1 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
3 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
4 (neon_vld1_dup): Restrict to VQ operands.
5 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
7 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8 James Greenhalgh <james.greenhalgh@arm.com>
10 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
11 (TARGET_FMA): New macro.
12 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
13 (TARGET_ARM_ARCH): Likewise.
14 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
15 (TARGET_V6M, TARGET_V7M): Likewise.
16 (TARGET_ARM_ARCH_PROFILE): Likewise.
17 (TARGET_ARM_FEATURE_LDREX): Likewise.
18 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
19 (ARM_MIN_ENUM_SIZE): Likewise.
20 * config/arm/arm.c (arm_file_start): Refactor appropriately.
21 (base_architecture): New enumeration.
22 (arm_base_arch): New global variable.
23 (processors): Add field base_arch.
24 (ARM_ARCH, ARM_CORE): Adjust accordingly.
25 (arm_option_override): Add initialization of arm_base_arch.
26 * doc/cpp.texi (system-specific predefined macros.): Change.
28 2012-06-25 Jakub Jelinek <jakub@redhat.com>
31 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
32 of x x x in the vmovlps load alternative.
34 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
37 * df.h (dead_debug_add): Remove third argument.
38 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
39 REG that we want to replace instead.
40 (dead_debug_insert_temp): Use the REGNO of the reg that we want
41 to replace instead of DF_REF_REGNO. Require there to always be
42 at least one such use. Check for cases where the same location
43 has more than df_ref associated with it.
44 (df_note_bb_compute): Remove third dead_debug_add argument.
45 * dce.c (word_dce_process_block): Likewise.
47 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
49 * config/v850/v850.c: Remove redundant extern declarations for
50 last_assemble_variable_decl and size_directive_output.
52 * doc/tm.texi.in: Document JMP_BUF_SIZE.
53 * doc/tm.texi: Regenerate.
54 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
55 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
56 * config/stormy16/stormy16.h: Likewise.
58 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
60 * doc/sourcebuild.texi: Add missing subdirectories.
62 2012-06-25 Tristan Gingold <gingold@adacore.com>
64 * config/i386/i386.h: Fix typo.
66 2012-06-25 Tristan Gingold <gingold@adacore.com>
68 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
69 (seh_cfa_adjust_cfa): ... that function.
70 (seh_emit_stackalloc): Do not emit out of range values.
71 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
72 UNSPEC_DEF_CFA constants.
73 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
74 * config/i386/i386.c (ix86_frame_pointer_required): Required
75 for very large frames on SEH target.
76 (ix86_compute_frame_layout): Save area is before frame pointer
77 on SEH target. Handle very large frames.
78 (ix86_expand_prologue): Likewise.
80 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
82 * output.h: (current_function_is_leaf,
83 current_function_sp_is_unchanging,
84 current_function_uses_only_leaf_regs): Remove.
85 * function.c (current_function_is_leaf,
86 current_function_sp_is_unchanging,
87 current_function_uses_only_leaf_regs): Remove.
88 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
89 instead of current_function_uses_only_leaf_regs.
90 * function.h (struct rtl_data): New fields sp_is_unchanging,
91 is_leaf, uses_only_leaf_regs.
92 * resource.c (init_resource_info): Replace current_function_is_leaf,
93 current_function_sp_is_unchanging, and
94 current_function_uses_only_leaf_regs with new crtl fields.
95 * sdbout.c (sdbout_symbol): Likewise.
96 * df-core.c (rest_of_handle_df_initialize): Likewise.
97 * ira.c (ira): Likewise.
98 * final.c (final_start_function): Likewise.
99 * reorg.c (fill_simple_delay_slots): Likewise.
100 * regrename.c (check_new_reg_p): Likewise.
101 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
102 (notice_stack_pointer_modification): Likewise.
103 * dbxout.c (dbxout_symbol): Likewise.
104 (dbxout_parms): Likewise.
105 * sel-sched.c (init_regs_for_mode): Likewise.
106 * dwarf2out.c (dbx_reg_number): Likewise.
107 (multiple_reg_loc_descriptor): Likewise.
108 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
110 (ix86_select_alt_pic_regnum): Likewise.
111 (ix86_compute_frame_layout): Likewise.
112 (ix86_finalize_stack_realign_flags): Likewise.
113 (ix86_expand_epilogue): Likewise.
114 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
115 * config/h8300/h8300.c (byte_reg): Likewise.
116 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
117 (c6x_save_reg): Likewise.
118 (c6x_compute_frame_layout): Likewise.
119 * config/pa/pa.c (pa_compute_frame_size): Likewise.
120 (pa_output_function_prologue): Likewise.
121 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
122 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
123 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
124 (sparc_expand_prologue): Likewise.
125 (sparc_flat_expand_prologue): Likewise.
126 (sparc_asm_function_prologue): Likewise.
127 (sparc_output_mi_thunk): Likewise.
128 (sparc_frame_pointer_required): Likewise.
129 * config/epiphany/epiphany.c (epiphany_compute_function_type):
131 (epiphany_compute_frame_size): Likewise.
132 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
133 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
134 (cris_frame_pointer_required): Likewise.
135 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
136 (tilepro_current_function_is_leaf): Likewise.
137 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
138 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
139 * config/ia64/ia64.c (find_gr_spill): Likewise.
140 (ia64_compute_frame_size): Likewise.
141 (ia64_can_eliminate): Likewise.
142 (ia64_initial_elimination_offset): Likewise.
143 * config/m68k/m68k.c (m68k_save_reg): Likewise.
144 (m68k_expand_epilogue): Likewise.
145 * config/rx/rx.c (rx_get_stack_layout): Likewise.
146 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
147 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
149 (picochip_output_frame_debug): Likewise.
150 * config/sh/sh.c (sh_media_register_for_return): Likewise.
151 (sh_allocate_initial_value): Likewise.
152 (sh_output_mi_thunk): Likewise.
153 * config/microblaze/microblaze.c (microblaze_must_save_register):
155 (compute_frame_size): Likewise.
156 (microblaze_initial_elimination_offset): Likewise.
157 (microblaze_expand_prologue): Likewise.
158 (microblaze_expand_epilogue): Likewise.
159 * config/frv/frv.c (frv_expand_epilogue): Likewise.
160 (frv_frame_pointer_required): Likewise.
161 * config/spu/spu.c (get_pic_reg): Likewise.
162 (direct_return): Likewise.
163 (spu_expand_prologue): Likewise.
164 (spu_expand_epilogue): Likewise.
165 (spu_initial_elimination_offset): Likewise.
166 * config/mips/mips.c (mips_global_pointer): Likewise.
167 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
168 (mips_compute_frame_info): Likewise.
169 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
170 (mep_reload_pointer): Likewise.
171 * config/rl78/rl78.c (need_to_save): Likewise.
172 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
173 * config/score/score.c (score_compute_frame_size): Likewise.
174 (score_function_prologue): Likewise.
175 * config/bfin/bfin.c (must_save_p): Likewise.
176 (expand_prologue_reg_save): Likewise.
177 (expand_epilogue_reg_restore): Likewise.
178 (bfin_frame_pointer_required): Likewise.
179 (n_regs_saved_by_prologue): Likewise.
180 (add_to_reg): Likewise.
181 (expand_interrupt_handler_prologue): Likewise.
182 (expand_interrupt_handler_epilogue): Likewise.
183 (bfin_expand_prologue): Likewise.
184 * config/avr/avr.c (avr_regs_to_save): Likewise.
185 (avr_prologue_setup_frame): Likewise.
186 (expand_epilogue): Likewise.
187 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
188 (s390_register_info): Likewise.
189 (s390_frame_info): Likewise.
190 (s390_init_frame_layout): Likewise.
191 (s390_emit_prologue): Likewise.
194 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
196 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
197 * vmsdbgout: Do not undefine it if defined.
198 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
199 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
200 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
202 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
204 * config/mips/mips.c (mips_process_sync_loop): Add missing
207 2012-06-23 Richard Henderson <rth@redhat.com>
210 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
211 V*QImode shifts and multiply.
212 (ix86_expand_vecop_qihi): Support shifts.
213 * config/i386/i386.md (any_shift): New code iterator.
214 * config/i386/sse.md (ashlv16qi3): Merge ...
215 (<any_shiftrt>v16qi3): ... into ...
216 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
217 to support SSE and AVX.
219 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
220 parameter into src and dest.
221 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
222 (vec_unpacks_hi_<V124_AVX2>): Likewise.
223 (vec_unpacku_lo_<V124_AVX2>): Likewise.
224 (vec_unpacks_lo_<V124_AVX2>): Likewise.
225 * config/i386/i386-protos.h: Update.
227 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
228 pure expander; move expansion code ...
229 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
230 * config/i386/i386-protos.h: Update.
232 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
234 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
235 (popcntb<mode>2): Add attribute type popcnt.
236 (popcntd<mode>2): Ditto.
237 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
238 * config/rs6000/power5.md (define_insn_reservation): Ditto.
239 * config/rs6000/power7.md (define_insn_reservation): Ditto.
240 * config/rs6000/476.md (define_insn_reservation): Ditto.
241 * config/rs6000/power6.md (define_insn_reservation): New
242 reservation for popcnt instructions.
244 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
246 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
248 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
251 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
253 * config/i386/i386.c (ix86_option_override_internal): Allow
254 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
256 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
259 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
261 * double-int.c (double_int_multiple_of): New function.
262 * double-int.h (double_int_multiple_of): New decl.
263 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
264 (mbc_entry_hash): New forward decl.
265 (mbc_entry_eq): Likewise.
266 (zero_cost): Change to no_cost.
267 (mult_costs): New static var.
268 (cost_tables_exist): Likewise.
269 (initialize_costs): New function.
270 (finalize_costs): Likewise.
271 (tree_ssa_iv_optimize_init): Call initialize_costs.
272 (add_cost): Change to add_regs_cost; distinguish costs by speed.
273 (multiply_regs_cost): New function.
274 (add_const_cost): Likewise.
275 (extend_or_trunc_reg_cost): Likewise.
276 (negate_reg_cost): Likewise.
277 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
279 (get_address_cost): Change add_cost to add_regs_cost; change
280 multiply_by_cost to multiply_by_const_cost.
281 (force_expr_to_var_cost): Change zero_cost to no_cost; change
282 add_cost to add_regs_cost; change multiply_by_cost to
283 multiply_by_const_cost.
284 (split_cost): Change zero_cost to no_cost.
285 (ptr_difference_cost): Likewise.
286 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
287 to multiply_by_const_cost.
288 (get_computation_cost_at): Change add_cost to add_regs_cost; change
289 multiply_by_cost to multiply_by_const_cost.
290 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
291 (determine_iv_cost): Change add_cost to add_regs_cost.
292 (iv_ca_new): Change zero_cost to no_cost.
293 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
294 * tree-ssa-address.c (most_expensive_mult_to_index): Change
295 multiply_by_cost to multiply_by_const_cost.
296 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
297 (add_regs_cost): New decl.
298 (multiply_regs_cost): Likewise.
299 (add_const_cost): Likewise.
300 (extend_or_trunc_reg_cost): Likewise.
301 (negate_reg_cost): Likewise.
303 2012-06-22 Richard Guenther <rguenther@suse.de>
305 Merge from graphite branch
306 2011-08-10 Sebastian Pop <sebpop@gmail.com>
308 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
310 2012-01-13 Tobias Grosser <tobias@grosser.es>
312 * tree-flow.h (parallelized_function_p): Declare.
313 * tree-parloops.c (parallelized_function_p): Export.
314 * graphite.c (graphite_transform_loops): Do not run graphite on
315 already parallel functions.
317 2012-06-22 Alan Modra <amodra@gmail.com>
319 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
320 return mem. Convert to indirect addressing if not indirect or
321 indexed. Adjust all callers.
323 2012-06-22 Richard Guenther <rguenther@suse.de>
325 * gcov-iov.c: Include bconfig.h and system.h.
327 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
329 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
331 2012-06-22 Richard Guenther <rguenther@suse.de>
333 PR gcov-profile/53744
334 * gcov-iov.c (main): Treat "" and "prerelease" the same.
336 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
339 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
340 for GNU Fortran if in strict DWARF2 mode.
342 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
344 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
345 DECL_IGNORED_P non-reg vars even if they are used.
347 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
351 * var-tracking.c (vt_get_canonicalize_base): New.
352 (vt_canonicalize_addr, vt_stack_offset_p): New.
353 (vt_canon_true_dep): New.
354 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
355 (clobber_overlaping_mems): Use vt_canonicalize_addr.
357 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
361 * var-tracking.c (vt_initialize): Record initial offset between
362 arg pointer and stack pointer.
364 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
368 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
371 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
375 * alias.c (memrefs_conflict_p): Improve handling of AND for
378 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
380 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
382 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
385 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
387 2012-06-21 Meador Inge <meadori@codesourcery.com>
390 * c-decl.c (c_push_function_context): Restore the behavior to reuse
391 the language function allocated for -Wunused-local-typedefs.
392 (c_pop_function_context): If necessary, clear the language function
393 created in c_push_function_context. Always clear out the
394 x_cur_stmt_list field of the restored language function.
396 2012-06-21 Sterling Augustine <saugustine@google.com>
397 Cary Coutant <ccoutant@google.com>
399 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
400 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
401 (comdat_type_struct): New field 'skeleton_die'.
402 (breakout_comdat_types): Update it.
403 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
404 is_namespace_die. Fix minor style violation. Call want_pubnames.
405 (add_pubname_string): Call want_pubnames.
406 (add_pubtype): Rework logic for calculating type name. Call
407 is_namespace_die. Call want_pubnames.
408 (output_pubnames): Move conditional logic deciding when to produce the
409 section from dwarf2out_finish. Use new skeleton_die field.
410 (base_type_die): Call add_pubtype.
411 (gen_enumeration_type_die): Unconditionally call add_pubtype.
412 (gen_subprogram_die): Adjust calls to add_pubname.
413 (gen_namespace_die): Call add_pubname_string.
414 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
415 produce pubnames and pubtypes sections to output_pubnames.
416 * common.opt (-gpubnames): New option.
417 * doc/invoke.texi: Document it.
419 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
421 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
423 2012-06-21 Michael Matz <matz@suse.de>
426 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
429 2012-06-21 Richard Guenther <rguenther@suse.de>
431 * tree-inline.c (estimate_num_insns): Estimate call cost for
434 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
436 * tree.h (DECL_SOURCE_COLUMN): New accessor.
438 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/i386.md (SINCOS): New int iterator.
441 (sincos): New int attribute.
442 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
444 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
445 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
447 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
449 * config/i386/i386.md (RDFSGSBASE): New int iterator.
451 (fsgs): New int attribute.
452 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
453 RDFSGSBASE int iterator.
454 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
455 WRFSGSBASE int iterator.
457 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
460 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
461 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
462 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
465 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
467 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
469 2012-06-20 Richard Guenther <rguenther@suse.de>
471 PR tree-optimization/30318
472 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
474 (range_int_cst_singleton_p): But explicitely here.
475 (zero_nonzero_bits_from_vr): And here.
476 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
477 to cover all cases we can perform arbitrary precision
478 arithmetic with double-ints.
479 (intersect_ranges): Handle adjacent anti-ranges.
481 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
483 * config/i386/i386.md (rounding_insn): New int attribute.
484 (<rounding_insn>xf2): Macroize insn from
485 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
486 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
488 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
490 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
491 (ieee_maxmin): New int attribute.
492 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
493 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
495 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
497 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
498 * config/arm/arm.c: Do not include c-pragma.h.
499 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
500 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
501 to arm_emit_eabi_attribute.
502 * arm-c.c: Do not include output.h.
503 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
504 call to arm_emit_eabi_attribute.
505 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
507 2012-06-20 Richard Guenther <rguenther@suse.de>
509 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
510 Allow adjusting alignment of user-aligned decls again.
512 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
514 * config/rl78/rl78-c.c: Remove unnecessary includes.
516 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
518 * config/cris/cris.c: Include cgraph.h.
519 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
521 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
523 * emit-rtl.c (need_atomic_barrier_p): New function.
524 * emit-rtl.h (need_atomic_barrier_p): Declare it.
525 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
526 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
527 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
528 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
529 (mips_process_sync_loop): Use generic version instead.
531 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
533 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
536 2012-06-19 Tom de Vries <vries@codesourcery.com>
537 Maxim Kuvyrkov <maxim@codesourcery.com>
539 * config/mips/constraints.md (ZR): New constraint.
540 * config/mips/predicates.md (mem_noofs_operand): New predicate.
541 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
542 * config/mips/mips.h (TARGET_XLP): Define.
543 (TARGET_SYNC_AFTER_SC): Update.
544 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
545 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
546 XLP-specific swap and ldadd patterns.
547 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
549 2012-06-19 Tom de Vries <vries@codesourcery.com>
550 Maxim Kuvyrkov <maxim@codesourcery.com>
552 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
553 (mips_emit_post_atomic_barrier_p): New static functions.
554 (mips_process_sync_loop): Use them. Emit sync memory barriers in
555 accordance with memory model semantics. Add return of CMP result for
557 * config/mips/mips.md: Update comment.
558 (sync_cmp): New attribute.
559 (sync_memmodel): New attribute replacing sync_release_barrier.
560 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
561 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
562 (sync_lock_test_and_set, test_and_set_12): Update.
563 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
564 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
566 2012-06-19 Joseph Myers <joseph@codesourcery.com>
568 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
569 mov_si<mode>_e500_subreg0.
570 (*mov_si<mode>_e500_subreg0_elf_low)
571 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
573 2012-06-19 Richard Henderson <rth@redhat.com>
575 * config/alpha/alpha.c: Include params.h.
576 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
577 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
579 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
581 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
582 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
583 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
585 * doc/tm.texi: Regenerate.
586 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
588 * config/darwin-c.c: Include target.h.
589 (darwin_objc_declare_unresolved_class_reference): New function.
590 (darwin_objc_declare_class_definition): New function.
591 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
592 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
594 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
596 * target.def (output_ident): New hook.
597 * targhooks.h (default_asm_output_ident_directive): Add prototype.
598 * varasm.c (assemble_asm): Only prefix a tab if the string does not
599 already start with one.
600 (default_asm_output_ident_directive): New function to emit
601 .ident as a top-level asm node while parsing, or directly to
602 asm_out_file after parsing.
603 * toplev.c (compile_file): Print a GCC .ident with
604 targetm.asm_out.output_ident.
605 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
606 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
607 * doc/tm.texi: Update.
609 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
610 (TARGET_ASM_OUTPUT_IDENT): Define.
611 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
612 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
613 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
614 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
615 (TARGET_ASM_OUTPUT_IDENT): Define.
616 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
617 (TARGET_ASM_OUTPUT_IDENT): Define.
619 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
620 * config/cris/cris.c (cris_asm_output_ident): New function.
621 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
623 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
625 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
626 (microblaze_asm_output_ident): Rewrite to work similar to
627 default_asm_output_ident_directive for front-end .idents.
628 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
629 (TARGET_ASM_OUTPUT_IDENT): Define.
631 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
632 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
634 * config/rx/rx.c: Include cgraph.h for add_asm_node.
635 (rx_asm_output_ident): New function, similar to
636 default_asm_output_ident_directive, but handle AS100 syntax also, so
637 that #ident also works for rx in AS100 syntax.
638 (TARGET_ASM_OUTPUT_IDENT): Define.
639 * config/rx/rx.h (IDENT_ASM_OP): Remove.
641 * Makefile.in: Fix dependencies for c-family/c-lex.o.
643 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
646 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
648 (*fist<mode>2_<rounding>_1): Macroize insn from
649 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
650 (fistdi2_<rounding>): Macroize insn from
651 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
652 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
653 corresponding splitters from fistdi2_{floor,ceil} and corresponding
654 splitters using FIST_ROUNDING int iterator.
655 (fist<mode>2_<rounding>): Macroize insn from
656 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
657 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
658 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
659 splitters using FIST_ROUNDING int iterator.
660 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
661 using FIST_ROUNDING int iterator.
663 2012-06-19 Richard Henderson <rth@redhat.com>
665 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
666 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
667 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
668 * config/i386/sse.md (sse2_mulv4si3): Delete.
669 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
670 nonimmediate_or_const_vector_operand.
672 2012-06-19 Richard Henderson <rth@redhat.com>
674 * expmed.c (struct init_expmed_rtl): Split ...
675 (init_expmed_one_mode): ... out of ...
676 (init_expmed): ... here. Initialize integer vector modes also.
677 (synth_mult): Handle integer vector modes.
678 (choose_mult_variant): Likewise.
679 (expand_mult_const): Likewise.
680 (expand_mult): Likewise.
681 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
683 2012-06-19 Richard Henderson <rth@redhat.com>
685 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
686 integral vector modes.
688 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
691 (rounding): New int attribute.
693 (frndintxf2_<rounding>): Macroize insn from
694 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
695 (frndintxf2_<rounding>_i387): Macroize insn from
696 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
698 2012-06-19 Richard Guenther <rguenther@suse.de>
700 * tree-vrp.c (union_ranges): New function.
701 (vrp_meet_1): Use union_ranges.
702 (vrp_meet): Dump what we union and call vrp_meet_1.
704 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
706 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
707 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
708 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
709 (attr write_conflict, attr core_cycles): Update.
710 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
712 2012-06-19 Richard Guenther <rguenther@suse.de>
714 * tree-vrp.c (intersect_ranges): Handle more cases.
715 (vrp_intersect_ranges): Dump what we intersect and call ...
716 (vrp_intersect_ranges_1): ... this.
718 2012-06-19 Richard Guenther <rguenther@suse.de>
720 PR tree-optimization/53708
721 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
722 user-supplied alignment and alignment of decls with the used
725 2012-06-18 Lawrence Crowl <crowl@google.com>
727 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
728 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
729 (TV_PHASE_STREAM_IN): New.
730 (TV_PHASE_STREAM_OUT): New.
731 * timevar.c (validate_phases): New.
732 (timevar_print): Call validate_phases.
733 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
735 * langhooks.c (write_global_declarations): Rename use of
736 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
737 TV_PHASE_CHECK_DBGINFO.
738 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
739 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
740 lang_hooks.decls.final_write_globals.
742 2012-06-18 David Edelshn <dje.gcc@gmail.com>
744 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
746 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
749 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
750 (*sse4_2_pcmpistr_unaligned): New.
752 2012-06-18 Ian Bolton <ian.bolton@arm.com>
753 Sameera Deshpande <sameera.deshpande@arm.com>
754 Greta Yorsh <greta.yorsh@arm.com>
756 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
757 * config/arm/arm.c (print_multi_reg): Remove.
758 (vfp_output_fldmd): Likewise.
759 (arm_output_epilogue): Likewise.
760 * config/arm/arm.md (epilogue_insns): Update condition and code.
762 2012-06-18 Ian Bolton <ian.bolton@arm.com>
763 Sameera Deshpande <sameera.deshpande@arm.com>
764 Greta Yorsh <greta.yorsh@arm.com>
766 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
767 * config/arm/arm.c (thumb2_expand_return): New function.
768 * config/arm/arm.md (return): Update condition and code.
770 2012-06-18 Ian Bolton <ian.bolton@arm.com>
771 Sameera Deshpande <sameera.deshpande@arm.com>
772 Greta Yorsh <greta.yorsh@arm.com>
774 * config/arm/arm-protos.h (output_return_instruction): New parameter
775 and int to bool change of parameter types.
776 * config/arm/arm.c (output_return_instruction): Likewise.
777 * config/arm/arm.md (arm_simple_return): New pattern.
778 (arm_return, cond_return, cond_return_inverted): Add new arguments.
779 * config/arm/thumb2.md (thumb2_return): Update condition and code.
781 2012-06-18 Ian Bolton <ian.bolton@arm.com>
782 Sameera Deshpande <sameera.deshpande@arm.com>
783 Greta Yorsh <greta.yorsh@arm.com>
785 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
786 * config/arm/arm.c (arm_expand_epilogue): New function.
787 * config/arm/arm.md (epilogue): Update condition and code.
788 (sibcall_epilogue): Likewise.
790 2012-06-18 Ian Bolton <ian.bolton@arm.com>
791 Sameera Deshpande <sameera.deshpande@arm.com>
792 Greta Yorsh <greta.yorsh@arm.com>
794 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
795 * config/arm/arm.md (arm_addsi3) Add an alternative.
797 2012-06-18 Ian Bolton <ian.bolton@arm.com>
798 Sameera Deshpande <sameera.deshpande@arm.com>
799 Greta Yorsh <greta.yorsh@arm.com>
801 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
802 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
803 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
805 2012-06-18 Ian Bolton <ian.bolton@arm.com>
806 Sameera Deshpande <sameera.deshpande@arm.com>
807 Greta Yorsh <greta.yorsh@arm.com>
809 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
810 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
811 (pop_multiple_with_return, ldr_with_return) Likewise.
812 * config/arm/predicates.md (pop_multiple_return) New special predicate.
813 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
814 * config/arm/arm.c (arm_output_multireg_pop) New function.
815 (arm_emit_multi_reg_pop): New function.
817 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
819 * config/arm/arm.c (ldm_stm_operation_p): Require SP
820 as base register for loads if SP is in the register list.
822 2012-06-18 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/53693
825 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
826 Reject operands with more than one use.
828 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
830 PR tree-optimization/53703
831 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
832 correctly set bb_for_def[12].
834 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
836 * config/vax/vax.h (VMS_TARGET): Remove.
838 2012-06-18 Richard Guenther <rguenther@suse.de>
840 * tree-vrp.c (extract_range_from_assert): Split out range
842 (intersect_ranges): New function.
843 (vrp_intersect_ranges): Likewise.
845 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
847 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
850 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
852 * doc/md.texi: Document int iterators.
853 * read-rtl.c (ints): New iterator group.
854 (find_int): Int iterator group callback.
855 (apply_int_iterator): Likewise.
856 (apply_iterators): Traverse int iterator table and add all the used
858 (initialize_iterators): Initialize data structures and callbacks for
860 (read_rtx): Parse and read mappings for int iterators.
861 (read_rtx_code): Record int iterator usage.
863 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
866 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
867 performing an addition.
869 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
871 * output.h (split_double): Move prototype to rtl.h.
872 (constructor_static_from_elts_p): Move prototype to tree.c.
873 * rtl.h (split_double): Moved here from output.h.
874 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
875 * final.c (split_double): Move from here ...
876 * rtlanal.c (split_double): ... to here.
877 * expr.c: Do not include output.h.
879 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
881 * cfglayout.h: Remove.
882 * cfglayout.c: Remove.
883 * function.h (struct function): Remove x_last_location field.
884 * function.c: Do not include cfglayout.h.
885 (expand_function_start): Do not call no-op force_next_line_note.
886 (expand_function_end): Likewise.
887 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
888 (unlink_insn_chain): Moved here from cfglayout.c.
889 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
890 into_cfg_layout_mode, outof_cfg_layout_mode,
891 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
892 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
893 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
894 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
895 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
896 cfg_layout_finalize): Likewise.
897 (rtl_can_remove_branch_p): Likewise.
898 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
899 (duplicate_insn_chain): Likewise.
900 (force_next_line_note): Remove prototype.
901 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
902 (last_location): Remove #define to emit.x_last_location.
903 (force_next_line_note): Remove no-op function.
904 (init_emit): Don't set x_last_location.
905 (block_locators_locs, block_locators_blocks, locations_locators_locs,
906 locations_locators_vals, prologue_locator, epilogue_locator,
907 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
908 Move POD to here from cfglayout.c.
909 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
910 set_curr_insn_source_location, get_curr_insn_source_location,
911 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
912 locator_scope, insn_scope, locator_location, locator_line, insn_line,
913 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
914 * cfghooks.h: Remove double-include protection.
915 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
916 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
917 * final.c: Do not include cfglayout.h.
918 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
919 (reemit_insn_block_notes): Likewise. Make static.
920 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
921 operation_could_trap_p, tree_could_throw_p): Move from here...
922 * tree.h: ... to here.
923 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
924 * profile.c: Do not include cfghooks.h.
925 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
926 * modulo-sched.c: Likewise.
927 * loop-unswitch.c: Do not include cfglayout.h.
928 * sched-ebb.c: Likewise.
929 * tracer.c: Likewise.
931 * tree-vect-loop-manip.c: Likewise.
932 * loop-init.c: Likewise.
933 * dwarf2out.c: Likewise.
934 * hw-doloop.c: Likewise.
935 * loop-unroll.c: Likewise.
936 * cfgcleanup.c: Likewise.
937 * bb-reorder.c: Likewise.
938 * sched-rgn.c: Likewise.
939 * tree-cfg.c: Likewise.
940 * config/alpha/alpha.c: Likewise.
941 * config/spu/spu.c: Likewise.
942 * config/sparc/sparc.c: Likewise.
943 * config/sh/sh.c: Likewise.
944 * config/c6x/c6x.c: Likewise.
945 * config/ia64/ia64.c: Likewise.
946 * config/rs6000/rs6000.c: Likewise.
947 * config/score/score.c: Likewise.
948 * config/mips/mips.c: Likewise.
949 * config/bfin/bfin.c: Likewise.
950 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
951 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
952 * config/spu/t-spu-elf (spu.o: $): Likewise.
953 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
955 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
957 * cfgloop.h: Do not include rtl.h.
958 (enum iv_extend_code): New.
959 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
960 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
961 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
962 an IV_EXTEND_CODE to an RTX_CODE.
963 (dump_iv_info): Update for rtx_iv field type change.
964 (iv_constant): Likewise.
965 (iv_subreg): Likewise.
966 (iv_extend): Likewise.
970 (iv_shift): Likewise.
971 (get_biv_step_1): Likewise.
972 (get_biv_step): Likewise.
973 (iv_analyze_biv): Likewise.
974 (get_iv_value): Likewise.
975 (shorten_into_mode): Likewise.
976 (canonicalize_iv_subregs): Likewise.
977 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
978 of MAY_HAVE_DEBUG_INSNS.
979 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
980 * tree-ssa-loop-prefetch.c: Likewise.
982 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
984 * expmed.c (ceil_log2): Move from here...
985 * hwint.c: ... to here for older GCCs...
986 * hwint.h: ... and here for newer GCCs.
987 * rtl.h (ceil_log2): Remove prototype.
989 * tree-phinodes.c: Do not include rtl.h.
990 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
992 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
994 * config/cris/cris.h (TARGET_ELF): Remove.
995 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
996 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
997 (LOCAL_LABEL_PREFIX): Likewise.
998 * config/cris/cris.c (cris_target_asm_named_section): Remove.
999 (cris_option_override): Simpify using TARGET_ELF==1.
1000 (cris_file_start): Likewise.
1001 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1003 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1007 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1010 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1012 2012-06-15 Easwaran Raman <eraman@google.com>
1014 * passes.c (init_optimization_passes): Remove pass_call_cdce
1015 from its current position and insert after pass_dce.
1017 2012-06-15 Walter Lee <walt@tilera.com>
1019 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1021 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1023 * arm.c (note_invalid_constants): Don't return a result.
1024 (arm_memory_load_p): Delete function.
1025 (arm_const_double_rtx): Delete iterator variable i;
1026 (fp_immediate_constant): Likewise.
1027 (fp_const_from_val): Likewise.
1029 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1031 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1034 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1035 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1037 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1039 * config/avr/avr.c (avr_default_expand_builtin): New function.
1040 (avr_expand_builtin): Use it.
1041 (avr_expand_unop_builtin): Remove.
1042 (avr_expand_binop_builtin): Remove.
1043 (avr_expand_triop_builtin): Remove.
1045 2012-06-15 Michael Matz <matz@suse.de>
1048 * cfgexpand.c (add_alias_set_conflicts): Remove.
1049 (expand_used_vars): Don't call it.
1050 (aggregate_contains_union_type): Remove.
1051 * function.c (n_temp_slots_in_use): New static data.
1052 (make_slot_available, assign_stack_temp_for_type): Update it.
1053 (init_temp_slots): Zero it.
1054 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1055 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1057 2012-06-15 Michael Matz <matz@suse.de>
1059 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1060 argument, don't emit assign statement if value is directly usable.
1061 (gimplify_expr): Adjust.
1063 2012-06-15 Michael Matz <matz@suse.de>
1065 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1066 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1068 2012-06-15 Richard Guenther <rguenther@suse.de>
1070 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1071 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1072 we assert for in set_value_range to VR_VARYING.
1074 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1076 * arm.md (addsf3, adddf3): Use s_register_operand.
1077 (subsf3, subdf3): Likewise.
1078 (mulsf3, muldf3): Likewise.
1079 (difsf3, divdf3): Likewise.
1080 (movsfcc, movdfcc): Likewise.
1081 * predicates.md (f_register_operand): Delete.
1082 (arm_float_rhs_operand): Delete.
1083 (arm_float_add_operand): Delete.
1084 (arm_float_compare_operand): Use s_register_operand when
1086 (cirrus_register_operand): Delete.
1087 (cirrus_fp_register): Delete.
1088 (cirrus_shift_const): Delete.
1089 (cmpdi_operand): Remove Maverick support.
1090 * constraints.md (f, v, H): Delete constraints.
1091 (G): Update documentation.
1092 * arm.c (fp_consts_inited): Convert to bool.
1093 (strings_fp): Delete.
1094 (values_fp): Delete.
1095 (value_fp0): New variable.
1096 (init_fp_table): Simplify logic.
1097 (arm_const_double_rtx): Likewise.
1098 (fp_immediate_constant): Likewise.
1099 (fp_const_from_val): Likewise.
1100 (neg_const_double_rtx_ok_for_fpa): Delete.
1101 * doc/md.texi (ARM constraints): Update documentation.
1103 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1105 PR tree-optimization/53636
1106 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1107 stride when doing basic-block vectorization.
1109 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1111 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1114 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1116 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1117 allocate and free bbs array for the SLP case.
1119 PR tree-optimization/51581
1120 * expr.h (choose_multiplier): New prototype.
1121 * expmed.c (choose_multiplier): No longer static.
1122 Change multiplier_ptr from rtx * to UHWI *.
1123 (expand_divmod): Adjust callers.
1124 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1125 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1126 argument to new_stmt_vec_info. Attempt to optimize also divisions
1127 by non-pow2 constants if integer vector division isn't supported.
1128 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1129 don't look at pattern stmts and sequences.
1131 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1134 * common.opt (-fdelete-dead-exceptions): New switch.
1135 * doc/invoke.texi (Code Gen Options): Document it.
1136 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1137 insn_could_throw_p predicate. Do not skip an insn that could throw
1138 if dead exceptions can be deleted.
1139 (insn_live_p): Likewise, do not return true in that case.
1140 * dce.c (can_alter_cfg): New flag.
1141 (deletable_insn_p): Do not return false for an insn that can throw if
1142 the CFG can be altered and dead exceptions can be deleted.
1143 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1144 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1145 predicate. Do not preserve an insn that could throw if dead exceptions
1147 * function.h (struct function): Add can_delete_dead_exceptions flag.
1148 * function.c (allocate_struct_function): Set it.
1149 * lto-streamer-in.c (input_struct_function_base): Stream it.
1150 * lto-streamer-out.c (input_struct_function_base): Likewise.
1151 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1152 statement that could throw as necessary if dead exceptions can be
1155 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1157 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1159 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1162 * config/sh/sh.md: Add peephole for swapbsi2.
1163 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1165 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1167 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1168 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1170 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1173 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1175 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1177 * arm.c (arm_cirrus_insn_p): Delete.
1178 (cirrus_reorg): Delete.
1179 (arm_reorg): Don't call cirrus_reorg.
1180 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1181 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1182 (adddi3, subdi3): Remove Maverick support.
1183 (arm_adddi3): Likewise.
1184 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1185 (addsf3, adddf3): Likewise.
1186 (subsf3, subdf3): Likewise.
1187 (mulsf3, muldf3): Likewise.
1188 (ashldi3, ashrdi3, lshrdi3): Likewise.
1189 (floatsisf2, floatsidf2): Likewise.
1190 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1191 (arm_movdi, thumb1_movdi_insn): Likewise.
1192 (arm_cmpdi_insn): Likewise.
1193 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1194 (cirrus.md): Don't include.
1195 * cirrus.md: Delete file.
1196 * t-arm (MD_INCLUDES): Remove cirrus.md.
1198 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1200 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1201 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1202 cgraph_function_possibly_inlined_p.
1203 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1204 (process_scope_var): Do not emit concrete instances of abstracted
1205 nested functions from here.
1206 (gen_decl_die): Emit the abstract instance if the function is possibly
1207 abstracted and not only possibly inlined.
1208 (dwarf2out_finish): Find the first non-abstract parent instance and
1209 attach concrete instances on the limbo list to it.
1211 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1213 * arm.md (divsf3, divdf3): Remove FPA support.
1214 (negsf2, negdf2): Likewise.
1215 (sqrtsf2, sqrtdf2): Likewise.
1216 (movdfcc): Likewise.
1217 (modsf3, moddf3, movxf): Delete.
1218 (push_fp_multi): Delete.
1219 (fpa.md): Don't include it.
1220 * fpa.md: Delete file.
1221 * t-arm (MD_INCLUDES): Remove fpa.md.
1223 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1225 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1226 (cost_for_stmt): Remove decl.
1227 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1228 * tree-vect-loop.c (vect_get_cost): Remove.
1229 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1230 vect_get_stmt_cost rather than vect_get_cost.
1231 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1233 (vect_estimate_min_profitable_iters): Correct typo in call to
1234 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1236 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1238 (vect_model_induction_cost): Likewise.
1239 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1240 typo in call to vect_get_single_scalar_iteration_cost.
1241 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1242 (cost_for_stmt): Remove unnecessary function.
1243 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1245 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1247 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1248 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1249 * arm-tables.opt: Regenerated.
1250 * doc/invoke.texi: Remove references to deleted options.
1252 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1254 * config/h8300/genmova.sh: Modified to add offset bits of
1255 mova/Sz assembly instruction for memory access.
1256 * config/h8300/h8300.c: Likewise.
1257 * config/h8300/mova.md: Likewise.
1259 2012-06-12 Christian Bruel <christian.bruel@st.com>
1262 * config/sh/sh.c (sh_option_override): Don't force
1263 flag_omit_frame_pointer and maccumulate_outgoing_args.
1264 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1266 2012-06-14 Richard Guenther <rguenther@suse.de>
1268 * tree-vrp.c (VR_INITIALIZER): New define.
1269 (ranges_from_anti_range): New function.
1270 (extract_range_from_binary_expr_1): Decompose operations on
1271 VR_ANTI_RANGEs to operations on VR_RANGE.
1272 (extract_range_from_unary_expr_1): Likewise.
1273 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1274 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1275 extract_range_from_cond_expr, adjust_range_with_scev,
1276 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1277 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1279 2012-06-13 Richard Henderson <rth@redhat.com>
1281 * hwint.h (HOST_WIDEST_INT_C): New.
1282 (HOST_WIDE_INT_C): New.
1283 (HOST_WIDE_INT_1): Use it.
1284 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1286 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1289 * var-tracking.c: Include alias.h.
1290 (overlapping_mems): New struct.
1291 (drop_overlapping_mem_locs): New.
1292 (clobber_overlapping_mems): New.
1293 (var_mem_delete_and_set, var_mem_delete): Call it.
1294 (val_bind): Likewise, but only if modified.
1295 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1296 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1298 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1301 * var-tracking.c (loc_exp_dep_pool): New.
1302 (vt_emit_notes): Create and release the pool.
1303 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1304 (emit_notes_in_bb): Likewise.
1305 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1306 (notify_dependents_of_changed_value): Likewise.
1307 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1308 variables don't have a VAR_LOC_DEP_LST.
1309 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1310 VALUEs or MEMs of VALUEs.
1312 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1316 * dce.c (word_dce_process_block): Insert debug temps only if the
1318 (dce_process_block): Likewise, and if debug.used is not empty,
1319 and only after iterating over all DEFs that might mark the insn.
1321 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1323 * common.opt (ftree-coalesce-inlined-vars): New.
1324 (ftree-coalesce-vars): New.
1325 * doc/invoke.texi: Document them.
1326 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1329 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1331 * read-rtl.c (mapping): Remove index field. Add current_value field.
1332 Define heap vectors.
1333 (iterator_group): Fix long line. Remove num_builtins field and
1334 uses_iterator fields. Make apply_iterator take a void * parameter.
1335 (iterator_use, atttribute_use): New structures.
1336 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1337 (current_iterators, iterator_uses, attribute_uses): New variables.
1338 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1339 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1340 (map_attr_string, apply_iterator_to_string): Remove iterator
1341 and value parameters. Look through all current iterator values
1342 for a matching attribute.
1343 (mode_attr_index, apply_mode_maps): Delete.
1344 (apply_iterator_to_rtx): Replace with...
1345 (copy_rtx_for_iterators): ...this new function.
1346 (uses_iterator_p, apply_iterator_traverse): Delete.
1347 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1349 (add_mapping): Remove index field. Set current_value field.
1350 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1352 (find_iterator): Delete.
1353 (record_iterator_use, record_attribute_use): New functions.
1354 (record_potential_iterator_use): New function.
1355 (check_code_iterator): Remove handling of bellwether codes.
1356 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1357 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1358 parameter. Use the first code iterator value instead of the
1359 bellwether_codes array. Use record_potential_iterator_use for modes.
1361 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1364 * config/sh/sh.md (bswapsi2): New expander.
1365 (swapbsi2): New insn.
1367 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1370 * config/i386/i386.c (ix86_tune_cost): New variable.
1371 (ix86_option_override_internal): Set ix86_tune_cost. Use
1372 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1373 l1_cache_size and l2_cache_size.
1375 2012-06-13 Richard Guenther <rguenther@suse.de>
1377 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1378 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1379 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1380 VR_ANTI_RANGE with VR_ANTI_RANGE.
1382 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1384 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1386 (obsolete): ... here.
1387 (arm*-*-freebsd*): Remove.
1388 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1389 (arm*-*-uclinux*): Likewise.
1390 (arm*-*-ecos-elf): Remove.
1391 (arm*-*-rtems*): Remove.
1392 (arm*-*-elf): Remove.
1393 (arm*-wince-pe*): Remove.
1394 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1395 * arm/ecos-elf.h: Delete.
1396 * arm/t-strongarm-elf: Delete.
1397 * arm/rtems-elf.h: Delete.
1398 * arm/wince-pe.h: Delete.
1401 * arm/t-wince-pe: Delete.
1403 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1405 PR tree-optimization/53647
1406 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1407 targets with no defined cache line size.
1409 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1411 * targhooks.c (default_builtin_vectorized_conversion): Handle
1412 vec_construct, using vectype to base cost on subparts.
