walk_gimple_seq_mod instead of walk_gimple_seq.
1644 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
1645 scan_omp_for, scan_omp_sections, scan_omp_single,
1646 execute_lower_omp): Adjust callers.
1647 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
1648 returns false, replace stmt with GIMPLE_NOP.
1649 (check_omp_nesting_restrictions): Instead of issuing warnings,
1650 issue errors and return false if any errors were reported.
1652 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
1654 * doc/invoke.texi (fconserve-space): Remove documentation.
1656 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
1658 * config/rs6000/rs6000-tables.opt: Regenerated.
1660 2012-06-06 Richard Guenther <rguenther@suse.de>
1662 PR tree-optimization/53081
1663 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
1664 (adjacent_dr_p): ... this and make it work for reads, too.
1665 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
1666 (struct partition_s): Change main_stmt to main_dr, add
1667 secondary_dr member.
1668 (build_size_arg_loc): Change to date data-reference and not
1670 (build_addr_arg_loc): New function split out from ...
1671 (generate_memset_builtin): ... here. Use it and simplify.
1672 (generate_memcpy_builtin): New function.
1673 (generate_code_for_partition): Adjust.
1674 (classify_partition): Streamline pattern detection. Detect memcpy.
1675 (ldist_gen): Adjust.
1676 (tree_loop_distribution): Adjust seed statements for memcpy
1679 2012-06-06 Matt Turner <mattst88@gmail.com>
1681 * config/arm/mmintrin.h (_mm_empty): New.
1684 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
1686 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
1687 * common.opt (fsched-pressure-algorithm=): Remove.
1688 * flag-types.h (sched_pressure_algorithm): Move to...
1689 * sched-int.h (sched_pressure_algorithm): ...here.
1690 * params.def (sched-pressure-algorithm): New param.
1691 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
1692 * common/config/s390/s390-common.c (s390_option_optimization_table):
1693 Remove OPT_fsched_pressure_algorithm_ entry.
1694 * config/s390/s390.c (s390_option_override): Set a default value for
1695 PARAM_SCHED_PRESSURE_ALGORITHM.
1697 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1700 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
1701 doing an unsigned compare, make sure the second argument is not a
1703 (rs6000_emit_cmove): Don't allow floating point comparisons when
1704 generating ISEL moves.
1706 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
1708 * config/rs6000/e5500.md: New file.
1709 * config/rs6000/e6500.md: New file.
1710 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1712 (rs6000_option_override_internal): Altivec and Spe options not
1713 allowed with e5500. Spe options not allowed with e6500. Increase
1714 move inline limit for e5500 and e6500. Disable string instructions
1715 for e5500 and e6500. Enable branch targets alignment for e5500 and
1716 e6500. Initialize rs6000_cost for e5500 and e6500.
1717 (rs6000_adjust_cost): Add extra scheduling cycles between compare
1718 and brnach for e5500 and e6500.
1719 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
1720 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
1722 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
1723 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
1725 Include e5500.md and e6500.md.
1726 * config/rs6000/rs6000-opt.h (processor_type): Add
1727 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
1728 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
1729 (powerpc*-*-*): Add new cores e5500, e6500.
1730 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
1732 2012-06-05 Richard Guenther <rguenther@suse.de>
1734 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
1736 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
1739 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
1740 is used for x86_64-*-*.
1742 2012-06-05 Richard Guenther <rguenther@suse.de>
1744 PR tree-optimization/30442
1745 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
1746 vectorization stop analysis at the first stmt we cannot compute
1747 a data-reference for instead of giving up completely.
1749 2012-06-05 Richard Guenther <rguenther@suse.de>
1751 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
1752 (partition_alloc): Initialize it.
1753 (partition_has_writes): New function.
1754 (rdg_flag_uses): Adjust.
1755 (rdg_flag_vertex): Likewise.
1756 (rdg_flag_vertex_and_dependent): Likewise.
1757 (rdg_flag_loop_exits): Likewise.
1758 (build_rdg_partition_for_component): Likewise.
1759 (rdg_build_partitions): Likewise.
1761 2012-06-05 Richard Guenther <rguenther@suse.de>
1763 PR tree-optimization/53081
1764 * tree-loop-distribution.c (generate_memset_builtin): Handle all
1765 kinds of byte-sized stores.
1766 (classify_partition): Likewise.
1767 (tree_loop_distribution): Adjust seed statements used for
1768 !flag_tree_loop_distribution.
1770 2012-06-05 Alan Modra <amodra@gmail.com>
1772 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
1773 (rs6000_emit_prologue): Ensure register used for inline saves
1774 of vector regs is not the static chain register. Revise comment.
1776 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1778 * doc/md.texi (Standard Pattern Names For Generation): Document
1781 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
1784 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
1786 2012-06-04 Jason Merrill <jason@redhat.com>
1788 * dwarf2out.c (is_unit_die): New.
1789 (copy_declaration_context, copy_ancestor_tree): Use it.
1790 (copy_decls_walk): Likewise.
1792 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1795 * doc/invoke.texi (Wenum-compare): Update documentation.
1797 2012-06-04 Dodji Seketeli <dodji@redhat.com>
1799 PR preprocessor/53463
1800 * parser.c (cp_parser_assignment_expression): Use the location
1801 for the '=' as the default location for the expression.
1803 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1806 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1808 (altivec_stvlxl): Ditto.
1809 (altivec_stvrx): Ditto.
1810 (altivec_stvrxl): Ditto.
1812 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
1814 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
1815 (ira_uniform_class_p): New macro.
1817 * ira.c (setup_uniform_class_p): New function.
1818 (setup_allocno_and_important_classes): Call the function.
1819 (print_unform_and_important_classes): New function.
1820 (print_classes): Rename to print_translated_classes.
1821 (ira_debug_allocno_classes): Add call of
1822 print_unform_and_important_classes.
1824 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
1825 classes instead of pressure classes.
1827 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1830 * trans-mem.c (expand_block_edges): Do not skip the first
1831 statement when resetting the BB.
1833 2012-06-04 Richard Guenther <rguenther@suse.de>
1835 * tree-data-ref.c (stores_from_loop): Remove.
1836 (stmt_with_adjacent_zero_store_dr_p): Likewise.
1837 (stores_zero_from_loop): Likewise.
1838 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
1839 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
1840 (adjacent_store_dr_p): New function.
1841 * tree-loop-distribution.c (generate_memset_builtin): Pass
1842 the RDG, use the already available data-reference.
1843 (generate_code_for_partition): Pass down RDG.
1844 (classify_partition): Inline parts of the former
1845 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
1846 (ldist_gen): Remember if there was any detected builtin and
1847 do less work if not and flag_tree_loop_distribution is not set.
1848 (tree_loop_distribution): Inline and fuse stores_from_loop
1849 and stores_zero_from_loop here.
1851 2012-06-04 Richard Guenther <rguenther@suse.de>
1854 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1855 create new assembler names.
1857 2012-06-04 Richard Guenther <rguenther@suse.de>
1859 * tree-data-ref.c (struct rdg_vertex_info): Remove.
1860 (rdg_vertex_for_stmt): Simplify using gimple_uid.
1861 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
1862 hashtable. Record stmt data-references.
1863 (hash_stmt_vertex_info): Remove.
1864 (eq_stmt_vertex_info): Likewise.
1865 (hash_stmt_vertex_del): Likewise.
1866 (build_empty_rdg): Simplify.
1867 (build_rdg): Adjust.
1868 (free_rdg): Likewise.
1869 (ref_base_address): Remove.
1870 (have_similar_memory_accesses): Likewise.
1871 * tree-data-ref.h (create_rdg_vertices): Remove.
1872 (struct rdg_vertex): Add datarefs member.
1873 (RDGV_DATAREFS): New define.
1874 (RDG_DATAREFS): Likewise.
1875 (have_similar_memory_accesses): Remove.
1876 (rdg_has_similar_memory_accesses): Likewise.
1877 * tree-loop-distribution.c (ref_base_address): Re-implement here.
1878 (similar_memory_accesses): Re-implement using existing data-references.
1879 (tree_loop_distribution): Initialize stmt uids for the stmt to
1881 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1882 access stmt vinfo for stmts in loop.
1884 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
1887 * config/m68k/m68k.md ("tablejump"): Fix check for
1888 CASE_VECTOR_PC_RELATIVE.
1890 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1892 * output.h (merge_weak, assemble_alias,
1893 initializer_constant_valid_p,
1894 initializer_constant_valid_for_bitfield_p): Move protos from here...
1895 * tree.h: ... to here.
1896 * cgraphclones.c: Do not include output.h.
1897 * gimplify.c: Likewise.
1898 * reload.c: Likewise.
1899 * recog.c: Likewise.
1900 * tree-ssa-loop-ivopts.c: Likewise.
1901 * tree-switch-conversion.c: Likewise.
1902 * c-parser.c: Likewise.
1903 * c-typeck.c: Likewise.
1904 * Makefile.in: Fix dependencies.
1906 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1909 * config/avr/avr-stdint.h: New file.
1910 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1913 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1915 PR tree-optimization/53550
1916 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1917 is POINTER_TYPE_P, use sizetype as step type instead of type.
1919 2012-06-04 Richard Guenther <rguenther@suse.de>
1921 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
1922 (ref_base_address_1): Likewise.
1923 (remove_similar_memory_refs): Likewise.
1924 * tree-data-ref.h (remove_similar_memory_refs): Remove.
1925 * tree-loop-distribution.c (classify_partition): Do not classify
1926 as builtin if -ftree-loop-distribute-patterns is not enabled.
1927 (fuse_partitions_with_similar_memory_accesses): Inline ...
1928 (ldist_gen): ... here. Fuse all non-builtin partitions if
1929 -ftree-loop-distribution is not enabled. Properly return
1930 the number of created partitions. Do not update SSA form here but ...
1931 (tree_loop_distribution): ... once here for the whole function.
1932 Only walk innermost loops, constrain loops we consider here
1933 further. Do not call remove_similar_memory_refs.
1934 (distribute_loop): Do not check number of loop nodes here.
1936 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1938 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
1940 2012-06-03 Martin Jambor <mjambor@suse.cz>
1942 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
1943 (ipa_get_jf_known_type_base_type): Likewise.
1944 (ipa_get_jf_known_type_component_type): Likewise.
1945 (ipa_get_jf_constant): Likewise.
1946 (ipa_get_jf_pass_through_formal_id): Likewise.
1947 (ipa_get_jf_pass_through_operation): Likewise.
1948 (ipa_get_jf_ancestor_offset): Likewise.
1949 (ipa_get_jf_ancestor_type): Likewise.
1950 (ipa_get_jf_ancestor_formal_id): Likewise.
1951 (ipa_get_jf_member_ptr_pfn): Likewise.
1952 * ipa-prop.c (ipa_set_jf_known_type): New function.
1953 (ipa_set_jf_constant): Likewise.
1954 (ipa_set_jf_simple_pass_through): Likewise.
1955 (ipa_set_jf_arith_pass_through): Likewise.
1956 (ipa_set_ancestor_jf): Likewise.
1957 (fill_member_ptr_cst_jump_function): Moved up and renamed to
1958 ipa_set_jf_member_ptr_cst.
1959 (detect_type_change_1): Use the new jump function creation functions.
1960 (compute_complex_assign_jump_func): Likewise.
1961 (compute_complex_ancestor_jump_func): Likewise.
1962 (compute_known_type_jump_func): Likewise.
1963 (compute_scalar_jump_functions): Likewise.
1964 (compute_pass_through_member_ptrs): Likewise.
1965 (determine_cst_member_ptr): Likewise.
1966 (combine_known_type_and_ancestor_jfs): Likewise.
1967 (try_make_edge_direct_simple_call): Likewise.
1968 (try_make_edge_direct_virtual_call): Likewise.
1969 (update_indirect_edges_after_inlining): Likewise.
1970 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
1971 access functions. Incorporat NOP_EXPR and BINFO handling from its
1973 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
1974 which was in its callers.
1975 (ipa_value_from_jfunc): Use jump function access functions. Some
1976 functionality moved to functions above.
1977 (propagate_vals_accross_ancestor): Likewise.
1978 (propagate_vals_accross_pass_through): Use jump function access
1980 (propagate_accross_jump_function): Likewise.
1981 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
1983 (inline_merge_summary): Likewise.
1985 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1987 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1988 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1989 MAX_PCREL17F_OFFSET instead of fixed offset.
1990 (pa_attr_length_call): Likewise.
1991 (pa_attr_length_indirect_call): Likewise.
1993 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
1996 * config/sh/sh.opt (mfsca, mfsrra): New options.
1997 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
1999 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2000 (sinssf2, cossf2): Fold expanders to ...
2001 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2002 TARGET_FSCA condition.
2003 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2005 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2006 -mno-fsca, -mfsrra, -mno-fsrra.
2008 2012-06-03 Matt Turner <mattst88@gmail.com>
2010 * config/mips/4600.md (r4700_imul_si): New.
2011 (r4700_imul_di): New.
2012 (r4700_fmul_single): New.
2013 (r4700_fmul_double): New.
2014 * config/mips/mips-cpus.def: Add r4700.
2015 * config/mips/mips.c: Likewise.
2016 * config/mips/mips.md: Likewise.
2017 * config/mips/mips-tables.opt: Regenerate.
2019 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2021 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2022 new function sparc_initial_elimination_offset.
2023 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2025 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2028 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2030 * expmed.c (expand_mult, choose_multiplier): Change
2031 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2032 * expr.c (convert_modes): Likewise.
2033 * explow.c (plus_constant): Likewise.
2034 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2035 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2036 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2037 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2038 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2039 (do_fixed_shift, fixed_convert, fixed_convert)
2040 (fixed_convert_from_int, fixed_convert_from_int)
2041 (fixed_convert_from_real): Likewise.
2042 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2043 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2044 * varasm.c (output_constructor_bitfield): Likewise.
2045 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2046 * double-int.c (rshift_double, lshift_double): Likewise.
2047 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2049 * simplify-rtx.c (mode_signbit_p)
2050 (simplify_const_unary_operation, simplify_binary_operation_1)
2051 (simplify_immed_subreg): Likewise.
2052 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2053 * tree-vect-generic.c (build_replicated_const): Likewise.
2054 * dbxout.c (stabstr_O): Likewise.
2055 * emit-rtl.c (immed_double_int_const, immed_double_const)
2056 (gen_lowpart_common, init_emit_once): Likewise.
2057 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2058 (widest_int_cst_value, upper_bound_in_type): Likewise.
2059 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2060 (fixup_unsigned_type): Likewise.
2061 * real.c (real_to_integer2, real_from_integer): Likewise.
2062 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2063 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2065 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2068 * fold-const.c (fold_binary_loc): Refine previous change.
2070 2012-06-01 Olivier Hainque <hainque@adacore.com>
2072 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2073 the "do {" part of the do-while(0) loop.
2075 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2077 * config/i386/i386.c (x86_sched_reorder): New function.
2078 Added new function x86_sched_reorder.
2080 2012-06-01 Richard Guenther <rguenther@suse.de>
2082 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2084 (classify_partition): Likewise.
2086 2012-06-01 Richard Guenther <rguenther@suse.de>
2088 * tree-loop-distribution.c (enum partition_kind): New enum.
2089 (struct partition_s): Add kind and main_stmt members.
2090 (partition_alloc): Initialize kind to PKIND_NORMAL.
2091 (partition_builtin_p): New function.
2092 (copy_loop_before): Remove failure path and assert instead.
2093 (generate_loops_for_partition): Likewise.
2094 (generate_memset_zero): Fold into ...
2095 (generate_memset_builtin): ... this.
2096 (classify_partition): New function with code from
2097 can_generate_builtin and generate_builtin.
2098 (generate_builtin): Remove.
2099 (can_generate_builtin): Likewise.
2100 (fuse_partitions_with_similar_memory_accesses): Call
2101 partition_builtin_p instead of can_generate_builtin.
2102 (rdg_build_partitions): Do not call
2103 fuse_partitions_with_similar_memory_accesses here...
2104 (ldist_gen): ... but here after classifying all partitions.
2105 Remove failure path of generate_code_for_partition.
2106 (generate_code_for_partition): Generate code according
2107 to partition classification.
2109 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2110 Jonathan Wakely <jwakely.gcc@gmail.com>
2113 * doc/invoke.texi (Warning Options): Explain purpose and differences
2114 between -Wmissing-prototypes and -Wmissing-declarations.
2116 2012-06-01 Christian Bruel <christian.bruel@st.com>
2118 * gcc.c (save_switch): Add user_p parameter.
2119 (read_specs): Likewise.
2120 (set_specs): Likewise.
2121 (validate_switches): Likewise.
2122 (validate_switches_from_spec): Likewise.
2123 (validate_all_switches): Pass on user_p parameter.
2124 (struct spec_list): Add user_p field.
2125 (struct switchstr): Add known field.
2126 (save_switch): Add known parameter.
2127 (INIT_STATIC_SPEC): Initialize user_p;
2128 (driver_unknown_option_callbac): call save_switch if
2129 OPT_SPECIAL_unknown.
2130 (driver_handle_option): Propagate OPT_specs.
2131 (do_spec_1): Set validated only if known.
2132 (check_live_switch): Likewise.
2133 (validate_switches): Set validated if known or user_spec.
2135 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2137 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2138 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2139 * config/cris/cris-protos.h: Declare it.
2140 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2141 (TARGET_DEFAULT): Add alignment by 32.
2142 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2143 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2144 TARGET_CPU_DEFAULT == 32.
2145 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2146 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2147 numbers by replacing the define_constants for all UNSPECs with the
2148 equivalent define_c_enum construct.
2149 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2150 * config/cris/sync.md: New file.
2152 2012-05-31 Matt Turner <mattst88@gmail.com>
2154 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2155 (r4600_imul_di): New.
2156 (r4600_idiv_si): Rename from r4600_idiv.
2157 (r4600_idiv_di): New.
2159 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2161 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2162 (decl_default_tls_model): Move to tree.h
2163 (dump_file): Move to system.h.
2164 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2165 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2166 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2167 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2168 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2169 dbxout_stab_value_internal_label,
2170 dbxout_stab_value_internal_label_diff): Move from here ...
2171 * dbxout.h: ... to here.
2172 * system.h (dump_file): Moved here from output.h.
2173 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2174 * tree.h (decl_default_tls_model): Moved here from output.h.
2175 * varasm.c (default_stabs_asm_out_destructor,
2176 default_stabs_asm_out_constructor): Move from here ...
2177 * dbxout.c: ... to here.
2179 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2181 * collect2.h (dump_file): Rename to dump_ld_file.
2182 * collect2.c: Likewise.
2183 * tlink.c: Likewise.
2185 * alias.c: Do not include output.h.
2186 * auto-inc-dec.c: Likewise.
2187 * bt-load.c: Likewise.
2188 * caller-save.c: Likewise.
2190 * cfgbuild.c: Likewise.
2191 * cfgcleanup.c: Likewise.
2192 * cfglayout.c: Likewise.
2193 * cfgloop.c: Likewise.
2194 * cfgloopanal.c: Likewise.
2195 * cfgloopmanip.c: Likewise.
2196 * cfgrtl.c: Likewise.
2197 * cgraph.c: Likewise.
2198 * cgraphclones.c: Likewise.
2199 * combine-stack-adj.c: Likewise.
2200 * combine.c: Likewise.
2201 * cprop.c: Likewise.
2203 * cselib.c: Likewise.
2204 * dbgcnt.c: Likewise.
2205 * df-problems.c: Likewise.
2206 * df-scan.c: Likewise.
2207 * dojump.c: Likewise.
2208 * fwprop.c: Likewise.
2210 * graph.c: Likewise.
2211 * haifa-sched.c: Likewise.
2212 * hw-doloop.c: Likewise.
2213 * ipa-inline-transform.c: Likewise.
2214 * ipa-pure-const.c: Likewise.
2215 * ipa-reference.c: Likewise.
2216 * ipa-utils.c: Likewise.
2217 * ira-build.c: Likewise.
2218 * ira-emit.c: Likewise.
2220 * loop-doloop.c: Likewise.
2221 * loop-invariant.c: Likewise.
2222 * loop-iv.c: Likewise.
2223 * loop-unroll.c: Likewise.
2224 * loop-unswitch.c: Likewise.
2225 * lto-cgraph.c: Likewise.
2226 * lto-section-in.c: Likewise.
2227 * lto-streamer-in.c: Likewise.
2229 * mode-switching.c: Likewise.
2230 * postreload-gcse.c: Likewise.
2231 * postreload.c: Likewise.
2232 * predict.c: Likewise.
2233 * profile.c: Likewise.
2235 * reg-stack.c: Likewise.
2236 * regcprop.c: Likewise.
2237 * regmove.c: Likewise.
2238 * regstat.c: Likewise.
2239 * reload1.c: Likewise.
2240 * sched-ebb.c: Likewise.
2241 * sel-sched-dump.c: Likewise.
2242 * simplify-rtx.c: Likewise.
2243 * stor-layout.c: Likewise.
2244 * store-motion.c: Likewise.
2245 * tracer.c: Likewise.
2246 * tree-affine.c: Likewise.
2247 * tree-cfg.c: Likewise.
2248 * tree-cfgcleanup.c: Likewise.
2249 * tree-dfa.c: Likewise.
2250 * tree-into-ssa.c: Likewise.
2251 * tree-nomudflap.c: Likewise.
2252 * tree-optimize.c: Likewise.
2253 * tree-pretty-print.c: Likewise.
2254 * tree-profile.c: Likewise.
2255 * tree-ssa-address.c: Likewise.
2256 * tree-ssa-ccp.c: Likewise.
2257 * tree-ssa-copy.c: Likewise.
2258 * tree-ssa-dom.c: Likewise.
2259 * tree-ssa-loop-ch.c: Likewise.
2260 * tree-ssa-loop-im.c: Likewise.
2261 * tree-ssa-loop-manip.c: Likewise.
2262 * tree-ssa-loop-niter.c: Likewise.
2263 * tree-ssa-loop-prefetch.c: Likewise.
2264 * tree-ssa-loop-unswitch.c: Likewise.
2265 * tree-ssa-loop.c: Likewise.
2266 * tree-ssa-propagate.c: Likewise.
2267 * tree-ssa-structalias.c: Likewise.
2268 * tree-ssa-tail-merge.c: Likewise.
2269 * tree-ssa-threadedge.c: Likewise.
2270 * tree-ssa-threadupdate.c: Likewise.
2271 * tree-ssa-uncprop.c: Likewise.
2272 * tree-ssa-uninit.c: Likewise.
2273 * tree-ssa.c: Likewise.
2274 * value-prof.c: Likewise.
2275 * var-tracking.c: Likewise.
2278 * config/m32r/m32r.c: Include dbxout.h.
2279 * config/pa/pa.c: Likewise.
2280 * config/rs6000/rs6000.c: Likewise.
2282 * Makefile.in: Fix dependencies.
2283 * config/rs6000/t-rs5000: Likewise.
2285 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2287 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2288 * gimple.h (block_in_transaction): Check for flag_tm.
2290 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2292 PR tree-optimization/52558
2293 * cfg.c (alloc_aux_for_edge): Fix comment.
2294 (alloc_aux_for_edge): Remove static.
2295 * basic-block.h (alloc_aux_for_edge): Protoize.
2296 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2297 (execute_sm_if_changed_flag): New.
2298 (execute_sm_if_changed_flag_set): New.
2299 (execute_sm): Do not generate data races unless requested.
2300 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2301 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2302 * gimple.h (block_in_transaction): New.
2303 (gimple_in_transaction): Use block_in_transaction.
2305 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2308 * config/avr/avr.opt (-msp8): Document it.
2309 * doc/invoke.texi (AVR Options): Ditto. And document related
2312 2012-05-31 Diego Novillo <dnovillo@google.com>
2314 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2315 (BUILD_CXXFLAGS): Define and substitute.
2316 * Makefile.in (BUILD_CXXFLAGS): Define.
2317 (CXX_FOR_BUILD): Define.
2318 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2319 (LINKER_FOR_BUILD): Likewise.
2320 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2321 (BUILD_LINKERFLAGS): Likewise.
2322 * configure: Regenerate.
2324 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2326 * Makefile.in: Fix many dependencies.
2327 * tree-profile.c: Don't include regs.h.
2328 * tree-vectorizer.c: Don't include cfglayout.h.
2329 * tree-vect-stmts.c: Likewise.
2330 * tree-vect-slp.c: Likewise.
2331 * tree-vect-loop.c: Likewise.
2332 * reg-stack.c: Likewise.
2333 * tree-ssa-loop-manip.c: Likewise.
2334 * toplev.c: Likewise.
2335 * varasm.c: Don't include cfglayout.h, basic-block.h,
2336 and tree-iterator.h.
2337 * tree-cfgcleanup.c: Don't include cfglayout.h.
2338 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2339 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2340 * cgraphclones.c: Don't include plugin.h.
2342 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2344 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2345 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2346 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2348 2012-05-31 Richard Guenther <rguenther@suse.de>
2350 * tree-loop-distribution.c (struct partition_s): New struct,
2351 typedef and vector type.
2352 (partition_alloc, partition_free): New functions.
2353 (generate_loops_for_partition, generate_builtin,
2354 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2355 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2356 build_rdg_partition_for_component, can_generate_builtin,
2357 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2358 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2359 number_of_rw_in_partition, partition_contains_all_rw,
2360 ldist_gen): Use partition_t instead of bitmap.
2362 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2364 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2365 * doc/avr-mmcu.texi: Regenerate.
2367 2012-05-31 Richard Guenther <rguenther@suse.de>
2369 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2370 Use FOR_EACH_SSA_DEF_OPERAND.
2371 (generate_builtin): Adjust.
2372 (stmt_generated_in_another_partition): Remove.
2373 (add_scalar_computations_to_partition): Likewise.
2374 (rdg_build_partitions): Do not call
2375 add_scalar_computations_to_partition.
2377 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2379 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2380 double ints throughout.
2381 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2382 Check that the position of the field is representable as an integer.
2384 2012-05-31 Richard Guenther <rguenther@suse.de>
2386 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2387 the MEM_REF offset to sizetype.
2389 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2391 * doc/invoke.texi (AVR Options): Fix typos.
2393 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2395 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2397 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2398 non-v32 into --march=v0_v10.
2400 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2402 * ira-int.h (target_ira_int): Rename x_move_cost to
2403 x_ira_register_move_cost, x_may_move_in_cost to
2404 x_ira_may_move_in_cost and x_may_move_out_cost to
2405 x_ira_may_move_out_cost. Delete the old fields with
2406 those names and also x_ira_max_register_move_cost,
2407 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2408 (move_cost, may_move_in_cost, may_move_out_cost)
2409 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2410 (ira_max_may_move_out_cost): Delete.
2411 * ira.c (init_move_cost): Rename to...
2412 (ira_init_register_move_cost): ...this, deleting the old
2413 function with that name. Apply above variable renamings.
2414 Retain asserts for null fields.
2415 (ira_init_once): Don't initialize register move costs here.
2416 (free_register_move_costs): Apply above variable renamings.
2417 Remove code for deleted fields.
2419 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2421 * ira.c (init_move_cost): Adjust choice of subclasses to match
2422 the current ira_init_register_move_cost choice. Use
2423 ira_class_subset_p instead of reg_class_subset_p.
2424 (ira_init_register_move_cost): Assert that move_cost,
2425 may_move_in_cost and may_move_out_cost already hold the desired
2426 values for their ira_* equivalents. For the latter two,
2427 ignore classes that can't store a register of the given mode.
2429 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2431 * ira.c (setup_allocno_and_important_classes): Use
2432 ira_class_hard_regs_num to check whether a class has any
2433 allocatable registers.
2434 (ira_init_register_move_cost): Likewise.
2436 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2438 * ira.c (init_move_cost): Adjust local variable names to match
2439 file conventions. Use ira_assert instead of gcc_assert.
2441 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2443 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2444 Move these definitions and associated target_globals fields to...
2445 * ira-int.h: ...here.
2446 * rtl.h (init_move_cost): Delete.
2447 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2448 * ira.c: ...here, making the latter static.
2450 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2452 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2453 and ira_register_move_cost instead of init_move_cost and move_cost.
2455 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2457 * ira.h (target_ira): Delete x_ira_available_class_regs.
2458 (ira_available_class_regs): Delete.
2459 * ira.c (setup_available_class_regs): Delete.
2460 (setup_alloc_classes): Don't call it.
2461 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2462 ira_available_class_regs.
2463 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2464 (model_spill_cost): Likewise.
2465 * ira-build.c (low_pressure_loop_node_p): Likewise.
2466 * ira-color.c (color_pass): Likewise.
2467 * ira-emit.c (change_loop): Likewise.
2468 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2469 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2470 (process_bb_node_lives): Likewise.
2471 * loop-invariant.c (gain_for_invariant): Likewise.
2473 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2476 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2477 (pa_section_type_flags): New.
2478 (pa_legitimate_constant_p): Revert previous change.
2480 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2482 * ira.c (allocate_initial_values): Make static.
2484 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2487 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2489 2012-05-30 Richard Guenther <rguenther@suse.de>
2492 * fold-const.c (fold_binary_loc): Make sure to call
2493 fold_plusminus_mult_expr with the original sign of operands.
2495 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2497 * Makefile.in: Fix many dependencies.
2498 (DWARF2_H): Depend on dwarf2.def.
2499 (RTL_ERROR_H): Depend on rtl-error.h.
2500 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2501 all gimple-pretty-print.h and tree-pretty-print.h references.
2503 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2505 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2508 2012-05-30 Richard Guenther <rguenther@suse.de>
2511 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2514 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2516 * explow.c (probe_stack_range): Restore simple control flow and stop
2517 again when the probe cannot be generated if HAVE_check_stack.
2519 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2521 PR rtl-optimization/53519
2522 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2523 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2525 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2527 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2529 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2532 * doc/tm.texi: Update.
2533 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2534 * target.def (force_at_comp_dir): New hook.
2535 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2536 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2538 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2540 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2542 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2543 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2545 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2548 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2549 flag_unsafe_math_optimizations is set.
2550 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2551 Update description of -mfused-madd.
2553 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2556 * config/sh/predicates.md (atomic_arith_operand,
2557 atomic_logical_operand): New predicates.
2558 * config/sh/sh.c (sh_option_override): Check atomic options.
2559 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2560 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2561 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2562 UNSUPPORTED_HARD_ATOMIC_CPU.
2563 * config/sh/sync.md: Update description comments.
2564 (I12): New mode iterator.
2565 (fetchop_predicate, fetchop_constraint): New code attributes.
2566 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2567 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2568 atomic_fetch_<fetchop_name>si_hard,
2569 atomic_fetch_<fetchop_name><mode>_hard,
2570 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2571 atomic_<fetchop_name>_fetchsi_hard,
2572 atomic_<fetchop_name>_fetch<mode>_hard,
2573 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2574 atomic_test_and_set_hard): New insns.
2575 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2576 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2577 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2578 atomic_test_and_set_soft): Use same formatting for the first line of
2579 the asm block as in new insns above.
2580 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2581 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2582 atomic_test_and_set): Integrate new *_hard insns into expanders.
2583 * config/sh/sh.opt (mhard-atomic): New option.
2584 * doc/invoke.texi (SH Options): Document it.
2586 2012-05-29 Meador Inge <meadori@codesourcery.com>
2588 * c-decl.c (c_push_function_context): Always create a new language
2590 (c_pop_function_context): Clear the language function created in
2591 c_push_function_context.
2593 2012-05-29 Matt Turner <mattst88@gmail.com>
2595 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2596 (define_bypass "ev6_fcmov"): New.
2598 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2600 * integrate.c: Remove.
2601 * integrate.h: Remove.
2602 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2603 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2604 * config/rs6000/t-rs6000: Likewise
2605 * config/spu/t-spu-elf: Likewise.
2606 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2607 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2608 from integrate.h to here.
2609 (initial_value_entry): New prototype.
2610 * reload.h (allocate_initial_values): Remove prototype.
2611 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2612 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2614 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2615 set_decl_abstract_flags, set_block_abstract_flags): Move from
2616 integrate.c to here, the only user.
2617 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2619 * function.c: Don't include integrate.h.
2620 (struct initial_value_pair, struct initial_value_struct,
2621 get_hard_reg_initial_val, has_hard_reg_initial_val,
2622 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2623 integrate.c to here.
2624 (initial_value_entry): New function.
2625 * genemit.c (main): Don't print integrate.h include line.
2626 * ira.c: Don't include integrate.h.
2627 (allocate_initial_values): Move from integrate.c to here.
2628 (ira): Update allocate_initial_values call.
2629 * tree-inline.c: Don't include integrate.h.
2630 (function_attribute_inlinable_p): Moved from integrate.c to here.
2631 * cfgexpand.c: Don't include integrate.h.
2632 * except.c: Likewise.
2633 * langhooks.c: Likewise.
2634 * passes.c: Likewise.
2635 * toplev.c: Likewise.
2636 * config/frv/frv.c: Likewise.
2637 * config/pa/pa.c: Likewise.
2638 * config/spu/spu.c: Likewise.
2639 * config/epiphany/epiphany.c: Likewise.
2640 * config/mep/mep.c: Likewise.
2641 * config/score/score.c: Likewise.
2642 * config/picochip/picochip.c: Likewise.
2643 * config/sh/sh.c: Likewise.
2644 * config/alpha/alpha.c: Likewise.
2645 * config/microblaze/microblaze.c: Likewise.
2646 * config/mips/mips.c: Likewise.
2647 * config/v850/v850.c: Likewise.
2648 * config/mmix/mmix.c: Likewise.
2649 * config/bfin/bfin.c: Likewise.
2650 * config/arm/arm.c: Likewise.
2651 * config/s390/s390.c: Likewise.
2652 * config/m32r/m32r.c: Likewise.
2653 * config/rs6000/rs6000.c: Likewise.
2654 * config/c6x/c6x.c: Include function.h instead of integrate.h.
2655 * config/tilegx/tilegx.c: Likewise.
2656 * config/tilepro/tilepro.c: Likewise.
2658 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
2660 * config/avr/t-avr (s-avr-mmcu-texi): Call
2661 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
2663 2012-05-29 Michael Matz <matz@suse.de>
2665 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
2666 assign_temp): Remove 'keep' argument.
2667 (mark_temp_addr_taken): Remove prototype.
2668 * tree.h (expand_decl): Remove prototype.
2669 * function.c (struct temp_slot): Remove addr_taken and keep member.
2670 (assign_stack_temp_for_type) Don't initialize above, remove
2672 (assign_stack_temp, assign_temp): Remove keep argument.
2673 (mark_temp_addr_taken): Remove.
2674 (preserve_temp_slots): Remove handling of addr_taken and keep members.
2675 (free_temp_slots): Ditto.
2676 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
2678 * stmt.c (expand_asm_operands): Remove dead code.
2679 (expand_decl): Remove.
2680 * c-decl.c (finish_struct): Don't call expand_decl.
2681 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
2682 and assign_stack_temp.
2683 * calls.c (save_fixed_argument_area, initialize_argument_information,
2684 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
2685 * expmed.c (extract_bit_field_1): Ditto.
2686 * expr.c (emit_group_load_1, emit_group_store,
2687 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
2688 store_field, expand_constructor, expand_cond_expr_using_cmove,
2689 expand_expr_real_2, expand_expr_real_1): Ditto.
2690 * stmt.c (expand_asm_operands, expand_return): Ditto.
2692 * function.c (pop_temp_slots): Call free_temp_slots.
2693 * calls.c (store_one_arg): Don't call preserve_temp_slots or
2695 * expr.c (expand_assignment): Don't call free_temp_slots.
2697 * config/arm/arm.c (neon_expand_vector_init): Ditto.
2698 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
2699 (ix86_expand_vector_extract): Ditto.
2700 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
2701 ia64_expand_movxf_movrf): Ditto.
2702 * config/mips/mips.c (mips_expand_vi_general): Ditto.
2703 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
2704 extendsfdf2): Ditto.
2705 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
2706 rs6000_expand_vector_set, rs6000_expand_vector_extract,
2707 rs6000_allocate_stack_temp): Ditto.
2708 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
2709 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2710 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
2711 sparc_expand_vector_init): Ditto.
2713 2012-05-29 Michael Matz <matz@suse.de>
2715 * c-tree.h (c_expand_decl): Remove prototype.
2717 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
2719 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
2720 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
2721 COMPOUND_LITERAL_EXPR.
2722 * function.c (expand_function_start): Don't call expand_decl,
2723 instead assert that we have RTL assigned.
2724 * tree-ssa-live.c (remove_unused_locals): Clear
2725 nonlocal_goto_save_area if its backing variable is removed.
2726 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
2728 (expand_decl): Assert that this does nothing.
2729 * calls.c (expand_call): Don't call mark_temp_addr_taken.
2731 2012-05-29 Richard Guenther <rguenther@suse.de>
2733 PR tree-optimization/53516
2734 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2736 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2738 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2740 * LANGUAGES: Fix typos.
2741 * Makefile.in: Fix typos.
2742 * alias.c: Fix typos.
2743 * auto-inc-dec.c: Fix typos.
2744 * bb-reorder.c: Fix typos.
2745 * cfgcleanup.c: Fix typos.
2746 * cgraph.c: Fix typos.
2747 * cgraph.h: Fix typos.
2748 * cgraphunit.c: Fix typos.
2749 * collect2-aix.h: Fix typos.
2750 * collect2.c: Fix typos.
2751 * compare-elim.c: Fix typos.
2752 * config/alpha/vms.h: Fix typos.
2753 * config/arm/README-interworking: Fix typos.
2754 * config/arm/arm.c: Fix typos.
2755 * config/arm/iterators.md: Fix typos.
2756 * config/arm/vxworks.h: Fix typos.
2757 * config/avr/avr.c: Fix typos.
2758 * config/avr/avr.h: Fix typos.
2759 * config/avr/avr.md: Fix typos.
2760 * config/avr/builtins.def: Fix typos.
2761 * config/c6x/c6x.c: Fix typos.
2762 * config/cr16/cr16.c: Fix typos.
2763 * config/cr16/cr16.md: Fix typos.
2764 * config/cris/cris.md: Fix typos.
2765 * config/darwin.c: Fix typos.
2766 * config/darwin.opt: Fix typos.
2767 * config/i386/i386-c.c: Fix typos.
2768 * config/i386/i386.c: Fix typos.
2769 * config/ia64/ia64.c: Fix typos.
2770 * config/m68k/cf.md: Fix typos.
2771 * config/mep/mep.c: Fix typos.
2772 * config/microblaze/microblaze.c: Fix typos.
2773 * config/microblaze/microblaze.h: Fix typos.
2774 * config/mn10300/mn10300.c: Fix typos.
2775 * config/mn10300/mn10300.md: Fix typos.
2776 * config/pa/pa.c: Fix typos.
2777 * config/picochip/picochip.h: Fix typos.
2778 * config/rs6000/a2.md: Fix typos.
2779 * config/rs6000/rs6000.c: Fix typos.
2780 * config/rs6000/vector.md: Fix typos.
2781 * config/rx/rx.md: Fix typos.
2782 * config/rx/rx.opt: Fix typos.
2783 * config/s390/2097.md: Fix typos.
2784 * config/s390/s390.c: Fix typos.
2785 * config/s390/s390.h: Fix typos.
2786 * config/sh/sh.c: Fix typos.
2787 * config/sh/sh.md: Fix typos.
2788 * config/sparc/sync.md: Fix typos.
2789 * config/spu/spu.c: Fix typos.
2790 * config/spu/spu.md: Fix typos.
2791 * config/vms/vms.c: Fix typos.
2792 * config/vxworks-dummy.h: Fix typos.
2793 * config/vxworks.h: Fix typos.
2794 * cselib.c: Fix typos.
2795 * df-scan.c: Fix typos.
2797 * doc/extend.texi: Fix typos.
2798 * doc/install.texi: Fix typos.
2799 * doc/invoke.texi: Fix typos.
2800 * doc/md.texi: Fix typos.
2801 * doc/plugins.texi: Fix typos.
2802 * doc/rtl.texi: Fix typos.
2804 * dwarf2asm.c: Fix typos.
2805 * dwarf2out.c: Fix typos.
2806 * except.h: Fix typos.
2807 * expr.c: Fix typos.
2808 * fold-const.c: Fix typos.
2810 * gcse.c: Fix typos.
2811 * genautomata.c: Fix typos.
2812 * gengtype-state.c: Fix typos.
2813 * gengtype.c: Fix typos.
2814 * genhooks.c: Fix typos.
2815 * gimple-fold.c: Fix typos.
2816 * gimple-pretty-print.c: Fix typos.
2817 * gimple.c: Fix typos.
2818 * gimple.h: Fix typos.
2819 * gimplify.c: Fix typos.
2820 * graphite-interchange.c: Fix typos.
2821 * graphite-sese-to-poly.c: Fix typos.
2822 * ifcvt.c: Fix typos.
2823 * input.c: Fix typos.
2824 * ipa-cp.c: Fix typos.
2825 * ipa-inline-analysis.c: Fix typos.
2826 * ipa-inline-transform.c: Fix typos.
2827 * ipa-inline.c: Fix typos.
2828 * ipa-pure-const.c: Fix typos.
2829 * ipa-ref.h: Fix typos.
2830 * ipa-reference.c: Fix typos.
2831 * ipa-utils.c: Fix typos.
2833 * ira-emit.c: Fix typos.
2834 * ira-lives.c: Fix typos.
2835 * lto-streamer.c: Fix typos.
2836 * lto-streamer.h: Fix typos.
2837 * lto-wrapper.c: Fix typos.
2839 * mode-switching.c: Fix typos.
2840 * modulo-sched.c: Fix typos.
2841 * plugin.c: Fix typos.
2842 * postreload.c: Fix typos.
2843 * sched-deps.c: Fix typos.
2844 * sel-sched-ir.c: Fix typos.
2845 * sel-sched-ir.h: Fix typos.
2846 * sel-sched.c: Fix typos.
2847 * sese.c: Fix typos.
2848 * stor-layout.c: Fix typos.
2849 * target-hooks-macros.h: Fix typos.
2850 * target.def: Fix typos.
2851 * trans-mem.c: Fix typos.
2852 * tree-eh.c: Fix typos.
2853 * tree-predcom.c: Fix typos.
2854 * tree-sra.c: Fix typos.
2855 * tree-ssa-address.c: Fix typos.
2856 * tree-ssa-loop-ivopts.c: Fix typos.
2857 * tree-ssa-loop-niter.c: Fix typos.
2858 * tree-ssa-math-opts.c: Fix typos.
2859 * tree-ssa-pre.c: Fix typos.
2860 * tree-ssa-propagate.c: Fix typos.
2861 * tree-ssa-reassoc.c: Fix typos.
2862 * tree-ssa-sccvn.c: Fix typos.
2863 * tree-ssa-ter.c: Fix typos.
2864 * tree-ssa-uninit.c: Fix typos.
2865 * tree-ssanames.c: Fix typos.
2866 * tree-vect-generic.c: Fix typos.
2867 * tree-vect-slp.c: Fix typos.
2868 * tree.c: Fix typos.
2869 * tree.h: Fix typos.
2870 * varasm.c: Fix typos.
2871 * varpool.c: Fix typos.
2873 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2875 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
2877 2012-05-29 Richard Guenther <rguenther@suse.de>
2879 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
2881 (add_referenced_var_1): Re-organize. Assert we are not
2883 (remove_referenced_var): Likewise.
2884 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
2885 * tree-mudflap.c (execute_mudflap_function_ops): Do not
2886 call add_referenced_var on globals.
2887 * matrix-reorg.c (transform_access_sites): Likewise.
2889 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2891 * alias.c (reg_known_value): Make this a VEC.
2892 (reg_known_equiv_p): Make this an sbitmap.
2893 (reg_known_value_size): Remove.
2894 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
2895 set_reg_known_equiv_p): Update for reg_known_value and
2896 reg_known_value_size data structure change.
2897 (init_alias_analysis, end_alias_analysis): Likewise.
2899 2012-05-29 Jakub Jelinek <jakub@redhat.com>
2902 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
2903 to avoid leaking memory. No need to handle memory allocation
2904 failure. Double string_len on each reallocation instead of adding 2.
2905 * gcov.c (read_line): Likewise.
2907 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
2909 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
2911 * config/cris/cris.md ("trap"): Define, enabled for
2912 TARGET_TRAP_USING_BREAK8.
2913 * config/cris/cris.opt (mtrap-using-break8): New option.
2915 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
2918 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
2921 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
2923 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
2924 (Standard Names): Fix typos in documentation of atomic patterns.
2926 2012-05-27 Nathan Sidwell <nathan@acm.org>
2928 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
2930 2012-05-26 Jason Merrill <jason@redhat.com>
2933 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2934 about array compound literals.
2936 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2938 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
2939 if CLEANUP_NO_INSN_DEL.
2940 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
2941 from cfg_layout_merge_blocks.
2942 (emit_nop_for_unique_locus_between): New function.
2943 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
2944 (cfg_layout_merge_blocks): Likewise.
2946 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
2947 Paolo Bonzini <bonzini@gnu.org>
2949 * df-scan.c (df_def_record_1): Assert a parallel must contain an
2950 EXPR_LIST at this point. Receive the LOC and move its extraction...
2951 (df_defs_record): ... here. Change if-else to a switch statement.
2952 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
2953 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
2954 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
2955 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
2956 regs_invalidated_by_call.
2957 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
2960 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2963 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2964 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2966 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2968 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
2969 software floating point emulation. No longer build the multilibs
2970 with -mstrict-align.
2972 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2975 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2976 accessed indirectly.
2977 (ipa_tm_create_version): Same.
2979 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
2982 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
2983 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
2985 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2988 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2989 (ix86_expand_vec_perm): Use int mode instead of float.
2990 (expand_vec_perm_pshufb): Remove handling of useseless type
2993 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2996 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2997 gnu_ld variables to yes.
2998 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2999 (HAVE_GNU_AS): Likewise.
3000 * config.in: Regenerate.
3001 * configure: Likewise.
3003 2012-05-25 Tristan Gingold <gingold@adacore.com>
3005 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3006 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3007 and preferred_alignment.
3009 2012-05-25 Tristan Gingold <gingold@adacore.com>
3011 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3013 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3015 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3016 volatile bitfields case.
3018 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3020 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3021 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3022 (adjacent_mem_locations): Move some code to and call...
3023 (get_memref_parts): ...new function.
3024 (mem_locations_overlap): New function.
3025 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3026 (is_mem_ref): Rename to...
3027 (find_mem_ref): ...this. Return MEM rtx.
3028 (get_store_dest): Remove function.
3029 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3030 new parameter and adjust calls.
3031 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3032 mem refs overlap for true_store_to_load_dep_costly.
3033 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3034 passed to adjacent_mem_locations.
3035 (is_costly_group): Walk resolved dependency list.
3036 (force_new_group): Emit group ending nop for Power6/Power7.
3037 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3038 (group_ending_nop): New define_insn.
3040 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3042 Make unwound macro expansion trace less redundant
3043 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3044 context of macro definition in the trace, when it's redundant.
3047 2012-05-24 Richard Guenther <rguenther@suse.de>
3050 * tree-profile.c (tree_profiling): Cleanup the CFG if
3051 execute_fixup_cfg requests it.
3053 2012-05-24 Richard Guenther <rguenther@suse.de>
3055 * tree-flow.h (create_var_ann): Remove.
3056 * tree-dfa.c (create_var_ann): Remove and inline into its
3058 (add_referenced_var_1): ... here.