1413 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1414 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1415 instead of scalar_to-vec.
1416 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1417 vec_construct in same way as default for now.
1418 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1419 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1420 Handle vec_construct, including special case for 32-bit loads.
1422 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1424 * config/arm/arm.c (FL_IWMMXT2): New define.
1425 (arm_arch_iwmmxt2): New variable.
1426 (arm_option_override): Enable use of iWMMXt with VFP.
1427 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1428 Thumb mode. Set arm_arch_iwmmxt2.
1429 (arm_expand_binop_builtin): Accept VOIDmode op.
1430 (enum arm_builtins): Revise built-in fcode.
1431 (IWMMXT2_BUILTIN): New define.
1432 (IWMMXT2_BUILTIN2): Likewise.
1433 (iwmmx2_mbuiltin): Likewise.
1434 (builtin_description bdesc_2arg): Revise built in declaration.
1435 (builtin_description bdesc_1arg): Likewise.
1436 (arm_init_iwmmxt_builtins): Revise built in initialization.
1437 (arm_expand_builtin): Revise built in expansion.
1438 (arm_output_iwmmxt_shift_immediate): New function.
1439 (arm_output_iwmmxt_tinsr): Likewise.
1440 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1441 (arm_output_iwmmxt_tinsr): Likewise.
1442 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1443 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1444 (rorv4hi3, rorv2si3, rordi3): Likewise.
1445 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1446 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1447 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1448 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1449 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1450 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1451 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1452 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1453 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1454 (ror<mode>3, ror<mode>3_di): Likewise.
1455 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1456 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1457 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1458 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1459 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1460 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1461 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1462 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1463 (All instruction patterns): Add wtype attribute.
1464 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1465 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1466 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1467 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1468 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1469 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1470 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1471 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1472 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1473 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1474 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1475 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1476 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1477 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1478 (iwmmxt2.md): Include.
1479 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1480 (TARGET_IWMMXT2): New define.
1481 (TARGET_REALLY_IWMMXT2): Likewise.
1482 (arm_arch_iwmmxt2): Declare.
1483 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1484 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1485 Use C name-mangling for intrinsics.
1487 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1488 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1489 (_m_from_int): Likewise.
1490 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1491 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1492 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1493 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1494 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1495 (_mm_tbcst_pi32): Likewise.
1496 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1497 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1498 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1499 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1500 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1501 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1502 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1503 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1504 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1505 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1506 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1507 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1508 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1509 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1510 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1511 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1512 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1513 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1514 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1515 (_m_to_int): New define.
1516 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1517 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1518 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1520 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1521 (arch): Add "iwmmxt2".
1522 (arch_enabled): Handle "iwmmxt2".
1523 (wtype): New attribute.
1524 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1525 (UNSPEC_WALIGNI): New unspec.
1526 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1527 * config/arm/iterators.md (VMMX2): New mode_iterator.
1528 * config/arm/marvell-f-iwmmxt.md: New file.
1529 * config/arm/iwmmxt2.md: New file.
1531 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1536 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1537 if type isn't complete.
1539 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1541 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1543 2012-06-12 Richard Henderson <rth@redhat.com>
1545 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1546 iterator instead of INT.
1548 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1550 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1551 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1553 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1554 (tree_ssa_phiopt): Call gate_hoist_loads.
1555 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1556 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1557 hoist_adjacent_loads.
1558 (local_mem_dependence): New function.
1559 (hoist_adjacent_loads): Likewise.
1560 (gate_hoist_loads): Likewise.
1561 * common.opt (fhoist-adjacent-loads): New switch.
1562 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1564 2012-06-12 Michael Matz <matz@suse.de>
1566 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1567 (nonoverlapping_memrefs_p): Don't call it here ...
1568 (true_dependence_1): ... but here.
1570 2012-06-12 Richard Guenther <rguenther@suse.de>
1572 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1573 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1574 and MEM_SIZE only refines it. Reflect that and be less conservative
1575 if either of the latter is not known.
1577 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1579 PR rtl-optimization/53589
1580 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1581 discovery even when e->dest != target. If any LABEL_REF points
1582 to e->dest label, redirect it to target's label.
1584 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1586 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1587 condition for generating REG_FRAME_RELATED_EXPR note.
1588 (pop): Add code for generating REG_CFA_RESTORE,
1589 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1590 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1591 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1593 2012-06-11 Richard Henderson <rth@redhat.com>
1595 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1596 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1598 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1600 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1602 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1603 Mention that this hook needs to be defined for native TLS.
1604 * doc/tm.texi: Regenerate.
1606 2012-06-11 Mike Stump <mikestump@comcast.net>
1608 * emit-rtl.c (init_emit_once): Iterate through the
1609 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1610 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1611 all the MIN_MODE_PARTIAL_INT modes anymore.
1613 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1615 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1617 2012-06-11 Roland McGrath <mcgrathr@google.com>
1619 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1620 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1621 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1624 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1627 * config/sh/sh.md (fmasf4): New expander.
1628 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1629 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1630 * config/sh/sh.opt (mfused-madd): Remove.
1631 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1632 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1633 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1635 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1638 2012-06-11 Richard Henderson <rth@redhat.com>
1640 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1642 2012-06-11 Richard Guenther <rguenther@suse.de>
1645 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1646 replace it with the first non-BLOCK context.
1648 2012-06-11 Richard Guenther <rguenther@suse.de>
1650 * alias.c (aliases_everything_p): Remove.
1651 (DIFFERENT_ALIAS_SETS_P): Likewise.
1652 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1653 Do not use aliases_everything_p or special-case ANDs. Do not
1654 special-case BLKmode moves.
1655 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1658 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1660 Fix CRIS build errors with --enable-build-with-cxx.
1661 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1662 variable "and" to "andop".
1663 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1664 temporary variable for memory model, passing C++-type-correct
1665 parameter type to expand_mem_thread_fence.
1666 ("atomic_compare_and_swap<mode>"): Ditto.
1668 2012-06-09 Richard Henderson <rth@redhat.com>
1671 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1672 (pass_jump): Rename from pass_jump2.
1673 (execute_jump2, pass_jump2): New.
1674 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1675 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1676 and ACCUMULATE_OUTGOING_ARGS test...
1677 (gate_handle_stack_adjustments): ... here.
1678 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1679 Place new pass_jump2 after pass_stack_adjustments.
1680 * tree-pass.h (pass_jump): Declare.
1682 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1684 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1687 2012-06-08 Richard Henderson <rth@redhat.com>
1690 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1691 note to a clobber insn when no other insn is available.
1693 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1695 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1697 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1699 * genhooks.c (main): Set progname.
1700 (emit_documentation): Remove variable found_start, always bail out
1701 when a place is missing.
1702 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1704 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1707 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1708 call walk_gimple_seq_mod instead of walk_gimple_seq.
1709 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
1710 scan_omp_for, scan_omp_sections, scan_omp_single,
1711 execute_lower_omp): Adjust callers.
1712 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
1713 returns false, replace stmt with GIMPLE_NOP.
1714 (check_omp_nesting_restrictions): Instead of issuing warnings,
1715 issue errors and return false if any errors were reported.
1717 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
1719 * doc/invoke.texi (fconserve-space): Remove documentation.
1721 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
1723 * config/rs6000/rs6000-tables.opt: Regenerated.
1725 2012-06-06 Richard Guenther <rguenther@suse.de>
1727 PR tree-optimization/53081
1728 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
1729 (adjacent_dr_p): ... this and make it work for reads, too.
1730 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
1731 (struct partition_s): Change main_stmt to main_dr, add
1732 secondary_dr member.
1733 (build_size_arg_loc): Change to date data-reference and not
1735 (build_addr_arg_loc): New function split out from ...
1736 (generate_memset_builtin): ... here. Use it and simplify.
1737 (generate_memcpy_builtin): New function.
1738 (generate_code_for_partition): Adjust.
1739 (classify_partition): Streamline pattern detection. Detect memcpy.
1740 (ldist_gen): Adjust.
1741 (tree_loop_distribution): Adjust seed statements for memcpy
1744 2012-06-06 Matt Turner <mattst88@gmail.com>
1746 * config/arm/mmintrin.h (_mm_empty): New.
1749 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
1751 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
1752 * common.opt (fsched-pressure-algorithm=): Remove.
1753 * flag-types.h (sched_pressure_algorithm): Move to...
1754 * sched-int.h (sched_pressure_algorithm): ...here.
1755 * params.def (sched-pressure-algorithm): New param.
1756 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
1757 * common/config/s390/s390-common.c (s390_option_optimization_table):
1758 Remove OPT_fsched_pressure_algorithm_ entry.
1759 * config/s390/s390.c (s390_option_override): Set a default value for
1760 PARAM_SCHED_PRESSURE_ALGORITHM.
1762 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1765 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
1766 doing an unsigned compare, make sure the second argument is not a
1768 (rs6000_emit_cmove): Don't allow floating point comparisons when
1769 generating ISEL moves.
1771 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
1773 * config/rs6000/e5500.md: New file.
1774 * config/rs6000/e6500.md: New file.
1775 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1777 (rs6000_option_override_internal): Altivec and Spe options not
1778 allowed with e5500. Spe options not allowed with e6500. Increase
1779 move inline limit for e5500 and e6500. Disable string instructions
1780 for e5500 and e6500. Enable branch targets alignment for e5500 and
1781 e6500. Initialize rs6000_cost for e5500 and e6500.
1782 (rs6000_adjust_cost): Add extra scheduling cycles between compare
1783 and brnach for e5500 and e6500.
1784 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
1785 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
1787 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
1788 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
1790 Include e5500.md and e6500.md.
1791 * config/rs6000/rs6000-opt.h (processor_type): Add
1792 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
1793 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
1794 (powerpc*-*-*): Add new cores e5500, e6500.
1795 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
1797 2012-06-05 Richard Guenther <rguenther@suse.de>
1799 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
1801 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
1804 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
1805 is used for x86_64-*-*.
1807 2012-06-05 Richard Guenther <rguenther@suse.de>
1809 PR tree-optimization/30442
1810 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
1811 vectorization stop analysis at the first stmt we cannot compute
1812 a data-reference for instead of giving up completely.
1814 2012-06-05 Richard Guenther <rguenther@suse.de>
1816 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
1817 (partition_alloc): Initialize it.
1818 (partition_has_writes): New function.
1819 (rdg_flag_uses): Adjust.
1820 (rdg_flag_vertex): Likewise.
1821 (rdg_flag_vertex_and_dependent): Likewise.
1822 (rdg_flag_loop_exits): Likewise.
1823 (build_rdg_partition_for_component): Likewise.
1824 (rdg_build_partitions): Likewise.
1826 2012-06-05 Richard Guenther <rguenther@suse.de>
1828 PR tree-optimization/53081
1829 * tree-loop-distribution.c (generate_memset_builtin): Handle all
1830 kinds of byte-sized stores.
1831 (classify_partition): Likewise.
1832 (tree_loop_distribution): Adjust seed statements used for
1833 !flag_tree_loop_distribution.
1835 2012-06-05 Alan Modra <amodra@gmail.com>
1837 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
1838 (rs6000_emit_prologue): Ensure register used for inline saves
1839 of vector regs is not the static chain register. Revise comment.
1841 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1843 * doc/md.texi (Standard Pattern Names For Generation): Document
1846 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
1849 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
1851 2012-06-04 Jason Merrill <jason@redhat.com>
1853 * dwarf2out.c (is_unit_die): New.
1854 (copy_declaration_context, copy_ancestor_tree): Use it.
1855 (copy_decls_walk): Likewise.
1857 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1860 * doc/invoke.texi (Wenum-compare): Update documentation.
1862 2012-06-04 Dodji Seketeli <dodji@redhat.com>
1864 PR preprocessor/53463
1865 * parser.c (cp_parser_assignment_expression): Use the location
1866 for the '=' as the default location for the expression.
1868 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1871 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1873 (altivec_stvlxl): Ditto.
1874 (altivec_stvrx): Ditto.
1875 (altivec_stvrxl): Ditto.
1877 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
1879 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
1880 (ira_uniform_class_p): New macro.
1882 * ira.c (setup_uniform_class_p): New function.
1883 (setup_allocno_and_important_classes): Call the function.
1884 (print_unform_and_important_classes): New function.
1885 (print_classes): Rename to print_translated_classes.
1886 (ira_debug_allocno_classes): Add call of
1887 print_unform_and_important_classes.
1889 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
1890 classes instead of pressure classes.
1892 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1895 * trans-mem.c (expand_block_edges): Do not skip the first
1896 statement when resetting the BB.
1898 2012-06-04 Richard Guenther <rguenther@suse.de>
1900 * tree-data-ref.c (stores_from_loop): Remove.
1901 (stmt_with_adjacent_zero_store_dr_p): Likewise.
1902 (stores_zero_from_loop): Likewise.
1903 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
1904 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
1905 (adjacent_store_dr_p): New function.
1906 * tree-loop-distribution.c (generate_memset_builtin): Pass
1907 the RDG, use the already available data-reference.
1908 (generate_code_for_partition): Pass down RDG.
1909 (classify_partition): Inline parts of the former
1910 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
1911 (ldist_gen): Remember if there was any detected builtin and
1912 do less work if not and flag_tree_loop_distribution is not set.
1913 (tree_loop_distribution): Inline and fuse stores_from_loop
1914 and stores_zero_from_loop here.
1916 2012-06-04 Richard Guenther <rguenther@suse.de>
1919 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1920 create new assembler names.
1922 2012-06-04 Richard Guenther <rguenther@suse.de>
1924 * tree-data-ref.c (struct rdg_vertex_info): Remove.
1925 (rdg_vertex_for_stmt): Simplify using gimple_uid.
1926 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
1927 hashtable. Record stmt data-references.
1928 (hash_stmt_vertex_info): Remove.
1929 (eq_stmt_vertex_info): Likewise.
1930 (hash_stmt_vertex_del): Likewise.
1931 (build_empty_rdg): Simplify.
1932 (build_rdg): Adjust.
1933 (free_rdg): Likewise.
1934 (ref_base_address): Remove.
1935 (have_similar_memory_accesses): Likewise.
1936 * tree-data-ref.h (create_rdg_vertices): Remove.
1937 (struct rdg_vertex): Add datarefs member.
1938 (RDGV_DATAREFS): New define.
1939 (RDG_DATAREFS): Likewise.
1940 (have_similar_memory_accesses): Remove.
1941 (rdg_has_similar_memory_accesses): Likewise.
1942 * tree-loop-distribution.c (ref_base_address): Re-implement here.
1943 (similar_memory_accesses): Re-implement using existing data-references.
1944 (tree_loop_distribution): Initialize stmt uids for the stmt to
1946 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1947 access stmt vinfo for stmts in loop.
1949 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
1952 * config/m68k/m68k.md ("tablejump"): Fix check for
1953 CASE_VECTOR_PC_RELATIVE.
1955 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1957 * output.h (merge_weak, assemble_alias,
1958 initializer_constant_valid_p,
1959 initializer_constant_valid_for_bitfield_p): Move protos from here...
1960 * tree.h: ... to here.
1961 * cgraphclones.c: Do not include output.h.
1962 * gimplify.c: Likewise.
1963 * reload.c: Likewise.
1964 * recog.c: Likewise.
1965 * tree-ssa-loop-ivopts.c: Likewise.
1966 * tree-switch-conversion.c: Likewise.
1967 * c-parser.c: Likewise.
1968 * c-typeck.c: Likewise.
1969 * Makefile.in: Fix dependencies.
1971 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1974 * config/avr/avr-stdint.h: New file.
1975 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1978 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1980 PR tree-optimization/53550
1981 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1982 is POINTER_TYPE_P, use sizetype as step type instead of type.
1984 2012-06-04 Richard Guenther <rguenther@suse.de>
1986 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
1987 (ref_base_address_1): Likewise.
1988 (remove_similar_memory_refs): Likewise.
1989 * tree-data-ref.h (remove_similar_memory_refs): Remove.
1990 * tree-loop-distribution.c (classify_partition): Do not classify
1991 as builtin if -ftree-loop-distribute-patterns is not enabled.
1992 (fuse_partitions_with_similar_memory_accesses): Inline ...
1993 (ldist_gen): ... here. Fuse all non-builtin partitions if
1994 -ftree-loop-distribution is not enabled. Properly return
1995 the number of created partitions. Do not update SSA form here but ...
1996 (tree_loop_distribution): ... once here for the whole function.
1997 Only walk innermost loops, constrain loops we consider here
1998 further. Do not call remove_similar_memory_refs.
1999 (distribute_loop): Do not check number of loop nodes here.
2001 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2003 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2005 2012-06-03 Martin Jambor <mjambor@suse.cz>
2007 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2008 (ipa_get_jf_known_type_base_type): Likewise.
2009 (ipa_get_jf_known_type_component_type): Likewise.
2010 (ipa_get_jf_constant): Likewise.
2011 (ipa_get_jf_pass_through_formal_id): Likewise.
2012 (ipa_get_jf_pass_through_operation): Likewise.
2013 (ipa_get_jf_ancestor_offset): Likewise.
2014 (ipa_get_jf_ancestor_type): Likewise.
2015 (ipa_get_jf_ancestor_formal_id): Likewise.
2016 (ipa_get_jf_member_ptr_pfn): Likewise.
2017 * ipa-prop.c (ipa_set_jf_known_type): New function.
2018 (ipa_set_jf_constant): Likewise.
2019 (ipa_set_jf_simple_pass_through): Likewise.
2020 (ipa_set_jf_arith_pass_through): Likewise.
2021 (ipa_set_ancestor_jf): Likewise.
2022 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2023 ipa_set_jf_member_ptr_cst.
2024 (detect_type_change_1): Use the new jump function creation functions.
2025 (compute_complex_assign_jump_func): Likewise.
2026 (compute_complex_ancestor_jump_func): Likewise.
2027 (compute_known_type_jump_func): Likewise.
2028 (compute_scalar_jump_functions): Likewise.
2029 (compute_pass_through_member_ptrs): Likewise.
2030 (determine_cst_member_ptr): Likewise.
2031 (combine_known_type_and_ancestor_jfs): Likewise.
2032 (try_make_edge_direct_simple_call): Likewise.
2033 (try_make_edge_direct_virtual_call): Likewise.
2034 (update_indirect_edges_after_inlining): Likewise.
2035 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2036 access functions. Incorporat NOP_EXPR and BINFO handling from its
2038 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2039 which was in its callers.
2040 (ipa_value_from_jfunc): Use jump function access functions. Some
2041 functionality moved to functions above.
2042 (propagate_vals_accross_ancestor): Likewise.
2043 (propagate_vals_accross_pass_through): Use jump function access
2045 (propagate_accross_jump_function): Likewise.
2046 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2048 (inline_merge_summary): Likewise.
2050 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2052 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2053 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2054 MAX_PCREL17F_OFFSET instead of fixed offset.
2055 (pa_attr_length_call): Likewise.
2056 (pa_attr_length_indirect_call): Likewise.
2058 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2061 * config/sh/sh.opt (mfsca, mfsrra): New options.
2062 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2064 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2065 (sinssf2, cossf2): Fold expanders to ...
2066 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2067 TARGET_FSCA condition.
2068 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2070 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2071 -mno-fsca, -mfsrra, -mno-fsrra.
2073 2012-06-03 Matt Turner <mattst88@gmail.com>
2075 * config/mips/4600.md (r4700_imul_si): New.
2076 (r4700_imul_di): New.
2077 (r4700_fmul_single): New.
2078 (r4700_fmul_double): New.
2079 * config/mips/mips-cpus.def: Add r4700.
2080 * config/mips/mips.c: Likewise.
2081 * config/mips/mips.md: Likewise.
2082 * config/mips/mips-tables.opt: Regenerate.
2084 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2086 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2087 new function sparc_initial_elimination_offset.
2088 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2090 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2093 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2095 * expmed.c (expand_mult, choose_multiplier): Change
2096 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2097 * expr.c (convert_modes): Likewise.
2098 * explow.c (plus_constant): Likewise.
2099 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2100 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2101 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2102 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2103 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2104 (do_fixed_shift, fixed_convert, fixed_convert)
2105 (fixed_convert_from_int, fixed_convert_from_int)
2106 (fixed_convert_from_real): Likewise.
2107 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2108 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2109 * varasm.c (output_constructor_bitfield): Likewise.
2110 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2111 * double-int.c (rshift_double, lshift_double): Likewise.
2112 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2114 * simplify-rtx.c (mode_signbit_p)
2115 (simplify_const_unary_operation, simplify_binary_operation_1)
2116 (simplify_immed_subreg): Likewise.
2117 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2118 * tree-vect-generic.c (build_replicated_const): Likewise.
2119 * dbxout.c (stabstr_O): Likewise.
2120 * emit-rtl.c (immed_double_int_const, immed_double_const)
2121 (gen_lowpart_common, init_emit_once): Likewise.
2122 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2123 (widest_int_cst_value, upper_bound_in_type): Likewise.
2124 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2125 (fixup_unsigned_type): Likewise.
2126 * real.c (real_to_integer2, real_from_integer): Likewise.
2127 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2128 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2130 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2133 * fold-const.c (fold_binary_loc): Refine previous change.
2135 2012-06-01 Olivier Hainque <hainque@adacore.com>
2137 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2138 the "do {" part of the do-while(0) loop.
2140 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2142 * config/i386/i386.c (x86_sched_reorder): New function.
2143 Added new function x86_sched_reorder.
2145 2012-06-01 Richard Guenther <rguenther@suse.de>
2147 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2149 (classify_partition): Likewise.
2151 2012-06-01 Richard Guenther <rguenther@suse.de>
2153 * tree-loop-distribution.c (enum partition_kind): New enum.
2154 (struct partition_s): Add kind and main_stmt members.
2155 (partition_alloc): Initialize kind to PKIND_NORMAL.
2156 (partition_builtin_p): New function.
2157 (copy_loop_before): Remove failure path and assert instead.
2158 (generate_loops_for_partition): Likewise.
2159 (generate_memset_zero): Fold into ...
2160 (generate_memset_builtin): ... this.
2161 (classify_partition): New function with code from
2162 can_generate_builtin and generate_builtin.
2163 (generate_builtin): Remove.
2164 (can_generate_builtin): Likewise.
2165 (fuse_partitions_with_similar_memory_accesses): Call
2166 partition_builtin_p instead of can_generate_builtin.
2167 (rdg_build_partitions): Do not call
2168 fuse_partitions_with_similar_memory_accesses here...
2169 (ldist_gen): ... but here after classifying all partitions.
2170 Remove failure path of generate_code_for_partition.
2171 (generate_code_for_partition): Generate code according
2172 to partition classification.
2174 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2175 Jonathan Wakely <jwakely.gcc@gmail.com>
2178 * doc/invoke.texi (Warning Options): Explain purpose and differences
2179 between -Wmissing-prototypes and -Wmissing-declarations.
2181 2012-06-01 Christian Bruel <christian.bruel@st.com>
2183 * gcc.c (save_switch): Add user_p parameter.
2184 (read_specs): Likewise.
2185 (set_specs): Likewise.
2186 (validate_switches): Likewise.
2187 (validate_switches_from_spec): Likewise.
2188 (validate_all_switches): Pass on user_p parameter.
2189 (struct spec_list): Add user_p field.
2190 (struct switchstr): Add known field.
2191 (save_switch): Add known parameter.
2192 (INIT_STATIC_SPEC): Initialize user_p;
2193 (driver_unknown_option_callbac): call save_switch if
2194 OPT_SPECIAL_unknown.
2195 (driver_handle_option): Propagate OPT_specs.
2196 (do_spec_1): Set validated only if known.
2197 (check_live_switch): Likewise.
2198 (validate_switches): Set validated if known or user_spec.
2200 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2202 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2203 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2204 * config/cris/cris-protos.h: Declare it.
2205 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2206 (TARGET_DEFAULT): Add alignment by 32.
2207 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2208 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2209 TARGET_CPU_DEFAULT == 32.
2210 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2211 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2212 numbers by replacing the define_constants for all UNSPECs with the
2213 equivalent define_c_enum construct.
2214 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2215 * config/cris/sync.md: New file.
2217 2012-05-31 Matt Turner <mattst88@gmail.com>
2219 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2220 (r4600_imul_di): New.
2221 (r4600_idiv_si): Rename from r4600_idiv.
2222 (r4600_idiv_di): New.
2224 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2226 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2227 (decl_default_tls_model): Move to tree.h
2228 (dump_file): Move to system.h.
2229 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2230 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2231 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2232 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2233 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2234 dbxout_stab_value_internal_label,
2235 dbxout_stab_value_internal_label_diff): Move from here ...
2236 * dbxout.h: ... to here.
2237 * system.h (dump_file): Moved here from output.h.
2238 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2239 * tree.h (decl_default_tls_model): Moved here from output.h.
2240 * varasm.c (default_stabs_asm_out_destructor,
2241 default_stabs_asm_out_constructor): Move from here ...
2242 * dbxout.c: ... to here.
2244 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2246 * collect2.h (dump_file): Rename to dump_ld_file.
2247 * collect2.c: Likewise.
2248 * tlink.c: Likewise.
2250 * alias.c: Do not include output.h.
2251 * auto-inc-dec.c: Likewise.
2252 * bt-load.c: Likewise.
2253 * caller-save.c: Likewise.
2255 * cfgbuild.c: Likewise.
2256 * cfgcleanup.c: Likewise.
2257 * cfglayout.c: Likewise.
2258 * cfgloop.c: Likewise.
2259 * cfgloopanal.c: Likewise.
2260 * cfgloopmanip.c: Likewise.
2261 * cfgrtl.c: Likewise.
2262 * cgraph.c: Likewise.
2263 * cgraphclones.c: Likewise.
2264 * combine-stack-adj.c: Likewise.
2265 * combine.c: Likewise.
2266 * cprop.c: Likewise.
2268 * cselib.c: Likewise.
2269 * dbgcnt.c: Likewise.
2270 * df-problems.c: Likewise.
2271 * df-scan.c: Likewise.
2272 * dojump.c: Likewise.
2273 * fwprop.c: Likewise.
2275 * graph.c: Likewise.
2276 * haifa-sched.c: Likewise.
2277 * hw-doloop.c: Likewise.
2278 * ipa-inline-transform.c: Likewise.
2279 * ipa-pure-const.c: Likewise.
2280 * ipa-reference.c: Likewise.
2281 * ipa-utils.c: Likewise.
2282 * ira-build.c: Likewise.
2283 * ira-emit.c: Likewise.
2285 * loop-doloop.c: Likewise.
2286 * loop-invariant.c: Likewise.
2287 * loop-iv.c: Likewise.
2288 * loop-unroll.c: Likewise.
2289 * loop-unswitch.c: Likewise.
2290 * lto-cgraph.c: Likewise.
2291 * lto-section-in.c: Likewise.
2292 * lto-streamer-in.c: Likewise.
2294 * mode-switching.c: Likewise.
2295 * postreload-gcse.c: Likewise.
2296 * postreload.c: Likewise.
2297 * predict.c: Likewise.
2298 * profile.c: Likewise.
2300 * reg-stack.c: Likewise.
2301 * regcprop.c: Likewise.
2302 * regmove.c: Likewise.
2303 * regstat.c: Likewise.
2304 * reload1.c: Likewise.
2305 * sched-ebb.c: Likewise.
2306 * sel-sched-dump.c: Likewise.
2307 * simplify-rtx.c: Likewise.
2308 * stor-layout.c: Likewise.
2309 * store-motion.c: Likewise.
2310 * tracer.c: Likewise.
2311 * tree-affine.c: Likewise.
2312 * tree-cfg.c: Likewise.
2313 * tree-cfgcleanup.c: Likewise.
2314 * tree-dfa.c: Likewise.
2315 * tree-into-ssa.c: Likewise.
2316 * tree-nomudflap.c: Likewise.
2317 * tree-optimize.c: Likewise.
2318 * tree-pretty-print.c: Likewise.
2319 * tree-profile.c: Likewise.
2320 * tree-ssa-address.c: Likewise.
2321 * tree-ssa-ccp.c: Likewise.
2322 * tree-ssa-copy.c: Likewise.
2323 * tree-ssa-dom.c: Likewise.
2324 * tree-ssa-loop-ch.c: Likewise.
2325 * tree-ssa-loop-im.c: Likewise.
2326 * tree-ssa-loop-manip.c: Likewise.
2327 * tree-ssa-loop-niter.c: Likewise.
2328 * tree-ssa-loop-prefetch.c: Likewise.
2329 * tree-ssa-loop-unswitch.c: Likewise.
2330 * tree-ssa-loop.c: Likewise.
2331 * tree-ssa-propagate.c: Likewise.
2332 * tree-ssa-structalias.c: Likewise.
2333 * tree-ssa-tail-merge.c: Likewise.
2334 * tree-ssa-threadedge.c: Likewise.
2335 * tree-ssa-threadupdate.c: Likewise.
2336 * tree-ssa-uncprop.c: Likewise.
2337 * tree-ssa-uninit.c: Likewise.
2338 * tree-ssa.c: Likewise.
2339 * value-prof.c: Likewise.
2340 * var-tracking.c: Likewise.
2343 * config/m32r/m32r.c: Include dbxout.h.
2344 * config/pa/pa.c: Likewise.
2345 * config/rs6000/rs6000.c: Likewise.
2347 * Makefile.in: Fix dependencies.
2348 * config/rs6000/t-rs5000: Likewise.
2350 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2352 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2353 * gimple.h (block_in_transaction): Check for flag_tm.
2355 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2357 PR tree-optimization/52558
2358 * cfg.c (alloc_aux_for_edge): Fix comment.
2359 (alloc_aux_for_edge): Remove static.
2360 * basic-block.h (alloc_aux_for_edge): Protoize.
2361 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2362 (execute_sm_if_changed_flag): New.
2363 (execute_sm_if_changed_flag_set): New.
2364 (execute_sm): Do not generate data races unless requested.
2365 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2366 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2367 * gimple.h (block_in_transaction): New.
2368 (gimple_in_transaction): Use block_in_transaction.
2370 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2373 * config/avr/avr.opt (-msp8): Document it.
2374 * doc/invoke.texi (AVR Options): Ditto. And document related
2377 2012-05-31 Diego Novillo <dnovillo@google.com>
2379 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2380 (BUILD_CXXFLAGS): Define and substitute.
2381 * Makefile.in (BUILD_CXXFLAGS): Define.
2382 (CXX_FOR_BUILD): Define.
2383 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2384 (LINKER_FOR_BUILD): Likewise.
2385 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2386 (BUILD_LINKERFLAGS): Likewise.
2387 * configure: Regenerate.
2389 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2391 * Makefile.in: Fix many dependencies.
2392 * tree-profile.c: Don't include regs.h.
2393 * tree-vectorizer.c: Don't include cfglayout.h.
2394 * tree-vect-stmts.c: Likewise.
2395 * tree-vect-slp.c: Likewise.
2396 * tree-vect-loop.c: Likewise.
2397 * reg-stack.c: Likewise.
2398 * tree-ssa-loop-manip.c: Likewise.
2399 * toplev.c: Likewise.
2400 * varasm.c: Don't include cfglayout.h, basic-block.h,
2401 and tree-iterator.h.
2402 * tree-cfgcleanup.c: Don't include cfglayout.h.
2403 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2404 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2405 * cgraphclones.c: Don't include plugin.h.
2407 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2409 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2410 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2411 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2413 2012-05-31 Richard Guenther <rguenther@suse.de>
2415 * tree-loop-distribution.c (struct partition_s): New struct,
2416 typedef and vector type.
2417 (partition_alloc, partition_free): New functions.
2418 (generate_loops_for_partition, generate_builtin,
2419 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2420 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2421 build_rdg_partition_for_component, can_generate_builtin,
2422 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2423 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2424 number_of_rw_in_partition, partition_contains_all_rw,
2425 ldist_gen): Use partition_t instead of bitmap.
2427 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2429 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2430 * doc/avr-mmcu.texi: Regenerate.
2432 2012-05-31 Richard Guenther <rguenther@suse.de>
2434 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2435 Use FOR_EACH_SSA_DEF_OPERAND.
2436 (generate_builtin): Adjust.
2437 (stmt_generated_in_another_partition): Remove.
2438 (add_scalar_computations_to_partition): Likewise.
2439 (rdg_build_partitions): Do not call
2440 add_scalar_computations_to_partition.
2442 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2444 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2445 double ints throughout.
2446 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2447 Check that the position of the field is representable as an integer.
2449 2012-05-31 Richard Guenther <rguenther@suse.de>
2451 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2452 the MEM_REF offset to sizetype.
2454 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2456 * doc/invoke.texi (AVR Options): Fix typos.
2458 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2460 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2462 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2463 non-v32 into --march=v0_v10.
2465 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2467 * ira-int.h (target_ira_int): Rename x_move_cost to
2468 x_ira_register_move_cost, x_may_move_in_cost to
2469 x_ira_may_move_in_cost and x_may_move_out_cost to
2470 x_ira_may_move_out_cost. Delete the old fields with
2471 those names and also x_ira_max_register_move_cost,
2472 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2473 (move_cost, may_move_in_cost, may_move_out_cost)
2474 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2475 (ira_max_may_move_out_cost): Delete.
2476 * ira.c (init_move_cost): Rename to...
2477 (ira_init_register_move_cost): ...this, deleting the old
2478 function with that name. Apply above variable renamings.
2479 Retain asserts for null fields.
2480 (ira_init_once): Don't initialize register move costs here.
2481 (free_register_move_costs): Apply above variable renamings.
2482 Remove code for deleted fields.
2484 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2486 * ira.c (init_move_cost): Adjust choice of subclasses to match
2487 the current ira_init_register_move_cost choice. Use
2488 ira_class_subset_p instead of reg_class_subset_p.
2489 (ira_init_register_move_cost): Assert that move_cost,
2490 may_move_in_cost and may_move_out_cost already hold the desired
2491 values for their ira_* equivalents. For the latter two,
2492 ignore classes that can't store a register of the given mode.
2494 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2496 * ira.c (setup_allocno_and_important_classes): Use
2497 ira_class_hard_regs_num to check whether a class has any
2498 allocatable registers.
2499 (ira_init_register_move_cost): Likewise.
2501 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2503 * ira.c (init_move_cost): Adjust local variable names to match
2504 file conventions. Use ira_assert instead of gcc_assert.
2506 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2508 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2509 Move these definitions and associated target_globals fields to...
2510 * ira-int.h: ...here.
2511 * rtl.h (init_move_cost): Delete.
2512 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2513 * ira.c: ...here, making the latter static.
2515 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2517 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2518 and ira_register_move_cost instead of init_move_cost and move_cost.
2520 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2522 * ira.h (target_ira): Delete x_ira_available_class_regs.
2523 (ira_available_class_regs): Delete.
2524 * ira.c (setup_available_class_regs): Delete.
2525 (setup_alloc_classes): Don't call it.
2526 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2527 ira_available_class_regs.
2528 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2529 (model_spill_cost): Likewise.
2530 * ira-build.c (low_pressure_loop_node_p): Likewise.
2531 * ira-color.c (color_pass): Likewise.
2532 * ira-emit.c (change_loop): Likewise.
2533 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2534 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2535 (process_bb_node_lives): Likewise.
2536 * loop-invariant.c (gain_for_invariant): Likewise.
2538 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2541 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2542 (pa_section_type_flags): New.
2543 (pa_legitimate_constant_p): Revert previous change.
2545 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2547 * ira.c (allocate_initial_values): Make static.
2549 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2552 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2554 2012-05-30 Richard Guenther <rguenther@suse.de>
2557 * fold-const.c (fold_binary_loc): Make sure to call
2558 fold_plusminus_mult_expr with the original sign of operands.
2560 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2562 * Makefile.in: Fix many dependencies.
2563 (DWARF2_H): Depend on dwarf2.def.
2564 (RTL_ERROR_H): Depend on rtl-error.h.
2565 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2566 all gimple-pretty-print.h and tree-pretty-print.h references.
2568 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2570 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2573 2012-05-30 Richard Guenther <rguenther@suse.de>
2576 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2579 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2581 * explow.c (probe_stack_range): Restore simple control flow and stop
2582 again when the probe cannot be generated if HAVE_check_stack.
2584 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2586 PR rtl-optimization/53519
2587 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2588 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2590 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2592 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2594 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2597 * doc/tm.texi: Update.
2598 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2599 * target.def (force_at_comp_dir): New hook.
2600 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2601 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2603 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2605 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2607 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2608 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2610 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2613 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2614 flag_unsafe_math_optimizations is set.
2615 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2616 Update description of -mfused-madd.
2618 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2621 * config/sh/predicates.md (atomic_arith_operand,
2622 atomic_logical_operand): New predicates.
2623 * config/sh/sh.c (sh_option_override): Check atomic options.
2624 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2625 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2626 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2627 UNSUPPORTED_HARD_ATOMIC_CPU.
2628 * config/sh/sync.md: Update description comments.
2629 (I12): New mode iterator.
2630 (fetchop_predicate, fetchop_constraint): New code attributes.
2631 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2632 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2633 atomic_fetch_<fetchop_name>si_hard,
2634 atomic_fetch_<fetchop_name><mode>_hard,
2635 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2636 atomic_<fetchop_name>_fetchsi_hard,
2637 atomic_<fetchop_name>_fetch<mode>_hard,
2638 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2639 atomic_test_and_set_hard): New insns.
2640 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2641 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2642 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2643 atomic_test_and_set_soft): Use same formatting for the first line of
2644 the asm block as in new insns above.
2645 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2646 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2647 atomic_test_and_set): Integrate new *_hard insns into expanders.
2648 * config/sh/sh.opt (mhard-atomic): New option.
2649 * doc/invoke.texi (SH Options): Document it.
2651 2012-05-29 Meador Inge <meadori@codesourcery.com>
2653 * c-decl.c (c_push_function_context): Always create a new language
2655 (c_pop_function_context): Clear the language function created in
2656 c_push_function_context.
2658 2012-05-29 Matt Turner <mattst88@gmail.com>
2660 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2661 (define_bypass "ev6_fcmov"): New.
2663 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2665 * integrate.c: Remove.
2666 * integrate.h: Remove.
2667 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2668 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2669 * config/rs6000/t-rs6000: Likewise
2670 * config/spu/t-spu-elf: Likewise.
2671 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2672 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2673 from integrate.h to here.
2674 (initial_value_entry): New prototype.
2675 * reload.h (allocate_initial_values): Remove prototype.
2676 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2677 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2679 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2680 set_decl_abstract_flags, set_block_abstract_flags): Move from
2681 integrate.c to here, the only user.
2682 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2684 * function.c: Don't include integrate.h.
2685 (struct initial_value_pair, struct initial_value_struct,
2686 get_hard_reg_initial_val, has_hard_reg_initial_val,
2687 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2688 integrate.c to here.
2689 (initial_value_entry): New function.
2690 * genemit.c (main): Don't print integrate.h include line.
2691 * ira.c: Don't include integrate.h.
2692 (allocate_initial_values): Move from integrate.c to here.
2693 (ira): Update allocate_initial_values call.
2694 * tree-inline.c: Don't include integrate.h.
2695 (function_attribute_inlinable_p): Moved from integrate.c to here.
2696 * cfgexpand.c: Don't include integrate.h.
2697 * except.c: Likewise.
2698 * langhooks.c: Likewise.
2699 * passes.c: Likewise.
2700 * toplev.c: Likewise.
2701 * config/frv/frv.c: Likewise.
2702 * config/pa/pa.c: Likewise.
2703 * config/spu/spu.c: Likewise.
2704 * config/epiphany/epiphany.c: Likewise.
2705 * config/mep/mep.c: Likewise.
2706 * config/score/score.c: Likewise.
2707 * config/picochip/picochip.c: Likewise.
2708 * config/sh/sh.c: Likewise.
2709 * config/alpha/alpha.c: Likewise.
2710 * config/microblaze/microblaze.c: Likewise.
2711 * config/mips/mips.c: Likewise.
2712 * config/v850/v850.c: Likewise.
2713 * config/mmix/mmix.c: Likewise.
2714 * config/bfin/bfin.c: Likewise.
2715 * config/arm/arm.c: Likewise.
2716 * config/s390/s390.c: Likewise.
2717 * config/m32r/m32r.c: Likewise.
2718 * config/rs6000/rs6000.c: Likewise.
2719 * config/c6x/c6x.c: Include function.h instead of integrate.h.
2720 * config/tilegx/tilegx.c: Likewise.
2721 * config/tilepro/tilepro.c: Likewise.
2723 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
2725 * config/avr/t-avr (s-avr-mmcu-texi): Call
2726 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
2728 2012-05-29 Michael Matz <matz@suse.de>
2730 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
2731 assign_temp): Remove 'keep' argument.
2732 (mark_temp_addr_taken): Remove prototype.
2733 * tree.h (expand_decl): Remove prototype.
2734 * function.c (struct temp_slot): Remove addr_taken and keep member.
2735 (assign_stack_temp_for_type) Don't initialize above, remove
2737 (assign_stack_temp, assign_temp): Remove keep argument.
2738 (mark_temp_addr_taken): Remove.
2739 (preserve_temp_slots): Remove handling of addr_taken and keep members.
2740 (free_temp_slots): Ditto.
2741 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
2743 * stmt.c (expand_asm_operands): Remove dead code.
2744 (expand_decl): Remove.
2745 * c-decl.c (finish_struct): Don't call expand_decl.
2746 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
2747 and assign_stack_temp.
2748 * calls.c (save_fixed_argument_area, initialize_argument_information,
2749 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
2750 * expmed.c (extract_bit_field_1): Ditto.
2751 * expr.c (emit_group_load_1, emit_group_store,
2752 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
2753 store_field, expand_constructor, expand_cond_expr_using_cmove,
2754 expand_expr_real_2, expand_expr_real_1): Ditto.
2755 * stmt.c (expand_asm_operands, expand_return): Ditto.
2757 * function.c (pop_temp_slots): Call free_temp_slots.
2758 * calls.c (store_one_arg): Don't call preserve_temp_slots or
2760 * expr.c (expand_assignment): Don't call free_temp_slots.
2762 * config/arm/arm.c (neon_expand_vector_init): Ditto.
2763 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
2764 (ix86_expand_vector_extract): Ditto.
2765 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
2766 ia64_expand_movxf_movrf): Ditto.
2767 * config/mips/mips.c (mips_expand_vi_general): Ditto.
2768 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
2769 extendsfdf2): Ditto.
2770 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
2771 rs6000_expand_vector_set, rs6000_expand_vector_extract,
2772 rs6000_allocate_stack_temp): Ditto.
2773 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
2774 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2775 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
2776 sparc_expand_vector_init): Ditto.
2778 2012-05-29 Michael Matz <matz@suse.de>
2780 * c-tree.h (c_expand_decl): Remove prototype.
2782 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
2784 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
2785 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
2786 COMPOUND_LITERAL_EXPR.
2787 * function.c (expand_function_start): Don't call expand_decl,
2788 instead assert that we have RTL assigned.
2789 * tree-ssa-live.c (remove_unused_locals): Clear
2790 nonlocal_goto_save_area if its backing variable is removed.
2791 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
2793 (expand_decl): Assert that this does nothing.
2794 * calls.c (expand_call): Don't call mark_temp_addr_taken.
2796 2012-05-29 Richard Guenther <rguenther@suse.de>
2798 PR tree-optimization/53516
2799 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2801 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2803 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2805 * LANGUAGES: Fix typos.
2806 * Makefile.in: Fix typos.
2807 * alias.c: Fix typos.
2808 * auto-inc-dec.c: Fix typos.
2809 * bb-reorder.c: Fix typos.
2810 * cfgcleanup.c: Fix typos.
2811 * cgraph.c: Fix typos.
2812 * cgraph.h: Fix typos.
2813 * cgraphunit.c: Fix typos.
2814 * collect2-aix.h: Fix typos.
2815 * collect2.c: Fix typos.
2816 * compare-elim.c: Fix typos.
2817 * config/alpha/vms.h: Fix typos.
2818 * config/arm/README-interworking: Fix typos.
2819 * config/arm/arm.c: Fix typos.
2820 * config/arm/iterators.md: Fix typos.
2821 * config/arm/vxworks.h: Fix typos.
2822 * config/avr/avr.c: Fix typos.
2823 * config/avr/avr.h: Fix typos.
2824 * config/avr/avr.md: Fix typos.
2825 * config/avr/builtins.def: Fix typos.
2826 * config/c6x/c6x.c: Fix typos.
2827 * config/cr16/cr16.c: Fix typos.
2828 * config/cr16/cr16.md: Fix typos.
2829 * config/cris/cris.md: Fix typos.
2830 * config/darwin.c: Fix typos.
2831 * config/darwin.opt: Fix typos.
2832 * config/i386/i386-c.c: Fix typos.
2833 * config/i386/i386.c: Fix typos.
2834 * config/ia64/ia64.c: Fix typos.
2835 * config/m68k/cf.md: Fix typos.
2836 * config/mep/mep.c: Fix typos.
2837 * config/microblaze/microblaze.c: Fix typos.
2838 * config/microblaze/microblaze.h: Fix typos.
2839 * config/mn10300/mn10300.c: Fix typos.
2840 * config/mn10300/mn10300.md: Fix typos.
2841 * config/pa/pa.c: Fix typos.
2842 * config/picochip/picochip.h: Fix typos.
2843 * config/rs6000/a2.md: Fix typos.
2844 * config/rs6000/rs6000.c: Fix typos.
2845 * config/rs6000/vector.md: Fix typos.
2846 * config/rx/rx.md: Fix typos.
2847 * config/rx/rx.opt: Fix typos.
2848 * config/s390/2097.md: Fix typos.
2849 * config/s390/s390.c: Fix typos.
2850 * config/s390/s390.h: Fix typos.
2851 * config/sh/sh.c: Fix typos.
2852 * config/sh/sh.md: Fix typos.
2853 * config/sparc/sync.md: Fix typos.
2854 * config/spu/spu.c: Fix typos.
2855 * config/spu/spu.md: Fix typos.
2856 * config/vms/vms.c: Fix typos.
2857 * config/vxworks-dummy.h: Fix typos.
2858 * config/vxworks.h: Fix typos.
2859 * cselib.c: Fix typos.
2860 * df-scan.c: Fix typos.
2862 * doc/extend.texi: Fix typos.
2863 * doc/install.texi: Fix typos.
2864 * doc/invoke.texi: Fix typos.
2865 * doc/md.texi: Fix typos.
2866 * doc/plugins.texi: Fix typos.
2867 * doc/rtl.texi: Fix typos.
2869 * dwarf2asm.c: Fix typos.
2870 * dwarf2out.c: Fix typos.
2871 * except.h: Fix typos.
2872 * expr.c: Fix typos.
2873 * fold-const.c: Fix typos.
2875 * gcse.c: Fix typos.
2876 * genautomata.c: Fix typos.
2877 * gengtype-state.c: Fix typos.
2878 * gengtype.c: Fix typos.
2879 * genhooks.c: Fix typos.
2880 * gimple-fold.c: Fix typos.
2881 * gimple-pretty-print.c: Fix typos.
2882 * gimple.c: Fix typos.
2883 * gimple.h: Fix typos.
2884 * gimplify.c: Fix typos.
2885 * graphite-interchange.c: Fix typos.
2886 * graphite-sese-to-poly.c: Fix typos.
2887 * ifcvt.c: Fix typos.
2888 * input.c: Fix typos.
2889 * ipa-cp.c: Fix typos.
2890 * ipa-inline-analysis.c: Fix typos.
2891 * ipa-inline-transform.c: Fix typos.
2892 * ipa-inline.c: Fix typos.
2893 * ipa-pure-const.c: Fix typos.
2894 * ipa-ref.h: Fix typos.
2895 * ipa-reference.c: Fix typos.
2896 * ipa-utils.c: Fix typos.
2898 * ira-emit.c: Fix typos.
2899 * ira-lives.c: Fix typos.
2900 * lto-streamer.c: Fix typos.
2901 * lto-streamer.h: Fix typos.
2902 * lto-wrapper.c: Fix typos.
2904 * mode-switching.c: Fix typos.
2905 * modulo-sched.c: Fix typos.
2906 * plugin.c: Fix typos.
2907 * postreload.c: Fix typos.
2908 * sched-deps.c: Fix typos.
2909 * sel-sched-ir.c: Fix typos.
2910 * sel-sched-ir.h: Fix typos.
2911 * sel-sched.c: Fix typos.
2912 * sese.c: Fix typos.
2913 * stor-layout.c: Fix typos.
2914 * target-hooks-macros.h: Fix typos.
2915 * target.def: Fix typos.
2916 * trans-mem.c: Fix typos.
2917 * tree-eh.c: Fix typos.
2918 * tree-predcom.c: Fix typos.
2919 * tree-sra.c: Fix typos.
2920 * tree-ssa-address.c: Fix typos.
2921 * tree-ssa-loop-ivopts.c: Fix typos.
2922 * tree-ssa-loop-niter.c: Fix typos.
2923 * tree-ssa-math-opts.c: Fix typos.
2924 * tree-ssa-pre.c: Fix typos.
2925 * tree-ssa-propagate.c: Fix typos.
2926 * tree-ssa-reassoc.c: Fix typos.
2927 * tree-ssa-sccvn.c: Fix typos.
2928 * tree-ssa-ter.c: Fix typos.
2929 * tree-ssa-uninit.c: Fix typos.
2930 * tree-ssanames.c: Fix typos.
2931 * tree-vect-generic.c: Fix typos.
2932 * tree-vect-slp.c: Fix typos.
2933 * tree.c: Fix typos.
2934 * tree.h: Fix typos.
2935 * varasm.c: Fix typos.
2936 * varpool.c: Fix typos.
2938 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2940 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
2942 2012-05-29 Richard Guenther <rguenther@suse.de>
2944 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
2946 (add_referenced_var_1): Re-organize. Assert we are not
2948 (remove_referenced_var): Likewise.
2949 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
2950 * tree-mudflap.c (execute_mudflap_function_ops): Do not
2951 call add_referenced_var on globals.
2952 * matrix-reorg.c (transform_access_sites): Likewise.
2954 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2956 * alias.c (reg_known_value): Make this a VEC.
2957 (reg_known_equiv_p): Make this an sbitmap.
2958 (reg_known_value_size): Remove.
2959 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
2960 set_reg_known_equiv_p): Update for reg_known_value and
2961 reg_known_value_size data structure change.
2962 (init_alias_analysis, end_alias_analysis): Likewise.
2964 2012-05-29 Jakub Jelinek <jakub@redhat.com>
2967 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
2968 to avoid leaking memory. No need to handle memory allocation
2969 failure. Double string_len on each reallocation instead of adding 2.
2970 * gcov.c (read_line): Likewise.
2972 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
2974 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
2976 * config/cris/cris.md ("trap"): Define, enabled for
2977 TARGET_TRAP_USING_BREAK8.
2978 * config/cris/cris.opt (mtrap-using-break8): New option.
2980 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
2983 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
2986 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
2988 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
2989 (Standard Names): Fix typos in documentation of atomic patterns.
2991 2012-05-27 Nathan Sidwell <nathan@acm.org>
2993 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
2995 2012-05-26 Jason Merrill <jason@redhat.com>
2998 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2999 about array compound literals.
3001 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3003 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3004 if CLEANUP_NO_INSN_DEL.
3005 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3006 from cfg_layout_merge_blocks.
3007 (emit_nop_for_unique_locus_between): New function.
3008 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3009 (cfg_layout_merge_blocks): Likewise.
3011 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3012 Paolo Bonzini <bonzini@gnu.org>
3014 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3015 EXPR_LIST at this point. Receive the LOC and move its extraction...
3016 (df_defs_record): ... here. Change if-else to a switch statement.
3017 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3018 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3019 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3020 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3021 regs_invalidated_by_call.
3022 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3025 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3028 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3029 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3031 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3033 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3034 software floating point emulation. No longer build the multilibs
3035 with -mstrict-align.
3037 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3040 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3041 accessed indirectly.
3042 (ipa_tm_create_version): Same.
3044 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3048 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3050 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3053 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3054 (ix86_expand_vec_perm): Use int mode instead of float.
3055 (expand_vec_perm_pshufb): Remove handling of useseless type
3058 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3061 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3062 gnu_ld variables to yes.
3063 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3064 (HAVE_GNU_AS): Likewise.
3065 * config.in: Regenerate.
3066 * configure: Likewise.
3068 2012-05-25 Tristan Gingold <gingold@adacore.com>
3070 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3071 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3072 and preferred_alignment.
3074 2012-05-25 Tristan Gingold <gingold@adacore.com>
3076 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3078 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3080 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3081 volatile bitfields case.
3083 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3085 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3086 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3087 (adjacent_mem_locations): Move some code to and call...
3088 (get_memref_parts): ...new function.
3089 (mem_locations_overlap): New function.
3090 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3091 (is_mem_ref): Rename to...
3092 (find_mem_ref): ...this. Return MEM rtx.
3093 (get_store_dest): Remove function.
3094 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3095 new parameter and adjust calls.
3096 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3097 mem refs overlap for true_store_to_load_dep_costly.
3098 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3099 passed to adjacent_mem_locations.
3100 (is_costly_group): Walk resolved dependency list.
3101 (force_new_group): Emit group ending nop for Power6/Power7.
3102 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3103 (group_ending_nop): New define_insn.
3105 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3107 Make unwound macro expansion trace less redundant
3108 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3109 context of macro definition in the trace, when it's redundant.
3112 2012-05-24 Richard Guenther <rguenther@suse.de>
3115 * tree-profile.c (tree_profiling): Cleanup the CFG if
3116 execute_fixup_cfg requests it.
3118 2012-05-24 Richard Guenther <rguenther@suse.de>
3120 * tree-flow.h (create_var_ann): Remove.
3121 * tree-dfa.c (create_var_ann): Remove and inline into its
3123 (add_referenced_var_1): ... here.
3124 * varpool.c (add_new_static_var): Do not call add_referenced_var
3126 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3127 * tree-switch-conversion.c (build_one_array): Likewise.
3128 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3129 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3131 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3132 gimple_referenced_vars instead of gimple_in_ssa_p.
3133 (copy_tree_body_r): Likewise.
3134 (setup_one_parameter): Likewise.
3135 (declare_return_variable): Likewise.
3136 (tree_function_versioning): Likewise.
3138 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3140 PR tree-optimization/53465
3141 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3142 vr0 into *vr, then vrp_meet that.
3143 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3144 have any equivalences.
3145 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3148 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3150 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3152 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3153 check end_regno - 1 is a hard register.
3155 2012-05-24 Richard Guenther <rguenther@suse.de>
3157 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3158 * tree-ssa-operands.c (create_vop_var): Likewise.
3160 2012-05-24 Richard Guenther <rguenther@suse.de>
3163 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3165 (remove_unused_locals): Pass global_unused_vars to
3166 remove_unused_scope_block_p. Restore code walking all
3167 referenced vars and pruning them.
3169 2012-05-23 Jan Hubicka <jh@suse.cz>
3171 * tree.h (alias_diag_flags): Remove.
3172 (alias_pair): Remove emitted_diags.
3173 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3174 symbol_alias_set_t, symbol_alias_set_destroy,
3175 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3176 * toplev.c (compile_file): Do not call finish_aliases_2
3177 * cgraphunit.c (cgraph_process_new_functions): Do not call
3179 (handle_alias_pairs): Output diagnostics about aliases to externals.
3180 (assemble_thunks_and_aliases): Use do_assemble_alias.
3181 (output_weakrefs): Likewise.
3182 (finalize_compilation_unit): Do not call finish_aliases_1.
3183 * ipa.c (symtab_remove_unreachable_nodes): De not call
3184 remove_unreachable_alias_pairs.
3185 * varasm.c (do_assemble_alias): Export.
3186 (symbol_alias_set_create, symbol_alias_set_destroy,
3187 symbol_alias_set_contains, symbol_alias_set_insert,
3188 propagate_aliases_forward, propagate_aliases_backward,
3189 propagate_aliases_backward, trivially_visible_alias,
3190 trivially_defined_alias, remove_unreachable_alias_pairs,
3191 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3192 * output.h (do_assemble_alias): Declare.
3193 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3196 2012-05-23 Martin Jambor <mjambor@suse.cz>
3198 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3200 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3202 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3204 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3205 (iterative_hash_gimple_type): Adjust comment.
3206 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3207 domain for an array type instead of the domain type itself.
3209 2012-05-23 Richard Guenther <rguenther@suse.de>
3211 PR tree-optimization/53438
3212 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3214 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3217 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3218 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3221 2012-05-23 Richard Guenther <rguenther@suse.de>
3223 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3224 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3225 via the global_unused_vars bitmap.
3226 (remove_unused_locals): Handle global vars in local-decls via
3227 a global_unused_vars bitmap instead of the used flag in the
3228 var annotation. Simplify global variable handling and removal.
3230 2012-05-22 Jan Hubicka <jh@suse.cz>
3233 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3234 from other partitions.
3236 2012-05-22 Jan Hubicka <jh@suse.cz>
3239 * symtab.c (symtab_register_node): Fix ordering issue.
3241 2012-05-22 Steven Drake <sbd@NetBSD.org>
3243 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3245 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3247 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3248 Use strip_name_encoding target hook.
3250 2012-05-22 Richard Guenther <rguenther@suse.de>
3252 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3253 (init_function_for_compilation): Remove.
3254 * tree-dfa.c (find_vars_r): Take struct function argument.
3255 (find_referenced_vars_in): Adjust.
3256 * tree-ssa-operands.c (clobber_stats): Remove.
3257 (create_vop_var): Take struct function argument. Mark
3258 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3259 (init_ssa_operands): Take struct function argument.
3260 (fini_ssa_operands): Do not dump dead stats.
3261 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3263 * cgraphunit.c (init_lowered_empty_function): Adjust.
3264 * lto-streamer-in.c (input_cfg): Likewise.
3265 * tree-inline.c (initialize_cfun): Likewise.
3266 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3267 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3268 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3269 virtual operands are not registers.
3271 2012-05-22 Richard Guenther <rguenther@suse.de>
3273 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3275 2012-05-22 Richard Guenther <rguenther@suse.de>
3278 * tree-inline.c (setup_one_parameter): Create a dummy init
3279 statement for unused parameters when not optimizing.
3281 2012-05-22 Richard Guenther <rguenther@suse.de>
3283 * tree-flow.h (add_referenced_var_1): Declare.
3284 (add_referenced_var): Define.
3285 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3286 (add_referenced_var): Rename to ...
3287 (add_referenced_var_1): ... this. Take struct function argument.
3289 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3292 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3293 * config/arm/arm.c (arm_validize_comparison): Define.
3294 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3295 arm_validize_comparison.
3296 ("cbranchdi4"): Likewise.
3297 ("cstoredi4"): Likewise.
3298 ("movsicc"): Likewise.
3299 ("movsfcc"): Likewise.
3300 ("movdfcc"): Likewise.
3302 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3304 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3305 the mw_reg_pool size.
3307 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3309 PR tree-optimization/53336
3310 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3311 non-integer integral types to offset type and vice versa.
3313 2012-05-22 Alan Modra <amodra@gmail.com>
3315 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3316 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3317 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3318 V_SAVE_INLINE): Delete.
3319 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3320 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3321 For ELF targets, use out-of-line restores for -Os and any number
3322 of regs if the restore exits, and out-of-line gp save for two or
3323 more regs. Use save_reg_p to test for holes in reg restore set.
3324 Replace "#if" with "if".
3326 2012-05-22 Alan Modra <amodra@gmail.com>
3328 * config/rs6000/rs6000.c (save_reg_p): New function.
3329 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3330 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3331 (emit_frame_save): Use gen_frame_store.
3332 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3333 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3335 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3336 vrsave, toc, gp and fp restores.
3338 2012-05-22 Alan Modra <amodra@gmail.com>
3340 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3341 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3342 Move function pointer variables after forward declarations.
3343 (rs6000_builtin_support_vector_misalignment): Make static.
3344 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3345 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3347 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3349 PR rtl-optimization/53373
3350 * caller-save.c (save_call_clobbered_regs): Look into a possible
3351 PARALLEL manually rather than using single_set on a call insn.
3353 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3355 PR tree-optimization/53436
3356 * omp-low.c (omp_build_component_ref): New function.
3357 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3359 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3363 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3364 Do not print '.' here. Output operand lossage error for unhandled
3369 <case 'z'>: Hardcode "code" argument into error strings.
3371 <case 'D'>: Merge AVX and non-AVX codes.
3372 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3373 Update call to put_condition_code.
3375 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3377 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3379 (clzsi2): New expander.
3380 (*clzsi2_68k): New insn.
3381 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3383 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3385 * gimple.h (gimple_set_in_transaction): Remove.
3386 (gimple_in_transaction): Look in BB instead.
3387 (gimple_statement_base): Remove in_transaction field.
3388 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3389 * trans-mem.c (compute_transaction_bits): Place transaction bit
3390 information into basic blocks.
3392 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3394 * expr.c (get_def_for_expr_class): Define only if
3395 HAVE_conditional_move.
3396 (convert_tree_comp_to_rtx): Likewise.
3398 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3401 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3403 (ffssi2_no_cmove): Ditto.
3404 (*ffs<mode>_1): Remove insn pattern.
3405 (*tzcnt<mode>_1): New insn pattern.
3406 (*bsf<mode>1): Ditto.
3408 2012-05-21 Richard Guenther <rguenther@suse.de>
3410 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3411 more referenced vars.
3412 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3413 flag on variables that have a var-annotation.
3415 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3418 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3419 from folded operands before wrapping another around the
3420 conditional expression.
3422 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3424 PR tree-optimization/53366
3425 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3426 tests if complex_numbers == 2, but there are non-complex number loads
3429 PR tree-optimization/53409
3430 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3431 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3433 PR tree-optimization/53410
3434 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3435 instead of build_int_cst (type, 0) where vector types might be
3436 involved. Instead of build_int_cst (type, 1) convert the original
3437 integer_onep argument to the desired type.
3439 2012-05-21 Michael Matz <matz@suse.de>
3441 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3442 (simplify_test_exp): Handle one more case of distributive law,
3443 decrease cost threshold.
3444 (tests_attr_p, get_attr_order): New functions.
3445 (optimize_attrs): Use topological order, inline only cheap values.
3446 (write_attr_set): Reset our_known_true after some time.
3448 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3451 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3452 vector argument without SSE enabled changes the ABI.
3454 2012-05-21 Richard Guenther <rguenther@suse.de>
3456 PR tree-optimization/53408
3457 * tree-vect-loop.c (vectorizable_induction): Properly check
3458 the restriction that we cannot handle induction results from
3459 the inner loop outside of the outer loop.
3461 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3464 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3465 (UNSPECV_RDRAND): This.
3466 (rdrand<mode>_1): Updated.
3468 2012-05-21 Richard Guenther <rguenther@suse.de>
3470 * tree-loop-distribution.c (can_generate_builtin): Reject
3473 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3475 * Makefile.in (options.c): Add options.h to included header
3478 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3480 * tree-parloops.c : Add myself to contributors, update
3481 TODO list, add link to wiki.
3483 2012-05-21 Alan Modra <amodra@gmail.com>
3485 * config/rs6000/predicates.md (input_operand): Don't match
3486 constant pool addresses. Remove label_ref, high and plus from
3487 match_code list. Remove redundant CONSTANT_P test.
3488 (splat_input_operand): Similarly update match_code list.
3489 (small_toc_ref): New predicate.
3490 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3491 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3492 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3493 register checks to..
3494 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3495 generated by create_TOC_reference.
3496 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3497 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3498 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3499 (use_toc_relative_ref): New function, split out from..
3500 (rs6000_emit_move): ..here. Remove redundant tests. Update
3501 create_TOC_reference calls.
3502 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3503 of medium/large model toc addresses. Use use_toc_relative_ref.
3504 (print_operand): Formatting, style. Adjust for toc changes.
3505 (print_operand_address): Likewise.
3506 (rs6000_output_addr_const_extra): Likewise.
3507 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3508 than a PLUS. Use this formulation for both high and low part
3509 of -mcmodel=medium/large toc reference too. Before reload,
3510 always use the small model formulation.
3511 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3512 a PLUS in high part of addresses here.
3513 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3514 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3515 (largetoc_high, largetoc_low): Move earlier. Cope when no
3517 (largetoc_high_plus): New insn.
3518 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3519 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3520 (tocref): ..instead do so here, new insn and split.
3522 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3524 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3525 RDRND, F16C and FSGSBASE.
3527 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3529 PR rtl-optimzation/53373
3530 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3531 call pattern. Update split patterns.
3532 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3533 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3535 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3537 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3540 2012-05-18 Jan Hubicka <jh@suse.cz>
3542 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3543 (cgraph_process_new_functions): Process also aliases.
3544 * lto-streamer-out.c (struct sets): Remove.
3545 (trivally_defined_alias): Remove.
3546 (output_alias_pair_p): Remove.
3547 (output_unreferenced_globals): Remove.
3548 (produce_symtab); Do not handle alias pairs.
3549 (produce_asm_for_decls): Likewise.
3550 * lto-streamer-in.c (input_alias_pairs): Remove.
3551 (lto_read_body): Do not input alias pairs.
3552 (lto_input_constructors_and_inits): Remove.
3554 2012-05-18 Jan Hubicka <jh@suse.cz>
3556 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3559 2012-05-18 Jan Hubicka <jh@suse.cz>
3561 * cgraphbuild.c (record_reference): Update.
3562 * lto-cgraph.c (lto_output_varpool_node): External vars
3563 are not in other partition even if they are not output
3564 in current partition.
3565 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3567 (canonicalize_constructor_val): Take FROM_DECL argument.
3568 (fold_ctor_reference, fold_string_cst_ctor_reference,
3569 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3570 fold_ctor_reference): Likewise.
3571 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3572 * gimple.h (gimple_fold_builtin): Likewise.
3574 2012-05-18 Olivier Hainque <hainque@adacore.com>
3576 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3577 $(libsubdir) as libexecsubdir.
3579 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3581 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3582 relied on signed overflow behavior.
3584 2012-05-18 Richard Guenther <rguenther@suse.de>
3586 PR tree-optimization/53346
3587 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3588 builtin transform even when only a single partition with
3589 all reads/writes exists.
3591 2012-05-18 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/53390
3594 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3597 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3599 * tree-ssa-reassoc.c (bip_map): Remove decl.
3600 (completely_remove_stmt): Remove function.
3601 (remove_def_if_absorbed_call): Remove function.
3602 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3603 (possibly_move_powi): Remove function.
3604 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3605 (rewrite_expr_tree_parallel): Likewise.
3606 (attempt_builtin_powi): Build multiplies explicitly rather than
3607 relying on the ops vector and rank system.
3608 (transform_stmt_to_copy): New function.
3609 (transform_stmt_to_multiply): Likewise.
3610 (reassociate_bb): Handle leftover operations after __builtin_powi
3611 optimization; build a final multiply if necessary.
3613 2012-05-18 Jan Hubicka <jh@suse.cz>
3615 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3616 (mark_functions_to_output): Fix sanity check.
3617 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3619 2012-05-18 Richard Guenther <rguenther@suse.de>
3621 * tree-flow.h (mark_symbols_for_renaming): Remove.
3622 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3623 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3624 (copy_debug_stmt): Likewise.
3625 (expand_call_inline): Likewise.
3626 (declare_return_variable): Mark the return variable for renaming
3629 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3631 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3633 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3634 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3635 (ashrdi3,lshrdi3): Likewise.
3636 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3638 2012-05-18 Meador Inge <meadori@codesourcery.com>
3640 PR rtl-optimization/53352
3641 * cse.c (equiv_constant): Ignore paradoxical subregs.
3643 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3645 PR rtl-optimization/53125
3646 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3647 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3648 die in the basic block. Correctly top off REG_FREQ and
3649 REG_FREQ_CALLS_CROSSED.
3651 (regstat_compute_ri): Allocate and free local_live_last_luid.
3653 (regstat_bb_compute_calls_crossed): Correctly top off
3654 REG_FREQ_CALLS_CROSSED.
3656 2012-05-17 Jan Hubicka <jh@suse.cz>
3658 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3659 constructor over decl without.
3660 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3661 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3662 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3664 (mark_functions_to_output): Also accept bodies for functions with
3666 (output_in_order): Skip external vars.
3667 * lto-cgraph.c (lto_output_node): External functions are never in other
3669 (lto_output_varpool_node): Likewise.
3670 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3671 forgotten initializers.
3672 * ipa.c (process_references): Handle external vars.
3673 (symtab_remove_unreachable_nodes): Update to handle external vars.
3674 (varpool_externally_visible_p): External vars are externally visible.
3675 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3676 * varpool.c (varpool_remove_node): Remove constructor.
3677 (decide_is_variable_needed): Handle externals.
3678 (varpool_remove_unreferenced_decls): Likewise.
3680 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3682 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3683 (enable_warning_as_error): Do not special case Wuninitialized.
3684 * optc-gen.awk: Add sanity checks.
3686 2012-05-17 Jan Hubicka <jh@suse.cz>
3688 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3689 that might change as result of global optimization.
3690 (analyze_function): Do not check analyzed and externally_visible
3691 flags; be happy about address dereferences.
3692 (propagate): Prune all_module_statics so it really contains just
3693 statics; prune all the local summaries.
3694 (ipa_reference_write_optimization_summary): Simplify.
3696 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3698 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3699 * config/m68k/m68k-tables.opt: Regenerated.
3700 * doc/invoke.texi (M680x0 Options): Document.
3702 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3703 Patrick Marlier <patrick.marlier@gmail.com>
3705 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3708 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3710 * configure: Regenerated.
3712 2012-05-16 Andrew Pinski <apinski@cavium.com>
3714 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3717 2012-05-16 David S. Miller <davem@davemloft.net>
3719 * jump.c (delete_related_insns): If we remove a CALL, make sure
3720 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3722 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3724 PR tree-optimization/53217
3725 * tree-ssa-reassoc.c (bip_map): New static variable.
3726 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
3727 (attempt_builtin_powi): Save feeding multiplies on a stack.
3728 (reassociate_bb): Create and destroy bip_map.
3730 2012-05-16 Olivier Hainque <hainque@adacore.com>
3732 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3733 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3734 Add comments and improve stamp preservation across the whole sequence.
3735 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3737 2012-05-16 Richard Guenther <rguenther@suse.de>
3739 * tree-inline.c (insert_init_stmt): Do not call
3740 mark_symbols_for_renaming.
3741 (setup_one_parameter): Avoid initializing unused parameters.
3742 (declare_return_variable): Properly handle DECL_BY_REFERENCE
3743 return vars in SSA form.
3745 2012-05-16 Richard Guenther <rguenther@suse.de>
3747 * tree-flow.h (get_virtual_var): Remove.
3748 * tree-dfa.c (get_virtual_var): Likewise.
3750 2012-05-16 Richard Guenther <rguenther@suse.de>
3752 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
3753 Remove set-only bitmap of new names.
3754 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
3756 * tree-flow.h (ssa_names_to_replace): Remove.
3757 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
3759 2012-05-16 Richard Guenther <rguenther@suse.de>
3761 PR tree-optimization/53364
3762 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3763 detect a view-conversion of the decl.
3765 2012-05-16 Dodji Seketeli <dodji@redhat.com>
3767 PR preprocessor/7263
3768 * c-tree.h (enum c_declspec_word): Declare new enum.
3769 (struct c_declspecs::locations): New member.
3770 (declspecs_add_qual, declspecs_add_scspec)
3771 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
3773 * c-decl.c (build_null_declspecs): Initialize the new struct
3774 c_declspecs::locations member.
3775 (declspecs_add_addrspace): Take a location parameter for the
3776 address space. Store it onto declaration specifiers.
3777 (declspecs_add_qual): Likewise, take a location parameter for the
3779 (declspecs_add_type): Likewise, take a location parameter for the
3781 (declspecs_add_scspec): Likewise, take a location parameter for
3782 the storage class specifier.
3783 (declspecs_add_attrs): Likewise, take a location parameter for the
3785 (declspecs_add_alignas): Likewise, take a location parameter for
3787 (finish_declspecs): For diagnostics, use the location of the
3788 relevant declspec, instead of the global input_location.
3789 * c-parser.c (c_parser_parameter_declaration): Pass the precise
3790 virtual location of the declspec to the declspecs-setters.
3791 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
3794 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3796 * configure.ac: Stack protector enabling for Android targets.
3797 * configure: Regenerate.
3799 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3801 * ira.c (pseudo_move_insn): Delete.
3802 (find_moveable_pseudos): Don't set it.
3803 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
3804 the definitions of the original pseudo. Delete all of them.
3806 2012-05-16 Olivier Hainque <hainque@adacore.com>
3808 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3810 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
3811 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
3812 * config/rs6000/8540.md: indicate that the units/patterns apply to
3815 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
3816 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
3817 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
3818 related flags, check that what is queried is supported by the selected
3819 configuration. Rework the single/double_float and MASK_STRING resets to
3820 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
3821 costs for PROCESSOR_PPC8548 as well.
3822 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
3823 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
3824 statement instead of a sequence of ifs.
3826 * config/rs6000/rs6000.h (TARGET_E500): Remove.
3827 (TARGET_NO_LWSYNC): Adjust accordingly.
3828 * config/rs6000/e500.h (TARGET_E500): Remove.
3829 (CHECK_E500_OPTIONS): Adjust accordingly.
3830 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
3831 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
3832 * config/rs6000/linuxspe.h: Likewise.
3833 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
3834 superfluous comments.
3835 * config/rs6000/e500-double.h: Remove.
3837 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
3838 default to with_cpu=8548 if --enable-e500-double, and to 8540
3840 (set misc flags section): For powerpc*|rs6000*, remove inclusion
3841 of e500-double.h for --enable-e500-double.
3843 2012-05-16 Olivier Hainque <hainque@adacore.com>
3845 * Makefile.in (s-header-vars): Resort to -n instead of trailing
3846 -e d in sed invocation.
3848 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
3850 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
3852 * doc/tm.texi: Regenerate.
3854 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
3856 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
3858 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3861 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3862 that operands[2] is either immediate, or q_regs_operand.
3864 2012-05-15 Richard Guenther <rguenther@suse.de>
3866 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
3867 (assemble_thunk): Likewise. Manually rename and register
3870 2012-05-15 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/53355
3873 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
3876 2012-05-15 Tristan Gingold <gingold@adacore.com>
3878 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
3880 2012-05-15 Richard Guenther <rguenther@suse.de>
3882 * gimple.c (gimple_set_modified): Move ...
3883 * gimple.h (gimple_set_modified): ... here.
3885 2012-05-15 Tristan Gingold <gingold@adacore.com>
3887 * ira-color.c (move_spill_restore): Add a guard.
3889 2012-05-15 Tristan Gingold <gingold@adacore.com>
3891 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
3894 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
3896 * gimplify.c (gimplify_init_constructor): Do a block move for very
3897 small objects as well.
3899 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
3901 * ira.c (find_moveable_pseudos): Skip registers whose
3902 DF_REG_EQ_USE_COUNT is nonzero.
3904 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3906 * doc/md.texi (fma): Define to only be applicable for single rounding.
3908 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3912 generate target register for "load" class builtins.
3915 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3918 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3919 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3920 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3921 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3922 (<sse>_movu<ssemodesuffix>): New expander.
3923 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3924 (avx_movdqu<avxmodesuffix>): New expander.
3925 (*sse2_movdqu): Rename from sse2_movdqu.
3926 (sse2_movdqu): New expander.
3928 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
3931 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
3932 (canonicalize_perm): ... new function.
3933 (expand_vec_perm_2vperm2f128_vshuf): New function.
3934 (ix86_expand_vec_perm_const_1): Call it.
3936 2012-05-14 Andrew Pinski <apinski@cavium.com>
3937 H.J. Lu <hongjiu.lu@intel.com>
3938 Jakub Jelinek <jakub@redhat.com>
3941 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
3944 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3946 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3947 lineno 1 the same as lineno 0 before first start file directive.
3948 (optimize_macinfo_range): Likewise.
3950 * dwarf2out.c (have_macinfo): Define.
3951 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3952 attribute, don't force empty compilation unit and don't emit any
3953 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3955 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
3958 * config/avr/avr.c (avr_const_address_lo16): Remove.
3959 (avr_assemble_integer): Print ".byte lo8(x)",
3960 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
3961 .warning if 3-byte address is assembled.
3962 * doc/extend.texi (AVR Named Address Spaces): Document that
3963 binutils 2.23 is needed to assemble 3-byte addresses.
3965 2012-05-14 Richard Guenther <rguenther@suse.de>
3967 * tree-vect-data-refs.c (vect_setup_realignment): Remove
3968 call to mark_symbols_for_renaming.
3969 (vect_permute_load_chain): Likewise.
3970 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
3971 instead of calling mark_symbols_for_renaming.
3972 * tree-vect-stmts.c (read_vector_array): Remove call to
3973 mark_symbols_for_renaming.
3974 (write_vector_array): Likewise.
3975 (vectorizable_call): Likewise.
3976 (vectorizable_store): Likewise.
3977 (vectorizable_load): Likewise.
3978 * matrix-reorg.c (transform_allocation_sites): Likewise.
3979 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
3980 (create_expression_by_pieces): Likewise.
3982 2012-05-14 Richard Guenther <rguenther@suse.de>
3984 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
3985 of statements for renaming.
3986 (force_gimple_operand_1): Likewise, consistently for both
3987 calls to force_gimple_operand and force_gimple_operand_gsi.
3989 2012-05-14 Richard Guenther <rguenther@suse.de>
3991 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
3992 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
3994 (expand_omp_for): Likewise.
3995 (expand_omp_for_generic): Adjust conditional add to referenced vars.
3996 Use make_rename_temp for temporaries that should be rewritten into
3998 (expand_omp_for_static_nochunk): Likewise.
3999 (expand_omp_atomic_pipeline): Likewise.
4001 2012-05-14 Richard Guenther <rguenther@suse.de>
4003 PR tree-optimization/53331
4004 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4006 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4008 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4011 * doc/options.texi: (LangEnabledBy): Document it.
4012 * optc-gen.awk: Handle LangEnabledBy.
4013 * opth-gen.awk: Generate declaration for lang-specific functions.
4014 * opt-read.awk: Record lang numbers.
4015 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4016 (lang_sanitized_name): New.
4018 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4020 * attribs.c (decl_attributes): Avoid emitting a warning if
4022 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4023 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4024 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4025 define a string "1".
4026 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4027 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4028 BUILT_IN_STRCPY): Use it for these functions.
4029 * postreload.c (reload_combine): Deal with SETs inside
4030 CALL_INSN_FUNCTION_USAGE.
4031 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4032 Look for REG_RETURNED notes and use a cheap restore if possible.
4033 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4034 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4035 * ira-build.c (ira_create_allocno, create_cap_allocno,
4036 propagate_allocno_info, propagate_some_info_from_allocno,
4037 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4038 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4039 find_call_crossed_cheap_reg): New static functions.
4040 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4041 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4042 a REG_RETURNED note in that case.
4043 * ira.c (setup_reg_renumber): Change assert to allow cases where
4044 allocnos only cross calls for which they are cheap to restore.
4045 * ira-costs.c (ira_tune_allocno_costs): Compare
4046 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4048 * reg-notes.def (REG_RETURNED): New note.
4049 * cse.c (cse_insn): Likewise.
4050 * sched-deps.c (sched_analyze_insn): Likewise.
4051 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4052 * calls.c (decl_return_flags): New static function.
4053 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4054 functions that return one of their arguments.
4055 * regcprop.c (struct kill_set_value_data): New.
4056 (kill_set_value): Interpret data as a pointer to such a struct.
4057 Do nothing if the caller wants the register to be ignored.
4058 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4060 2012-05-14 Richard Guenther <rguenther@suse.de>
4062 PR tree-optimization/53340
4063 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4065 2012-05-14 Richard Guenther <rguenther@suse.de>
4067 * gimplify.c (gimplify_expr): Remove odd code.
4069 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4071 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4072 into a PLUS_EXPR byte offset.
4074 * tree-ssa-pre.c (can_value_number_call): Delete.
4075 (compute_avail): Skip all statements with side effects.
4076 <GIMPLE_CALL>: Skip calls to internal functions.
4078 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4080 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4082 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4084 * common.opt (Wtype-limits): Use EnabledBy.
4086 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4088 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4089 (pushtf splitter): Ditto.
4091 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4092 (<code>tf2): Enable for TARGET_SSE.
4093 (*absnegtf2_sse): Ditto.
4094 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4095 (copysign<mode>3_const): Ditto.
4096 (copysign<mode>3_var): Ditto.
4097 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4098 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4099 (*<code>tf3): Ditto.
4100 * config/i386/i386.c (struct builtin_description bdesc_args)
4101 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4102 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4103 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4104 Emit a normal call if SSE isn't available.
4106 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4108 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4109 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4110 (<code><mode>3): Ditto.
4111 (*andnot<mode>3): Ditto.
4112 (*andnottf3): Ditto.
4113 (*<code><mode>3): Ditto.
4116 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4118 * optc-gen.awk: Error instead of warning for conflicting help.
4120 2012-05-12 Jason Merrill <jason@redhat.com>
4123 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4126 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4128 * function.c (requires_stack_frame_p): If the function can throw
4129 non-call exceptions, return true if the insn can throw internally.
4131 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4133 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4135 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4137 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4138 ORDERED and UNORDERED conditions.
4140 2012-05-11 Richard Guenther <rguenther@suse.de>
4142 * tree-flow.h (referenced_var_check_and_insert): Remove.
4143 (find_new_referenced_vars): Likewise.
4144 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4145 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4146 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4147 instead of find_new_referenced_vars.
4148 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4150 2012-05-11 Richard Guenther <rguenther@suse.de>
4152 * tree-pass.h (pass_rest_of_compilation,
4153 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4155 * passes.c (pass_all_optimizations, pass_postreload,
4156 pass_all_early_optimizations): Make static.
4157 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4158 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4159 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4160 (delete_tree_ssa): Do not call fini_phinodes.
4161 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4163 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4166 * doc/options.texi (EnabledBy): Document
4167 * opts.c: Include opts.h and options.h before tm.h.
4168 (finish_options): Do not handle some sub-options here...
4169 (common_handle_option): ... instead call common_handle_option_auto
4171 * optc-gen.awk: Handle EnabledBy.
4172 * opth-gen.awk: Declare common_handle_option_auto.
4173 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4174 (Wmaybe-uninitialized): Likewise.
4175 (Wunused-but-set-variable): Likewise.
4176 (Wunused-function): Likewise.
4177 (Wunused-label): Likewise.
4178 (Wunused-value): Likewise.
4179 (Wunused-variable): Likewise.
4180 * opt-read.awk: Create opt_numbers array.
4182 2012-05-11 Richard Guenther <rguenther@suse.de>
4184 PR tree-optimization/53295
4185 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4187 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4188 strides when analyzing data-references in a loop context.
4189 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4190 non-constant strides for now.
4191 (vect_enhance_data_refs_alignment): Ignore data references
4192 that are strided loads.
4193 (vect_analyze_data_ref_access): Handle non-constant strides.
4194 (vect_check_strided_load): Verify the data-reference is a load.
4195 (vect_analyze_data_refs): Restructure to make strided load
4196 support not dependent on gather support.
4197 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4198 when doing strided or gather loads.
4199 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4200 integer_zerop to compare stride with zero.
4202 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4204 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4206 2012-05-11 Jan Hubicka <jh@suse.cz>
4209 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4210 that output_constant_pool missed.
4212 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4214 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4215 MULTILIB_EXTRA_OPTS.
4217 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4220 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4222 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4224 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4225 optimization for TARGET_AVX.
4226 (*movti_internal_sse): Ditto.
4227 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4228 (*movdi_internal): Ditto.
4229 (*movsi_internal): Ditto.
4230 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4231 (*movdf_internal_rex64): Ditto.
4232 (*movfd_internal): Ditto.
4233 (*movsf_internal): Ditto.
4234 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4236 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4238 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4239 reference as size attribute.
4241 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4242 Tristan Gingold <gingold@adacore.com>
4244 * doc/md.texi (Standard Names): Document probe_stack_address.
4245 * explow.c (emit_stack_probe): Handle probe_stack_address.
4246 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4247 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4248 (probe_stack_address): New insn.
4249 (probe_stack_range): Likewise.
4250 * config/ia64/ia64.c: Include common/common-target.h.
4251 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4252 checking is enabled.
4253 (ia64_emit_probe_stack_range): New function.
4254 (output_probe_stack_range): Likewise.
4255 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4256 builtin stack checking is enabled.
4257 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4258 and UNSPECV_PROBE_STACK_ADDRESS.
4259 (unknown_for_bundling_p): New predicate.
4260 (group_barrier_needed): Use important_for_bundling_p.
4261 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4262 (issue_nops_and_insn): Likewise.
4263 (bundling): Likewise.
4264 (final_emit_insn_group_barriers): Likewise.
4265 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4266 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4267 (STACK_CHECK_PROTECT): Likewise.