3059 * varpool.c (add_new_static_var): Do not call add_referenced_var
3061 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3062 * tree-switch-conversion.c (build_one_array): Likewise.
3063 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3064 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3066 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3067 gimple_referenced_vars instead of gimple_in_ssa_p.
3068 (copy_tree_body_r): Likewise.
3069 (setup_one_parameter): Likewise.
3070 (declare_return_variable): Likewise.
3071 (tree_function_versioning): Likewise.
3073 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3075 PR tree-optimization/53465
3076 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3077 vr0 into *vr, then vrp_meet that.
3078 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3079 have any equivalences.
3080 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3083 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3085 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3087 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3088 check end_regno - 1 is a hard register.
3090 2012-05-24 Richard Guenther <rguenther@suse.de>
3092 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3093 * tree-ssa-operands.c (create_vop_var): Likewise.
3095 2012-05-24 Richard Guenther <rguenther@suse.de>
3098 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3100 (remove_unused_locals): Pass global_unused_vars to
3101 remove_unused_scope_block_p. Restore code walking all
3102 referenced vars and pruning them.
3104 2012-05-23 Jan Hubicka <jh@suse.cz>
3106 * tree.h (alias_diag_flags): Remove.
3107 (alias_pair): Remove emitted_diags.
3108 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3109 symbol_alias_set_t, symbol_alias_set_destroy,
3110 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3111 * toplev.c (compile_file): Do not call finish_aliases_2
3112 * cgraphunit.c (cgraph_process_new_functions): Do not call
3114 (handle_alias_pairs): Output diagnostics about aliases to externals.
3115 (assemble_thunks_and_aliases): Use do_assemble_alias.
3116 (output_weakrefs): Likewise.
3117 (finalize_compilation_unit): Do not call finish_aliases_1.
3118 * ipa.c (symtab_remove_unreachable_nodes): De not call
3119 remove_unreachable_alias_pairs.
3120 * varasm.c (do_assemble_alias): Export.
3121 (symbol_alias_set_create, symbol_alias_set_destroy,
3122 symbol_alias_set_contains, symbol_alias_set_insert,
3123 propagate_aliases_forward, propagate_aliases_backward,
3124 propagate_aliases_backward, trivially_visible_alias,
3125 trivially_defined_alias, remove_unreachable_alias_pairs,
3126 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3127 * output.h (do_assemble_alias): Declare.
3128 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3131 2012-05-23 Martin Jambor <mjambor@suse.cz>
3133 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3135 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3137 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3139 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3140 (iterative_hash_gimple_type): Adjust comment.
3141 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3142 domain for an array type instead of the domain type itself.
3144 2012-05-23 Richard Guenther <rguenther@suse.de>
3146 PR tree-optimization/53438
3147 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3149 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3152 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3153 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3156 2012-05-23 Richard Guenther <rguenther@suse.de>
3158 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3159 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3160 via the global_unused_vars bitmap.
3161 (remove_unused_locals): Handle global vars in local-decls via
3162 a global_unused_vars bitmap instead of the used flag in the
3163 var annotation. Simplify global variable handling and removal.
3165 2012-05-22 Jan Hubicka <jh@suse.cz>
3168 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3169 from other partitions.
3171 2012-05-22 Jan Hubicka <jh@suse.cz>
3174 * symtab.c (symtab_register_node): Fix ordering issue.
3176 2012-05-22 Steven Drake <sbd@NetBSD.org>
3178 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3180 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3182 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3183 Use strip_name_encoding target hook.
3185 2012-05-22 Richard Guenther <rguenther@suse.de>
3187 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3188 (init_function_for_compilation): Remove.
3189 * tree-dfa.c (find_vars_r): Take struct function argument.
3190 (find_referenced_vars_in): Adjust.
3191 * tree-ssa-operands.c (clobber_stats): Remove.
3192 (create_vop_var): Take struct function argument. Mark
3193 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3194 (init_ssa_operands): Take struct function argument.
3195 (fini_ssa_operands): Do not dump dead stats.
3196 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3198 * cgraphunit.c (init_lowered_empty_function): Adjust.
3199 * lto-streamer-in.c (input_cfg): Likewise.
3200 * tree-inline.c (initialize_cfun): Likewise.
3201 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3202 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3203 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3204 virtual operands are not registers.
3206 2012-05-22 Richard Guenther <rguenther@suse.de>
3208 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3210 2012-05-22 Richard Guenther <rguenther@suse.de>
3213 * tree-inline.c (setup_one_parameter): Create a dummy init
3214 statement for unused parameters when not optimizing.
3216 2012-05-22 Richard Guenther <rguenther@suse.de>
3218 * tree-flow.h (add_referenced_var_1): Declare.
3219 (add_referenced_var): Define.
3220 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3221 (add_referenced_var): Rename to ...
3222 (add_referenced_var_1): ... this. Take struct function argument.
3224 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3227 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3228 * config/arm/arm.c (arm_validize_comparison): Define.
3229 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3230 arm_validize_comparison.
3231 ("cbranchdi4"): Likewise.
3232 ("cstoredi4"): Likewise.
3233 ("movsicc"): Likewise.
3234 ("movsfcc"): Likewise.
3235 ("movdfcc"): Likewise.
3237 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3239 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3240 the mw_reg_pool size.
3242 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3244 PR tree-optimization/53336
3245 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3246 non-integer integral types to offset type and vice versa.
3248 2012-05-22 Alan Modra <amodra@gmail.com>
3250 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3251 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3252 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3253 V_SAVE_INLINE): Delete.
3254 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3255 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3256 For ELF targets, use out-of-line restores for -Os and any number
3257 of regs if the restore exits, and out-of-line gp save for two or
3258 more regs. Use save_reg_p to test for holes in reg restore set.
3259 Replace "#if" with "if".
3261 2012-05-22 Alan Modra <amodra@gmail.com>
3263 * config/rs6000/rs6000.c (save_reg_p): New function.
3264 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3265 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3266 (emit_frame_save): Use gen_frame_store.
3267 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3268 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3270 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3271 vrsave, toc, gp and fp restores.
3273 2012-05-22 Alan Modra <amodra@gmail.com>
3275 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3276 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3277 Move function pointer variables after forward declarations.
3278 (rs6000_builtin_support_vector_misalignment): Make static.
3279 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3280 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3282 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3284 PR rtl-optimization/53373
3285 * caller-save.c (save_call_clobbered_regs): Look into a possible
3286 PARALLEL manually rather than using single_set on a call insn.
3288 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3290 PR tree-optimization/53436
3291 * omp-low.c (omp_build_component_ref): New function.
3292 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3294 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3296 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3298 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3299 Do not print '.' here. Output operand lossage error for unhandled
3304 <case 'z'>: Hardcode "code" argument into error strings.
3306 <case 'D'>: Merge AVX and non-AVX codes.
3307 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3308 Update call to put_condition_code.
3310 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3312 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3314 (clzsi2): New expander.
3315 (*clzsi2_68k): New insn.
3316 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3318 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3320 * gimple.h (gimple_set_in_transaction): Remove.
3321 (gimple_in_transaction): Look in BB instead.
3322 (gimple_statement_base): Remove in_transaction field.
3323 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3324 * trans-mem.c (compute_transaction_bits): Place transaction bit
3325 information into basic blocks.
3327 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3329 * expr.c (get_def_for_expr_class): Define only if
3330 HAVE_conditional_move.
3331 (convert_tree_comp_to_rtx): Likewise.
3333 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3336 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3338 (ffssi2_no_cmove): Ditto.
3339 (*ffs<mode>_1): Remove insn pattern.
3340 (*tzcnt<mode>_1): New insn pattern.
3341 (*bsf<mode>1): Ditto.
3343 2012-05-21 Richard Guenther <rguenther@suse.de>
3345 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3346 more referenced vars.
3347 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3348 flag on variables that have a var-annotation.
3350 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3353 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3354 from folded operands before wrapping another around the
3355 conditional expression.
3357 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3359 PR tree-optimization/53366
3360 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3361 tests if complex_numbers == 2, but there are non-complex number loads
3364 PR tree-optimization/53409
3365 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3366 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3368 PR tree-optimization/53410
3369 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3370 instead of build_int_cst (type, 0) where vector types might be
3371 involved. Instead of build_int_cst (type, 1) convert the original
3372 integer_onep argument to the desired type.
3374 2012-05-21 Michael Matz <matz@suse.de>
3376 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3377 (simplify_test_exp): Handle one more case of distributive law,
3378 decrease cost threshold.
3379 (tests_attr_p, get_attr_order): New functions.
3380 (optimize_attrs): Use topological order, inline only cheap values.
3381 (write_attr_set): Reset our_known_true after some time.
3383 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3386 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3387 vector argument without SSE enabled changes the ABI.
3389 2012-05-21 Richard Guenther <rguenther@suse.de>
3391 PR tree-optimization/53408
3392 * tree-vect-loop.c (vectorizable_induction): Properly check
3393 the restriction that we cannot handle induction results from
3394 the inner loop outside of the outer loop.
3396 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3399 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3400 (UNSPECV_RDRAND): This.
3401 (rdrand<mode>_1): Updated.
3403 2012-05-21 Richard Guenther <rguenther@suse.de>
3405 * tree-loop-distribution.c (can_generate_builtin): Reject
3408 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3410 * Makefile.in (options.c): Add options.h to included header
3413 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3415 * tree-parloops.c : Add myself to contributors, update
3416 TODO list, add link to wiki.
3418 2012-05-21 Alan Modra <amodra@gmail.com>
3420 * config/rs6000/predicates.md (input_operand): Don't match
3421 constant pool addresses. Remove label_ref, high and plus from
3422 match_code list. Remove redundant CONSTANT_P test.
3423 (splat_input_operand): Similarly update match_code list.
3424 (small_toc_ref): New predicate.
3425 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3426 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3427 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3428 register checks to..
3429 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3430 generated by create_TOC_reference.
3431 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3432 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3433 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3434 (use_toc_relative_ref): New function, split out from..
3435 (rs6000_emit_move): ..here. Remove redundant tests. Update
3436 create_TOC_reference calls.
3437 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3438 of medium/large model toc addresses. Use use_toc_relative_ref.
3439 (print_operand): Formatting, style. Adjust for toc changes.
3440 (print_operand_address): Likewise.
3441 (rs6000_output_addr_const_extra): Likewise.
3442 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3443 than a PLUS. Use this formulation for both high and low part
3444 of -mcmodel=medium/large toc reference too. Before reload,
3445 always use the small model formulation.
3446 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3447 a PLUS in high part of addresses here.
3448 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3449 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3450 (largetoc_high, largetoc_low): Move earlier. Cope when no
3452 (largetoc_high_plus): New insn.
3453 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3454 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3455 (tocref): ..instead do so here, new insn and split.
3457 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3459 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3460 RDRND, F16C and FSGSBASE.
3462 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3464 PR rtl-optimzation/53373
3465 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3466 call pattern. Update split patterns.
3467 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3468 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3470 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3472 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3475 2012-05-18 Jan Hubicka <jh@suse.cz>
3477 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3478 (cgraph_process_new_functions): Process also aliases.
3479 * lto-streamer-out.c (struct sets): Remove.
3480 (trivally_defined_alias): Remove.
3481 (output_alias_pair_p): Remove.
3482 (output_unreferenced_globals): Remove.
3483 (produce_symtab); Do not handle alias pairs.
3484 (produce_asm_for_decls): Likewise.
3485 * lto-streamer-in.c (input_alias_pairs): Remove.
3486 (lto_read_body): Do not input alias pairs.
3487 (lto_input_constructors_and_inits): Remove.
3489 2012-05-18 Jan Hubicka <jh@suse.cz>
3491 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3494 2012-05-18 Jan Hubicka <jh@suse.cz>
3496 * cgraphbuild.c (record_reference): Update.
3497 * lto-cgraph.c (lto_output_varpool_node): External vars
3498 are not in other partition even if they are not output
3499 in current partition.
3500 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3502 (canonicalize_constructor_val): Take FROM_DECL argument.
3503 (fold_ctor_reference, fold_string_cst_ctor_reference,
3504 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3505 fold_ctor_reference): Likewise.
3506 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3507 * gimple.h (gimple_fold_builtin): Likewise.
3509 2012-05-18 Olivier Hainque <hainque@adacore.com>
3511 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3512 $(libsubdir) as libexecsubdir.
3514 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3516 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3517 relied on signed overflow behavior.
3519 2012-05-18 Richard Guenther <rguenther@suse.de>
3521 PR tree-optimization/53346
3522 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3523 builtin transform even when only a single partition with
3524 all reads/writes exists.
3526 2012-05-18 Richard Guenther <rguenther@suse.de>
3528 PR tree-optimization/53390
3529 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3532 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3534 * tree-ssa-reassoc.c (bip_map): Remove decl.
3535 (completely_remove_stmt): Remove function.
3536 (remove_def_if_absorbed_call): Remove function.
3537 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3538 (possibly_move_powi): Remove function.
3539 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3540 (rewrite_expr_tree_parallel): Likewise.
3541 (attempt_builtin_powi): Build multiplies explicitly rather than
3542 relying on the ops vector and rank system.
3543 (transform_stmt_to_copy): New function.
3544 (transform_stmt_to_multiply): Likewise.
3545 (reassociate_bb): Handle leftover operations after __builtin_powi
3546 optimization; build a final multiply if necessary.
3548 2012-05-18 Jan Hubicka <jh@suse.cz>
3550 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3551 (mark_functions_to_output): Fix sanity check.
3552 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3554 2012-05-18 Richard Guenther <rguenther@suse.de>
3556 * tree-flow.h (mark_symbols_for_renaming): Remove.
3557 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3558 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3559 (copy_debug_stmt): Likewise.
3560 (expand_call_inline): Likewise.
3561 (declare_return_variable): Mark the return variable for renaming
3564 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3566 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3568 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3569 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3570 (ashrdi3,lshrdi3): Likewise.
3571 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3573 2012-05-18 Meador Inge <meadori@codesourcery.com>
3575 PR rtl-optimization/53352
3576 * cse.c (equiv_constant): Ignore paradoxical subregs.
3578 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3580 PR rtl-optimization/53125
3581 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3582 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3583 die in the basic block. Correctly top off REG_FREQ and
3584 REG_FREQ_CALLS_CROSSED.
3586 (regstat_compute_ri): Allocate and free local_live_last_luid.
3588 (regstat_bb_compute_calls_crossed): Correctly top off
3589 REG_FREQ_CALLS_CROSSED.
3591 2012-05-17 Jan Hubicka <jh@suse.cz>
3593 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3594 constructor over decl without.
3595 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3596 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3597 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3599 (mark_functions_to_output): Also accept bodies for functions with
3601 (output_in_order): Skip external vars.
3602 * lto-cgraph.c (lto_output_node): External functions are never in other
3604 (lto_output_varpool_node): Likewise.
3605 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3606 forgotten initializers.
3607 * ipa.c (process_references): Handle external vars.
3608 (symtab_remove_unreachable_nodes): Update to handle external vars.
3609 (varpool_externally_visible_p): External vars are externally visible.
3610 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3611 * varpool.c (varpool_remove_node): Remove constructor.
3612 (decide_is_variable_needed): Handle externals.
3613 (varpool_remove_unreferenced_decls): Likewise.
3615 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3617 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3618 (enable_warning_as_error): Do not special case Wuninitialized.
3619 * optc-gen.awk: Add sanity checks.
3621 2012-05-17 Jan Hubicka <jh@suse.cz>
3623 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3624 that might change as result of global optimization.
3625 (analyze_function): Do not check analyzed and externally_visible
3626 flags; be happy about address dereferences.
3627 (propagate): Prune all_module_statics so it really contains just
3628 statics; prune all the local summaries.
3629 (ipa_reference_write_optimization_summary): Simplify.
3631 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3633 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3634 * config/m68k/m68k-tables.opt: Regenerated.
3635 * doc/invoke.texi (M680x0 Options): Document.
3637 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3638 Patrick Marlier <patrick.marlier@gmail.com>
3640 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3643 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3645 * configure: Regenerated.
3647 2012-05-16 Andrew Pinski <apinski@cavium.com>
3649 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3652 2012-05-16 David S. Miller <davem@davemloft.net>
3654 * jump.c (delete_related_insns): If we remove a CALL, make sure
3655 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3657 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3659 PR tree-optimization/53217
3660 * tree-ssa-reassoc.c (bip_map): New static variable.
3661 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
3662 (attempt_builtin_powi): Save feeding multiplies on a stack.
3663 (reassociate_bb): Create and destroy bip_map.
3665 2012-05-16 Olivier Hainque <hainque@adacore.com>
3667 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3668 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3669 Add comments and improve stamp preservation across the whole sequence.
3670 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3672 2012-05-16 Richard Guenther <rguenther@suse.de>
3674 * tree-inline.c (insert_init_stmt): Do not call
3675 mark_symbols_for_renaming.
3676 (setup_one_parameter): Avoid initializing unused parameters.
3677 (declare_return_variable): Properly handle DECL_BY_REFERENCE
3678 return vars in SSA form.
3680 2012-05-16 Richard Guenther <rguenther@suse.de>
3682 * tree-flow.h (get_virtual_var): Remove.
3683 * tree-dfa.c (get_virtual_var): Likewise.
3685 2012-05-16 Richard Guenther <rguenther@suse.de>
3687 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
3688 Remove set-only bitmap of new names.
3689 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
3691 * tree-flow.h (ssa_names_to_replace): Remove.
3692 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
3694 2012-05-16 Richard Guenther <rguenther@suse.de>
3696 PR tree-optimization/53364
3697 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3698 detect a view-conversion of the decl.
3700 2012-05-16 Dodji Seketeli <dodji@redhat.com>
3702 PR preprocessor/7263
3703 * c-tree.h (enum c_declspec_word): Declare new enum.
3704 (struct c_declspecs::locations): New member.
3705 (declspecs_add_qual, declspecs_add_scspec)
3706 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
3708 * c-decl.c (build_null_declspecs): Initialize the new struct
3709 c_declspecs::locations member.
3710 (declspecs_add_addrspace): Take a location parameter for the
3711 address space. Store it onto declaration specifiers.
3712 (declspecs_add_qual): Likewise, take a location parameter for the
3714 (declspecs_add_type): Likewise, take a location parameter for the
3716 (declspecs_add_scspec): Likewise, take a location parameter for
3717 the storage class specifier.
3718 (declspecs_add_attrs): Likewise, take a location parameter for the
3720 (declspecs_add_alignas): Likewise, take a location parameter for
3722 (finish_declspecs): For diagnostics, use the location of the
3723 relevant declspec, instead of the global input_location.
3724 * c-parser.c (c_parser_parameter_declaration): Pass the precise
3725 virtual location of the declspec to the declspecs-setters.
3726 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
3729 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3731 * configure.ac: Stack protector enabling for Android targets.
3732 * configure: Regenerate.
3734 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3736 * ira.c (pseudo_move_insn): Delete.
3737 (find_moveable_pseudos): Don't set it.
3738 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
3739 the definitions of the original pseudo. Delete all of them.
3741 2012-05-16 Olivier Hainque <hainque@adacore.com>
3743 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3745 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
3746 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
3747 * config/rs6000/8540.md: indicate that the units/patterns apply to
3750 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
3751 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
3752 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
3753 related flags, check that what is queried is supported by the selected
3754 configuration. Rework the single/double_float and MASK_STRING resets to
3755 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
3756 costs for PROCESSOR_PPC8548 as well.
3757 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
3758 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
3759 statement instead of a sequence of ifs.
3761 * config/rs6000/rs6000.h (TARGET_E500): Remove.
3762 (TARGET_NO_LWSYNC): Adjust accordingly.
3763 * config/rs6000/e500.h (TARGET_E500): Remove.
3764 (CHECK_E500_OPTIONS): Adjust accordingly.
3765 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
3766 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
3767 * config/rs6000/linuxspe.h: Likewise.
3768 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
3769 superfluous comments.
3770 * config/rs6000/e500-double.h: Remove.
3772 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
3773 default to with_cpu=8548 if --enable-e500-double, and to 8540
3775 (set misc flags section): For powerpc*|rs6000*, remove inclusion
3776 of e500-double.h for --enable-e500-double.
3778 2012-05-16 Olivier Hainque <hainque@adacore.com>
3780 * Makefile.in (s-header-vars): Resort to -n instead of trailing
3781 -e d in sed invocation.
3783 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
3785 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
3787 * doc/tm.texi: Regenerate.
3789 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
3791 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
3793 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3796 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3797 that operands[2] is either immediate, or q_regs_operand.
3799 2012-05-15 Richard Guenther <rguenther@suse.de>
3801 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
3802 (assemble_thunk): Likewise. Manually rename and register
3805 2012-05-15 Richard Guenther <rguenther@suse.de>
3807 PR tree-optimization/53355
3808 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
3811 2012-05-15 Tristan Gingold <gingold@adacore.com>
3813 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
3815 2012-05-15 Richard Guenther <rguenther@suse.de>
3817 * gimple.c (gimple_set_modified): Move ...
3818 * gimple.h (gimple_set_modified): ... here.
3820 2012-05-15 Tristan Gingold <gingold@adacore.com>
3822 * ira-color.c (move_spill_restore): Add a guard.
3824 2012-05-15 Tristan Gingold <gingold@adacore.com>
3826 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
3829 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
3831 * gimplify.c (gimplify_init_constructor): Do a block move for very
3832 small objects as well.
3834 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
3836 * ira.c (find_moveable_pseudos): Skip registers whose
3837 DF_REG_EQ_USE_COUNT is nonzero.
3839 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3841 * doc/md.texi (fma): Define to only be applicable for single rounding.
3843 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3846 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3847 generate target register for "load" class builtins.
3850 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3853 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3854 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3855 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3856 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3857 (<sse>_movu<ssemodesuffix>): New expander.
3858 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3859 (avx_movdqu<avxmodesuffix>): New expander.
3860 (*sse2_movdqu): Rename from sse2_movdqu.
3861 (sse2_movdqu): New expander.
3863 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
3866 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
3867 (canonicalize_perm): ... new function.
3868 (expand_vec_perm_2vperm2f128_vshuf): New function.
3869 (ix86_expand_vec_perm_const_1): Call it.
3871 2012-05-14 Andrew Pinski <apinski@cavium.com>
3872 H.J. Lu <hongjiu.lu@intel.com>
3873 Jakub Jelinek <jakub@redhat.com>
3876 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
3879 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3881 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3882 lineno 1 the same as lineno 0 before first start file directive.
3883 (optimize_macinfo_range): Likewise.
3885 * dwarf2out.c (have_macinfo): Define.
3886 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3887 attribute, don't force empty compilation unit and don't emit any
3888 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3890 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
3893 * config/avr/avr.c (avr_const_address_lo16): Remove.
3894 (avr_assemble_integer): Print ".byte lo8(x)",
3895 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
3896 .warning if 3-byte address is assembled.
3897 * doc/extend.texi (AVR Named Address Spaces): Document that
3898 binutils 2.23 is needed to assemble 3-byte addresses.
3900 2012-05-14 Richard Guenther <rguenther@suse.de>
3902 * tree-vect-data-refs.c (vect_setup_realignment): Remove
3903 call to mark_symbols_for_renaming.
3904 (vect_permute_load_chain): Likewise.
3905 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
3906 instead of calling mark_symbols_for_renaming.
3907 * tree-vect-stmts.c (read_vector_array): Remove call to
3908 mark_symbols_for_renaming.
3909 (write_vector_array): Likewise.
3910 (vectorizable_call): Likewise.
3911 (vectorizable_store): Likewise.
3912 (vectorizable_load): Likewise.
3913 * matrix-reorg.c (transform_allocation_sites): Likewise.
3914 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
3915 (create_expression_by_pieces): Likewise.
3917 2012-05-14 Richard Guenther <rguenther@suse.de>
3919 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
3920 of statements for renaming.
3921 (force_gimple_operand_1): Likewise, consistently for both
3922 calls to force_gimple_operand and force_gimple_operand_gsi.
3924 2012-05-14 Richard Guenther <rguenther@suse.de>
3926 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
3927 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
3929 (expand_omp_for): Likewise.
3930 (expand_omp_for_generic): Adjust conditional add to referenced vars.
3931 Use make_rename_temp for temporaries that should be rewritten into
3933 (expand_omp_for_static_nochunk): Likewise.
3934 (expand_omp_atomic_pipeline): Likewise.
3936 2012-05-14 Richard Guenther <rguenther@suse.de>
3938 PR tree-optimization/53331
3939 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
3941 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
3943 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3946 * doc/options.texi: (LangEnabledBy): Document it.
3947 * optc-gen.awk: Handle LangEnabledBy.
3948 * opth-gen.awk: Generate declaration for lang-specific functions.
3949 * opt-read.awk: Record lang numbers.
3950 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
3951 (lang_sanitized_name): New.
3953 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
3955 * attribs.c (decl_attributes): Avoid emitting a warning if
3957 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
3958 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
3959 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
3960 define a string "1".
3961 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
3962 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
3963 BUILT_IN_STRCPY): Use it for these functions.
3964 * postreload.c (reload_combine): Deal with SETs inside
3965 CALL_INSN_FUNCTION_USAGE.
3966 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
3967 Look for REG_RETURNED notes and use a cheap restore if possible.
3968 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
3969 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
3970 * ira-build.c (ira_create_allocno, create_cap_allocno,
3971 propagate_allocno_info, propagate_some_info_from_allocno,
3972 copy_info_to_removed_store_destination, ira_flattening): Handle it.
3973 * ira-lives.c (pseudo_regno_single_word_and_live_p,
3974 find_call_crossed_cheap_reg): New static functions.
3975 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
3976 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
3977 a REG_RETURNED note in that case.
3978 * ira.c (setup_reg_renumber): Change assert to allow cases where
3979 allocnos only cross calls for which they are cheap to restore.
3980 * ira-costs.c (ira_tune_allocno_costs): Compare
3981 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
3983 * reg-notes.def (REG_RETURNED): New note.
3984 * cse.c (cse_insn): Likewise.
3985 * sched-deps.c (sched_analyze_insn): Likewise.
3986 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
3987 * calls.c (decl_return_flags): New static function.
3988 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
3989 functions that return one of their arguments.
3990 * regcprop.c (struct kill_set_value_data): New.
3991 (kill_set_value): Interpret data as a pointer to such a struct.
3992 Do nothing if the caller wants the register to be ignored.
3993 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
3995 2012-05-14 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/53340
3998 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4000 2012-05-14 Richard Guenther <rguenther@suse.de>
4002 * gimplify.c (gimplify_expr): Remove odd code.
4004 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4006 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4007 into a PLUS_EXPR byte offset.
4009 * tree-ssa-pre.c (can_value_number_call): Delete.
4010 (compute_avail): Skip all statements with side effects.
4011 <GIMPLE_CALL>: Skip calls to internal functions.
4013 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4015 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4017 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4019 * common.opt (Wtype-limits): Use EnabledBy.
4021 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4024 (pushtf splitter): Ditto.
4026 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4027 (<code>tf2): Enable for TARGET_SSE.
4028 (*absnegtf2_sse): Ditto.
4029 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4030 (copysign<mode>3_const): Ditto.
4031 (copysign<mode>3_var): Ditto.
4032 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4033 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4034 (*<code>tf3): Ditto.
4035 * config/i386/i386.c (struct builtin_description bdesc_args)
4036 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4037 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4038 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4039 Emit a normal call if SSE isn't available.
4041 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4044 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4045 (<code><mode>3): Ditto.
4046 (*andnot<mode>3): Ditto.
4047 (*andnottf3): Ditto.
4048 (*<code><mode>3): Ditto.
4051 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4053 * optc-gen.awk: Error instead of warning for conflicting help.
4055 2012-05-12 Jason Merrill <jason@redhat.com>
4058 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4061 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4063 * function.c (requires_stack_frame_p): If the function can throw
4064 non-call exceptions, return true if the insn can throw internally.
4066 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4068 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4070 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4072 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4073 ORDERED and UNORDERED conditions.
4075 2012-05-11 Richard Guenther <rguenther@suse.de>
4077 * tree-flow.h (referenced_var_check_and_insert): Remove.
4078 (find_new_referenced_vars): Likewise.
4079 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4080 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4081 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4082 instead of find_new_referenced_vars.
4083 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4085 2012-05-11 Richard Guenther <rguenther@suse.de>
4087 * tree-pass.h (pass_rest_of_compilation,
4088 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4090 * passes.c (pass_all_optimizations, pass_postreload,
4091 pass_all_early_optimizations): Make static.
4092 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4093 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4094 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4095 (delete_tree_ssa): Do not call fini_phinodes.
4096 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4098 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4101 * doc/options.texi (EnabledBy): Document
4102 * opts.c: Include opts.h and options.h before tm.h.
4103 (finish_options): Do not handle some sub-options here...
4104 (common_handle_option): ... instead call common_handle_option_auto
4106 * optc-gen.awk: Handle EnabledBy.
4107 * opth-gen.awk: Declare common_handle_option_auto.
4108 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4109 (Wmaybe-uninitialized): Likewise.
4110 (Wunused-but-set-variable): Likewise.
4111 (Wunused-function): Likewise.
4112 (Wunused-label): Likewise.
4113 (Wunused-value): Likewise.
4114 (Wunused-variable): Likewise.
4115 * opt-read.awk: Create opt_numbers array.
4117 2012-05-11 Richard Guenther <rguenther@suse.de>
4119 PR tree-optimization/53295
4120 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4122 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4123 strides when analyzing data-references in a loop context.
4124 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4125 non-constant strides for now.
4126 (vect_enhance_data_refs_alignment): Ignore data references
4127 that are strided loads.
4128 (vect_analyze_data_ref_access): Handle non-constant strides.
4129 (vect_check_strided_load): Verify the data-reference is a load.
4130 (vect_analyze_data_refs): Restructure to make strided load
4131 support not dependent on gather support.
4132 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4133 when doing strided or gather loads.
4134 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4135 integer_zerop to compare stride with zero.
4137 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4139 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4141 2012-05-11 Jan Hubicka <jh@suse.cz>
4144 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4145 that output_constant_pool missed.
4147 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4149 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4150 MULTILIB_EXTRA_OPTS.
4152 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4157 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4159 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4160 optimization for TARGET_AVX.
4161 (*movti_internal_sse): Ditto.
4162 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4163 (*movdi_internal): Ditto.
4164 (*movsi_internal): Ditto.
4165 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4166 (*movdf_internal_rex64): Ditto.
4167 (*movfd_internal): Ditto.
4168 (*movsf_internal): Ditto.
4169 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4171 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4173 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4174 reference as size attribute.
4176 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4177 Tristan Gingold <gingold@adacore.com>
4179 * doc/md.texi (Standard Names): Document probe_stack_address.
4180 * explow.c (emit_stack_probe): Handle probe_stack_address.
4181 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4182 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4183 (probe_stack_address): New insn.
4184 (probe_stack_range): Likewise.
4185 * config/ia64/ia64.c: Include common/common-target.h.
4186 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4187 checking is enabled.
4188 (ia64_emit_probe_stack_range): New function.
4189 (output_probe_stack_range): Likewise.
4190 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4191 builtin stack checking is enabled.
4192 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4193 and UNSPECV_PROBE_STACK_ADDRESS.
4194 (unknown_for_bundling_p): New predicate.
4195 (group_barrier_needed): Use important_for_bundling_p.
4196 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4197 (issue_nops_and_insn): Likewise.
4198 (bundling): Likewise.
4199 (final_emit_insn_group_barriers): Likewise.
4200 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4201 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4202 (STACK_CHECK_PROTECT): Likewise.
4203 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4205 2012-05-10 Jan Hubicka <jh@suse.cz>
4207 * ipa-inline.c (update_all_callee_keys): Remove.
4208 (inline_small_functions): Simplify priority updating.
4210 2012-05-10 Jan Hubicka <jh@suse.cz>
4212 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4214 2012-05-10 Jan Hubicka <jh@suse.cz>
4216 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4217 (symtab_remove_unreachable_nodes): ... this one.
4218 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4219 * cgraphunit.c (ipa_passes): Update.
4220 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4221 * cgraph.c (cgraph_release_function_body): Only turn initial
4222 into error mark when initial was previously set.
4223 * ipa-inline.c (ipa_inline): Update.
4224 * ipa.c: Include ipa-inline.h
4225 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4226 (enqueue_node): New function.
4227 (process_references): Update.
4228 (symtab_remove_unreachable_nodes): Cleanup.
4229 * passes.c (execute_todo, execute_one_pass): Update.
4231 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4233 PR rtl-optimization/53125
4234 * ira.c (ira): Call find_moveable_pseudos and
4235 move_unallocated_pseudos if only ira_conflicts_p is true.
4237 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4239 * config/i386/i386.md (*movoi_internal_avx): Handle
4240 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4241 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4242 (*movti_internal_sse): Ditto.
4243 (*movtf_internal): Ditto.
4244 * config/i386/sse.md (ssePSmode): New mode attribute.
4245 (*move<mode>_internal): Use ssePSmode.
4246 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4247 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4248 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4249 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4251 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4253 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4254 DECL_ORIGINAL_TYPE if it is present.
4256 2012-05-10 Nick Clifton <nickc@redhat.com>
4259 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4260 a "0" constraint to being a (match_dup 0).
4262 2012-05-10 Richard Guenther <rguenther@suse.de>
4264 * stor-layout.c (byte_from_pos): Amend comment.
4266 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4268 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4269 Document requirement to call in constructors.
4271 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4273 2012-05-10 Richard Guenther <rguenther@suse.de>
4275 * tree.h (TYPE_IS_SIZETYPE): Remove.
4276 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4277 (extract_muldiv_1): Likewise.
4278 * gimple.c (gtc_visit): Likewise.
4279 (gimple_types_compatible_p): Likewise.
4280 (iterative_hash_canonical_type): Likewise.
4281 (gimple_canonical_types_compatible_p): Likewise.
4282 * gimplify.c (gimplify_one_sizepos): Likewise.
4283 * print-tree.c (print_node): Likewise.
4284 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4286 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4289 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4290 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4291 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4292 instead of xop_mulv2div2di3_low.
4293 (xop_p<macs>dql): Fix vec_select selector.
4294 (xop_p<macs>dqh): Ditto.
4295 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4296 (xop_mulv2div2di3_high): Ditto.
4298 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4301 * diagnostic.h (diagnostic_context): Add last_location.
4302 * diagnostic.c (diagnostic_initialize): Initialize it.
4303 (diagnostic_show_locus): Use it.
4305 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4307 * doc/extend.texi (Function Attributes): Point xref to section
4310 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386.c (*movdf_internal_rex64): Remove
4313 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4314 Calculate "mode" attribute according to
4315 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4316 (*movdf_internal): Ditto.
4318 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4321 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4322 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4323 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4324 or when optimizing for size.
4325 * config/i386/sse.md (*mov<mode>_internal): Remove
4326 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4327 Calculate "mode" attribute according to optimize_function_for_size_p
4328 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4329 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4330 depending on the mode of the instruction. Calculate "mode" attribute
4331 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4332 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4333 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4335 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4338 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4339 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4340 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4341 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4342 (expand_prologue): Move initialization of cfun->machine->is_naked,
4343 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4344 (avr_set_current_function): ...this new static function.
4345 (TARGET_SET_CURRENT_FUNCTION): New define.
4346 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4347 checking attributes of current_function_decl.
4348 (avr_regs_to_save): Ditto.
4349 (signal_function_p): Rename to avr_signal_function_p.
4350 (interrupt_function_p): Rename to avr_interrupt_function_p.
4352 * doc/extend.texi (Function Attributes): Better explanation of
4353 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4356 2012-05-09 Michael Matz <matz@suse.de>
4358 PR tree-optimization/53185
4359 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4360 peeling when we see strided loads.
4362 2012-05-09 Matthias Klose <doko@ubuntu.com>
4364 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4366 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4368 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4369 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4370 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4371 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4372 (USE_LOAD_POST_INCREMENT): Define.
4373 (USE_LOAD_PRE_INCREMENT): Define.
4374 (USE_LOAD_POST_DECREMENT): Define.
4375 (USE_LOAD_PRE_DECREMENT): Define.
4376 (USE_STORE_PRE_DECREMENT): Define.
4377 (USE_STORE_PRE_INCREMENT): Define.
4378 (USE_STORE_POST_DECREMENT): Define.
4379 (USE_STORE_POST_INCREMENT): Define.
4380 (arm_auto_incmodes): Add enumeration.
4381 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4382 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4384 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4386 PR tree-optimization/53226
4387 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4388 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4389 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4390 doesn't need to be revisited, look for earliest stmt with
4391 !gimple_plf (stmt, GF_PLF_1) if something changed.
4393 2012-05-09 Terry Guo <terry.guo@arm.com>
4395 * genmultilib: Update copyright dates.
4396 * doc/fragments.texi: Ditto.
4398 2012-05-09 Terry Guo <terry.guo@arm.com>
4400 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4401 * genmultilib (MULTILIB_REQUIRED): New.
4402 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4404 2012-05-09 Richard Guenther <rguenther@suse.de>
4406 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4407 (vect_do_peeling_for_loop_bound): Likewise.
4408 (vect_do_peeling_for_alignment): Likewise.
4409 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4410 (vect_do_peeling_for_loop_bound): Get check_profitability and
4411 threshold as parameters.
4412 (vect_do_peeling_for_alignment): Likewise.
4413 (vect_loop_versioning): Likewise.
4414 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4415 and threshold here. Control where to put the check here.
4417 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4420 * dwarf2out.h (get_address_mode): Move declaration to...
4422 * dwarf2out.c (get_address_mode): Move definition to...
4423 * rtlanal.c: ...here.
4424 * var-tracking.c (get_address_mode): Delete.
4425 * combine.c (find_split_point): Use get_address_mode instead of
4426 targetm.addr_space.address_mode.
4427 * cselib.c (cselib_record_sets): Likewise.
4428 * dse.c (canon_address, record_store): Likewise.
4429 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4430 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4431 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4432 (expand_expr_real_1): Likewise.
4433 * ifcvt.c (noce_try_cmove_arith): Likewise.
4434 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4435 * reload.c (find_reloads): Likewise.
4436 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4437 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4439 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4441 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4442 information from the instruction produced.
4444 2012-05-09 Richard Guenther <rguenther@suse.de>
4446 * stor-layout.c (bit_from_pos): Document.
4447 (byte_from_pos): Likewise. Optimize.
4448 (pos_from_bit): Likewise.
4449 (normalize_offset): Use pos_from_bit instead of replicating it.
4451 2012-05-09 Alan Modra <amodra@gmail.com>
4454 * config/rs6000/rs6000.c (gen_frame_set): New function.
4455 (gen_frame_load, gen_frame_store): New functions.
4456 (rs6000_savres_rtx): Use the above.
4457 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4458 Correct mode used for CR2 in save/restore_world patterns.
4459 Don't emit instructions for eh_return frame unwind reg info.
4461 2012-05-08 Jan Hubicka <jh@suse.cz>
4463 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4465 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4467 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4469 (compile_file): Do not output variables.
4470 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4472 * langhooks.c: Include timevar.h
4473 (write_global_declarations): Finalize compilation unit after wrapup;
4474 set timevars correctly.
4475 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4476 not to be added to varpool.
4477 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4478 only on cases where it makes sense; skip constant pool and value expr
4481 2012-05-08 David S. Miller <davem@davemloft.net>
4483 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4484 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4485 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4487 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4489 PR rtl-optimization/53278
4490 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4491 speed_p code from earlier patch.
4493 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4496 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4498 2012-05-08 Teresa Johnson <tejohnson@google.com>
4500 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4501 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4503 2012-05-08 Jan Hubicka <jh@suse.cz>
4505 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4506 (cgraph_create_node_1): Rename to ...
4507 (cgraph_create_empty_node): ... this one; export.
4508 (cgraph_create_node): Update.
4509 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4510 (cgraph_create_edge_including_clones): Likewise.
4511 (cgraph_find_replacement_node): Likewise.
4512 (cgraph_clone_edge): Likewise.
4513 (cgraph_clone_node): Likewise.
4514 (clone_function_name): Likewise.
4515 (cgraph_create_virtual_clone): Likewise.
4516 (cgraph_remove_node_and_inline_clones): Likewise.
4517 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4518 * cgraph.h: Reorder declarations so they match file of origin.
4519 (cgraph_create_empty_node): Declare.
4520 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4521 (cgraph_copy_node_for_versioning): Likewise.
4522 (cgraph_function_versioning): Likewise.
4523 (cgraph_materialize_clone): Likewise.
4524 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4525 (cgraph_materialize_all_clones): Likewise.
4526 * cgraphclones.c: New file.
4527 * Makefile.in: Update for cgraphclones.
4529 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4532 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4533 (ix86_rtx_costs): Handle SET.
4535 2012-05-08 Michael Matz <matz@suse.de>
4537 * basic-block.h (struct rtl_bb_info): Remove visited member and
4538 move head_ member to ...
4539 (struct basic_block_def.basic_block_il_dependent): ... the new
4540 member x, replacing but containing old member rtl.
4541 (enum bb_flags): New BB_VISITED flag.
4542 (BB_HEADER, BB_FOOTER): New macros.
4544 * jump.c (mark_all_labels): Adjust.
4545 * cfgcleanup.c (try_optimize_cfg): Adjust.
4546 * cfglayout.c (record_effective_endpoints): Adjust.
4547 (relink_block_chain): Ditto (and don't fiddle with visited).
4548 (fixup_reorder_chain): Adjust.
4549 (fixup_fallthru_exit_predecessor): Ditto.
4550 (cfg_layout_duplicate_bb): Ditto.
4551 * combine.c (update_cfg_for_uncondjump): Adjust.
4552 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4553 (bb_visited_trace): New accessor.
4554 (mark_bb_visited): Move in front.
4555 (rotate_loop): Use bb_visited_trace.
4556 (find_traces_1_round): Ditto.
4557 (emit_barrier_after): Ditto.
4558 (copy_bb): Ditto, and initialize visited on resize.
4559 (reorder_basic_blocks): Initize visited member.
4560 (duplicate_computed_gotos): Clear bb flags at start, use
4563 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4564 (rtl_verify_flow_info_1): Ditto.
4565 (cfg_layout_split_block): Ditto.
4566 (cfg_layout_delete_block): Ditto.
4567 (cfg_layout_merge_blocks): Ditto.
4568 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4570 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4573 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4574 when a constant source operand matches an "I" constraint, the "no
4575 CC0 change" applies to a register-destination only, not a
4576 strict_low_part-destination.
4578 2012-05-08 Richard Guenther <rguenther@suse.de>
4580 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4581 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4583 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4585 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4587 * doc/avr-mmcu.texi: New auto-generated file.
4588 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4589 to document all valid -mmcu= arguments.
4591 * config/avr/avr.h (arch_info_s): New struct definition.
4592 * config/avr/avr-devices.c (avr_texinfo): New variable.
4593 * config/avr/gen-avr-mmcu-texi.c: New file.
4594 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4596 2012-05-08 Dehao Chen <dehao@google.com>
4598 * predict.c (find_qualified_ssa_name): New.
4599 (find_ssa_name_in_expr): New.
4600 (find_ssa_name_in_assign_stmt): New.
4601 (is_comparison_with_loop_invariant_p): New.
4602 (is_bound_expr_similar): New.
4603 (predict_iv_comparison): New.
4604 (predict_loops): Add heuristic for loop-nested branches that compare an
4605 induction variable to a loop bound variable.
4606 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4608 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4610 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4611 TARGET_BDVER2 defines where appropriate.
4613 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4615 * configure.ac (PLUGIN_LD): Rename into...
4616 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4617 * config.in: Regenerate.
4618 * configure: Likewise.
4619 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4621 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4623 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4624 computation using the precision of the index type.
4625 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4626 (fold_array_ctor_reference): Do index computations in the index type.
4628 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4630 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4631 down to plus_constant.
4632 (expand_epilogue): Ditto.
4634 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4636 * postreload.c (reload_cse_regs): Make static.
4637 * reload.h (reload_cse_regs): Remove prototype.
4639 2012-05-07 Richard Henderson <rth@redhat.com>
4641 * config/alpha/alpha.md (clear_cache): New pattern.
4643 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4646 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
4647 is folded to a type boundary value, verify that the resulting case
4648 label is still a care range.
4650 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4652 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
4653 only for TARGET_GENERIC, when not optimizing for size.
4654 (*ffs<mode>_1): Ditto.
4656 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4658 * tree-cfg.c (verify_gimple_switch): Tighten checks.
4660 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4662 PR tree-optimization/53239
4663 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
4664 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
4666 2012-05-07 Richard Guenther <rguenther@suse.de>
4668 PR tree-optimization/53195
4669 * tree-inline.c (setup_one_parameter): Properly add referenced
4670 vars from the parameters new known value.
4672 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4674 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
4675 (sched_branch_type): Remove.
4676 (m68k_sched_md_init_global): Don't allocate it.
4677 (m68k_sched_md_finish_global): Don't free it.
4678 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
4679 * config/m68k/m68k.md: Set the type of insns using
4680 m68k_sched_branch_type to bcc directly.
4682 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4684 * config/sol2.c (solaris_override_options): New function.
4685 * config/sol2-protos.h (solaris_override_options): Declare.
4686 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4688 2012-05-07 Richard Guenther <rguenther@suse.de>
4690 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
4691 whether we failed to compute data dependences.
4692 (loop_prefetch_arrays): Fail if we failed.
4694 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4695 Paolo Bonzini <bonzini@gnu.org>
4697 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
4698 Emit bsf when optimizing for size.
4699 (*ffs<mode>_1): Ditto.
4701 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4704 * config/sh/sh.c (sh_rtx_costs): Handle SET.
4706 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
4709 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
4710 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
4711 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
4713 (*bswapdi2_doubleword): New insn pattern.
4714 (*bswap<mode>2): Rename from *bswap<mode>2_1.
4716 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4718 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
4719 (mips_set_reg_reg_cost): Likewise.
4720 (mips_rtx_costs): Handle SET.
4722 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4724 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
4725 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
4726 to compute the cost of moves. Set the mode of the target register.
4728 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
4730 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
4731 plus_constant function.
4732 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
4733 that the mode is sensible.
4734 (use_anchored_address, round_push, allocate_dynamic_stack_space)
4735 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
4738 * alias.c (canon_rtx): Likewise.
4739 (init_alias_analysis): Likewise.
4740 * builtins.c (expand_builtin_return_addr)
4741 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
4742 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
4743 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
4744 (expand_builtin_stpcpy): Likewise.
4745 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
4746 (compute_argument_addresses, internal_arg_pointer_based_exp)
4747 (expand_call, emit_library_call_value_1): Likewise.
4748 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
4749 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
4750 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
4751 * cse.c (insert_const_anchor, find_reg_offset_for_const)
4752 (use_related_value, fold_rtx): Likewise.
4753 * cselib.c (cselib_subst_to_values): Likewise.
4754 * dse.c (record_store, check_mem_read_rtx): Likewise.
4755 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
4756 * emit-rtl.c (adjust_address_1): Likewise.
4757 * except.c (sjlj_emit_function_enter)
4758 (expand_builtin_extract_return_addr)
4759 (expand_builtin_frob_return_addr): Likewise.
4760 * expmed.c (expand_divmod): Likewise.
4761 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
4762 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
4763 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
4764 * function.c (assign_stack_local_1)
4765 (instantiate_virtual_regs_in_rtx): Likewise.
4766 * optabs.c (prepare_cmp_insn): Likewise.