4268 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4270 2012-05-10 Jan Hubicka <jh@suse.cz>
4272 * ipa-inline.c (update_all_callee_keys): Remove.
4273 (inline_small_functions): Simplify priority updating.
4275 2012-05-10 Jan Hubicka <jh@suse.cz>
4277 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4279 2012-05-10 Jan Hubicka <jh@suse.cz>
4281 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4282 (symtab_remove_unreachable_nodes): ... this one.
4283 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4284 * cgraphunit.c (ipa_passes): Update.
4285 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4286 * cgraph.c (cgraph_release_function_body): Only turn initial
4287 into error mark when initial was previously set.
4288 * ipa-inline.c (ipa_inline): Update.
4289 * ipa.c: Include ipa-inline.h
4290 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4291 (enqueue_node): New function.
4292 (process_references): Update.
4293 (symtab_remove_unreachable_nodes): Cleanup.
4294 * passes.c (execute_todo, execute_one_pass): Update.
4296 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4298 PR rtl-optimization/53125
4299 * ira.c (ira): Call find_moveable_pseudos and
4300 move_unallocated_pseudos if only ira_conflicts_p is true.
4302 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4304 * config/i386/i386.md (*movoi_internal_avx): Handle
4305 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4306 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4307 (*movti_internal_sse): Ditto.
4308 (*movtf_internal): Ditto.
4309 * config/i386/sse.md (ssePSmode): New mode attribute.
4310 (*move<mode>_internal): Use ssePSmode.
4311 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4312 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4313 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4314 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4316 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4318 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4319 DECL_ORIGINAL_TYPE if it is present.
4321 2012-05-10 Nick Clifton <nickc@redhat.com>
4324 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4325 a "0" constraint to being a (match_dup 0).
4327 2012-05-10 Richard Guenther <rguenther@suse.de>
4329 * stor-layout.c (byte_from_pos): Amend comment.
4331 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4333 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4334 Document requirement to call in constructors.
4336 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4338 2012-05-10 Richard Guenther <rguenther@suse.de>
4340 * tree.h (TYPE_IS_SIZETYPE): Remove.
4341 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4342 (extract_muldiv_1): Likewise.
4343 * gimple.c (gtc_visit): Likewise.
4344 (gimple_types_compatible_p): Likewise.
4345 (iterative_hash_canonical_type): Likewise.
4346 (gimple_canonical_types_compatible_p): Likewise.
4347 * gimplify.c (gimplify_one_sizepos): Likewise.
4348 * print-tree.c (print_node): Likewise.
4349 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4351 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4355 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4356 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4357 instead of xop_mulv2div2di3_low.
4358 (xop_p<macs>dql): Fix vec_select selector.
4359 (xop_p<macs>dqh): Ditto.
4360 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4361 (xop_mulv2div2di3_high): Ditto.
4363 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4366 * diagnostic.h (diagnostic_context): Add last_location.
4367 * diagnostic.c (diagnostic_initialize): Initialize it.
4368 (diagnostic_show_locus): Use it.
4370 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4372 * doc/extend.texi (Function Attributes): Point xref to section
4375 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/i386.c (*movdf_internal_rex64): Remove
4378 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4379 Calculate "mode" attribute according to
4380 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4381 (*movdf_internal): Ditto.
4383 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4387 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4388 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4389 or when optimizing for size.
4390 * config/i386/sse.md (*mov<mode>_internal): Remove
4391 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4392 Calculate "mode" attribute according to optimize_function_for_size_p
4393 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4394 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4395 depending on the mode of the instruction. Calculate "mode" attribute
4396 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4397 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4398 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4400 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4403 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4404 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4405 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4406 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4407 (expand_prologue): Move initialization of cfun->machine->is_naked,
4408 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4409 (avr_set_current_function): ...this new static function.
4410 (TARGET_SET_CURRENT_FUNCTION): New define.
4411 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4412 checking attributes of current_function_decl.
4413 (avr_regs_to_save): Ditto.
4414 (signal_function_p): Rename to avr_signal_function_p.
4415 (interrupt_function_p): Rename to avr_interrupt_function_p.
4417 * doc/extend.texi (Function Attributes): Better explanation of
4418 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4421 2012-05-09 Michael Matz <matz@suse.de>
4423 PR tree-optimization/53185
4424 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4425 peeling when we see strided loads.
4427 2012-05-09 Matthias Klose <doko@ubuntu.com>
4429 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4431 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4433 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4434 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4435 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4436 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4437 (USE_LOAD_POST_INCREMENT): Define.
4438 (USE_LOAD_PRE_INCREMENT): Define.
4439 (USE_LOAD_POST_DECREMENT): Define.
4440 (USE_LOAD_PRE_DECREMENT): Define.
4441 (USE_STORE_PRE_DECREMENT): Define.
4442 (USE_STORE_PRE_INCREMENT): Define.
4443 (USE_STORE_POST_DECREMENT): Define.
4444 (USE_STORE_POST_INCREMENT): Define.
4445 (arm_auto_incmodes): Add enumeration.
4446 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4447 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4449 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4451 PR tree-optimization/53226
4452 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4453 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4454 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4455 doesn't need to be revisited, look for earliest stmt with
4456 !gimple_plf (stmt, GF_PLF_1) if something changed.
4458 2012-05-09 Terry Guo <terry.guo@arm.com>
4460 * genmultilib: Update copyright dates.
4461 * doc/fragments.texi: Ditto.
4463 2012-05-09 Terry Guo <terry.guo@arm.com>
4465 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4466 * genmultilib (MULTILIB_REQUIRED): New.
4467 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4469 2012-05-09 Richard Guenther <rguenther@suse.de>
4471 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4472 (vect_do_peeling_for_loop_bound): Likewise.
4473 (vect_do_peeling_for_alignment): Likewise.
4474 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4475 (vect_do_peeling_for_loop_bound): Get check_profitability and
4476 threshold as parameters.
4477 (vect_do_peeling_for_alignment): Likewise.
4478 (vect_loop_versioning): Likewise.
4479 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4480 and threshold here. Control where to put the check here.
4482 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4485 * dwarf2out.h (get_address_mode): Move declaration to...
4487 * dwarf2out.c (get_address_mode): Move definition to...
4488 * rtlanal.c: ...here.
4489 * var-tracking.c (get_address_mode): Delete.
4490 * combine.c (find_split_point): Use get_address_mode instead of
4491 targetm.addr_space.address_mode.
4492 * cselib.c (cselib_record_sets): Likewise.
4493 * dse.c (canon_address, record_store): Likewise.
4494 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4495 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4496 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4497 (expand_expr_real_1): Likewise.
4498 * ifcvt.c (noce_try_cmove_arith): Likewise.
4499 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4500 * reload.c (find_reloads): Likewise.
4501 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4502 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4504 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4506 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4507 information from the instruction produced.
4509 2012-05-09 Richard Guenther <rguenther@suse.de>
4511 * stor-layout.c (bit_from_pos): Document.
4512 (byte_from_pos): Likewise. Optimize.
4513 (pos_from_bit): Likewise.
4514 (normalize_offset): Use pos_from_bit instead of replicating it.
4516 2012-05-09 Alan Modra <amodra@gmail.com>
4519 * config/rs6000/rs6000.c (gen_frame_set): New function.
4520 (gen_frame_load, gen_frame_store): New functions.
4521 (rs6000_savres_rtx): Use the above.
4522 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4523 Correct mode used for CR2 in save/restore_world patterns.
4524 Don't emit instructions for eh_return frame unwind reg info.
4526 2012-05-08 Jan Hubicka <jh@suse.cz>
4528 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4530 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4532 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4534 (compile_file): Do not output variables.
4535 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4537 * langhooks.c: Include timevar.h
4538 (write_global_declarations): Finalize compilation unit after wrapup;
4539 set timevars correctly.
4540 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4541 not to be added to varpool.
4542 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4543 only on cases where it makes sense; skip constant pool and value expr
4546 2012-05-08 David S. Miller <davem@davemloft.net>
4548 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4549 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4550 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4552 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4554 PR rtl-optimization/53278
4555 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4556 speed_p code from earlier patch.
4558 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4561 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4563 2012-05-08 Teresa Johnson <tejohnson@google.com>
4565 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4566 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4568 2012-05-08 Jan Hubicka <jh@suse.cz>
4570 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4571 (cgraph_create_node_1): Rename to ...
4572 (cgraph_create_empty_node): ... this one; export.
4573 (cgraph_create_node): Update.
4574 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4575 (cgraph_create_edge_including_clones): Likewise.
4576 (cgraph_find_replacement_node): Likewise.
4577 (cgraph_clone_edge): Likewise.
4578 (cgraph_clone_node): Likewise.
4579 (clone_function_name): Likewise.
4580 (cgraph_create_virtual_clone): Likewise.
4581 (cgraph_remove_node_and_inline_clones): Likewise.
4582 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4583 * cgraph.h: Reorder declarations so they match file of origin.
4584 (cgraph_create_empty_node): Declare.
4585 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4586 (cgraph_copy_node_for_versioning): Likewise.
4587 (cgraph_function_versioning): Likewise.
4588 (cgraph_materialize_clone): Likewise.
4589 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4590 (cgraph_materialize_all_clones): Likewise.
4591 * cgraphclones.c: New file.
4592 * Makefile.in: Update for cgraphclones.
4594 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4597 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4598 (ix86_rtx_costs): Handle SET.
4600 2012-05-08 Michael Matz <matz@suse.de>
4602 * basic-block.h (struct rtl_bb_info): Remove visited member and
4603 move head_ member to ...
4604 (struct basic_block_def.basic_block_il_dependent): ... the new
4605 member x, replacing but containing old member rtl.
4606 (enum bb_flags): New BB_VISITED flag.
4607 (BB_HEADER, BB_FOOTER): New macros.
4609 * jump.c (mark_all_labels): Adjust.
4610 * cfgcleanup.c (try_optimize_cfg): Adjust.
4611 * cfglayout.c (record_effective_endpoints): Adjust.
4612 (relink_block_chain): Ditto (and don't fiddle with visited).
4613 (fixup_reorder_chain): Adjust.
4614 (fixup_fallthru_exit_predecessor): Ditto.
4615 (cfg_layout_duplicate_bb): Ditto.
4616 * combine.c (update_cfg_for_uncondjump): Adjust.
4617 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4618 (bb_visited_trace): New accessor.
4619 (mark_bb_visited): Move in front.
4620 (rotate_loop): Use bb_visited_trace.
4621 (find_traces_1_round): Ditto.
4622 (emit_barrier_after): Ditto.
4623 (copy_bb): Ditto, and initialize visited on resize.
4624 (reorder_basic_blocks): Initize visited member.
4625 (duplicate_computed_gotos): Clear bb flags at start, use
4628 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4629 (rtl_verify_flow_info_1): Ditto.
4630 (cfg_layout_split_block): Ditto.
4631 (cfg_layout_delete_block): Ditto.
4632 (cfg_layout_merge_blocks): Ditto.
4633 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4635 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4638 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4639 when a constant source operand matches an "I" constraint, the "no
4640 CC0 change" applies to a register-destination only, not a
4641 strict_low_part-destination.
4643 2012-05-08 Richard Guenther <rguenther@suse.de>
4645 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4646 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4648 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4650 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4652 * doc/avr-mmcu.texi: New auto-generated file.
4653 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4654 to document all valid -mmcu= arguments.
4656 * config/avr/avr.h (arch_info_s): New struct definition.
4657 * config/avr/avr-devices.c (avr_texinfo): New variable.
4658 * config/avr/gen-avr-mmcu-texi.c: New file.
4659 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4661 2012-05-08 Dehao Chen <dehao@google.com>
4663 * predict.c (find_qualified_ssa_name): New.
4664 (find_ssa_name_in_expr): New.
4665 (find_ssa_name_in_assign_stmt): New.
4666 (is_comparison_with_loop_invariant_p): New.
4667 (is_bound_expr_similar): New.
4668 (predict_iv_comparison): New.
4669 (predict_loops): Add heuristic for loop-nested branches that compare an
4670 induction variable to a loop bound variable.
4671 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4673 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4676 TARGET_BDVER2 defines where appropriate.
4678 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4680 * configure.ac (PLUGIN_LD): Rename into...
4681 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4682 * config.in: Regenerate.
4683 * configure: Likewise.
4684 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4686 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4688 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4689 computation using the precision of the index type.
4690 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4691 (fold_array_ctor_reference): Do index computations in the index type.
4693 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4695 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4696 down to plus_constant.
4697 (expand_epilogue): Ditto.
4699 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4701 * postreload.c (reload_cse_regs): Make static.
4702 * reload.h (reload_cse_regs): Remove prototype.
4704 2012-05-07 Richard Henderson <rth@redhat.com>
4706 * config/alpha/alpha.md (clear_cache): New pattern.
4708 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4711 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
4712 is folded to a type boundary value, verify that the resulting case
4713 label is still a care range.
4715 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4717 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
4718 only for TARGET_GENERIC, when not optimizing for size.
4719 (*ffs<mode>_1): Ditto.
4721 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4723 * tree-cfg.c (verify_gimple_switch): Tighten checks.
4725 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4727 PR tree-optimization/53239
4728 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
4729 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
4731 2012-05-07 Richard Guenther <rguenther@suse.de>
4733 PR tree-optimization/53195
4734 * tree-inline.c (setup_one_parameter): Properly add referenced
4735 vars from the parameters new known value.
4737 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4739 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
4740 (sched_branch_type): Remove.
4741 (m68k_sched_md_init_global): Don't allocate it.
4742 (m68k_sched_md_finish_global): Don't free it.
4743 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
4744 * config/m68k/m68k.md: Set the type of insns using
4745 m68k_sched_branch_type to bcc directly.
4747 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4749 * config/sol2.c (solaris_override_options): New function.
4750 * config/sol2-protos.h (solaris_override_options): Declare.
4751 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4753 2012-05-07 Richard Guenther <rguenther@suse.de>
4755 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
4756 whether we failed to compute data dependences.
4757 (loop_prefetch_arrays): Fail if we failed.
4759 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4760 Paolo Bonzini <bonzini@gnu.org>
4762 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
4763 Emit bsf when optimizing for size.
4764 (*ffs<mode>_1): Ditto.
4766 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4769 * config/sh/sh.c (sh_rtx_costs): Handle SET.
4771 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
4774 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
4775 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
4776 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
4778 (*bswapdi2_doubleword): New insn pattern.
4779 (*bswap<mode>2): Rename from *bswap<mode>2_1.
4781 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4783 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
4784 (mips_set_reg_reg_cost): Likewise.
4785 (mips_rtx_costs): Handle SET.
4787 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4789 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
4790 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
4791 to compute the cost of moves. Set the mode of the target register.
4793 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
4795 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
4796 plus_constant function.
4797 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
4798 that the mode is sensible.
4799 (use_anchored_address, round_push, allocate_dynamic_stack_space)
4800 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
4803 * alias.c (canon_rtx): Likewise.
4804 (init_alias_analysis): Likewise.
4805 * builtins.c (expand_builtin_return_addr)
4806 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
4807 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
4808 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
4809 (expand_builtin_stpcpy): Likewise.
4810 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
4811 (compute_argument_addresses, internal_arg_pointer_based_exp)
4812 (expand_call, emit_library_call_value_1): Likewise.
4813 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
4814 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
4815 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
4816 * cse.c (insert_const_anchor, find_reg_offset_for_const)
4817 (use_related_value, fold_rtx): Likewise.
4818 * cselib.c (cselib_subst_to_values): Likewise.
4819 * dse.c (record_store, check_mem_read_rtx): Likewise.
4820 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
4821 * emit-rtl.c (adjust_address_1): Likewise.
4822 * except.c (sjlj_emit_function_enter)
4823 (expand_builtin_extract_return_addr)
4824 (expand_builtin_frob_return_addr): Likewise.
4825 * expmed.c (expand_divmod): Likewise.
4826 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
4827 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
4828 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
4829 * function.c (assign_stack_local_1)
4830 (instantiate_virtual_regs_in_rtx): Likewise.
4831 * optabs.c (prepare_cmp_insn): Likewise.
4832 * recog.c (offsettable_address_addr_space_p): Likewise.
4833 * reload.c (find_reloads_address, form_sum)
4834 (find_reloads_subreg_address): Likewise.
4835 * reload1.c (init_reload, eliminate_regs_1)
4836 (eliminate_regs_in_insn): Likewise.
4837 * simplify-rtx.c (simplify_unary_operation_1)
4838 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
4839 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
4840 (vt_add_function_parameter): Likewise.
4842 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
4843 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
4844 * config/alpha/alpha.c (alpha_legitimize_address_1)
4845 (get_unaligned_address, alpha_expand_unaligned_load)
4846 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
4847 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
4848 (alpha_expand_builtin_establish_vms_condition_handler)
4849 (alpha_setup_incoming_varargs, emit_frame_store_1)
4850 (alpha_expand_prologue, alpha_expand_epilogue)
4851 (alpha_use_linkage): Likewise.
4852 * config/alpha/alpha.md: Likewise.
4854 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
4855 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
4856 (thumb_legitimize_address, arm_gen_load_multiple_1)
4857 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
4858 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
4859 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
4860 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
4861 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
4862 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
4863 (thumb_expand_movmemqi, arm_set_return_address)
4864 (thumb_set_return_address): Likewise.
4865 * config/arm/arm.md: Likewise.
4867 * config/avr/avr.c (avr_incoming_return_addr_rtx)
4868 (avr_prologue_setup_frame, expand_epilogue)
4869 (avr_const_address_lo16): Likewise.
4871 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
4872 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
4873 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
4874 (bfin_output_mi_thunk): Likewise.
4876 * config/c6x/c6x.c (c6x_initialize_trampoline)
4877 (c6x_output_mi_thunk): Likewise.
4879 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
4880 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
4882 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
4883 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
4884 (cris_emit_movem_store, cris_trampoline_init): Likewise.
4885 * config/cris/cris.md: Likewise.
4887 * config/darwin.c (machopic_indirect_data_reference)
4888 (machopic_legitimize_pic_address): Likewise.
4890 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
4891 (epiphany_expand_prologue, epiphany_expand_epilogue)
4892 (epiphany_trampoline_init): Likewise.
4893 * config/epiphany/epiphany.md: Likewise.
4895 * config/fr30/fr30.c (fr30_move_double): Likewise.
4897 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
4898 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
4899 (frv_index_memory, unspec_got_name, frv_find_base_term)
4900 (frv_output_dwarf_dtprel): Likewise.
4902 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
4903 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
4905 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
4906 * config/i386/i386.c (setup_incoming_varargs_64)
4907 (setup_incoming_varargs_ms_64, choose_baseaddr)
4908 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
4909 (ix86_emit_probe_stack_range, ix86_expand_prologue)
4910 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
4911 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
4912 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
4913 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
4914 (x86_output_mi_thunk): Likewise.
4915 * config/i386/i386.md: Likewise.
4917 * config/ia64/ia64.c (ia64_expand_load_address)
4918 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
4919 (do_spill, ia64_trampoline_init): Likewise.
4921 * config/iq2000/iq2000.c (iq2000_va_start)
4922 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
4923 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
4924 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
4926 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
4928 * config/m32c/m32c.c (m32c_return_addr_rtx)
4929 (m32c_expand_insv): Likewise.
4931 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
4932 (m32r_legitimize_pic_address, m32r_print_operand)
4933 (m32r_print_operand_address): Likewise.
4935 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
4936 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
4937 (EH_RETURN_HANDLER_RTX): Likewise.
4938 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
4939 (m68k_expand_epilogue, legitimize_pic_address)
4940 (m68k_output_mi_thunk): Likewise.
4941 * config/m68k/m68k.md: Likewise.
4943 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
4944 (mcore_expand_epilog): Likewise.
4945 * config/mcore/mcore.md: Likewise.
4947 * config/mep/mep.c (mep_allocate_initial_value)
4948 (mep_expand_prologue, mep_expand_epilogue): Likewise.
4950 * config/microblaze/microblaze.c (double_memory_operand)
4951 (microblaze_block_move_loop): Likewise.
4953 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
4954 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
4955 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
4956 (mips_expand_prologue, mips_epilogue_set_cfa)
4957 (mips_expand_epilogue): Likewise.
4958 * config/mips/mips.md: Likewise.
4960 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
4961 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
4963 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
4964 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
4966 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4967 (EH_RETURN_HANDLER_RTX): Likewise.
4968 * config/moxie/moxie.c (moxie_static_chain): Likewise.
4970 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
4971 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
4972 (pa_return_addr_rtx, hppa_builtin_saveregs)
4973 (pa_trampoline_init): Likewise.
4974 * config/pa/pa.md: Likewise.
4976 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4978 * config/picochip/picochip.c (picochip_static_chain): Likewise.
4980 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
4981 * config/rs6000/rs6000.c (rs6000_legitimize_address)
4982 (setup_incoming_varargs, print_operand, rs6000_return_addr)
4983 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
4984 (rs6000_emit_epilogue)
4985 (rs6000_machopic_legitimize_pic_address): Likewise.
4987 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4989 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
4990 (DYNAMIC_CHAIN_ADDRESS): Likewise.
4991 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
4992 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
4993 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
4994 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
4995 (s390_emit_epilogue, s390_function_profiler): Likewise.
4996 * config/s390/s390.md: Likewise.
4998 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5000 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5001 (sh_output_mi_thunk): Likewise.
5002 * config/sh/sh.md: Likewise.
5004 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5005 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5006 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5007 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5008 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5009 (emit_and_preserve): Likewise.
5010 * config/sparc/sparc.md: Likewise.
5012 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5013 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5014 (spu_setup_incoming_varargs, ea_load_store_inline)
5015 (spu_expand_load): Likewise.
5017 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5018 (combine_bnp): Likewise.
5020 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5021 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5022 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5024 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5025 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5026 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5028 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5029 * config/v850/v850.md: Likewise.
5031 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5032 (EH_RETURN_HANDLER_RTX): Likewise.
5033 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5034 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5035 (print_operand_address, vax_trampoline_init): Likewise.
5037 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5038 (xtensa_function_value_regno_p): Likewise.
5040 2012-05-04 Andrew Pinski <apinski@cavium.com>
5042 * expr.c (get_def_for_expr_class): New function.
5043 (convert_tree_comp_to_rtx): New function.
5044 (expand_cond_expr_using_cmove): New function.
5045 (expand_expr_real_2 <case COND_EXPR>): Call
5046 expand_cond_expr_using_cmove first and return if it succeeds.
5047 Remove the check for HAVE_conditional_move since we should have
5048 already converted it to a conditional move.
5049 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5050 modes of DImode for 32bits and TImode.
5052 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5055 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5056 (print_md_ptr_loc, print_c_condition): Use them.
5057 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5058 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5059 attr_file, dfa_file, latency_file): New global variables.
5060 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5061 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5062 write_attr_get, write_insn_cases, write_eligible_delay,
5063 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5065 (write_header, open_outfile, handle_arg): New funcions.
5066 (make_automaton_attrs): Write prototypes as extern to the output
5068 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5069 names from the command line. Open the output files and write out
5070 internal functions for DFA functions to dfa_file_name, insn latency
5071 functions to latency_file_name, and everything else to attr_file.
5072 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5073 (BACKEND): Build libbackend first.
5074 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5075 (.PRECIOUS): Likewise.
5076 (insn-dfatab.o): New rule.
5077 (insn-latencytab.o): New rule.
5078 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5079 (s-attrtab): New rule.
5081 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5083 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5084 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5085 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5086 * reorg.c (get_jump_flags): Do not set the removed flags.
5088 * doc/md.texi (attr_flag): Update for abovementioned changes.
5090 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5093 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5094 (TARGET_CMOV): Rename from TARGET_CMOVE.
5095 (TARGET_CMOVE): New define.
5096 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5097 Do not set TARGET_CMOVE here.
5099 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5101 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5102 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5103 -Wunused is activated.
5104 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5106 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5108 * config/s390/s390.md (*movmem_short, *clrmem_short)
5109 (*cmpmem_short): Move the mode check from the insn condition to
5112 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5114 PR tree-optimization/52633
5115 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5116 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5117 (vect_recog_over_widening_pattern): Remove handling of code that was
5118 already detected as over-widening pattern. Remove special handling
5119 of "unsigned" cases. Instead, support general case of conversion
5120 of the shift result to another type.
5122 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5124 * tree-vect-patterns.c (vect_single_imm_use): New function.
5125 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5126 (vect_recog_over_widening_pattern): Likewise.
5127 (vect_recog_widen_shift_pattern): Likewise.
5129 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5131 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5132 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5133 (vect_recog_widen_mult_pattern): Likewise.
5134 (vect_operation_fits_smaller_type): Likewise.
5135 (vect_recog_over_widening_pattern): Likewise.
5136 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5138 2012-05-04 Richard Guenther <rguenther@suse.de>
5141 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5142 of -freg-struct-return and -fpcc-struct-return.
5143 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5144 from the input file options and ignore those from the link
5147 2012-05-04 Richard Guenther <rguenther@suse.de>
5149 PR tree-optimization/53168
5150 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5151 memory reads when the result is a constant we can pun.
5153 2012-05-04 Richard Guenther <rguenther@suse.de>
5155 * common.opt (flto-report): Do not mark as Optimization.
5157 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5160 * recog.c (constrain_operands): If extra constraints are present, also
5161 accept pseudo-registers with equivalent memory locations during reload.
5163 2012-05-04 Olivier Hainque <hainque@adacore.com>
5165 * collect2.c (may_unlink_output_file): New global.
5166 (maybe_unlink): Honor it.
5167 * collect2.h: Add extern for it.
5168 * tlink.c (do_tlink): Set it to true if the link succeeded.
5170 2012-05-04 Olivier Hainque <hainque@adacore.com>
5172 * gcc.c (eval_spec_function): Finalize/restore the current string
5173 obstack state as part of the context push/pop operations.
5175 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5177 PR rtl-optimization/52804
5178 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5179 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5180 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5181 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5182 RELOAD_FOR_OUTADDR_ADDRESS.
5184 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5187 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5188 for macro expansion.
5190 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5192 * flags.h (flag_permissive): Do not declare.
5193 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5195 * toplev.c (flag_permissive): Do not define.
5196 * c-tree.h (system_header_p): Delete unused.
5198 2012-05-03 David S. Miller <davem@davemloft.net>
5201 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5202 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5203 (sparc_emit_float_lib_cmp): Likewise.
5205 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5208 * config/rs6000/rs6000.md (bswapdi splitters): If
5209 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5210 default) is used, generate an alternate sequence that does not
5211 depend on using indexed addressing.
5213 2012-05-03 Jason Merrill <jason@redhat.com>
5215 * gengtype.c (write_types): Fix warning message.
5216 (write_local): Likewise.
5218 2012-05-02 Jason Merrill <jason@redhat.com>
5220 * dwarf2out.c (struct external_ref, build_local_stub): New.
5221 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5222 (optimize_external_refs, optimize_external_refs_1): New.
5223 (change_AT_die_ref): New.
5224 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5225 (build_abbrev_table): Take the external refs hashtable.
5226 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5228 2012-05-03 Jan Hubicka <jh@suse.cz>
5231 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5233 2012-05-03 Jan Hubicka <jh@suse.cz>
5236 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5238 2012-05-03 Jason Merrill <jason@redhat.com>
5240 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5241 use_debug_types to discriminate the die_id union.
5242 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5243 (build_abbrev_table, output_die): Likewise.
5244 (prune_unused_types_walk_attribs): Likewise.
5245 (generate_type_signature, copy_declaration_context): Set it.
5246 (remove_child_or_replace_with_skeleton): Set it.
5247 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5248 check use_debug_types.
5249 (dwarf2out_finish): Do break_out_includes after .debug_types.
5251 2012-05-03 Jason Merrill <jason@redhat.com>
5253 * dwarf2out.c (modified_type_die): Use scope_die_for.
5254 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5255 (uses_local_type_r, uses_local_type): New.
5256 (scope_die_for): Keep a type that uses a local type in local scope.
5257 Use get_context_die for namespace and type scope.
5259 2012-05-03 Jason Merrill <jason@redhat.com>
5261 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5263 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5264 (dwarf2out_finish): Likewise.
5266 2012-05-03 Martin Jambor <mjambor@suse.cz>
5268 * builtins.c (get_object_alignment_1): Return whether we can determine
5269 the alignment or conservatively assume byte alignment. Return the
5270 alignment by reference. Use get_pointer_alignment_1 for dereference
5272 (get_pointer_alignment_1): Return whether we can determine the
5273 alignment or conservatively assume byte alignment. Return the
5274 alignment by reference. Use get_ptr_info_alignment to get SSA name
5276 (get_object_alignment): Update call to get_object_alignment_1.
5277 (get_object_or_type_alignment): Likewise, fall back to type alignment
5278 only when it returned false.
5279 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5280 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5281 get_object_alignment_1.
5282 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5283 get_pointer_alignment_1.
5284 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5285 of MEM_REF or TARGET_MEM_REF only when it returns false.
5286 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5287 get_object_alignment_1.
5288 (ccp_finalize): Use set_ptr_info_alignment.
5289 * tree.h (get_object_alignment_1): Update declaration.
5290 (get_pointer_alignment_1): Likewise.
5291 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5292 (dump_gimple_stmt): Likewise.
5293 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5295 (get_ptr_info_alignment): Declared.
5296 (mark_ptr_info_alignment_unknown): Likewise.
5297 (set_ptr_info_alignment): Likewise.
5298 (adjust_ptr_info_misalignment): Likewise.
5299 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5300 and set alignment of SSA names.
5301 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5302 mark_ptr_info_alignment_unknown.
5303 * tree-ssanames.c (get_ptr_info_alignment): New function.
5304 (mark_ptr_info_alignment_unknown): Likewise.
5305 (set_ptr_info_alignment): Likewise.
5306 (adjust_ptr_info_misalignment): Likewise.
5307 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5308 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5310 (bump_vector_ptr): Likewise.
5311 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5312 (vectorizable_store): Likewise.
5313 (vectorizable_load): Likewise.
5315 2012-05-03 Michael Matz <matz@suse.de>
5317 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5318 in front of basic_block_def.
5319 (struct basic_block_def): Make il.gimple the full struct, not a
5321 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5323 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5324 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5325 NULL il.gimple, which can't happen anymore.
5326 * gimple.h (bb_seq): il.gimple can't be NULL.
5327 (bb_seq_add): Ditto.
5328 (set_bb_seq): Adjust.
5329 (gsi_start_bb, gsi_last_bb): Tidy.
5330 * lto-streamer-in.c (make_new_block): Don't zero members that
5331 are zeroed already, don't allocate a gimple_bb_info.
5332 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5333 (remove_bb): Clear all il.gimple members.
5334 (gimple_verify_flow_info): Adjust for flat il.gimple.
5335 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5337 * coretypes.h (const_gimple_seq): Remove typedef.
5338 * gimple.h (gimple_seq_first): Take gimple_seq.
5339 (gimple_seq_first_stmt): Ditto.
5340 (gimple_seq_last): Ditto.
5341 (gimple_seq_last_stmt): Ditto.
5342 (gimple_seq_empty_p): Ditto.
5344 2012-05-03 Richard Guenther <rguenther@suse.de>
5346 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5348 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5349 (compute_avail): Do not add possibly trapping operations to
5350 EXP_GEN if they might not be executed in the block.
5352 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5354 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5356 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5358 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5359 information as early as possible. Update dominance info instead of
5362 2012-05-03 Richard Guenther <rguenther@suse.de>
5364 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5365 (union_contains_value): Remove.
5366 (vro_valid_in_sets): Likewise.
5367 (op_valid_in_sets): New function.
5368 (valid_in_sets): Use op_valid_in_sets.
5369 (insert_into_preds_of_block): Move dumping ...
5370 (do_regular_insertion): ... here.
5371 (do_partial_partial_insertion): ... and here. Dump that
5372 we've found a partial partial redundancy.
5373 (insert): Dump the current insert iteration.
5375 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5378 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5379 append program name to it and pass that as first argument
5380 to make_relative_prefix. Always pass standard_libexec_prefix
5381 as last argument to make_relative_prefix. If
5382 make_relative_prefix returns NULL, fall back to
5383 standard_libexec_prefix.
5386 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5390 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5391 mode, return that mode.
5394 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5395 define __ATOMIC_HLE_* macros here.
5396 (ix86_target_macros): But here, using cpp_define_formatted.
5398 2012-05-03 Richard Guenther <rguenther@suse.de>
5400 PR tree-optimization/53144
5401 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5403 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5404 with SSA name values.
5405 (vn_reference_lookup_3): Adjust callers.
5407 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5409 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5410 has_fma4 for AMD processors with both fma3 and fma4 support.
5412 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5415 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5418 2012-05-03 Michael Matz <matz@suse.de>
5421 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5422 (dse_enter_block): Properly iterate the whole sequence even
5423 if the last statement was removed.
5425 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5427 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5428 unset flag_jump_tables.
5429 * stmt.c (expand_case): Remove special flag_pic case conditional
5430 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5432 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5434 * common/config/s390/s390-common.c (s390_option_optimization_table):
5435 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5436 default when optimizing.
5438 2012-05-02 Martin Jambor <mjambor@suse.cz>
5441 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5442 of a variable when the contect is a function.
5444 2012-05-02 Michael Matz <matz@suse.de>
5446 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5447 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5448 (const_gimple_seq_node): Remove.
5449 (gimple_seq_node): Typedef as gimple.
5450 (struct gimple_statement_base): Add next and prev members,
5451 adjust all WORD markers in using structs.
5452 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5453 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5454 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5455 gimple are the same.
5456 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5458 (gimple_init_singleton): New function.
5459 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5460 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5462 (gsi_stmt_ptr): Remove.
5463 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5465 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5466 again, adjust for above changes.
5467 (update_call_edge_frequencies): Adjust for above changes.
5468 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5469 (gsi_insert_seq_nodes_after): Ditto.
5470 (gsi_split_seq_after): Ditto.
5471 (gsi_set_stmt): Ditto.
5472 (gsi_split_seq_before): Ditto.
5473 (gsi_remove): Ditto.
5474 (gsi_insert_seq_before_without_update): Don't free sequence.
5475 (gsi_insert_seq_after_without_update): Ditto.
5476 (gsi_replace): Assert some more invariants.
5477 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5479 (gsi_for_stmt): Don't search for stmt.
5480 (gsi_insert_on_edge_immediate): Tidy.
5482 * gimple.c (gimple_alloc_k): Remove "sequences".
5483 (gimple_seq_cache): Remove.
5484 (gimple_alloc_stat): Make stmt a singleton sequence.
5485 (gimple_seq_alloc, gimple_seq_free): Remove.
5486 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5487 (gimple_copy): Ditto.
5488 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5489 create iterator from correct sequence.
5490 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5492 2012-05-02 Michael Matz <matz@suse.de>
5494 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5496 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5497 sequence, lazily allocate it.
5498 (bb_seq_addr): New function.
5499 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5500 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5501 (gsi_none): New function.
5502 (gsi_start_bb): Adjust.
5503 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5504 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5505 (gsi_last_bb): Adjust.
5507 * tree-flow-inline.h (phi_nodes_ptr): New function.
5509 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5510 datastructure and interface change.
5511 (gsi_insert_seq_before_without_update): Ditto.
5512 (gsi_insert_seq_nodes_after): Ditto.
5513 (gsi_insert_seq_after_without_update): Ditto.
5514 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5515 (gsi_split_seq_before): Ditto.
5516 (gsi_start_phis): Adjust.
5517 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5518 (vect_transform_loop): Ditto.
5519 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5520 gimple_seq_copy): Don't use gimple_seq_alloc.
5521 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5522 (gimplify_seq_add_seq): Ditto.
5523 * lto-streamer-in.c (make_new_block): Ditto.
5524 * tree-cfg.c (create_bb): Ditto.
5525 * tree-sra.c (initialize_parameter_reductions): Ditto.
5527 2012-05-02 Michael Matz <matz@suse.de>
5529 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5530 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5531 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5532 set_bb_seq): Move down to after gimple_statement_d definition.
5534 2012-05-02 Michael Matz <matz@suse.de>
5536 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5537 gsi_replace_with_seq, instead of inserting itself.
5538 * gimple-iterator.c (gsi_replace_with_seq): New function.
5539 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5540 iterator instead of statement, advance it.
5541 (ssa_forward_propagate_and_combine): Adjust call to above.
5543 2012-05-02 Michael Matz <matz@suse.de>
5545 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5547 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5548 * tree-nested.c (walk_gimple_omp_for): Ditto.
5549 * trans-mem.c (lower_transaction): Ditto.
5550 * tree-eh.c (do_return_redirection): Ditto.
5551 (do_goto_redirection): Ditto.
5552 (lower_try_finally_switch): Ditto.
5553 * gimplify.c (gimplify_stmt): Ditto.
5554 (gimplify_scan_omp_clauses): Ditto.
5555 (gimplify_omp_for): Ditto.
5556 (gimplify_function_tree): Ditto.
5557 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5558 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5559 (mf_build_check_statement_for): Ditto.
5560 (mx_register_decls): Ditto.
5561 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5562 and don't use itertors to append.
5563 (insert_stmts): Ditto.
5564 (insert_out_of_ssa_copy): Ditto.
5565 (insert_out_of_ssa_copy_on_edge): Ditto.
5567 2012-05-02 Michael Matz <matz@suse.de>
5569 * gimple.h (gimple_bind_body_ptr): New function.
5570 (gimple_bind_body): Use it.
5571 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5572 (gimple_eh_filter_failure_ptr): New function.
5573 (gimple_eh_filter_failure): Use it.
5574 (gimple_eh_else_n_body_ptr): New function.
5575 (gimple_eh_else_n_body): Use it.
5576 (gimple_eh_else_e_body_ptr): New function.
5577 (gimple_eh_else_e_body): Use it.
5578 (gimple_try_eval_ptr): New function.
5579 (gimple_try_eval): Use it.
5580 (gimple_try_cleanup_ptr): New function.
5581 (gimple_try_cleanup): Use it.
5582 (gimple_wce_cleanup_ptr): New function.
5583 (gimple_wce_cleanup): Use it.
5584 (gimple_omp_body_ptr): New function.
5585 (gimple_omp_body): Use it.
5586 (gimple_omp_for_pre_body_ptr): New function.
5587 (gimple_omp_for_pre_body): Use it.
5588 (gimple_transaction_body_ptr): New function.
5589 (gimple_transaction_body): Use it.
5590 (gsi_split_seq_before): Adjust to return nothing and take pointer
5592 (gsi_set_stmt): Declare.
5593 (gsi_replace_with_seq): Declare.
5594 (walk_gimple_seq_mod): Declare.
5595 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5597 * gimple-iterator.c (gsi_set_stmt): New function.
5598 (gsi_split_seq_before): Return new sequence via pointer argument.
5599 (gsi_replace): Use gsi_set_stmt.
5601 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5603 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5604 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5606 (reserve_phi_args_for_new_edge): Change call to above,
5609 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5610 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5611 iterators. Adjust call to lower_omp.
5612 (lower_lastprivate_clauses): Adjust call to lower_omp.
5613 (lower_reduction_clauses): Ditto.
5614 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5615 (lower_omp_sections): Don't explicitely count sequence length,
5616 nullify lowered bodies earlier, ensure stmts are part of only
5617 one sequence, adjust call to lower_omp.
5618 (lower_omp_single): Ensure stmts are part of only one sequence,
5619 adjust call to lower_omp.
5620 (lower_omp_master): Ditto.
5621 (lower_omp_ordered): Ditto.
5622 (lower_omp_critical): Ditto.
5623 (lower_omp_for): Ditto.
5624 (lower_omp_taskreg): Ditto, tidy.
5625 (lower_omp_1): Adjust calls to lower_omp.
5626 (execute_lower_omp): Ditto.
5627 (lower_omp): Adjust to take pointer to sequence.
5628 (diagnose_sb_2): Use walk_gimple_seq_mod.
5629 (diagnose_omp_structured_block_errors): Ditto and set possibly
5630 changed function body.
5631 * gimple-low.c (lower_function_body): Set function body after
5633 (lower_sequence): Adjust to take pointer to sequence.
5634 (lower_omp_directive): Ensure stmt isn't put twice into the
5635 sequence, adjust call to lower_sequence.
5636 (lower_stmt): Adjust calls to lower_sequence.
5637 (lower_gimple_bind): Ditto.
5638 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5639 * tree-nested.c (walk_body): Take pointer to sequence, use
5640 walk_gimple_seq_mod.
5641 (walk_function): Adjust call to walk_body, set possibly changed body.
5642 (walk_gimple_omp_for): Adjust calls to walk_body.
5643 (convert_nonlocal_omp_clauses): Ditto.
5644 (convert_nonlocal_reference_stmt): Ditto.
5645 (convert_local_omp_clauses): Ditto.
5646 (convert_local_reference_stmt): Ditto.
5647 (convert_tramp_reference_stmt): Ditto.
5648 (convert_gimple_call): Ditto.
5649 (convert_nl_goto_reference): Use local iterator copy.
5650 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5651 but taking pointer to sequence, ensure gsi_start is called with
5653 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5654 asserting that the sequence head didn't change.
5655 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5656 walk_gimple_seq_mod.
5657 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5658 (execute_lower_tm): Ditto, and set possibly changed body.
5659 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5660 call gsi_start with that lvalue.
5661 (replace_goto_queue_stmt_list): Ditto.
5662 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5663 (replace_goto_queue): Ditto.
5664 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5665 (lower_try_finally_onedest): Ditto.
5666 (lower_try_finally_copy): Ditto.
5667 (lower_try_finally_switch): Ditto.
5668 (lower_try_finally): Ditto.
5669 (lower_eh_filter): Ditto.
5670 (lower_eh_must_not_throw): Ditto.
5671 (lower_cleanup): Ditto.
5672 (lower_eh_constructs_2): Ditto.
5673 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5674 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5675 set possibly changed body.
5676 (optimize_double_finally): Call gsi_start with lvalue.
5678 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5679 (gimple_split_block): Ditto.
5680 (gimple_merge_blocks): Use gsi_start_phis.
5681 (move_stmt_r): Use walk_gimple_seq_mod.
5682 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5683 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5684 (rebuild_cgraph_edges): Ditto.
5685 (cgraph_rebuild_references): Ditto.
5686 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5687 * tree-inline.c (copy_phis_for_bb): Ditto.
5688 * tree-ssa-dce.c: Ditto.
5690 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5692 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5693 Andi Kleen <ak@linux.intel.com>
5695 * coretypes.h (MEMMODEL_MASK): New.
5696 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5697 and return new variable.