4767 * recog.c (offsettable_address_addr_space_p): Likewise.
4768 * reload.c (find_reloads_address, form_sum)
4769 (find_reloads_subreg_address): Likewise.
4770 * reload1.c (init_reload, eliminate_regs_1)
4771 (eliminate_regs_in_insn): Likewise.
4772 * simplify-rtx.c (simplify_unary_operation_1)
4773 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
4774 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
4775 (vt_add_function_parameter): Likewise.
4777 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
4778 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
4779 * config/alpha/alpha.c (alpha_legitimize_address_1)
4780 (get_unaligned_address, alpha_expand_unaligned_load)
4781 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
4782 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
4783 (alpha_expand_builtin_establish_vms_condition_handler)
4784 (alpha_setup_incoming_varargs, emit_frame_store_1)
4785 (alpha_expand_prologue, alpha_expand_epilogue)
4786 (alpha_use_linkage): Likewise.
4787 * config/alpha/alpha.md: Likewise.
4789 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
4790 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
4791 (thumb_legitimize_address, arm_gen_load_multiple_1)
4792 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
4793 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
4794 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
4795 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
4796 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
4797 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
4798 (thumb_expand_movmemqi, arm_set_return_address)
4799 (thumb_set_return_address): Likewise.
4800 * config/arm/arm.md: Likewise.
4802 * config/avr/avr.c (avr_incoming_return_addr_rtx)
4803 (avr_prologue_setup_frame, expand_epilogue)
4804 (avr_const_address_lo16): Likewise.
4806 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
4807 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
4808 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
4809 (bfin_output_mi_thunk): Likewise.
4811 * config/c6x/c6x.c (c6x_initialize_trampoline)
4812 (c6x_output_mi_thunk): Likewise.
4814 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
4815 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
4817 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
4818 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
4819 (cris_emit_movem_store, cris_trampoline_init): Likewise.
4820 * config/cris/cris.md: Likewise.
4822 * config/darwin.c (machopic_indirect_data_reference)
4823 (machopic_legitimize_pic_address): Likewise.
4825 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
4826 (epiphany_expand_prologue, epiphany_expand_epilogue)
4827 (epiphany_trampoline_init): Likewise.
4828 * config/epiphany/epiphany.md: Likewise.
4830 * config/fr30/fr30.c (fr30_move_double): Likewise.
4832 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
4833 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
4834 (frv_index_memory, unspec_got_name, frv_find_base_term)
4835 (frv_output_dwarf_dtprel): Likewise.
4837 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
4838 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
4840 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
4841 * config/i386/i386.c (setup_incoming_varargs_64)
4842 (setup_incoming_varargs_ms_64, choose_baseaddr)
4843 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
4844 (ix86_emit_probe_stack_range, ix86_expand_prologue)
4845 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
4846 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
4847 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
4848 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
4849 (x86_output_mi_thunk): Likewise.
4850 * config/i386/i386.md: Likewise.
4852 * config/ia64/ia64.c (ia64_expand_load_address)
4853 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
4854 (do_spill, ia64_trampoline_init): Likewise.
4856 * config/iq2000/iq2000.c (iq2000_va_start)
4857 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
4858 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
4859 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
4861 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
4863 * config/m32c/m32c.c (m32c_return_addr_rtx)
4864 (m32c_expand_insv): Likewise.
4866 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
4867 (m32r_legitimize_pic_address, m32r_print_operand)
4868 (m32r_print_operand_address): Likewise.
4870 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
4871 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
4872 (EH_RETURN_HANDLER_RTX): Likewise.
4873 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
4874 (m68k_expand_epilogue, legitimize_pic_address)
4875 (m68k_output_mi_thunk): Likewise.
4876 * config/m68k/m68k.md: Likewise.
4878 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
4879 (mcore_expand_epilog): Likewise.
4880 * config/mcore/mcore.md: Likewise.
4882 * config/mep/mep.c (mep_allocate_initial_value)
4883 (mep_expand_prologue, mep_expand_epilogue): Likewise.
4885 * config/microblaze/microblaze.c (double_memory_operand)
4886 (microblaze_block_move_loop): Likewise.
4888 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
4889 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
4890 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
4891 (mips_expand_prologue, mips_epilogue_set_cfa)
4892 (mips_expand_epilogue): Likewise.
4893 * config/mips/mips.md: Likewise.
4895 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
4896 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
4898 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
4899 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
4901 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4902 (EH_RETURN_HANDLER_RTX): Likewise.
4903 * config/moxie/moxie.c (moxie_static_chain): Likewise.
4905 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
4906 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
4907 (pa_return_addr_rtx, hppa_builtin_saveregs)
4908 (pa_trampoline_init): Likewise.
4909 * config/pa/pa.md: Likewise.
4911 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4913 * config/picochip/picochip.c (picochip_static_chain): Likewise.
4915 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
4916 * config/rs6000/rs6000.c (rs6000_legitimize_address)
4917 (setup_incoming_varargs, print_operand, rs6000_return_addr)
4918 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
4919 (rs6000_emit_epilogue)
4920 (rs6000_machopic_legitimize_pic_address): Likewise.
4922 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4924 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
4925 (DYNAMIC_CHAIN_ADDRESS): Likewise.
4926 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
4927 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
4928 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
4929 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
4930 (s390_emit_epilogue, s390_function_profiler): Likewise.
4931 * config/s390/s390.md: Likewise.
4933 * config/score/score.c (score_add_offset, score_prologue): Likewise.
4935 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
4936 (sh_output_mi_thunk): Likewise.
4937 * config/sh/sh.md: Likewise.
4939 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
4940 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
4941 * config/sparc/sparc.c (sparc_legitimize_pic_address)
4942 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
4943 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
4944 (emit_and_preserve): Likewise.
4945 * config/sparc/sparc.md: Likewise.
4947 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4948 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
4949 (spu_setup_incoming_varargs, ea_load_store_inline)
4950 (spu_expand_load): Likewise.
4952 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
4953 (combine_bnp): Likewise.
4955 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4956 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
4957 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
4959 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4960 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
4961 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
4963 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
4964 * config/v850/v850.md: Likewise.
4966 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
4967 (EH_RETURN_HANDLER_RTX): Likewise.
4968 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
4969 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
4970 (print_operand_address, vax_trampoline_init): Likewise.
4972 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
4973 (xtensa_function_value_regno_p): Likewise.
4975 2012-05-04 Andrew Pinski <apinski@cavium.com>
4977 * expr.c (get_def_for_expr_class): New function.
4978 (convert_tree_comp_to_rtx): New function.
4979 (expand_cond_expr_using_cmove): New function.
4980 (expand_expr_real_2 <case COND_EXPR>): Call
4981 expand_cond_expr_using_cmove first and return if it succeeds.
4982 Remove the check for HAVE_conditional_move since we should have
4983 already converted it to a conditional move.
4984 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
4985 modes of DImode for 32bits and TImode.
4987 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
4990 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
4991 (print_md_ptr_loc, print_c_condition): Use them.
4992 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
4993 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
4994 attr_file, dfa_file, latency_file): New global variables.
4995 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
4996 write_upcase, write_indent, write_length_unit_log, write_test_expr,
4997 write_attr_get, write_insn_cases, write_eligible_delay,
4998 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5000 (write_header, open_outfile, handle_arg): New funcions.
5001 (make_automaton_attrs): Write prototypes as extern to the output
5003 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5004 names from the command line. Open the output files and write out
5005 internal functions for DFA functions to dfa_file_name, insn latency
5006 functions to latency_file_name, and everything else to attr_file.
5007 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5008 (BACKEND): Build libbackend first.
5009 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5010 (.PRECIOUS): Likewise.
5011 (insn-dfatab.o): New rule.
5012 (insn-latencytab.o): New rule.
5013 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5014 (s-attrtab): New rule.
5016 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5018 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5019 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5020 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5021 * reorg.c (get_jump_flags): Do not set the removed flags.
5023 * doc/md.texi (attr_flag): Update for abovementioned changes.
5025 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5028 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5029 (TARGET_CMOV): Rename from TARGET_CMOVE.
5030 (TARGET_CMOVE): New define.
5031 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5032 Do not set TARGET_CMOVE here.
5034 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5036 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5037 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5038 -Wunused is activated.
5039 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5041 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5043 * config/s390/s390.md (*movmem_short, *clrmem_short)
5044 (*cmpmem_short): Move the mode check from the insn condition to
5047 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5049 PR tree-optimization/52633
5050 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5051 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5052 (vect_recog_over_widening_pattern): Remove handling of code that was
5053 already detected as over-widening pattern. Remove special handling
5054 of "unsigned" cases. Instead, support general case of conversion
5055 of the shift result to another type.
5057 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5059 * tree-vect-patterns.c (vect_single_imm_use): New function.
5060 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5061 (vect_recog_over_widening_pattern): Likewise.
5062 (vect_recog_widen_shift_pattern): Likewise.
5064 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5066 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5067 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5068 (vect_recog_widen_mult_pattern): Likewise.
5069 (vect_operation_fits_smaller_type): Likewise.
5070 (vect_recog_over_widening_pattern): Likewise.
5071 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5073 2012-05-04 Richard Guenther <rguenther@suse.de>
5076 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5077 of -freg-struct-return and -fpcc-struct-return.
5078 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5079 from the input file options and ignore those from the link
5082 2012-05-04 Richard Guenther <rguenther@suse.de>
5084 PR tree-optimization/53168
5085 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5086 memory reads when the result is a constant we can pun.
5088 2012-05-04 Richard Guenther <rguenther@suse.de>
5090 * common.opt (flto-report): Do not mark as Optimization.
5092 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5095 * recog.c (constrain_operands): If extra constraints are present, also
5096 accept pseudo-registers with equivalent memory locations during reload.
5098 2012-05-04 Olivier Hainque <hainque@adacore.com>
5100 * collect2.c (may_unlink_output_file): New global.
5101 (maybe_unlink): Honor it.
5102 * collect2.h: Add extern for it.
5103 * tlink.c (do_tlink): Set it to true if the link succeeded.
5105 2012-05-04 Olivier Hainque <hainque@adacore.com>
5107 * gcc.c (eval_spec_function): Finalize/restore the current string
5108 obstack state as part of the context push/pop operations.
5110 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5112 PR rtl-optimization/52804
5113 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5114 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5115 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5116 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5117 RELOAD_FOR_OUTADDR_ADDRESS.
5119 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5122 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5123 for macro expansion.
5125 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5127 * flags.h (flag_permissive): Do not declare.
5128 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5130 * toplev.c (flag_permissive): Do not define.
5131 * c-tree.h (system_header_p): Delete unused.
5133 2012-05-03 David S. Miller <davem@davemloft.net>
5136 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5137 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5138 (sparc_emit_float_lib_cmp): Likewise.
5140 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5143 * config/rs6000/rs6000.md (bswapdi splitters): If
5144 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5145 default) is used, generate an alternate sequence that does not
5146 depend on using indexed addressing.
5148 2012-05-03 Jason Merrill <jason@redhat.com>
5150 * gengtype.c (write_types): Fix warning message.
5151 (write_local): Likewise.
5153 2012-05-02 Jason Merrill <jason@redhat.com>
5155 * dwarf2out.c (struct external_ref, build_local_stub): New.
5156 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5157 (optimize_external_refs, optimize_external_refs_1): New.
5158 (change_AT_die_ref): New.
5159 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5160 (build_abbrev_table): Take the external refs hashtable.
5161 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5163 2012-05-03 Jan Hubicka <jh@suse.cz>
5166 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5168 2012-05-03 Jan Hubicka <jh@suse.cz>
5171 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5173 2012-05-03 Jason Merrill <jason@redhat.com>
5175 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5176 use_debug_types to discriminate the die_id union.
5177 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5178 (build_abbrev_table, output_die): Likewise.
5179 (prune_unused_types_walk_attribs): Likewise.
5180 (generate_type_signature, copy_declaration_context): Set it.
5181 (remove_child_or_replace_with_skeleton): Set it.
5182 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5183 check use_debug_types.
5184 (dwarf2out_finish): Do break_out_includes after .debug_types.
5186 2012-05-03 Jason Merrill <jason@redhat.com>
5188 * dwarf2out.c (modified_type_die): Use scope_die_for.
5189 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5190 (uses_local_type_r, uses_local_type): New.
5191 (scope_die_for): Keep a type that uses a local type in local scope.
5192 Use get_context_die for namespace and type scope.
5194 2012-05-03 Jason Merrill <jason@redhat.com>
5196 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5198 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5199 (dwarf2out_finish): Likewise.
5201 2012-05-03 Martin Jambor <mjambor@suse.cz>
5203 * builtins.c (get_object_alignment_1): Return whether we can determine
5204 the alignment or conservatively assume byte alignment. Return the
5205 alignment by reference. Use get_pointer_alignment_1 for dereference
5207 (get_pointer_alignment_1): Return whether we can determine the
5208 alignment or conservatively assume byte alignment. Return the
5209 alignment by reference. Use get_ptr_info_alignment to get SSA name
5211 (get_object_alignment): Update call to get_object_alignment_1.
5212 (get_object_or_type_alignment): Likewise, fall back to type alignment
5213 only when it returned false.
5214 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5215 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5216 get_object_alignment_1.
5217 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5218 get_pointer_alignment_1.
5219 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5220 of MEM_REF or TARGET_MEM_REF only when it returns false.
5221 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5222 get_object_alignment_1.
5223 (ccp_finalize): Use set_ptr_info_alignment.
5224 * tree.h (get_object_alignment_1): Update declaration.
5225 (get_pointer_alignment_1): Likewise.
5226 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5227 (dump_gimple_stmt): Likewise.
5228 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5230 (get_ptr_info_alignment): Declared.
5231 (mark_ptr_info_alignment_unknown): Likewise.
5232 (set_ptr_info_alignment): Likewise.
5233 (adjust_ptr_info_misalignment): Likewise.
5234 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5235 and set alignment of SSA names.
5236 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5237 mark_ptr_info_alignment_unknown.
5238 * tree-ssanames.c (get_ptr_info_alignment): New function.
5239 (mark_ptr_info_alignment_unknown): Likewise.
5240 (set_ptr_info_alignment): Likewise.
5241 (adjust_ptr_info_misalignment): Likewise.
5242 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5243 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5245 (bump_vector_ptr): Likewise.
5246 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5247 (vectorizable_store): Likewise.
5248 (vectorizable_load): Likewise.
5250 2012-05-03 Michael Matz <matz@suse.de>
5252 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5253 in front of basic_block_def.
5254 (struct basic_block_def): Make il.gimple the full struct, not a
5256 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5258 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5259 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5260 NULL il.gimple, which can't happen anymore.
5261 * gimple.h (bb_seq): il.gimple can't be NULL.
5262 (bb_seq_add): Ditto.
5263 (set_bb_seq): Adjust.
5264 (gsi_start_bb, gsi_last_bb): Tidy.
5265 * lto-streamer-in.c (make_new_block): Don't zero members that
5266 are zeroed already, don't allocate a gimple_bb_info.
5267 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5268 (remove_bb): Clear all il.gimple members.
5269 (gimple_verify_flow_info): Adjust for flat il.gimple.
5270 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5272 * coretypes.h (const_gimple_seq): Remove typedef.
5273 * gimple.h (gimple_seq_first): Take gimple_seq.
5274 (gimple_seq_first_stmt): Ditto.
5275 (gimple_seq_last): Ditto.
5276 (gimple_seq_last_stmt): Ditto.
5277 (gimple_seq_empty_p): Ditto.
5279 2012-05-03 Richard Guenther <rguenther@suse.de>
5281 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5283 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5284 (compute_avail): Do not add possibly trapping operations to
5285 EXP_GEN if they might not be executed in the block.
5287 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5289 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5291 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5293 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5294 information as early as possible. Update dominance info instead of
5297 2012-05-03 Richard Guenther <rguenther@suse.de>
5299 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5300 (union_contains_value): Remove.
5301 (vro_valid_in_sets): Likewise.
5302 (op_valid_in_sets): New function.
5303 (valid_in_sets): Use op_valid_in_sets.
5304 (insert_into_preds_of_block): Move dumping ...
5305 (do_regular_insertion): ... here.
5306 (do_partial_partial_insertion): ... and here. Dump that
5307 we've found a partial partial redundancy.
5308 (insert): Dump the current insert iteration.
5310 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5313 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5314 append program name to it and pass that as first argument
5315 to make_relative_prefix. Always pass standard_libexec_prefix
5316 as last argument to make_relative_prefix. If
5317 make_relative_prefix returns NULL, fall back to
5318 standard_libexec_prefix.
5321 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5325 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5326 mode, return that mode.
5329 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5330 define __ATOMIC_HLE_* macros here.
5331 (ix86_target_macros): But here, using cpp_define_formatted.
5333 2012-05-03 Richard Guenther <rguenther@suse.de>
5335 PR tree-optimization/53144
5336 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5338 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5339 with SSA name values.
5340 (vn_reference_lookup_3): Adjust callers.
5342 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5344 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5345 has_fma4 for AMD processors with both fma3 and fma4 support.
5347 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5350 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5353 2012-05-03 Michael Matz <matz@suse.de>
5356 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5357 (dse_enter_block): Properly iterate the whole sequence even
5358 if the last statement was removed.
5360 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5362 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5363 unset flag_jump_tables.
5364 * stmt.c (expand_case): Remove special flag_pic case conditional
5365 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5367 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5369 * common/config/s390/s390-common.c (s390_option_optimization_table):
5370 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5371 default when optimizing.
5373 2012-05-02 Martin Jambor <mjambor@suse.cz>
5376 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5377 of a variable when the contect is a function.
5379 2012-05-02 Michael Matz <matz@suse.de>
5381 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5382 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5383 (const_gimple_seq_node): Remove.
5384 (gimple_seq_node): Typedef as gimple.
5385 (struct gimple_statement_base): Add next and prev members,
5386 adjust all WORD markers in using structs.
5387 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5388 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5389 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5390 gimple are the same.
5391 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5393 (gimple_init_singleton): New function.
5394 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5395 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5397 (gsi_stmt_ptr): Remove.
5398 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5400 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5401 again, adjust for above changes.
5402 (update_call_edge_frequencies): Adjust for above changes.
5403 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5404 (gsi_insert_seq_nodes_after): Ditto.
5405 (gsi_split_seq_after): Ditto.
5406 (gsi_set_stmt): Ditto.
5407 (gsi_split_seq_before): Ditto.
5408 (gsi_remove): Ditto.
5409 (gsi_insert_seq_before_without_update): Don't free sequence.
5410 (gsi_insert_seq_after_without_update): Ditto.
5411 (gsi_replace): Assert some more invariants.
5412 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5414 (gsi_for_stmt): Don't search for stmt.
5415 (gsi_insert_on_edge_immediate): Tidy.
5417 * gimple.c (gimple_alloc_k): Remove "sequences".
5418 (gimple_seq_cache): Remove.
5419 (gimple_alloc_stat): Make stmt a singleton sequence.
5420 (gimple_seq_alloc, gimple_seq_free): Remove.
5421 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5422 (gimple_copy): Ditto.
5423 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5424 create iterator from correct sequence.
5425 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5427 2012-05-02 Michael Matz <matz@suse.de>
5429 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5431 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5432 sequence, lazily allocate it.
5433 (bb_seq_addr): New function.
5434 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5435 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5436 (gsi_none): New function.
5437 (gsi_start_bb): Adjust.
5438 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5439 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5440 (gsi_last_bb): Adjust.
5442 * tree-flow-inline.h (phi_nodes_ptr): New function.
5444 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5445 datastructure and interface change.
5446 (gsi_insert_seq_before_without_update): Ditto.
5447 (gsi_insert_seq_nodes_after): Ditto.
5448 (gsi_insert_seq_after_without_update): Ditto.
5449 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5450 (gsi_split_seq_before): Ditto.
5451 (gsi_start_phis): Adjust.
5452 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5453 (vect_transform_loop): Ditto.
5454 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5455 gimple_seq_copy): Don't use gimple_seq_alloc.
5456 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5457 (gimplify_seq_add_seq): Ditto.
5458 * lto-streamer-in.c (make_new_block): Ditto.
5459 * tree-cfg.c (create_bb): Ditto.
5460 * tree-sra.c (initialize_parameter_reductions): Ditto.
5462 2012-05-02 Michael Matz <matz@suse.de>
5464 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5465 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5466 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5467 set_bb_seq): Move down to after gimple_statement_d definition.
5469 2012-05-02 Michael Matz <matz@suse.de>
5471 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5472 gsi_replace_with_seq, instead of inserting itself.
5473 * gimple-iterator.c (gsi_replace_with_seq): New function.
5474 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5475 iterator instead of statement, advance it.
5476 (ssa_forward_propagate_and_combine): Adjust call to above.
5478 2012-05-02 Michael Matz <matz@suse.de>
5480 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5482 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5483 * tree-nested.c (walk_gimple_omp_for): Ditto.
5484 * trans-mem.c (lower_transaction): Ditto.
5485 * tree-eh.c (do_return_redirection): Ditto.
5486 (do_goto_redirection): Ditto.
5487 (lower_try_finally_switch): Ditto.
5488 * gimplify.c (gimplify_stmt): Ditto.
5489 (gimplify_scan_omp_clauses): Ditto.
5490 (gimplify_omp_for): Ditto.
5491 (gimplify_function_tree): Ditto.
5492 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5493 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5494 (mf_build_check_statement_for): Ditto.
5495 (mx_register_decls): Ditto.
5496 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5497 and don't use itertors to append.
5498 (insert_stmts): Ditto.
5499 (insert_out_of_ssa_copy): Ditto.
5500 (insert_out_of_ssa_copy_on_edge): Ditto.
5502 2012-05-02 Michael Matz <matz@suse.de>
5504 * gimple.h (gimple_bind_body_ptr): New function.
5505 (gimple_bind_body): Use it.
5506 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5507 (gimple_eh_filter_failure_ptr): New function.
5508 (gimple_eh_filter_failure): Use it.
5509 (gimple_eh_else_n_body_ptr): New function.
5510 (gimple_eh_else_n_body): Use it.
5511 (gimple_eh_else_e_body_ptr): New function.
5512 (gimple_eh_else_e_body): Use it.
5513 (gimple_try_eval_ptr): New function.
5514 (gimple_try_eval): Use it.
5515 (gimple_try_cleanup_ptr): New function.
5516 (gimple_try_cleanup): Use it.
5517 (gimple_wce_cleanup_ptr): New function.
5518 (gimple_wce_cleanup): Use it.
5519 (gimple_omp_body_ptr): New function.
5520 (gimple_omp_body): Use it.
5521 (gimple_omp_for_pre_body_ptr): New function.
5522 (gimple_omp_for_pre_body): Use it.
5523 (gimple_transaction_body_ptr): New function.
5524 (gimple_transaction_body): Use it.
5525 (gsi_split_seq_before): Adjust to return nothing and take pointer
5527 (gsi_set_stmt): Declare.
5528 (gsi_replace_with_seq): Declare.
5529 (walk_gimple_seq_mod): Declare.
5530 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5532 * gimple-iterator.c (gsi_set_stmt): New function.
5533 (gsi_split_seq_before): Return new sequence via pointer argument.
5534 (gsi_replace): Use gsi_set_stmt.
5536 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5538 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5539 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5541 (reserve_phi_args_for_new_edge): Change call to above,
5544 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5545 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5546 iterators. Adjust call to lower_omp.
5547 (lower_lastprivate_clauses): Adjust call to lower_omp.
5548 (lower_reduction_clauses): Ditto.
5549 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5550 (lower_omp_sections): Don't explicitely count sequence length,
5551 nullify lowered bodies earlier, ensure stmts are part of only
5552 one sequence, adjust call to lower_omp.
5553 (lower_omp_single): Ensure stmts are part of only one sequence,
5554 adjust call to lower_omp.
5555 (lower_omp_master): Ditto.
5556 (lower_omp_ordered): Ditto.
5557 (lower_omp_critical): Ditto.
5558 (lower_omp_for): Ditto.
5559 (lower_omp_taskreg): Ditto, tidy.
5560 (lower_omp_1): Adjust calls to lower_omp.
5561 (execute_lower_omp): Ditto.
5562 (lower_omp): Adjust to take pointer to sequence.
5563 (diagnose_sb_2): Use walk_gimple_seq_mod.
5564 (diagnose_omp_structured_block_errors): Ditto and set possibly
5565 changed function body.
5566 * gimple-low.c (lower_function_body): Set function body after
5568 (lower_sequence): Adjust to take pointer to sequence.
5569 (lower_omp_directive): Ensure stmt isn't put twice into the
5570 sequence, adjust call to lower_sequence.
5571 (lower_stmt): Adjust calls to lower_sequence.
5572 (lower_gimple_bind): Ditto.
5573 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5574 * tree-nested.c (walk_body): Take pointer to sequence, use
5575 walk_gimple_seq_mod.
5576 (walk_function): Adjust call to walk_body, set possibly changed body.
5577 (walk_gimple_omp_for): Adjust calls to walk_body.
5578 (convert_nonlocal_omp_clauses): Ditto.
5579 (convert_nonlocal_reference_stmt): Ditto.
5580 (convert_local_omp_clauses): Ditto.
5581 (convert_local_reference_stmt): Ditto.
5582 (convert_tramp_reference_stmt): Ditto.
5583 (convert_gimple_call): Ditto.
5584 (convert_nl_goto_reference): Use local iterator copy.
5585 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5586 but taking pointer to sequence, ensure gsi_start is called with
5588 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5589 asserting that the sequence head didn't change.
5590 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5591 walk_gimple_seq_mod.
5592 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5593 (execute_lower_tm): Ditto, and set possibly changed body.
5594 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5595 call gsi_start with that lvalue.
5596 (replace_goto_queue_stmt_list): Ditto.
5597 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5598 (replace_goto_queue): Ditto.
5599 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5600 (lower_try_finally_onedest): Ditto.
5601 (lower_try_finally_copy): Ditto.
5602 (lower_try_finally_switch): Ditto.
5603 (lower_try_finally): Ditto.
5604 (lower_eh_filter): Ditto.
5605 (lower_eh_must_not_throw): Ditto.
5606 (lower_cleanup): Ditto.
5607 (lower_eh_constructs_2): Ditto.
5608 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5609 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5610 set possibly changed body.
5611 (optimize_double_finally): Call gsi_start with lvalue.
5613 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5614 (gimple_split_block): Ditto.
5615 (gimple_merge_blocks): Use gsi_start_phis.
5616 (move_stmt_r): Use walk_gimple_seq_mod.
5617 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5618 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5619 (rebuild_cgraph_edges): Ditto.
5620 (cgraph_rebuild_references): Ditto.
5621 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5622 * tree-inline.c (copy_phis_for_bb): Ditto.
5623 * tree-ssa-dce.c: Ditto.
5625 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5627 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5628 Andi Kleen <ak@linux.intel.com>
5630 * coretypes.h (MEMMODEL_MASK): New.
5631 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5632 and return new variable.
5633 (expand_builtin_atomic_exchange): Mask memmodel values.
5634 (expand_builtin_atomic_compare_exchange): Ditto.
5635 (expand_builtin_atomic_load): Ditto.
5636 (expand_builtin_atomic_store): Ditto.
5637 (expand_builtin_atomic_clear): Ditto.
5638 * doc/extend.texi: Mention port-dependent memory model flags.
5639 * config/i386/cpuid.h (bit_HLE): New.
5640 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5642 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5643 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5644 (ix86_target_string)<-mhle>: New.
5645 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5646 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
5647 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5648 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
5649 enabled for generic, generic64 and core-avx2.
5650 (ix86_print_operand): Generate HLE lock prefixes.
5651 (ix86_memmodel_check): New.
5652 (TARGET_MEMMODEL_CHECK): Ditto.
5653 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
5654 (IX86_HLE_ACQUIRE): Ditto.
5655 (IX86_HLE_RELEASE): Ditto.
5656 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
5657 * config/i386/i386.opt (mhle): Ditto.
5658 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
5659 success model to instruction emitter.
5660 (atomic_fetch_add<mode>): Ditto.
5661 (atomic_exchange<mode>): Ditto.
5662 (atomic_add<mode>): Ditto.
5663 (atomic_sub<mode>): Ditto.
5664 (atomic_<code><mode>): Ditto.
5665 (*atomic_compare_and_swap_doubledi_pic): Ditto.
5666 (atomic_compare_and_swap_single<mode>): Define and use argument
5668 (atomic_compare_and_swap_double<mode>): Ditto.
5669 * configure.ac: Check if assembler support HLE prefixes.
5670 * configure: Regenerate.
5673 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5676 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
5678 (gimplify_switch_expr): ... here.
5679 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
5680 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
5681 to clean up case labels with values outside the index type range.
5682 (simplify_gimple_switch): Call it if something changed.
5683 Remove strange and unnecessary assert.
5685 2012-05-02 Richard Guenther <rguenther@suse.de>
5687 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5689 (int_const_binop_1): New worker for int_const_binop with
5690 overflowable parameter. Pass it through to force_fit_type_double.
5691 (int_const_binop): Wrap around int_const_binop_1 with overflowable
5693 (size_binop_loc): Call int_const_binop_1 with overflowable equal
5694 to minus one, forcing overflow detection for even unsigned types.
5695 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
5696 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
5697 * stor-layout.c (initialize_sizetypes): sizetypes no longer
5699 (layout_type): For zero-sized arrays ignore overflow on the
5701 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
5702 (bit_value_binop_1): Likewise.
5703 * tree.c (double_int_to_tree): Likewise.
5704 (double_int_fits_to_tree_p): Likewise.
5705 (force_fit_type_double): Likewise.
5706 (host_integerp): Likewise.
5707 (int_fits_type_p): Likewise.
5708 * varasm.c (output_constructor_regular_field): Sign-extend the
5709 field-offset to cater for negative offsets produced by the Ada
5711 * omp-low.c (extract_omp_for_data): Convert the loop step to
5712 signed for pointer adjustments.
5714 2012-05-02 Richard Guenther <rguenther@suse.de>
5716 * tree.c (valid_constant_size_p): New function.
5717 * tree.h (valid_constant_size_p): Declare.
5718 * cfgexpand.c (expand_one_var): Adjust check for too large
5719 variables by using valid_constant_size_p.
5720 * varasm.c (assemble_variable): Likewise.
5722 * c-decl.c (grokdeclarator): Properly check for sizes that
5723 cover more than half of the address-space.
5725 2012-05-02 Jakub Jelinek <jakub@redhat.com>
5727 PR tree-optimization/53163
5728 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
5729 return value from compute_all_dependences.
5731 PR rtl-optimization/53160
5732 * ree.c (combine_reaching_defs): Handle the case where cand->insn
5733 has been modified by ree pass already.
5735 2012-05-01 Ian Lance Taylor <iant@google.com>
5738 * c-decl.c (build_compound_literal): Make the decl readonly if it
5739 an array of a readonly type.
5740 * gimplify.c (gimplify_compound_literal_expr): Add fallback
5741 parameter. Change all callers. If the decl is not addressable
5742 and is not an l-value, make it readonly.
5744 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
5746 * ira.c (allocated_reg_info_size): New static variable.
5747 (expand_reg_info): Manage it. Call
5748 setup_preferred_alternate_classes_for_new_pseudos.
5749 (ira): Don't do it here. Remove local allocated_reg_info_size,
5750 set the global before calling find_moveable_pseudos.
5751 (find_moveable_pseudos): Call expand_reg_info rather than
5754 2012-05-01 Richard Henderson <rth@redhat.com>
5756 * common.opt (fsync-libcalls): New.
5757 * doc/invoke.texi: Document it.
5758 * optabs.c (init_sync_libfuncs): Honor it.
5760 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5761 Richard Sandiford <r.sandiford@uk.ibm.com>
5763 PR rtl-optimization/52543
5764 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
5766 * lower-subreg.h: New file.
5767 * target-globals.h (this_target_lower_subreg): Declare.
5768 (target_globals): Add lower_subreg;
5769 (restore_target_globals): Restore this_target_lower_subreg.
5770 * target-globals.c: Include it.
5771 (default_target_globals): Add default_target_lower_subreg.
5772 (save_target_globals): Initialize target_lower_subreg.
5773 * rtl.h (init_lower_subreg): Added declaration.
5774 * toplev.c (backend_init_target): Call initializer for lower-subreg
5776 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
5777 (default_target_lower_subreg): New variable.
5778 (this_target_lower_subreg): Likewise.
5779 (twice_word_mode, choices): New macros.
5780 (shift_cost, compute_splitting_shift, compute_costs)
5781 (init_lower_subreg): New functions.
5782 (resolve_simple_move): Add speed_p argument. Check choices.
5783 (find_pseudo_copy): Don't check the mode size here.
5784 (resolve_simple_move): Assert the mode size.
5785 (find_decomposable_shift_zext): Add speed_p argument and return
5786 a bool. Check choices.
5787 (resolve_shift_zext): Add comment.
5788 (dump_shift_choices, dump_choices): New functions.
5789 (decompose_multiword_subregs): Dump list of profitable
5790 transformations. Add code to skip non profitable transformations.
5791 Update calls to simple_move and find_decomposable_shift_zext.
5793 2012-05-01 Ian Bolton <ian.bolton@arm.com>
5794 Sameera Deshpande <sameera.deshpande@arm.com>
5795 Greta Yorsh <greta.yorsh@arm.com>
5797 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
5798 (thumb1_unexpanded_epilogue): ...this.
5799 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
5800 (thumb1_unexpanded_epilogue): ...this.
5801 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
5802 (thumb1_unexpanded_epilogue): ...this.
5804 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
5806 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
5807 comparing enumeration values. Update comments.
5809 2012-05-01 Alan Modra <amodra@gmail.com>
5812 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
5813 load_cr_save, add_crlr_cfa_restore): New functions.
5814 (rs6000_restore_saved_cr): Rename to..
5815 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
5816 (rs6000_emit_epilogue): Use new functions. Adjust condition
5817 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
5818 regs when using out-of-line restore only when shrink wrapping.
5820 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5823 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
5824 calls to cgraph_node_name in xstrdup.
5825 (ipa_make_edge_direct_to_target): Ditto.
5826 * cgraph.c (dump_cgraph_node): Ditto.
5827 * tree-sra.c (convert_callers_for_node): Ditto.
5828 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
5829 * ipa-cp.c (perhaps_add_new_callers): Ditto.
5830 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
5831 (cgraph_materialize_all_clones): Ditto.
5832 * ipa-inline.c (report_inline_failed_reason): Ditto.
5833 (want_early_inline_function_p): Ditto.
5834 (edge_badness): Ditto.
5835 (update_edge_key): Ditto.
5836 (flatten_function): Ditto.
5837 (ipa_inline): Ditto.
5838 (inline_always_inline_functions): Ditto.
5839 (early_inline_small_functions): Ditto.
5841 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
5845 constraints 0 and 1.
5847 012-04-30 Jan Hubicka <jh@suse.cz>
5849 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
5850 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
5851 (cgraph_add_to_same_comdat_group): Remove.
5852 (cgraph_add_asm_node): Move to cgraphunit.c.
5853 (cgraph_make_decl_local): Move to symtab.c
5854 (cgraph_make_node_local_1): Update.
5855 (cgraph_can_remove_if_no_direct_calls_and): Update.
5856 (used_from_object_file_p): Update.
5857 (resolution_used_from_other_file_p): Move to symtab.c
5858 (cgraph_used_from_object_file_p): move to symtab.c
5859 (verify_cgraph_node): Verify same comdat groups.
5860 * cgraph.h (cgraph_asm_node): Rename to ...
5861 (asm_node): ... this one.
5862 (cgraph_asm_nodes): Rename to ...
5863 (asm_nodes): ... this one.
5864 (symtab_add_to_same_comdat_group): New function.
5865 (symtab_dissolve_same_comdat_group_list): New function.
5866 (symtab_used_from_object_file_p): Declare.
5867 (symtab_make_decl_local): Declare.
5868 (cgraph_add_to_same_comdat_group): Remove.
5869 (cgraph_add_asm_node): Remove.
5870 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
5872 (cgraph_finalize_compilation_unit): Rename to ...
5873 (finalize_compilation_unit): ... this one.
5874 (cgraph_optimize): Rename to ....
5875 (compile): ... this one.
5876 (add_asm_node): Declare.
5877 (fixup_same_cpp_alias_visibility): Declare.
5878 (cgraph_make_decl_local): Remove.
5879 (varpool_assemble_pending_decls): Rename to ...
5880 (varpool_output_variables): ... this one.
5881 (varpool_remove_unreferenced_decls): Remove.
5882 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
5883 (preserve_function_body_p): Make static.
5884 * toplev.c (compile_file): Update comments; update.
5885 * cgraphunit.c: Update comments.
5886 (cgraph_expand_all_functions): Rename to ...
5887 (expand_all_functions): ... this one; update.
5888 (cgraph_mark_functions_to_output): Rename to ...
5889 (mark_functions_to_output): ... this one; cleanup.
5890 (cgraph_output_pending_asms): Remove prototype.
5891 (asm_nodes, asm_last_node): New static vars.
5892 (cgraph_process_new_functions): Update.
5893 (cgraph_reset_node): Cleanup; add comment.
5894 (cgraph_add_new_function): Update.
5895 (cgraph_output_pending_asms): Rename to ...
5896 (output_asm_statements): ... this one.
5897 (add_asm_node): New function.
5898 (fixup_same_cpp_alias_visibility): New function based on code
5899 in cgraph_analyze_function.
5900 (cgraph_analyze_function): Use it.
5901 (cgraph_order_sort): Update.
5902 (cgraph_output_in_order): Update.
5903 (cgraph_function_versioning): Update.
5904 (cgraph_optimize): Rename to ...
5905 (compile): ... this one; initialize streamer hooks here.
5906 (cgraph_finalize_compilation_unit): Rename to ...
5907 (finalize_compilation_unit): ... this one; do not initialize streamer
5909 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
5910 * dwarf2out.c: Update ocmment.
5911 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
5912 * method.c (use_thunk): Likewise.
5913 * semantics.c (maybe_add_lambda_conv_op): Likewise.
5914 * decl2.c (maybe_emit_vtables): Likewise.
5915 (cp_write_global_declarations): Use finalize_compilation_unit.
5916 * parser.c (cp_parser_asm_definition): Use add_asm_node.
5917 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
5918 * c-decl.c (c_write_global_declarations): Use
5919 finalize_compilation_unit.
5920 * langhooks.c (write_global_declarations): Update.
5921 * ipa.c (cgraph_externally_visible_p): Update.
5922 (dissolve_same_comdat_group_list): Remove.
5923 (function_and_variable_visibility): Update.
5924 * symtab.c: Inlcude lto-streamer.h and rtl.h
5925 (ld_plugin_symbol_resolution_names): New.
5926 (symtab_add_to_same_comdat_group): New.
5927 (symtab_dissolve_same_comdat_group_list): New.
5928 (resolution_used_from_other_file_p): Move here from cgraph.c
5929 (symtab_used_from_object_file_p): New.
5930 (symtab_make_decl_local): New.
5931 * passes.c (register_pass): Update comments.
5932 * c-parser.c (c_parser_asm_definition): Update.
5933 * varpool.c (varpool_analyze_node): Use
5934 fixup_same_cpp_alias_visibility.
5935 (varpool_remove_unreferenced_decls): Make static.
5936 (varpool_assemble_pending_decls): Rename to ...
5937 (varpool_output_variables): ... this one; call
5938 varpool_remove_unreferenced_decls.
5939 (varpool_used_from_object_file_p): Remove.
5941 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
5944 * c-typeck.c (build_array_ref): Call
5945 convert_vector_to_pointer_for_subscript.
5946 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
5948 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5950 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
5951 to compile-time "mode == <MODE>mode" checks.
5952 (and splitter): Ditto.
5954 2012-04-30 Richard Henderson <rth@redhat.com>
5956 * config/arm/arm.md (UNSPEC_LL): New.
5957 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
5958 (arm_load_exclusivedi): Use %H0.
5960 2012-04-30 Jason Merrill <jason@redhat.com>
5962 * dwarf2out.c (comdat_symbol_id): Add const.
5963 (union die_symbol_or_type_node): Add const to die_symbol.
5964 (output_die_symbol, output_die, output_comp_unit): Adjust.
5966 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
5968 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
5969 * config/arm/neon.md (negdi2_neon): New insn.
5970 Also add splitters for core and NEON registers.
5972 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
5974 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
5975 (arm_print_operand): Add 'x' format.
5976 * config/arm/constraints.md (Dn): Allow const_int.
5977 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
5978 Use 'x' format to print constants.
5979 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
5980 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
5982 (movdi_vfp_cortexa8): Likewise.
5984 2012-04-30 Ian Bolton <ian.bolton@arm.com>
5985 Sameera Deshpande <sameera.deshpande@arm.com>
5986 Greta Yorsh <greta.yorsh@arm.com>
5988 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
5989 * config/arm/arm.c (ldm_stm_operation_p): New function.
5990 * config/arm/predicates.md (load_multiple_operation): Update predicate.
5991 (store_multiple_operation): Likewise.
5993 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
5994 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
5995 * config/arm/predicates.md (load_multiple_operation): Add arguments.
5996 (store_multiple_operation): Likewise.
5998 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6000 * config/i386/i386.md (and<mode>3): Expand masking operations with
6001 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6002 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6004 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6006 Add -Wvarargs option
6007 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6008 argument for the various warning_at calls.
6009 * docs/invoke.texi: Update the documentation.
6011 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6013 Switch -ftrack-macro-expansion=2 on by default.
6014 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6017 Fix va_start related location
6018 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6019 location in real source code.
6021 Make conversion warnings work on NULL with -ftrack-macro-expansion
6022 * input.h (expansion_point_location_if_in_system_header): Declare
6024 * input.c (expansion_point_location_if_in_system_header): Define it.
6026 Fix -Wuninitialized for -ftrack-macro-expansion
6027 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6028 declaration. Use linemap_location_before_p for source locations.
6030 Strip "<built-in>" loc from displayed expansion context
6031 * input.c (expand_location_1): When expanding to spelling location
6032 in a context of a macro expansion, skip reserved system header
6033 locations. Update comments. * tree-diagnostic.c
6034 (maybe_unwind_expanded_macro_loc): Likewise.
6036 Make expand_location resolve to locus in main source file
6037 * input.c (expand_location_1): New. Takes a parameter to choose
6038 whether to resolve the location to spelling or expansion point.
6039 Was factorized from ...
6040 (expand_location): ... here.
6041 (expand_location_to_spelling_point): New. Implemented in terms of
6043 * diagnostic.c (diagnostic_build_prefix): Use the new
6044 expand_location_to_spelling_point instead of expand_location.
6046 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6047 * gengtype.c (write_types_process_field): Force second argument of
6048 the call to the PCH object hierarchy walker to be 'x'.
6050 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6052 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6053 predicate to discriminate types.
6055 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6057 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6058 alias of Wsuggest-attribute=format.
6059 * c-typeck.c (convert_for_assignment): Replace
6060 Wmissing-format-attribute with Wsuggest-attribute=format.
6061 (digest_init): Likewise.
6063 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6065 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6066 * common.opt (Wmissing-noreturn): Alias of
6067 -Wsuggest-attribute=noreturn.
6069 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6072 * config/cris/cris.md (andqu): New peephole2.
6073 (andu): Tweak head comment.
6075 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6076 Steven Bosscher <steven@gcc.gnu.org>
6077 Maxim Kuvyrkov <maxim@codesourcery.com>
6079 PR tree-optimization/38785
6080 * common.opt (ftree-partial-pre): New option.
6081 * doc/invoke.texi: Document it.
6082 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6083 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6085 (execute_pre): Use flag_tree_partial_pre.
6087 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6090 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6093 2012-04-27 Ollie Wild <aaw@google.com>
6095 * doc/invoke.texi (Wliteral-suffix): Document new option.
6097 2012-04-27 Tom Tromey <tromey@redhat.com>
6099 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6100 (dwarf_tag_name): Use get_DW_TAG_name.
6101 (dwarf_attr_name): Use get_DW_AT_name.
6102 (dwarf_form_name): Use get_DW_FORM_name.
6103 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6105 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6107 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6108 arguments are -1 and 0, by negating the result of the conditional.
6110 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6113 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6115 2012-04-27 Richard Guenther <rguenther@suse.de>
6117 * tree-flow.h (is_hidden_global_store): Remove.
6118 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6119 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6120 (stmt_may_clobber_global_p): Likewise.
6121 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6122 (stmt_may_clobber_global_p): Likewise.
6123 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6124 stmt_may_clobber_global_p.
6125 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6127 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6129 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6132 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6133 reorganize some fields and update comments. Rename bit_test_uniq
6134 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6135 (collect_switch_conv_info): New function, collects info about a
6136 GIMPLE_SWITCH into a struct switch_conv_info.
6137 (check_range): Simplify to use pre-recorded info. Fix think-o in
6138 range-branch ratio check.
6139 (check_process_case): Remove function.
6140 (check_all_empty_except_final): New function, verifies that all
6141 non-final basic blocks are empty.
6142 (process_switch): Simplify to use pre-recorded info. Call
6143 collect_switch_conv_info to do that. Assert that degenerate switch
6144 statements have been cleaned up.
6146 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6149 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6151 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6154 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6156 2012-04-27 Tom de Vries <tom@codesourcery.com>
6158 PR tree-optimization/51879
6159 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6160 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6162 (defs_to_varying): ... here. Don't set use_processed.
6163 (visit_reference_op_call): Handle gimple_vdef.
6164 Handle case that lhs is NULL_TREE.
6165 (visit_use): Use mark_use_processed. Handle calls with side-effect
6166 using visit_reference_op_call.
6168 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6170 * sched-deps.c (fixup_sched_groups): Rename to...
6171 (chain_to_prev_insn): ...this.
6172 (chain_to_prev_insn_p): New function.
6173 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6175 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6177 * sched-int.h (_haifa_insn_data): Move priority_status.
6179 (INSN_MODEL_INDEX): New macro.
6180 * haifa-sched.c (insn_delay): New function.
6181 (sched_regno_pressure_class): Update commentary.
6182 (mark_regno_birth_or_death): Pass the liveness bitmap and
6183 pressure array as arguments, instead of using curr_reg_live and
6184 curr_reg_pressure. Only update the pressure if the bit in the
6185 liveness set has changed.
6186 (initiate_reg_pressure_info): Always trust the live-in set for
6187 SCHED_PRESSURE_MODEL.
6188 (initiate_bb_reg_pressure_info): Update call to
6189 mark_regno_birth_or_death.
6190 (dep_list_size): Take the list as argument.
6191 (calculate_reg_deaths): New function, extracted from...
6192 (setup_insn_reg_pressure_info): ...here.
6193 (MODEL_BAR): New macro.
6194 (model_pressure_data, model_insn_info, model_pressure_limit)
6195 (model_pressure_group): New structures.
6196 (model_schedule, model_worklist, model_insns, model_num_insns)
6197 (model_curr_point, model_before_pressure, model_next_priority):
6199 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6200 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6201 (model_index, model_update_limit_points_in_group): New functions.
6202 (model_update_limit_points, model_last_use_except): Likewise.
6203 (model_start_update_pressure, model_update_pressure): Likewise.
6204 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6205 (model_excess_cost, model_dump_pressure_points): Likewise.
6206 (model_set_excess_costs): Likewise.
6207 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6208 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6209 schedule as an alternative tie-breaker. Update the call to
6211 (ready_sort): Call model_set_excess_costs.
6212 (update_register_pressure): Update call to mark_regno_birth_or_death.