5698 (expand_builtin_atomic_exchange): Mask memmodel values.
5699 (expand_builtin_atomic_compare_exchange): Ditto.
5700 (expand_builtin_atomic_load): Ditto.
5701 (expand_builtin_atomic_store): Ditto.
5702 (expand_builtin_atomic_clear): Ditto.
5703 * doc/extend.texi: Mention port-dependent memory model flags.
5704 * config/i386/cpuid.h (bit_HLE): New.
5705 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5707 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5708 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5709 (ix86_target_string)<-mhle>: New.
5710 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5711 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
5712 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5713 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
5714 enabled for generic, generic64 and core-avx2.
5715 (ix86_print_operand): Generate HLE lock prefixes.
5716 (ix86_memmodel_check): New.
5717 (TARGET_MEMMODEL_CHECK): Ditto.
5718 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
5719 (IX86_HLE_ACQUIRE): Ditto.
5720 (IX86_HLE_RELEASE): Ditto.
5721 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
5722 * config/i386/i386.opt (mhle): Ditto.
5723 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
5724 success model to instruction emitter.
5725 (atomic_fetch_add<mode>): Ditto.
5726 (atomic_exchange<mode>): Ditto.
5727 (atomic_add<mode>): Ditto.
5728 (atomic_sub<mode>): Ditto.
5729 (atomic_<code><mode>): Ditto.
5730 (*atomic_compare_and_swap_doubledi_pic): Ditto.
5731 (atomic_compare_and_swap_single<mode>): Define and use argument
5733 (atomic_compare_and_swap_double<mode>): Ditto.
5734 * configure.ac: Check if assembler support HLE prefixes.
5735 * configure: Regenerate.
5738 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5741 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
5743 (gimplify_switch_expr): ... here.
5744 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
5745 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
5746 to clean up case labels with values outside the index type range.
5747 (simplify_gimple_switch): Call it if something changed.
5748 Remove strange and unnecessary assert.
5750 2012-05-02 Richard Guenther <rguenther@suse.de>
5752 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5754 (int_const_binop_1): New worker for int_const_binop with
5755 overflowable parameter. Pass it through to force_fit_type_double.
5756 (int_const_binop): Wrap around int_const_binop_1 with overflowable
5758 (size_binop_loc): Call int_const_binop_1 with overflowable equal
5759 to minus one, forcing overflow detection for even unsigned types.
5760 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
5761 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
5762 * stor-layout.c (initialize_sizetypes): sizetypes no longer
5764 (layout_type): For zero-sized arrays ignore overflow on the
5766 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
5767 (bit_value_binop_1): Likewise.
5768 * tree.c (double_int_to_tree): Likewise.
5769 (double_int_fits_to_tree_p): Likewise.
5770 (force_fit_type_double): Likewise.
5771 (host_integerp): Likewise.
5772 (int_fits_type_p): Likewise.
5773 * varasm.c (output_constructor_regular_field): Sign-extend the
5774 field-offset to cater for negative offsets produced by the Ada
5776 * omp-low.c (extract_omp_for_data): Convert the loop step to
5777 signed for pointer adjustments.
5779 2012-05-02 Richard Guenther <rguenther@suse.de>
5781 * tree.c (valid_constant_size_p): New function.
5782 * tree.h (valid_constant_size_p): Declare.
5783 * cfgexpand.c (expand_one_var): Adjust check for too large
5784 variables by using valid_constant_size_p.
5785 * varasm.c (assemble_variable): Likewise.
5787 * c-decl.c (grokdeclarator): Properly check for sizes that
5788 cover more than half of the address-space.
5790 2012-05-02 Jakub Jelinek <jakub@redhat.com>
5792 PR tree-optimization/53163
5793 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
5794 return value from compute_all_dependences.
5796 PR rtl-optimization/53160
5797 * ree.c (combine_reaching_defs): Handle the case where cand->insn
5798 has been modified by ree pass already.
5800 2012-05-01 Ian Lance Taylor <iant@google.com>
5803 * c-decl.c (build_compound_literal): Make the decl readonly if it
5804 an array of a readonly type.
5805 * gimplify.c (gimplify_compound_literal_expr): Add fallback
5806 parameter. Change all callers. If the decl is not addressable
5807 and is not an l-value, make it readonly.
5809 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
5811 * ira.c (allocated_reg_info_size): New static variable.
5812 (expand_reg_info): Manage it. Call
5813 setup_preferred_alternate_classes_for_new_pseudos.
5814 (ira): Don't do it here. Remove local allocated_reg_info_size,
5815 set the global before calling find_moveable_pseudos.
5816 (find_moveable_pseudos): Call expand_reg_info rather than
5819 2012-05-01 Richard Henderson <rth@redhat.com>
5821 * common.opt (fsync-libcalls): New.
5822 * doc/invoke.texi: Document it.
5823 * optabs.c (init_sync_libfuncs): Honor it.
5825 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5826 Richard Sandiford <r.sandiford@uk.ibm.com>
5828 PR rtl-optimization/52543
5829 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
5831 * lower-subreg.h: New file.
5832 * target-globals.h (this_target_lower_subreg): Declare.
5833 (target_globals): Add lower_subreg;
5834 (restore_target_globals): Restore this_target_lower_subreg.
5835 * target-globals.c: Include it.
5836 (default_target_globals): Add default_target_lower_subreg.
5837 (save_target_globals): Initialize target_lower_subreg.
5838 * rtl.h (init_lower_subreg): Added declaration.
5839 * toplev.c (backend_init_target): Call initializer for lower-subreg
5841 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
5842 (default_target_lower_subreg): New variable.
5843 (this_target_lower_subreg): Likewise.
5844 (twice_word_mode, choices): New macros.
5845 (shift_cost, compute_splitting_shift, compute_costs)
5846 (init_lower_subreg): New functions.
5847 (resolve_simple_move): Add speed_p argument. Check choices.
5848 (find_pseudo_copy): Don't check the mode size here.
5849 (resolve_simple_move): Assert the mode size.
5850 (find_decomposable_shift_zext): Add speed_p argument and return
5851 a bool. Check choices.
5852 (resolve_shift_zext): Add comment.
5853 (dump_shift_choices, dump_choices): New functions.
5854 (decompose_multiword_subregs): Dump list of profitable
5855 transformations. Add code to skip non profitable transformations.
5856 Update calls to simple_move and find_decomposable_shift_zext.
5858 2012-05-01 Ian Bolton <ian.bolton@arm.com>
5859 Sameera Deshpande <sameera.deshpande@arm.com>
5860 Greta Yorsh <greta.yorsh@arm.com>
5862 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
5863 (thumb1_unexpanded_epilogue): ...this.
5864 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
5865 (thumb1_unexpanded_epilogue): ...this.
5866 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
5867 (thumb1_unexpanded_epilogue): ...this.
5869 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
5871 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
5872 comparing enumeration values. Update comments.
5874 2012-05-01 Alan Modra <amodra@gmail.com>
5877 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
5878 load_cr_save, add_crlr_cfa_restore): New functions.
5879 (rs6000_restore_saved_cr): Rename to..
5880 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
5881 (rs6000_emit_epilogue): Use new functions. Adjust condition
5882 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
5883 regs when using out-of-line restore only when shrink wrapping.
5885 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5888 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
5889 calls to cgraph_node_name in xstrdup.
5890 (ipa_make_edge_direct_to_target): Ditto.
5891 * cgraph.c (dump_cgraph_node): Ditto.
5892 * tree-sra.c (convert_callers_for_node): Ditto.
5893 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
5894 * ipa-cp.c (perhaps_add_new_callers): Ditto.
5895 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
5896 (cgraph_materialize_all_clones): Ditto.
5897 * ipa-inline.c (report_inline_failed_reason): Ditto.
5898 (want_early_inline_function_p): Ditto.
5899 (edge_badness): Ditto.
5900 (update_edge_key): Ditto.
5901 (flatten_function): Ditto.
5902 (ipa_inline): Ditto.
5903 (inline_always_inline_functions): Ditto.
5904 (early_inline_small_functions): Ditto.
5906 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5909 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
5910 constraints 0 and 1.
5912 012-04-30 Jan Hubicka <jh@suse.cz>
5914 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
5915 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
5916 (cgraph_add_to_same_comdat_group): Remove.
5917 (cgraph_add_asm_node): Move to cgraphunit.c.
5918 (cgraph_make_decl_local): Move to symtab.c
5919 (cgraph_make_node_local_1): Update.
5920 (cgraph_can_remove_if_no_direct_calls_and): Update.
5921 (used_from_object_file_p): Update.
5922 (resolution_used_from_other_file_p): Move to symtab.c
5923 (cgraph_used_from_object_file_p): move to symtab.c
5924 (verify_cgraph_node): Verify same comdat groups.
5925 * cgraph.h (cgraph_asm_node): Rename to ...
5926 (asm_node): ... this one.
5927 (cgraph_asm_nodes): Rename to ...
5928 (asm_nodes): ... this one.
5929 (symtab_add_to_same_comdat_group): New function.
5930 (symtab_dissolve_same_comdat_group_list): New function.
5931 (symtab_used_from_object_file_p): Declare.
5932 (symtab_make_decl_local): Declare.
5933 (cgraph_add_to_same_comdat_group): Remove.
5934 (cgraph_add_asm_node): Remove.
5935 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
5937 (cgraph_finalize_compilation_unit): Rename to ...
5938 (finalize_compilation_unit): ... this one.
5939 (cgraph_optimize): Rename to ....
5940 (compile): ... this one.
5941 (add_asm_node): Declare.
5942 (fixup_same_cpp_alias_visibility): Declare.
5943 (cgraph_make_decl_local): Remove.
5944 (varpool_assemble_pending_decls): Rename to ...
5945 (varpool_output_variables): ... this one.
5946 (varpool_remove_unreferenced_decls): Remove.
5947 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
5948 (preserve_function_body_p): Make static.
5949 * toplev.c (compile_file): Update comments; update.
5950 * cgraphunit.c: Update comments.
5951 (cgraph_expand_all_functions): Rename to ...
5952 (expand_all_functions): ... this one; update.
5953 (cgraph_mark_functions_to_output): Rename to ...
5954 (mark_functions_to_output): ... this one; cleanup.
5955 (cgraph_output_pending_asms): Remove prototype.
5956 (asm_nodes, asm_last_node): New static vars.
5957 (cgraph_process_new_functions): Update.
5958 (cgraph_reset_node): Cleanup; add comment.
5959 (cgraph_add_new_function): Update.
5960 (cgraph_output_pending_asms): Rename to ...
5961 (output_asm_statements): ... this one.
5962 (add_asm_node): New function.
5963 (fixup_same_cpp_alias_visibility): New function based on code
5964 in cgraph_analyze_function.
5965 (cgraph_analyze_function): Use it.
5966 (cgraph_order_sort): Update.
5967 (cgraph_output_in_order): Update.
5968 (cgraph_function_versioning): Update.
5969 (cgraph_optimize): Rename to ...
5970 (compile): ... this one; initialize streamer hooks here.
5971 (cgraph_finalize_compilation_unit): Rename to ...
5972 (finalize_compilation_unit): ... this one; do not initialize streamer
5974 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
5975 * dwarf2out.c: Update ocmment.
5976 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
5977 * method.c (use_thunk): Likewise.
5978 * semantics.c (maybe_add_lambda_conv_op): Likewise.
5979 * decl2.c (maybe_emit_vtables): Likewise.
5980 (cp_write_global_declarations): Use finalize_compilation_unit.
5981 * parser.c (cp_parser_asm_definition): Use add_asm_node.
5982 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
5983 * c-decl.c (c_write_global_declarations): Use
5984 finalize_compilation_unit.
5985 * langhooks.c (write_global_declarations): Update.
5986 * ipa.c (cgraph_externally_visible_p): Update.
5987 (dissolve_same_comdat_group_list): Remove.
5988 (function_and_variable_visibility): Update.
5989 * symtab.c: Inlcude lto-streamer.h and rtl.h
5990 (ld_plugin_symbol_resolution_names): New.
5991 (symtab_add_to_same_comdat_group): New.
5992 (symtab_dissolve_same_comdat_group_list): New.
5993 (resolution_used_from_other_file_p): Move here from cgraph.c
5994 (symtab_used_from_object_file_p): New.
5995 (symtab_make_decl_local): New.
5996 * passes.c (register_pass): Update comments.
5997 * c-parser.c (c_parser_asm_definition): Update.
5998 * varpool.c (varpool_analyze_node): Use
5999 fixup_same_cpp_alias_visibility.
6000 (varpool_remove_unreferenced_decls): Make static.
6001 (varpool_assemble_pending_decls): Rename to ...
6002 (varpool_output_variables): ... this one; call
6003 varpool_remove_unreferenced_decls.
6004 (varpool_used_from_object_file_p): Remove.
6006 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6009 * c-typeck.c (build_array_ref): Call
6010 convert_vector_to_pointer_for_subscript.
6011 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6013 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6015 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6016 to compile-time "mode == <MODE>mode" checks.
6017 (and splitter): Ditto.
6019 2012-04-30 Richard Henderson <rth@redhat.com>
6021 * config/arm/arm.md (UNSPEC_LL): New.
6022 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6023 (arm_load_exclusivedi): Use %H0.
6025 2012-04-30 Jason Merrill <jason@redhat.com>
6027 * dwarf2out.c (comdat_symbol_id): Add const.
6028 (union die_symbol_or_type_node): Add const to die_symbol.
6029 (output_die_symbol, output_die, output_comp_unit): Adjust.
6031 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6033 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6034 * config/arm/neon.md (negdi2_neon): New insn.
6035 Also add splitters for core and NEON registers.
6037 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6039 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6040 (arm_print_operand): Add 'x' format.
6041 * config/arm/constraints.md (Dn): Allow const_int.
6042 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6043 Use 'x' format to print constants.
6044 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6045 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6047 (movdi_vfp_cortexa8): Likewise.
6049 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6050 Sameera Deshpande <sameera.deshpande@arm.com>
6051 Greta Yorsh <greta.yorsh@arm.com>
6053 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6054 * config/arm/arm.c (ldm_stm_operation_p): New function.
6055 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6056 (store_multiple_operation): Likewise.
6058 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6059 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6060 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6061 (store_multiple_operation): Likewise.
6063 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6065 * config/i386/i386.md (and<mode>3): Expand masking operations with
6066 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6067 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6069 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6071 Add -Wvarargs option
6072 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6073 argument for the various warning_at calls.
6074 * docs/invoke.texi: Update the documentation.
6076 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6078 Switch -ftrack-macro-expansion=2 on by default.
6079 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6082 Fix va_start related location
6083 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6084 location in real source code.
6086 Make conversion warnings work on NULL with -ftrack-macro-expansion
6087 * input.h (expansion_point_location_if_in_system_header): Declare
6089 * input.c (expansion_point_location_if_in_system_header): Define it.
6091 Fix -Wuninitialized for -ftrack-macro-expansion
6092 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6093 declaration. Use linemap_location_before_p for source locations.
6095 Strip "<built-in>" loc from displayed expansion context
6096 * input.c (expand_location_1): When expanding to spelling location
6097 in a context of a macro expansion, skip reserved system header
6098 locations. Update comments. * tree-diagnostic.c
6099 (maybe_unwind_expanded_macro_loc): Likewise.
6101 Make expand_location resolve to locus in main source file
6102 * input.c (expand_location_1): New. Takes a parameter to choose
6103 whether to resolve the location to spelling or expansion point.
6104 Was factorized from ...
6105 (expand_location): ... here.
6106 (expand_location_to_spelling_point): New. Implemented in terms of
6108 * diagnostic.c (diagnostic_build_prefix): Use the new
6109 expand_location_to_spelling_point instead of expand_location.
6111 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6112 * gengtype.c (write_types_process_field): Force second argument of
6113 the call to the PCH object hierarchy walker to be 'x'.
6115 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6117 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6118 predicate to discriminate types.
6120 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6122 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6123 alias of Wsuggest-attribute=format.
6124 * c-typeck.c (convert_for_assignment): Replace
6125 Wmissing-format-attribute with Wsuggest-attribute=format.
6126 (digest_init): Likewise.
6128 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6130 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6131 * common.opt (Wmissing-noreturn): Alias of
6132 -Wsuggest-attribute=noreturn.
6134 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6137 * config/cris/cris.md (andqu): New peephole2.
6138 (andu): Tweak head comment.
6140 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6141 Steven Bosscher <steven@gcc.gnu.org>
6142 Maxim Kuvyrkov <maxim@codesourcery.com>
6144 PR tree-optimization/38785
6145 * common.opt (ftree-partial-pre): New option.
6146 * doc/invoke.texi: Document it.
6147 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6148 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6150 (execute_pre): Use flag_tree_partial_pre.
6152 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6155 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6158 2012-04-27 Ollie Wild <aaw@google.com>
6160 * doc/invoke.texi (Wliteral-suffix): Document new option.
6162 2012-04-27 Tom Tromey <tromey@redhat.com>
6164 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6165 (dwarf_tag_name): Use get_DW_TAG_name.
6166 (dwarf_attr_name): Use get_DW_AT_name.
6167 (dwarf_form_name): Use get_DW_FORM_name.
6168 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6170 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6172 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6173 arguments are -1 and 0, by negating the result of the conditional.
6175 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6178 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6180 2012-04-27 Richard Guenther <rguenther@suse.de>
6182 * tree-flow.h (is_hidden_global_store): Remove.
6183 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6184 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6185 (stmt_may_clobber_global_p): Likewise.
6186 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6187 (stmt_may_clobber_global_p): Likewise.
6188 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6189 stmt_may_clobber_global_p.
6190 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6192 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6194 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6197 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6198 reorganize some fields and update comments. Rename bit_test_uniq
6199 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6200 (collect_switch_conv_info): New function, collects info about a
6201 GIMPLE_SWITCH into a struct switch_conv_info.
6202 (check_range): Simplify to use pre-recorded info. Fix think-o in
6203 range-branch ratio check.
6204 (check_process_case): Remove function.
6205 (check_all_empty_except_final): New function, verifies that all
6206 non-final basic blocks are empty.
6207 (process_switch): Simplify to use pre-recorded info. Call
6208 collect_switch_conv_info to do that. Assert that degenerate switch
6209 statements have been cleaned up.
6211 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6214 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6216 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6219 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6221 2012-04-27 Tom de Vries <tom@codesourcery.com>
6223 PR tree-optimization/51879
6224 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6225 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6227 (defs_to_varying): ... here. Don't set use_processed.
6228 (visit_reference_op_call): Handle gimple_vdef.
6229 Handle case that lhs is NULL_TREE.
6230 (visit_use): Use mark_use_processed. Handle calls with side-effect
6231 using visit_reference_op_call.
6233 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6235 * sched-deps.c (fixup_sched_groups): Rename to...
6236 (chain_to_prev_insn): ...this.
6237 (chain_to_prev_insn_p): New function.
6238 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6240 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6242 * sched-int.h (_haifa_insn_data): Move priority_status.
6244 (INSN_MODEL_INDEX): New macro.
6245 * haifa-sched.c (insn_delay): New function.
6246 (sched_regno_pressure_class): Update commentary.
6247 (mark_regno_birth_or_death): Pass the liveness bitmap and
6248 pressure array as arguments, instead of using curr_reg_live and
6249 curr_reg_pressure. Only update the pressure if the bit in the
6250 liveness set has changed.
6251 (initiate_reg_pressure_info): Always trust the live-in set for
6252 SCHED_PRESSURE_MODEL.
6253 (initiate_bb_reg_pressure_info): Update call to
6254 mark_regno_birth_or_death.
6255 (dep_list_size): Take the list as argument.
6256 (calculate_reg_deaths): New function, extracted from...
6257 (setup_insn_reg_pressure_info): ...here.
6258 (MODEL_BAR): New macro.
6259 (model_pressure_data, model_insn_info, model_pressure_limit)
6260 (model_pressure_group): New structures.
6261 (model_schedule, model_worklist, model_insns, model_num_insns)
6262 (model_curr_point, model_before_pressure, model_next_priority):
6264 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6265 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6266 (model_index, model_update_limit_points_in_group): New functions.
6267 (model_update_limit_points, model_last_use_except): Likewise.
6268 (model_start_update_pressure, model_update_pressure): Likewise.
6269 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6270 (model_excess_cost, model_dump_pressure_points): Likewise.
6271 (model_set_excess_costs): Likewise.
6272 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6273 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6274 schedule as an alternative tie-breaker. Update the call to
6276 (ready_sort): Call model_set_excess_costs.
6277 (update_register_pressure): Update call to mark_regno_birth_or_death.
6278 Rely on that function to check liveness rather than doing it here.
6279 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6280 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6281 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6282 (model_record_pressure, model_record_pressures): New functions.
6283 (model_record_final_pressures, model_add_successors_to_worklist)
6284 (model_promote_predecessors, model_choose_insn): Likewise.
6285 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6286 (model_start_schedule, model_finalize_pressure_group): Likewise.
6287 (model_end_schedule): Likewise.
6288 (schedule_insn): Say when we're scheduling the next instruction
6289 in the model schedule.
6290 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6291 (queue_to_ready): Do not add instructions that are
6292 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6293 Always allow the next instruction in the model schedule to be added.
6294 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6295 and delay for SCHED_PRESSURE_MODEL too.
6296 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6297 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6298 (schedule_block): Call model_start_schedule and model_end_schedule.
6299 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6300 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6301 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6303 (sched_finish): Update accordingly.
6304 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6305 to SCHED_PRESSURE_MODEL.
6306 (add_jump_dependencies): Update call to dep_list_size.
6307 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6308 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6309 to SCHED_PRESSURE_MODEL.
6310 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6311 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6312 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6313 handling to SCHED_PRESSURE_MODEL.
6315 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6317 * common.opt (fsched-pressure-algorithm=): New option.
6318 * flag-types.h (sched_pressure_algorithm): New enum.
6319 * sched-int.h (sched_pressure_p): Replace with...
6320 (sched_pressure): ...this new variable.
6321 * haifa-sched.c (sched_pressure_p): Replace with...
6322 (sched_pressure): ...this new variable.
6323 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6324 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6325 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6326 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6327 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6328 (sched_analyze_insn): Likewise.
6329 * sched-rgn.c (schedule_region): Likewise.
6330 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6332 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6334 * PR middle-end/52997
6335 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6338 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6339 * expr.c (convert_move): Honor unsignedp when extending partial int
6341 * genmodes.c (complete_mode): Don't clear component field of partial
6343 (emit_mode_inner): Don't emit it however.
6344 (calc_wider_mode): Partial int modes widen to their component.
6346 2012-04-26 David S. Miller <davem@davemloft.net>
6348 * config/sparc/niagara4.md: New file.
6349 * config/sparc/sparc.md: Include it.
6350 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6351 (sparc_option_override): Use it.
6352 (sparc_use_sched_lookahead): Return 2 for niagara4.
6353 (sparc_issue_rate): Likewise.
6355 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6356 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6357 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6358 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6359 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6360 alignaddrldi_vis): Set type to gsr.
6361 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6362 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6363 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6364 v<vis3_shift_patname><mode>3, fmean16_vis,
6365 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6366 fucmp<code>8<P:mode>_vis): Set type to fga.
6367 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6368 * config/sparc/niagara.md: Likewise.
6369 * config/sparc/niagara2.md: Likewise.
6370 * config/sparc/ultra3.md: Likewise, and fix type matching for
6371 us3_ialuX reservation.
6373 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6375 * reload.c (find_reloads): Change the loop nesting when trying an
6376 alternative with swapped operands.
6378 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6380 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6381 comment. Delete unused parameter first_exp_point_map.
6382 (virt_loc_aware_diagnostic_finalizer): Update call.
6384 2012-04-26 Michael Hope <michael.hope@linaro.org>
6385 Richard Earnshaw <rearnsha@arm.com>
6387 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6388 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6389 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6390 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6392 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6394 * doc/extend.texi: Document avx2 support.
6395 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6397 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6400 * config/cris/cris.md ("*andhi_lowpart_v32")
6401 ("*andqi_lowpart_v32"): Change first input-only operand from
6402 a (match_operand ...) to (match_dup 0). Drop alternatives with
6403 const_int-matching constraints for redundancy.
6404 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6405 three-operand alternative.
6407 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6410 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6411 instead expand it as zero extension.
6413 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6416 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6418 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6420 * common.opt (flag_debug_types_section): Default to 0.
6421 (dwarf_version): Default to 4.
6422 (dwarf_record_gcc_switches): Default to 1.
6423 (dwarf_strict): Default to 0.
6424 * toplev.c (process_options): Don't handle dwarf_strict
6425 or dwarf_version here.
6426 * config/vxworks.c (vxworks_override_options): Don't
6427 test whether dwarf_strict or dwarf_version are negative,
6428 instead test !global_options_set.x_dwarf_*.
6429 * config/darwin.c (darwin_override_options): Default to
6431 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6432 and -fno-debug-types-section are now the default.
6434 2012-04-25 Jan Hubicka <jh@suse.cz>
6436 * cgraphunit.c: Update toplevel comment.
6437 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6438 (cgraph_analyze_function): Make static.
6439 (cgraph_decide_is_function_needed): Make static.
6440 (cgraph_add_new_function): Use expand_function instead of
6441 rest_of_compilation.
6442 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6443 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6445 (cgraph_inline_p): Remove.
6446 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6447 (init_cgraph): Add comment.
6448 * cgraphbuild.c (record_reference, mark_address, mark_load,
6449 mark_store): Do not call analyze_expr hook.
6450 * cgraph.c: Update toplevel comment.
6451 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6452 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6453 Move fere from cgraphunit.c
6454 (cgraph_mark_force_output_node): Move to cgraph.h
6455 * cgraph.h: Reorder so the comments match the function placement.
6456 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6457 (cgraph_mark_force_output_node): Move here from cgraph.c
6458 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6459 * ipa-inline-transform.c (preserve_function_body_p): New function.
6460 (inline_transform): Update.
6461 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6462 * langhooks.h (lang_hooks_for_callgraph): Remove.
6463 (lang_hooks): Remove callgraph.
6464 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6465 * varpool.c: Remove out of date comment.
6466 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6467 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6469 2012-04-25 Jan Hubicka <jh@suse.cz>
6472 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6473 forward declaration.
6474 (cgraph_finalize_function): Finalize them here.
6475 * symtab.c (dump_symtab): Dump ctors and dtors.
6477 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6480 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6481 larger than maxbits. Don't compute maxbits modulo align.
6482 Also check that unit bytes long store at bitpos / unit * unit
6483 doesn't affect bits beyond bitregion_end.
6484 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6485 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6486 (store_split_bit_field): Decrease unit close to end of bitregion_end
6487 if access is restricted in order to avoid mutual recursion.
6489 PR tree-optimization/53058
6490 * double-int.h (double_int_max_value, double_int_min_value): New
6492 * double-int.c (double_int_max_value, double_int_min_value): New
6494 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6495 or GT_EXPR with double_int_max_value instead of double_int_mask.
6497 2012-04-25 Richard Guenther <rguenther@suse.de>
6499 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6500 * tree-vect-loop.c (vect_transform_loop): Adjust.
6501 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6502 the maximum number of iterations for the epilogue loop.
6503 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6505 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6508 * c-typeck.c (set_nonincremental_init,
6509 set_nonincremental_init_from_string): Pass true instead of false
6510 as IMPLICIT to add_pending_init.
6512 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6514 * c-typeck.c (pop_init_level): Improve diagnostics.
6516 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6518 * compare-elim.c (try_eliminate_compare): Also handle operands with
6519 implicit extensions.
6521 2012-04-25 Alan Modra <amodra@gmail.com>
6523 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6524 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6525 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6526 (no_global_regs_above): Delete.
6527 (no_global_regs): New function.
6528 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6529 value for load multiple test.
6530 (savres_routine_syms): Increase size.
6531 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6532 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6533 rather than a number of boolean flags. Update all callers.
6534 (rs6000_savres_routine_name): Generate vector save/restore names.
6535 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6536 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6537 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6538 and using_store_multiple. Expand uses. Don't always use r11 as
6539 frame reg when needed for out-of-line saves. Set up initial offset
6540 for out-of-line vector saves when buying stack frame. Handle pointer
6541 reg setup for out-of-line fp save. Emit call to out-of-line vector
6542 save function. Choose r11 or r12 for vrsave reg when available for
6544 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6545 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6546 from back-chain to suit out-of-line vector restore functions. Emit
6547 call to out-of-line vector restore function. Adjust register used
6548 for cr restore. Tweak pointer register setup for gpr restore.
6549 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6551 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6552 (V_SAVE_INLINE): Define.
6553 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6555 2012-04-25 Alan Modra <amodra@gmail.com>
6557 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6558 out-of-line save/restore for large frames. Don't disable
6559 out-of-line saves on ABI_AIX when using static chain reg.
6560 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6561 clobber static chain reg, and tweak for out-of-line gpr saves
6564 2012-04-25 Alan Modra <amodra@gmail.com>
6566 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6567 (rs6000_emit_prologue): Use the above to catch register overlap.
6569 2012-04-25 Alan Modra <amodra@gmail.com>
6571 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6572 decl. Move logic selecting update reg to callers. Update all callers.
6573 (rs6000_emit_allocate_stack): Add copy_off param.
6574 (emit_frame_save): Don't handle reg+reg addressing.
6575 (ptr_regno_for_savres): New function, extracted from..
6576 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6577 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6578 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6579 frame offset adjustment for out-of-line save with copy from sp.
6580 Simplify condition controlling whether cr is saved early or
6581 late. Use ptr_regno_for_savres to verify correct reg is set
6582 up for out-of-line saves. Pass the actual pointer reg used to
6583 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6584 function. Rearrange spe vars so code is similar to that
6585 elsewhere in this function. Don't update frame_off when spe
6586 save code will restore r11. Use emit_frame_save for spe and
6587 gpr saves. Consolidate darwin out-of-line gpr setup with that
6588 for other abis. Don't assume frame_offset is zero and frame
6589 reg is sp when setting up altivec reg saves, and calculate
6590 exact offset requirement.
6591 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6592 spe restore code. Consolidate darwin out-of-line gpr setup
6593 with that for other abis.
6595 2012-04-25 Alan Modra <amodra@gmail.com>
6597 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6598 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6600 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6602 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6603 and emit_frame_save calls. Cope with possibly missing note.
6605 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6607 * config/i386/i386.c (build_processor_model_struct): New function.
6608 (make_var_decl): New function.
6609 (fold_builtin_cpu): New function.
6610 (ix86_fold_builtin): New function.
6611 (make_cpu_type_builtin): New function.
6612 (ix86_init_platform_type_builtins): New function.
6613 (ix86_expand_builtin): Expand new builtins by folding them.
6614 (ix86_init_builtins): Make new builtins to detect CPU type.
6615 (TARGET_FOLD_BUILTIN): New macro.
6616 (IX86_BUILTIN_CPU_INIT): New enum value.
6617 (IX86_BUILTIN_CPU_IS): New enum value.
6618 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6619 * config/i386/i386-builtin-types.def: New function type.
6620 * testsuite/gcc.target/builtin_target.c: New testcase.
6621 * doc/extend.texi: Document builtins.
6623 2012-04-24 Olivier Hainque <hainque@adacore.com>
6625 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6626 * toplev.c (process_options): Default to dwarf_version 2.
6627 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6628 and dwarf_version 2.
6630 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6632 * tree-pretty-print.h (default_tree_printer): Do not declare.
6633 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6635 (default_tree_diagnostic_starter): Make static.
6636 (default_tree_printer): Move to here. Make static.
6637 (tree_diagnostics_defaults): New.
6638 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6639 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6640 * toplev.c: Do not include tree-pass.h.
6641 (default_tree_printer): Move from here.
6642 (general_init): Use tree_diagnostics_defaults.
6644 2012-04-24 Chao-ying Fu <fu@mips.com>
6646 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6647 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6648 * config/mips/gnu-user.h
6649 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6650 (GNU_USER_TARGET_LINK_SPEC): New define.
6651 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6652 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6653 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6654 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6655 GNU_USER_TARGET_ENDFILE_SPEC.
6656 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6657 (GNU_USER_TARGET_LINK_SPEC): New define.
6658 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6659 * config/mips/linux-common.h: New file.
6661 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6664 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6665 (altivec_build_resolved_builtin): Call fully_fold_convert.
6667 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6670 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6672 2012-04-24 Richard Guenther <rguenther@suse.de>
6674 PR tree-optimization/53085
6675 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6678 2012-04-24 Richard Guenther <rguenther@suse.de>
6680 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6683 2012-04-24 Jim Meyering <meyering@redhat.com>
6685 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6686 absence of an define_enum call.
6688 2012-04-24 Richard Guenther <rguenther@suse.de>
6690 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6691 the epilogue loop is not re-used as unvectorized version
6692 record the its maximum number of iterations.
6694 2012-04-24 Andrew Pinski <apinski@cavium.com>
6696 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6697 Don't directly use def1/def2.
6699 2012-04-24 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/53098
6702 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6705 2012-04-24 Andrew Pinski <apinski@cavium.com>
6708 * tree-ssa-forwprop.c (defcodefor_name): New function.
6709 (simplify_bitwise_binary): Use defcodefor_name instead of manually
6710 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
6711 Simplify "(~X | Y) & X" to "X & Y" and
6712 "(~X & Y) | X" to "X | Y".
6714 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6716 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
6717 validate_change to add clobbers if IN_GROUP is nonzero.
6718 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
6719 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
6721 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
6723 * config/s390/s390.c (insn_invalid_p): Likewise.
6725 2012-04-24 Jakub Jelinek <jakub@redhat.com>
6728 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
6729 (output_addressed_constants): Likewise.
6732 * varasm.c (get_section): Don't ICE for section conflicts with
6733 built-in section kinds.
6735 2012-04-23 DJ Delorie <dj@redhat.com>
6737 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
6738 (LIBSTDCXX): Change to CPP2.
6740 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
6743 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
6746 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
6748 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
6749 (*addsi_2_zext): Ditto.
6750 (*add<mode>_3): Ditto.
6751 (*addsi_3_zext): Ditto.
6752 (*add<mode>_5): Ditto.
6754 2012-04-23 Andrew Pinski <apinski@cavium.com>
6756 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
6757 (C & B) to (A OP0) & B.
6759 2012-04-23 Martin Jambor <mjambor@suse.cz>
6761 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
6762 temporaries created for a bitfield (reverting revision 122014).
6764 2012-04-23 Richard Guenther <rguenther@suse.de>
6766 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
6767 the condition using is_gimple_condexpr and avoid the not necessary
6769 (set_prologue_iterations): Likewise.
6770 (vect_loop_versioning): Likewise.
6772 2012-04-23 Richard Guenther <rguenther@suse.de>
6774 PR tree-optimization/53070
6775 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
6776 (main_tree_if_conversion): Verify we succeeded in that.
6778 2012-04-23 Jan Hubicka <jh@suse.cz>
6780 * lto-symtab.c (lto_cgraph_replace_node): Do not call
6781 mark_reahcable_node.
6782 * cgraph.c (cgraph_remove_node): Do not clear reachable.
6783 (cgraph_mark_reachable_node): Remove.
6784 (cgraph_mark_force_output_node): Do not set reachable.
6785 (dump_cgraph_node): Do not dump reachable.
6786 (cgraph_create_virtual_clone): Do not set reachable.
6787 * cgraph.h (cgraph_node): Remove reachable flag.
6788 (varpool_node): Remove reachable flag.
6789 (cgraph_mark_if_needed): Remove.
6790 (cgraph_mark_reachable_node): Remove.
6791 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
6792 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
6794 (cgraph_add_new_function): Likewise.
6795 (cgraph_mark_if_needed): Remove.
6796 (cgraph_analyze_function): Do not set target as reachable.
6797 (process_function_and_variable_attributes): Do not care about
6799 (cgraph_analyze_functions): Do not set reachable flags.
6800 (cgraph_mark_functions_to_output): Do not check reachability.
6801 (cgraph_copy_node_for_versioning): Do not set reachable flag.
6802 (dbxout_expand_expr): Update.
6803 * c-decl.c (merge_decls): Do not track changed externs.
6804 * ipa.c: Include pointer-set.h
6805 (enqueue_cgraph_node): Use reachable pointer set.
6806 (process_references): Likewise.
6807 (cgraph_remove_unreachable_nodes): Likewise.
6808 (whole_program_function_and_variable_visibility): Do not recompute
6810 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
6812 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
6814 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
6816 2012-04-23 Richard Guenther <rguenther@suse.de>
6819 * c-typeck.c (build_binary_op): Fix typo.
6821 2012-04-23 Jakub Jelinek <jakub@redhat.com>
6823 PR tree-optimizations/52891
6824 * tree-vect-patterns.c (adjust_bool_pattern): Use
6825 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
6826 but with non-standard precision.
6828 2012-04-22 Jan Hubicka <jh@suse.cz>
6830 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
6833 2012-04-22 Jan Hubicka <jh@suse.cz>
6835 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
6836 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6837 mark_load, mark_store): Do not mark varpool nodes as needed.
6838 * cgraph.c (cgraph_new_nodes): Remove.
6839 (cgraph_create_function_alias): Do not mark nodes as reachable.
6840 (cgraph_add_thunk): Likewise.
6841 (cgraph_mark_reachable_node): Do not manage the queue.
6842 * cgraph.h (cgraph_node): Remove next_needed.
6843 (varpool_nodes_queue): Remove next_needed and prev_needed.
6844 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
6845 (cgraph_new_nodes): Declare.
6846 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
6847 (varpool_analyze_pending_decls): Remove.
6848 (varpool_analyze_node): New.
6849 (varpool_mark_needed_node): Remove.
6850 (varpool_first_variable, varpool_next_variable): New inlines.
6851 (varpool_first_static_initializer, varpool_next_static_initializer):
6853 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
6854 (varpool_first_defined_variable): New inline.
6855 (varpool_next_defined_variable): New inline
6856 (FOR_EACH_VARIABLE): Reimplement.
6857 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
6858 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
6860 * cgraphunit.c (cgraph_new_nodes): Declare here.
6861 (enqueue_node): New function.
6862 (cgraph_process_new_functions): update for new
6863 node set; when constructing cgraph enqueue node for processing.
6864 (cgraph_add_new_function): Use new node set.
6865 (process_function_and_variable_attributes): Do not set varpool needed
6867 (referred_to_p): New function.
6868 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
6869 when varpool is in construction.
6870 (cgraph_analyze_functions): Rewrite.
6871 (cgraph_expand_all_functions): Update.
6872 (cgraph_output_in_order): Do not analyze pending decls; do not set
6874 (cgraph_optimize): Do not analyze pending decls.
6875 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
6876 in other partition; do not mark node as needed.
6877 * dwarf2out.c (reference_to_unused): Use analyzed flag.
6878 (premark_types_used_by_global_vars_helper): Likewise.
6879 * ipa.c (process_references): Do not call varpool_mark_needed_node.
6880 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
6882 (function_and_variable_visibility): Do not mark node as needed.
6883 (whole_program_function_and_variable_visibility): Likewise.
6884 * Makefile.in (gt-varpool.h): No longer needed.
6885 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
6886 (ipa_write_summaries): Do not use needed flag.
6887 * varpool.c: Do not include gt-varpool.h
6888 (x_varpool_nodes_queue, x_varpool_last_needed_node,
6889 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
6890 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
6892 (varpool_remove_node): Do not update the lists.
6893 (dump_varpool_node): Do not dump needed flag.
6894 (varpool_enqueue_needed_node): Remove.
6895 (varpool_mark_needed_node): Remove.
6896 (varpool_reset_queue): Remove.
6897 (varpool_finalize_decl): Move to cgraphunit.c
6898 (varpool_analyze_node): New functions based on former
6899 varpool_analyze_pending_decls.
6900 (varpool_analyze_pending_decls): Remove.
6901 (varpool_assemble_decl): Do not update the lists.
6902 (enqueue_node): New function.
6903 (varpool_remove_unreferenced_decls): Rewrite.
6904 (varpool_empty_needed_queue): Remove.
6905 (add_new_static_var): Do not mark node as needed.
6906 (varpool_create_variable_alias): Handle expansion state
6908 * except.c (output_ttype): Do not mark node as needed.
6909 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
6910 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
6912 * tree-switch-conversion.c (build_one_array): Likewise.
6914 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6917 * doc/invoke.texi (pedantic): Rename to Wpedantic.
6918 * common.opt (Wpedantic): New.
6919 (pedantic): Alias Wpedantic.
6920 * diagnostic.c (warning_at): Likewise.
6921 * c-decl.c (diagnose_mismatched_decls): Likewise.
6922 (build_array_declarator): Likewise.
6923 (mark_forward_parm_decls):
6924 (check_bitfield_type_and_width): Likewise.
6925 (grokdeclarator): Likewise.
6926 (grokfield): Likewise.
6927 (finish_struct): Likewise.
6928 (build_enumerator): Likewise.
6929 (store_parm_decls_oldstyle): Likewise.
6930 (declspecs_add_qual): Likewise.
6931 (declspecs_add_type): Likewise.
6932 (finish_declspecs): Likewise.
6933 * c-typeck.c (composite_type): Likewise.
6934 (comp_target_types): Likewise.
6935 (build_array_ref): Likewise.
6936 (pointer_diff): Likewise.
6937 (build_unary_op): Likewise.
6938 (build_conditional_expr): Likewise.
6939 (build_c_cast): Likewise.
6940 (convert_for_assignment): Likewise.
6941 (maybe_warn_string_init): Likewise.
6942 (digest_init): Likewise.
6943 (pop_init_level): Likewise.
6944 (set_init_index): Likewise.
6945 (c_finish_goto_label): Likewise.
6946 (c_finish_return): Likewise.
6947 (do_case): Likewise.
6948 (build_binary_op): Likewise.
6949 * c-parser.c (static): Likewise.
6950 (c_parser_external_declaration): Likewise.
6951 (c_parser_declaration_or_fndef): Likewise.
6952 (c_parser_static_assert_declaration_no_se): Likewise.
6953 (c_parser_enum_specifier): Likewise.
6954 (c_parser_struct_or_union_specifier): Likewise.
6955 (c_parser_struct_declaration): Likewise.
6956 (c_parser_alignas_specifier): Likewise.
6957 (c_parser_braced_init): Likewise.
6958 (c_parser_initelt): Likewise.
6959 (c_parser_compound_statement_nostart): Likewise.
6960 (c_parser_conditional_expression): Likewise.
6961 (c_parser_alignof_expression): Likewise.
6962 (c_parser_postfix_expression): Likewise.
6963 (c_parser_postfix_expression_after_paren_): Likewise.
6964 (c_parser_objc_class_instance_variables): Likewise.
6965 (c_parser_objc_method_definition): Likewise.
6966 (c_parser_objc_methodprotolist): Likewise.
6968 2012-04-22 Ian Lance Taylor <iant@google.com>
6970 * godump.c (go_output_typedef): Dump size of structs.
6972 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
6974 Correcting transform_to_exit_first_loop + fix to PR46886
6975 * tree-parloops.c (transform_to_exit_first_loop): Remove
6976 setting of number of iterations according to the loop pattern.
6977 Duplicate from entry to exit->src instead of loop->latch.
6978 (pallelize_loops): Remove the condition preventing do-while loops.
6979 * tree-cfg.c (bool bb_in_region_p): New.
6980 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
6981 Adjust redirection of the duplicated iteration.
6983 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6986 * rtl.def (ADDRESS): Use "i" rather than "w".
6987 * rtl.h (find_base_term): Delete.
6988 (may_be_sp_based_p): Declare.
6989 * rtl.c (rtx_code_size): Remove ADDRESS special case.
6990 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
6991 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
6993 (find_base_term): Make static.
6994 (may_be_sp_based_p): New function.
6995 * dse.c (record_store): Use it.
6996 * store-motion.c (store_killed_in_insn): Likewise.
6998 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7000 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7002 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7005 * c-typeck.c (inform_declaration): New.
7006 (build_function_call_vec): Do not pretty-print
7007 expressions when caret is enabled.
7008 (convert_arguments): Use inform_declaration.
7010 2012-04-20 Jim Meyering <meyering@redhat.com>
7012 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7013 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7015 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7017 PR rtl-optimization/44214
7018 * fold-const.c (exact_inverse): New function.
7019 (fold_binary_loc): Fold vector and complex division by constant into
7020 multiply by recripocal with flag_reciprocal_math; fold vector division
7021 by constant into multiply by reciprocal with exact inverse.
7023 2012-04-20 Jan Hubicka <jh@suse.cz>
7025 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7027 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7028 (cgraph_remove_node): Update.
7029 (cgraph_mark_needed_node): Remove.
7030 (cgraph_mark_force_output_node): New.
7031 (dump_cgraph_node): Do not dump needed flag.
7032 (cgraph_node_cannot_be_local_p_1): Update.
7033 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7034 * cgraph.h (symtab_node_base): Add force_output flag.
7035 (cgraph_node): Remove needed flag.
7036 (varpool_node): Remove force_output flag.
7037 (cgraph_mark_needed_node): Remove.
7038 (cgraph_mark_force_output_node): New.
7039 (cgraph_only_called_directly_or_aliased_p,
7040 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7041 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7042 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7043 (cgraph_add_new_function): Update.
7044 (cgraph_mark_if_needed): Update.
7045 (verify_cgraph_node): Update.
7046 (cgraph_analyze_function): Alias target is reachable.
7047 (process_function_and_variable_attributes): Update: externally_visible
7048 flag makes function reachable.
7049 (cgraph_analyze_functions): Update dumping.
7050 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7051 input_overwrite_node, input_varpool_node): Update streaming.
7052 * lto-streamer-out.c (produce_symtab): Use force_output.
7053 * ipa.c (process_references): Weakrefs must be processed.
7054 (cgraph_remove_unreachable_nodes): Likewise; update for new
7056 (varpool_externally_visible_p): Weakrefs are externally visible
7057 even if they are not.
7058 (function_and_variable_visibility): Update; when processing alias
7059 pair force the targets to be output.
7060 (whole_program_function_and_variable_visility): Use
7061 mark_reachable_node.
7062 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7063 (ipa_tm_mark_force_output_node): New function.
7064 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7065 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7067 * varasm.c (mark_decl_referenced): Update.
7068 (find_decl_and_mark_needed): Remove.
7069 (find_decl): New function.
7070 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7071 alias targets as needed.
7072 (dump_tm_clone_pairs): Update.
7073 * tree-inline.c (copy_bb): Update check.
7074 * symtab.c (dump_symtab_base): Dump force_output.
7075 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7076 * passes.c (execute_todo): Fix dumping.
7077 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7078 (varpool_analyze_pending_decls): Alias target is reachable.
7079 (varpool_create_variable_alias): Finalize weakrefs.
7081 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7084 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7085 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7086 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7087 macros instead of constants.
7088 * dse.c (record_store): Check for SP ADDRESS by comparing
7089 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7090 XEXP to be stack_pointer_rtx.
7092 2012-04-20 Richard Guenther <rguenther@suse.de>
7094 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7095 update_call_from_tree when propagating into a call.
7097 2012-04-20 Alan Modra <amodra@gmail.com>
7099 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7100 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7101 sp_offset to frame_off. Move world save code earlier.
7103 2012-04-20 Richard Guenther <rguenther@suse.de>
7105 PR tree-optimization/53050
7106 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7107 Do only one transform on COND_EXPRs at the same time.
7109 2012-04-19 Jan Hubicka <jh@suse.cz>
7111 * symtab.c (dump_symtab_base): Revert accidental checkin.
7113 2012-04-20 Alan Modra <amodra@gmail.com>
7116 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7117 static chain, set REST_INLINE_FPRS too.
7119 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7121 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7124 2012-04-20 Richard Guenther <rguenther@suse.de>
7126 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7127 loops that can never run more often than the vectorization factor.
7129 2012-04-19 Jan Hubicka <jh@suse.cz>
7131 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7133 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7135 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7137 2012-04-19 Jim Meyering <meyering@redhat.com>
7139 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7140 We verified above that the string(including trailing NUL) fits in buf,
7143 2012-04-19 Richard Guenther <rguenther@suse.de>
7145 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7146 for dumping DECL_SECTION_NAME.
7148 2012-04-19 Michael Matz <matz@suse.de>
7151 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7152 (struct tree_vector): Adjust GTY length.
7153 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7155 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7157 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7158 caller emitted the length calulation already.
7159 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7160 before handling any of the fields for structs.
7162 2012-04-19 Richard Guenther <rguenther@suse.de>
7164 PR tree-optimization/53031
7165 * tree-vrp.c (adjust_range_with_scev): Revert back to
7166 using max_loop_iterations.
7168 2012-04-19 Michael Matz <matz@suse.de>
7170 * diagnostic.c (emit_diagnostic): Move va_end call after user
7172 (warning, warning_at, pedwarn, permerror): Ditto.
7174 2012-04-19 Richard Guenther <rguenther@suse.de>
7176 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7179 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7182 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7183 the case *(X+const).
7185 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7187 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7189 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7192 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7193 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7195 2012-04-19 Richard Guenther <rguenther@suse.de>
7197 PR rtl-optimization/44688
7198 * loop-iv.c (determine_max_iter): Only return max_iter.
7199 (iv_number_of_iterations): Also use the recorded loop bound
7200 on the maximum number of iterations.
7201 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7202 max_iter to avoid unrolling loops that do not roll.
7203 (decide_unroll_stupid): Likewise.
7205 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7207 * targhooks.c (default_case_values_threshold): Fix code style nit.
7209 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7210 case range and type folding from here...
7211 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7212 type, as documented in tree.def.
7214 2012-04-18 Jan Hubicka <jh@suse.cz>
7216 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7218 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7219 cgraph hash and same comdat groups.
7220 (cgraph_optimize): Verify symbol table.
7221 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7222 (dissolve_same_comdat_group_list): Work on symtab nodes.
7223 (function_and_variable_visibility): Dissolve variable same comdat group
7225 * symtab.c: Include timevar.h
7226 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7228 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7230 * tree-switch-conversion.c (info): Remove global pass info.
7231 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7232 free_temp_arrays, gather_default_values, build_constructors,
7233 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7234 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7235 (process_switch): ... here. Unify message format. Return a const
7236 char pointer to the failure reason message.
7237 (do_switchconv): Unify message format. Update process_switch usage.
7239 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7240 * tree-cfg.c (edge_to_cases): Fix documentation.
7242 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7244 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7246 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7248 PR tree-optimization/52976
7249 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7250 (possibly_move_powi): New function.
7251 (rewrite_expr_tree): Call possibly_move_powi.
7252 (rewrite_expr_tree_parallel): Likewise.
7253 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7254 call add_to_ops_vec instead.
7256 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7258 PR tree-optimization/52976
7259 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7260 (decrement_power): Likewise.
7261 (propagate_op_to_single_use): Likewise.
7262 (zero_one_operation): Handle __builtin_pow* calls in linearized
7263 expression trees; factor logic into propagate_op_to_single_use.
7264 (undistribute_ops_list): Allow operands with repeat counts > 1.
7266 2012-04-18 Richard Guenther <rguenther@suse.de>
7268 PR tree-optimization/44688
7269 * cfgloop.h (record_niter_bound): Declare.
7270 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7271 Update the estimation with the upper bound here...
7272 (estimate_numbers_of_iterations_loop): ... instead of here.
7273 Do not forcefully reset a recorded upper bound.
7274 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7275 Record the maximum number of loop iterations of the prologue loop.
7277 2012-04-18 Jan Hubicka <jh@suse.cz>
7279 * lto-symtab.c (lto_cgraph_replace_node): Update.
7280 * cgraphbuild.c (record_reference, record_type_list,
7281 record_eh_tables, mark_address, mark_load, mark_store): Update.
7282 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7283 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7285 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7286 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7287 * reload.c: Fix typo in comment.
7288 * rtlanal.c: Likewise.
7289 * tree-emultls.c (gen_emutls_addr): Update.
7290 * ipa-reference.c (analyze_function): Update.
7291 * cgraphunit.c (cgraph_analyze_function,
7292 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7294 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7295 (ipa_remove_reference): Likewise.
7296 (ipa_remove_all_refering): Rename to ...
7297 (ipa_remove_all_referring): ... this one; update.
7298 (ipa_dump_references): Update.
7299 (ipa_dump_referring): Update.
7300 (ipa_clone_references): Update.
7301 (ipa_clone_refering): Rename to ...
7302 (ipa_clone_referring): ... this one; update.
7303 (ipa_ref_cannot_lead_to_return): Update.
7304 (ipa_ref_has_aliases_p): Update.
7305 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7307 (ipa_ref_type): Remove.
7308 (ipa_ref_ptr_u): Remove.
7309 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7310 and refered_type; add referring, referred and referred_index.
7311 (ipa_ref_list): Rename refering to referring.
7312 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7313 ipa_clone_references, ipa_clone_referring): Update prototypes.
7314 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7315 (lto_output_ref): Update.
7316 (add_references): Update.
7317 (input_varpool_node): Update.
7318 (input_refs): Update.
7319 * ipa-ref-inline.h (ipa_ref_node): Update.
7320 (ipa_ref_varpool_node): Update.
7321 (ipa_ref_referring_node): Update.
7322 (ipa_ref_referring_varpool_node): Update.
7323 (ipa_ref_referring_ref_list): Update.
7324 (ipa_ref_referred_ref_list): Update.
7325 (ipa_ref_list_first_referring): Update.
7326 (ipa_empty_ref_list): Update.
7327 (ipa_ref_list_refering_iterate): Rename to ...
7328 (ipa_ref_list_referring_iterate): ... this one.
7329 * cse.c: Update comment.
7330 * ipa-utils.c (ipa_reverse_postorder): Update.
7331 * tree-ssa-alias.c: Update.
7332 * ipa-inline.c (reset_edge_caches): Update.
7333 (update_caller_keys): Update.
7334 * ipa-inline.h: Update comments.
7335 * jump.c: Update comment.
7336 * alias.c: Likewise.
7337 * ipa.c (process_references): Update.
7338 (cgraph_remove_unreachable_nodes): Likewise.
7339 (ipa_discover_readonly_nonaddressable_var): Likewise.
7340 (cgraph_address_taken_from_non_vtable_p): Likewise.
7341 * trans-mem.c (ipa_tm_execute): Update.
7342 * simplify-rtx.c: Fix comment.
7343 * rtl.c: Fix comment.
7344 * symtab.c (symtab_unregister_node): Update.
7345 * varpool.c (dump_varpool_node): Update.
7346 (varpool_analyze_pending_decls): Update.
7347 (assemble_aliases): Update.
7348 (varpool_for_node_and_aliases): Update.
7350 2012-04-18 Richard Guenther <rguenther@suse.de>
7352 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7353 use_undefined_p parameter.
7354 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7355 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7357 (estimate_numbers_of_iterations): Likewise.
7358 (estimated_loop_iterations): Adjust.
7359 (max_loop_iterations): Likewise.
7360 (scev_probably_wraps_p): Likewise.
7361 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7362 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7363 not max_loop_iterations.
7364 (execute_vrp): Remove explicit number of iterations estimation.
7366 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7368 * config/i386/linux-common.h: New.
7370 * config.gcc: Add i386/linux-common.h before
7371 all i386/linux.h and i386/linux64.h usages.
7373 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7374 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7375 * config/i386/gnu-user64.h: Likewise.
7377 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7378 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7379 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7380 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7382 2012-04-18 Jan Hubicka <jh@suse.cz>
7384 * cgraph.c (cgraph_node_name): Remove.
7385 (dump_cgraph_node): Use dump_symtab_base; reformat.
7386 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7387 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7389 (cgraph_node_name, varpool_node_name): Remove.
7390 (cgraph_node_asm_name, varpool_node_asm_name,
7391 cgraph_node_name, varpool_node_name): New.
7392 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7393 (TODO_dump_symtab): ... this one.
7394 * ipa-cp (pass_ipa_cp): Update.
7395 * ia-reference.c (generate_summary, read_write_all_from_decl,
7396 propagate, ipa_reference_read_optimization_summary): Update.
7397 * cgraphunit.c (cgraph_analyze_functions): Update.
7398 (cgraph_optimize): Update.
7399 * ipa-ref.c (ipa_dump_references): Update.
7400 (ipa_dump_refering): Update.
7401 * ipa-inline.c (pass_ipa_inline): Update.
7402 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7403 * ipa.c (pass_ipa_function_visibility,
7404 pass_ipa_whole_program_visibility): Update.
7405 * tree-sra.c (pass_early_ipa_sra): Update.
7406 * symtab.c: Include langhooks.h
7407 (symtab_node_asm_name): New.
7408 (symtab_node_name): New.
7409 (symtab_type_names): New static var.
7410 (dump_symtab_base): New.
7411 (dump_symtab_node, dump_symtab): New.
7412 (debug_symtab_node, debug_symtab): New.
7413 * tree-ssa-structalias.c: Dump symbol table.
7414 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7415 of TODO_dump_cgraph.
7416 * varpoo.c (varpool_node_name): Remove.
7417 (dump_varpool_node): Use dump_symtab_base; reformat.
7419 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7421 * doc/invoke.texi (Language Independent Options): @item should be
7424 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7427 * rtl.c (rtx_code_size): Handle ADDRESS.
7429 2012-04-17 Tom de Vries <tom@codesourcery.com>
7431 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7434 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7437 * config/i386/sync.md (atomic_<code><mode>): Rename to
7438 atomic_<logic><mode>.
7440 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7442 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7443 * alias.c (reg_base_value): Expand and update comment.
7444 (arg_base_value): New variable.
7445 (unique_id): Move up file.
7446 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7447 (find_base_value): Use arg_base_value and known_base_value_p.
7448 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7449 (find_base_term): Use known_base_value_p.
7450 (base_alias_check): Use unique_base_value_p.
7451 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7452 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7454 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7456 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7458 2012-04-17 Michael Matz <matz@suse.de>
7460 PR tree-optimization/18437
7461 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7462 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7463 (vect_check_strided_load): Declare.
7464 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7465 (vect_analyze_data_refs): Use it to accept strided loads.
7466 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7468 2012-04-17 Richard Guenther <rguenther@suse.de>
7471 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7472 loops when redirecting an entry or latch edge.
7474 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7476 * sel-sched.c (sel_global_init): Revert previous change.
7478 2012-04-17 Richard Guenther <rguenther@suse.de>
7480 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7481 * tree.h (array_at_struct_end_p): ... here.
7482 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7483 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7485 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7487 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7488 COST_TABLE): Remove.
7489 (estimate_case_costs): Remove.
7490 (expand_case): Do not call estimate_case_costs
7491 to set use_cost_table.
7492 (balance_case_nodes): Do not use use_cost_table.
7494 2012-04-16 Jan Hubicka <jh@suse.cz>
7496 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7497 (hash_node, eq_node): Remove.
7498 (cgraph_create_node): Do not handle hashtable.
7499 (cgraph_get_node): Remove.
7500 (cgraph_insert_node_to_hashtable): Remove.
7501 (hash_node_by_assembler_name): Remove.
7502 (eq_assembler_name): Remove.
7503 (cgraph_node_for_asm): Rewrite.
7504 (cgraph_find_replacement_node): Break out from ...
7505 (cgraph_remove_node): ... here; do not maintain hashtables.
7506 (change_decl_assembler_name): Remove.
7507 (cgraph_clone_node): Do not maintain hashtables.
7508 * cgraph.h (const_symtab_node): New typedef.
7509 (cgraph_insert_node_to_hashtable): Remove.
7510 (symtab_get_node, symtab_node_for_asm,
7511 symtab_insert_node_to_hashtable): Declare.
7512 (cgraph_find_replacement_node): Declare.
7513 (cgraph_get_node, varpool_get_node): Turn into inlines.
7514 (cgraph, varpool): Work sanely on NULL pointers.
7515 (FOR_EACH_SYMBOL): New walker.
7516 * ipa-inline-transform.c (save_inline_function_body): Use
7517 symtab_insert_node_to_hashtable.
7518 * symtab.c: Include ggc.h and diagnostics.h
7519 (symtab_hash, assembler_name_hash): New static vars;
7520 (hash_node, eq_node, hash_node_by_assembler_name,
7521 eq_assembler_name, insert_to_assembler_name_hash,
7522 unlink_from_assembler_name_hash): New.
7523 (symtab_register_node): Update hashtables.
7524 (symtab_insert_node_to_hashtable): New.
7525 (symtab_unregister_node): Update hashtables.
7526 (symtab_get_node): New.
7527 (symtab_node_for_asm): New.
7528 (change_decl_assembler_name): New.
7529 * Makefile.in (symtab.o): Needs GTY.
7530 * varpool.c (varpool_hash): Remove.
7531 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7532 (varpool_node): Rewrite using varpool_get_node.
7533 (varpool_remove_node): DO not maintain hashtables.
7534 (varpool_node_for_asm): Rewrite.
7536 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7538 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7539 when describing the current behavior of GCC.
7541 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7543 * genemit.c (gen_exp): Remove ADDRESS handling.
7544 * genoutput.c (scan_operands): Likewise.
7545 * genpeep.c (match_rtx): Likewise.
7546 * genrecog.c (add_to_sequence): Likewise.
7548 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7550 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7552 2012-04-16 Martin Jambor <mjambor@suse.cz>
7554 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7557 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7560 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7561 hints for 'A' operand types.
7563 2012-04-16 Jan Hubicka <jh@suse.cz>
7565 * cgraph.h (symtab_node_base): Add next and previous pointers.
7566 (cgraph_node): Remove next and preivous pointers.
7567 (varpool_node): Likewise; remove next/previous GTY marker;
7568 it is not type safe.
7569 (symtab_node_def): Update GTY marker
7570 (x_cgraph_nodes, cgraph_nodes): Remove.
7571 (symtab_nodes): New function.
7572 (cgraph_order): Rename to ...
7573 (symtab_order): ... this one.
7574 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7576 (x_varpool_nodes, varpool_nodes): Remove.
7577 (FOR_EACH_STATIC_VARIABLE): Update.
7578 (symtab_function_p, symtab_variable_p): New function.
7579 (FOR_EACH_VARIABLE): Update.
7580 (varpool_first_variable, varpool_next_variable): New functions.
7581 (FOR_EACH_VARIABLE): Update.
7582 (cgraph_first_defined_function): Update.
7583 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7584 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7585 (cgraph_first_function, cgraph_next_function): New.
7586 (FOR_EACH_FUNCTION): Update.
7587 (cgraph_first_function_with_gimple_body,
7588 cgraph_next_function_with_gimple_body): Update.
7589 * symtab.c: New file.
7590 * cgraph.c: Update copyright dates.
7591 (x_cgraph_nodes, cgraph_order): Remove.
7592 (NEXT_FREE_NODE): Update.
7593 (SET_NEXT_FREE_NODE): New.
7594 (cgraph_create_node_1): Remove common code.
7595 (cgraph_create_node): Remove common code; call symtab_register_node.
7596 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7597 (cgraph_add_asm_node): Update.
7598 (cgraph_clone_node): Register new node.
7599 * cgraphunit.c (process_function_and_variable_attributes): Update.
7600 (cgraph_analyze_functions): Update.
7601 (cgraph_analyze_functions): Update.
7602 (cgraph_output_in_order): Update.
7603 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7605 * ipa-inline.c (recursive_inlining): Update.
7606 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7607 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7608 * Makefile.in: Add symtab.o
7609 * varpool.c (x_varpool_nodes): Remove
7610 (varpool_node): Remove common code; call symtab_register_node.
7611 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7613 2012-04-16 Richard Guenther <rguenther@suse.de>
7616 * tree.h (VECTOR_CST_NELTS): Adjust.
7617 (struct tree_vector): Add explicit length field.
7618 (make_vector_stat): Declare.
7619 (make_vector): Define.
7620 * tree.c (make_vector_stat): New function.
7621 (build_vector_stat): Use it.
7622 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7624 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7626 PR tree-optimization/52976
7627 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7628 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7630 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7632 2012-04-16 Jan Hubicka <jh@suse.cz>
7634 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7636 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7637 walkers to walk cgraph and varpool.
7638 * cgraph.c (cgraph_node_for_asm): Likewise.
7639 (dump_cgraph): Likewise.
7640 * value-prof.c (init_node_map): Likewise.
7641 * tree.c (free_lang_data_in_cgraph): Likewise.
7642 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7643 * ipa-reference.c (generate_summary, propagate): Likewise.
7644 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7645 cgraph_mark_functions_to_output, cgraph_output_in_order,
7646 output_weakrefs, cgraph_materialize_all_clones,
7647 cgraph_optimize): Likewise.
7648 * lto-cgraph.c (merge_profile_summaries): Likewise.
7649 (input_cgraph): Likewise.
7650 * ipa-pure-const.c (generate_summary): Likewise.
7651 (propagate): Likwise.
7652 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7653 (ipa_free_postorder_info): Likewise.
7654 (ipa_reverse_postorder): Likewise.
7655 * ipa-inline.c (ipa_inline): Likewise.
7656 * matrix-reorg.c (find_matrices_decl): Likewise.
7657 (matrix_reorg): Likewise.
7658 * tree-vectorizer.c (increase_alignment): Likewise.
7659 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7660 (function_and_variable_visibility): Likewise.
7661 (whole_program_function_and_variable_visibility): Likewise.
7662 (ipa_cdtor_merge): Likewise.
7663 * trans-mem.c (ipa_tm_execute): Likewise.
7664 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7665 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7666 (ipa_print_all_params): Likewise.
7667 (ipa_update_after_lto_read): Likewise.
7668 * tree-profie.c (tree_profiling): Likewise.
7669 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7670 * passes.c (dump_passes): Likewise.
7671 (do_per_function): Likewise.
7672 (ipa_write_summaries): Likewise.
7673 * varpool.c (dump_varpool): Likewise.
7674 (varpool_node_for_asm): Likewise.
7675 (varpool_assemble_pending_decls): Likewise.
7677 2012-04-16 Richard Guenther <rguenther@suse.de>
7679 PR tree-optimization/52975
7680 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7681 condition but always mark it with TRUTH_NOT_EXPR.
7683 2012-04-16 Richard Guenther <rguenther@suse.de>
7685 PR tree-optimization/52975
7686 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7687 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7688 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7689 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7691 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7693 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7694 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7695 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7696 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7697 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7698 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7699 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7701 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7702 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7703 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7704 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7705 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7706 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7708 (xop_plus): New code iterator.
7709 (macs): New code attribute.
7711 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
7712 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
7714 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
7715 xop_plus code iterator.
7716 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
7717 xop_plus code iterator.
7718 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
7719 xop_plus code iterator.
7720 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
7721 xop_plus code iterator.
7723 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
7724 any_extend code iterator.
7725 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
7726 any_extend code iterator.
7727 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
7728 any_extend code iterator.
7729 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
7730 any_extend code iterator.
7731 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
7732 any_extend code iterator.
7733 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
7734 any_extend code iterator.
7736 2012-04-14 Tom de Vries <tom@codesourcery.com>
7738 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
7739 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
7740 DELETED_LABEL note, and move it to ...
7741 * cfgrtl.c (delete_insn): ... here. Change return type to void.
7742 (delete_insn_and_edges): Likewise.
7743 (delete_insn_chain): Handle new return type of delete_insn. Delete
7744 chain backwards rather than forwards.
7745 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
7747 * cfglayout.c (fixup_reorder_chain): Delete unused label.
7749 2012-04-14 Jan Hubicka <jh@suse.cz>
7751 * cgraph.h: Update copyrights;
7752 (symtab_node): Turn to union typedef.
7753 (symtab_node_base): New structure.
7754 (symtab_type): Add SYMTAB_SYMBOL tag.
7755 (cgraph_node): Annotate some pinters with nested_ptr.
7756 (varpool_node): Likewise.
7757 (cgraph_local_info): Remove lto_file_data
7758 and externally_visible.
7759 (cgraph_node): Remove decl; same_comdat_group list;
7760 aux; ref_list; order; address_taken; reachable_from_other_parittion,
7761 in_other_partition; resolution.
7762 (varpool_node): Remove decl; same_comdat_group;
7763 ref_list; lto_file_data; aux; order; resolution; externally_visible;
7764 used_from_other_partition; in_other_partition.
7765 (symtab_node_def): New union.
7766 (cgraph, varpool): Update.
7767 (varpool_first_static_initializer, varpool_next_static_initializer,
7768 cgraph_only_called_directly_or_aliased_p,
7769 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
7770 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
7771 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
7773 * cgraph.c: Likewise.
7774 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
7775 * cgraphbuild.c: Likewise.
7776 * lto-symtab.c: Likewise.
7777 * c-gimplify.c: Likewise.
7778 * value-prof.c: Likewise.
7780 * ipa-cp.c: Likewise.
7781 * tree-emutls.c: Likewise.
7782 * ipa-inline-transform.c: Likwise.
7783 * ipa-reference.c: Likewise.
7784 * cgraphunit.c: Likewise.
7785 * ipa-ref.c: Likewise.
7786 * lto-cgraph.c: Likewise.
7787 * ipa-ref-inline.h: Likewise.
7788 * ipa-pure-const.c: Likewise.
7789 * lto-streamer-out.c: Likewise.
7790 * ipa-utils.c: Likewise.
7791 * ipa-inline.c: Likewise.
7792 * matrix-reorg.c: Likewise.
7793 * tree-eh.c: Likewise.
7794 * tree-vectorizer.c: Likewise.
7795 * ipa-split.c: Likewise.
7797 * trans-mem.c: Likewise.
7798 * ipa-inline-analysis.c: Likewise.
7799 * gimplify.c: Likewise.
7800 * cfgexpand.c: Likewise.
7801 * tree-sra.c: Likewise.
7802 * ipa-prop.c: Likewise.
7803 * varasm.c: Likewise.
7804 * tree-nested.c: Likewise.
7805 * tree-inline.c: Likewise.
7806 * tree-profile.c: Likewise.
7807 * tree-ssa-structalias.c: Likewise.
7808 * passes.c: Likewise.
7809 * varpool.c: Likewise.
7811 2012-04-14 Tom de Vries <tom@codesourcery.com>
7813 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
7814 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
7815 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
7817 (gsi_advance_fw_nondebug_nonlocal): New function.
7818 (local_def): Removed function.
7819 (same_succ_hash): Use stmt_local_def.
7820 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
7821 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
7823 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
7825 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
7826 and __ILP32__ for x32.
7828 2012-04-13 Martin Jambor <mjambor@suse.cz>
7831 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
7832 fold_ctor_reference returns a zero constant.
7834 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
7836 * config.gcc: Add i386/gnu-user-common.h before all
7837 i386/gnu-user.h and i386/gnu-user64.h usages.
7839 * config/i386/gnu-user-common.h: New.
7841 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
7842 (CC1_SPEC): Likewise.
7843 (ENDFILE_SPEC): Likewise.
7844 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
7845 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
7846 (TARGET_OS_CPP_BUILTINS): Likewise.
7847 (LIBGCC2_HAS_TF_MODE): Likewise.
7848 (LIBGCC2_TF_CEXT): Likewise.
7849 (TF_SIZE): Likewise.
7850 (TARGET_ASM_FILE_END): Likewise.
7851 (STACK_CHECK_MOVING_SP): Likewise.
7852 (STACK_CHECK_STATIC_BUILTIN): Likewise.
7853 * config/i386/gnu-user64.h: Likewise.
7855 2012-04-13 Martin Jambor <mjambor@suse.cz>
7857 * expr.c (expand_expr_real_1): Pass type, not the expression, to
7858 set_mem_attributes for a memory temporary. Do not call the function
7859 for the memory temporary created for a bitfield.
7861 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7864 * df.h (enum debug_temp_where): New.
7865 (dead_debug_init, dead_debug_finish) Declare.
7866 (dead_debug_add, dead_debug_insert_temp): Declare.
7867 (struct dead_debug_use, struct dead_debug): Moved from...
7868 * df-problems.c: ... here.
7869 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
7871 (df_create_unused_note): Likewise.
7872 (df_set_dead_notes_for_mw): Move comment where it belongs.
7873 (dead_debug_init): Export.
7874 (dead_debug_reset_uses): New, factored out of...
7875 (dead_debug_finish): ...this. Export.
7876 (dead_debug_reset): Remove.
7877 (dead_debug_add): Export.
7878 (dead_debug_insert_before): Rename to...
7879 (dead_debug_insert_temp): ... this. Add where argument. Export.
7880 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
7881 Return insertion count.
7882 (df_note_bb_compute): Adjust.
7883 * dce.c (word_dce_process_block): Adjust dead debug uses.
7884 (dce_process_block): Likewise.
7886 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7888 * df-problems.c (df_note_bb_compute): Do not take note of
7889 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
7891 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7894 * var-tracking.c (expand_depth): New type.
7895 (onepart_aux, expand_loc_callback_data): Change depth type to it.
7896 (loc_exp_dep_alloc): Adjust initializer.
7897 (update_depth): Use new type. Add entryvals.
7898 (vt_expand_var_loc_chain): Take note of expansions with
7899 ENTRY_VALUEs, but don't accept them right away. Run an optional
7900 second pass accepting the minimum ENTRY_VALUE count found in the
7902 (vt_expand_loc_callback, INIT_ELCD): Adjust.
7904 2012-04-13 Tom de Vries <tom@codesourcery.com>
7906 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
7907 parameters vuse and vuse_escaped.
7908 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
7909 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
7912 2012-04-13 Richard Guenther <rguenther@suse.de>
7914 PR tree-optimization/52969
7915 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
7916 the condition for the COND_EXPR and handle predicate negation
7917 by swapping the COND_EXPR arms.
7919 2012-04-13 Nick Clifton <nickc@redhat.com>
7921 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
7922 TODO_dump_func flag.
7924 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
7926 PR rtl-optimization/52203
7927 PR rtl-optimization/52715
7929 Revert the 2012-03-07 fix for PR 52203.
7930 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
7931 the insn does not modify DFA right before issuing, adjust
7932 issue_rate accordingly.
7934 2012-04-13 Richard Guenther <rguenther@suse.de>
7937 * c-typeck.c (pointer_diff): Remove bogus assert.
7939 2012-04-13 Richard Guenther <rguenther@suse.de>
7942 * convert.c (convert_to_pointer): Remove special-casing of zero.
7944 2012-04-13 Joey Ye <joey.ye@arm.com>
7946 * config/arm/constraints.md (Pe): New constraint.
7947 * config/arm/arm.md: New split for imm 256-510.
7949 2012-04-13 Terry Guo <terry.guo@arm.com>
7951 * config/arm/arm-cores.def: Added core cortex-m0plus.
7952 * config/arm/arm-tune.md: Regenerated.
7953 * config/arm/arm-tables.opt: Regenerated.
7954 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
7956 2012-04-13 Alan Modra <amodra@gmail.com>
7959 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
7960 tie regs on destination of sets. Delete forward declaration.
7961 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
7962 (rs6000_emit_prologue): Likewise.
7963 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
7965 (is_mem_ref): Use tie_operand to recognise stack ties.
7966 * config/rs6000/predicates.md (tie_operand): New.
7967 * config/rs6000/rs6000.md (restore_stack_block): Generate new
7969 (restore_stack_nonlocal): Likewise.
7970 (stack_tie): Update.
7971 (frame_tie): Delete.
7973 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7975 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
7976 HOST_WIDE_INT_PRINT_DEC in format strings.
7978 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
7981 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
7982 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
7983 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
7984 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
7985 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
7986 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
7987 avx2_permvarv8si using VI4F_256 mode iterator.
7988 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
7989 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
7990 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
7991 gen_avx2_permvarv8sf.
7992 (expand_vec_perm_pshufb): Ditto.
7994 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7997 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
7998 the list of options to enable the FCFID instruction.
7999 (TARGET_EXTRA_BUILTINS): Adjust comment.
8001 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8003 PR tree-optimization/18589
8004 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8005 (operand_entry): Add count field.
8006 (add_repeat_to_ops_vec): New function.
8007 (completely_remove_stmt): Likewise.
8008 (remove_def_if_absorbed_call): Likewise.
8009 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8010 (acceptable_pow_call): New function.
8011 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8012 entries with repeat counts when found.
8013 (repeat_factor_d): New struct and associated typedefs.
8014 (repeat_factor_vec): New static vector variable.
8015 (compare_repeat_factors): New function.
8016 (get_reassoc_pow_ssa_name): Likewise.
8017 (attempt_builtin_powi): Likewise.
8018 (reassociate_bb): Call attempt_builtin_powi.
8019 (fini_reassoc): Two new calls to statistics_counter_event.
8021 2012-04-12 Richard Guenther <rguenther@suse.de>
8023 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8024 * cgraph.h (tree_rest_of_compilation): Remove.
8025 * cgraph.c (cgraph_add_new_function): Move ...
8026 * cgraphunit.c (cgraph_add_new_function): ... here.
8027 (tree_rest_of_compilation): Make static.
8028 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8029 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8030 gate_all_early_local_passes, execute_all_early_local_passes,
8031 pass_early_local_passes, gate_all_early_optimizations,
8032 pass_all_early_optimizations): Move ...
8033 * passes.c (gate_all_optimizations, pass_all_optimizations,
8034 gate_all_early_local_passes, execute_all_early_local_passes,
8035 pass_early_local_passes, gate_all_early_optimizations,
8036 pass_all_early_optimizations): ... here.
8037 * tree-optimize.c (execute_free_datastructures): Remove.
8038 * tree-flow.h (execute_free_datastructures): Remove.
8039 * tree-optimize.c (execute_init_datastructures,
8040 pass_init_datastructures): Move ...
8041 * tree-ssa.c (execute_init_datastructures,
8042 pass_init_datastructures): ... here.
8043 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8044 execute_free_datastructures.
8046 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8048 * dbgcnt.def (ira_move): New counter.
8049 * ira-int.h (ira_create_new_reg): Declare function.
8050 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8051 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8052 no longer static. All callers changed.
8053 * ira.c: Include "dbgcnt.h".
8054 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8055 move_unallocated_pseudos): New static functions.
8056 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8057 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8058 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8059 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8060 to the pseudos generated in find_moveable_pseudos.
8061 * Makefile.in (ira.o): Add $(DBGCNT_H).
8063 2012-04-12 Richard Guenther <rguenther@suse.de>
8065 PR tree-optimization/52943
8066 * tree-chrec.h (chrec_is_positive): Remove.
8067 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8068 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8069 Return false for a constant zero instead of negative.
8070 (analyze_siv_subscript_cst_affine): Handle zero difference
8071 in the initial condition explicitely.
8073 2012-04-12 Richard Guenther <rguenther@suse.de>
8075 * tree-parloops.c (parallelize_loops): Also consult the upper
8076 bound for the number of iterations.
8077 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8078 (loop_prefetch_arrays): Likewise.
8080 2012-04-12 Richard Guenther <rguenther@suse.de>
8082 * cfgloop.h (estimated_loop_iterations_int): Ditch
8083 'conservative' parameter.
8084 (max_stmt_executions_int): Likewise.
8085 (estimated_loop_iterations): Likewise.
8086 (max_stmt_executions): Likewise.
8087 (max_loop_iterations): Declare.
8088 (max_loop_iterations_int): Likewise.
8089 (estimated_stmt_executions): Likewise.
8090 (estimated_stmt_executions_int): Likewise.
8091 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8093 (max_loop_iterations): ... this.
8094 (estimated_loop_iterations_int): Split parts to ...
8095 (max_loop_iterations_int): ... this.
8096 (max_stmt_executions_int): Split parts to ...
8097 (estimated_stmt_executions_int): ... this.
8098 (max_stmt_executions): Split parts to ...
8099 (estimated_stmt_executions): ... this.
8100 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8101 * predict.c (predict_loops): Likewise.
8102 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8103 (analyze_siv_subscript_cst_affine): Likewise.
8104 (compute_overlap_steps_for_affine_1_2): Likewise.
8105 (analyze_subscript_affine_affine): Likewise.
8106 (init_omega_for_ddr_1): Likewise.
8107 * tree-parloops.c (parallelize_loops): Likewise.
8108 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8109 (may_eliminate_iv): Likewise.
8110 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8111 (loop_prefetch_arrays): Likewise.
8112 * tree-vrp.c (adjust_range_with_scev): Likewise.
8114 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8116 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8117 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8119 (dump_table): Use bool type for need_align and have_df variables.
8120 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8121 (regs_used): Remove register modifier.
8122 (barrier_align): Move variables slot, credit, jump_to_next
8123 into if block above for loop. Use bool type for jump_to_next.
8124 (sh_function_arg): Use NULL_RTX instead of 0.
8126 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8128 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8129 (bswapsi2): New expander.
8131 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8133 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8134 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8136 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8138 PR rtl-optimization/52876
8139 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8140 Don't call mark_reg_pointer for incompatible pointer sign extension.
8142 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8145 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8147 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8148 comparisons against TYPE_PRECISION.
8149 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8151 2012-04-11 Xinliang David Li <davidxl@google.com>
8153 * tree-passes.h: Remove TODO_dump_func.
8154 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8155 * trans-mem.c: Remove TODO_dump_func.
8156 * ira.c: Remove TODO_dump_func.
8158 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8160 * config/i386/i386.c (ix86_option_override_internal): Check
8161 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8162 after TARGET_64BIT is updated.
8164 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8166 * config/sh/sh.h: Remove old secondary reload code.
8168 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8170 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8171 (ready_reorder): ... this function.
8173 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8175 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8178 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8179 insns so that no other insn is queued for a time before them.
8181 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8184 2012-04-11 Richard Guenther <rguenther@suse.de>
8187 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8188 consider loop nesting.
8189 (evolution_function_is_univariate_p): Properly check the remainder
8192 2012-04-11 Richard Guenther <rguenther@suse.de>
8195 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8197 2012-04-11 Nick Clifton <nickc@redhat.com>
8199 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8200 information, if requested.
8202 * config/rx/rx.c (rx_expand_prologue): Likewise.
8204 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8205 Michael Matz <matz@suse.de>
8208 * rtlanal.c (unsigned_reg_p): New function.
8209 Update copyright notice dates.
8210 * rtl.h (unsigned_reg_p): Prototype it.
8211 Update copyright notice dates.
8212 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8214 * expr.c (expand_expr_real_1): Set register attributes.
8215 * stmt.c (expand_case): Likewise.
8217 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8220 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8221 consider_sh2a and allow_zero.
8222 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8223 (disp_addr_displacement): New function.
8224 (sh_address_cost): Use disp_addr_displacement function instead
8225 of DISP_ADDR_OFFSET.
8226 (sh_legitimate_address_p): Adapt to changed
8227 sh_legitimate_index_p declaration.
8228 (sh_find_mov_disp_adjust): Remove HImode check.
8229 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8230 disp_addr_displacement and max_mov_insn_displacement.
8231 (max_mov_insn_displacement): Remove HImode check.
8232 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8233 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8234 * config/sh/constraints.md (K05, K13): New constraints.
8235 (K12): Correct comment.
8236 (Sdd): Do not use DISP_ADDR_P macro.
8237 (Snd, Sbw): Use satisfies_constraint_Sdd.
8238 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8239 (*extendhisi2_compact, movhi_i): Remove.
8240 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8241 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8242 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8243 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8244 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8245 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8246 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8248 Add new peepholes for HImode displacement addressing.
8250 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8252 * config/sh/sh.h (SIDI_OFF): Remove.
8253 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8254 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8257 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8260 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8261 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8262 * doc/md.texi (Standard Names): Add bswap.
8263 * builtin-types.def (BT_UINT16): New primitive type.
8264 (BT_FN_UINT16_UINT16): New function type.
8265 * builtins.def (BUILT_IN_BSWAP16): New.
8266 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8267 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8268 expand_builtin_bswap.
8269 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8270 (fold_builtin_1): Likewise.
8271 (is_inexpensive_builtin): Likewise.
8272 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8273 missing bits for bswap to libcall code.
8274 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8275 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8276 (uint16_type_node): New define.
8277 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8278 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8280 (rs6000_init_builtins): Likewise.
8281 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8283 2012-04-11 Tristan Gingold <gingold@adacore.com>
8285 * doc/extend.texi (Type Attributes): Move paragraph.
8287 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8290 * diagnostic.h (show_caret): Declare.
8291 (caret_max_width): Declare.
8292 (diagnostic_show_locus): Declare.
8293 * diagnostic.c (diagnostic_initialize): Initialize to false.
8294 (diagnostic_show_locus): New.
8295 (diagnostic_report_diagnostic): Call it.
8296 (getenv_columns): New.
8298 (diagnostic_set_caret_max_width): New.
8299 * input.c (read_line): New.
8300 (location_get_source_line): New.
8301 * input.h (location_get_source_line): Declare.
8302 * toplev.c (general_init): Initialize show_caret from options.
8303 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8304 * opts.c (common_handle_option): Likewise.
8305 * pretty-print.h (pp_get_prefix): New.
8306 (pp_base_get_prefix): New.
8307 * common.opt (fdiagnostics-show-caret): New option.