6213 Rely on that function to check liveness rather than doing it here.
6214 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6215 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6216 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6217 (model_record_pressure, model_record_pressures): New functions.
6218 (model_record_final_pressures, model_add_successors_to_worklist)
6219 (model_promote_predecessors, model_choose_insn): Likewise.
6220 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6221 (model_start_schedule, model_finalize_pressure_group): Likewise.
6222 (model_end_schedule): Likewise.
6223 (schedule_insn): Say when we're scheduling the next instruction
6224 in the model schedule.
6225 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6226 (queue_to_ready): Do not add instructions that are
6227 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6228 Always allow the next instruction in the model schedule to be added.
6229 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6230 and delay for SCHED_PRESSURE_MODEL too.
6231 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6232 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6233 (schedule_block): Call model_start_schedule and model_end_schedule.
6234 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6235 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6236 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6238 (sched_finish): Update accordingly.
6239 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6240 to SCHED_PRESSURE_MODEL.
6241 (add_jump_dependencies): Update call to dep_list_size.
6242 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6243 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6244 to SCHED_PRESSURE_MODEL.
6245 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6246 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6247 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6248 handling to SCHED_PRESSURE_MODEL.
6250 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6252 * common.opt (fsched-pressure-algorithm=): New option.
6253 * flag-types.h (sched_pressure_algorithm): New enum.
6254 * sched-int.h (sched_pressure_p): Replace with...
6255 (sched_pressure): ...this new variable.
6256 * haifa-sched.c (sched_pressure_p): Replace with...
6257 (sched_pressure): ...this new variable.
6258 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6259 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6260 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6261 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6262 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6263 (sched_analyze_insn): Likewise.
6264 * sched-rgn.c (schedule_region): Likewise.
6265 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6267 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6269 * PR middle-end/52997
6270 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6273 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6274 * expr.c (convert_move): Honor unsignedp when extending partial int
6276 * genmodes.c (complete_mode): Don't clear component field of partial
6278 (emit_mode_inner): Don't emit it however.
6279 (calc_wider_mode): Partial int modes widen to their component.
6281 2012-04-26 David S. Miller <davem@davemloft.net>
6283 * config/sparc/niagara4.md: New file.
6284 * config/sparc/sparc.md: Include it.
6285 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6286 (sparc_option_override): Use it.
6287 (sparc_use_sched_lookahead): Return 2 for niagara4.
6288 (sparc_issue_rate): Likewise.
6290 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6291 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6292 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6293 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6294 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6295 alignaddrldi_vis): Set type to gsr.
6296 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6297 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6298 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6299 v<vis3_shift_patname><mode>3, fmean16_vis,
6300 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6301 fucmp<code>8<P:mode>_vis): Set type to fga.
6302 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6303 * config/sparc/niagara.md: Likewise.
6304 * config/sparc/niagara2.md: Likewise.
6305 * config/sparc/ultra3.md: Likewise, and fix type matching for
6306 us3_ialuX reservation.
6308 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6310 * reload.c (find_reloads): Change the loop nesting when trying an
6311 alternative with swapped operands.
6313 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6315 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6316 comment. Delete unused parameter first_exp_point_map.
6317 (virt_loc_aware_diagnostic_finalizer): Update call.
6319 2012-04-26 Michael Hope <michael.hope@linaro.org>
6320 Richard Earnshaw <rearnsha@arm.com>
6322 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6323 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6324 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6325 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6327 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6329 * doc/extend.texi: Document avx2 support.
6330 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6332 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6335 * config/cris/cris.md ("*andhi_lowpart_v32")
6336 ("*andqi_lowpart_v32"): Change first input-only operand from
6337 a (match_operand ...) to (match_dup 0). Drop alternatives with
6338 const_int-matching constraints for redundancy.
6339 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6340 three-operand alternative.
6342 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6345 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6346 instead expand it as zero extension.
6348 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6351 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6353 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6355 * common.opt (flag_debug_types_section): Default to 0.
6356 (dwarf_version): Default to 4.
6357 (dwarf_record_gcc_switches): Default to 1.
6358 (dwarf_strict): Default to 0.
6359 * toplev.c (process_options): Don't handle dwarf_strict
6360 or dwarf_version here.
6361 * config/vxworks.c (vxworks_override_options): Don't
6362 test whether dwarf_strict or dwarf_version are negative,
6363 instead test !global_options_set.x_dwarf_*.
6364 * config/darwin.c (darwin_override_options): Default to
6366 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6367 and -fno-debug-types-section are now the default.
6369 2012-04-25 Jan Hubicka <jh@suse.cz>
6371 * cgraphunit.c: Update toplevel comment.
6372 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6373 (cgraph_analyze_function): Make static.
6374 (cgraph_decide_is_function_needed): Make static.
6375 (cgraph_add_new_function): Use expand_function instead of
6376 rest_of_compilation.
6377 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6378 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6380 (cgraph_inline_p): Remove.
6381 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6382 (init_cgraph): Add comment.
6383 * cgraphbuild.c (record_reference, mark_address, mark_load,
6384 mark_store): Do not call analyze_expr hook.
6385 * cgraph.c: Update toplevel comment.
6386 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6387 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6388 Move fere from cgraphunit.c
6389 (cgraph_mark_force_output_node): Move to cgraph.h
6390 * cgraph.h: Reorder so the comments match the function placement.
6391 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6392 (cgraph_mark_force_output_node): Move here from cgraph.c
6393 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6394 * ipa-inline-transform.c (preserve_function_body_p): New function.
6395 (inline_transform): Update.
6396 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6397 * langhooks.h (lang_hooks_for_callgraph): Remove.
6398 (lang_hooks): Remove callgraph.
6399 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6400 * varpool.c: Remove out of date comment.
6401 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6402 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6404 2012-04-25 Jan Hubicka <jh@suse.cz>
6407 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6408 forward declaration.
6409 (cgraph_finalize_function): Finalize them here.
6410 * symtab.c (dump_symtab): Dump ctors and dtors.
6412 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6415 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6416 larger than maxbits. Don't compute maxbits modulo align.
6417 Also check that unit bytes long store at bitpos / unit * unit
6418 doesn't affect bits beyond bitregion_end.
6419 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6420 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6421 (store_split_bit_field): Decrease unit close to end of bitregion_end
6422 if access is restricted in order to avoid mutual recursion.
6424 PR tree-optimization/53058
6425 * double-int.h (double_int_max_value, double_int_min_value): New
6427 * double-int.c (double_int_max_value, double_int_min_value): New
6429 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6430 or GT_EXPR with double_int_max_value instead of double_int_mask.
6432 2012-04-25 Richard Guenther <rguenther@suse.de>
6434 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6435 * tree-vect-loop.c (vect_transform_loop): Adjust.
6436 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6437 the maximum number of iterations for the epilogue loop.
6438 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6440 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6443 * c-typeck.c (set_nonincremental_init,
6444 set_nonincremental_init_from_string): Pass true instead of false
6445 as IMPLICIT to add_pending_init.
6447 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6449 * c-typeck.c (pop_init_level): Improve diagnostics.
6451 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6453 * compare-elim.c (try_eliminate_compare): Also handle operands with
6454 implicit extensions.
6456 2012-04-25 Alan Modra <amodra@gmail.com>
6458 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6459 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6460 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6461 (no_global_regs_above): Delete.
6462 (no_global_regs): New function.
6463 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6464 value for load multiple test.
6465 (savres_routine_syms): Increase size.
6466 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6467 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6468 rather than a number of boolean flags. Update all callers.
6469 (rs6000_savres_routine_name): Generate vector save/restore names.
6470 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6471 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6472 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6473 and using_store_multiple. Expand uses. Don't always use r11 as
6474 frame reg when needed for out-of-line saves. Set up initial offset
6475 for out-of-line vector saves when buying stack frame. Handle pointer
6476 reg setup for out-of-line fp save. Emit call to out-of-line vector
6477 save function. Choose r11 or r12 for vrsave reg when available for
6479 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6480 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6481 from back-chain to suit out-of-line vector restore functions. Emit
6482 call to out-of-line vector restore function. Adjust register used
6483 for cr restore. Tweak pointer register setup for gpr restore.
6484 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6486 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6487 (V_SAVE_INLINE): Define.
6488 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6490 2012-04-25 Alan Modra <amodra@gmail.com>
6492 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6493 out-of-line save/restore for large frames. Don't disable
6494 out-of-line saves on ABI_AIX when using static chain reg.
6495 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6496 clobber static chain reg, and tweak for out-of-line gpr saves
6499 2012-04-25 Alan Modra <amodra@gmail.com>
6501 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6502 (rs6000_emit_prologue): Use the above to catch register overlap.
6504 2012-04-25 Alan Modra <amodra@gmail.com>
6506 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6507 decl. Move logic selecting update reg to callers. Update all callers.
6508 (rs6000_emit_allocate_stack): Add copy_off param.
6509 (emit_frame_save): Don't handle reg+reg addressing.
6510 (ptr_regno_for_savres): New function, extracted from..
6511 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6512 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6513 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6514 frame offset adjustment for out-of-line save with copy from sp.
6515 Simplify condition controlling whether cr is saved early or
6516 late. Use ptr_regno_for_savres to verify correct reg is set
6517 up for out-of-line saves. Pass the actual pointer reg used to
6518 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6519 function. Rearrange spe vars so code is similar to that
6520 elsewhere in this function. Don't update frame_off when spe
6521 save code will restore r11. Use emit_frame_save for spe and
6522 gpr saves. Consolidate darwin out-of-line gpr setup with that
6523 for other abis. Don't assume frame_offset is zero and frame
6524 reg is sp when setting up altivec reg saves, and calculate
6525 exact offset requirement.
6526 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6527 spe restore code. Consolidate darwin out-of-line gpr setup
6528 with that for other abis.
6530 2012-04-25 Alan Modra <amodra@gmail.com>
6532 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6533 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6535 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6537 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6538 and emit_frame_save calls. Cope with possibly missing note.
6540 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6542 * config/i386/i386.c (build_processor_model_struct): New function.
6543 (make_var_decl): New function.
6544 (fold_builtin_cpu): New function.
6545 (ix86_fold_builtin): New function.
6546 (make_cpu_type_builtin): New function.
6547 (ix86_init_platform_type_builtins): New function.
6548 (ix86_expand_builtin): Expand new builtins by folding them.
6549 (ix86_init_builtins): Make new builtins to detect CPU type.
6550 (TARGET_FOLD_BUILTIN): New macro.
6551 (IX86_BUILTIN_CPU_INIT): New enum value.
6552 (IX86_BUILTIN_CPU_IS): New enum value.
6553 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6554 * config/i386/i386-builtin-types.def: New function type.
6555 * testsuite/gcc.target/builtin_target.c: New testcase.
6556 * doc/extend.texi: Document builtins.
6558 2012-04-24 Olivier Hainque <hainque@adacore.com>
6560 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6561 * toplev.c (process_options): Default to dwarf_version 2.
6562 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6563 and dwarf_version 2.
6565 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6567 * tree-pretty-print.h (default_tree_printer): Do not declare.
6568 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6570 (default_tree_diagnostic_starter): Make static.
6571 (default_tree_printer): Move to here. Make static.
6572 (tree_diagnostics_defaults): New.
6573 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6574 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6575 * toplev.c: Do not include tree-pass.h.
6576 (default_tree_printer): Move from here.
6577 (general_init): Use tree_diagnostics_defaults.
6579 2012-04-24 Chao-ying Fu <fu@mips.com>
6581 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6582 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6583 * config/mips/gnu-user.h
6584 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6585 (GNU_USER_TARGET_LINK_SPEC): New define.
6586 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6587 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6588 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6589 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6590 GNU_USER_TARGET_ENDFILE_SPEC.
6591 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6592 (GNU_USER_TARGET_LINK_SPEC): New define.
6593 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6594 * config/mips/linux-common.h: New file.
6596 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6599 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6600 (altivec_build_resolved_builtin): Call fully_fold_convert.
6602 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6605 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6607 2012-04-24 Richard Guenther <rguenther@suse.de>
6609 PR tree-optimization/53085
6610 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6613 2012-04-24 Richard Guenther <rguenther@suse.de>
6615 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6618 2012-04-24 Jim Meyering <meyering@redhat.com>
6620 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6621 absence of an define_enum call.
6623 2012-04-24 Richard Guenther <rguenther@suse.de>
6625 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6626 the epilogue loop is not re-used as unvectorized version
6627 record the its maximum number of iterations.
6629 2012-04-24 Andrew Pinski <apinski@cavium.com>
6631 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6632 Don't directly use def1/def2.
6634 2012-04-24 Richard Guenther <rguenther@suse.de>
6636 PR tree-optimization/53098
6637 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6640 2012-04-24 Andrew Pinski <apinski@cavium.com>
6643 * tree-ssa-forwprop.c (defcodefor_name): New function.
6644 (simplify_bitwise_binary): Use defcodefor_name instead of manually
6645 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
6646 Simplify "(~X | Y) & X" to "X & Y" and
6647 "(~X & Y) | X" to "X | Y".
6649 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6651 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
6652 validate_change to add clobbers if IN_GROUP is nonzero.
6653 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
6654 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
6656 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
6658 * config/s390/s390.c (insn_invalid_p): Likewise.
6660 2012-04-24 Jakub Jelinek <jakub@redhat.com>
6663 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
6664 (output_addressed_constants): Likewise.
6667 * varasm.c (get_section): Don't ICE for section conflicts with
6668 built-in section kinds.
6670 2012-04-23 DJ Delorie <dj@redhat.com>
6672 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
6673 (LIBSTDCXX): Change to CPP2.
6675 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
6678 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
6681 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
6683 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
6684 (*addsi_2_zext): Ditto.
6685 (*add<mode>_3): Ditto.
6686 (*addsi_3_zext): Ditto.
6687 (*add<mode>_5): Ditto.
6689 2012-04-23 Andrew Pinski <apinski@cavium.com>
6691 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
6692 (C & B) to (A OP0) & B.
6694 2012-04-23 Martin Jambor <mjambor@suse.cz>
6696 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
6697 temporaries created for a bitfield (reverting revision 122014).
6699 2012-04-23 Richard Guenther <rguenther@suse.de>
6701 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
6702 the condition using is_gimple_condexpr and avoid the not necessary
6704 (set_prologue_iterations): Likewise.
6705 (vect_loop_versioning): Likewise.
6707 2012-04-23 Richard Guenther <rguenther@suse.de>
6709 PR tree-optimization/53070
6710 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
6711 (main_tree_if_conversion): Verify we succeeded in that.
6713 2012-04-23 Jan Hubicka <jh@suse.cz>
6715 * lto-symtab.c (lto_cgraph_replace_node): Do not call
6716 mark_reahcable_node.
6717 * cgraph.c (cgraph_remove_node): Do not clear reachable.
6718 (cgraph_mark_reachable_node): Remove.
6719 (cgraph_mark_force_output_node): Do not set reachable.
6720 (dump_cgraph_node): Do not dump reachable.
6721 (cgraph_create_virtual_clone): Do not set reachable.
6722 * cgraph.h (cgraph_node): Remove reachable flag.
6723 (varpool_node): Remove reachable flag.
6724 (cgraph_mark_if_needed): Remove.
6725 (cgraph_mark_reachable_node): Remove.
6726 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
6727 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
6729 (cgraph_add_new_function): Likewise.
6730 (cgraph_mark_if_needed): Remove.
6731 (cgraph_analyze_function): Do not set target as reachable.
6732 (process_function_and_variable_attributes): Do not care about
6734 (cgraph_analyze_functions): Do not set reachable flags.
6735 (cgraph_mark_functions_to_output): Do not check reachability.
6736 (cgraph_copy_node_for_versioning): Do not set reachable flag.
6737 (dbxout_expand_expr): Update.
6738 * c-decl.c (merge_decls): Do not track changed externs.
6739 * ipa.c: Include pointer-set.h
6740 (enqueue_cgraph_node): Use reachable pointer set.
6741 (process_references): Likewise.
6742 (cgraph_remove_unreachable_nodes): Likewise.
6743 (whole_program_function_and_variable_visibility): Do not recompute
6745 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
6747 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
6749 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
6751 2012-04-23 Richard Guenther <rguenther@suse.de>
6754 * c-typeck.c (build_binary_op): Fix typo.
6756 2012-04-23 Jakub Jelinek <jakub@redhat.com>
6758 PR tree-optimizations/52891
6759 * tree-vect-patterns.c (adjust_bool_pattern): Use
6760 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
6761 but with non-standard precision.
6763 2012-04-22 Jan Hubicka <jh@suse.cz>
6765 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
6768 2012-04-22 Jan Hubicka <jh@suse.cz>
6770 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
6771 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6772 mark_load, mark_store): Do not mark varpool nodes as needed.
6773 * cgraph.c (cgraph_new_nodes): Remove.
6774 (cgraph_create_function_alias): Do not mark nodes as reachable.
6775 (cgraph_add_thunk): Likewise.
6776 (cgraph_mark_reachable_node): Do not manage the queue.
6777 * cgraph.h (cgraph_node): Remove next_needed.
6778 (varpool_nodes_queue): Remove next_needed and prev_needed.
6779 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
6780 (cgraph_new_nodes): Declare.
6781 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
6782 (varpool_analyze_pending_decls): Remove.
6783 (varpool_analyze_node): New.
6784 (varpool_mark_needed_node): Remove.
6785 (varpool_first_variable, varpool_next_variable): New inlines.
6786 (varpool_first_static_initializer, varpool_next_static_initializer):
6788 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
6789 (varpool_first_defined_variable): New inline.
6790 (varpool_next_defined_variable): New inline
6791 (FOR_EACH_VARIABLE): Reimplement.
6792 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
6793 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
6795 * cgraphunit.c (cgraph_new_nodes): Declare here.
6796 (enqueue_node): New function.
6797 (cgraph_process_new_functions): update for new
6798 node set; when constructing cgraph enqueue node for processing.
6799 (cgraph_add_new_function): Use new node set.
6800 (process_function_and_variable_attributes): Do not set varpool needed
6802 (referred_to_p): New function.
6803 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
6804 when varpool is in construction.
6805 (cgraph_analyze_functions): Rewrite.
6806 (cgraph_expand_all_functions): Update.
6807 (cgraph_output_in_order): Do not analyze pending decls; do not set
6809 (cgraph_optimize): Do not analyze pending decls.
6810 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
6811 in other partition; do not mark node as needed.
6812 * dwarf2out.c (reference_to_unused): Use analyzed flag.
6813 (premark_types_used_by_global_vars_helper): Likewise.
6814 * ipa.c (process_references): Do not call varpool_mark_needed_node.
6815 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
6817 (function_and_variable_visibility): Do not mark node as needed.
6818 (whole_program_function_and_variable_visibility): Likewise.
6819 * Makefile.in (gt-varpool.h): No longer needed.
6820 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
6821 (ipa_write_summaries): Do not use needed flag.
6822 * varpool.c: Do not include gt-varpool.h
6823 (x_varpool_nodes_queue, x_varpool_last_needed_node,
6824 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
6825 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
6827 (varpool_remove_node): Do not update the lists.
6828 (dump_varpool_node): Do not dump needed flag.
6829 (varpool_enqueue_needed_node): Remove.
6830 (varpool_mark_needed_node): Remove.
6831 (varpool_reset_queue): Remove.
6832 (varpool_finalize_decl): Move to cgraphunit.c
6833 (varpool_analyze_node): New functions based on former
6834 varpool_analyze_pending_decls.
6835 (varpool_analyze_pending_decls): Remove.
6836 (varpool_assemble_decl): Do not update the lists.
6837 (enqueue_node): New function.
6838 (varpool_remove_unreferenced_decls): Rewrite.
6839 (varpool_empty_needed_queue): Remove.
6840 (add_new_static_var): Do not mark node as needed.
6841 (varpool_create_variable_alias): Handle expansion state
6843 * except.c (output_ttype): Do not mark node as needed.
6844 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
6845 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
6847 * tree-switch-conversion.c (build_one_array): Likewise.
6849 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6852 * doc/invoke.texi (pedantic): Rename to Wpedantic.
6853 * common.opt (Wpedantic): New.
6854 (pedantic): Alias Wpedantic.
6855 * diagnostic.c (warning_at): Likewise.
6856 * c-decl.c (diagnose_mismatched_decls): Likewise.
6857 (build_array_declarator): Likewise.
6858 (mark_forward_parm_decls):
6859 (check_bitfield_type_and_width): Likewise.
6860 (grokdeclarator): Likewise.
6861 (grokfield): Likewise.
6862 (finish_struct): Likewise.
6863 (build_enumerator): Likewise.
6864 (store_parm_decls_oldstyle): Likewise.
6865 (declspecs_add_qual): Likewise.
6866 (declspecs_add_type): Likewise.
6867 (finish_declspecs): Likewise.
6868 * c-typeck.c (composite_type): Likewise.
6869 (comp_target_types): Likewise.
6870 (build_array_ref): Likewise.
6871 (pointer_diff): Likewise.
6872 (build_unary_op): Likewise.
6873 (build_conditional_expr): Likewise.
6874 (build_c_cast): Likewise.
6875 (convert_for_assignment): Likewise.
6876 (maybe_warn_string_init): Likewise.
6877 (digest_init): Likewise.
6878 (pop_init_level): Likewise.
6879 (set_init_index): Likewise.
6880 (c_finish_goto_label): Likewise.
6881 (c_finish_return): Likewise.
6882 (do_case): Likewise.
6883 (build_binary_op): Likewise.
6884 * c-parser.c (static): Likewise.
6885 (c_parser_external_declaration): Likewise.
6886 (c_parser_declaration_or_fndef): Likewise.
6887 (c_parser_static_assert_declaration_no_se): Likewise.
6888 (c_parser_enum_specifier): Likewise.
6889 (c_parser_struct_or_union_specifier): Likewise.
6890 (c_parser_struct_declaration): Likewise.
6891 (c_parser_alignas_specifier): Likewise.
6892 (c_parser_braced_init): Likewise.
6893 (c_parser_initelt): Likewise.
6894 (c_parser_compound_statement_nostart): Likewise.
6895 (c_parser_conditional_expression): Likewise.
6896 (c_parser_alignof_expression): Likewise.
6897 (c_parser_postfix_expression): Likewise.
6898 (c_parser_postfix_expression_after_paren_): Likewise.
6899 (c_parser_objc_class_instance_variables): Likewise.
6900 (c_parser_objc_method_definition): Likewise.
6901 (c_parser_objc_methodprotolist): Likewise.
6903 2012-04-22 Ian Lance Taylor <iant@google.com>
6905 * godump.c (go_output_typedef): Dump size of structs.
6907 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
6909 Correcting transform_to_exit_first_loop + fix to PR46886
6910 * tree-parloops.c (transform_to_exit_first_loop): Remove
6911 setting of number of iterations according to the loop pattern.
6912 Duplicate from entry to exit->src instead of loop->latch.
6913 (pallelize_loops): Remove the condition preventing do-while loops.
6914 * tree-cfg.c (bool bb_in_region_p): New.
6915 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
6916 Adjust redirection of the duplicated iteration.
6918 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6921 * rtl.def (ADDRESS): Use "i" rather than "w".
6922 * rtl.h (find_base_term): Delete.
6923 (may_be_sp_based_p): Declare.
6924 * rtl.c (rtx_code_size): Remove ADDRESS special case.
6925 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
6926 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
6928 (find_base_term): Make static.
6929 (may_be_sp_based_p): New function.
6930 * dse.c (record_store): Use it.
6931 * store-motion.c (store_killed_in_insn): Likewise.
6933 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6935 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
6937 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6940 * c-typeck.c (inform_declaration): New.
6941 (build_function_call_vec): Do not pretty-print
6942 expressions when caret is enabled.
6943 (convert_arguments): Use inform_declaration.
6945 2012-04-20 Jim Meyering <meyering@redhat.com>
6947 * genmodes.c (make_complex_modes): Don't truncate a mode name of
6948 length 7 or more when prepending a "C". Suggested by Richard Guenther.
6950 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6952 PR rtl-optimization/44214
6953 * fold-const.c (exact_inverse): New function.
6954 (fold_binary_loc): Fold vector and complex division by constant into
6955 multiply by recripocal with flag_reciprocal_math; fold vector division
6956 by constant into multiply by reciprocal with exact inverse.
6958 2012-04-20 Jan Hubicka <jh@suse.cz>
6960 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
6962 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
6963 (cgraph_remove_node): Update.
6964 (cgraph_mark_needed_node): Remove.
6965 (cgraph_mark_force_output_node): New.
6966 (dump_cgraph_node): Do not dump needed flag.
6967 (cgraph_node_cannot_be_local_p_1): Update.
6968 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
6969 * cgraph.h (symtab_node_base): Add force_output flag.
6970 (cgraph_node): Remove needed flag.
6971 (varpool_node): Remove force_output flag.
6972 (cgraph_mark_needed_node): Remove.
6973 (cgraph_mark_force_output_node): New.
6974 (cgraph_only_called_directly_or_aliased_p,
6975 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
6976 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
6977 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
6978 (cgraph_add_new_function): Update.
6979 (cgraph_mark_if_needed): Update.
6980 (verify_cgraph_node): Update.
6981 (cgraph_analyze_function): Alias target is reachable.
6982 (process_function_and_variable_attributes): Update: externally_visible
6983 flag makes function reachable.
6984 (cgraph_analyze_functions): Update dumping.
6985 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
6986 input_overwrite_node, input_varpool_node): Update streaming.
6987 * lto-streamer-out.c (produce_symtab): Use force_output.
6988 * ipa.c (process_references): Weakrefs must be processed.
6989 (cgraph_remove_unreachable_nodes): Likewise; update for new
6991 (varpool_externally_visible_p): Weakrefs are externally visible
6992 even if they are not.
6993 (function_and_variable_visibility): Update; when processing alias
6994 pair force the targets to be output.
6995 (whole_program_function_and_variable_visility): Use
6996 mark_reachable_node.
6997 * trans-mem.c (ipa_tm_mark_needed_node): Remove
6998 (ipa_tm_mark_force_output_node): New function.
6999 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7000 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7002 * varasm.c (mark_decl_referenced): Update.
7003 (find_decl_and_mark_needed): Remove.
7004 (find_decl): New function.
7005 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7006 alias targets as needed.
7007 (dump_tm_clone_pairs): Update.
7008 * tree-inline.c (copy_bb): Update check.
7009 * symtab.c (dump_symtab_base): Dump force_output.
7010 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7011 * passes.c (execute_todo): Fix dumping.
7012 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7013 (varpool_analyze_pending_decls): Alias target is reachable.
7014 (varpool_create_variable_alias): Finalize weakrefs.
7016 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7019 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7020 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7021 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7022 macros instead of constants.
7023 * dse.c (record_store): Check for SP ADDRESS by comparing
7024 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7025 XEXP to be stack_pointer_rtx.
7027 2012-04-20 Richard Guenther <rguenther@suse.de>
7029 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7030 update_call_from_tree when propagating into a call.
7032 2012-04-20 Alan Modra <amodra@gmail.com>
7034 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7035 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7036 sp_offset to frame_off. Move world save code earlier.
7038 2012-04-20 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/53050
7041 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7042 Do only one transform on COND_EXPRs at the same time.
7044 2012-04-19 Jan Hubicka <jh@suse.cz>
7046 * symtab.c (dump_symtab_base): Revert accidental checkin.
7048 2012-04-20 Alan Modra <amodra@gmail.com>
7051 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7052 static chain, set REST_INLINE_FPRS too.
7054 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7056 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7059 2012-04-20 Richard Guenther <rguenther@suse.de>
7061 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7062 loops that can never run more often than the vectorization factor.
7064 2012-04-19 Jan Hubicka <jh@suse.cz>
7066 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7068 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7070 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7072 2012-04-19 Jim Meyering <meyering@redhat.com>
7074 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7075 We verified above that the string(including trailing NUL) fits in buf,
7078 2012-04-19 Richard Guenther <rguenther@suse.de>
7080 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7081 for dumping DECL_SECTION_NAME.
7083 2012-04-19 Michael Matz <matz@suse.de>
7086 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7087 (struct tree_vector): Adjust GTY length.
7088 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7090 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7092 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7093 caller emitted the length calulation already.
7094 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7095 before handling any of the fields for structs.
7097 2012-04-19 Richard Guenther <rguenther@suse.de>
7099 PR tree-optimization/53031
7100 * tree-vrp.c (adjust_range_with_scev): Revert back to
7101 using max_loop_iterations.
7103 2012-04-19 Michael Matz <matz@suse.de>
7105 * diagnostic.c (emit_diagnostic): Move va_end call after user
7107 (warning, warning_at, pedwarn, permerror): Ditto.
7109 2012-04-19 Richard Guenther <rguenther@suse.de>
7111 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7114 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7117 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7118 the case *(X+const).
7120 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7122 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7124 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7127 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7128 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7130 2012-04-19 Richard Guenther <rguenther@suse.de>
7132 PR rtl-optimization/44688
7133 * loop-iv.c (determine_max_iter): Only return max_iter.
7134 (iv_number_of_iterations): Also use the recorded loop bound
7135 on the maximum number of iterations.
7136 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7137 max_iter to avoid unrolling loops that do not roll.
7138 (decide_unroll_stupid): Likewise.
7140 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7142 * targhooks.c (default_case_values_threshold): Fix code style nit.
7144 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7145 case range and type folding from here...
7146 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7147 type, as documented in tree.def.
7149 2012-04-18 Jan Hubicka <jh@suse.cz>
7151 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7153 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7154 cgraph hash and same comdat groups.
7155 (cgraph_optimize): Verify symbol table.
7156 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7157 (dissolve_same_comdat_group_list): Work on symtab nodes.
7158 (function_and_variable_visibility): Dissolve variable same comdat group
7160 * symtab.c: Include timevar.h
7161 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7163 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7165 * tree-switch-conversion.c (info): Remove global pass info.
7166 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7167 free_temp_arrays, gather_default_values, build_constructors,
7168 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7169 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7170 (process_switch): ... here. Unify message format. Return a const
7171 char pointer to the failure reason message.
7172 (do_switchconv): Unify message format. Update process_switch usage.
7174 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7175 * tree-cfg.c (edge_to_cases): Fix documentation.
7177 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7179 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7181 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7183 PR tree-optimization/52976
7184 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7185 (possibly_move_powi): New function.
7186 (rewrite_expr_tree): Call possibly_move_powi.
7187 (rewrite_expr_tree_parallel): Likewise.
7188 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7189 call add_to_ops_vec instead.
7191 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7193 PR tree-optimization/52976
7194 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7195 (decrement_power): Likewise.
7196 (propagate_op_to_single_use): Likewise.
7197 (zero_one_operation): Handle __builtin_pow* calls in linearized
7198 expression trees; factor logic into propagate_op_to_single_use.
7199 (undistribute_ops_list): Allow operands with repeat counts > 1.
7201 2012-04-18 Richard Guenther <rguenther@suse.de>
7203 PR tree-optimization/44688
7204 * cfgloop.h (record_niter_bound): Declare.
7205 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7206 Update the estimation with the upper bound here...
7207 (estimate_numbers_of_iterations_loop): ... instead of here.
7208 Do not forcefully reset a recorded upper bound.
7209 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7210 Record the maximum number of loop iterations of the prologue loop.
7212 2012-04-18 Jan Hubicka <jh@suse.cz>
7214 * lto-symtab.c (lto_cgraph_replace_node): Update.
7215 * cgraphbuild.c (record_reference, record_type_list,
7216 record_eh_tables, mark_address, mark_load, mark_store): Update.
7217 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7218 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7220 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7221 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7222 * reload.c: Fix typo in comment.
7223 * rtlanal.c: Likewise.
7224 * tree-emultls.c (gen_emutls_addr): Update.
7225 * ipa-reference.c (analyze_function): Update.
7226 * cgraphunit.c (cgraph_analyze_function,
7227 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7229 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7230 (ipa_remove_reference): Likewise.
7231 (ipa_remove_all_refering): Rename to ...
7232 (ipa_remove_all_referring): ... this one; update.
7233 (ipa_dump_references): Update.
7234 (ipa_dump_referring): Update.
7235 (ipa_clone_references): Update.
7236 (ipa_clone_refering): Rename to ...
7237 (ipa_clone_referring): ... this one; update.
7238 (ipa_ref_cannot_lead_to_return): Update.
7239 (ipa_ref_has_aliases_p): Update.
7240 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7242 (ipa_ref_type): Remove.
7243 (ipa_ref_ptr_u): Remove.
7244 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7245 and refered_type; add referring, referred and referred_index.
7246 (ipa_ref_list): Rename refering to referring.
7247 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7248 ipa_clone_references, ipa_clone_referring): Update prototypes.
7249 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7250 (lto_output_ref): Update.
7251 (add_references): Update.
7252 (input_varpool_node): Update.
7253 (input_refs): Update.
7254 * ipa-ref-inline.h (ipa_ref_node): Update.
7255 (ipa_ref_varpool_node): Update.
7256 (ipa_ref_referring_node): Update.
7257 (ipa_ref_referring_varpool_node): Update.
7258 (ipa_ref_referring_ref_list): Update.
7259 (ipa_ref_referred_ref_list): Update.
7260 (ipa_ref_list_first_referring): Update.
7261 (ipa_empty_ref_list): Update.
7262 (ipa_ref_list_refering_iterate): Rename to ...
7263 (ipa_ref_list_referring_iterate): ... this one.
7264 * cse.c: Update comment.
7265 * ipa-utils.c (ipa_reverse_postorder): Update.
7266 * tree-ssa-alias.c: Update.
7267 * ipa-inline.c (reset_edge_caches): Update.
7268 (update_caller_keys): Update.
7269 * ipa-inline.h: Update comments.
7270 * jump.c: Update comment.
7271 * alias.c: Likewise.
7272 * ipa.c (process_references): Update.
7273 (cgraph_remove_unreachable_nodes): Likewise.
7274 (ipa_discover_readonly_nonaddressable_var): Likewise.
7275 (cgraph_address_taken_from_non_vtable_p): Likewise.
7276 * trans-mem.c (ipa_tm_execute): Update.
7277 * simplify-rtx.c: Fix comment.
7278 * rtl.c: Fix comment.
7279 * symtab.c (symtab_unregister_node): Update.
7280 * varpool.c (dump_varpool_node): Update.
7281 (varpool_analyze_pending_decls): Update.
7282 (assemble_aliases): Update.
7283 (varpool_for_node_and_aliases): Update.
7285 2012-04-18 Richard Guenther <rguenther@suse.de>
7287 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7288 use_undefined_p parameter.
7289 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7290 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7292 (estimate_numbers_of_iterations): Likewise.
7293 (estimated_loop_iterations): Adjust.
7294 (max_loop_iterations): Likewise.
7295 (scev_probably_wraps_p): Likewise.
7296 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7297 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7298 not max_loop_iterations.
7299 (execute_vrp): Remove explicit number of iterations estimation.
7301 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7303 * config/i386/linux-common.h: New.
7305 * config.gcc: Add i386/linux-common.h before
7306 all i386/linux.h and i386/linux64.h usages.
7308 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7309 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7310 * config/i386/gnu-user64.h: Likewise.
7312 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7313 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7314 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7315 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7317 2012-04-18 Jan Hubicka <jh@suse.cz>
7319 * cgraph.c (cgraph_node_name): Remove.
7320 (dump_cgraph_node): Use dump_symtab_base; reformat.
7321 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7322 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7324 (cgraph_node_name, varpool_node_name): Remove.
7325 (cgraph_node_asm_name, varpool_node_asm_name,
7326 cgraph_node_name, varpool_node_name): New.
7327 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7328 (TODO_dump_symtab): ... this one.
7329 * ipa-cp (pass_ipa_cp): Update.
7330 * ia-reference.c (generate_summary, read_write_all_from_decl,
7331 propagate, ipa_reference_read_optimization_summary): Update.
7332 * cgraphunit.c (cgraph_analyze_functions): Update.
7333 (cgraph_optimize): Update.
7334 * ipa-ref.c (ipa_dump_references): Update.
7335 (ipa_dump_refering): Update.
7336 * ipa-inline.c (pass_ipa_inline): Update.
7337 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7338 * ipa.c (pass_ipa_function_visibility,
7339 pass_ipa_whole_program_visibility): Update.
7340 * tree-sra.c (pass_early_ipa_sra): Update.
7341 * symtab.c: Include langhooks.h
7342 (symtab_node_asm_name): New.
7343 (symtab_node_name): New.
7344 (symtab_type_names): New static var.
7345 (dump_symtab_base): New.
7346 (dump_symtab_node, dump_symtab): New.
7347 (debug_symtab_node, debug_symtab): New.
7348 * tree-ssa-structalias.c: Dump symbol table.
7349 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7350 of TODO_dump_cgraph.
7351 * varpoo.c (varpool_node_name): Remove.
7352 (dump_varpool_node): Use dump_symtab_base; reformat.
7354 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7356 * doc/invoke.texi (Language Independent Options): @item should be
7359 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7362 * rtl.c (rtx_code_size): Handle ADDRESS.
7364 2012-04-17 Tom de Vries <tom@codesourcery.com>
7366 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7369 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/sync.md (atomic_<code><mode>): Rename to
7373 atomic_<logic><mode>.
7375 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7377 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7378 * alias.c (reg_base_value): Expand and update comment.
7379 (arg_base_value): New variable.
7380 (unique_id): Move up file.
7381 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7382 (find_base_value): Use arg_base_value and known_base_value_p.
7383 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7384 (find_base_term): Use known_base_value_p.
7385 (base_alias_check): Use unique_base_value_p.
7386 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7387 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7389 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7391 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7393 2012-04-17 Michael Matz <matz@suse.de>
7395 PR tree-optimization/18437
7396 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7397 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7398 (vect_check_strided_load): Declare.
7399 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7400 (vect_analyze_data_refs): Use it to accept strided loads.
7401 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7403 2012-04-17 Richard Guenther <rguenther@suse.de>
7406 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7407 loops when redirecting an entry or latch edge.
7409 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7411 * sel-sched.c (sel_global_init): Revert previous change.
7413 2012-04-17 Richard Guenther <rguenther@suse.de>
7415 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7416 * tree.h (array_at_struct_end_p): ... here.
7417 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7418 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7420 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7422 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7423 COST_TABLE): Remove.
7424 (estimate_case_costs): Remove.
7425 (expand_case): Do not call estimate_case_costs
7426 to set use_cost_table.
7427 (balance_case_nodes): Do not use use_cost_table.
7429 2012-04-16 Jan Hubicka <jh@suse.cz>
7431 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7432 (hash_node, eq_node): Remove.
7433 (cgraph_create_node): Do not handle hashtable.
7434 (cgraph_get_node): Remove.
7435 (cgraph_insert_node_to_hashtable): Remove.
7436 (hash_node_by_assembler_name): Remove.
7437 (eq_assembler_name): Remove.
7438 (cgraph_node_for_asm): Rewrite.
7439 (cgraph_find_replacement_node): Break out from ...
7440 (cgraph_remove_node): ... here; do not maintain hashtables.
7441 (change_decl_assembler_name): Remove.
7442 (cgraph_clone_node): Do not maintain hashtables.
7443 * cgraph.h (const_symtab_node): New typedef.
7444 (cgraph_insert_node_to_hashtable): Remove.
7445 (symtab_get_node, symtab_node_for_asm,
7446 symtab_insert_node_to_hashtable): Declare.
7447 (cgraph_find_replacement_node): Declare.
7448 (cgraph_get_node, varpool_get_node): Turn into inlines.
7449 (cgraph, varpool): Work sanely on NULL pointers.
7450 (FOR_EACH_SYMBOL): New walker.
7451 * ipa-inline-transform.c (save_inline_function_body): Use
7452 symtab_insert_node_to_hashtable.
7453 * symtab.c: Include ggc.h and diagnostics.h
7454 (symtab_hash, assembler_name_hash): New static vars;
7455 (hash_node, eq_node, hash_node_by_assembler_name,
7456 eq_assembler_name, insert_to_assembler_name_hash,
7457 unlink_from_assembler_name_hash): New.
7458 (symtab_register_node): Update hashtables.
7459 (symtab_insert_node_to_hashtable): New.
7460 (symtab_unregister_node): Update hashtables.
7461 (symtab_get_node): New.
7462 (symtab_node_for_asm): New.
7463 (change_decl_assembler_name): New.
7464 * Makefile.in (symtab.o): Needs GTY.
7465 * varpool.c (varpool_hash): Remove.
7466 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7467 (varpool_node): Rewrite using varpool_get_node.
7468 (varpool_remove_node): DO not maintain hashtables.
7469 (varpool_node_for_asm): Rewrite.
7471 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7473 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7474 when describing the current behavior of GCC.
7476 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7478 * genemit.c (gen_exp): Remove ADDRESS handling.
7479 * genoutput.c (scan_operands): Likewise.
7480 * genpeep.c (match_rtx): Likewise.
7481 * genrecog.c (add_to_sequence): Likewise.
7483 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7485 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7487 2012-04-16 Martin Jambor <mjambor@suse.cz>
7489 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7492 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7495 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7496 hints for 'A' operand types.
7498 2012-04-16 Jan Hubicka <jh@suse.cz>
7500 * cgraph.h (symtab_node_base): Add next and previous pointers.
7501 (cgraph_node): Remove next and preivous pointers.
7502 (varpool_node): Likewise; remove next/previous GTY marker;
7503 it is not type safe.
7504 (symtab_node_def): Update GTY marker
7505 (x_cgraph_nodes, cgraph_nodes): Remove.
7506 (symtab_nodes): New function.
7507 (cgraph_order): Rename to ...
7508 (symtab_order): ... this one.
7509 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7511 (x_varpool_nodes, varpool_nodes): Remove.
7512 (FOR_EACH_STATIC_VARIABLE): Update.
7513 (symtab_function_p, symtab_variable_p): New function.
7514 (FOR_EACH_VARIABLE): Update.
7515 (varpool_first_variable, varpool_next_variable): New functions.
7516 (FOR_EACH_VARIABLE): Update.
7517 (cgraph_first_defined_function): Update.
7518 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7519 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7520 (cgraph_first_function, cgraph_next_function): New.
7521 (FOR_EACH_FUNCTION): Update.
7522 (cgraph_first_function_with_gimple_body,
7523 cgraph_next_function_with_gimple_body): Update.
7524 * symtab.c: New file.
7525 * cgraph.c: Update copyright dates.
7526 (x_cgraph_nodes, cgraph_order): Remove.
7527 (NEXT_FREE_NODE): Update.
7528 (SET_NEXT_FREE_NODE): New.
7529 (cgraph_create_node_1): Remove common code.
7530 (cgraph_create_node): Remove common code; call symtab_register_node.
7531 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7532 (cgraph_add_asm_node): Update.
7533 (cgraph_clone_node): Register new node.
7534 * cgraphunit.c (process_function_and_variable_attributes): Update.
7535 (cgraph_analyze_functions): Update.
7536 (cgraph_analyze_functions): Update.
7537 (cgraph_output_in_order): Update.
7538 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7540 * ipa-inline.c (recursive_inlining): Update.
7541 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7542 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7543 * Makefile.in: Add symtab.o
7544 * varpool.c (x_varpool_nodes): Remove
7545 (varpool_node): Remove common code; call symtab_register_node.
7546 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7548 2012-04-16 Richard Guenther <rguenther@suse.de>
7551 * tree.h (VECTOR_CST_NELTS): Adjust.
7552 (struct tree_vector): Add explicit length field.
7553 (make_vector_stat): Declare.
7554 (make_vector): Define.
7555 * tree.c (make_vector_stat): New function.
7556 (build_vector_stat): Use it.
7557 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7559 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7561 PR tree-optimization/52976
7562 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7563 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7565 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7567 2012-04-16 Jan Hubicka <jh@suse.cz>
7569 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7571 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7572 walkers to walk cgraph and varpool.
7573 * cgraph.c (cgraph_node_for_asm): Likewise.
7574 (dump_cgraph): Likewise.
7575 * value-prof.c (init_node_map): Likewise.
7576 * tree.c (free_lang_data_in_cgraph): Likewise.
7577 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7578 * ipa-reference.c (generate_summary, propagate): Likewise.
7579 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7580 cgraph_mark_functions_to_output, cgraph_output_in_order,
7581 output_weakrefs, cgraph_materialize_all_clones,
7582 cgraph_optimize): Likewise.
7583 * lto-cgraph.c (merge_profile_summaries): Likewise.
7584 (input_cgraph): Likewise.
7585 * ipa-pure-const.c (generate_summary): Likewise.
7586 (propagate): Likwise.
7587 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7588 (ipa_free_postorder_info): Likewise.
7589 (ipa_reverse_postorder): Likewise.
7590 * ipa-inline.c (ipa_inline): Likewise.
7591 * matrix-reorg.c (find_matrices_decl): Likewise.
7592 (matrix_reorg): Likewise.
7593 * tree-vectorizer.c (increase_alignment): Likewise.
7594 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7595 (function_and_variable_visibility): Likewise.
7596 (whole_program_function_and_variable_visibility): Likewise.
7597 (ipa_cdtor_merge): Likewise.
7598 * trans-mem.c (ipa_tm_execute): Likewise.
7599 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7600 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7601 (ipa_print_all_params): Likewise.
7602 (ipa_update_after_lto_read): Likewise.
7603 * tree-profie.c (tree_profiling): Likewise.
7604 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7605 * passes.c (dump_passes): Likewise.
7606 (do_per_function): Likewise.
7607 (ipa_write_summaries): Likewise.
7608 * varpool.c (dump_varpool): Likewise.
7609 (varpool_node_for_asm): Likewise.
7610 (varpool_assemble_pending_decls): Likewise.
7612 2012-04-16 Richard Guenther <rguenther@suse.de>
7614 PR tree-optimization/52975
7615 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7616 condition but always mark it with TRUTH_NOT_EXPR.
7618 2012-04-16 Richard Guenther <rguenther@suse.de>
7620 PR tree-optimization/52975
7621 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7622 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7623 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7624 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7626 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7628 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7629 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7630 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7631 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7632 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7633 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7634 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7636 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7637 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7638 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7639 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7640 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7641 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7643 (xop_plus): New code iterator.
7644 (macs): New code attribute.
7646 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
7647 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
7649 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
7650 xop_plus code iterator.
7651 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
7652 xop_plus code iterator.
7653 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
7654 xop_plus code iterator.
7655 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
7656 xop_plus code iterator.
7658 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
7659 any_extend code iterator.
7660 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
7661 any_extend code iterator.
7662 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
7663 any_extend code iterator.
7664 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
7665 any_extend code iterator.
7666 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
7667 any_extend code iterator.
7668 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
7669 any_extend code iterator.
7671 2012-04-14 Tom de Vries <tom@codesourcery.com>
7673 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
7674 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
7675 DELETED_LABEL note, and move it to ...
7676 * cfgrtl.c (delete_insn): ... here. Change return type to void.
7677 (delete_insn_and_edges): Likewise.
7678 (delete_insn_chain): Handle new return type of delete_insn. Delete
7679 chain backwards rather than forwards.
7680 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
7682 * cfglayout.c (fixup_reorder_chain): Delete unused label.
7684 2012-04-14 Jan Hubicka <jh@suse.cz>
7686 * cgraph.h: Update copyrights;
7687 (symtab_node): Turn to union typedef.
7688 (symtab_node_base): New structure.
7689 (symtab_type): Add SYMTAB_SYMBOL tag.
7690 (cgraph_node): Annotate some pinters with nested_ptr.
7691 (varpool_node): Likewise.
7692 (cgraph_local_info): Remove lto_file_data
7693 and externally_visible.
7694 (cgraph_node): Remove decl; same_comdat_group list;
7695 aux; ref_list; order; address_taken; reachable_from_other_parittion,
7696 in_other_partition; resolution.
7697 (varpool_node): Remove decl; same_comdat_group;
7698 ref_list; lto_file_data; aux; order; resolution; externally_visible;
7699 used_from_other_partition; in_other_partition.
7700 (symtab_node_def): New union.
7701 (cgraph, varpool): Update.
7702 (varpool_first_static_initializer, varpool_next_static_initializer,
7703 cgraph_only_called_directly_or_aliased_p,
7704 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
7705 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
7706 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
7708 * cgraph.c: Likewise.
7709 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
7710 * cgraphbuild.c: Likewise.
7711 * lto-symtab.c: Likewise.
7712 * c-gimplify.c: Likewise.
7713 * value-prof.c: Likewise.
7715 * ipa-cp.c: Likewise.
7716 * tree-emutls.c: Likewise.
7717 * ipa-inline-transform.c: Likwise.
7718 * ipa-reference.c: Likewise.
7719 * cgraphunit.c: Likewise.
7720 * ipa-ref.c: Likewise.
7721 * lto-cgraph.c: Likewise.
7722 * ipa-ref-inline.h: Likewise.
7723 * ipa-pure-const.c: Likewise.
7724 * lto-streamer-out.c: Likewise.
7725 * ipa-utils.c: Likewise.
7726 * ipa-inline.c: Likewise.
7727 * matrix-reorg.c: Likewise.
7728 * tree-eh.c: Likewise.
7729 * tree-vectorizer.c: Likewise.
7730 * ipa-split.c: Likewise.
7732 * trans-mem.c: Likewise.
7733 * ipa-inline-analysis.c: Likewise.
7734 * gimplify.c: Likewise.
7735 * cfgexpand.c: Likewise.
7736 * tree-sra.c: Likewise.
7737 * ipa-prop.c: Likewise.
7738 * varasm.c: Likewise.
7739 * tree-nested.c: Likewise.
7740 * tree-inline.c: Likewise.
7741 * tree-profile.c: Likewise.
7742 * tree-ssa-structalias.c: Likewise.
7743 * passes.c: Likewise.
7744 * varpool.c: Likewise.
7746 2012-04-14 Tom de Vries <tom@codesourcery.com>
7748 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
7749 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
7750 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
7752 (gsi_advance_fw_nondebug_nonlocal): New function.
7753 (local_def): Removed function.
7754 (same_succ_hash): Use stmt_local_def.
7755 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
7756 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
7758 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
7760 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
7761 and __ILP32__ for x32.
7763 2012-04-13 Martin Jambor <mjambor@suse.cz>
7766 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
7767 fold_ctor_reference returns a zero constant.
7769 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
7771 * config.gcc: Add i386/gnu-user-common.h before all
7772 i386/gnu-user.h and i386/gnu-user64.h usages.
7774 * config/i386/gnu-user-common.h: New.
7776 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
7777 (CC1_SPEC): Likewise.
7778 (ENDFILE_SPEC): Likewise.
7779 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
7780 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
7781 (TARGET_OS_CPP_BUILTINS): Likewise.
7782 (LIBGCC2_HAS_TF_MODE): Likewise.
7783 (LIBGCC2_TF_CEXT): Likewise.
7784 (TF_SIZE): Likewise.
7785 (TARGET_ASM_FILE_END): Likewise.
7786 (STACK_CHECK_MOVING_SP): Likewise.
7787 (STACK_CHECK_STATIC_BUILTIN): Likewise.
7788 * config/i386/gnu-user64.h: Likewise.
7790 2012-04-13 Martin Jambor <mjambor@suse.cz>
7792 * expr.c (expand_expr_real_1): Pass type, not the expression, to
7793 set_mem_attributes for a memory temporary. Do not call the function
7794 for the memory temporary created for a bitfield.
7796 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7799 * df.h (enum debug_temp_where): New.
7800 (dead_debug_init, dead_debug_finish) Declare.
7801 (dead_debug_add, dead_debug_insert_temp): Declare.
7802 (struct dead_debug_use, struct dead_debug): Moved from...
7803 * df-problems.c: ... here.
7804 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
7806 (df_create_unused_note): Likewise.
7807 (df_set_dead_notes_for_mw): Move comment where it belongs.
7808 (dead_debug_init): Export.
7809 (dead_debug_reset_uses): New, factored out of...
7810 (dead_debug_finish): ...this. Export.
7811 (dead_debug_reset): Remove.
7812 (dead_debug_add): Export.
7813 (dead_debug_insert_before): Rename to...
7814 (dead_debug_insert_temp): ... this. Add where argument. Export.
7815 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
7816 Return insertion count.
7817 (df_note_bb_compute): Adjust.
7818 * dce.c (word_dce_process_block): Adjust dead debug uses.
7819 (dce_process_block): Likewise.
7821 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7823 * df-problems.c (df_note_bb_compute): Do not take note of
7824 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
7826 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7829 * var-tracking.c (expand_depth): New type.
7830 (onepart_aux, expand_loc_callback_data): Change depth type to it.
7831 (loc_exp_dep_alloc): Adjust initializer.
7832 (update_depth): Use new type. Add entryvals.
7833 (vt_expand_var_loc_chain): Take note of expansions with
7834 ENTRY_VALUEs, but don't accept them right away. Run an optional
7835 second pass accepting the minimum ENTRY_VALUE count found in the
7837 (vt_expand_loc_callback, INIT_ELCD): Adjust.
7839 2012-04-13 Tom de Vries <tom@codesourcery.com>
7841 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
7842 parameters vuse and vuse_escaped.
7843 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
7844 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
7847 2012-04-13 Richard Guenther <rguenther@suse.de>
7849 PR tree-optimization/52969
7850 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
7851 the condition for the COND_EXPR and handle predicate negation
7852 by swapping the COND_EXPR arms.
7854 2012-04-13 Nick Clifton <nickc@redhat.com>
7856 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
7857 TODO_dump_func flag.
7859 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
7861 PR rtl-optimization/52203
7862 PR rtl-optimization/52715
7864 Revert the 2012-03-07 fix for PR 52203.
7865 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
7866 the insn does not modify DFA right before issuing, adjust
7867 issue_rate accordingly.
7869 2012-04-13 Richard Guenther <rguenther@suse.de>
7872 * c-typeck.c (pointer_diff): Remove bogus assert.
7874 2012-04-13 Richard Guenther <rguenther@suse.de>
7877 * convert.c (convert_to_pointer): Remove special-casing of zero.
7879 2012-04-13 Joey Ye <joey.ye@arm.com>
7881 * config/arm/constraints.md (Pe): New constraint.
7882 * config/arm/arm.md: New split for imm 256-510.
7884 2012-04-13 Terry Guo <terry.guo@arm.com>
7886 * config/arm/arm-cores.def: Added core cortex-m0plus.
7887 * config/arm/arm-tune.md: Regenerated.
7888 * config/arm/arm-tables.opt: Regenerated.
7889 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
7891 2012-04-13 Alan Modra <amodra@gmail.com>
7894 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
7895 tie regs on destination of sets. Delete forward declaration.
7896 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
7897 (rs6000_emit_prologue): Likewise.
7898 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
7900 (is_mem_ref): Use tie_operand to recognise stack ties.
7901 * config/rs6000/predicates.md (tie_operand): New.
7902 * config/rs6000/rs6000.md (restore_stack_block): Generate new
7904 (restore_stack_nonlocal): Likewise.
7905 (stack_tie): Update.
7906 (frame_tie): Delete.
7908 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7910 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
7911 HOST_WIDE_INT_PRINT_DEC in format strings.
7913 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
7916 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
7917 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
7918 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
7919 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
7920 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
7921 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
7922 avx2_permvarv8si using VI4F_256 mode iterator.
7923 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
7924 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
7925 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
7926 gen_avx2_permvarv8sf.
7927 (expand_vec_perm_pshufb): Ditto.
7929 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7932 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
7933 the list of options to enable the FCFID instruction.
7934 (TARGET_EXTRA_BUILTINS): Adjust comment.
7936 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7938 PR tree-optimization/18589
7939 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
7940 (operand_entry): Add count field.
7941 (add_repeat_to_ops_vec): New function.
7942 (completely_remove_stmt): Likewise.
7943 (remove_def_if_absorbed_call): Likewise.
7944 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
7945 (acceptable_pow_call): New function.
7946 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
7947 entries with repeat counts when found.
7948 (repeat_factor_d): New struct and associated typedefs.
7949 (repeat_factor_vec): New static vector variable.
7950 (compare_repeat_factors): New function.
7951 (get_reassoc_pow_ssa_name): Likewise.
7952 (attempt_builtin_powi): Likewise.
7953 (reassociate_bb): Call attempt_builtin_powi.
7954 (fini_reassoc): Two new calls to statistics_counter_event.
7956 2012-04-12 Richard Guenther <rguenther@suse.de>
7958 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
7959 * cgraph.h (tree_rest_of_compilation): Remove.
7960 * cgraph.c (cgraph_add_new_function): Move ...
7961 * cgraphunit.c (cgraph_add_new_function): ... here.
7962 (tree_rest_of_compilation): Make static.
7963 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
7964 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
7965 gate_all_early_local_passes, execute_all_early_local_passes,
7966 pass_early_local_passes, gate_all_early_optimizations,
7967 pass_all_early_optimizations): Move ...
7968 * passes.c (gate_all_optimizations, pass_all_optimizations,
7969 gate_all_early_local_passes, execute_all_early_local_passes,
7970 pass_early_local_passes, gate_all_early_optimizations,
7971 pass_all_early_optimizations): ... here.
7972 * tree-optimize.c (execute_free_datastructures): Remove.
7973 * tree-flow.h (execute_free_datastructures): Remove.
7974 * tree-optimize.c (execute_init_datastructures,
7975 pass_init_datastructures): Move ...
7976 * tree-ssa.c (execute_init_datastructures,
7977 pass_init_datastructures): ... here.
7978 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
7979 execute_free_datastructures.
7981 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
7983 * dbgcnt.def (ira_move): New counter.
7984 * ira-int.h (ira_create_new_reg): Declare function.
7985 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
7986 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
7987 no longer static. All callers changed.
7988 * ira.c: Include "dbgcnt.h".
7989 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
7990 move_unallocated_pseudos): New static functions.
7991 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
7992 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
7993 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
7994 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
7995 to the pseudos generated in find_moveable_pseudos.
7996 * Makefile.in (ira.o): Add $(DBGCNT_H).
7998 2012-04-12 Richard Guenther <rguenther@suse.de>
8000 PR tree-optimization/52943
8001 * tree-chrec.h (chrec_is_positive): Remove.
8002 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8003 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8004 Return false for a constant zero instead of negative.
8005 (analyze_siv_subscript_cst_affine): Handle zero difference
8006 in the initial condition explicitely.
8008 2012-04-12 Richard Guenther <rguenther@suse.de>
8010 * tree-parloops.c (parallelize_loops): Also consult the upper
8011 bound for the number of iterations.
8012 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8013 (loop_prefetch_arrays): Likewise.
8015 2012-04-12 Richard Guenther <rguenther@suse.de>
8017 * cfgloop.h (estimated_loop_iterations_int): Ditch
8018 'conservative' parameter.
8019 (max_stmt_executions_int): Likewise.
8020 (estimated_loop_iterations): Likewise.
8021 (max_stmt_executions): Likewise.
8022 (max_loop_iterations): Declare.
8023 (max_loop_iterations_int): Likewise.
8024 (estimated_stmt_executions): Likewise.
8025 (estimated_stmt_executions_int): Likewise.
8026 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8028 (max_loop_iterations): ... this.
8029 (estimated_loop_iterations_int): Split parts to ...
8030 (max_loop_iterations_int): ... this.
8031 (max_stmt_executions_int): Split parts to ...
8032 (estimated_stmt_executions_int): ... this.
8033 (max_stmt_executions): Split parts to ...
8034 (estimated_stmt_executions): ... this.
8035 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8036 * predict.c (predict_loops): Likewise.
8037 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8038 (analyze_siv_subscript_cst_affine): Likewise.
8039 (compute_overlap_steps_for_affine_1_2): Likewise.
8040 (analyze_subscript_affine_affine): Likewise.
8041 (init_omega_for_ddr_1): Likewise.
8042 * tree-parloops.c (parallelize_loops): Likewise.
8043 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8044 (may_eliminate_iv): Likewise.
8045 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8046 (loop_prefetch_arrays): Likewise.
8047 * tree-vrp.c (adjust_range_with_scev): Likewise.
8049 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8051 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8052 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8054 (dump_table): Use bool type for need_align and have_df variables.
8055 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8056 (regs_used): Remove register modifier.
8057 (barrier_align): Move variables slot, credit, jump_to_next
8058 into if block above for loop. Use bool type for jump_to_next.
8059 (sh_function_arg): Use NULL_RTX instead of 0.
8061 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8063 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8064 (bswapsi2): New expander.
8066 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8068 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8069 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8071 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8073 PR rtl-optimization/52876
8074 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8075 Don't call mark_reg_pointer for incompatible pointer sign extension.
8077 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8080 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8082 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8083 comparisons against TYPE_PRECISION.
8084 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8086 2012-04-11 Xinliang David Li <davidxl@google.com>
8088 * tree-passes.h: Remove TODO_dump_func.
8089 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8090 * trans-mem.c: Remove TODO_dump_func.
8091 * ira.c: Remove TODO_dump_func.
8093 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8095 * config/i386/i386.c (ix86_option_override_internal): Check
8096 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8097 after TARGET_64BIT is updated.
8099 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8101 * config/sh/sh.h: Remove old secondary reload code.
8103 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8105 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8106 (ready_reorder): ... this function.
8108 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8110 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8113 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8114 insns so that no other insn is queued for a time before them.
8116 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8119 2012-04-11 Richard Guenther <rguenther@suse.de>
8122 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8123 consider loop nesting.
8124 (evolution_function_is_univariate_p): Properly check the remainder
8127 2012-04-11 Richard Guenther <rguenther@suse.de>
8130 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8132 2012-04-11 Nick Clifton <nickc@redhat.com>
8134 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8135 information, if requested.
8137 * config/rx/rx.c (rx_expand_prologue): Likewise.
8139 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8140 Michael Matz <matz@suse.de>
8143 * rtlanal.c (unsigned_reg_p): New function.
8144 Update copyright notice dates.
8145 * rtl.h (unsigned_reg_p): Prototype it.
8146 Update copyright notice dates.
8147 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8149 * expr.c (expand_expr_real_1): Set register attributes.
8150 * stmt.c (expand_case): Likewise.
8152 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8155 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8156 consider_sh2a and allow_zero.
8157 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8158 (disp_addr_displacement): New function.
8159 (sh_address_cost): Use disp_addr_displacement function instead
8160 of DISP_ADDR_OFFSET.
8161 (sh_legitimate_address_p): Adapt to changed
8162 sh_legitimate_index_p declaration.
8163 (sh_find_mov_disp_adjust): Remove HImode check.
8164 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8165 disp_addr_displacement and max_mov_insn_displacement.
8166 (max_mov_insn_displacement): Remove HImode check.
8167 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8168 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8169 * config/sh/constraints.md (K05, K13): New constraints.
8170 (K12): Correct comment.
8171 (Sdd): Do not use DISP_ADDR_P macro.
8172 (Snd, Sbw): Use satisfies_constraint_Sdd.
8173 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8174 (*extendhisi2_compact, movhi_i): Remove.
8175 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8176 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8177 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8178 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8179 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8180 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8181 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8183 Add new peepholes for HImode displacement addressing.
8185 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8187 * config/sh/sh.h (SIDI_OFF): Remove.
8188 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8189 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8192 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8195 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8196 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8197 * doc/md.texi (Standard Names): Add bswap.
8198 * builtin-types.def (BT_UINT16): New primitive type.
8199 (BT_FN_UINT16_UINT16): New function type.
8200 * builtins.def (BUILT_IN_BSWAP16): New.
8201 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8202 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8203 expand_builtin_bswap.
8204 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8205 (fold_builtin_1): Likewise.
8206 (is_inexpensive_builtin): Likewise.
8207 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8208 missing bits for bswap to libcall code.
8209 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8210 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8211 (uint16_type_node): New define.
8212 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8213 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8215 (rs6000_init_builtins): Likewise.
8216 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8218 2012-04-11 Tristan Gingold <gingold@adacore.com>
8220 * doc/extend.texi (Type Attributes): Move paragraph.
8222 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8225 * diagnostic.h (show_caret): Declare.
8226 (caret_max_width): Declare.
8227 (diagnostic_show_locus): Declare.
8228 * diagnostic.c (diagnostic_initialize): Initialize to false.
8229 (diagnostic_show_locus): New.
8230 (diagnostic_report_diagnostic): Call it.
8231 (getenv_columns): New.
8233 (diagnostic_set_caret_max_width): New.
8234 * input.c (read_line): New.
8235 (location_get_source_line): New.
8236 * input.h (location_get_source_line): Declare.
8237 * toplev.c (general_init): Initialize show_caret from options.
8238 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8239 * opts.c (common_handle_option): Likewise.
8240 * pretty-print.h (pp_get_prefix): New.
8241 (pp_base_get_prefix): New.
8242 * common.opt (fdiagnostics-show-caret): New option.
8243 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8245 2012-04-11 Richard Guenther <rguenther@suse.de>
8247 PR rtl-optimization/52881
8248 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8250 2012-04-11 Richard Guenther <rguenther@suse.de>
8252 PR tree-optimization/52912
8253 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8254 manipulation code we are threading through a loop header
8255 to an exit destination.
8257 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8259 * tree.h (warn_if_unused_value): Move declaration from here.
8260 * stmt.c (warn_if_unused_value): Move definition from here.
8262 2012-04-10 Michael Matz <matz@suse.de>
8264 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8266 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8267 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8268 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8269 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8270 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8271 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8272 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8273 (vect_record_strided_load_vectors): Rename to
8274 vect_record_grouped_load_vectors.
8275 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8276 Rename use of above macros.
8277 (vect_verify_datarefs_alignment): Ditto.
8278 (vector_alignment_reachable_p): Ditto.
8279 (vect_peeling_hash_get_lowest_cost): Ditto.
8280 (vect_enhance_data_refs_alignment): Ditto.
8281 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8282 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8283 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8284 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8285 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8286 (vect_record_strided_load_vectors): Rename to
8287 vect_record_grouped_load_vectors.
8288 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8289 (destroy_loop_vec_info): Ditto.
8290 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8291 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8292 (vect_analyze_slp): Ditto.
8293 (new_bb_vec_info): Ditto.
8294 (destroy_bb_vec_info): Ditto.
8295 (vect_schedule_slp_instance): Ditto and rename strided_store to
8297 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8298 vect_cost_group_size.
8299 (vect_model_store_cost): Rename use of above macros and call
8300 to vect_cost_strided_group_size.
8301 (vect_model_load_cost): Ditto.
8302 (vectorizable_store): Ditto, rename strided_store to grouped_store
8303 and calls to renamed tree-vectorizer.h functions.
8304 (vectorizable_load): Ditto.
8305 (vect_transform_stmt): Rename use of above macros and strided_store
8308 2012-04-10 Jan Hubicka <jh@suse.cz>
8310 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8311 (symtab_type): New enum.
8312 (symtab_node): New structure.
8313 (cgraph_node, varpool_node): Add symbol base type.
8314 (cgraph, varpool): New accestor functions.
8315 * cgraph.c (cgraph_create_node_1): Set symbol type.
8316 * varpool.c (varpool_node): Set symbol type.
8318 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8319 Richard Sandiford <rdsandiford@googlemail.com>
8321 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8323 2012-04-10 Richard Guenther <rguenther@suse.de>
8326 * gimple-low.c (gimple_check_call_args): Properly account for
8327 compatible aggregate types.
8329 2012-04-10 Richard Guenther <rguenther@suse.de>
8331 * toplev.h (tree_rest_of_compilation): Remove.
8332 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8333 * cgraph.h (tree_rest_of_compilation): Declare.
8334 * tree-optimize.c (tree_rest_of_compilation): Move ...
8335 * cgraphunit.c (tree_rest_of_compilation): ... here.
8336 * cgraph.c (cgraph_add_new_function): Adjust.
8337 * Makefile.in (tree-optimize.o): Adjust.
8338 (cgraphunit.o): Likewise.
8340 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8342 PR tree-optimization/52870
8343 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8344 presumed pattern statement is within the same loop or basic block.
8346 2012-04-10 Tristan Gingold <gingold@adacore.com>
8348 * gengtype.c (main): Make uintptr_t a known type.
8350 2012-04-10 Richard Guenther <rguenther@suse.de>
8352 * tree-pass.h (tree_lowering_passes): Remove.
8353 * tree-optimize.c (tree_lowering_passes): Remove.
8354 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8355 of tree_lowering_passes, avoid redundant call of early local passes.
8356 * cgraphunit.c (cgraph_lower_function): Fold into ...
8357 (cgraph_analyze_function): ... its single caller. Inline
8358 relevant parts of tree_lowering_passes.
8360 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8363 * config/pa/pa.opt: Remove SIO and GNU_LD.
8365 2012-04-09 Jan Hubicka <jh@suse.cz>
8370 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8371 boundary, add its target too.
8372 * lto.c (add_references_to_partition): Add also aliased nodes.
8373 (add_cgraph_node_to_partition,
8374 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8375 when adding alias, add also the aliased object.
8377 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8380 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8381 VOIDmode immediate operands.
8382 * config/i386/constraints.md (Wz): New constraint.
8383 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8385 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8388 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8389 the DECL generated for the special GOT helper.
8391 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8393 * config/sh/constraints.md: Update list of constraints in
8395 (Sr0): Remove unused memory constraint.
8397 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8399 * tree-pretty-print.h: Update comment.
8401 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8403 * config/sh/sh.md: Use braced string notation where applicable.
8404 (*prefetch_i4, prefetch_m2a): Merge into ...
8405 (*prefetch): ... this new insn.
8407 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8409 * config/sh/sh.h (high_life_started): Remove
8410 * config/sh/predicates.md (general_movdst_operand): Use
8411 'reload_in_progress' instead of 'high_life_started'.
8412 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8413 divsi_inv_fp): Likewise.
8415 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8417 * config/sh/sh-protos.h (prepare_move_operands): Return void
8419 * config/sh/sh.c (prepare_move_operands): Likewise.
8420 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8422 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8424 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8425 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8426 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8427 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8428 commutative_float_operator, noncommutative_float_operator,
8429 sh_handle_pragma): Remove.
8431 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8433 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8434 Use @option markup on command-line options. Use @samp markup on
8435 literal keywords to options. Use @code markup on code fragments.
8436 Use other markup in preference to quotation marks in the text.
8437 Add markup to some passages without any.
8439 2012-04-06 Mike Stump <mikestump@comcast.net>
8441 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8443 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8445 * config/sh/sh.c (hi_const): Remove.
8446 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8449 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8451 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8453 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8454 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8455 calling sh_expand_t_scc.
8457 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8459 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8460 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8461 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8462 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8463 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8464 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8465 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8466 sh2a_is_function_vector_call): Use bool as return type.
8467 (sh_pass_in_reg_p): Remove.
8468 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8469 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8470 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8471 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8472 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8473 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8474 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8475 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8476 sh_loads_bankedreg_p): Use bool as return type.
8477 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8478 'register' modifier.
8480 2012-04-06 Matt Turner <mattst88@gmail.com>
8482 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8484 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8486 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8487 of the destination isn't also a FP_REGS register.
8489 2012-04-05 Teresa Johnson <tejohnson@google.com>
8490 H.J. Lu <hongjiu.lu@intel.com>
8492 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8493 * config/i386/i386.md (move immediate to memory peephole2):
8494 Add cases for HImode move when LCP stall avoidance is needed.
8495 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8496 X86_TUNE_LCP_STALL entry.
8498 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8501 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8502 CONST_INT operands, zero-extended with AND.
8504 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8507 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8508 first argument instead of mode size. Move displacement calculations
8510 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8511 ... these new functions.
8512 (disp_adjust): Remove max_mov_disp field.
8513 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8514 mov_insn_alignment_mask.
8515 (sh_address_cost): Use max_mov_insn_displacement.
8517 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8519 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8520 (arch_enabled): Handle new arch types.
8521 (one_cmpldi2): Add NEON support.
8523 2012-04-05 Richard Guenther <rguenther@suse.de>
8525 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8526 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8527 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8528 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8529 ... here and make static.
8530 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8533 2012-04-05 Richard Guenther <rguenther@suse.de>
8535 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8536 basic-block before removing it.
8538 2012-04-05 Richard Guenther <rguenther@suse.de>
8540 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8541 version namespace as we release the freelist.
8543 2012-04-05 Richard Guenther <rguenther@suse.de>
8545 * tree-nrv.c (tree_nrv): Release VDEFs.
8546 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8547 (sra_modify_assign): Likewise.
8548 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8549 * tree-vect-loop.c (vect_transform_loop): Likewise.
8550 * tree-ssa-dom.c (optimize_stmt): Likewise.
8551 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8552 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8554 2012-04-05 Richard Guenther <rguenther@suse.de>
8556 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8558 * gimple.h (gsi_remove): Adjust.
8559 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8560 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8561 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8562 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8563 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8564 * tree-ssa-pre.c (eliminate): Likewise.
8566 2012-04-04 Mike Stump <mikestump@comcast.net>
8568 * doc/rtl.texi (const_double): Document as sign-extending.
8569 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8570 * emit-rtl.c (immed_double_int_const): Refine to state the
8572 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8573 CONST_DOUBLE integers.
8574 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8575 negative values are converted. Fix conversions bigger than
8576 HOST_BITS_PER_WIDE_INT.
8577 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8578 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8579 * explow.c (plus_constant_mode): Add.
8580 (plus_constant): Implement with plus_constant_mode.
8581 * rtl.h (plus_constant_mode): Add.
8583 2012-04-04 Richard Guenther <rguenther@suse.de>
8585 PR tree-optimization/52808
8586 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8587 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8589 2012-04-04 Tristan Gingold <gingold@adacore.com>
8591 * expr.c (expand_expr_real_2): Handle larger sizetype in
8594 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8596 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8597 to m2a-single instead of m2e.
8599 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8601 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8602 Change type of BITOFFSET to signed. Make sure the lower bound of
8603 the computed range is non-negative by adjusting OFFSET and BITPOS.
8604 (expand_assignment): Adjust call to get_bit_range.
8606 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8608 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8609 New function. Added to check monitor functions.
8610 (h8300_option_override): Modified to generate error/warning
8611 messages for invalid combinations of different command line
8613 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8614 save EXR on stack for monitor function in case of H8S target
8615 when "-mno-exr" is passed.
8616 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8618 * doc/invoke.texi: Document H8S options.
8620 2012-04-03 Tristan Gingold <gingold@adacore.com>
8622 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8623 of gcc_AC_FUNC_MMAP_BLACKLIST.
8624 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8625 * Makefile.in (aclocal_deps): Add mmap.m4.
8626 * configure: Regenerate.
8627 * aclocal.m4: Regenerate.
8629 2012-04-03 Richard Guenther <rguenther@suse.de>
8631 PR tree-optimization/52808
8632 * tracer.c (tail_duplicate): Return whether we have duplicated
8634 (tracer): If we have duplicated any block, cleanup the CFG.
8635 * cfghooks.c (duplicate_block): If we duplicated a loop
8636 header but not its loop, destroy the loop because it now has
8638 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8639 the cfg manipulation routines we are not creating a multiple
8642 2012-04-03 Tristan Gingold <gingold@adacore.com>
8644 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
8646 (vms_c_common_override_options): Allow parameterless variadic
8649 2012-04-03 Jakub Jelinek <jakub@redhat.com>
8651 PR tree-optimization/52835
8652 * tree-data-ref.c (build_rdg): Return NULL if
8653 compute_data_dependences_for_loop failed.
8655 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8657 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
8658 for REAL_CST as well.
8659 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
8660 In the bitfield case, if the value is a REAL_CST, convert it first to
8663 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
8665 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
8666 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
8667 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
8669 * config/i386/biarchx32.h: New.
8671 2012-04-02 Anatoly Sokolov <aesok@post.ru>
8673 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
8674 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8675 (arm_preferred_reload_class): New function.
8677 2012-04-02 Richard Guenther <rguenther@suse.de>
8679 PR tree-optimization/52756
8680 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
8681 (thread_through_loop_header): After threading through the loop latch
8682 remove the split part from the loop and clear further threading
8683 opportunities that would create a multiple entry loop.
8685 2012-04-02 Richard Guenther <rguenther@suse.de>
8687 PR rtl-optimization/52800
8688 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
8689 CLEANUP_CFG_CHANGED.
8691 2012-04-02 Richard Guenther <rguenther@suse.de>
8694 * loop-init.c (gate_handle_loop2): Destroy loops here if
8695 we don't enter RTL loop optimizers.
8697 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
8700 2012-03-29 Richard Guenther <rguenther@suse.de>
8702 * rtl.h (extended_count): Remove.
8703 * combine.c (extended_count): Remove.
8705 2012-04-02 Dodji Seketeli <dodji@redhat.com>
8708 * pt.c (more_specialized_fn): Don't apply decay conversion to
8709 types of function parameters.
8711 2012-04-02 Tristan Gingold <gingold@adacore.com>
8713 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
8714 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
8715 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
8716 (ggc_pch_this_base): Use uintptr_t instead of size_t.
8718 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
8721 * config/i386/i386.c (ix86_option_override_internal): Don't
8722 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
8724 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
8726 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
8727 (stmt_can_make_abnormal_goto): Use it.
8728 (is_ctrl_altering_stmt): Likewise.
8730 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
8731 Kaz Kojima <kkojima@gcc.gnu.org>
8733 * config/sh/sh.c (push_regs): Skip banked registers when
8734 resbank attribute is specified.
8735 (sh_expand_epilogue): Likewise.
8737 2012-03-30 Richard Henderson <rth@redhat.com>
8740 * combine-stack-adj.c (prev_active_insn_bb): New.
8741 (next_active_insn_bb): New.
8742 (force_move_args_size_note): New.
8743 (combine_stack_adjustments_for_block): Use it.
8745 2012-03-30 Richard Henderson <rth@redhat.com>
8747 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
8748 (ix86_expand_vector_init_duplicate): Initialize it.
8749 (expand_vec_perm_palignr): Likewise.
8750 (ix86_expand_vec_perm_const): Likewise.
8751 (ix86_vectorize_vec_perm_const_ok): Likewise.
8752 (expand_vec_perm_blend): Use it.
8753 (expand_vec_perm_vpermil): Likewise.
8754 (expand_vec_perm_pshufb): Likewise.
8755 (expand_vec_perm_1): Likewise.
8756 (expand_vec_perm_pshuflw_pshufhw): Likewise.
8757 (expand_vec_perm_interleave2): Likewise.
8758 (expand_vec_perm_vpermq_perm_1): Likewise.
8759 (expand_vec_perm_vperm2f128): Likewise.
8760 (expand_vec_perm_interleave3): Likewise.
8761 (expand_vec_perm_vperm2f128_vblend): Likewise.
8762 (expand_vec_perm_vpshufb2_vpermq): Likewise.
8763 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
8764 (expand_vec_perm_broadcast): Likewise.
8765 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
8767 2012-03-30 Richard Henderson <rth@redhat.com>
8769 * dwarf2out.c (gen_variable_die): Initialize off.
8771 2012-03-30 Tristan Gingold <gingold@adacore.com>
8773 * config/vms/vms-f.c: New file.
8774 * config/vms/t-vms (vms-f.o): New rule.
8775 * config.gcc (*-*-*vms*): Define fortran_target_objs.
8777 2012-03-30 Richard Guenther <rguenther@suse.de>
8779 PR tree-optimization/52754
8780 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8781 propagate arbitrary addresses into really plain dereferences.
8783 2012-03-30 Richard Guenther <rguenther@suse.de>
8786 * except.c (emit_to_new_bb_before): Move loop updating ...
8787 (dw2_build_landing_pads): ... here. Use a proper block for
8788 querying the loop father.
8790 2012-03-30 Tristan Gingold <gingold@adacore.com>
8792 * config/ia64/ia64.c (ia64_section_type_flags): Remove
8793 common_object attribute handling.
8794 (SECTION_VMS_OVERLAY): Remove
8795 (ia64_vms_common_object_attribute): Replace abort with an assert.
8796 Do not set DECL_SECTION_NAME.
8797 (ia64_vms_output_aligned_decl_common): Handle common_object
8799 (ia64_vms_elf_asm_named_section): Remove.
8800 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
8802 2012-03-30 Richard Guenther <rguenther@suse.de>
8805 * double-int.c (rshift_double): Remove not needed cast.
8807 2012-03-30 Richard Guenther <rguenther@suse.de>
8809 * tree-affine.h (print_aff): Remove.
8810 * tree-affine.c (print_aff): Make static.
8811 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
8812 (get_references_in_stmt): Likewise.
8813 (print_direction_vector): Likewise.
8814 (print_dir_vectors): Likewise.
8815 (print_dist_vectors): Likewise.
8816 (dump_subscript): Likewise.
8817 (dump_ddrs): Likewise.
8818 (dump_dist_dir_vectors): Likewise.
8819 (dump_data_references): Likewise.
8820 (dump_data_dependence_relation): Likewise.
8821 (dump_data_dependence_direction): Likewise.
8822 (dump_rdg_vertex): Likewise.
8823 (dump_rdg_component): Likewise.
8824 (debug_ddrs): Declare.
8825 (struct data_ref_loc_d): Move ...
8826 * tree-data-ref.c (struct data_ref_loc_d): ... here.
8827 (get_references_in_stmt): Make static.
8828 (dump_data_references): Likewise.
8829 (dump_subscript): Likewise.
8830 (print_direction_vector): Likewise.
8831 (print_dir_vectors): Likewise.
8832 (print_dist_vectors): Likewise.
8833 (dump_data_dependence_relation): Likewise.
8834 (dump_dist_dir_vectors): Likewise.
8835 (dump_ddrs): Likewise.
8836 (dump_rdg_vertex): Likewise.
8837 (dump_rdg_component): Likewise.
8838 (debug_ddrs): New function.
8839 (access_matrix_get_index_for_parameter): Remove.
8841 2012-03-30 Tristan Gingold <gingold@adacore.com>
8843 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
8844 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
8845 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
8846 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
8847 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
8848 (vms_patch_builtins): Handle new flags
8849 * config/vms/vms-crtlmap.map: Completed using nm on
8850 c and math system libraries.
8851 * config/vms/make-crtlmap.awk: Handle any number of flags.
8853 2012-03-30 Martin Jambor <mjambor@suse.cz>
8855 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
8856 is a builtin_stack_save in a dominating BB.
8858 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
8860 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
8861 crossing 128bit lane boundary.
8863 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
8865 * ira-color.c (setup_left_conflict_sizes_p): Process all
8866 conflicting objects.
8868 2012-03-29 Jakub Jelinek <jakub@redhat.com>
8870 PR tree-optimization/52760
8871 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
8872 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
8874 2012-03-29 Richard Guenther <rguenther@suse.de>
8876 * cgraph.h (cgraph_materialize_all_clones): Remove.
8877 (reset_inline_failed): Likewise.
8878 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
8879 * cgraphbuild.c (reset_inline_failed): Remove.
8880 * rtl.h (cse_main): Remove.
8881 (extended_count): Likewise.
8882 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
8883 (cse_main): Make static.
8884 * combine.c (extended_count): Remove.
8885 (dump_combine_stats): Mark as DEBUG_FUNCTION.
8886 * basic-block.h (reorder_basic_blocks): Remove.
8887 * bb-reorder.c (reorder_basic_blocks): Make static.
8888 * Makefile.in (dse.o): Remove dse.h dependency.
8890 * dse.c (gate_dse): Remove.
8891 (clear_alias_mode_eq): Likewise.
8892 (clear_alias_mode_hash): Likewise.
8893 (dse_record_singleton_alias_set): Likewise.
8894 (dse_invalidate_singleton_alias_set): Likewise.
8896 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
8898 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
8899 crtbegin_so%O%s for -shared.
8900 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
8902 2012-03-29 Richard Guenther <rguenther@suse.de>
8904 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
8905 (add_to_value): Remove.
8906 (print_value_expressions): Likewise.
8907 * tree-ssa-pre.c (add_to_value): Make static.
8908 (print_value_expressions): Likewise.
8909 * gimple.h (gimple_adjust_this_by_delta): Remove.
8910 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
8912 2012-03-29 Richard Guenther <rguenther@suse.de>
8915 * double-int.h (rshift_double): Remove.
8916 * double-int.c (lshift_double): Use absu_hwi to make count positive.
8917 (rshift_double): Make static, take unsigned count argument,
8918 remove handling of negative count argument.
8919 (double_int_rshift): Dispatch to lshift_double.
8921 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
8923 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
8926 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
8927 (SPEC_X32): Likewise.
8928 (MULTILIB_DEFAULTS): Likewise.
8930 * config/i386/i386.c (isa_opts): Remove -m64.
8931 (ix86_target_string): Properly handle -m32/-m64/-mx32.
8932 (ix86_option_override_internal): Properly
8933 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
8934 handle -m32, -m64 and -mx32.
8936 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
8937 with OPTION_ABI_X32. Moved after TARGET_LP64.
8938 (TARGET_LP64): Changed to OPTION_ABI_64.
8940 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
8941 (mx32): Replace ISA_X32 with ABI_X32.
8943 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
8945 * tree.c (tree_size) <VECTOR_CST>: New case.
8947 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
8949 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
8950 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
8952 2012-03-28 Jakub Jelinek <jakub@redhat.com>
8955 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
8956 __builtin_va_start to __builtin_next_arg if the latter is
8957 builtin_decl_explicit_p rather than when it is not.
8960 * tree-vect-generic.c (vector_element): Perform multiplication
8961 for pos in bitsizetype type instead of idx type.
8963 2012-03-28 Richard Guenther <rguenther@suse.de>
8965 * loop-init.c (loop_optimizer_init): If loops are preserved
8966 perform incremental initialization of required loop features.
8967 (loop_optimizer_finalize): If loops are to be preserved only
8968 clean up optional loop features.
8969 (rtl_loop_done): Forcefully free loops here.
8970 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
8971 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
8973 (construct_init_block): Likewise.
8974 (construct_exit_block): Likewise.
8975 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
8976 the CFG after expanding.
8977 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
8978 If we needed to calculate them, free them afterwards.
8979 * tree-pass.h (PROP_loops): New define.
8980 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
8981 * basic-block.h (CLEANUP_CFG_CHANGED): New.
8982 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
8983 (cleanup_cfg): If we did something and have loops around, fix them up.
8984 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
8985 with CLEANUP_CFG_CHANGED.
8986 * cfghooks.c (merge_blocks): If we merge a loop header into
8987 its predecessor, update the loop structure.
8988 (duplicate_block): If we copy a loop latch, adjust loop state
8989 to note we may have multiple latches.
8990 (delete_basic_block): Mark loops for fixup if we remove a loop.
8991 * cfganal.c (forwarder_block_p): Protect loop latches, headers
8993 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
8994 (cfg_layout_can_merge_blocks_p): Likewise.
8995 * cprop.c (bypass_block): If we create a loop with multiple
8996 entries, mark it for removal.
8997 * except.c (emit_to_new_bb_before): Add the new basic-block
8999 * tree-eh.c (lower_resx): Likewise.
9000 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9001 (expand_omp_taskreg): Likewise.
9002 * tree-inline.c (initialize_cfun): Likewise.
9003 * tree-mudflap.c (add_bb_to_loop): Prototype.
9004 (mf_build_check_statement_for): Properly add new basic-blocks
9006 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9007 if we remove a loop.
9008 (thread_through_loop_header): Likewise.
9009 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9010 new basic-blocks to existing loops.
9011 (expand_transaction): Likewise.
9012 * Makefile.in (except.o): Add $(CFGLOOP_H).
9014 (cgraph.o): Likewise.
9015 (cprop.o): Likewise.
9016 (cfgexpand.o): Likewise.
9017 (cfganal.o): Likewise.
9018 (trans-mem.o): Likewise.
9019 (tree-eh.o): Likewise.
9021 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9024 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9025 (avr_builtin_decl): New static function.
9026 (struct avr_builtin_description, avr_bdesc): Move up.
9027 Add GTY marker. Add field fndecl. Remove redundant field id.
9028 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9029 (avr_expand_builtin): Code cleanup because .id is removed.
9031 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9034 * config.gcc (tm_file): Remove avr/multilib.h.
9036 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9038 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9039 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9040 * config/avr/t-avr: Remove generation of multilib.h.
9041 * config/avr/t-multilib: Regenerate.
9042 * config/avr/multilib.h: Remove.
9043 * config/avr/avr.opt (-msp8): New option.
9044 (avr_sp8): New variable.
9045 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9046 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9047 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9048 (avr_device_to_sp8): New prototype.
9049 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9050 (DRIVER_SELF_SPECS): New define.
9051 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9052 __AVR_SP8__, __AVR_HAVE_SPH__.
9053 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9054 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9055 (avr_file_start): Ditto.
9057 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9060 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9061 instead of 8 in adjust_address.
9063 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9066 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9069 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9072 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9073 Rearrange conditional logic. Move displacement address calculations
9075 (sh_find_mov_disp_adjust): ... this new function.
9077 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9079 * config/arm/arm.opt (mapcs): Remove MaskExists.
9080 * config/cris/linux.opt (mno-gotplt): Likewise.
9081 * config/i386/i386.opt (mhard-float): Likewise.
9083 (mno-sse4): Likewise.
9084 * config/m68k/m68k.opt (mhard-float): Likewise.
9085 * config/mep/mep.op (mcop32): Likewise.
9086 * config/pa/pa-hpux.opt (msio): Likewise.
9087 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9088 * config/picochip/picochip.opt (mlittle): Likewise.
9089 * config/sh/sh.opt (mrenesas): Likewise.
9090 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9091 * config/sparc/sparc.opt (mhard-float): Likewise.
9092 * config/v850/v850.opt (mv850es): Likewise.
9093 * config/vax/vax.opt (mg-float): Likewise.
9095 2012-03-27 Martin Jambor <mjambor@suse.cz>
9098 * tree-sra.c (sra_modify_assign): Do not call
9099 load_assign_lhs_subreplacements when working with an unscalarizable
9102 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9105 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9107 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9108 * config/i386/i386.c: Include reload.h.
9109 (ix86_legitimize_reload_address): New function.
9111 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9113 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9114 hasn't been allocated. Define a target macro for Mask and
9115 InverseMask if it hasn't been defined. Remove MaskExists handling.
9117 * doc/options.texi: Remove MaskExists.
9119 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9122 * config/sh/sh.c (find_barrier): Add equality check of last_got
9123 to avoid going above orig insn. Update comments.
9125 2012-03-27 Richard Guenther <rguenther@suse.de>
9128 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9131 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9133 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9134 of a unit before computing the offset in units.
9135 * expr.c (get_bit_range): Return the null range if the enclosing record
9136 is part of a larger bit field.
9138 2012-03-27 Tristan Gingold <gingold@adacore.com>
9140 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9141 * config/ia64/ia64.md: Remove mode in template.
9142 Sign extend operand in expand_simple_binop.
9143 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9144 CASE_VECTOR_MODE instead of TARGET_ILP32.
9145 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9147 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9149 * varasm.c (assemble_external): #if 0 out the new assert from the
9150 previous commit, it breaks the Java and Go front ends.
9152 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9154 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9155 * expr.c (emit_block_move_libcall_fn): Likewise.
9156 (clear_storage_libcall_fn): Likewise.
9157 (expand_expr_addr_expr_1): Likewise.
9158 (expand_expr_real_1): Likewise.
9159 * calls.c (rtx_for_function_call): Likewise.
9161 * varasm.c (assemble_external): Assert this function is only called
9162 during or after expanding to RTL.
9164 2012-03-26 Martin Jambor <mjambor@suse.cz>
9166 PR tree-optimization/50052
9167 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9168 (tree_non_aligned_mem_for_access_p): Likewise.
9169 (build_accesses_from_assign): Removed strict alignment requirements
9171 (access_precludes_ipa_sra_p): Likewise.
9173 2012-03-26 Richard Guenther <rguenther@suse.de>
9175 PR tree-optimization/52701
9176 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9177 compute and set the evolution part of PHI nodes.
9179 2012-03-26 Richard Guenther <rguenther@suse.de>
9181 PR tree-optimization/52721
9182 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9184 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9186 PR tree-optimization/52686
9187 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9190 2012-03-26 Tristan Gingold <gingold@adacore.com>
9192 * config/alpha/vms.h (LINK_SPEC): Simplify.
9193 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9194 (NAME__MAIN, SYMBOL__MAIN): Remove.
9195 (VMS_DEBUG_MAIN_POINTER): Remove.
9196 * config/ia64/vms.h: Likewise.
9197 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9198 code to vms.c. Call vms_start_function.
9199 * config/ia64/ia64.c (ia64_start_function): Likewise.
9200 * config/vms/vms-protos.h (vms_start_function): Declare.
9201 * config/vms/vms.c (vms_start_function): New function.
9202 * config/vms/vms.h (MATH_LIBRARY): Define.
9203 (VMS_DEBUG_MAIN_POINTER): Define.
9205 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9207 PR rtl-optimization/52629
9208 * reload1.c (count_pseudo): Short-circuit common case.
9209 (count_spilled_pseudo): Return early for pseudos without hard regs.
9210 Assert that the pseudo has got a hard reg before manipulating it.
9212 2012-03-24 Jan Hubicka <jh@suse.cz>
9215 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9216 (decide_is_variable_needed): Do not handle toplevel reorder here.
9217 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9218 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9221 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9223 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9224 and str_bitsize instead of more convoluted expressions.
9226 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9229 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9231 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9234 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9236 2012-03-23 Martin Jambor <mjambor@suse.cz>
9238 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9240 2012-03-23 Richard Guenther <rguenther@suse.de>
9242 PR tree-optimization/52678
9243 * tree-vectorizer.h (struct _stmt_vec_info): Add
9244 loop_phi_evolution_part member.
9245 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9246 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9247 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9248 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9249 Use the cached evolution part and the PHI nodes value from
9250 the loop preheader edge instead of re-analyzing the evolution.
9252 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9254 * config/mips/mips-tables.opt: Update.
9255 * config/mips/mips.md (processor): Add xlp.
9256 * config/mips/mips-cpus.def: Add xlp.
9257 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9259 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9260 * doc/invoke.texi: Mention XLP.
9262 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9265 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9266 on any new_local_var_chain vars declared during recursing on
9267 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9269 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9271 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9272 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9273 (ASM_OUTPUT_LOCAL): Ditto.
9274 (ASM_OUTPUT_COMMON): Remove.
9275 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9276 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9278 2012-03-22 Jan Hubicka <jh@suse.cz>
9281 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9283 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9284 * ipa-inline-transform.c (save_inline_function_body): Remove
9285 copied clone if needed.
9286 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9288 2012-03-22 Richard Guenther <rguenther@suse.de>
9291 * fold-const.c (fold_ternary_loc): Fix typo.
9293 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9296 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9297 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9298 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9299 (delay_cycles_1, delay_cycles_2): Ditto.
9300 (delay_cycles_3, delay_cycles_4): Ditto.