8308 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8310 2012-04-11 Richard Guenther <rguenther@suse.de>
8312 PR rtl-optimization/52881
8313 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8315 2012-04-11 Richard Guenther <rguenther@suse.de>
8317 PR tree-optimization/52912
8318 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8319 manipulation code we are threading through a loop header
8320 to an exit destination.
8322 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8324 * tree.h (warn_if_unused_value): Move declaration from here.
8325 * stmt.c (warn_if_unused_value): Move definition from here.
8327 2012-04-10 Michael Matz <matz@suse.de>
8329 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8331 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8332 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8333 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8334 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8335 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8336 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8337 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8338 (vect_record_strided_load_vectors): Rename to
8339 vect_record_grouped_load_vectors.
8340 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8341 Rename use of above macros.
8342 (vect_verify_datarefs_alignment): Ditto.
8343 (vector_alignment_reachable_p): Ditto.
8344 (vect_peeling_hash_get_lowest_cost): Ditto.
8345 (vect_enhance_data_refs_alignment): Ditto.
8346 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8347 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8348 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8349 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8350 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8351 (vect_record_strided_load_vectors): Rename to
8352 vect_record_grouped_load_vectors.
8353 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8354 (destroy_loop_vec_info): Ditto.
8355 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8356 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8357 (vect_analyze_slp): Ditto.
8358 (new_bb_vec_info): Ditto.
8359 (destroy_bb_vec_info): Ditto.
8360 (vect_schedule_slp_instance): Ditto and rename strided_store to
8362 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8363 vect_cost_group_size.
8364 (vect_model_store_cost): Rename use of above macros and call
8365 to vect_cost_strided_group_size.
8366 (vect_model_load_cost): Ditto.
8367 (vectorizable_store): Ditto, rename strided_store to grouped_store
8368 and calls to renamed tree-vectorizer.h functions.
8369 (vectorizable_load): Ditto.
8370 (vect_transform_stmt): Rename use of above macros and strided_store
8373 2012-04-10 Jan Hubicka <jh@suse.cz>
8375 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8376 (symtab_type): New enum.
8377 (symtab_node): New structure.
8378 (cgraph_node, varpool_node): Add symbol base type.
8379 (cgraph, varpool): New accestor functions.
8380 * cgraph.c (cgraph_create_node_1): Set symbol type.
8381 * varpool.c (varpool_node): Set symbol type.
8383 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8384 Richard Sandiford <rdsandiford@googlemail.com>
8386 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8388 2012-04-10 Richard Guenther <rguenther@suse.de>
8391 * gimple-low.c (gimple_check_call_args): Properly account for
8392 compatible aggregate types.
8394 2012-04-10 Richard Guenther <rguenther@suse.de>
8396 * toplev.h (tree_rest_of_compilation): Remove.
8397 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8398 * cgraph.h (tree_rest_of_compilation): Declare.
8399 * tree-optimize.c (tree_rest_of_compilation): Move ...
8400 * cgraphunit.c (tree_rest_of_compilation): ... here.
8401 * cgraph.c (cgraph_add_new_function): Adjust.
8402 * Makefile.in (tree-optimize.o): Adjust.
8403 (cgraphunit.o): Likewise.
8405 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8407 PR tree-optimization/52870
8408 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8409 presumed pattern statement is within the same loop or basic block.
8411 2012-04-10 Tristan Gingold <gingold@adacore.com>
8413 * gengtype.c (main): Make uintptr_t a known type.
8415 2012-04-10 Richard Guenther <rguenther@suse.de>
8417 * tree-pass.h (tree_lowering_passes): Remove.
8418 * tree-optimize.c (tree_lowering_passes): Remove.
8419 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8420 of tree_lowering_passes, avoid redundant call of early local passes.
8421 * cgraphunit.c (cgraph_lower_function): Fold into ...
8422 (cgraph_analyze_function): ... its single caller. Inline
8423 relevant parts of tree_lowering_passes.
8425 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8428 * config/pa/pa.opt: Remove SIO and GNU_LD.
8430 2012-04-09 Jan Hubicka <jh@suse.cz>
8435 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8436 boundary, add its target too.
8437 * lto.c (add_references_to_partition): Add also aliased nodes.
8438 (add_cgraph_node_to_partition,
8439 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8440 when adding alias, add also the aliased object.
8442 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8445 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8446 VOIDmode immediate operands.
8447 * config/i386/constraints.md (Wz): New constraint.
8448 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8450 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8453 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8454 the DECL generated for the special GOT helper.
8456 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8458 * config/sh/constraints.md: Update list of constraints in
8460 (Sr0): Remove unused memory constraint.
8462 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8464 * tree-pretty-print.h: Update comment.
8466 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8468 * config/sh/sh.md: Use braced string notation where applicable.
8469 (*prefetch_i4, prefetch_m2a): Merge into ...
8470 (*prefetch): ... this new insn.
8472 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8474 * config/sh/sh.h (high_life_started): Remove
8475 * config/sh/predicates.md (general_movdst_operand): Use
8476 'reload_in_progress' instead of 'high_life_started'.
8477 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8478 divsi_inv_fp): Likewise.
8480 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8482 * config/sh/sh-protos.h (prepare_move_operands): Return void
8484 * config/sh/sh.c (prepare_move_operands): Likewise.
8485 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8487 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8489 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8490 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8491 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8492 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8493 commutative_float_operator, noncommutative_float_operator,
8494 sh_handle_pragma): Remove.
8496 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8498 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8499 Use @option markup on command-line options. Use @samp markup on
8500 literal keywords to options. Use @code markup on code fragments.
8501 Use other markup in preference to quotation marks in the text.
8502 Add markup to some passages without any.
8504 2012-04-06 Mike Stump <mikestump@comcast.net>
8506 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8508 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8510 * config/sh/sh.c (hi_const): Remove.
8511 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8514 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8516 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8518 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8519 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8520 calling sh_expand_t_scc.
8522 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8524 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8525 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8526 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8527 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8528 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8529 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8530 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8531 sh2a_is_function_vector_call): Use bool as return type.
8532 (sh_pass_in_reg_p): Remove.
8533 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8534 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8535 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8536 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8537 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8538 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8539 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8540 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8541 sh_loads_bankedreg_p): Use bool as return type.
8542 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8543 'register' modifier.
8545 2012-04-06 Matt Turner <mattst88@gmail.com>
8547 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8549 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8551 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8552 of the destination isn't also a FP_REGS register.
8554 2012-04-05 Teresa Johnson <tejohnson@google.com>
8555 H.J. Lu <hongjiu.lu@intel.com>
8557 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8558 * config/i386/i386.md (move immediate to memory peephole2):
8559 Add cases for HImode move when LCP stall avoidance is needed.
8560 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8561 X86_TUNE_LCP_STALL entry.
8563 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8566 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8567 CONST_INT operands, zero-extended with AND.
8569 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8572 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8573 first argument instead of mode size. Move displacement calculations
8575 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8576 ... these new functions.
8577 (disp_adjust): Remove max_mov_disp field.
8578 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8579 mov_insn_alignment_mask.
8580 (sh_address_cost): Use max_mov_insn_displacement.
8582 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8584 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8585 (arch_enabled): Handle new arch types.
8586 (one_cmpldi2): Add NEON support.
8588 2012-04-05 Richard Guenther <rguenther@suse.de>
8590 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8591 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8592 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8593 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8594 ... here and make static.
8595 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8598 2012-04-05 Richard Guenther <rguenther@suse.de>
8600 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8601 basic-block before removing it.
8603 2012-04-05 Richard Guenther <rguenther@suse.de>
8605 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8606 version namespace as we release the freelist.
8608 2012-04-05 Richard Guenther <rguenther@suse.de>
8610 * tree-nrv.c (tree_nrv): Release VDEFs.
8611 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8612 (sra_modify_assign): Likewise.
8613 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8614 * tree-vect-loop.c (vect_transform_loop): Likewise.
8615 * tree-ssa-dom.c (optimize_stmt): Likewise.
8616 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8617 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8619 2012-04-05 Richard Guenther <rguenther@suse.de>
8621 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8623 * gimple.h (gsi_remove): Adjust.
8624 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8625 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8626 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8627 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8628 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8629 * tree-ssa-pre.c (eliminate): Likewise.
8631 2012-04-04 Mike Stump <mikestump@comcast.net>
8633 * doc/rtl.texi (const_double): Document as sign-extending.
8634 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8635 * emit-rtl.c (immed_double_int_const): Refine to state the
8637 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8638 CONST_DOUBLE integers.
8639 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8640 negative values are converted. Fix conversions bigger than
8641 HOST_BITS_PER_WIDE_INT.
8642 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8643 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8644 * explow.c (plus_constant_mode): Add.
8645 (plus_constant): Implement with plus_constant_mode.
8646 * rtl.h (plus_constant_mode): Add.
8648 2012-04-04 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/52808
8651 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8652 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8654 2012-04-04 Tristan Gingold <gingold@adacore.com>
8656 * expr.c (expand_expr_real_2): Handle larger sizetype in
8659 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8661 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8662 to m2a-single instead of m2e.
8664 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8666 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8667 Change type of BITOFFSET to signed. Make sure the lower bound of
8668 the computed range is non-negative by adjusting OFFSET and BITPOS.
8669 (expand_assignment): Adjust call to get_bit_range.
8671 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8673 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8674 New function. Added to check monitor functions.
8675 (h8300_option_override): Modified to generate error/warning
8676 messages for invalid combinations of different command line
8678 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8679 save EXR on stack for monitor function in case of H8S target
8680 when "-mno-exr" is passed.
8681 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8683 * doc/invoke.texi: Document H8S options.
8685 2012-04-03 Tristan Gingold <gingold@adacore.com>
8687 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8688 of gcc_AC_FUNC_MMAP_BLACKLIST.
8689 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8690 * Makefile.in (aclocal_deps): Add mmap.m4.
8691 * configure: Regenerate.
8692 * aclocal.m4: Regenerate.
8694 2012-04-03 Richard Guenther <rguenther@suse.de>
8696 PR tree-optimization/52808
8697 * tracer.c (tail_duplicate): Return whether we have duplicated
8699 (tracer): If we have duplicated any block, cleanup the CFG.
8700 * cfghooks.c (duplicate_block): If we duplicated a loop
8701 header but not its loop, destroy the loop because it now has
8703 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8704 the cfg manipulation routines we are not creating a multiple
8707 2012-04-03 Tristan Gingold <gingold@adacore.com>
8709 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
8711 (vms_c_common_override_options): Allow parameterless variadic
8714 2012-04-03 Jakub Jelinek <jakub@redhat.com>
8716 PR tree-optimization/52835
8717 * tree-data-ref.c (build_rdg): Return NULL if
8718 compute_data_dependences_for_loop failed.
8720 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8722 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
8723 for REAL_CST as well.
8724 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
8725 In the bitfield case, if the value is a REAL_CST, convert it first to
8728 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
8730 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
8731 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
8732 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
8734 * config/i386/biarchx32.h: New.
8736 2012-04-02 Anatoly Sokolov <aesok@post.ru>
8738 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
8739 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8740 (arm_preferred_reload_class): New function.
8742 2012-04-02 Richard Guenther <rguenther@suse.de>
8744 PR tree-optimization/52756
8745 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
8746 (thread_through_loop_header): After threading through the loop latch
8747 remove the split part from the loop and clear further threading
8748 opportunities that would create a multiple entry loop.
8750 2012-04-02 Richard Guenther <rguenther@suse.de>
8752 PR rtl-optimization/52800
8753 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
8754 CLEANUP_CFG_CHANGED.
8756 2012-04-02 Richard Guenther <rguenther@suse.de>
8759 * loop-init.c (gate_handle_loop2): Destroy loops here if
8760 we don't enter RTL loop optimizers.
8762 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
8765 2012-03-29 Richard Guenther <rguenther@suse.de>
8767 * rtl.h (extended_count): Remove.
8768 * combine.c (extended_count): Remove.
8770 2012-04-02 Dodji Seketeli <dodji@redhat.com>
8773 * pt.c (more_specialized_fn): Don't apply decay conversion to
8774 types of function parameters.
8776 2012-04-02 Tristan Gingold <gingold@adacore.com>
8778 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
8779 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
8780 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
8781 (ggc_pch_this_base): Use uintptr_t instead of size_t.
8783 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
8786 * config/i386/i386.c (ix86_option_override_internal): Don't
8787 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
8789 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
8791 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
8792 (stmt_can_make_abnormal_goto): Use it.
8793 (is_ctrl_altering_stmt): Likewise.
8795 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
8796 Kaz Kojima <kkojima@gcc.gnu.org>
8798 * config/sh/sh.c (push_regs): Skip banked registers when
8799 resbank attribute is specified.
8800 (sh_expand_epilogue): Likewise.
8802 2012-03-30 Richard Henderson <rth@redhat.com>
8805 * combine-stack-adj.c (prev_active_insn_bb): New.
8806 (next_active_insn_bb): New.
8807 (force_move_args_size_note): New.
8808 (combine_stack_adjustments_for_block): Use it.
8810 2012-03-30 Richard Henderson <rth@redhat.com>
8812 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
8813 (ix86_expand_vector_init_duplicate): Initialize it.
8814 (expand_vec_perm_palignr): Likewise.
8815 (ix86_expand_vec_perm_const): Likewise.
8816 (ix86_vectorize_vec_perm_const_ok): Likewise.
8817 (expand_vec_perm_blend): Use it.
8818 (expand_vec_perm_vpermil): Likewise.
8819 (expand_vec_perm_pshufb): Likewise.
8820 (expand_vec_perm_1): Likewise.
8821 (expand_vec_perm_pshuflw_pshufhw): Likewise.
8822 (expand_vec_perm_interleave2): Likewise.
8823 (expand_vec_perm_vpermq_perm_1): Likewise.
8824 (expand_vec_perm_vperm2f128): Likewise.
8825 (expand_vec_perm_interleave3): Likewise.
8826 (expand_vec_perm_vperm2f128_vblend): Likewise.
8827 (expand_vec_perm_vpshufb2_vpermq): Likewise.
8828 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
8829 (expand_vec_perm_broadcast): Likewise.
8830 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
8832 2012-03-30 Richard Henderson <rth@redhat.com>
8834 * dwarf2out.c (gen_variable_die): Initialize off.
8836 2012-03-30 Tristan Gingold <gingold@adacore.com>
8838 * config/vms/vms-f.c: New file.
8839 * config/vms/t-vms (vms-f.o): New rule.
8840 * config.gcc (*-*-*vms*): Define fortran_target_objs.
8842 2012-03-30 Richard Guenther <rguenther@suse.de>
8844 PR tree-optimization/52754
8845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8846 propagate arbitrary addresses into really plain dereferences.
8848 2012-03-30 Richard Guenther <rguenther@suse.de>
8851 * except.c (emit_to_new_bb_before): Move loop updating ...
8852 (dw2_build_landing_pads): ... here. Use a proper block for
8853 querying the loop father.
8855 2012-03-30 Tristan Gingold <gingold@adacore.com>
8857 * config/ia64/ia64.c (ia64_section_type_flags): Remove
8858 common_object attribute handling.
8859 (SECTION_VMS_OVERLAY): Remove
8860 (ia64_vms_common_object_attribute): Replace abort with an assert.
8861 Do not set DECL_SECTION_NAME.
8862 (ia64_vms_output_aligned_decl_common): Handle common_object
8864 (ia64_vms_elf_asm_named_section): Remove.
8865 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
8867 2012-03-30 Richard Guenther <rguenther@suse.de>
8870 * double-int.c (rshift_double): Remove not needed cast.
8872 2012-03-30 Richard Guenther <rguenther@suse.de>
8874 * tree-affine.h (print_aff): Remove.
8875 * tree-affine.c (print_aff): Make static.
8876 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
8877 (get_references_in_stmt): Likewise.
8878 (print_direction_vector): Likewise.
8879 (print_dir_vectors): Likewise.
8880 (print_dist_vectors): Likewise.
8881 (dump_subscript): Likewise.
8882 (dump_ddrs): Likewise.
8883 (dump_dist_dir_vectors): Likewise.
8884 (dump_data_references): Likewise.
8885 (dump_data_dependence_relation): Likewise.
8886 (dump_data_dependence_direction): Likewise.
8887 (dump_rdg_vertex): Likewise.
8888 (dump_rdg_component): Likewise.
8889 (debug_ddrs): Declare.
8890 (struct data_ref_loc_d): Move ...
8891 * tree-data-ref.c (struct data_ref_loc_d): ... here.
8892 (get_references_in_stmt): Make static.
8893 (dump_data_references): Likewise.
8894 (dump_subscript): Likewise.
8895 (print_direction_vector): Likewise.
8896 (print_dir_vectors): Likewise.
8897 (print_dist_vectors): Likewise.
8898 (dump_data_dependence_relation): Likewise.
8899 (dump_dist_dir_vectors): Likewise.
8900 (dump_ddrs): Likewise.
8901 (dump_rdg_vertex): Likewise.
8902 (dump_rdg_component): Likewise.
8903 (debug_ddrs): New function.
8904 (access_matrix_get_index_for_parameter): Remove.
8906 2012-03-30 Tristan Gingold <gingold@adacore.com>
8908 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
8909 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
8910 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
8911 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
8912 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
8913 (vms_patch_builtins): Handle new flags
8914 * config/vms/vms-crtlmap.map: Completed using nm on
8915 c and math system libraries.
8916 * config/vms/make-crtlmap.awk: Handle any number of flags.
8918 2012-03-30 Martin Jambor <mjambor@suse.cz>
8920 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
8921 is a builtin_stack_save in a dominating BB.
8923 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
8925 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
8926 crossing 128bit lane boundary.
8928 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
8930 * ira-color.c (setup_left_conflict_sizes_p): Process all
8931 conflicting objects.
8933 2012-03-29 Jakub Jelinek <jakub@redhat.com>
8935 PR tree-optimization/52760
8936 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
8937 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
8939 2012-03-29 Richard Guenther <rguenther@suse.de>
8941 * cgraph.h (cgraph_materialize_all_clones): Remove.
8942 (reset_inline_failed): Likewise.
8943 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
8944 * cgraphbuild.c (reset_inline_failed): Remove.
8945 * rtl.h (cse_main): Remove.
8946 (extended_count): Likewise.
8947 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
8948 (cse_main): Make static.
8949 * combine.c (extended_count): Remove.
8950 (dump_combine_stats): Mark as DEBUG_FUNCTION.
8951 * basic-block.h (reorder_basic_blocks): Remove.
8952 * bb-reorder.c (reorder_basic_blocks): Make static.
8953 * Makefile.in (dse.o): Remove dse.h dependency.
8955 * dse.c (gate_dse): Remove.
8956 (clear_alias_mode_eq): Likewise.
8957 (clear_alias_mode_hash): Likewise.
8958 (dse_record_singleton_alias_set): Likewise.
8959 (dse_invalidate_singleton_alias_set): Likewise.
8961 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
8963 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
8964 crtbegin_so%O%s for -shared.
8965 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
8967 2012-03-29 Richard Guenther <rguenther@suse.de>
8969 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
8970 (add_to_value): Remove.
8971 (print_value_expressions): Likewise.
8972 * tree-ssa-pre.c (add_to_value): Make static.
8973 (print_value_expressions): Likewise.
8974 * gimple.h (gimple_adjust_this_by_delta): Remove.
8975 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
8977 2012-03-29 Richard Guenther <rguenther@suse.de>
8980 * double-int.h (rshift_double): Remove.
8981 * double-int.c (lshift_double): Use absu_hwi to make count positive.
8982 (rshift_double): Make static, take unsigned count argument,
8983 remove handling of negative count argument.
8984 (double_int_rshift): Dispatch to lshift_double.
8986 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
8988 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
8991 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
8992 (SPEC_X32): Likewise.
8993 (MULTILIB_DEFAULTS): Likewise.
8995 * config/i386/i386.c (isa_opts): Remove -m64.
8996 (ix86_target_string): Properly handle -m32/-m64/-mx32.
8997 (ix86_option_override_internal): Properly
8998 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
8999 handle -m32, -m64 and -mx32.
9001 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9002 with OPTION_ABI_X32. Moved after TARGET_LP64.
9003 (TARGET_LP64): Changed to OPTION_ABI_64.
9005 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9006 (mx32): Replace ISA_X32 with ABI_X32.
9008 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9010 * tree.c (tree_size) <VECTOR_CST>: New case.
9012 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9014 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9015 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9017 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9020 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9021 __builtin_va_start to __builtin_next_arg if the latter is
9022 builtin_decl_explicit_p rather than when it is not.
9025 * tree-vect-generic.c (vector_element): Perform multiplication
9026 for pos in bitsizetype type instead of idx type.
9028 2012-03-28 Richard Guenther <rguenther@suse.de>
9030 * loop-init.c (loop_optimizer_init): If loops are preserved
9031 perform incremental initialization of required loop features.
9032 (loop_optimizer_finalize): If loops are to be preserved only
9033 clean up optional loop features.
9034 (rtl_loop_done): Forcefully free loops here.
9035 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9036 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9038 (construct_init_block): Likewise.
9039 (construct_exit_block): Likewise.
9040 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9041 the CFG after expanding.
9042 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9043 If we needed to calculate them, free them afterwards.
9044 * tree-pass.h (PROP_loops): New define.
9045 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9046 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9047 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9048 (cleanup_cfg): If we did something and have loops around, fix them up.
9049 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9050 with CLEANUP_CFG_CHANGED.
9051 * cfghooks.c (merge_blocks): If we merge a loop header into
9052 its predecessor, update the loop structure.
9053 (duplicate_block): If we copy a loop latch, adjust loop state
9054 to note we may have multiple latches.
9055 (delete_basic_block): Mark loops for fixup if we remove a loop.
9056 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9058 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9059 (cfg_layout_can_merge_blocks_p): Likewise.
9060 * cprop.c (bypass_block): If we create a loop with multiple
9061 entries, mark it for removal.
9062 * except.c (emit_to_new_bb_before): Add the new basic-block
9064 * tree-eh.c (lower_resx): Likewise.
9065 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9066 (expand_omp_taskreg): Likewise.
9067 * tree-inline.c (initialize_cfun): Likewise.
9068 * tree-mudflap.c (add_bb_to_loop): Prototype.
9069 (mf_build_check_statement_for): Properly add new basic-blocks
9071 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9072 if we remove a loop.
9073 (thread_through_loop_header): Likewise.
9074 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9075 new basic-blocks to existing loops.
9076 (expand_transaction): Likewise.
9077 * Makefile.in (except.o): Add $(CFGLOOP_H).
9079 (cgraph.o): Likewise.
9080 (cprop.o): Likewise.
9081 (cfgexpand.o): Likewise.
9082 (cfganal.o): Likewise.
9083 (trans-mem.o): Likewise.
9084 (tree-eh.o): Likewise.
9086 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9089 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9090 (avr_builtin_decl): New static function.
9091 (struct avr_builtin_description, avr_bdesc): Move up.
9092 Add GTY marker. Add field fndecl. Remove redundant field id.
9093 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9094 (avr_expand_builtin): Code cleanup because .id is removed.
9096 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9099 * config.gcc (tm_file): Remove avr/multilib.h.
9101 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9103 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9104 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9105 * config/avr/t-avr: Remove generation of multilib.h.
9106 * config/avr/t-multilib: Regenerate.
9107 * config/avr/multilib.h: Remove.
9108 * config/avr/avr.opt (-msp8): New option.
9109 (avr_sp8): New variable.
9110 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9111 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9112 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9113 (avr_device_to_sp8): New prototype.
9114 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9115 (DRIVER_SELF_SPECS): New define.
9116 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9117 __AVR_SP8__, __AVR_HAVE_SPH__.
9118 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9119 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9120 (avr_file_start): Ditto.
9122 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9125 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9126 instead of 8 in adjust_address.
9128 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9131 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9134 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9137 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9138 Rearrange conditional logic. Move displacement address calculations
9140 (sh_find_mov_disp_adjust): ... this new function.
9142 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9144 * config/arm/arm.opt (mapcs): Remove MaskExists.
9145 * config/cris/linux.opt (mno-gotplt): Likewise.
9146 * config/i386/i386.opt (mhard-float): Likewise.
9148 (mno-sse4): Likewise.
9149 * config/m68k/m68k.opt (mhard-float): Likewise.
9150 * config/mep/mep.op (mcop32): Likewise.
9151 * config/pa/pa-hpux.opt (msio): Likewise.
9152 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9153 * config/picochip/picochip.opt (mlittle): Likewise.
9154 * config/sh/sh.opt (mrenesas): Likewise.
9155 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9156 * config/sparc/sparc.opt (mhard-float): Likewise.
9157 * config/v850/v850.opt (mv850es): Likewise.
9158 * config/vax/vax.opt (mg-float): Likewise.
9160 2012-03-27 Martin Jambor <mjambor@suse.cz>
9163 * tree-sra.c (sra_modify_assign): Do not call
9164 load_assign_lhs_subreplacements when working with an unscalarizable
9167 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9170 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9172 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9173 * config/i386/i386.c: Include reload.h.
9174 (ix86_legitimize_reload_address): New function.
9176 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9178 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9179 hasn't been allocated. Define a target macro for Mask and
9180 InverseMask if it hasn't been defined. Remove MaskExists handling.
9182 * doc/options.texi: Remove MaskExists.
9184 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9187 * config/sh/sh.c (find_barrier): Add equality check of last_got
9188 to avoid going above orig insn. Update comments.
9190 2012-03-27 Richard Guenther <rguenther@suse.de>
9193 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9196 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9198 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9199 of a unit before computing the offset in units.
9200 * expr.c (get_bit_range): Return the null range if the enclosing record
9201 is part of a larger bit field.
9203 2012-03-27 Tristan Gingold <gingold@adacore.com>
9205 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9206 * config/ia64/ia64.md: Remove mode in template.
9207 Sign extend operand in expand_simple_binop.
9208 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9209 CASE_VECTOR_MODE instead of TARGET_ILP32.
9210 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9212 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9214 * varasm.c (assemble_external): #if 0 out the new assert from the
9215 previous commit, it breaks the Java and Go front ends.
9217 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9219 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9220 * expr.c (emit_block_move_libcall_fn): Likewise.
9221 (clear_storage_libcall_fn): Likewise.
9222 (expand_expr_addr_expr_1): Likewise.
9223 (expand_expr_real_1): Likewise.
9224 * calls.c (rtx_for_function_call): Likewise.
9226 * varasm.c (assemble_external): Assert this function is only called
9227 during or after expanding to RTL.
9229 2012-03-26 Martin Jambor <mjambor@suse.cz>
9231 PR tree-optimization/50052
9232 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9233 (tree_non_aligned_mem_for_access_p): Likewise.
9234 (build_accesses_from_assign): Removed strict alignment requirements
9236 (access_precludes_ipa_sra_p): Likewise.
9238 2012-03-26 Richard Guenther <rguenther@suse.de>
9240 PR tree-optimization/52701
9241 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9242 compute and set the evolution part of PHI nodes.
9244 2012-03-26 Richard Guenther <rguenther@suse.de>
9246 PR tree-optimization/52721
9247 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9249 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9251 PR tree-optimization/52686
9252 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9255 2012-03-26 Tristan Gingold <gingold@adacore.com>
9257 * config/alpha/vms.h (LINK_SPEC): Simplify.
9258 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9259 (NAME__MAIN, SYMBOL__MAIN): Remove.
9260 (VMS_DEBUG_MAIN_POINTER): Remove.
9261 * config/ia64/vms.h: Likewise.
9262 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9263 code to vms.c. Call vms_start_function.
9264 * config/ia64/ia64.c (ia64_start_function): Likewise.
9265 * config/vms/vms-protos.h (vms_start_function): Declare.
9266 * config/vms/vms.c (vms_start_function): New function.
9267 * config/vms/vms.h (MATH_LIBRARY): Define.
9268 (VMS_DEBUG_MAIN_POINTER): Define.
9270 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9272 PR rtl-optimization/52629
9273 * reload1.c (count_pseudo): Short-circuit common case.
9274 (count_spilled_pseudo): Return early for pseudos without hard regs.
9275 Assert that the pseudo has got a hard reg before manipulating it.
9277 2012-03-24 Jan Hubicka <jh@suse.cz>
9280 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9281 (decide_is_variable_needed): Do not handle toplevel reorder here.
9282 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9283 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9286 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9288 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9289 and str_bitsize instead of more convoluted expressions.
9291 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9294 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9296 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9299 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9301 2012-03-23 Martin Jambor <mjambor@suse.cz>
9303 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9305 2012-03-23 Richard Guenther <rguenther@suse.de>
9307 PR tree-optimization/52678
9308 * tree-vectorizer.h (struct _stmt_vec_info): Add
9309 loop_phi_evolution_part member.
9310 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9311 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9312 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9313 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9314 Use the cached evolution part and the PHI nodes value from
9315 the loop preheader edge instead of re-analyzing the evolution.
9317 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9319 * config/mips/mips-tables.opt: Update.
9320 * config/mips/mips.md (processor): Add xlp.
9321 * config/mips/mips-cpus.def: Add xlp.
9322 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9324 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9325 * doc/invoke.texi: Mention XLP.
9327 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9330 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9331 on any new_local_var_chain vars declared during recursing on
9332 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9334 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9336 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9337 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9338 (ASM_OUTPUT_LOCAL): Ditto.
9339 (ASM_OUTPUT_COMMON): Remove.
9340 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9341 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9343 2012-03-22 Jan Hubicka <jh@suse.cz>
9346 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9348 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9349 * ipa-inline-transform.c (save_inline_function_body): Remove
9350 copied clone if needed.
9351 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9353 2012-03-22 Richard Guenther <rguenther@suse.de>
9356 * fold-const.c (fold_ternary_loc): Fix typo.
9358 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9361 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9362 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9363 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9364 (delay_cycles_1, delay_cycles_2): Ditto.
9365 (delay_cycles_3, delay_cycles_4): Ditto.
9366 (nopv, *nopv): Ditto.
9367 (sleep, *sleep): Ditto.
9370 2012-03-22 Richard Guenther <rguenther@suse.de>
9372 PR tree-optimization/52548
9373 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9374 because of clobbers.
9375 (prune_clobbered_mems): New function.
9376 (compute_antic_aux): Use it to prune ANTIC_OUT.
9377 (compute_partial_antic_aux): Use it to prune PA_IN.
9378 (compute_avail): Only insert expressions into EXP_GEN that are not
9379 invalidated when translated up to the beginning of the block.
9381 2012-03-22 Richard Guenther <rguenther@suse.de>
9383 PR tree-optimization/52638
9384 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9386 (vect_init_vector): ... here. Handle scalar vector inits.
9387 (vect_get_vec_def_for_operand): Adjust.
9388 (vectorizable_load): Likewise.
9390 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9392 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9393 (alpha*-*-freebsd*): Ditto.
9394 (alpha*-*-netbsd*): Ditto.
9395 (alpha*-*-openbsd*): Ditto.
9396 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9397 (DWARF2_DEBUGGING_INFO): Remove.
9398 (PREFERRED_DEBUGGING_TYPE): Remove.
9399 (ASM_FINAL_SPEC): Remove.
9400 (IDENT_ASM_OP): Remove.
9401 (ASM_OUTPUT_IDENT): Remove.
9402 (SKIP_ASM_OP): Remove.
9403 (ASM_OUTPUT_SKIP): Remove.
9404 (ALIGN_ASM_OP): Remove.
9405 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9406 (ASM_OUTPUT_CASE_LABEL): Remove.
9407 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9408 (COMMON_ASM_OP): Remove.
9409 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9410 (ASCII_DATA_ASM_OP): Remove.
9411 (READONLY_DATA_SECTION_ASM_OP): Remove.
9412 (INIT_SECTION_ASM_OP): Remove.
9413 (FINI_SECTION_ASM_OP): Remove.
9414 (ASM_SECTION_START_OP): Remove.
9415 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9416 (TARGET_ASM_NAMED_SECTION): Remove.
9417 (TARGET_ASM_SELECT_SECTION): Remove.
9418 (MAKE_DECL_ONE_ONLY): Remove.
9419 (TYPE_ASM_OP): Remove.
9420 (SIZE_ASM_OP): Remove.
9421 (ASM_WEAKEN_LABEL): Remove.
9422 (TYPE_OPERAND_FMT): Remove.
9423 (ASM_DECLARE_RESULT): Remove.
9424 (ASM_DECLARE_OBJECT_NAME): Remove.
9425 (ASM_FINISH_DECLARE_OBJECT): Remove.
9426 (ELF_ASCII_ESCAPES): Remove.
9427 (ELF_STRING_LIMIT): Remove.
9428 (STRING_ASM_OP): Remove.
9429 (ASM_OUTPUT_EXTERNAL): Remove.
9430 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9431 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9433 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9434 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9435 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9436 (ASM_OUTPUT_SKIP): Ditto.
9437 (READONLY_DATA_SECTION_ASM_OP): Remove.
9438 (USER_LABEL_PREFIX): Remove.
9439 (ASM_OUTPUT_ASCII): Remove.
9440 (ASM_OUTPUT_CASE_LABEL): Remove.
9441 (NO_DOLLAR_IN_LABEL): Undefine.
9443 2012-03-22 Richard Guenther <rguenther@suse.de>
9445 PR tree-optimization/52459
9446 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9447 PHI insertion for calls.
9449 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9451 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9452 find_sets_in_insn, canonicalize_insn): Split out from ...
9453 (cse_insn): ... here.
9454 (invalidate_from_clobbers): Take an insn instead of the pattern.
9456 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9459 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9460 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9461 * config/sh/sh.md (sindf2, cosdf2): Remove.
9463 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9466 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9467 prologue for unwinder and profiler.
9469 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9471 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9472 Introduce emul_name to select the right linker emulation for
9473 powerpc64-*-freebsd*.
9474 * configure: Regenerate.
9475 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9476 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9477 * config/rs6000/freebsd64.h: New file.
9478 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9480 (rs6000_savres_strategy): Likewise.
9481 (rs6000_savres_routine_name): Likewise.
9482 (rs6000_elf_file_end): Likewise.
9483 * config/rs6000/t-freebsd64: New file.
9484 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9485 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9487 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9489 * config/rs6000/t-freebsd64: Likewise.
9491 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9493 PR rtl-optimization/52543
9495 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9496 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9497 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9498 (avr_load_libgcc_p): Restrict to __flash loads.
9499 (avr_out_lpm): Only handle 1-byte loads from __flash.
9500 (avr_load_lpm): New function.
9501 (avr_find_unused_d_reg): Remove.
9502 (avr_out_lpm_no_lpmx): Remove.
9503 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9504 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9505 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9506 (load_<mode>, load_<mode>_clobber): New insns.
9507 (mov<mode>): For multi-byte move from non-generic
9508 16-bit address spaces: Expand to load_<mode> resp.
9509 load_<mode>_clobber.
9510 (load<mode>_libgcc): Remove expander.
9511 (split-lpmx): Remove split.
9513 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9515 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9516 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9517 All callers changed.
9518 (Fixed_core_reg): New feature.
9519 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9521 * neon-testgen.ml: Handle Fixed_core_reg.
9523 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9525 * config/arm/arm.c (thumb2_reorg): Add complete support
9526 for 16-bit instructions.
9527 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9529 2012-03-21 Richard Guenther <rguenther@suse.de>
9531 PR tree-optimizer/52636
9532 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9533 to the appropriate type.
9535 2012-03-21 Richard Guenther <rguenther@suse.de>
9537 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9539 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9540 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9541 * passes.c (init_optimization_passes): Remove pass_init_function,
9542 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9543 * tree-pass.h (pass_init_function): Remove.
9544 (pass_jump): Remove.
9545 (pass_initial_value_sets): Remove.
9546 (pass_unshare_all_rtl): Remove.
9547 * integrate.c (pass_initial_value_sets): Remove.
9548 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9549 * tree.h (init_function_for_compilation): Remove.
9550 * function.c (init_function_for_compilation): Remove.
9551 (pass_init_function): Remove.
9552 * cfgcleanup.c (rest_of_handle_jump): Remove.
9553 (pass_jump): Remove.
9555 2012-03-20 Jason Merrill <jason@redhat.com>
9557 * tree-streamer-in.c (streamer_alloc_tree): Call
9558 ggc_alloc_zone_cleared_tree_node instead of
9559 ggc_alloc_zone_cleared_tree_node_stat.
9561 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9563 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9565 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9568 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9569 (ix86_expand_vec_perm_const_1): Call it.
9571 * config/i386/i386.c (vselect_insn): New variable.
9572 (init_vselect_insn): New function.
9573 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9574 Call init_vselect_insn if vselect_insn is NULL. Adjust
9575 PATTERN (vselect_insn), instead of creating a new insn each time,
9576 only emit a copy of it if not testing and recog has been successful.
9577 (expand_vec_perm_pshufb, expand_vec_perm_1,
9578 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9582 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9583 ("enabled" attribute): Handle avx2 and noavx2 isas.
9584 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9586 (vec_dup<mode>): Add avx2 =x,x alternative.
9587 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9588 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9589 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9590 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9592 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9593 if possible, handle also V8SFmode.
9595 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9597 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9598 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9599 reg_or_zero_operand predicate.
9600 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9602 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9604 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9605 If operand isn't UNSPEC, return 0.
9607 2012-03-20 Richard Guenther <rguenther@suse.de>
9609 * tree-pass.h (pass_rtl_eh): Remove.
9610 * except.c (gate_handle_eh): Likewise.
9611 (rest_of_handle_eh): Likewise.
9612 (pass_rtl_eh): Likewise.
9613 (finish_eh_generation): Export.
9614 * except.h (finish_eh_generation): Declare.
9615 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9616 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9617 after expanding stack alignment. Instead of compacting blocks
9620 2012-03-20 Richard Guenther <rguenther@suse.de>
9622 * stor-layout.c (finish_bitfield_representative): Fallback
9623 to conservative maximum size if the padding up to the next
9624 field cannot be computed as a constant.
9625 (finish_bitfield_layout): If we cannot compute the distance
9626 between the start of the bitfield representative and the
9627 bitfield member start a new representative.
9628 * expr.c (get_bit_range): The distance between the start of
9629 the bitfield representative and the bitfield member is zero
9630 if the field offsets are not constants.
9632 2012-03-20 Tristan Gingold <gingold@adacore.com>
9634 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9635 convert in lowercase.
9636 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9637 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9638 * stor-layout.c (sizetype_tab): Adjust.
9639 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9640 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9641 instead of type_kind_last.
9642 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9643 instead of size_int_kind.
9644 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9645 * doc/tm.texi: Regenerate.
9646 * defaults.h (SIZETYPE): Provide a default value.
9647 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9650 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9652 * config/sh/sh.md: Use braced string notation where applicable.
9654 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9656 * config/i386/i386.md (allocate_stack): Simplify.
9658 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9660 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9661 copy_to_mode_reg (Pmode, ...).
9662 (expand_builtin_frame_address): Ditto.
9663 * expr.c (emit_block_move_via_libcall): Ditto.
9664 (set_storage_via_libcall): Ditto.
9666 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9667 (ix86_expand_setmem): Ditto.
9668 (ix86_trampoline_init): DItto.
9669 * config/i386/i386.md (cmpstrnsi): Ditto.
9671 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9673 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9674 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9675 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9676 (SH Options): Likewise.
9678 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9680 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9681 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9682 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9683 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9684 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9687 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9689 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9690 * config/i386/i386.c (ix86_decompose_address): Use
9691 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9692 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9693 thread pointer to a register.
9696 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9698 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9699 if Pmode != word_mode.
9700 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9701 Pmode == SImode for TARGET_X32.
9703 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9704 (tls_initial_exec_x32): Likewise.
9706 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9709 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
9710 DISP_ADDR_OFFSET): New macros.
9711 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
9712 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
9713 (sh_legitimize_address): Add QImode displacement handling.
9714 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
9716 (sh_secondary_reload): Add QImode displacement handling.
9717 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
9718 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
9719 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
9720 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
9721 to register operands only.
9722 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
9723 (extendqihi2): Change insn to expander.
9724 (*extendqihi2_compact_reg): New insn.
9725 (movqi_i, movqi): Replace with ...
9726 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
9727 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
9728 Add new peepholes for QImode displacement addressing.
9730 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
9733 * doc/invoke.texi: Document -Wuseless-cast.
9735 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
9737 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
9738 * tree.h (handled_component_p): Reorder cases.
9739 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
9740 not initialize unsignedp.
9741 (loc_list_from_tree): Likewise.
9742 (fortran_common): Likewise.
9743 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9745 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9747 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
9748 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
9749 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
9750 (ix86_split_long_move): Ditto.
9751 (legitimize_tls_address): Use ix86_gen_sub3.
9752 (construct_plt_address): Assert that Pmode == DImode.
9754 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
9756 * config/i386/i386.md: Remove empty predicates and/or constraints.
9757 * config/i386/sync.md: Ditto.
9758 * config/i386/sse.md: Ditto.
9759 * config/i386/mmx.md: Ditto.
9760 * config/i386/pentium.md: Ditto.
9761 * config/i386/athlon.md: Ditto.
9763 2012-03-16 Richard Guenther <rguenther@suse.de>
9765 PR tree-optimization/52603
9766 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
9770 2012-03-14 Richard Guenther <rguenther@suse.de>
9772 PR tree-optimization/52571
9773 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9774 flag_section_anchors check ...
9775 (vect_can_force_dr_alignment_p): ... here.
9777 2012-03-16 Martin Jambor <mjambor@suse.cz>
9779 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
9780 memory through MEM_REFs by calling extract_bit_field.
9782 2012-03-16 Richard Guenther <rguenther@suse.de>
9784 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
9785 and REFERENCE_TYPE interpretations.
9786 (can_native_interpret_type_p): New function.
9787 (fold_ternary_loc): Use native encode/interpret to fold
9788 BIT_FIELD_REFs of constants.
9790 2012-03-16 Richard Guenther <rguenther@suse.de>
9793 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
9794 of vector constants and constructors.
9796 2012-03-16 Richard Guenther <rguenther@suse.de>
9798 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9799 VIEW_CONVERT_EXPR to convert constants.
9800 (vect_is_simple_use): Treat all constants as vec_constant_def.
9802 2012-03-16 Richard Guenther <rguenther@suse.de>
9803 Kai Tietz <ktietz@redhat.com>
9806 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
9807 side-effects completely in the pre-queue and use a temporary
9810 2012-03-16 Richard Guenther <rguenther@suse.de>
9812 * stor-layout.c (finish_bitfield_representative): Fall back
9813 to the conservative maximum size if we cannot compute the
9814 size of the tail padding.
9816 2012-03-16 Tristan Gingold <gingold@adacore.com>
9818 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9819 __CRTL_VER and __VMS_VER.