9301 (nopv, *nopv): Ditto.
9302 (sleep, *sleep): Ditto.
9305 2012-03-22 Richard Guenther <rguenther@suse.de>
9307 PR tree-optimization/52548
9308 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9309 because of clobbers.
9310 (prune_clobbered_mems): New function.
9311 (compute_antic_aux): Use it to prune ANTIC_OUT.
9312 (compute_partial_antic_aux): Use it to prune PA_IN.
9313 (compute_avail): Only insert expressions into EXP_GEN that are not
9314 invalidated when translated up to the beginning of the block.
9316 2012-03-22 Richard Guenther <rguenther@suse.de>
9318 PR tree-optimization/52638
9319 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9321 (vect_init_vector): ... here. Handle scalar vector inits.
9322 (vect_get_vec_def_for_operand): Adjust.
9323 (vectorizable_load): Likewise.
9325 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9327 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9328 (alpha*-*-freebsd*): Ditto.
9329 (alpha*-*-netbsd*): Ditto.
9330 (alpha*-*-openbsd*): Ditto.
9331 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9332 (DWARF2_DEBUGGING_INFO): Remove.
9333 (PREFERRED_DEBUGGING_TYPE): Remove.
9334 (ASM_FINAL_SPEC): Remove.
9335 (IDENT_ASM_OP): Remove.
9336 (ASM_OUTPUT_IDENT): Remove.
9337 (SKIP_ASM_OP): Remove.
9338 (ASM_OUTPUT_SKIP): Remove.
9339 (ALIGN_ASM_OP): Remove.
9340 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9341 (ASM_OUTPUT_CASE_LABEL): Remove.
9342 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9343 (COMMON_ASM_OP): Remove.
9344 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9345 (ASCII_DATA_ASM_OP): Remove.
9346 (READONLY_DATA_SECTION_ASM_OP): Remove.
9347 (INIT_SECTION_ASM_OP): Remove.
9348 (FINI_SECTION_ASM_OP): Remove.
9349 (ASM_SECTION_START_OP): Remove.
9350 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9351 (TARGET_ASM_NAMED_SECTION): Remove.
9352 (TARGET_ASM_SELECT_SECTION): Remove.
9353 (MAKE_DECL_ONE_ONLY): Remove.
9354 (TYPE_ASM_OP): Remove.
9355 (SIZE_ASM_OP): Remove.
9356 (ASM_WEAKEN_LABEL): Remove.
9357 (TYPE_OPERAND_FMT): Remove.
9358 (ASM_DECLARE_RESULT): Remove.
9359 (ASM_DECLARE_OBJECT_NAME): Remove.
9360 (ASM_FINISH_DECLARE_OBJECT): Remove.
9361 (ELF_ASCII_ESCAPES): Remove.
9362 (ELF_STRING_LIMIT): Remove.
9363 (STRING_ASM_OP): Remove.
9364 (ASM_OUTPUT_EXTERNAL): Remove.
9365 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9366 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9368 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9369 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9370 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9371 (ASM_OUTPUT_SKIP): Ditto.
9372 (READONLY_DATA_SECTION_ASM_OP): Remove.
9373 (USER_LABEL_PREFIX): Remove.
9374 (ASM_OUTPUT_ASCII): Remove.
9375 (ASM_OUTPUT_CASE_LABEL): Remove.
9376 (NO_DOLLAR_IN_LABEL): Undefine.
9378 2012-03-22 Richard Guenther <rguenther@suse.de>
9380 PR tree-optimization/52459
9381 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9382 PHI insertion for calls.
9384 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9386 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9387 find_sets_in_insn, canonicalize_insn): Split out from ...
9388 (cse_insn): ... here.
9389 (invalidate_from_clobbers): Take an insn instead of the pattern.
9391 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9394 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9395 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9396 * config/sh/sh.md (sindf2, cosdf2): Remove.
9398 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9401 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9402 prologue for unwinder and profiler.
9404 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9406 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9407 Introduce emul_name to select the right linker emulation for
9408 powerpc64-*-freebsd*.
9409 * configure: Regenerate.
9410 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9411 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9412 * config/rs6000/freebsd64.h: New file.
9413 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9415 (rs6000_savres_strategy): Likewise.
9416 (rs6000_savres_routine_name): Likewise.
9417 (rs6000_elf_file_end): Likewise.
9418 * config/rs6000/t-freebsd64: New file.
9419 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9420 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9422 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9424 * config/rs6000/t-freebsd64: Likewise.
9426 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9428 PR rtl-optimization/52543
9430 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9431 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9432 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9433 (avr_load_libgcc_p): Restrict to __flash loads.
9434 (avr_out_lpm): Only handle 1-byte loads from __flash.
9435 (avr_load_lpm): New function.
9436 (avr_find_unused_d_reg): Remove.
9437 (avr_out_lpm_no_lpmx): Remove.
9438 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9439 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9440 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9441 (load_<mode>, load_<mode>_clobber): New insns.
9442 (mov<mode>): For multi-byte move from non-generic
9443 16-bit address spaces: Expand to load_<mode> resp.
9444 load_<mode>_clobber.
9445 (load<mode>_libgcc): Remove expander.
9446 (split-lpmx): Remove split.
9448 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9450 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9451 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9452 All callers changed.
9453 (Fixed_core_reg): New feature.
9454 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9456 * neon-testgen.ml: Handle Fixed_core_reg.
9458 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9460 * config/arm/arm.c (thumb2_reorg): Add complete support
9461 for 16-bit instructions.
9462 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9464 2012-03-21 Richard Guenther <rguenther@suse.de>
9466 PR tree-optimizer/52636
9467 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9468 to the appropriate type.
9470 2012-03-21 Richard Guenther <rguenther@suse.de>
9472 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9474 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9475 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9476 * passes.c (init_optimization_passes): Remove pass_init_function,
9477 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9478 * tree-pass.h (pass_init_function): Remove.
9479 (pass_jump): Remove.
9480 (pass_initial_value_sets): Remove.
9481 (pass_unshare_all_rtl): Remove.
9482 * integrate.c (pass_initial_value_sets): Remove.
9483 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9484 * tree.h (init_function_for_compilation): Remove.
9485 * function.c (init_function_for_compilation): Remove.
9486 (pass_init_function): Remove.
9487 * cfgcleanup.c (rest_of_handle_jump): Remove.
9488 (pass_jump): Remove.
9490 2012-03-20 Jason Merrill <jason@redhat.com>
9492 * tree-streamer-in.c (streamer_alloc_tree): Call
9493 ggc_alloc_zone_cleared_tree_node instead of
9494 ggc_alloc_zone_cleared_tree_node_stat.
9496 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9498 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9500 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9503 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9504 (ix86_expand_vec_perm_const_1): Call it.
9506 * config/i386/i386.c (vselect_insn): New variable.
9507 (init_vselect_insn): New function.
9508 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9509 Call init_vselect_insn if vselect_insn is NULL. Adjust
9510 PATTERN (vselect_insn), instead of creating a new insn each time,
9511 only emit a copy of it if not testing and recog has been successful.
9512 (expand_vec_perm_pshufb, expand_vec_perm_1,
9513 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9517 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9518 ("enabled" attribute): Handle avx2 and noavx2 isas.
9519 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9521 (vec_dup<mode>): Add avx2 =x,x alternative.
9522 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9523 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9524 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9525 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9527 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9528 if possible, handle also V8SFmode.
9530 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9532 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9533 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9534 reg_or_zero_operand predicate.
9535 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9537 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9539 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9540 If operand isn't UNSPEC, return 0.
9542 2012-03-20 Richard Guenther <rguenther@suse.de>
9544 * tree-pass.h (pass_rtl_eh): Remove.
9545 * except.c (gate_handle_eh): Likewise.
9546 (rest_of_handle_eh): Likewise.
9547 (pass_rtl_eh): Likewise.
9548 (finish_eh_generation): Export.
9549 * except.h (finish_eh_generation): Declare.
9550 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9551 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9552 after expanding stack alignment. Instead of compacting blocks
9555 2012-03-20 Richard Guenther <rguenther@suse.de>
9557 * stor-layout.c (finish_bitfield_representative): Fallback
9558 to conservative maximum size if the padding up to the next
9559 field cannot be computed as a constant.
9560 (finish_bitfield_layout): If we cannot compute the distance
9561 between the start of the bitfield representative and the
9562 bitfield member start a new representative.
9563 * expr.c (get_bit_range): The distance between the start of
9564 the bitfield representative and the bitfield member is zero
9565 if the field offsets are not constants.
9567 2012-03-20 Tristan Gingold <gingold@adacore.com>
9569 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9570 convert in lowercase.
9571 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9572 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9573 * stor-layout.c (sizetype_tab): Adjust.
9574 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9575 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9576 instead of type_kind_last.
9577 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9578 instead of size_int_kind.
9579 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9580 * doc/tm.texi: Regenerate.
9581 * defaults.h (SIZETYPE): Provide a default value.
9582 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9585 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9587 * config/sh/sh.md: Use braced string notation where applicable.
9589 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/i386.md (allocate_stack): Simplify.
9593 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9595 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9596 copy_to_mode_reg (Pmode, ...).
9597 (expand_builtin_frame_address): Ditto.
9598 * expr.c (emit_block_move_via_libcall): Ditto.
9599 (set_storage_via_libcall): Ditto.
9601 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9602 (ix86_expand_setmem): Ditto.
9603 (ix86_trampoline_init): DItto.
9604 * config/i386/i386.md (cmpstrnsi): Ditto.
9606 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9608 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9609 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9610 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9611 (SH Options): Likewise.
9613 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9615 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9616 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9617 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9618 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9619 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9622 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9624 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9625 * config/i386/i386.c (ix86_decompose_address): Use
9626 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9627 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9628 thread pointer to a register.
9631 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9633 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9634 if Pmode != word_mode.
9635 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9636 Pmode == SImode for TARGET_X32.
9638 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9639 (tls_initial_exec_x32): Likewise.
9641 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9644 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
9645 DISP_ADDR_OFFSET): New macros.
9646 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
9647 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
9648 (sh_legitimize_address): Add QImode displacement handling.
9649 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
9651 (sh_secondary_reload): Add QImode displacement handling.
9652 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
9653 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
9654 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
9655 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
9656 to register operands only.
9657 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
9658 (extendqihi2): Change insn to expander.
9659 (*extendqihi2_compact_reg): New insn.
9660 (movqi_i, movqi): Replace with ...
9661 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
9662 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
9663 Add new peepholes for QImode displacement addressing.
9665 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
9668 * doc/invoke.texi: Document -Wuseless-cast.
9670 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
9672 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
9673 * tree.h (handled_component_p): Reorder cases.
9674 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
9675 not initialize unsignedp.
9676 (loc_list_from_tree): Likewise.
9677 (fortran_common): Likewise.
9678 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9680 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9682 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
9683 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
9684 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
9685 (ix86_split_long_move): Ditto.
9686 (legitimize_tls_address): Use ix86_gen_sub3.
9687 (construct_plt_address): Assert that Pmode == DImode.
9689 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
9691 * config/i386/i386.md: Remove empty predicates and/or constraints.
9692 * config/i386/sync.md: Ditto.
9693 * config/i386/sse.md: Ditto.
9694 * config/i386/mmx.md: Ditto.
9695 * config/i386/pentium.md: Ditto.
9696 * config/i386/athlon.md: Ditto.
9698 2012-03-16 Richard Guenther <rguenther@suse.de>
9700 PR tree-optimization/52603
9701 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
9705 2012-03-14 Richard Guenther <rguenther@suse.de>
9707 PR tree-optimization/52571
9708 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9709 flag_section_anchors check ...
9710 (vect_can_force_dr_alignment_p): ... here.
9712 2012-03-16 Martin Jambor <mjambor@suse.cz>
9714 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
9715 memory through MEM_REFs by calling extract_bit_field.
9717 2012-03-16 Richard Guenther <rguenther@suse.de>
9719 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
9720 and REFERENCE_TYPE interpretations.
9721 (can_native_interpret_type_p): New function.
9722 (fold_ternary_loc): Use native encode/interpret to fold
9723 BIT_FIELD_REFs of constants.
9725 2012-03-16 Richard Guenther <rguenther@suse.de>
9728 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
9729 of vector constants and constructors.
9731 2012-03-16 Richard Guenther <rguenther@suse.de>
9733 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9734 VIEW_CONVERT_EXPR to convert constants.
9735 (vect_is_simple_use): Treat all constants as vec_constant_def.
9737 2012-03-16 Richard Guenther <rguenther@suse.de>
9738 Kai Tietz <ktietz@redhat.com>
9741 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
9742 side-effects completely in the pre-queue and use a temporary
9745 2012-03-16 Richard Guenther <rguenther@suse.de>
9747 * stor-layout.c (finish_bitfield_representative): Fall back
9748 to the conservative maximum size if we cannot compute the
9749 size of the tail padding.
9751 2012-03-16 Tristan Gingold <gingold@adacore.com>
9753 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9754 __CRTL_VER and __VMS_VER.
9755 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
9756 and vms_c_get_vms_ver.
9757 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
9759 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
9760 (VMS_DEFAULT_VMS_VER): Define.
9761 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
9762 (VMS_DEFAULT_VMS_VER): Define.
9764 2012-03-16 Richard Guenther <rguenther@suse.de>
9766 * tree-vect-loop.c (get_initial_def_for_induction): Use
9767 build_constructor directly.
9768 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9769 build_vector_from_val.
9770 * tree.c (build_vector_from_val): Avoid creating a constructor
9771 first when we want a constant vector.
9773 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9775 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
9777 2012-03-16 Richard Guenther <rguenther@suse.de>
9779 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
9780 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
9781 (struct tree_vector): Remove elements member, add variable size
9783 (build_vector_stat): Declare.
9784 (build_vector): Define in terms of build_vector_stat.
9785 * tree.c (build_vector): Rename to ...
9786 (build_vector_stat): ... this. Take array of trees as parameter.
9787 (build_vector_from_ctor): Adjust.
9788 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
9789 initializer_zerop): Adjust.
9790 * cfgexpand.c (expand_debug_expr): Likewise.
9791 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
9792 const_vector_from_tree): Likewise.
9793 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
9794 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
9795 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
9796 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
9797 (lto_input_ts_vector_tree_pointers): Adjust.
9798 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
9799 (write_ts_vector_tree_pointers): Adjust.
9800 * varasm.c (const_hash_1, compare_constant, copy_constant,
9801 output_constant): Adjust.
9802 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
9803 * print-tree.c (print_node): Adjust.
9804 * tree-pretty-print.c (dump_generic_node): Adjust.
9805 * tree-vect-generic.c (uniform_vector_p, vector_element,
9806 lower_vec_perm): Adjust.
9807 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
9808 * tree-vect-slp.c (vect_get_constant_vectors,
9809 vect_transform_slp_perm_load): Adjust.
9810 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
9811 * expmed.c (make_tree): Adjust.
9812 * config/i386/i386.c (ix86_expand_builtin): Adjust.
9813 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
9815 (sparc_fold_builtin): Adjust.
9817 2012-03-16 Tristan Gingold <gingold@adacore.com>
9819 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
9820 * config/vms/vms-stdint.h: New file.
9822 2012-03-16 Tristan Gingold <gingold@adacore.com>
9824 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
9825 (ia64-hp-*vms*): Replaced by ...
9826 (*-*-*vms*): ... This new entry.
9828 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9831 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
9832 (ix86_expand_vec_perm_const_1): Use it.
9835 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
9836 (avx2_permv4df): Remove.
9837 (avx2_permv4di): Macroize into...
9838 (avx2_perm<mode>): ... this using VI8F_256 iterator.
9839 (avx2_permv4di_1): Macroize into...
9840 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
9842 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
9844 * combine.c (apply_distributive_law): Do not distribute SUBREG.
9846 2012-03-15 Ira Rosen <irar@il.ibm.com>
9847 Ulrich Weigand <ulrich.weigand@linaro.org>
9849 * tree-vect-patterns.c (widened_name_p): Rename to ...
9850 (type_conversion_p): ... this. Add new argument to determine
9851 if it's a promotion or demotion operation. Check for
9852 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
9853 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
9855 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
9856 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
9858 (vect_recog_mixed_size_cond_pattern): Likewise and allow
9859 non-constant then and else clauses.
9861 2012-03-15 Ira Rosen <irar@il.ibm.com>
9862 Ulrich Weigand <ulrich.weigand@linaro.org>
9864 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
9865 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
9867 * tree-vect-patterns.c (widened_name_p): Pass basic block
9868 info to vect_is_simple_use.
9869 (vect_recog_dot_prod_pattern): Fail for basic blocks.
9870 (vect_recog_widen_sum_pattern): Likewise.
9871 (vect_handle_widen_op_by_const): Support basic blocks.
9872 (vect_operation_fits_smaller_type,
9873 vect_recog_over_widening_pattern): Likewise.
9874 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
9875 Update call to vect_is_simple_use.
9876 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
9878 (check_bool_pattern): Add an argument, update call to
9879 vect_is_simple_use and the recursive calls.
9880 (vect_recog_bool_pattern): Update relevant function calls.
9882 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
9883 (vect_pattern_recog_1): Check for reduction only in loops.
9884 (vect_pattern_recog): Add new argument. Support basic blocks.
9885 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
9886 info to vect_is_simple_use_1.
9887 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
9888 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
9890 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9891 Andrew Pinski <apinski@cavium.com>
9894 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
9895 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
9896 calls instead of __builtin_ir{int,ound}*.
9898 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9900 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
9903 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9905 * config.gcc (target_type_format_char): New. Document it. Set it for
9907 * configure.ac (gnu_unique_option): Use target_type_format_char
9908 in test. Comment rationale.
9909 * configure: Regenerate .
9911 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9913 PR tree-optimization/52267
9914 * tree-vrp.c (masked_increment): New function.
9915 (register_edge_assert_for_2): Derive ASSERT_EXPRs
9916 from (X & CST1) cmp CST2 tests.
9918 2012-03-15 Richard Guenther <rguenther@suse.de>
9921 * tree-data-ref.c (subscript_dependence_tester_1): Check
9922 all dimensions for non-conflicting access functions.
9924 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9927 * doc/invoke.texi [C++ Language Options]: Document
9928 -ftemplate-backtrace-limit.
9930 2012-03-15 Tristan Gingold <gingold@adacore.com>
9932 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
9935 2012-03-15 Tristan Gingold <gingold@adacore.com>
9937 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
9938 use DW_OP_call_frame_cfa.
9940 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
9943 * config/i386/i386-opts.h (pmode): New.
9945 * config/i386/i386.c (ix86_option_override_internal): Properly
9946 check and set ix86_pmode.
9948 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
9950 * config/i386/i386.opt (maddress-mode=): New.
9952 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
9954 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9956 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
9957 (dwarf2out_do_cfi_asm): Likewise.
9958 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
9960 (add_data_member_location_attribute): Likewise.
9961 (gen_array_type_die): Likewise.
9962 (gen_subprogram_die): Likewise.
9963 (gen_producer_string): Likewise.
9964 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
9965 Remove MIPS_DEBUGGING_INFO handling.
9966 (sdb_debug_hooks): Likewise.
9967 (sdbout_begin_block): Likewise.
9968 (sdbout_end_block): Likewise.
9969 (sdbout_begin_prologue): Likewise.
9970 (sdbout_start_source_file): Likewise.
9971 (sdbout_end_source_file): Likewise.
9972 (sdbout_init): Likewise.
9973 * system.h (MIPS_DEBUGGING_INFO): Poison.
9975 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9977 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
9978 (alpha_file_start) [MS_STAMP]: Remove.
9980 * config/alpha/elf.h (TARGET_GAS): Remove.
9981 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
9982 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
9983 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
9984 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
9985 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
9986 (alpha*-*-freebsd*): Likewise.
9987 (alpha*-*-netbsd*): Likewise.
9988 (alpha*-*-openbsd*): Likewise.
9989 (alpha*-*-*): Remove target_cpu_default2.
9990 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
9992 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
9993 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
9994 * config/alpha/alpha.c (print_operand): Always assume
9995 TARGET_AS_SLASH_BEFORE_SUFFIX.
9996 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
9997 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
9998 ("*builtin_setjmp_receiver_er_1"): Remove.
9999 * config/alpha/alpha.opt (malpha-as): Remove.
10001 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10003 Remove DEC Unix reference.
10005 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10006 (EXTENDED_COFF): Remove.
10007 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10008 (EXTENDED_COFF): Don't undef.
10009 * config/alpha/alpha.c (alpha_file_start): Always assume
10011 Don't set targetm.asm_file_start_file_directive.
10012 [!OBJECT_FORMAT_ELF]: Remove.
10013 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10015 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10016 (DBX_DEBUGGING_INFO): Remove.
10017 (MIPS_DEBUGGING_INFO): Remove.
10018 (PREFERRED_DEBUGGING_TYPE): Remove.
10019 (DBX_OUTPUT_SOURCE_LINE): Remove.
10020 (SDB_OUTPUT_SOURCE_LINE): Remove.
10021 (DBX_CONTIN_LENGTH): Remove.
10022 (NO_DBX_FUNCTION_END): Remove.
10023 (ASM_STABS_OP): Remove.
10024 (ASM_STABN_OP): Remove.
10025 (ASM_STABD_OP): Remove.
10026 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10027 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10028 (PUT_SDB_DEF): Remove.
10029 (PUT_SDB_PLAIN_DEF): Remove.
10030 (PUT_SDB_TYPE): Remove.
10031 (sdb_label_count): Remove.
10032 (PUT_SDB_BLOCK_START): Remove.
10033 (PUT_SDB_BLOCK_END): Remove.
10034 (PUT_SDB_FUNCTION_START): Remove.
10035 (PUT_SDB_FUNCTION_END): Remove.
10036 (PUT_SDB_EPILOGUE_END): Remove.
10037 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10038 (MIPS_DEBUGGING_INFO): Don't undef.
10039 (DBX_DEBUGGING_INFO): Don't undef.
10040 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10041 (MIPS_DEBUGGING_INFO): Don't undef.
10042 (DBX_DEBUGGING_INFO): Don't undef.
10043 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10044 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10046 (alpha_start_function): Likewise.
10047 (sdb_label_count): Remove.
10048 (alpha_output_filename): Remove DBX_DEBUG handling.
10049 (alpha_file_start): Likewise.
10051 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10053 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10054 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10055 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10057 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10058 (ld_tls_support): Remove Solaris 8 references.
10059 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10060 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10061 * configure: Regenerate.
10062 * config.in: Regenerate.
10064 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10065 * config/i386/sol2.h: Remove Solaris 8 references.
10067 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10068 (i?86-*-solaris2.9): ... this.
10069 Remove Solaris 8 references.
10070 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10071 Remove Solaris 8 references.
10073 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10075 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10076 (mips-sgi-irix6.5*): Remove.
10077 * config.host (mips-sgi-irix*): Remove.
10078 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10079 (set_have_as_tls): Remove *-*-irix6*.
10080 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10081 * configure: Regenerate.
10083 * config/mips/iris6.h: Remove.
10084 * config/mips/iris6.opt: Remove.
10085 * config/mips/t-irix6: Remove.
10087 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10088 (TARGET_IRIX6): Remove.
10089 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10090 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10091 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10093 (mips_file_start): Likewise.
10094 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10096 * config/mips/driver-native.c [__sgi__]: Remove.
10097 (host_detect_local_cpu) [__sgi__]: Remove.
10099 * config/mips/gnu-user.h: Remove iris5.h reference.
10101 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10102 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10103 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10106 * gcc.c (main): Move asm_debug initialization ...
10107 (asm_debug): ... here.
10109 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10111 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10112 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10113 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10114 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10115 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10116 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10118 * doc/tm.texi: Regenerate.
10120 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10122 (MIPS Options, -march): Remove IRIX reference.
10123 * doc/install.texi (Binaries, SGI IRIX): Remove.
10124 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10126 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10128 2012-03-14 Martin Jambor <mjambor@suse.cz>
10130 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10131 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10132 (expand_expr_real_1): Do not handle misalignment if modifier is
10135 2012-03-14 Richard Guenther <rguenther@suse.de>
10137 PR middle-end/52584
10138 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10139 element type instead of mode, use build_vector_type_for_mode
10140 instead of the langhook, build a vector of proper signedness.
10141 (expand_vector_operations_1): Adjust.
10143 2012-03-14 Richard Guenther <rguenther@suse.de>
10145 PR middle-end/52582
10146 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10147 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10148 (gimple_get_virt_method_for_binfo): Likewise.
10150 2012-03-14 Richard Guenther <rguenther@suse.de>
10152 PR tree-optimization/52571
10153 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10154 flag_section_anchors check ...
10155 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10156 DECL_COMMON variables.
10158 2012-03-14 Richard Guenther <rguenther@suse.de>
10160 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10161 * stor-layout.c (start_bitfield_representative): New function.
10162 (finish_bitfield_representative): Likewise.
10163 (finish_bitfield_layout): Likewise.
10164 (finish_record_layout): Call finish_bitfield_layout.
10165 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10166 for QUAL_UNION_TYPE fields.
10167 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10168 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10169 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10171 PR middle-end/52080
10172 PR middle-end/52097
10173 PR middle-end/48124
10174 * expr.c (get_bit_range): Unconditionally extract bitrange
10175 from DECL_BIT_FIELD_REPRESENTATIVE.
10176 (expand_assignment): Adjust call to get_bit_range.
10178 2012-03-14 Richard Guenther <rguenther@suse.de>
10180 PR middle-end/52578
10181 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10182 the outermost conversion is a sign-change only.
10183 (fold_binary_loc): Disregard widening and sign-changing
10184 conversions when we determine if two variables are equal
10186 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10187 (T1)x if the outermost conversion is a sign-change only.
10189 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10192 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10194 * config/i386/predicates.md (constant_call_address_operand): Declare
10195 as special predicate. Update all uses.
10197 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10200 * c-parser.c (c_parser_postfix_expression)
10201 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10203 * config/i386/smmintrin.h: Avoid /* within a comment.
10204 * config/i386/nmmintrin.h: Likewise.
10206 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10208 * config/i386/i386.md (xbegin): Remove constraint from expander.
10210 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10212 * config/i386/predicates.md (constant_call_address_operand): Declare
10213 as special predicate. Update all uses.
10214 * config/i386/i386.md: Remove mode from constant_call_address_operand
10216 * config/i386/i386.c (ix86_output_call_insn): Call
10217 constant_call_address_operand with VOIDmode.
10219 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10221 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10222 AND zero extended address correctly.
10224 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10226 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10228 (tls_modbase_operand): Ditto.
10229 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10230 tls_modbase_operand predicates.
10232 2012-03-13 Martin Jambor <mjambor@suse.cz>
10234 * expr.c (expand_assignment): Handle misaligned scalar writes to
10235 memory through top-level MEM_REFs by calling store_bit_field.
10237 2012-03-13 Richard Guenther <rguenther@suse.de>
10239 PR middle-end/52134
10240 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10241 if Y is a constant multiple of 1 << CST.
10243 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10246 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10247 offset (size) to a value the insns can deal with.
10248 (expand_epilogue): Ditto.
10250 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10252 * config/arm/neon.ml (ops): Fixup expected instructions for
10253 unsigned vector compares.
10255 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10257 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10258 addresses only when %reg is not in word mode.
10260 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10262 * config/microblaze/microblaze.md: Fix typo.
10263 * tree-if-conv.c: Likewise.
10264 * tree-vect-patterns.c: Likewise.
10266 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10268 * config.gcc (extra_passes): Remove.
10269 * configure.ac (extra_passes): Don't substitute.
10270 * configure: Regenerate.
10271 * Makefile.in (EXTRA_PASSES): Remove.
10272 (GCC_PASSES): Remove $(EXTRA_PASSES).
10273 (MOSTLYCLEANFILES): Likewise.
10274 (native): Likewise.
10275 (install-common): Likewise.
10277 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10279 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10280 * config/i386/i386.c (ix86_decompose_address): Use
10281 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10282 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10283 thread pointer to a register.
10285 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10287 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10288 on tls_symbolic_operand.
10289 (tls_global_dynamic_64_<mode>): Likewise.
10291 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10294 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10295 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10297 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10300 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10301 type from reg_class_t to enum reg_class.
10302 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10304 2012-03-12 Andrew Pinski <apinski@cavium.com>
10306 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10307 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10308 (value_replacement): Likewise.
10309 (empty_block_p): Check also if the PHIs for the block are empty.
10311 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10314 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10315 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10316 r184615 from 2012-02-28.
10318 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10320 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10321 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10322 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10323 and ix86_gen_tls_local_dynamic_base_64.
10324 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10325 ix86_gen_tls_local_dynamic_base_64.
10327 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10328 (*tls_global_dynamic_64_<mode>): This.
10329 (tls_global_dynamic_64): Renamed to ...
10330 (tls_global_dynamic_64_<mode>): This.
10331 (*tls_local_dynamic_base_64): Renamed to ...
10332 (*tls_local_dynamic_base_64_<mode>): This.
10333 (tls_local_dynamic_base_64): Renamed to ...
10334 (tls_local_dynamic_base_64_<mode>): This.
10336 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10338 * config/i386/i386.c (ix86_option_override_internal): Properly
10339 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10340 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10341 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10342 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10344 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10345 (sse3_monitor64_<mode>): This.
10347 2012-03-12 Tristan Gingold <gingold@adacore.com>
10349 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10350 (ia64_function_arg_advance): Ditto.
10352 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10354 * config.gcc (mips*-*-openbsd*): Remove.
10355 * config/mips/openbsd.h: Remove.
10356 * config/mips/sdb.h: Remove.
10358 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10359 * config/mips/mips.c (sdb_label_count): Remove.
10360 (mips_debugger_offset): Remove #if 0 code.
10361 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10362 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10364 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10366 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10367 binutils reference.
10368 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10369 Update binutils references.
10370 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10371 Update binutils reference.
10372 Update Sun as/GNU ld caveat.
10373 Document binutils largefile requirement for LTO plugin.
10374 Remove reference to alternate libpthread.
10376 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10378 * config.gcc (alpha*-dec-osf5.1*): Remove.
10379 * config.host (alpha*-dec-osf*): Remove.
10380 * configure.ac (*-*-osf*): Remove.
10381 (alpha*-dec-osf*): Remove.
10382 * configure: Regenerate.
10384 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10385 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10387 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10388 * config/alpha/alpha.c (struct machine_function): Update comment.
10389 (alpha_start_function): Remove Tru64 UNIX as handling for
10391 * config/alpha/alpha.md ("exception_receiver"): Remove
10392 TARGET_LD_BUGGY_LDGP.
10393 ("*exception_receiver_2"): Likewise.
10394 * except.c (finish_eh_generation): Remove Tru64 reference.
10395 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10396 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10397 * target.def (handle_pragma_extern_prefix): Remove.
10399 * Makefile.in (mips-tfile.o-warn): Remove.
10400 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10401 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10402 * mips-tdump.c, mips-tfile.c: Remove.
10404 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10406 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10407 (Specific, alpha*-dec-osf5.1): Note removal.
10408 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10410 * doc/tm.texi: Regenerate.
10411 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10413 2012-03-12 Richard Guenther <rguenther@suse.de>
10415 * config/arm/arm.c (neon_dereference_pointer): Do not call
10416 covert during RTL expansion.
10418 2012-03-12 Tristan Gingold <gingold@adacore.com>
10420 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10421 Options. Mention -mpointer-size.
10423 2012-03-12 Richard Guenther <rguenther@suse.de>
10425 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10426 build_nonstandard_integer_type.
10428 2012-03-12 Richard Guenther <rguenther@suse.de>
10430 * tree.c (signed_or_unsigned_type_for): Use
10431 build_nonstandard_integer_type.
10432 (signed_type_for): Adjust documentation.
10433 (unsigned_type_for): Likewise.
10434 * tree-pretty-print.c (dump_generic_node): Use standard names
10435 for non-standard integer types if available.
10437 2012-03-12 Tristan Gingold <gingold@adacore.com>
10439 * config/vms/vms.opt: Add vms-opts.h header.
10440 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10442 (-mvms-return-codes): Document.
10443 (-mpointer-size): New option.
10444 (vms_pointer_size): Add enumeration.
10445 * config/vms/vms-opts.h: New file.
10446 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10447 __INITIAL_POINTER_SIZE.
10448 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10449 (C_COMMON_OVERRIDE_OPTIONS): Define.
10450 (DWARF2_ADDR_SIZE): Define.
10451 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10452 * config/vms/vms-protos.h (vms_c_common_override_options):
10454 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10455 if -mno-pointer-size.
10456 (vms_c_common_override_options): New function.
10457 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10458 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10459 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10460 and flag_vms_pointer_size.
10461 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10462 * config.gcc (*-*-*vms*): Define xm_file.
10463 (alpha*-dec-*vms*): Do not define xm_file.
10464 (alpha64-dec-*vms*): Remove.
10465 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10468 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10470 PR tree-optimization/51721
10471 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10472 if (int) unsvar cmp CST.
10474 2012-03-12 Richard Guenther <rguenther@suse.de>
10476 * tree-sra.c (create_access_replacement): Only rename the replacement
10477 if we can rewrite it into SSA form. Properly mark register typed
10478 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10479 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10480 for aggregate or BLKmode results.
10482 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10484 PR tree-optimization/52533
10485 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10486 type for mask, only handle shifts by non-zero in-range
10487 shift count, for LE_EXPR and GT_EXPR if new_val is
10488 maximum, don't add the assertion.
10490 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10492 * doc/invoke.texi: Document -mrtm option.
10493 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10494 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10495 (ix86_handle_option): Handle OPT_mrtm.
10496 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10498 (x86_64-*-*): Ditto.
10499 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10500 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10502 (ix86_target_string): Define -mrtm option.
10504 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10506 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10507 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10508 IX86_BUILTIN_XTEST.
10509 (bdesc_special_args): Ditto.
10510 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10511 (ix86_expand_special_args_builtin): Handle new built-in type.
10512 (ix86_expand_builtin): Handle XABORT instruction.
10513 * config/i386/i386.h (TARGET_RTM): New.
10514 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10515 (UNSPECV_XEND): Ditto.
10516 (UNSPECV_XABORT): Ditto.
10517 (UNSPECV_XTEST): Ditto.
10524 * config/i386/i386.opt (mrtm): New.
10525 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10526 * config/i386/rtmintrin.h: New header.
10527 * config/i386/xtestintrin.h: Ditto.
10529 2012-03-12 Tristan Gingold <gingold@adacore.com>
10531 * ginclude/stddef.h: Adjust previous patch.
10532 Use __VMS__ instead of VMS.
10534 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10536 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10537 Also convert sequences with CC setting arithmetic instruction.
10539 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10541 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10542 from C Language Options to Preprocessor Options.
10543 (C Dialect Options): Move -no-integrated-cpp documentation
10545 (Preprocessor Options): ...to here. Rewrite the description
10546 so it makes more sense, and remove discussion of merging front ends.
10548 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10550 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10552 (ix86_expand_setmem): Likewise.
10554 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10556 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10559 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10561 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10562 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10564 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10566 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10568 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10570 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10573 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10574 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/predicates.md (call_insn_operand): Allow
10577 constant_call_address_operand in Pmode only.
10578 (sibcall_insn_operand): Ditto.
10579 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10580 (*call_vzeroupper): Ditto.
10582 (*sibcall_vzeroupper): Ditto.
10583 (*call_value): Ditto.
10584 (*call_value_vzeroupper): Ditto.
10585 (*sibcall_value): Ditto.
10586 (*sibcall_value_vzeroupper): Ditto.
10587 (*indirect_jump): Ditto.
10588 (*tablejump_1): Ditto.
10589 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10590 (tablejump): Ditto.
10591 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10594 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10597 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10598 Use movrt_negc instead of negc pattern for non-SH2A.
10599 (*movnegt): Remove.
10600 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10602 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10604 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10605 if Pmode != word_mode.
10606 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10607 Pmode == SImode for TARGET_X32.
10609 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10610 (tls_initial_exec_x32): Likewise.
10612 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10614 PR rtl-optimization/52528
10615 * combine.c (can_combine_p): Add setting of subst_low_luid
10616 before call to expand_field_assignment().
10618 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10620 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10621 and related program names.
10623 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10625 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10627 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10630 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10631 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10632 to set code to 'q'.
10633 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10634 (*movdi_internal_rex64): Use %E operand modifier for lea.
10635 (*movsi_internal): Ditto.
10637 (*lea<mode>_2): Ditto.
10638 (*lea_{3,4,5,6}_zext): Ditto.
10639 (*tls_global_dynamic_32_gnu): Ditto.
10640 (*tls_global_dynamic_64): Ditto.
10641 (*tls_dynamic_gnu2_lea_32): Ditto.
10642 (*tls_dynamic_gnu2_lea_64): Ditto.
10643 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
10645 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10647 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
10648 redefine to be NULL if the current bit-size is different from the
10649 configured bit-size.
10651 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
10652 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
10653 set the default tuning. Add asserts to make sure the cpu and tune
10654 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
10655 test whether the index is set, instead of > 0.
10656 (rs6000_file_start): Do not reset the default cpu if the current
10657 bit-size is different from the configured bit-size.
10659 2012-03-09 Tristan Gingold <gingold@adacore.com>
10661 * config/vms/vms-crtlmap.map: Add comments.
10662 Add entries needed to build Ada RTS.
10664 2012-03-09 Tristan Gingold <gingold@adacore.com>
10666 * ginclude/stddef.h: Do not define __size_t on VMS.
10668 2012-03-09 Tristan Gingold <gingold@adacore.com>
10670 * c-tree.h (c_default_pointer_mode): New variable.
10671 * c-decl.c (c_default_pointer_mode): New variable.
10672 (c_build_pointer_type): New function.
10673 (grokdeclarator): Call c_build_pointer_type instead
10674 of build_pointer_type.
10676 * config/vms/vms-c.c: Include c-tree.h
10677 (saved_pointer_mode): New variable.
10678 (handle_pragma_pointer_size): New function.
10679 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
10680 (vms_c_register_pragma): Register __pointer_size and
10681 __required_pointer_size pragmas.
10683 2012-03-09 Tristan Gingold <gingold@adacore.com>
10685 * config/vms/vms-c.c (vms_construct_include_filename): New function.
10686 (vms_c_register_includes): Reference it.
10688 2012-03-09 Andrew Pinski <apinski@cavium.com>
10690 PR middle-end/51988
10691 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
10692 print_generic_expr.
10693 (tree_ssa_phiopt_worker): Go through all the PHIs for
10694 value_replacement instead of just the singleton one.
10695 (value_replacement): Change return type to int. Return 0 instead of
10697 Allow the middle basic block to contain more than just the defining
10699 Handle non empty middle basic blocks.
10700 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
10702 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
10704 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
10705 array reference and component reference.
10706 (analyze_scalar_evolution_for_address_of): New.
10708 2012-03-08 Jie Zhang <jzhang918@gmail.com>
10711 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
10712 (hwloop_pattern_reg): Fix set but not used warning.
10713 (bfin_reorg_loops): Remove unused parameter.
10714 (bfin_reorg): Update use of bfin_reorg_loops.
10716 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
10718 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
10719 with integer parameters in registers.
10720 (gen_push): Push register in word_mode instead of Pmode.
10721 (ix86_emit_save_regs): Likewise.
10722 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
10723 (gen_pop): Pop register in word_mode instead of Pmode.
10724 (ix86_emit_restore_regs_using_pop): Likewise.
10725 (ix86_expand_prologue): Replace Pmode with word_mode for push
10726 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
10727 restore RAX and R10 in word_mode.
10728 (ix86_emit_restore_regs_using_mov): Restore integer registers
10730 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
10732 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
10733 (ix86_split_long_move): Likewise.
10735 * config/i386/i386.md (W): New.
10736 (*push<mode>2_prologue): Replace :P with :W.
10737 (*pop<mode>1): Likewise.
10738 (*pop<mode>1_epilogue): Likewise.
10739 (push/pop peephole2): Use word_mode scratch registers.
10741 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10743 * config/i386/predicates.md (indirect_branch_operand): Simplify.
10745 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10747 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
10748 for constants in [-63,63].
10750 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10754 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10756 * config/i386/i386.c (ix86_print_operand_address): Only handle
10757 zero-extended DImode addresses.
10759 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10761 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
10762 * configure: Regenerate.
10764 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10767 * config/avr/avr.c (avr_mem_clobber): New static function.
10768 (avr_expand_delay_cycles): Add memory clobber operand to
10769 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
10770 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
10771 (enable_interrupt, disable_interrupt): New expander.
10772 (nopv, sleep, wdr): New expanders.
10773 (delay_cycles_1): Add memory clobber.
10774 (delay_cycles_2): Add memory clobber.
10775 (delay_cycles_3): Add memory clobber.
10776 (delay_cycles_4): Add memory clobber.
10777 (cli_sei): New insn from former "enable_interrupt",
10778 "disable_interrupt" with memory clobber.
10779 (*wdt): New insn from former "wdt" with memory clobber.
10780 (*nopv): Similar, but for "nopv".
10781 (*sleep): Similar, but for "sleep".
10783 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
10784 Kaz Kojima <kkojima@gcc.gnu.org>
10787 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
10788 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
10789 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10791 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10793 * config/i386/predicates.md (x86_64_zext_general_operand): New.
10794 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
10795 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
10797 2012-03-07 Walter Lee <walt@tilera.com>
10799 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
10800 REG_CFA_* notes for the stack pointer.
10801 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
10802 EH_RETURN_STACKADJ_RTX.
10803 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
10804 generate REG_CFA_* notes for the stack pointer.
10805 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
10806 by EH_RETURN_STACKADJ_RTX.
10808 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10810 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
10811 when __AVR_3_BYTE_PC__ is defined.
10813 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10815 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
10816 (ix86_print_operand): Handle '^'.
10817 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
10818 using P mode iterator. Add %^ to asm template to conditionally emit
10820 (*rep_movdi_rex64): Ditto.
10821 (*strsetdi_rex_1): Ditto.
10822 (*rep_stosdi_rex64): Ditto.
10823 (*strmov{si,hi,qi}_1): Add %^ to asm template to
10824 conditionally emit addr32 prefix.
10825 (*rep_mov{si,qi}): Ditto.
10826 (*strset{si,hi,qi}): Ditto.
10827 (*rep_stos{si,qi}): Ditto.
10828 (*cmpstrnqi_nz_1): Ditto.
10829 (*cmpstrnqi_1): Ditto.
10830 (*strlenqi_1): Ditto.
10832 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
10834 * config/i386/i386.c (function_value_64): Return pointers in
10835 word_mode instead of Pmode.
10836 (ix86_promote_function_mode): Likewise.
10838 2012-03-07 Richard Guenther <rguenther@suse.de>
10840 * coverage.c (get_gcov_type): Use type_for_mode.
10841 (get_gcov_unsigned_t): Likewise.
10842 * expr.c (store_constructor): Use type_for_mode.
10843 (try_casesi): Likewise.
10844 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
10845 (add_standard_iv_candidates): Use standard type trees.
10846 * dojump.c (do_jump): Remove dead code.
10848 2012-03-07 Richard Guenther <rguenther@suse.de>
10850 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
10852 2012-03-07 Richard Guenther <rguenther@suse.de>
10854 * convert.c (strip_float_extensions): Move ...
10855 * tree.c (strip_float_extensions): ... here.
10857 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10860 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
10862 2012-03-07 Richard Guenther <rguenther@suse.de>
10864 * omp-low.c (extract_omp_for_data): Use signed_type_for.
10865 (expand_omp_for_generic): Likewise.
10866 (expand_omp_for_static_nochunk): Likewise.
10867 (expand_omp_for_static_chunk): Likewise.
10868 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
10869 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
10870 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
10871 Use unsigned_type_for.
10872 (vect_create_cond_for_align_checks): Use signed_type_for.
10874 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
10876 PR rtl-optimization/52203
10877 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
10878 all callers to pass NULL except ...
10879 (reset_sched_cycles_in_current_ebb): ... here, save the value
10880 in new variable 'empty'. Increase issue_rate only for
10883 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
10886 * Makefile.in: Let install-gcc-ar depend on installdirs,
10887 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
10888 Don't double canonicalize if cross-compiling.
10890 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10893 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
10894 to: RAMPZ, RAMPY, RAMPX, RAMPD.
10895 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
10897 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10900 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
10902 * config/avr/avr.md (xload_8): Adjust insn length.
10904 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10907 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
10908 if RAMPZ affects reading from RAM.
10910 2012-03-07 Richard Guenther <rguenther@suse.de>
10914 * doc/invoke.texi (Precompiled Headers): Remove sentence that
10915 suggests you can include PCHs from inside another header.
10917 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
10919 PR middle-end/52515
10920 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
10922 2012-03-07 Kai Tietz <ktietz@redhat.com>
10924 * doc/invoke.texi (fwritable-relocated-rdata): Document
10925 new Cygwin/MinGW target option.
10926 * config/i386/winnt.c (i386_pe_unique_section): Ignore
10927 reloc if flag -fwritable-relocated-rdata is not set.
10928 (i386_pe_section_type_flags): Likewise.
10929 * config/i386/cygming.opt (fwritable-relocated-rdata):
10930 Add new flag variable flag_writable_rel_rdata.
10932 2012-03-07 Richard Guenther <rguenther@suse.de>
10934 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
10935 precision against gimple constraints.
10937 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
10939 PR middle-end/52372
10940 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
10942 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
10943 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
10945 (init_emit_regs): Move associated initialization to...
10946 (init_emit_once): ...here.
10948 2012-03-06 Richard Henderson <rth@redhat.com>
10950 * config/m68k/m68k.h (ISA_HAS_TAS): New.
10951 * config/m68k/sync.md (atomic_test_and_set): Use it.
10952 (atomic_test_and_set_1): Likewise.
10954 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10957 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
10958 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
10959 (vector_ltgt<mode>): Likewise.
10960 (vector_ordered<mode>): Likewise.
10961 (vector_unordered<mode>): Likewise.
10962 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
10964 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
10966 * trans-mem.c: New typedef for tm_region_p.
10967 Define vector types for tm_region_p.
10968 (tm_region_init): Replace region_worklist to a vector called
10971 2012-03-06 Richard Guenther <rguenther@suse.de>
10973 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
10974 MEM_REF with constant pointer operand.
10976 2012-03-06 Richard Guenther <rguenther@suse.de>
10978 PR middle-end/52493
10979 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
10981 2012-03-06 Tristan Gingold <gingold@adacore.com>
10983 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
10984 (external_model_kind): Improve documentation.
10985 (vms_pragma_extern_model): Handle relaxed_redef.
10986 (vms_c_register_pragma): Allow expansion for nomember_alignment.
10988 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
10990 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
10991 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
10992 Some more notes on EIND usage and reorder EIND subsection.
10994 2012-03-06 Tristan Gingold <gingold@adacore.com>
10996 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
10997 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
10999 2012-03-06 Tristan Gingold <gingold@adacore.com>
11001 * config/vms/t-vmsnative (version): Define.
11002 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11004 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11006 PR rtl-optimization/52250
11007 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11008 to put note list into. Unconditionally call move_bb_info.
11009 (move_bb_info): Do not assert the blocks being in the same region,
11010 just drop the note list if they are not.
11012 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11015 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11016 and use unified expansion logic.
11017 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11018 closer to the existing movt insn.
11019 (negc): Rename insn to *negc. Add new expander.
11020 (movnegt): Use xor pattern for T bit negation. Reserve helper
11021 constant for negc pattern.
11022 (*movnegt): New insn and splitter.
11024 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11026 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11029 2012-03-05 Richard Henderson <rth@redhat.com>
11031 * genemit.c (main): Include "target.h" in insn-emit.c.
11032 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11033 * config/sh/sync.md (atomic_test_and_set): Reference
11034 targetm.atomic_test_and_set_trueval instead of
11035 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11037 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11039 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11042 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11044 * langhooks.c (add_builtin_type): New function.
11045 * langhooks.h (add_builtin_type): Export it.
11046 * config/mep/mep.c (mep_init_builtins): Use it.
11047 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11049 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11052 * tree.h (BLOCK_SAME_RANGE): Define.
11053 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11054 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11055 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11056 isn't equal to supercontext fragment's fragment chain.
11057 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11059 (blocks_nreverse_all): Likewise.
11060 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11061 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11062 supercontext fragment's fragment origin.
11063 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11064 range as its parent (or parents thereof etc.), use the parent's
11065 DW_AT_ranges value instead of creating a new .debug_ranges range.
11067 2012-03-05 Richard Henderson <rth@redhat.com>
11070 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11071 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11072 BIGGEST_ALIGNMENT is aligned.
11074 2012-03-05 Richard Henderson <rth@redhat.com>
11076 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11077 * config/sh/sh.c: ... here.
11079 2012-03-05 Richard Henderson <rth@redhat.com>
11082 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11083 instead of calling negqi2 directly.
11085 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11087 PR middle-end/52463
11088 * trans-mem.c (tm_region_init): Use last_basic_block.
11090 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11092 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11093 * config/sh/sync.md (atomic_test_and_set): New expander.
11094 (tasb, atomic_test_and_set_soft): New insns.
11095 * config/sh/sh.opt (menable-tas): New option.
11096 * doc/invoke.texi (SH Options): Document it.
11098 2012-03-05 Richard Guenther <rguenther@suse.de>
11100 * cfgloop.c (verify_loop_structure): Verify dominators before
11102 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11103 dominators from here.
11104 * graphite-scop-detection.c (create_sese_edges): Likewise.
11105 * loop-doloop.c (doloop_optimize_loops): Likewise.
11106 * loop-init.c (loop_optimizer_init): Likewise.
11107 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11108 * loop-unswitch.c (unswitch_loops): Likewise.
11109 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11110 * tree-parloops.c (parallelize_loops): Likewise. Verify
11111 only when checking is enabled.
11112 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11114 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11116 * genautomata.c (parse_automata_opt): New static function.
11117 (initiate_automaton_gen): Remove all option handling code. Remove
11118 argc argument. All callers changed.
11119 (main): Call init_rtx_reader_args_cb with the new function as argument.
11121 2012-03-05 Richard Guenther <rguenther@suse.de>
11123 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11124 * tree-if-conv.c (combine_blocks): Free post-dominator info
11126 * tree-parloops.c (create_parallel_loop): Free and re-compute
11127 dominator info after breaking it.
11129 2012-03-05 Richard Guenther <rguenther@suse.de>
11131 PR middle-end/52353
11132 * optabs.h (trapv_unoptab_p): New function.
11133 (trapv_binoptab_p): Likewise.
11134 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11135 a proper equiv_may_trap argument.
11136 (expand_unop): Likewise.
11137 (emit_libcall_block_1): Take extra argument whether the
11138 instruction may trap. Renamed from ...
11139 (emit_libcall_block): ... this. New wrapper.
11141 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11143 PR tree-optimization/51721
11144 * tree-vrp.c (register_edge_assert_for_2): If comparing
11145 lhs of right shift by constant with an integer constant,
11146 add ASSERT_EXPRs for the rhs1 of the right shift.
11148 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11150 2012-03-05 Richard Guenther <rguenther@suse.de>
11152 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11153 (integer_onep): Likewise.
11154 (integer_all_onesp): Likewise.
11156 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11158 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11160 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11162 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11163 instead of TARGET_64BIT.
11165 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11167 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11170 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11172 * config/i386/i386.c (ix86_print_operand_address): Only handle
11173 zero-extended DImode addresses.
11175 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11177 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11178 taken and cputaken as bool.
11180 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11182 * config/i386/constraints.md (Ya): New internal constraint.
11183 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11184 (*zero_extendsidi2_rex64): Add x,x alternative.
11185 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11186 Remove flags reg clobber. Adjust corresponding splits.
11187 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11188 zero_extendqisi2 expanders using SWI12 mode iterator.
11189 (zero_extend<mode>si2_and): Macroize insn from
11190 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11192 (*zero_extend<mode>si2): Macroize insn from
11193 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11194 (*zero_extend*2_movzbl_and): Remove insn patterns.
11195 (zero_extendqihi2_and): Merge corresponding splitter.
11196 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11197 (*zero_extend*2_movzbl_and): Remove insn patterns.
11198 (*anddi_1): Split TYPE_IMOVX instructions.
11199 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11201 (and->zext splitter): Add splitter pattern.
11202 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11204 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11206 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11208 (Debugging Options): Likewise.
11209 (Optimize Options): Likewise.
11210 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11211 with other architectures. Use official processor names with correct
11212 spelling/capitalization. Fix formatting and grammar issues.
11213 (i386 and x86-64 Windows Options): Similar cleanup here.
11215 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11217 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11219 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11221 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11222 DBX_REGISTER_NUMBER.
11224 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11226 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11227 operand is CONST_INT. Take COSTS_N_INSNS into account.
11228 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11231 2012-03-02 Richard Henderson <rth@redhat.com>
11233 * optabs.c (expand_atomic_test_and_set): Honor
11234 atomic_test_and_set_trueval even when atomic_test_and_set
11235 optab is not in use.
11237 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11241 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11242 GENERAL_REGS and FP_REGS for SImode.
11244 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11247 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11248 (absdi2): New expander.
11249 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11251 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11253 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11254 (atomic_exchange<mode>_soft): New insn.
11256 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11258 * config/sh/sync.md: Update copyright notice dates.
11259 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11261 (atomic_compare_and_swap<mode>_soft): Likewise.
11263 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11266 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11267 * config/sh/sh.c: Update copyright notice dates.
11268 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11269 alignment for TARGET_HARD_SH4.
11270 (sh_option_override): Reduce default function alignment. Set
11271 loop alignment to 4 bytes when not optimizing for size.
11273 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11275 PR middle-end/50335
11276 * doc/invoke.texi (floop-flatten): Remove.
11277 * toplev.c (process_options): Remove references to flag_loop_flatten.
11278 * tree-ssa-loop.c (gate_graphite_transform): Same.
11279 * common.opt (floop-flatten): Obsolete.
11280 * graphite-poly.c (apply_poly_transforms): Remove reference to
11282 * Makefile.in (graphite-flattening.o): Remove.
11283 * graphite-flattening.c: Remove.
11285 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11287 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11288 having mode compatible with the mode of previous compare. Substitute
11289 compare mode of previous compare with the mode, compatible
11290 with eliminated and previous compare.
11292 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11294 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11296 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11298 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11299 compatible with CCGOCmode and CCGCmode.
11301 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11303 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11305 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11307 * config/arm/arm.c (arm_sat_operator_match): New function.
11308 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11309 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11310 ("SAT", "SATrev"): New code iterators.
11311 ("SATlo", "SAThi"): New code iterator attributes.
11312 ("*satsi_<SAT:code>"): New pattern.
11313 ("*satsi_<SAT:code>_shift"): Likewise.
11314 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11315 and "shift" attributes.
11316 ("arm_usatsihi"): Add "insn" attribute.
11317 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11318 by powers of two. Do not allow shift by 32.
11320 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11323 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11324 to pass the argument in the register of "natural" mode.
11326 2012-03-02 Richard Guenther <rguenther@suse.de>
11328 PR tree-optimization/52406
11329 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11330 (struct indices): Add unconstrained_base member.
11331 (struct dr_alias): Remove unused vops member.
11332 (DR_UNCONSTRAINED_BASE): New define.
11333 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11334 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11335 be an artificial access that covers the whole indexed object,
11336 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11337 plain decl base-objects to their MEM_REF variant.
11338 (dr_may_alias_p): When the base-object of either data reference
11339 has unknown size use only points-to information.
11340 (compute_affine_dependence): Make dumps easier to read and
11342 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11343 DR_REF when looking for packed references.
11344 (vect_supportable_dr_alignment): Likewise.
11346 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11348 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11349 Improve conditions for peepholes of loads followed by commutative
11351 * config/arm/ldmstm.md: Regenerated.
11353 2012-03-02 Richard Guenther <rguenther@suse.de>
11355 * BASE-VER: Set to 4.8.0.
11357 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11359 * config.gcc (obsolete): Add all ARM targets using the FPA.
11360 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11361 * doc/install.texi: Avoid references to obsolete ARM ports.
11363 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11365 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11367 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11368 Joern Rennecke <joern.rennecke@embecosm.com>
11370 * doc/extend.texi: Expand and update information on interrupt
11371 attribute for Epiphany.
11373 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11375 * config/sh/sh-protos.h: Update copyright notice dates.
11376 * config/sh/sh.h: Likewise.
11377 * config/sh/sh.md: Likewise.
11378 * config/sh/constraints.md: Likewise.
11379 * config/sh/predicates.md: Likewise.
11381 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11383 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11384 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11386 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11388 * config/sh/constraints.md: Fix comment typo.
11390 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11393 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11394 unsigned HOST_WIDE_INT.
11395 (zvdep_imm64): Likewise.
11396 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11397 (vdepi_and): Likewise.
11398 Likewise for unamed 64-bit patterns.
11399 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11401 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11404 PR rtl-optimization/52417
11405 * cselib.c (cselib_any_perm_equivs): New variable.
11406 (cselib_reset_table): Check that it's not set when not
11407 preserving constants.
11408 (cselib_add_permanent_equiv): Set it.
11409 (cselib_have_permanent_equivalences): New.
11410 (cselib_init, cselib_finish): Reset it.
11411 * cselib.h (cselib_have_permanent_equivalences): Declare.
11412 * alias.c (get_addr): Restore earlier behavior when there
11413 aren't permanent equivalences.
11415 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11417 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11418 * config/v850/v850-modes.def: Fix copyright notice.
11420 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11422 * doc/extend.texi (AVR Built-in Functions): Document
11423 __builtin_avr_flash_segment.
11425 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11426 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11427 (*split.flash_segment): New insn-and-split.
11428 * config/avr/avr.c (avr_init_builtins): Add local variables:
11429 const_memx_void_node, const_memx_ptr_type_node,
11430 char_ftype_const_memx_ptr.
11432 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11434 PR tree-optimization/52445
11435 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11436 add ssa_name_ver, offset and size fields and change store field
11438 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11439 (add_or_mark_expr): Likewise. Only consider previous stores
11440 with the same size and offset.
11441 (nt_init_block): Only look at gimple_assign_single_p stmts,
11442 doesn't look at rhs2.
11444 2012-03-01 Richard Guenther <rguenther@suse.de>
11446 PR middle-end/52443
11447 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11448 conversions from integral types to pointer types.
11450 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11452 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11453 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11454 unintentionally removed in r184616.
11456 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11458 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11461 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11462 Uros Bizjak <ubizjak@gmail.com>
11465 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11466 alternatives, add "e" constraint to the new last alternative
11467 and ! to last 3 alternatives.
11469 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11471 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11472 DW_AT_artificial attributes at the end of the processing.
11473 (gen_array_type_die): Likewise.
11474 (gen_enumeration_type_die): Likewise.
11475 (gen_struct_or_union_type_die): Likewise.
11476 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11479 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11481 PR middle-end/52419
11482 * expr.c (expand_assignment): If doing misaligned store that doesn't
11483 cover all mode bits, perform a RMW cycle.
11485 PR tree-optimization/52429
11486 * tree-parloops.c (separate_decls_in_region_debug): Return early
11487 if var is LABEL_DECL.
11489 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11491 PR tree-optimization/52424
11492 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11493 calling dom_thread_across_edge.
11495 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11497 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11499 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11501 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11502 * config/avr/avr.c (avr_output_bld): Remove unused function.
11503 (avr_out_sbxx_branch): Use "%T" to print bit position.
11505 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11507 * config/avr/avr.md: Untabify.
11509 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11511 * config/avr/avr.md (eqne): New code iterator.
11512 (*dec-and-branchsi): Use it in text peephole's condition.
11513 (*dec-and-branchhi): Ditto.
11514 (*dec-and-branchqi): Ditto.
11516 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11519 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11520 the device does not have the skip-bug.
11522 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11524 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11525 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11526 -mpretend-cmove): New.
11528 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11531 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11532 doesn't count DEBUG_INSN refs.
11533 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11534 for DEBUG_INSN refs.
11536 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11540 2012-02-20 Richard Guenther <rguenther@suse.de>
11541 PR tree-optimization/52298
11542 * tree-vect-stmts.c (vectorizable_load): Properly use
11543 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11545 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11547 PR middle-end/51752
11548 * gimple.h (gimple_in_transaction): New.
11549 (gimple_set_in_transaction): New.
11550 (struct gimple_statement_base): Add in_transaction field.
11551 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11553 (tree_ssa_lim_initialize): Compute transaction bits.
11554 * tree.h (compute_transaction_bits): Protoize.
11555 * trans-mem.c (tm_region_init): Use the heap to store BB
11557 (compute_transaction_bits): New.
11559 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11561 * gcc.c (display_help): Document --help=common and sort entries
11564 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11566 * doc/install.texi: Document check-$LANG specific shortcuts
11568 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11571 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11573 * config/arm/arm_neon.h: Regenerate.
11574 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11575 (neon_vcgeu): New insn.
11576 (neon_vcgtu): Likewise.
11577 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11578 (ops): Unsigned comparison intrinsics call a different builtin.
11580 2012-02-28 Richard Guenther <rguenther@suse.de>
11583 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11584 ordering for the VEC_CONCAT for two element vectors for
11585 V2SFmode, V2SImode and V2DImode.
11587 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11590 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11591 detecting big-endian triplets.
11593 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11595 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11596 mode if there is no type information available.
11598 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11600 PR tree-optimization/53207
11601 * doc/invoke.texi: Document as experimental and relying on graphite.
11603 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11605 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11606 of initializer to changes from r184614.
11608 2012-02-28 Richard Guenther <rguenther@suse.de>
11610 PR tree-optimization/52395
11611 * tree-sra.c (build_ref_for_offset): Also look at the base
11612 TYPE_ALIGN when figuring out the alignment of the replacement.
11614 2012-02-28 Richard Guenther <rguenther@suse.de>
11616 PR tree-optimization/52402
11617 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11618 mis-aligned types when creating the accesses at the call site.
11620 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11622 * config/avr/builtins.def: New file.
11623 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11624 * config/avr/avr.c (enum avr_builtin_id): Use it.
11625 (avr_init_builtins): Use it. And use avr_bdesc.
11626 (bdesc_1arg): Remove.
11627 (bdesc_2arg): Remove.
11628 (bdesc_3arg): Remove.
11629 (struct avr_builtin_description): Add field n_args.
11630 (avr_bdesc): New static variable using builtins.def.
11631 (avr_expand_builtin): Use it.
11632 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11633 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11634 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11636 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11639 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11640 match only one single hard register with respective hard reg rtx.
11641 (movmemx_<mode>): Ditto.
11642 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11643 insn anatomy of movmem[x]_<mode>.
11644 (avr_out_movmem): Same for printing assembler and operand usage.
11646 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11650 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
11651 address spaces located outside of device flash.
11653 * config/avr/avr.h (base_arch_s): Remove field n_segments.
11654 (mcu_type_s): Add field n_flash.
11655 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
11656 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
11657 (AVR_MCU): Add N_FLASH argument.
11658 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
11659 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
11660 macro __FLASH<n> if that address space makes sense for the device.
11661 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
11662 outside of target flash.
11663 (avr_asm_named_section): Ditto.
11664 (avr_asm_select_section): Ditto.
11665 (avr_addr_space_convert): Ditto.
11666 (avr_emit_movmemhi): Ditto.
11667 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
11668 address space is outside of device flash.
11669 (avr_insert_attributes): Ditto.
11670 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
11671 avr_current_arch->n_segments.
11673 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
11676 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
11677 (*movabs<mode>_2): Likewise.
11679 2012-02-27 Jakub Jelinek <jakub@redhat.com>
11682 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
11683 s_register_operand in the test instead of REG_P. Don't call
11684 gen_reg_rtx if it won't be used.
11686 PR tree-optimization/52376
11687 * ipa-split.c (split_function): Ignore CLOBBER stmts.
11689 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
11691 * ifcvt.c (noce_get_condition): Check condition variable is not
11692 small_register_classes_for_mode_p before accepting.
11694 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
11696 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
11698 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11701 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11702 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11704 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11706 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
11708 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
11710 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
11712 * config/sh/predicates.md: Remove blank lines.
11713 * config/sh/sh.c: Fix typos in comments.
11714 * config/sh/constraints.md: Likewise.
11715 * config/sh/sh.md: Remove blank lines.
11716 Fix typos in comments. Use ;; as comment characters.
11718 2012-02-26 Walter Lee <walt@tilera.com>
11720 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
11721 (replace_mov_pcrel_step2): Ditto.
11723 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
11726 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
11727 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
11728 and locs that reference values newer than the non-canonical value
11729 at hand. Return the canonical value as a worst case.
11730 (memrefs_conflict_p): Walk canonical value's locs.
11733 * cselib.c (preserve_only_constants): Rename to...
11734 (preserve_constants_and_equivs): ... this. Split out...
11735 (invariant_or_equiv_p): ... this. Preserve plus expressions
11736 of other preserved expressions too.
11737 (cselib_reset_table): Adjust.
11738 * var-tracking.c (reverse_op): Use canonical value to build
11741 2012-02-23 Kai Tietz <ktietz@redhat.com>
11743 * config/i386/i386.c (ix86_delegitimize_address): Handle
11744 UNSPEC_PCREL plus displacement.
11746 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
11749 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
11750 to test for unusedness in st X addressing.
11752 2012-02-24 Richard Guenther <rguenther@suse.de>
11754 PR middle-end/52361
11755 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
11756 (is_gimple_reg_type): Move inline ...
11757 * gimple.h (is_gimple_reg_type): ... here.
11759 2012-02-24 Richard Guenther <rguenther@suse.de>
11761 PR middle-end/52361
11762 * passes.c (execute_function_todo): When verifying SSA form
11763 verify gimple form first.
11764 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
11766 2012-02-24 Richard Guenther <rguenther@suse.de>
11768 PR middle-end/52355
11769 * fold-const.c (fold_addr_of_array_ref_difference): New function.
11770 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
11772 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11774 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
11776 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11778 * tree-phinodes.c (make_phi_node): Mark static.
11779 * tree-flow.h (make_phi_node): Remove extern decl.
11780 * doc/gimple.texi (make_phi_node): Remove documentation.
11782 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11784 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
11785 * tree-ssa-sccvn.c (print_scc): Ditto.
11787 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11789 * doc/passes.texi (Full redundancy elimination): Fix typo.
11791 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11793 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
11795 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
11798 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
11800 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
11803 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
11805 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
11807 * config/avr/avr.md (code_stdname): Add ior, xor.
11808 (xior): New code iterator.
11809 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
11810 (*<code_stdname><mode>qi.byte1-3): Ditto.
11812 2012-02-23 Jakub Jelinek <jakub@redhat.com>
11814 PR tree-optimization/52019
11815 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
11818 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11820 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
11821 HAVE_INITFINI_ARRAY to work around namespace pollution in
11822 certain versions of newlib system headers.
11823 * config.in: Regenerate.
11824 * configure: Regenerate.
11825 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
11826 instead of HAVE_INITFINI_ARRAY.
11828 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
11831 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
11832 is not offsettable memory reference.
11834 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11837 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
11838 setting avr_need_clear_bss_p for __gnu_lto* symbols.
11840 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11842 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
11843 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
11845 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11847 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
11848 library on Solaris 8 even without TLS support.
11849 * configure: Regenerate.
11851 2012-02-22 Richard Guenther <rguenther@suse.de>
11853 PR middle-end/52329
11854 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
11855 for GIMPLE_DEBUG stmts.
11857 2012-02-22 Martin Jambor <mjambor@suse.cz>
11859 PR middle-end/51782
11860 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
11861 according to the base object.
11863 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11865 PR rtl-optimization/50063
11866 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
11867 and 2 (8-bit SP) in operand 2.
11868 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
11869 setup to use movhi_sp_r instead of vanilla move to write SP.
11870 Adjust REG_CFA notes to superseed unspec.
11871 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
11873 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
11874 known to be off) only with TARGET_NO_INTERRUPTS. Never use
11875 irq_state 1 (IRQ known to be on) here.
11877 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
11879 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
11881 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
11882 assign_hard_reg): Likewise.
11884 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11886 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
11888 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11890 * config/avr/avr.md
11891 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
11892 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
11894 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11896 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
11897 prototype from here to...
11898 * config/avr/avr.h: ...here.
11900 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
11903 * thumb2.md (thumb2_shiftsi3_short): Split register and
11904 immediate shifts. For register shifts tie operands 0 and 1.
11905 (peephole2 for above): Check that register-controlled shifts
11906 have suitably tied operands.
11908 2012-02-21 Quentin Neill <quentin.neill@amd.com>
11911 * config/i386/bdver1.md (bdver1_call, bdver1_push,
11912 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
11913 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
11914 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
11915 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
11916 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
11917 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
11918 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
11919 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
11920 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
11921 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
11922 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
11923 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
11924 bdver1_ssevector_avx256_unaligned_load,
11925 bdver1_ssevector_sse128_unaligned_load,
11926 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
11927 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
11928 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
11929 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
11930 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
11931 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
11932 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
11933 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
11934 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
11935 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
11936 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
11937 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
11938 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
11939 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
11940 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
11941 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
11942 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
11943 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
11944 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
11945 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
11946 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
11947 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
11948 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
11949 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
11950 bdver1_ssediv_double_load, bdver1_ssediv_double,
11951 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
11952 Add "bdver2" attribute.
11954 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11956 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
11957 default if possible and not specified otherwise.
11959 2012-02-21 Richard Guenther <rguenther@suse.de>
11961 PR middle-end/52314
11962 * gimplify.c (create_tmp_from_val): Use the main variant type
11963 for the type of the temporary we create.
11965 2012-02-21 Richard Guenther <rguenther@suse.de>
11967 PR tree-optimization/52324
11968 * gimplify.c (gimplify_expr): When re-gimplifying expressions
11969 do not gimplify a MEM_REF address operand if it is already
11972 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11974 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
11975 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
11977 2012-02-21 Richard Guenther <rguenther@suse.de>
11979 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
11980 nested_in_vect_loop.
11982 2012-02-21 Jakub Jelinek <jakub@redhat.com>
11984 PR tree-optimization/52318
11985 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
11986 vdef also to non-pure/const call stmts in the sequence.
11988 2012-02-21 Tristan Gingold <gingold@adacore.com>
11990 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
11992 2012-02-20 David S. Miller <davem@davemloft.net>
11994 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
11995 don't use the "rd %pc" instruction on v9 for PIC register loads.
11997 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
11999 PR middle-end/52141
12000 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12001 in a transaction safe function.
12003 2012-02-20 Kai Tietz <ktietz@redhat.com>
12006 * stor-layout.c (place_field): Handle desired_align for
12009 2012-02-20 Richard Guenther <rguenther@suse.de>
12011 PR tree-optimization/52298
12012 * tree-vect-stmts.c (vectorizable_store): Properly use
12013 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12015 (vectorizable_load): Likewise.
12016 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12017 Access DR_STEP after ensuring it is not NULL.
12019 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12021 PR tree-optimization/52286
12022 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12023 optimization use double_int_to_tree instead of build_int_cst_wide,
12024 rewrite to use double_int vars.
12026 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12029 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12031 Remove -e 0 from $gcc_cv_ld invocation.
12032 Only use __GLIBC_PREREQ if defined.
12033 Enable on Solaris since Solaris 8 patch.
12034 (gcc_SUN_LD_VERSION): New macro.
12035 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12036 gcc_SUN_LD_VERSION for version number format.
12037 * configure: Regenerate.
12038 * varasm.c (get_elf_initfini_array_priority_section): Set
12039 SECTION_NOTYPE for non-default priority.
12040 Use get_section instead of get_unnamed_section to emit
12041 .init_array/.fini_array with default priority.
12043 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12045 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12046 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12047 (mips_start_unique_function, mips_output_mips16_rdhwr)
12048 (mips_code_end): New functions.
12049 (TARGET_ASM_CODE_END): Define.
12051 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12053 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12054 to stubs with non-sibling calls.
12056 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12058 * doc/invoke.texi (-fira-* options): Copy-edit.
12059 (ira-* parameters): Copy-edit.
12061 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12063 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12064 GCC coding conventions.
12066 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12068 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12069 when used as adjectives.
12071 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12073 * doc/invoke.texi: Clean up "that"/"which" confusion.
12075 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12077 * system.h: Poison SMALL_REGISTER_CLASSES
12078 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12079 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12081 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12083 PR tree-optimization/52285
12084 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12085 when deciding if a call is a tail call or tail recursion.
12087 2012-02-16 Kai Tietz <ktietz@redhat.com>
12089 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12090 interger-constant displacement for UNSPEC_PCREL.
12092 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12094 PR rtl-optimization/52208
12095 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12096 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12098 PR tree-optimization/52255
12099 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12100 loop->header has virtual PHI, but exit_e->dest doesn't, add
12101 virtual PHI to exit_e->dest and adjust all uses after the loop.
12104 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12105 children with clone_tree_hash, not after it.
12107 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12109 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12110 extended identifiers.
12112 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12114 PR middle-end/51929
12115 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12116 a same_body_alias, also test whether e->callee isn't a former
12117 or current clone of the decl this is a same body alias of.
12119 PR translation/52264
12120 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12122 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12124 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12126 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12129 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12130 force_reg instead of copy_to_reg for better optimization. Force
12131 non-register or memory operands into a register.
12133 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12135 * extend.texi: Reserve upper bits of memory model for future use.
12137 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12138 Anatoly Sokolov <aesok@post.ru>
12139 Eric Weddington <eric.weddington@atmel.com>
12142 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12143 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12144 Rewrite initializers for .macro.
12145 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12146 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12147 atxmega32d4, atxmega32x1.
12148 avrxmega4: atxmega64a3, atxmega64d3.
12149 avrxmega5: atxmega64a1, atxmega64a1u.
12150 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12151 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12152 avrxmega7: atxmega128a1, atxmega128a1u.
12153 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12154 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12155 (struct base_arch_s): Rename reserved to xmega_p.
12156 Rename reserved2 to have_rampd.
12157 (AVR_XMEGA): New define.
12158 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12159 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12160 * config/avr/predicates.md (io_address_operand): Take into
12161 account SFR offset.
12162 (low_io_address_operand): Ditto.
12163 (high_io_address_operand): Ditto.
12164 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12165 (enabled, movhi_sp_r): Use them.
12166 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12167 cpp_define_formatted to built-in define __AVR_ARCH__.
12168 (__AVR_XMEGA__): New built-in define.
12169 (__AVR_HAVE_RAMPD__): New built-in define.
12170 (__AVR_HAVE_RAMPX__): New built-in define.
12171 (__AVR_HAVE_RAMPY__): New built-in define.
12172 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12174 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12175 (avr_option_override): Initialize them.
12176 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12177 (avr_init_expanders): Initialize them. No more block several calls.
12178 (emit_push_sfr): New static function.
12179 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12181 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12182 (avr_print_operand): Print addreeses as symbols for
12183 RAMPX, RAMPY, RAMPD, CCP.
12184 (output_movhi): Handle AVR_XMEGA when writing to SP.
12185 (avr_out_movhi_mr_r_xmega): New static function.
12186 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12187 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12188 __RAMPD__, __CCP__ as needed.
12190 * config/avr/multilib.h: Regenerate.
12191 * config/avr/t-multilib: Regenerate.
12192 * config/avr/avr-tables.opt: Regenerate.
12194 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12196 PR tree-optimization/50561
12197 * graphite-flattening.c (lst_project_loop): Do not
12198 remove old scattering dimensions after flattening.
12199 (lst_do_flatten): Likewise.
12201 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12203 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12204 __builtin_avr_map8, __builtin_avr_map16.
12205 Document __builtin_avr_insert_bits.
12207 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12208 (insert_bits): New insn.
12209 (adjust_len.map_bits): Rename to insert_bits.
12210 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12211 * avr-protos.h (avr_out_map_bits): Remove.
12212 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12213 * config/avr/constraints.md (Cxf,C0f): New.
12214 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12215 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12216 New built-in define __BUILTIN_AVR_INSERT_BITS.
12217 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12218 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12219 (avr_move_bits): Rewrite.
12220 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12222 (avr_map_op_t): New typedef.
12223 (avr_map_op): New static variable.
12224 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12225 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12226 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12227 (bdesc_3arg, avr_expand_triop_builtin): New.
12228 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12229 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12230 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12231 (avr_map_equal_p, avr_map_sig_p): Remove.
12232 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12233 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12234 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12235 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12236 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12237 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12239 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12241 * config/c6x/c6x.md (reserve_cycles): New attribute.
12242 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12243 don't reserve functional units after the branch occurs.
12245 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12247 PR middle-end/52142
12248 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12249 functions into non-tm_pure functions.
12251 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12254 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12255 (iterative_hash_canonical_type): Likewise.
12256 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12259 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12261 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12262 sched-group insn, it either remains alone or the entire list is pruned.
12264 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12266 * doc/install.texi (Prerequisites): Fix grammar.
12267 (Configuration): Likewise.
12269 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12271 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12272 MPC as part of GCC before describing configuring with --with-gmp etc.
12273 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12274 sources are present.
12276 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12279 * dwarf2out.c (clone_tree_hash): New function.
12280 (copy_decls_walk): Use it instead of clone_tree.
12282 2012-02-14 Richard Guenther <rguenther@suse.de>
12284 PR tree-optimization/52244
12285 PR tree-optimization/51528
12286 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12287 replacements for integral types.
12289 2012-02-14 Walter Lee <walt@tilera.com>
12291 * config.gcc: Handle tilegx and tilepro.
12292 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12293 tilegx and tilepro.
12294 Add HAVE_AS_TLS check for tilegx and tilepro.
12295 * configure: Regenerate.
12296 * doc/contrib.texi: Add Mat Hostetter and self.
12297 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12298 Document instruction intrinsics and network accessing intrinsics.
12299 (TILEPro Built-in Functions): New node. Document instruction
12300 intrinsics and network accessing intrinsics.
12301 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12302 (Specific, tilepro-*-linux*): Likewise.
12303 * doc/invoke.texi (TILE-Gx Options): New section.
12304 (TILEPro Options): New section.
12305 * doc/md.texi (TILE-Gx): New section.
12306 (TILEPro): New section.
12307 * common/config/tilegx/tilegx-common.c: New file.
12308 * common/config/tilepro/tilepro-common.c: New file.
12309 * config/tilegx/constraints.md: New file.
12310 * config/tilegx/linux.h: New file.
12311 * config/tilegx/mul-tables.c: New file.
12312 * config/tilegx/predicates.md: New file.
12313 * config/tilegx/sync.md: New file.
12314 * config/tilegx/t-tilegx: New file.
12315 * config/tilegx/tilegx-builtins.h: New file.
12316 * config/tilegx/tilegx-c.c: New file.
12317 * config/tilegx/tilegx-generic.md: New file.
12318 * config/tilegx/tilegx-modes.def: New file.
12319 * config/tilegx/tilegx-multiply.h: New file.
12320 * config/tilegx/tilegx-protos.h: New file.
12321 * config/tilegx/tilegx.c: New file.
12322 * config/tilegx/tilegx.h: New file.
12323 * config/tilegx/tilegx.md: New file.
12324 * config/tilegx/tilegx.opt: New file.
12325 * config/tilepro/constraints.md: New file.
12326 * config/tilepro/gen-mul-tables.cc: New file.
12327 * config/tilepro/linux.h: New file.
12328 * config/tilepro/mul-tables.c: New file.
12329 * config/tilepro/predicates.md: New file.
12330 * config/tilepro/t-tilepro: New file.
12331 * config/tilepro/tilepro-builtins.h: New file.
12332 * config/tilepro/tilepro-c.c: New file.
12333 * config/tilepro/tilepro-generic.md: New file.
12334 * config/tilepro/tilepro-modes.def: New file.
12335 * config/tilepro/tilepro-multiply.h: New file.
12336 * config/tilepro/tilepro-protos.h: New file.
12337 * config/tilepro/tilepro.c: New file.
12338 * config/tilepro/tilepro.h: New file.
12339 * config/tilepro/tilepro.md: New file.
12340 * config/tilepro/tilepro.opt: New file.
12342 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12344 PR tree-optimization/52210
12345 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12346 vect_model_simple_cost with two entry vect_def_type array instead
12347 of an address of dt.
12349 2012-02-14 Richard Guenther <rguenther@suse.de>
12352 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12353 Do not stream DECL_QUALIFIER.
12354 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12355 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12356 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12358 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12361 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12364 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12367 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12368 * cselib.c (cselib_subst_to_values_from_insn): New function.
12369 * sched-deps.c (add_insn_mem_dependence,
12370 sched_analyze_1, sched_analyze_2): Use it.
12372 2012-02-13 Jan Hubicka <jh@suse.cz>
12374 PR middle-end/52214
12375 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12377 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12379 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12380 (GTM_SELF_SPECS): Define if not already defined.
12381 (driver_self_specs): Add GTM_SELF_SPECS.
12382 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12383 (GTM_SELF_SPECS): Define.
12384 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12385 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12387 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12389 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12392 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12394 PR middle-end/52230
12395 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12396 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12398 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12401 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12403 2012-02-13 Richard Guenther <rguenther@suse.de>
12405 PR translation/52211
12406 * passes.c (enable_disable_pass): Fix typo.
12408 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12410 PR middle-end/52209
12411 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12412 XOR for reduce_bit_field if type is unsigned.
12414 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12416 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12417 disallow changes from SFmode to mode with different size in FP regs.
12419 2012-02-12 Robert Millan <rmh@gnu.org>
12420 Gerald Pfeifer <gerald@pfeifer.com>
12422 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12425 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12427 PR rtl-optimization/52175
12428 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12429 to frame-related instructions.
12431 2012-02-10 Jason Merrill <jason@redhat.com>
12434 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12435 (demangle_new_symbols): Fill it.
12436 (scan_linker_output): Walk it.
12437 (start_tweaking): Split out from scan_linker_output.
12438 (maybe_tweak): Update sym->chosen.
12439 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12441 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12444 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12446 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12448 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12449 having the same mode as previous compare.
12451 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12453 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12454 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12455 (nonlocal_goto_internal): Likewise.
12456 (nonlocal_goto): Emit a use and an indirect jump directly.
12458 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12461 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12462 __atomic_{is,always}_lock_free.
12464 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12467 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12468 negative constant address for TARGET_X32.
12470 2012-02-10 Richard Henderson <rth@redhat.com>
12472 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12473 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12474 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12476 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12477 Ira Rosen <irar@il.ibm.com>
12479 PR tree-optimization/50031
12480 * targhooks.c (default_builtin_vectorization_cost): Handle
12481 vec_promote_demote.
12482 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12483 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12484 all types of reduction and pattern statements.
12485 (vect_estimate_min_profitable_iters): Likewise.
12486 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12487 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12488 for explicit realigns.
12489 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12490 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12491 vec_promote_demote.
12492 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12493 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12494 vec_perm for VSX and handle vec_promote_demote.
12496 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12498 PR middle-end/52177
12499 * builtins.c (fold_builtin_atomic_always_lock_free,
12500 expand_builtin_atomic_always_lock_free,
12501 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12502 Return and/or test boolean_true_node/boolean_false_node instead of
12503 integer_one_node/integer_zero_node.
12505 2012-02-10 Jan Hubicka <jh@suse.cz>
12507 PR middle-end/48600
12508 * predict.c (predict_paths_for_bb): Prevent looping.
12509 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12511 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12513 * config/arm/arm.c (output_move_double): In one case properly
12514 count number of instructions that will be emitted.
12516 2012-02-10 Richard Guenther <rguenther@suse.de>
12518 PR translation/52193
12519 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12521 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12523 PR middle-end/52140
12524 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12526 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12529 * var-tracking.c (emit_note_insn_var_location): If
12530 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12531 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12532 non-NOTE_DURING_CALL_P insn.
12534 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12536 PR middle-end/51867
12537 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12539 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12542 * gcc.c (switch_matches) Support switches with separated form,
12545 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12547 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12549 (RAMPZ_ADDR): Ditto.
12550 * config/avr/avr.c (avr_addr_t): New typedef.
12551 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12552 (avr_init_expanders): Initialize it.
12553 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12555 (expand_epilogue): Ditto.
12556 (avr_print_operand): Ditto.
12557 (avr_file_start): Ditto.
12558 (avr_emit_movmemhi): Ditto.
12560 2012-02-08 Richard Guenther <rguenther@suse.de>
12562 PR tree-optimization/46886
12563 * tree-flow.h (do_while_loop_p): Declare.
12564 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12565 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12567 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12569 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12570 always succeed for integers larger than a native word.
12572 2012-02-08 Richard Guenther <rguenther@suse.de>
12574 PR rtl-optimization/52170
12575 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12576 properly handle integer vector modes.
12578 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12580 PR gcov-profile/52150
12581 * coverage.c: Include target.h.
12582 (build_var): Call targetm.strip_name_encoding on the assembler name.
12583 Change one _ into . or $ if the target allows it.
12584 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12586 PR rtl-optimization/52139
12587 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12588 is a BARRIER after emit_insn_after_noloc, move BB_END
12589 to the last non-BARRIER insn before it.
12591 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12593 PR middle-end/24306
12594 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12595 (mips_gimplify_va_arg_expr): Call it instead of
12596 std_gimplify_va_arg_expr.
12598 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12600 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12601 message for -mno-pointers-to-nested-function.
12603 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12605 PR middle-end/51994
12606 * expr.c (get_inner_reference): If there is an offset, add a negative
12607 bit position to it (if any).
12609 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12611 PR rtl-optimization/52060
12612 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12613 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12614 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12615 and/or i0src_copy2 when needed.
12617 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12619 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12620 or LTOPLUGINSONAME if have_c.
12622 * config/freebsd-spec.h: Add comment about what macros can be defined
12624 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12625 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12628 2012-02-07 Richard Guenther <rguenther@suse.de>
12630 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12631 newline in -alias dumps.
12633 2012-02-07 Kai Tietz <ktietz@redhat.com>
12634 Dave Korn <dave.korn.cygwin@gmail.com>
12637 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12638 Take care that typinfo gets dllexport-attribute.
12640 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12642 PR middle-end/52074
12643 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12644 if modifier < EXPAND_SUM call force_operand on the result.
12646 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
12648 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
12649 adding __forwarder_dst__ prefix if a forwarder_section attribute is
12651 (epiphany_function_type): Replace types for specific interrupts with
12652 EPIPHANY_FUNCTION_INTERRUPT.
12653 (EPIPHANY_INTERRUPT_P): Update.
12654 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
12655 New static function.
12656 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
12657 <disinterrupt>: Affects type identity.
12658 (epiphany_handle_interrupt_attribute): Handle variable number of
12660 (epiphany_compute_function_type): Update for new
12661 epiphany_function_type definition.
12662 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
12663 handlers with a longcall forwarder.
12664 (epiphany_start_function): Handle multiple interrupt arguments and/or
12665 forwarder_section attribute.
12667 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
12670 2012-02-07 Alan Modra <amodra@gmail.com>
12673 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
12676 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12678 PR tree-optimization/50969
12679 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
12680 use vec_perm rather than vector_stmt.
12681 (vect_model_load_cost): Likewise.
12682 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
12683 vec_perm to be the same as other vector statements.
12684 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12685 cost of vec_perm for TARGET_VSX.
12687 2012-02-06 Richard Guenther <rguenther@suse.de>
12689 PR tree-optimization/52115
12690 * tree-sra.c (access_has_replacements_p): New function.
12691 (sra_modify_assign): Use it to decide whether a use is uninitialized.
12693 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
12695 PR middle-end/52047
12696 * trans-mem.c (expand_call_tm): Add an assertion.
12697 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
12700 2012-02-06 Richard Guenther <rguenther@suse.de>
12702 PR tree-optimization/50955
12703 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
12704 raise cost of expressions that replace an address with an
12705 expression based on a different pointer.
12707 2012-02-06 Jakub Jelinek <jakub@redhat.com>
12710 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
12711 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
12713 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
12716 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
12717 -Weffc++ and specify guidelines come from second edition.
12719 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12721 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
12722 (sibcall_value_multiple_internal, call_split, call_internal_direct)
12723 (call_direct_split, call_value_split, call_value_internal_direct)
12724 (call_value_direct_split, call_value_multiple_split): Use jal and
12725 jal_macro attributes.
12727 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12729 * reload1.c (reload_regs_reach_end_p): Replace with...
12730 (reload_reg_rtx_reaches_end_p): ...this function.
12731 (new_spill_reg_store): Update commentary.
12732 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
12733 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
12734 before setting new_spill_reg_store.
12735 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
12736 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
12737 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
12738 for non-spill reload registers.
12740 2012-02-05 Ira Rosen <irar@il.ibm.com>
12742 PR tree-optimization/52091
12743 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
12744 (vect_is_simple_use_1): Likewise.
12745 * tree-vect-loop.c (vectorizable_reduction): Update calls
12746 to vect_is_simple_use_1 and vect_is_simple_use.
12747 (vectorizable_live_operation): Likewise.
12748 * tree-vect-patterns.c (widened_name_p,
12749 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
12750 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
12751 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12752 vectorizable_shift,vectorizable_operation, vectorizable_store,
12753 vectorizable_load): Likewise.
12754 (vect_is_simple_cond): Add an argument, pass it to
12755 vect_is_simple_use_1.
12756 (vectorizable_condition): Update calls to vect_is_simple_cond,
12757 vect_is_simple_use.
12758 (vect_is_simple_use): Add an argument, the statement in which
12759 OPERAND is used. Check that if OPERAND's def stmt is a double
12760 reduction phi node, the use is a phi node too.
12761 (vect_is_simple_use_1): Add an argument, pass it to
12762 vect_is_simple_use.
12763 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
12764 to vect_is_simple_use.
12766 2012-02-04 Jakub Jelinek <jakub@redhat.com>
12768 PR rtl-optimization/52095
12769 * modulo-sched.c (dump_insn_locator): New function.
12770 (loop_canon_p, sms_schedule): Use it.
12772 PR rtl-optimization/52113
12773 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
12774 even for decomposable shift/zext insns.
12776 2012-02-03 Jakub Jelinek <jakub@redhat.com>
12777 Zdenek Dvorak <ook@ucw.cz>
12779 PR rtl-optimization/52092
12780 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
12781 on get_iv_value result.
12783 2012-02-02 Andrew Pinski <apinski@cavium.com>
12785 PR middle-end/47982
12786 PR middle-end/43967
12787 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
12789 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12791 PR middle-end/48071
12792 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
12794 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
12796 PR rtl-optimization/49800
12797 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
12798 (sched_finish): Call regstat_free_n_sets_and_refs.
12800 2012-02-02 Jia Liu <proljc@gmail.com>
12802 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
12805 2012-02-02 Jan Hubicka <jh@suse.cz>
12806 Tom de Vries <tom@codesourcery.com>
12808 PR middle-end/51998
12809 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
12810 * varpool.c (varpool_analyze_pending_decls): Likewise.
12812 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
12813 Jayant R Sonar <jayant.sonar@kpitcummins.com>
12815 * config.gcc: Add cr16-* support.
12817 * doc/extend.texi: Document cr16 extensions.
12818 * doc/install.texi: Document cr16 install.
12819 * doc/invoke.texi: Document cr16 options.
12820 * doc/md.texi: Document cr16 constraints.
12822 * common/config/cr16/cr16-common.c: New file.
12823 * config/cr16/cr16.c: New file.
12824 * config/cr16/cr16.h: New file.
12825 * config/cr16/cr16.md: New file.
12826 * config/cr16/cr16.opt: New file.
12827 * config/cr16/cr16-protos.h: New file.
12828 * config/cr16/predicates.md: New file.
12829 * config/cr16/constraints.md: New file.
12830 * config/cr16/t-cr16: New file.
12832 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12835 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
12836 that operands[2] is either immediate, or q_regs_operand.
12838 PR tree-optimization/52073
12839 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
12840 a pattern stmt for pattern uses, ignore uses outside of the loop.
12842 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12844 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
12845 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
12846 (OUT_AS1, OUT_AS2): Remove.
12848 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12850 PR rtl-optimization/51374
12851 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
12852 to cross other volatile_refs_p insns.
12854 2012-02-01 Richard Guenther <rguenther@suse.de>
12856 * doc/invoke.texi (fno-inline): Clarify documentation.
12857 (finline-small-functions): Likewise.
12858 (finline-functions): Likewise.
12859 * common.opt (finline): Adjust comment and documentation.
12860 (finline-small-functions): Clarify documentation.
12861 (finline-functions): Likewise.
12862 (finline-functions-called-once): Likewise.
12864 2012-02-01 Tristan Gingold <gingold@adacore.com>
12866 * c-typeck.c (composite_type): Keep mode for pointers.
12868 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
12870 * function.h (regno_reg_rtx): Adjust comment.
12871 * reginfo.c (init_reg_modes_target): Only use the previous mode
12872 if it fits within one register. Remove MIPS comment.
12874 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12877 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
12879 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12881 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
12882 to srak instruction.
12884 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12886 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
12888 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12893 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
12895 2012-01-31 Richard Guenther <rguenther@suse.de>
12897 PR tree-optimization/51528
12898 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
12901 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12906 * ree.c (add_removable_extension): Change def_map argument
12907 to unsigned *, store in def_map 1 + offset into *insn_list vector
12908 instead of pointers into the vector.
12909 (find_removable_extensions): Adjust caller.
12911 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12913 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
12914 Transform all "* quoted-c-code" to { c-code }.
12915 Remove redundant test for "optimize" in combine patterns.
12916 Move (include "avr-dimode.md") to end of file.
12918 2012-01-30 Bin Cheng <bin.cheng@arm.com>
12921 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
12922 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
12924 2012-01-30 Richard Guenther <rguenther@suse.de>
12926 PR tree-optimization/52028
12927 * tree-loop-distribution.c (ldist_gen): Properly update
12930 2012-01-30 Jakub Jelinek <jakub@redhat.com>
12933 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
12934 set_cur_line_info_table if not emitting debug info.
12936 PR tree-optimization/52046
12937 * tree-vect-patterns.c (check_bool_pattern): Give up if
12938 a comparison could throw.
12941 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
12943 2012-01-30 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/52045
12946 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
12947 SSA form if cfgcleanup did anything.
12949 2012-01-30 Richard Guenther <rguenther@suse.de>
12951 PR tree-optimization/52045
12952 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
12953 before computing final todo.
12955 2012-01-30 Richard Guenther <rguenther@suse.de>
12957 PR tree-optimization/51528
12958 * tree-sra.c (sra_modify_assign): Re-factor in preparation
12961 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
12963 * df-problems.c (df_kill_notes): Check that the use refers
12964 to the note under examination.
12966 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
12969 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
12970 parameter and use short-lived pseudos.
12971 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
12972 (sparc_expand_vector_init): Const-ify local variables and adjust
12973 calls to above functions.
12975 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12977 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
12979 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
12981 * doc/invoke.texi: Make usage of "compile time" and
12982 "run time"/"runtime" consistent throughout the file.
12984 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
12986 * config/alpha/alpha.c (alpha_option_override): Default to
12987 full IEEE compliance mode for Go language.
12989 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
12991 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
12992 (LINK_SSP_SPEC): Define.
12994 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12997 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13000 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13002 * doc/invoke.texi: Correct hyphenation of "floating point",
13003 "double precision", and related terminology throughout the file.
13005 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13008 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13009 arm_general_register_operand predicate for operand 2 instead of
13012 2012-01-27 Ian Lance Taylor <iant@google.com>
13015 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13016 * builtins.c (expand_builtin_init_trampoline): Add onstack
13017 parameter. Change caller.
13018 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13019 * tree.c (build_common_builtin_nodes): Declare
13020 __builtin_init_heap_trampoline.
13022 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13024 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13025 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13026 * config/avr/avr.c: Ditto.
13027 (avr_regnames): Remove because unused.
13028 * config/avr/avr.md (*cpse.ne): New peephole.
13029 (*cpse.eq): New peephole from former cpse peepholes.
13031 2012-01-27 Michael Eager <eager@eagercon.com>
13033 * config/microblaze.c (microblaze_emit_compare): Correct
13034 test after pcmp instruction.
13036 2012-01-27 Richard Guenther <rguenther@suse.de>
13038 PR tree-optimization/52020
13039 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13041 2012-01-27 Richard Guenther <rguenther@suse.de>
13043 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13044 function non-const/pure.
13046 2012-01-27 Richard Guenther <rguenther@suse.de>
13048 PR tree-optimization/50444
13049 * tree-sra.c (build_ref_for_offset): Properly adjust the
13050 MEM_REF type for unaligned accesses.
13052 2012-01-27 Richard Guenther <rguenther@suse.de>
13054 PR tree-optimization/50444
13055 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13056 (expand_assignment): Use it. Properly handle misaligned
13057 bases when expanding stores to component references.
13058 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13059 refactor that case.
13061 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13063 PR middle-end/51389
13064 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13065 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13066 * tree-data-ref.c (find_data_references_in_loop): Make static.
13067 (compute_all_dependences): Change return type to bool. Bail out
13068 for too many datarefs in a loop. Move the hunk resetting the data
13069 dependences vector from ...
13070 (compute_data_dependences_for_loop): ... here. Account for
13071 compute_all_dependences returning false.
13072 (compute_data_dependences_for_bb): Likewise.
13073 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13074 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13076 2012-01-27 Richard Guenther <rguenther@suse.de>
13078 PR middle-end/51959
13079 * expr.c (store_field): Use the alias-set of the scratch memory
13082 2012-01-27 Tom de Vries <tom@codesourcery.com>
13084 PR tree-optimization/51990
13085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13087 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13089 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13092 * var-tracking.c (reverse_op): Don't add any reverse operation
13093 if V already has any constant locations.
13095 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13097 * doc/invoke.texi: Correct usage of "command line" (noun)
13098 vs "command-line" (adjective) throughout.
13100 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13102 * doc/invoke.texi (Language Independent Options): Move
13103 -Wcoverage-mismatch blurb from here....
13104 (Warning Options): ...to here.
13106 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13108 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13109 Set rs6000_always_hint to false for 476.
13111 2012-01-27 Matthias Klose <doko@ubuntu.com>
13113 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13115 * incpath.c (add_standard_paths): Likewise.
13117 2012-01-27 Richard Henderson <rth@redhat.com>
13119 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13120 * config/m68k/sync.md (atomic_test_and_set): Rename from
13121 sync_test_and_setqi and adjust the operands.
13122 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13123 and unconditionally enable.
13125 2012-01-27 Richard Henderson <rth@redhat.com>
13127 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13128 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13129 (ldstub): Rename from ldstubqi.
13130 (ldstub<I24MODE>): Remove.
13132 2012-01-27 Richard Henderson <rth@redhat.com>
13134 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13135 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13136 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13137 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13138 * doc/tm.texi: Rebuild.
13140 2012-01-27 Richard Henderson <rth@redhat.com>
13142 * optabs.c (gen_atomic_test_and_set): Remove default.
13143 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13145 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13147 PR rtl-optimization/51978
13148 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13149 (combine_reaching_defs): Likewise.
13150 (struct re_info): Remove.
13151 (add_removable_extension): Remove x and data arguments,
13152 add insn, insn_list and def_map. Use the arguments directly
13153 instead of using struct re_info.
13154 (find_removable_extensions): Don't call add_removable_extension
13155 through note_stores, instead just call it with single_set
13156 result if non-NULL.
13157 (find_and_remove_re): Pass curr_cand->expr instead of
13158 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13160 2012-01-26 Michael Matz <matz@suse.de>
13162 PR tree-optimization/46590
13163 * cfgexpand.c: Revert last change (r183305).
13164 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13166 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13167 checking for emptiness.
13169 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13171 PR middle-end/51895
13172 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13173 non-addressable non-BLKmode base correctly.
13175 2012-01-26 Michael Matz <matz@suse.de>
13177 PR tree-optimization/48794
13178 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13179 regions referenced from RESX/EH_DISPATCH.
13181 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13183 * config/s390/s390.h: Make BRANCH_COST an option.
13184 * config/s390/s390.opt: New option -mbranch-cost.
13186 2012-01-26 Richard Henderson <rth@redhat.com>
13188 Revert 2012-01-24 change:
13189 * trans-mem.c (requires_barrier): Do not instrument thread local
13190 variables and emit save/restore for them.
13192 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13194 PR middle-end/51986
13195 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13198 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13200 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13203 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13206 Rename __pgm to __flash.
13207 Rename __pgm1 to __flash1.
13208 Rename __pgm2 to __flash2.
13209 Rename __pgm3 to __flash3.
13210 Rename __pgm4 to __flash4.
13211 Rename __pgm5 to __flash5.
13212 Rename __pgmx to __memx.
13213 * doc/extend.texi (AVR Named Address Spaces)
13214 Rename address space names as indicated above.
13215 * config/avr/avr.c (avr_addrspace): Ditto.
13217 * config/avr/avr-protos.h
13218 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13219 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13220 * config/avr/predicates.md: Ditto.
13221 * config/avr/avr.c Ditto, and
13222 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13223 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13225 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13226 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13227 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13228 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13229 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13230 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13231 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13232 * config/avr/avr.c: Ditto.
13233 * config/avr/avr.md: Ditto.
13235 2012-01-25 Jason Merrill <jason@redhat.com>
13238 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13240 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13242 PR tree-optimization/51987
13243 * tree-data-ref.c (get_references_in_stmt): Handle references in
13244 non-volatile GIMPLE_ASM.
13246 2012-01-25 Richard Guenther <rguenther@suse.de>
13248 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13249 bases are dereferenced.
13251 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13253 PR rtl-optimization/48374
13254 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13256 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13258 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13259 compute_data_dependences_for_loop returns false.
13260 * tree-parloops.c (loop_parallel_p): Likewise.
13262 2012-01-25 Richard Guenther <rguenther@suse.de>
13264 * tree.h (get_pointer_alignment_1): Declare.
13265 * builtins.c (get_pointer_alignment_1): New function.
13266 (get_pointer_alignment): Use it.
13268 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13270 PR rtl-optimization/48308
13271 * combine.c (enum undo_kind): Add UNDO_LINKS.
13272 (struct undo): Add member l to other_contents and where.
13273 (do_SUBST_LINK): New.
13275 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13276 (undo_all): Handle UNDO_LINKS.
13278 2012-01-25 Richard Henderson <rth@redhat.com>
13280 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13283 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13285 * optabs.c (gen_atomic_test_and_set): Use each argument.
13287 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13289 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13290 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13291 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13292 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13293 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13294 TARGET_PAIRED_SINGLE_FLOAT.
13296 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13298 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13299 (in_struct, return_val): Remove MEM documentation.
13300 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13301 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13302 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13304 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13305 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13306 * expr.c (store_field): Likewise.
13307 * function.c (assign_stack_temp_for_type): Likewise.
13308 * ifcvt.c (noce_try_cmove_arith): Likewise.
13309 * reload1.c (reload): Likewise.
13310 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13311 (alpha_set_memflags): Likewise.
13312 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13314 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13316 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13318 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13319 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13320 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13322 * cselib.c (cselib_rtx_varies_p): Delete.
13323 (cselib_invalidate_mem): Update call to canon_true_dependence.
13324 * dse.c (record_store, check_mem_read_rtx): Likewise.
13325 (scan_reads_nospill): Likewise.
13326 * cse.c (check_dependence): Likewise.
13327 (cse_rtx_varies_p): Delete.
13328 * expr.c (safe_from_p): Update call to true_dependence.
13329 * ira.c (validate_equiv_mem_from_store): Likewise.
13330 (memref_referenced_p): Likewise.
13331 * postreload-gcse.c (find_mem_conflicts): Likewise.
13332 * sched-deps.c (sched_analyze_2): Likewise.
13333 * store-motion.c (load_kills_store): Likewise.
13334 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13335 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13336 (compute_transp): Update call to canon_true_dependence.
13338 2012-01-25 Richard Henderson <rth@redhat.com>
13340 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13341 (maybe_emit_atomic_test_and_set): New.
13342 (expand_sync_lock_test_and_set): Use it.
13343 (expand_atomic_test_and_set): Likewise.
13344 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13345 the implementation; clarify implementation defined details.
13346 * doc/md.texi (atomic_test_and_set): Document.
13348 2012-01-25 Richard Henderson <rth@redhat.com>
13350 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13352 2012-01-25 Richard Henderson <rth@redhat.com>
13355 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13356 to effect no-op split.
13358 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13361 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13362 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13363 (BT_FN_VOID_PTR_INT_SIZE): New.
13364 (BT_FN_UINT_UINT_VAR): Remove.
13365 (BT_FN_UINT32_UINT32_VAR): New.
13366 (BT_FN_DOUBLE_VPTR): Remove.
13367 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13369 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13370 (_ITM_changeTransactionMode): Same.
13371 (_ITM_memmoveRtWt): Change return type to void.
13372 (_ITM_memcpyRtWt): Same.
13373 (_ITM_memsetW): Same.
13374 (_ITM_RaRD): Change types to double.
13379 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13381 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13382 Patrick Marlier <patrick.marlier@gmail.com>
13384 * trans-mem.c (requires_barrier): Do not instrument thread local
13385 variables and emit save/restore for them.
13387 2012-01-24 Jason Merrill <jason@redhat.com>
13390 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13391 output static aliases.
13393 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13396 * common.opt (-pie, -shared, pie, shared): Change from Common to
13398 * gcc.c (display_help): Display help for -pie and -shared.
13400 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13403 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13404 Remove note on size/offset limitation.
13405 (AVR Variable Attributes): Add example how to read data located
13406 with progmem. Refer to named address spaces.
13407 * doc/invoke.texi (AVR Options): Fix typo.
13409 2012-01-24 Richard Guenther <rguenther@suse.de>
13411 Forward-port to trunk
13412 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13414 PR middle-end/45678
13415 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13416 op0 isn't sufficiently aligned and there is movmisalignM
13417 insn for mode, use it to load op0 into a temporary register.
13419 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13422 * target.def (const_not_ok_for_debug_p): New hook.
13423 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13425 * doc/tm.texi: Regenerated.
13426 * dwarf2out.c (const_ok_for_output_1): If
13427 targetm.const_not_ok_for_debug_p returns true, fail.
13428 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13430 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13432 2012-01-23 Kai Tietz <ktietz@redhat.com>
13435 * config/i386/predicates.md (symbolic_operand): Allow
13436 UNSPEC_PCREL as PIC expression for lea.
13437 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13438 * config/i386/i386.c (ix86_delegitimize_address): Handle
13439 UNSPEC_PCREL for none-MEM, too.
13441 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13443 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13444 (ipa_tm_create_version_alias): Same.
13446 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13449 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13450 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13452 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13453 Patrick Marlier <patrick.marlier@gmail.com>
13454 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13457 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13458 simple_object_start_read.
13460 2012-01-23 Richard Guenther <rguenther@suse.de>
13463 PR tree-optimization/51895
13464 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13465 parameter decomposition into BLKmode components.
13467 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13469 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13470 fake variables for restrict-qualified pointers whose pointed-to type
13471 contains a placeholder.
13473 2012-01-23 Richard Guenther <rguenther@suse.de>
13475 PR tree-optimization/51949
13476 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13478 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13480 PR rtl-optimization/51933
13481 * ree.c (transform_ifelse): Return true right away if dstreg is
13482 already wider or equal to cand->mode.
13483 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13484 (make_defs_and_copies_lists): Remove defs_list and copies_list
13485 arguments, add state argument, just truncate state->work_list
13486 instead of always allocating and freeing the vector. Assert that
13487 get_defs succeeds instead of returning 2. Changed return type to bool.
13488 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13489 have ext_src_mode, see if it has been modified already with the
13490 right kind of extension and has been extended before from the
13491 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13492 just return true. Remember the original mode in state->modified array.
13493 (combine_reaching_defs): Add state argument. Don't allocate and
13494 free here def_list, copied_list and vec vectors, instead just
13495 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13496 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13497 Add state variable, clear vectors in it, initialize state.modified
13498 if needed. Free all the vectors at the end and state.modified too.
13499 Don't skip a candidate if the extension expression has been modified.
13501 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13504 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13505 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13506 (extra_options) interix.opt -> i386/interix.opt"
13507 (extra_objs):Add winnt-stubs.o
13508 * configure.ac: Add interix to target_os .comm on PE check.
13509 * configure: Regenerate.
13510 * config/interix3.h: Delete and move bits to..
13511 * config/interix.h: Delete and move bits to..
13512 * config/i386/i386-interix3.h: Delete and move bits to..
13513 * config/i386/i386-interix.h: ..here.
13514 (TARGET_CPU_DEFAULT): Remove redefinition.
13515 (TARGET_ASM_CONSTRUCTOR): Undefine.
13516 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13517 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13518 (PTRDIFF_TYPE): Define.
13519 (LONG_DOUBLE_TYPE_SIZE): Define.
13520 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13521 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13522 (TARGET_SECTION_TYPE_FLAGS): Define.
13523 (ASM_DECLARE_FUNCTION_NAME): Define.
13524 (ASM_OUTPUT_EXTERNAL): Define.
13525 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13526 (ASM_OUTPUT_ALIGNED_BSS): Define.
13527 (PCC_BITFIELD_TYPE_MATTERS): Define.
13528 (USE_CONST_SECTION): Define.
13529 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13530 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13531 (SUPPORTS_ONE_ONLY): Remove.
13532 (I386_PE_STRIP_ENCODING): Define.
13533 * config/interix.opt: Delete and move bits to..
13534 * config/i386/interix.opt: ..here. New.
13535 (mpe-aligned-commons): Add.
13536 * config/i386/t-interix: Add copyright header.
13537 (winnt-stubs.o): Add rule.
13539 2012-01-22 Jason Merrill <jason@redhat.com>
13542 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13543 for extra name aliases.
13545 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13547 PR rtl-optimization/51924
13548 * ree.c (combine_set_extension): Improve debugging message.
13549 (combine_reaching_defs): Likewise.
13550 (get_defs): Rename confusingly named variable.
13551 (find_and_remove_re): Skip a candidate if the extension expression has
13554 2012-01-21 Robert Millan <rmh@gnu.org>
13555 Gerald Pfeifer <gerald@pfeifer.com>
13557 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13558 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13560 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13562 PR tree-optimization/51914
13563 * tree-vect-stmts.c (vectorizable_conversion): For
13564 cvt_type && modifier == WIDEN, put temporary with cvt_type
13565 at the beginning of vec_dsts and set vec_dest to temporary
13568 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13570 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13572 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13574 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13575 * config/rs6000/rs6000.c: Likewise.
13577 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13580 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13581 output_move_double on a copy of operands array.
13583 2012-01-20 Cary Coutant <ccoutant@google.com>
13584 Dodji Seketeli <dodji@redhat.com>
13587 * dwarf2out.c (copy_declaration_context): Return ref to parent
13588 of declaration DIE, if necessary.
13589 (remove_child_or_replace_with_skeleton): Add new parameter; update
13590 caller. Place skeleton DIE under parent DIE of original declaration.
13591 Move call to copy_declaration_context to here ...
13592 (break_out_comdat_types): ... from here.
13594 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13596 PR rtl-optimization/51856
13597 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13600 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13603 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13604 hints for neon loads and stores.
13606 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13610 * doc/extend.texi (Named Address Spaces): Split into subsections.
13611 (AVR Named Address Spaces): New subsection.
13612 (M32C Named Address Spaces): New subsection.
13613 (RL78 Named Address Spaces): New subsection.
13614 (SPU Named Address Spaces): New subsection.
13615 (Variable Attributes): New anchor "AVR Variable Attributes".
13616 (AVR Variable Attributes): Rewrite and avoid wording
13617 "address space" in this context.
13618 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13619 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13620 (AVR Built-in Macros): New subsubsection therein.
13621 * doc/md.texi (AVR constraints): Remove "C04", "R".
13623 2012-01-20 Richard Guenther <rguenther@suse.de>
13625 PR tree-optimization/51903
13626 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13627 when removing stmts.
13629 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13632 * config/arm/arm.c (arm_load_pic_register): Use
13633 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13634 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13635 (arm_pic_static_addr): Likewise.
13636 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13637 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13638 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13639 (pic_load_addr_unified): New.
13641 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13644 * function.c (instantiate_virtual_regs_in_insn): Use
13645 delete_insn_and_edges when removing a wrong asm insn.
13647 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
13649 PR rtl-optimization/40761
13650 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
13651 Add new member loop_num.
13652 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
13653 (ira_build): Remove the parameter.
13655 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
13656 (ira.c): Do not build CFG loops for one region allocation. Remove
13657 argument from ira_build call.
13659 * ira-build.c (init_loop_tree_node): New function.
13660 (create_loop_tree_nodes): Use it. Separate the case when CFG
13661 loops are not built.
13662 (more_one_region_p): Check current_loops.
13663 (finish_loop_tree_nodes): Separate the case when CFG loops are not
13665 (add_loop_to_tree): Process loop equal to NULL too.
13666 (form_loop_tree): Separate the case when CFG loops are not built.
13667 Use explicitly number for the root.
13668 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
13670 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
13671 instead of loop->num.
13672 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
13673 (mark_all_loops_for_removal): Ditto.
13674 (remove_unnecessary_regions): Separate the case when CFG loops
13676 (ira_build): Remove the parameter. Use explicit number of regions
13677 when CFG loops are not built.
13679 * ira-color.c (print_loop_title): Separate the case for the root node.
13680 Use loop_num instead of loop->num.
13681 (move_spill_restore): Use loop_num instead of loop->num.
13683 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
13684 (change_loop): Ditto.
13685 (change_loop): Use loop_num instead of loop->num.
13687 * ira-lives.c (process_bb_node_lives): Ditto.
13689 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
13691 * ira-conflicts.c (print_allocno_conflicts): Ditto.
13693 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13695 PR libmudflap/40778
13696 * tree-mudflap.c (mf_artificial): New function.
13697 (execute_mudflap_function_ops, execute_mudflap_function_decls,
13698 mx_register_decls, mudflap_enqueue_decl): Use it.
13701 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
13702 numbers in the insn pattern.
13704 2012-01-19 Michael Matz <matz@suse.de>
13706 PR tree-optimization/46590
13707 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
13708 use it in remembering which conflicts we already created.
13709 (add_scope_conflicts): Adjust call to above, (de)allocate helper
13712 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
13715 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
13716 (merge_and_complain): Same.
13718 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13721 * config/initfini-array.h: Guard content of the header
13722 with #ifdef HAVE_INITFINI_ARRAY.
13723 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
13724 Add initfini-array.h to tm_file here.
13725 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
13726 * config.gcc: Don't add initfini-array.h to tm_file here.
13727 * configure: Regenerated.
13729 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
13731 PR rtl-optimization/51505
13732 * df-problems.c (df_kill_notes): New parameter live. Update comment.
13733 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
13734 (df_note_bb_compute): Update the call to df_kill_notes.
13736 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
13738 * trans-mem.c (requires_barrier): Remove call to is_global_var.
13740 2012-01-18 Richard Guenther <rguenther@suse.de>
13742 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
13743 of conversions to void *.
13745 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13746 Richard Sandiford <rdsandiford@googlemail.com>
13748 PR middle-end/50325
13749 PR middle-end/51192
13750 * optabs.h (simplify_expand_binop): Declare.
13751 * optabs.c (simplify_expand_binop): Make global.
13752 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
13753 endian targets if the source cannot be exactly covered by word
13756 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13759 * hard-reg-set.h (struct hard_reg_set_container): New type.
13760 * target.h (struct hard_reg_set_container): Forward declare.
13761 * target.def (set_up_by_prologue): New target hook.
13762 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
13763 * doc/tm.texi: Regenerated.
13764 * function.c (thread_prologue_and_epilogue_insns): Change
13765 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
13766 Call targetm.set_up_by_prologue on it.
13767 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
13768 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
13770 2012-01-17 Nick Clifton <nickc@redhat.com>
13772 * config/rx/rx.c (rx_can_use_simple_return): New function.
13773 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
13774 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
13776 2012-01-17 Richard Guenther <rguenther@suse.de>
13778 PR middle-end/51782
13779 * expr.c (expand_assignment): Take address-space information
13780 from the address operand of MEM_REF and TARGET_MEM_REF.
13781 (expand_expr_real_1): Likewise.
13783 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13785 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
13786 reload dump is requested.
13788 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
13791 * trans-mem.c (requires_barrier): Call may_be_aliased.
13793 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13795 PR tree-optimization/51877
13796 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
13797 call arguments and fndecls compare equal, instead return false if they
13798 don't. Return true only if lhs1 and lhs2 are either both NULL, or
13799 both SSA_NAMEs that are valueized the same, or they satisfy
13802 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13804 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
13806 * configure: Regenerate.
13808 2012-01-16 Jan Hubicka <jh@suse.cz>
13812 * convert.c (convert_to_integer): Use fold_convert for
13813 converting an INTEGER_CST to integer type.
13815 2012-01-16 Jason Merrill <jason@redhat.com>
13818 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
13820 2012-01-16 Jakub Jelinek <jakub@redhat.com>
13823 * config/s390/s390.c (s390_chunkify_start): Don't skip
13824 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
13825 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
13826 If insn is followed by NOTE_INSN_VAR_LOCATION or
13827 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
13828 Don't use location of note insns.
13830 PR tree-optimization/51865
13831 * tree-inline.c (tree_function_versioning): Call remap_decl
13832 on DECL_RESULT whenever it has VOID_TYPE_P type.
13834 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13836 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
13837 for calls to locally-binding MIPS16 functions if only the return
13838 type uses float regs.
13840 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
13841 Richard Sandiford <rdsandiford@googlemail.com>
13843 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
13844 (SYMBOL_32_HIGH): Likewise.
13845 (mips_output_tls_reloc_directive): Declare.
13846 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
13847 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
13848 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
13849 (mips_lo_relocs, mips_hi_relocs): Make extern.
13850 (mips16_stub_function): Move up file.
13851 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
13852 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
13853 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
13854 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
13855 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
13856 (mips_get_tp): Add MIPS16 support.
13857 (mips_legitimize_tls_address): Remove MIPS16 sorry().
13858 Generalize DTPREL and TPREL handling.
13859 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
13860 Add MIPS16 TLS support.
13861 (mips_output_tls_reloc_directive): New function.
13862 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
13863 * config/mips/predicates.md (symbolic_operand_with_high)
13864 (tls_reloc_operand): New predicates.
13865 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
13866 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
13867 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
13868 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
13869 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
13870 (*tls_get_tp_mips16_call_<mode>): Likewise.
13872 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
13874 PR rtl-optimization/51821
13875 * recog.c (peep2_find_free_register): Determine clobbered registers
13878 2012-01-14 Denis Chertykov <chertykov@gmail.com>
13881 * config/avr/avr-protos.h: Revert change of 2012-01-09.
13882 * config/avr/avr.c: Likewise.
13883 * config/avr/avr.h: Likewise.
13885 2012-01-13 Ian Lance Taylor <iant@google.com>
13888 * tree.h (TYPE_QUALS): Add cast to int.
13889 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
13891 2012-01-13 Ian Lance Taylor <iant@google.com>
13893 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
13894 comparing param_index to VEC_length result.
13896 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
13898 * c-decl.c: Do not include tree-mudflap.h
13899 * tree-optimize.c: Likewise.
13900 * Makefile.in: Update dependencies.
13902 2012-01-13 Richard Guenther <rguenther@suse.de>
13905 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
13906 variable-sized result always use RSO.
13908 2012-01-12 DJ Delorie <dj@redhat.com>
13910 * cfgexpand.c (convert_debug_memory_address): Allow any valid
13911 pointer type, not just the default pointer type.
13913 2012-01-09 Richard Henderson <rth@redhat.com>
13914 Denis Chertykov <chertykov@gmail.com>
13917 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
13918 * config/avr/avr.c (avr_can_eliminate): Simplify.
13919 (avr_initial_elimination_offset): Likewise.
13920 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
13921 (expand_epilogue): Likewise.
13922 (avr_legitimize_address): Gut.
13923 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
13924 (avr_hard_regno_nregs): New.
13925 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
13926 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
13927 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
13928 add soft frame pointer.
13929 (CALL_USED_REGISTERS): Likewise.
13930 (REG_CLASS_CONTENTS): Likewise.
13931 (REGISTER_NAMES): Likewise.
13932 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
13933 (HARD_FRAME_POINTER_REGNUM): New.
13934 (FRAME_POINTER_REGNUM): Use soft frame pointer.
13935 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
13936 remove the HARD_FRAME_POINTER self-elimination.
13938 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
13941 * config/avr/avr.c (avr_encode_section_info): Test for absence of
13942 DECL_EXTERNAL when checking for initializers of progmem variables.
13944 2012-01-12 Ira Rosen <irar@il.ibm.com>
13946 PR tree-optimization/51799
13947 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
13948 that the last operation is a type demotion.
13950 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
13952 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
13953 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
13955 2012-01-11 Jakub Jelinek <jakub@redhat.com>
13958 * combine.c (distribute_notes): If i3 is a noreturn call,
13959 allow old_size to be equal to args_size and make sure the
13960 noreturn call gets REG_ARGS_SIZE note.
13961 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
13962 on noreturn calls even when the delta is 0.
13964 2012-01-11 Nathan Sidwell <nathan@acm.org>
13966 * gcov.c (STRING_SIZE): Remove.
13967 (generate_results): Erase annotations for source files with no
13968 coverage information.
13970 (output_lines): Use it.
13972 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
13974 * gimple.h (gimplify_body): Remove first argument.
13975 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
13976 pointer set here, instead just pass DATA to walk_tree.
13977 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
13978 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
13979 (unvisit_body): Likewise, but with unmark_visited.
13980 (gimplify_body): Remove BODY_P argument and adjust.
13981 (gimplify_function_tree): Adjust call to gimplify_body.
13982 * omp-low.c (finalize_task_copyfn): Likewise.
13984 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
13986 * tree.h (build_function_decl_skip_args): Add boolean parameter.
13987 (build_function_type_skip_args): Delete.
13988 * tree.c (build_function_type_skip_args): Make static and add
13989 SKIP_RETURN parameter. Fix thinko in the handling of variants.
13990 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
13991 pass it to build_function_type_skip_args.
13992 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
13993 (tree_function_versioning): Likewise.
13994 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
13995 build_function_decl_skip_args.
13996 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
13997 and pass it to build_function_decl_skip_args/tree_function_versioning.
13998 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
13999 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14000 * trans-mem.c (ipa_tm_create_version): Likewise.
14001 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14002 * tree-inline.c (declare_return_variable): Remove always-true test.
14003 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14004 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14005 * ipa-split.c (split_function): Skip the return value for the split
14006 part if it doesn't return.
14008 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14010 PR tree-optimization/49642
14011 * ipa-split.c (forbidden_dominators): New variable.
14012 (check_forbidden_calls): New function.
14013 (dominated_by_forbidden): Likewise.
14014 (consider_split): Check for forbidden dominators.
14015 (execute_split_functions): Initialize and free forbidden
14016 dominators info; call check_forbidden_calls.
14018 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14020 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14022 2012-01-11 Nick Clifton <nickc@redhat.com>
14024 * config/rx/rx.md (return): Define pattern.
14026 2012-01-11 Richard Guenther <rguenther@suse.de>
14028 * doc/extend.texi (malloc attribute): Adjust according to
14031 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14032 Patrick Marlier <patrick.marlier@gmail.com>
14034 PR middle-end/51516
14035 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14036 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14037 (ipa_tm_note_irrevocable): Same.
14038 (ipa_tm_scan_irr_block): Same.
14039 (ipa_tm_decrement_clone_counts): Same.
14040 (ipa_tm_scan_irr_function): Same.
14041 (ipa_tm_create_version_alias): Same.
14042 (ipa_tm_create_version): Same.
14043 (ipa_tm_transform_calls_redirect): Same.
14044 (ipa_tm_transform_calls): Same.
14045 (ipa_tm_transform_transaction): Same.
14046 (ipa_tm_execute): Same.
14048 2012-01-10 Richard Guenther <rguenther@suse.de>
14050 PR middle-end/51806
14051 * opts.c (common_handle_option): Handle -Werror.
14053 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14055 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14058 2012-01-10 Jason Merrill <jason@redhat.com>
14060 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14063 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14065 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14066 supports R_386_TLS_GD_PLT reloc.
14067 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14068 supports R_386_TLS_LDM_PLT reloc.
14069 * configure: Regenerate.
14070 * config.in: Regenerate.
14072 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14075 Extend __pgmx semantics to linearize memory.
14076 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14077 determine if code comes inline or from libgcc.
14078 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14079 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14080 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14081 (movmemx_qi, movmemx_hi): New insns.
14082 (xload_<mode>_libgcc): Rewrite to new insn condition.
14083 (xload_<mode>): Remove insns.
14084 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14085 cases that don't satisfy avr_xload_libgcc_p().
14086 (avr_addr_space_convert): Allow converting in any direction.
14087 (avr_addr_space_subset_p): Return always true.
14088 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14089 (avr_emit_movmemhi): Ditto.
14090 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14091 (avr_out_movmem): Ditto.
14092 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14093 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14094 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14095 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14096 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14098 2012-01-10 Richard Guenther <rguenther@suse.de>
14100 PR tree-optimization/50913
14101 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14102 Require data-refs to be representable by Graphite with respect
14105 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14107 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14108 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14110 2012-01-10 Tom de Vries <tom@codesourcery.com>
14112 PR rtl-optimization/51271
14113 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14114 handling annulled branch.
14116 2012-01-10 Richard Henderson <rth@redhat.com>
14118 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14119 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14120 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14121 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14122 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14123 arm_expand_vec_perm_const): New.
14124 * config/arm/arm-protos.h: Update.
14125 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14126 (*neon_vswp<VDQX>): New.
14127 (neon_vcombine<VDX>): Use neon_split_vcombine.
14128 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14129 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14130 (vec_perm<VE>): New.
14132 2012-01-10 Richard Henderson <rth@redhat.com>
14134 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14135 use it if reload_completed.
14136 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14137 arm_output_asm_insn, arm_process_output_memory_barrier,
14138 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14139 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14140 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14141 arm_process_output_sync_insn, arm_output_sync_insn,
14142 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14143 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14144 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14145 (emit_unlikely_jump): New.
14146 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14147 (arm_split_atomic_op): New.
14148 * config/arm/arm-protos.h: Update.
14149 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14150 (struct arm_sync_generator): Remove.
14151 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14152 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14153 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14154 (VUNSPEC_LL, VUNSPEC_SC): New.
14155 (sync_result, sync_memory, sync_required_value, sync_new_value,
14156 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14157 (attr length): Don't use arm_sync_loop_insns.
14158 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14159 (movsfcc, movdfcc): Likewise.
14160 * config/arm/constraints.md (Ua): New.
14161 * config/arm/prediates.md (mem_noofs_operand): New.
14162 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14163 (sync_clobber, sync_t2_reqd): Remove.
14164 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14165 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14166 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14167 (arm_sync_compare_and_swap<SIDI>): Remove.
14168 (arm_sync_compare_and_swap<NARROW>): Remove.
14169 (arm_sync_lock_test_and_set<SIDI>): Remove.
14170 (arm_sync_lock_test_and_set<NARROW>): Remove.
14171 (arm_sync_new_<syncop><SIDI>): Remove.
14172 (arm_sync_new_<syncop><NARROW>): Remove.
14173 (arm_sync_new_nand<SIDI>): Remove.
14174 (arm_sync_new_nand<NARROW>): Remove.
14175 (arm_sync_old_<syncop><SIDI>): Remove.
14176 (arm_sync_old_<syncop><NARROW>): Remove.
14177 (arm_sync_old_nand<SIDI>): Remove.
14178 (arm_sync_old_nand<NARROW>): Remove.
14179 (*memory_barrier): Merge arm_output_memory_barrier.
14180 (atomic_compare_and_swap<QHSD>): New.
14181 (atomic_compare_and_swap<NARROW>_1): New.
14182 (atomic_compare_and_swap<SIDI>_1): New.
14183 (atomic_exchange<QHSD>): New.
14184 (cas_cmp_operand, cas_cmp_str): New.
14185 (atomic_op_operand, atomic_op_str): New.
14186 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14187 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14188 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14189 (arm_load_exclusive<NARROW>): New.
14190 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14191 (arm_store_exclusive<QHSD>): New.
14193 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14195 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14196 reload patterns if -mvsx-scalar-memory.
14198 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14199 generated, even -mno-vsx-scalar-double was used.
14200 (vsx_xscvdpsp_scalar): Likewise.
14201 (vsx_xscvspdp_scalar2): Likewise.
14203 2012-01-09 Tom de Vries <tom@codesourcery.com>
14204 Andrew Pinski <apinski@cavium.com>
14207 * reorg.c (fill_slots_from_thread): Don't speculate
14208 frame-related insns.
14210 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14212 * sched-int.h (bb_note): Move to...
14213 * basic-block.h: ...here.
14214 * haifa-sched.c (bb_note): Move to...
14215 * cfgrtl.c: ...here.
14216 * function.c (next_block_for_reg): New function.
14217 (move_insn_for_shrink_wrap): Likewise.
14218 (prepare_shrink_wrap): Rewrite to use the above.
14220 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14222 * gimple.c (is_gimple_non_addressable): Remove.
14223 * gimple.h: Remove is_gimple_non_addressable.
14224 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14225 is_gimple_non_addressable.
14226 * trans-mem.c (expand_assign_tm): Same.
14228 2012-01-09 Richard Guenther <rguenther@suse.de>
14230 PR tree-optimization/51775
14231 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14232 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14234 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14236 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14238 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14240 2012-01-09 Richard Guenther <rguenther@suse.de>
14242 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14244 2012-01-08 Jan Hubicka <jh@suse.cz>
14246 PR tree-optimize/51680
14247 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14248 on when known_vals needs to be computed; cleanup.
14250 2012-01-08 Jan Hubicka <jh@suse.cz>
14252 PR tree-optimize/51694
14253 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14255 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14257 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14258 for -std=c++98 and -std=c++11 too.
14260 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14262 * cfgloop.c (cancel_loop): Add free() of bbs array.
14264 2012-01-07 Jan Hubicka <jh@suse.cz>
14266 PR tree-optimization/51600
14267 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14268 that benefits small functions.
14270 2012-01-07 Jan Hubicka <jh@suse.cz>
14272 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14274 2012-01-07 Jan Hubicka <jh@suse.cz>
14276 PR tree-optimization/51680
14277 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14278 whose inlining reduce unit size.
14280 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14283 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14284 Add canonical node to containing_mem chain after the non-canonical
14285 one, even if there weren't any locs to propagate.
14286 (remove_useless_values): Keep only canonical values.
14287 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14288 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14289 canonicalize mem_chain elements that are not discarded.
14291 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14294 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14295 before emitting functions.
14297 PR gcov-profile/50127
14298 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14299 clear_aux_for_blocks.
14301 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14304 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14306 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14308 * c-decl.c (ext_block): Moved up.
14309 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14311 2012-01-06 Han Shen <shenhan@google.com>
14313 Translate built-in include paths for sysroot.
14314 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14315 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14317 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14318 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14320 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14321 control whether sysroot should be prepended to gxx include dir.
14323 * configure: Regenerate.
14325 2012-01-06 Torvald Riegel <triegel@redhat.com>
14327 PR rtl-optimization/51771
14328 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14329 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14331 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14333 PR tree-optimization/51315
14334 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14335 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14337 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14340 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14341 for shrp pattern. Correctly handle and fixup shift variable.
14342 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14344 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14347 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14348 note when !ACCUMULATE_OUTGOING_ARGS.
14350 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14352 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14354 (extract_range_from_unary_expr_1): Avoid useless computations.
14356 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14358 PR rtl-optimization/51767
14359 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14360 of jump_block and add an extra edge for degenerated asm gotos.
14362 PR middle-end/51768
14363 * stmt.c (check_unique_operand_names): Don't ICE during error
14364 reporting if i is from labels chain.
14366 PR middle-end/44777
14367 * profile.c (branch_prob): Split bbs that have exit edge
14368 and need a fake entry edge too.
14370 2012-01-05 Jan Hubicka <jh@suse.cz>
14372 PR middle-end/49710
14373 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14376 2012-01-05 Richard Guenther <rguenther@suse.de>
14379 * tree-streamer-out.c (write_ts_optimization): New function.
14380 (streamer_write_tree_body): Call it.
14381 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14382 (streamer_read_tree_body): Call it.
14383 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14385 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14387 PR middle-end/51761
14388 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14389 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14390 in_cleanup_point_expr before gimplify_stmt call and restore it
14392 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14393 in_cleanup_point_expr is false.
14395 2012-01-05 Richard Guenther <rguenther@suse.de>
14397 PR middle-end/51764
14398 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14400 * toplev.c (process_options): Reject combining mudflap and LTO.
14401 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14403 2012-01-05 Richard Guenther <rguenther@suse.de>
14405 PR tree-optimization/51760
14406 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14408 (bit_value_unop): Handle UNDEFINED operands.
14409 (bit_value_binop): Likewise.
14411 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14413 * config/avr/avr.c (avr_replace_prefix): Remove.
14414 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14415 (avr_asm_function_rodata_section): Ditto.
14416 (avr_asm_select_section): Ditto.
14418 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14420 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14423 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14426 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14427 calls that have any non-fake successor edges.
14430 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14432 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14434 PR tree-optimization/51624
14435 * tree-sra.c (build_ref_for_model): When replicating a chain of
14436 COMPONENT_REFs, stop as soon as the offset would become negative.
14438 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14441 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14442 in .debug_loc on the floor.
14444 2012-01-04 Andrew Pinski <apinski@cavium.com>
14446 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14448 2012-01-04 Andrew Pinski <apinski@cavium.com>
14449 Adam Nemet <anemet@caviumnetworks.com>
14451 * config/mips/mips.md (size): Add SI and DI.
14452 (SIZE): New mode attribute.
14453 (U): New code attribute.
14454 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14455 (mips_lbux_<mode>): Delete.
14456 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14457 (mips_lhx): Use gen_mips_lhx_extsi.
14458 (mips_lhx_<mode>): Delete.
14459 (mips_lwx): Delete.
14460 (mips_l<size>x): New expand.
14461 (mips_lwx_<mode>): Delete.
14462 (mips_l<GPR:size>x_<P:mode>): New pattern.
14463 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14464 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14465 * config/mips/mips.c (mips_lx_address_p): New function.
14466 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14467 (dsp64): New availability predicate.
14468 (mips_builtins): Add an entry for __builtin_mips_ldx.
14469 * config/mips/mips.h (ISA_HAS_LBX): New define.
14470 (ISA_HAS_LBUX): Likewise.
14471 (ISA_HAS_LHX): Likewise.
14472 (ISA_HAS_LHUX): Likewise.
14473 (ISA_HAS_LWX): Likewise.
14474 (ISA_HAS_LWUX): Likewise.
14475 (ISA_HAS_LDX): Likewise.
14476 * doc/extend.texi (__builtin_mips_ldx): Document.
14478 2012-01-04 Tristan Gingold <gingold@adacore.com>
14480 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14481 when long pointers are used.
14482 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14483 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14484 (ia64-hp-*vms*): Remove.
14485 * config/vms/xm-vms64.h: Delete.
14487 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14489 PR middle-end/51472
14490 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14492 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14494 * opts.c (finish_options): Remove duplicate sorry.
14496 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14498 PR middle-end/51696
14499 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14502 2012-01-04 Richard Guenther <rguenther@suse.de>
14504 PR middle-end/51750
14505 * tree.c (size_low_cst): New function.
14506 * tree.h (size_low_cst): Declare.
14507 * fold-const.c (fold_comparison): Use it to extract the low
14508 part of the POINTER_PLUS_EXPR offset.
14510 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14512 Fix clearing ZERO_REG
14513 * config/avr/avr.md (cc): Add alternative "ldi".
14514 (movqi_insn): Use it in cc attribute.
14515 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14516 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14517 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14519 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14521 * configure: Regenerate.
14523 2012-01-04 Richard Guenther <rguenther@suse.de>
14525 PR tree-optimization/49651
14526 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14527 (var_can_have_subvars): Use it.
14528 (get_constraint_for_1): Only consider subfields if there can be any.
14530 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14533 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14534 to its new canonical_cselib_val and the cselib_val was in
14535 first_containing_mem chain, but the canonical_cselib_val was not,
14536 add the latter into the chain.
14537 (cselib_invalidate_mem): Compare canonical_cselib_val of
14538 addr_list chain elt with v.
14541 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14542 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14544 (output_macinfo_op): Don't ggc_strdup fd->filename.
14545 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14546 then ggc_strdup it. Don't free inc->info or cur->info.
14547 (output_macinfo): Don't free ref->info or file->info.
14549 2012-01-03 Ira Rosen <irar@il.ibm.com>
14551 PR tree-optimization/51269
14552 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14553 first_niters a pointer.
14554 (slpeel_tree_peel_loop_to_edge): Likewise.
14555 (vect_do_peeling_for_loop_bound): Update call to
14556 slpeel_tree_peel_loop_to_edge.
14557 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14558 here. Remove it from the parameters list.
14559 (vect_do_peeling_for_alignment): Update calls and compute
14560 wide_prolog_niters.
14562 2012-01-03 Richard Guenther <rguenther@suse.de>
14564 PR tree-optimization/51070
14565 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14566 Properly handle calls.
14568 2012-01-03 Richard Guenther <rguenther@suse.de>
14570 PR tree-optimization/51692
14571 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14572 the LHS of allocation stmts.
14574 2012-01-03 Olivier Hainque <hainque@adacore.com>
14576 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14578 2012-01-03 Olivier Hainque <hainque@adacore.com>
14580 * collect2.c (main): In AIX specific computations for vector
14581 insertions, use CONST_CAST2 to cast from char ** to const char **.
14583 2012-01-03 Richard Guenther <rguenther@suse.de>
14586 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14587 the context of a limbo DIE when it does not already exist.
14589 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14591 PR tree-optimization/51719
14592 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14593 but direct call is, clear direct call's lhs and don't add fallthrough
14594 edge from dcall_bb to join_bb and PHIs.
14596 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14598 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14599 the instructions emitted by the pattern.
14600 ("*TDC_insn_<mode>"): Add comment.
14602 2012-01-03 Richard Guenther <rguenther@suse.de>
14604 PR middle-end/51730
14605 * fold-const.c (fold_comparison): Properly canonicalize
14606 tree offset and HOST_WIDE_INT bit position.
14608 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14610 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14611 operands for extzv pattern.
14613 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14616 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14619 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14621 * doc/invoke.texi (-flto and related options): Copy-edit.
14623 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14625 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14627 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14629 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14632 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14634 * expr.h (move_by_pieces_ninsns): Declare.
14635 * expr.c (move_by_pieces_ninsns): Make external.
14636 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14637 (mips_store_by_pieces_p): Likewise.
14638 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14639 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14640 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14641 (mips_store_by_pieces_p): Likewise.
14643 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14645 * passes.c (register_one_dump_file): Free full_name.
14647 * reload1.c (reload): Don't allocate reg_max_ref_width here.
14648 (calculate_elim_costs_all_insns): Free offsets_at and
14649 offsets_known_at at the end and clear the pointers.
14651 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14653 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
14654 this option introduced in r180739.
14656 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14659 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
14660 (tmake_file target=avr): Add avr/t-multilib.
14662 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
14663 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
14664 * config/avr/genmultilib.awk: New file.
14665 * config/avr/t-multilib: New auto-generated file.
14666 * config/avr/multilib.h: New auto-generated file.
14667 * config/avr/t-avr (AVR_MCUS): New variable.
14668 (genopt.sh): Use it.
14669 (s-mlib): Depend on t-multilib.
14670 (t-multilib, multilib.h): New dependencies.
14671 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
14672 (MULTILIB_OPTIONS): Remove.
14673 (MULTILIB_MATCHES): Remove.
14674 (MULTILIB_DIRNAMES): Remove.
14675 (MULTILIB_EXCEPTIONS): Remove:
14676 * config/avr/genopt.sh: Don't use hard coded file name;
14677 pass AVR_MCUS from t-avr instead.
14679 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14681 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
14683 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14685 Implement light-weight DImode support.
14686 * config/avr/avr-dimode.md: New file.
14687 * config/avr/avr.md: Include it.
14688 (adjust_len): Add plus64, compare64.
14689 (HIDI): Remove code iterator.
14690 (code_stdname): New code attribute.
14691 (rotx, rotsmode): Remove DI.
14692 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
14694 * config/avr/avr-protos.h (avr_have_dimode): New.
14695 (avr_out_plus64, avr_out_compare64): New.
14696 * config/avr/avr.c (avr_out_compare): Handle DImode.
14697 (avr_have_dimode): New variable definition and initialization.
14698 (avr_out_compare64, avr_out_plus64): New functions.
14699 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
14700 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
14701 (avr_compare_pattern): Skip DImode comparisons.
14703 2012-01-02 Revital Eres <revital.eres@linaro.org>
14705 * ddg.c (def_has_ccmode_p): New function.
14706 (add_cross_iteration_register_deps,
14707 create_ddg_dep_from_intra_loop_link): Call it.
14709 2012-01-02 Richard Guenther <rguenther@suse.de>
14712 * invoke.texi (fassociative-math): Remove spurious paranthesis.
14714 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14716 * gcc.c (process_command): Update copyright notice dates.
14717 * gcov.c (print_version): Likewise.
14718 * gcov-dump.c (print_version): Likewise.
14719 * mips-tfile.c (main): Likewise.
14720 * mips-tdump.c (main): Likewise.
14722 2012-01-01 Ira Rosen <irar@il.ibm.com>
14724 PR tree-optimization/51704
14725 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
14726 a use is inside the basic block or loop before accessing its vect info.
14728 2012-01-01 Jan Hubicka <jhjh@suse.cz>
14730 PR rtl-optimization/51069
14731 * cfgloopmanip.c (remove_path): Removing path making irreducible
14732 region unconditional makes BB part of the region.
14734 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14736 PR tree-optimization/51683
14737 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
14738 calls with side-effects.
14739 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14741 Copyright (C) 2012 Free Software Foundation, Inc.
14743 Copying and distribution of this file, with or without modification,
14744 are permitted in any medium without royalty provided the copyright
14745 notice and this notice are preserved.