9820 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
9821 and vms_c_get_vms_ver.
9822 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
9824 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
9825 (VMS_DEFAULT_VMS_VER): Define.
9826 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
9827 (VMS_DEFAULT_VMS_VER): Define.
9829 2012-03-16 Richard Guenther <rguenther@suse.de>
9831 * tree-vect-loop.c (get_initial_def_for_induction): Use
9832 build_constructor directly.
9833 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9834 build_vector_from_val.
9835 * tree.c (build_vector_from_val): Avoid creating a constructor
9836 first when we want a constant vector.
9838 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9840 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
9842 2012-03-16 Richard Guenther <rguenther@suse.de>
9844 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
9845 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
9846 (struct tree_vector): Remove elements member, add variable size
9848 (build_vector_stat): Declare.
9849 (build_vector): Define in terms of build_vector_stat.
9850 * tree.c (build_vector): Rename to ...
9851 (build_vector_stat): ... this. Take array of trees as parameter.
9852 (build_vector_from_ctor): Adjust.
9853 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
9854 initializer_zerop): Adjust.
9855 * cfgexpand.c (expand_debug_expr): Likewise.
9856 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
9857 const_vector_from_tree): Likewise.
9858 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
9859 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
9860 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
9861 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
9862 (lto_input_ts_vector_tree_pointers): Adjust.
9863 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
9864 (write_ts_vector_tree_pointers): Adjust.
9865 * varasm.c (const_hash_1, compare_constant, copy_constant,
9866 output_constant): Adjust.
9867 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
9868 * print-tree.c (print_node): Adjust.
9869 * tree-pretty-print.c (dump_generic_node): Adjust.
9870 * tree-vect-generic.c (uniform_vector_p, vector_element,
9871 lower_vec_perm): Adjust.
9872 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
9873 * tree-vect-slp.c (vect_get_constant_vectors,
9874 vect_transform_slp_perm_load): Adjust.
9875 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
9876 * expmed.c (make_tree): Adjust.
9877 * config/i386/i386.c (ix86_expand_builtin): Adjust.
9878 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
9880 (sparc_fold_builtin): Adjust.
9882 2012-03-16 Tristan Gingold <gingold@adacore.com>
9884 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
9885 * config/vms/vms-stdint.h: New file.
9887 2012-03-16 Tristan Gingold <gingold@adacore.com>
9889 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
9890 (ia64-hp-*vms*): Replaced by ...
9891 (*-*-*vms*): ... This new entry.
9893 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9896 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
9897 (ix86_expand_vec_perm_const_1): Use it.
9900 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
9901 (avx2_permv4df): Remove.
9902 (avx2_permv4di): Macroize into...
9903 (avx2_perm<mode>): ... this using VI8F_256 iterator.
9904 (avx2_permv4di_1): Macroize into...
9905 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
9907 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
9909 * combine.c (apply_distributive_law): Do not distribute SUBREG.
9911 2012-03-15 Ira Rosen <irar@il.ibm.com>
9912 Ulrich Weigand <ulrich.weigand@linaro.org>
9914 * tree-vect-patterns.c (widened_name_p): Rename to ...
9915 (type_conversion_p): ... this. Add new argument to determine
9916 if it's a promotion or demotion operation. Check for
9917 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
9918 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
9920 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
9921 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
9923 (vect_recog_mixed_size_cond_pattern): Likewise and allow
9924 non-constant then and else clauses.
9926 2012-03-15 Ira Rosen <irar@il.ibm.com>
9927 Ulrich Weigand <ulrich.weigand@linaro.org>
9929 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
9930 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
9932 * tree-vect-patterns.c (widened_name_p): Pass basic block
9933 info to vect_is_simple_use.
9934 (vect_recog_dot_prod_pattern): Fail for basic blocks.
9935 (vect_recog_widen_sum_pattern): Likewise.
9936 (vect_handle_widen_op_by_const): Support basic blocks.
9937 (vect_operation_fits_smaller_type,
9938 vect_recog_over_widening_pattern): Likewise.
9939 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
9940 Update call to vect_is_simple_use.
9941 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
9943 (check_bool_pattern): Add an argument, update call to
9944 vect_is_simple_use and the recursive calls.
9945 (vect_recog_bool_pattern): Update relevant function calls.
9947 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
9948 (vect_pattern_recog_1): Check for reduction only in loops.
9949 (vect_pattern_recog): Add new argument. Support basic blocks.
9950 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
9951 info to vect_is_simple_use_1.
9952 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
9953 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
9955 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9956 Andrew Pinski <apinski@cavium.com>
9959 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
9960 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
9961 calls instead of __builtin_ir{int,ound}*.
9963 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9965 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
9968 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9970 * config.gcc (target_type_format_char): New. Document it. Set it for
9972 * configure.ac (gnu_unique_option): Use target_type_format_char
9973 in test. Comment rationale.
9974 * configure: Regenerate .
9976 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9978 PR tree-optimization/52267
9979 * tree-vrp.c (masked_increment): New function.
9980 (register_edge_assert_for_2): Derive ASSERT_EXPRs
9981 from (X & CST1) cmp CST2 tests.
9983 2012-03-15 Richard Guenther <rguenther@suse.de>
9986 * tree-data-ref.c (subscript_dependence_tester_1): Check
9987 all dimensions for non-conflicting access functions.
9989 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9992 * doc/invoke.texi [C++ Language Options]: Document
9993 -ftemplate-backtrace-limit.
9995 2012-03-15 Tristan Gingold <gingold@adacore.com>
9997 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10000 2012-03-15 Tristan Gingold <gingold@adacore.com>
10002 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10003 use DW_OP_call_frame_cfa.
10005 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10008 * config/i386/i386-opts.h (pmode): New.
10010 * config/i386/i386.c (ix86_option_override_internal): Properly
10011 check and set ix86_pmode.
10013 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10015 * config/i386/i386.opt (maddress-mode=): New.
10017 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10019 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10021 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10022 (dwarf2out_do_cfi_asm): Likewise.
10023 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10025 (add_data_member_location_attribute): Likewise.
10026 (gen_array_type_die): Likewise.
10027 (gen_subprogram_die): Likewise.
10028 (gen_producer_string): Likewise.
10029 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10030 Remove MIPS_DEBUGGING_INFO handling.
10031 (sdb_debug_hooks): Likewise.
10032 (sdbout_begin_block): Likewise.
10033 (sdbout_end_block): Likewise.
10034 (sdbout_begin_prologue): Likewise.
10035 (sdbout_start_source_file): Likewise.
10036 (sdbout_end_source_file): Likewise.
10037 (sdbout_init): Likewise.
10038 * system.h (MIPS_DEBUGGING_INFO): Poison.
10040 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10042 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10043 (alpha_file_start) [MS_STAMP]: Remove.
10045 * config/alpha/elf.h (TARGET_GAS): Remove.
10046 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10047 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10048 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10049 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10050 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10051 (alpha*-*-freebsd*): Likewise.
10052 (alpha*-*-netbsd*): Likewise.
10053 (alpha*-*-openbsd*): Likewise.
10054 (alpha*-*-*): Remove target_cpu_default2.
10055 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10057 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10058 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10059 * config/alpha/alpha.c (print_operand): Always assume
10060 TARGET_AS_SLASH_BEFORE_SUFFIX.
10061 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10062 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10063 ("*builtin_setjmp_receiver_er_1"): Remove.
10064 * config/alpha/alpha.opt (malpha-as): Remove.
10066 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10068 Remove DEC Unix reference.
10070 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10071 (EXTENDED_COFF): Remove.
10072 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10073 (EXTENDED_COFF): Don't undef.
10074 * config/alpha/alpha.c (alpha_file_start): Always assume
10076 Don't set targetm.asm_file_start_file_directive.
10077 [!OBJECT_FORMAT_ELF]: Remove.
10078 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10080 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10081 (DBX_DEBUGGING_INFO): Remove.
10082 (MIPS_DEBUGGING_INFO): Remove.
10083 (PREFERRED_DEBUGGING_TYPE): Remove.
10084 (DBX_OUTPUT_SOURCE_LINE): Remove.
10085 (SDB_OUTPUT_SOURCE_LINE): Remove.
10086 (DBX_CONTIN_LENGTH): Remove.
10087 (NO_DBX_FUNCTION_END): Remove.
10088 (ASM_STABS_OP): Remove.
10089 (ASM_STABN_OP): Remove.
10090 (ASM_STABD_OP): Remove.
10091 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10092 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10093 (PUT_SDB_DEF): Remove.
10094 (PUT_SDB_PLAIN_DEF): Remove.
10095 (PUT_SDB_TYPE): Remove.
10096 (sdb_label_count): Remove.
10097 (PUT_SDB_BLOCK_START): Remove.
10098 (PUT_SDB_BLOCK_END): Remove.
10099 (PUT_SDB_FUNCTION_START): Remove.
10100 (PUT_SDB_FUNCTION_END): Remove.
10101 (PUT_SDB_EPILOGUE_END): Remove.
10102 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10103 (MIPS_DEBUGGING_INFO): Don't undef.
10104 (DBX_DEBUGGING_INFO): Don't undef.
10105 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10106 (MIPS_DEBUGGING_INFO): Don't undef.
10107 (DBX_DEBUGGING_INFO): Don't undef.
10108 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10109 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10111 (alpha_start_function): Likewise.
10112 (sdb_label_count): Remove.
10113 (alpha_output_filename): Remove DBX_DEBUG handling.
10114 (alpha_file_start): Likewise.
10116 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10118 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10119 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10120 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10122 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10123 (ld_tls_support): Remove Solaris 8 references.
10124 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10125 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10126 * configure: Regenerate.
10127 * config.in: Regenerate.
10129 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10130 * config/i386/sol2.h: Remove Solaris 8 references.
10132 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10133 (i?86-*-solaris2.9): ... this.
10134 Remove Solaris 8 references.
10135 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10136 Remove Solaris 8 references.
10138 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10140 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10141 (mips-sgi-irix6.5*): Remove.
10142 * config.host (mips-sgi-irix*): Remove.
10143 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10144 (set_have_as_tls): Remove *-*-irix6*.
10145 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10146 * configure: Regenerate.
10148 * config/mips/iris6.h: Remove.
10149 * config/mips/iris6.opt: Remove.
10150 * config/mips/t-irix6: Remove.
10152 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10153 (TARGET_IRIX6): Remove.
10154 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10155 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10156 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10158 (mips_file_start): Likewise.
10159 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10161 * config/mips/driver-native.c [__sgi__]: Remove.
10162 (host_detect_local_cpu) [__sgi__]: Remove.
10164 * config/mips/gnu-user.h: Remove iris5.h reference.
10166 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10167 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10168 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10171 * gcc.c (main): Move asm_debug initialization ...
10172 (asm_debug): ... here.
10174 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10176 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10177 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10178 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10179 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10180 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10181 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10183 * doc/tm.texi: Regenerate.
10185 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10187 (MIPS Options, -march): Remove IRIX reference.
10188 * doc/install.texi (Binaries, SGI IRIX): Remove.
10189 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10191 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10193 2012-03-14 Martin Jambor <mjambor@suse.cz>
10195 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10196 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10197 (expand_expr_real_1): Do not handle misalignment if modifier is
10200 2012-03-14 Richard Guenther <rguenther@suse.de>
10202 PR middle-end/52584
10203 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10204 element type instead of mode, use build_vector_type_for_mode
10205 instead of the langhook, build a vector of proper signedness.
10206 (expand_vector_operations_1): Adjust.
10208 2012-03-14 Richard Guenther <rguenther@suse.de>
10210 PR middle-end/52582
10211 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10212 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10213 (gimple_get_virt_method_for_binfo): Likewise.
10215 2012-03-14 Richard Guenther <rguenther@suse.de>
10217 PR tree-optimization/52571
10218 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10219 flag_section_anchors check ...
10220 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10221 DECL_COMMON variables.
10223 2012-03-14 Richard Guenther <rguenther@suse.de>
10225 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10226 * stor-layout.c (start_bitfield_representative): New function.
10227 (finish_bitfield_representative): Likewise.
10228 (finish_bitfield_layout): Likewise.
10229 (finish_record_layout): Call finish_bitfield_layout.
10230 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10231 for QUAL_UNION_TYPE fields.
10232 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10233 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10234 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10236 PR middle-end/52080
10237 PR middle-end/52097
10238 PR middle-end/48124
10239 * expr.c (get_bit_range): Unconditionally extract bitrange
10240 from DECL_BIT_FIELD_REPRESENTATIVE.
10241 (expand_assignment): Adjust call to get_bit_range.
10243 2012-03-14 Richard Guenther <rguenther@suse.de>
10245 PR middle-end/52578
10246 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10247 the outermost conversion is a sign-change only.
10248 (fold_binary_loc): Disregard widening and sign-changing
10249 conversions when we determine if two variables are equal
10251 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10252 (T1)x if the outermost conversion is a sign-change only.
10254 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10257 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10259 * config/i386/predicates.md (constant_call_address_operand): Declare
10260 as special predicate. Update all uses.
10262 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10265 * c-parser.c (c_parser_postfix_expression)
10266 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10268 * config/i386/smmintrin.h: Avoid /* within a comment.
10269 * config/i386/nmmintrin.h: Likewise.
10271 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10273 * config/i386/i386.md (xbegin): Remove constraint from expander.
10275 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10277 * config/i386/predicates.md (constant_call_address_operand): Declare
10278 as special predicate. Update all uses.
10279 * config/i386/i386.md: Remove mode from constant_call_address_operand
10281 * config/i386/i386.c (ix86_output_call_insn): Call
10282 constant_call_address_operand with VOIDmode.
10284 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10286 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10287 AND zero extended address correctly.
10289 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10291 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10293 (tls_modbase_operand): Ditto.
10294 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10295 tls_modbase_operand predicates.
10297 2012-03-13 Martin Jambor <mjambor@suse.cz>
10299 * expr.c (expand_assignment): Handle misaligned scalar writes to
10300 memory through top-level MEM_REFs by calling store_bit_field.
10302 2012-03-13 Richard Guenther <rguenther@suse.de>
10304 PR middle-end/52134
10305 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10306 if Y is a constant multiple of 1 << CST.
10308 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10311 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10312 offset (size) to a value the insns can deal with.
10313 (expand_epilogue): Ditto.
10315 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10317 * config/arm/neon.ml (ops): Fixup expected instructions for
10318 unsigned vector compares.
10320 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10322 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10323 addresses only when %reg is not in word mode.
10325 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10327 * config/microblaze/microblaze.md: Fix typo.
10328 * tree-if-conv.c: Likewise.
10329 * tree-vect-patterns.c: Likewise.
10331 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10333 * config.gcc (extra_passes): Remove.
10334 * configure.ac (extra_passes): Don't substitute.
10335 * configure: Regenerate.
10336 * Makefile.in (EXTRA_PASSES): Remove.
10337 (GCC_PASSES): Remove $(EXTRA_PASSES).
10338 (MOSTLYCLEANFILES): Likewise.
10339 (native): Likewise.
10340 (install-common): Likewise.
10342 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10344 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10345 * config/i386/i386.c (ix86_decompose_address): Use
10346 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10347 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10348 thread pointer to a register.
10350 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10352 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10353 on tls_symbolic_operand.
10354 (tls_global_dynamic_64_<mode>): Likewise.
10356 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10359 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10360 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10362 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10365 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10366 type from reg_class_t to enum reg_class.
10367 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10369 2012-03-12 Andrew Pinski <apinski@cavium.com>
10371 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10372 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10373 (value_replacement): Likewise.
10374 (empty_block_p): Check also if the PHIs for the block are empty.
10376 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10379 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10380 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10381 r184615 from 2012-02-28.
10383 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10385 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10386 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10387 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10388 and ix86_gen_tls_local_dynamic_base_64.
10389 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10390 ix86_gen_tls_local_dynamic_base_64.
10392 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10393 (*tls_global_dynamic_64_<mode>): This.
10394 (tls_global_dynamic_64): Renamed to ...
10395 (tls_global_dynamic_64_<mode>): This.
10396 (*tls_local_dynamic_base_64): Renamed to ...
10397 (*tls_local_dynamic_base_64_<mode>): This.
10398 (tls_local_dynamic_base_64): Renamed to ...
10399 (tls_local_dynamic_base_64_<mode>): This.
10401 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10403 * config/i386/i386.c (ix86_option_override_internal): Properly
10404 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10405 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10406 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10407 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10409 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10410 (sse3_monitor64_<mode>): This.
10412 2012-03-12 Tristan Gingold <gingold@adacore.com>
10414 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10415 (ia64_function_arg_advance): Ditto.
10417 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10419 * config.gcc (mips*-*-openbsd*): Remove.
10420 * config/mips/openbsd.h: Remove.
10421 * config/mips/sdb.h: Remove.
10423 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10424 * config/mips/mips.c (sdb_label_count): Remove.
10425 (mips_debugger_offset): Remove #if 0 code.
10426 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10427 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10429 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10431 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10432 binutils reference.
10433 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10434 Update binutils references.
10435 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10436 Update binutils reference.
10437 Update Sun as/GNU ld caveat.
10438 Document binutils largefile requirement for LTO plugin.
10439 Remove reference to alternate libpthread.
10441 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10443 * config.gcc (alpha*-dec-osf5.1*): Remove.
10444 * config.host (alpha*-dec-osf*): Remove.
10445 * configure.ac (*-*-osf*): Remove.
10446 (alpha*-dec-osf*): Remove.
10447 * configure: Regenerate.
10449 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10450 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10452 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10453 * config/alpha/alpha.c (struct machine_function): Update comment.
10454 (alpha_start_function): Remove Tru64 UNIX as handling for
10456 * config/alpha/alpha.md ("exception_receiver"): Remove
10457 TARGET_LD_BUGGY_LDGP.
10458 ("*exception_receiver_2"): Likewise.
10459 * except.c (finish_eh_generation): Remove Tru64 reference.
10460 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10461 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10462 * target.def (handle_pragma_extern_prefix): Remove.
10464 * Makefile.in (mips-tfile.o-warn): Remove.
10465 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10466 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10467 * mips-tdump.c, mips-tfile.c: Remove.
10469 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10471 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10472 (Specific, alpha*-dec-osf5.1): Note removal.
10473 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10475 * doc/tm.texi: Regenerate.
10476 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10478 2012-03-12 Richard Guenther <rguenther@suse.de>
10480 * config/arm/arm.c (neon_dereference_pointer): Do not call
10481 covert during RTL expansion.
10483 2012-03-12 Tristan Gingold <gingold@adacore.com>
10485 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10486 Options. Mention -mpointer-size.
10488 2012-03-12 Richard Guenther <rguenther@suse.de>
10490 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10491 build_nonstandard_integer_type.
10493 2012-03-12 Richard Guenther <rguenther@suse.de>
10495 * tree.c (signed_or_unsigned_type_for): Use
10496 build_nonstandard_integer_type.
10497 (signed_type_for): Adjust documentation.
10498 (unsigned_type_for): Likewise.
10499 * tree-pretty-print.c (dump_generic_node): Use standard names
10500 for non-standard integer types if available.
10502 2012-03-12 Tristan Gingold <gingold@adacore.com>
10504 * config/vms/vms.opt: Add vms-opts.h header.
10505 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10507 (-mvms-return-codes): Document.
10508 (-mpointer-size): New option.
10509 (vms_pointer_size): Add enumeration.
10510 * config/vms/vms-opts.h: New file.
10511 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10512 __INITIAL_POINTER_SIZE.
10513 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10514 (C_COMMON_OVERRIDE_OPTIONS): Define.
10515 (DWARF2_ADDR_SIZE): Define.
10516 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10517 * config/vms/vms-protos.h (vms_c_common_override_options):
10519 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10520 if -mno-pointer-size.
10521 (vms_c_common_override_options): New function.
10522 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10523 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10524 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10525 and flag_vms_pointer_size.
10526 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10527 * config.gcc (*-*-*vms*): Define xm_file.
10528 (alpha*-dec-*vms*): Do not define xm_file.
10529 (alpha64-dec-*vms*): Remove.
10530 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10533 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10535 PR tree-optimization/51721
10536 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10537 if (int) unsvar cmp CST.
10539 2012-03-12 Richard Guenther <rguenther@suse.de>
10541 * tree-sra.c (create_access_replacement): Only rename the replacement
10542 if we can rewrite it into SSA form. Properly mark register typed
10543 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10544 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10545 for aggregate or BLKmode results.
10547 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10549 PR tree-optimization/52533
10550 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10551 type for mask, only handle shifts by non-zero in-range
10552 shift count, for LE_EXPR and GT_EXPR if new_val is
10553 maximum, don't add the assertion.
10555 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10557 * doc/invoke.texi: Document -mrtm option.
10558 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10559 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10560 (ix86_handle_option): Handle OPT_mrtm.
10561 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10563 (x86_64-*-*): Ditto.
10564 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10565 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10567 (ix86_target_string): Define -mrtm option.
10569 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10571 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10572 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10573 IX86_BUILTIN_XTEST.
10574 (bdesc_special_args): Ditto.
10575 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10576 (ix86_expand_special_args_builtin): Handle new built-in type.
10577 (ix86_expand_builtin): Handle XABORT instruction.
10578 * config/i386/i386.h (TARGET_RTM): New.
10579 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10580 (UNSPECV_XEND): Ditto.
10581 (UNSPECV_XABORT): Ditto.
10582 (UNSPECV_XTEST): Ditto.
10589 * config/i386/i386.opt (mrtm): New.
10590 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10591 * config/i386/rtmintrin.h: New header.
10592 * config/i386/xtestintrin.h: Ditto.
10594 2012-03-12 Tristan Gingold <gingold@adacore.com>
10596 * ginclude/stddef.h: Adjust previous patch.
10597 Use __VMS__ instead of VMS.
10599 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10601 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10602 Also convert sequences with CC setting arithmetic instruction.
10604 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10606 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10607 from C Language Options to Preprocessor Options.
10608 (C Dialect Options): Move -no-integrated-cpp documentation
10610 (Preprocessor Options): ...to here. Rewrite the description
10611 so it makes more sense, and remove discussion of merging front ends.
10613 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10615 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10617 (ix86_expand_setmem): Likewise.
10619 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10621 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10624 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10626 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10627 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10629 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10631 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10633 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10635 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10638 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10639 Uros Bizjak <ubizjak@gmail.com>
10641 * config/i386/predicates.md (call_insn_operand): Allow
10642 constant_call_address_operand in Pmode only.
10643 (sibcall_insn_operand): Ditto.
10644 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10645 (*call_vzeroupper): Ditto.
10647 (*sibcall_vzeroupper): Ditto.
10648 (*call_value): Ditto.
10649 (*call_value_vzeroupper): Ditto.
10650 (*sibcall_value): Ditto.
10651 (*sibcall_value_vzeroupper): Ditto.
10652 (*indirect_jump): Ditto.
10653 (*tablejump_1): Ditto.
10654 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10655 (tablejump): Ditto.
10656 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10659 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10662 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10663 Use movrt_negc instead of negc pattern for non-SH2A.
10664 (*movnegt): Remove.
10665 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10667 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10669 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10670 if Pmode != word_mode.
10671 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10672 Pmode == SImode for TARGET_X32.
10674 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10675 (tls_initial_exec_x32): Likewise.
10677 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10679 PR rtl-optimization/52528
10680 * combine.c (can_combine_p): Add setting of subst_low_luid
10681 before call to expand_field_assignment().
10683 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10685 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10686 and related program names.
10688 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10690 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10692 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10695 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10696 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10697 to set code to 'q'.
10698 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10699 (*movdi_internal_rex64): Use %E operand modifier for lea.
10700 (*movsi_internal): Ditto.
10702 (*lea<mode>_2): Ditto.
10703 (*lea_{3,4,5,6}_zext): Ditto.
10704 (*tls_global_dynamic_32_gnu): Ditto.
10705 (*tls_global_dynamic_64): Ditto.
10706 (*tls_dynamic_gnu2_lea_32): Ditto.
10707 (*tls_dynamic_gnu2_lea_64): Ditto.
10708 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
10710 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10712 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
10713 redefine to be NULL if the current bit-size is different from the
10714 configured bit-size.
10716 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
10717 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
10718 set the default tuning. Add asserts to make sure the cpu and tune
10719 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
10720 test whether the index is set, instead of > 0.
10721 (rs6000_file_start): Do not reset the default cpu if the current
10722 bit-size is different from the configured bit-size.
10724 2012-03-09 Tristan Gingold <gingold@adacore.com>
10726 * config/vms/vms-crtlmap.map: Add comments.
10727 Add entries needed to build Ada RTS.
10729 2012-03-09 Tristan Gingold <gingold@adacore.com>
10731 * ginclude/stddef.h: Do not define __size_t on VMS.
10733 2012-03-09 Tristan Gingold <gingold@adacore.com>
10735 * c-tree.h (c_default_pointer_mode): New variable.
10736 * c-decl.c (c_default_pointer_mode): New variable.
10737 (c_build_pointer_type): New function.
10738 (grokdeclarator): Call c_build_pointer_type instead
10739 of build_pointer_type.
10741 * config/vms/vms-c.c: Include c-tree.h
10742 (saved_pointer_mode): New variable.
10743 (handle_pragma_pointer_size): New function.
10744 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
10745 (vms_c_register_pragma): Register __pointer_size and
10746 __required_pointer_size pragmas.
10748 2012-03-09 Tristan Gingold <gingold@adacore.com>
10750 * config/vms/vms-c.c (vms_construct_include_filename): New function.
10751 (vms_c_register_includes): Reference it.
10753 2012-03-09 Andrew Pinski <apinski@cavium.com>
10755 PR middle-end/51988
10756 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
10757 print_generic_expr.
10758 (tree_ssa_phiopt_worker): Go through all the PHIs for
10759 value_replacement instead of just the singleton one.
10760 (value_replacement): Change return type to int. Return 0 instead of
10762 Allow the middle basic block to contain more than just the defining
10764 Handle non empty middle basic blocks.
10765 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
10767 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
10769 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
10770 array reference and component reference.
10771 (analyze_scalar_evolution_for_address_of): New.
10773 2012-03-08 Jie Zhang <jzhang918@gmail.com>
10776 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
10777 (hwloop_pattern_reg): Fix set but not used warning.
10778 (bfin_reorg_loops): Remove unused parameter.
10779 (bfin_reorg): Update use of bfin_reorg_loops.
10781 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
10783 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
10784 with integer parameters in registers.
10785 (gen_push): Push register in word_mode instead of Pmode.
10786 (ix86_emit_save_regs): Likewise.
10787 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
10788 (gen_pop): Pop register in word_mode instead of Pmode.
10789 (ix86_emit_restore_regs_using_pop): Likewise.
10790 (ix86_expand_prologue): Replace Pmode with word_mode for push
10791 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
10792 restore RAX and R10 in word_mode.
10793 (ix86_emit_restore_regs_using_mov): Restore integer registers
10795 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
10797 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
10798 (ix86_split_long_move): Likewise.
10800 * config/i386/i386.md (W): New.
10801 (*push<mode>2_prologue): Replace :P with :W.
10802 (*pop<mode>1): Likewise.
10803 (*pop<mode>1_epilogue): Likewise.
10804 (push/pop peephole2): Use word_mode scratch registers.
10806 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10808 * config/i386/predicates.md (indirect_branch_operand): Simplify.
10810 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10812 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
10813 for constants in [-63,63].
10815 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10819 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10821 * config/i386/i386.c (ix86_print_operand_address): Only handle
10822 zero-extended DImode addresses.
10824 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10826 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
10827 * configure: Regenerate.
10829 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10832 * config/avr/avr.c (avr_mem_clobber): New static function.
10833 (avr_expand_delay_cycles): Add memory clobber operand to
10834 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
10835 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
10836 (enable_interrupt, disable_interrupt): New expander.
10837 (nopv, sleep, wdr): New expanders.
10838 (delay_cycles_1): Add memory clobber.
10839 (delay_cycles_2): Add memory clobber.
10840 (delay_cycles_3): Add memory clobber.
10841 (delay_cycles_4): Add memory clobber.
10842 (cli_sei): New insn from former "enable_interrupt",
10843 "disable_interrupt" with memory clobber.
10844 (*wdt): New insn from former "wdt" with memory clobber.
10845 (*nopv): Similar, but for "nopv".
10846 (*sleep): Similar, but for "sleep".
10848 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
10849 Kaz Kojima <kkojima@gcc.gnu.org>
10852 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
10853 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
10854 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10856 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10858 * config/i386/predicates.md (x86_64_zext_general_operand): New.
10859 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
10860 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
10862 2012-03-07 Walter Lee <walt@tilera.com>
10864 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
10865 REG_CFA_* notes for the stack pointer.
10866 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
10867 EH_RETURN_STACKADJ_RTX.
10868 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
10869 generate REG_CFA_* notes for the stack pointer.
10870 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
10871 by EH_RETURN_STACKADJ_RTX.
10873 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10875 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
10876 when __AVR_3_BYTE_PC__ is defined.
10878 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10880 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
10881 (ix86_print_operand): Handle '^'.
10882 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
10883 using P mode iterator. Add %^ to asm template to conditionally emit
10885 (*rep_movdi_rex64): Ditto.
10886 (*strsetdi_rex_1): Ditto.
10887 (*rep_stosdi_rex64): Ditto.
10888 (*strmov{si,hi,qi}_1): Add %^ to asm template to
10889 conditionally emit addr32 prefix.
10890 (*rep_mov{si,qi}): Ditto.
10891 (*strset{si,hi,qi}): Ditto.
10892 (*rep_stos{si,qi}): Ditto.
10893 (*cmpstrnqi_nz_1): Ditto.
10894 (*cmpstrnqi_1): Ditto.
10895 (*strlenqi_1): Ditto.
10897 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
10899 * config/i386/i386.c (function_value_64): Return pointers in
10900 word_mode instead of Pmode.
10901 (ix86_promote_function_mode): Likewise.
10903 2012-03-07 Richard Guenther <rguenther@suse.de>
10905 * coverage.c (get_gcov_type): Use type_for_mode.
10906 (get_gcov_unsigned_t): Likewise.
10907 * expr.c (store_constructor): Use type_for_mode.
10908 (try_casesi): Likewise.
10909 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
10910 (add_standard_iv_candidates): Use standard type trees.
10911 * dojump.c (do_jump): Remove dead code.
10913 2012-03-07 Richard Guenther <rguenther@suse.de>
10915 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
10917 2012-03-07 Richard Guenther <rguenther@suse.de>
10919 * convert.c (strip_float_extensions): Move ...
10920 * tree.c (strip_float_extensions): ... here.
10922 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10925 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
10927 2012-03-07 Richard Guenther <rguenther@suse.de>
10929 * omp-low.c (extract_omp_for_data): Use signed_type_for.
10930 (expand_omp_for_generic): Likewise.
10931 (expand_omp_for_static_nochunk): Likewise.
10932 (expand_omp_for_static_chunk): Likewise.
10933 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
10934 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
10935 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
10936 Use unsigned_type_for.
10937 (vect_create_cond_for_align_checks): Use signed_type_for.
10939 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
10941 PR rtl-optimization/52203
10942 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
10943 all callers to pass NULL except ...
10944 (reset_sched_cycles_in_current_ebb): ... here, save the value
10945 in new variable 'empty'. Increase issue_rate only for
10948 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
10951 * Makefile.in: Let install-gcc-ar depend on installdirs,
10952 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
10953 Don't double canonicalize if cross-compiling.
10955 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10958 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
10959 to: RAMPZ, RAMPY, RAMPX, RAMPD.
10960 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
10962 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10965 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
10967 * config/avr/avr.md (xload_8): Adjust insn length.
10969 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10972 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
10973 if RAMPZ affects reading from RAM.
10975 2012-03-07 Richard Guenther <rguenther@suse.de>
10979 * doc/invoke.texi (Precompiled Headers): Remove sentence that
10980 suggests you can include PCHs from inside another header.
10982 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
10984 PR middle-end/52515
10985 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
10987 2012-03-07 Kai Tietz <ktietz@redhat.com>
10989 * doc/invoke.texi (fwritable-relocated-rdata): Document
10990 new Cygwin/MinGW target option.
10991 * config/i386/winnt.c (i386_pe_unique_section): Ignore
10992 reloc if flag -fwritable-relocated-rdata is not set.
10993 (i386_pe_section_type_flags): Likewise.
10994 * config/i386/cygming.opt (fwritable-relocated-rdata):
10995 Add new flag variable flag_writable_rel_rdata.
10997 2012-03-07 Richard Guenther <rguenther@suse.de>
10999 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11000 precision against gimple constraints.
11002 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11004 PR middle-end/52372
11005 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11007 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11008 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11010 (init_emit_regs): Move associated initialization to...
11011 (init_emit_once): ...here.
11013 2012-03-06 Richard Henderson <rth@redhat.com>
11015 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11016 * config/m68k/sync.md (atomic_test_and_set): Use it.
11017 (atomic_test_and_set_1): Likewise.
11019 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11022 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11023 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11024 (vector_ltgt<mode>): Likewise.
11025 (vector_ordered<mode>): Likewise.
11026 (vector_unordered<mode>): Likewise.
11027 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11029 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11031 * trans-mem.c: New typedef for tm_region_p.
11032 Define vector types for tm_region_p.
11033 (tm_region_init): Replace region_worklist to a vector called
11036 2012-03-06 Richard Guenther <rguenther@suse.de>
11038 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11039 MEM_REF with constant pointer operand.
11041 2012-03-06 Richard Guenther <rguenther@suse.de>
11043 PR middle-end/52493
11044 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11046 2012-03-06 Tristan Gingold <gingold@adacore.com>
11048 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11049 (external_model_kind): Improve documentation.
11050 (vms_pragma_extern_model): Handle relaxed_redef.
11051 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11053 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11055 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11056 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11057 Some more notes on EIND usage and reorder EIND subsection.
11059 2012-03-06 Tristan Gingold <gingold@adacore.com>
11061 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11062 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11064 2012-03-06 Tristan Gingold <gingold@adacore.com>
11066 * config/vms/t-vmsnative (version): Define.
11067 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11069 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11071 PR rtl-optimization/52250
11072 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11073 to put note list into. Unconditionally call move_bb_info.
11074 (move_bb_info): Do not assert the blocks being in the same region,
11075 just drop the note list if they are not.
11077 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11080 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11081 and use unified expansion logic.
11082 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11083 closer to the existing movt insn.
11084 (negc): Rename insn to *negc. Add new expander.
11085 (movnegt): Use xor pattern for T bit negation. Reserve helper
11086 constant for negc pattern.
11087 (*movnegt): New insn and splitter.
11089 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11091 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11094 2012-03-05 Richard Henderson <rth@redhat.com>
11096 * genemit.c (main): Include "target.h" in insn-emit.c.
11097 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11098 * config/sh/sync.md (atomic_test_and_set): Reference
11099 targetm.atomic_test_and_set_trueval instead of
11100 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11102 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11104 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11107 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11109 * langhooks.c (add_builtin_type): New function.
11110 * langhooks.h (add_builtin_type): Export it.
11111 * config/mep/mep.c (mep_init_builtins): Use it.
11112 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11114 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11117 * tree.h (BLOCK_SAME_RANGE): Define.
11118 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11119 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11120 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11121 isn't equal to supercontext fragment's fragment chain.
11122 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11124 (blocks_nreverse_all): Likewise.
11125 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11126 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11127 supercontext fragment's fragment origin.
11128 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11129 range as its parent (or parents thereof etc.), use the parent's
11130 DW_AT_ranges value instead of creating a new .debug_ranges range.
11132 2012-03-05 Richard Henderson <rth@redhat.com>
11135 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11136 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11137 BIGGEST_ALIGNMENT is aligned.
11139 2012-03-05 Richard Henderson <rth@redhat.com>
11141 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11142 * config/sh/sh.c: ... here.
11144 2012-03-05 Richard Henderson <rth@redhat.com>
11147 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11148 instead of calling negqi2 directly.
11150 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11152 PR middle-end/52463
11153 * trans-mem.c (tm_region_init): Use last_basic_block.
11155 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11157 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11158 * config/sh/sync.md (atomic_test_and_set): New expander.
11159 (tasb, atomic_test_and_set_soft): New insns.
11160 * config/sh/sh.opt (menable-tas): New option.
11161 * doc/invoke.texi (SH Options): Document it.
11163 2012-03-05 Richard Guenther <rguenther@suse.de>
11165 * cfgloop.c (verify_loop_structure): Verify dominators before
11167 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11168 dominators from here.
11169 * graphite-scop-detection.c (create_sese_edges): Likewise.
11170 * loop-doloop.c (doloop_optimize_loops): Likewise.
11171 * loop-init.c (loop_optimizer_init): Likewise.
11172 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11173 * loop-unswitch.c (unswitch_loops): Likewise.
11174 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11175 * tree-parloops.c (parallelize_loops): Likewise. Verify
11176 only when checking is enabled.
11177 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11179 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11181 * genautomata.c (parse_automata_opt): New static function.
11182 (initiate_automaton_gen): Remove all option handling code. Remove
11183 argc argument. All callers changed.
11184 (main): Call init_rtx_reader_args_cb with the new function as argument.
11186 2012-03-05 Richard Guenther <rguenther@suse.de>
11188 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11189 * tree-if-conv.c (combine_blocks): Free post-dominator info
11191 * tree-parloops.c (create_parallel_loop): Free and re-compute
11192 dominator info after breaking it.
11194 2012-03-05 Richard Guenther <rguenther@suse.de>
11196 PR middle-end/52353
11197 * optabs.h (trapv_unoptab_p): New function.
11198 (trapv_binoptab_p): Likewise.
11199 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11200 a proper equiv_may_trap argument.
11201 (expand_unop): Likewise.
11202 (emit_libcall_block_1): Take extra argument whether the
11203 instruction may trap. Renamed from ...
11204 (emit_libcall_block): ... this. New wrapper.
11206 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11208 PR tree-optimization/51721
11209 * tree-vrp.c (register_edge_assert_for_2): If comparing
11210 lhs of right shift by constant with an integer constant,
11211 add ASSERT_EXPRs for the rhs1 of the right shift.
11213 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11215 2012-03-05 Richard Guenther <rguenther@suse.de>
11217 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11218 (integer_onep): Likewise.
11219 (integer_all_onesp): Likewise.
11221 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11223 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11225 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11227 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11228 instead of TARGET_64BIT.
11230 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11232 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11235 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11237 * config/i386/i386.c (ix86_print_operand_address): Only handle
11238 zero-extended DImode addresses.
11240 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11242 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11243 taken and cputaken as bool.
11245 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11247 * config/i386/constraints.md (Ya): New internal constraint.
11248 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11249 (*zero_extendsidi2_rex64): Add x,x alternative.
11250 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11251 Remove flags reg clobber. Adjust corresponding splits.
11252 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11253 zero_extendqisi2 expanders using SWI12 mode iterator.
11254 (zero_extend<mode>si2_and): Macroize insn from
11255 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11257 (*zero_extend<mode>si2): Macroize insn from
11258 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11259 (*zero_extend*2_movzbl_and): Remove insn patterns.
11260 (zero_extendqihi2_and): Merge corresponding splitter.
11261 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11262 (*zero_extend*2_movzbl_and): Remove insn patterns.
11263 (*anddi_1): Split TYPE_IMOVX instructions.
11264 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11266 (and->zext splitter): Add splitter pattern.
11267 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11269 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11271 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11273 (Debugging Options): Likewise.
11274 (Optimize Options): Likewise.
11275 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11276 with other architectures. Use official processor names with correct
11277 spelling/capitalization. Fix formatting and grammar issues.
11278 (i386 and x86-64 Windows Options): Similar cleanup here.
11280 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11282 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11284 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11286 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11287 DBX_REGISTER_NUMBER.
11289 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11291 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11292 operand is CONST_INT. Take COSTS_N_INSNS into account.
11293 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11296 2012-03-02 Richard Henderson <rth@redhat.com>
11298 * optabs.c (expand_atomic_test_and_set): Honor
11299 atomic_test_and_set_trueval even when atomic_test_and_set
11300 optab is not in use.
11302 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11306 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11307 GENERAL_REGS and FP_REGS for SImode.
11309 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11312 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11313 (absdi2): New expander.
11314 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11316 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11318 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11319 (atomic_exchange<mode>_soft): New insn.
11321 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11323 * config/sh/sync.md: Update copyright notice dates.
11324 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11326 (atomic_compare_and_swap<mode>_soft): Likewise.
11328 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11331 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11332 * config/sh/sh.c: Update copyright notice dates.
11333 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11334 alignment for TARGET_HARD_SH4.
11335 (sh_option_override): Reduce default function alignment. Set
11336 loop alignment to 4 bytes when not optimizing for size.
11338 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11340 PR middle-end/50335
11341 * doc/invoke.texi (floop-flatten): Remove.
11342 * toplev.c (process_options): Remove references to flag_loop_flatten.
11343 * tree-ssa-loop.c (gate_graphite_transform): Same.
11344 * common.opt (floop-flatten): Obsolete.
11345 * graphite-poly.c (apply_poly_transforms): Remove reference to
11347 * Makefile.in (graphite-flattening.o): Remove.
11348 * graphite-flattening.c: Remove.
11350 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11352 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11353 having mode compatible with the mode of previous compare. Substitute
11354 compare mode of previous compare with the mode, compatible
11355 with eliminated and previous compare.
11357 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11359 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11361 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11363 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11364 compatible with CCGOCmode and CCGCmode.
11366 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11368 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11370 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11372 * config/arm/arm.c (arm_sat_operator_match): New function.
11373 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11374 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11375 ("SAT", "SATrev"): New code iterators.
11376 ("SATlo", "SAThi"): New code iterator attributes.
11377 ("*satsi_<SAT:code>"): New pattern.
11378 ("*satsi_<SAT:code>_shift"): Likewise.
11379 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11380 and "shift" attributes.
11381 ("arm_usatsihi"): Add "insn" attribute.
11382 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11383 by powers of two. Do not allow shift by 32.
11385 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11388 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11389 to pass the argument in the register of "natural" mode.
11391 2012-03-02 Richard Guenther <rguenther@suse.de>
11393 PR tree-optimization/52406
11394 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11395 (struct indices): Add unconstrained_base member.
11396 (struct dr_alias): Remove unused vops member.
11397 (DR_UNCONSTRAINED_BASE): New define.
11398 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11399 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11400 be an artificial access that covers the whole indexed object,
11401 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11402 plain decl base-objects to their MEM_REF variant.
11403 (dr_may_alias_p): When the base-object of either data reference
11404 has unknown size use only points-to information.
11405 (compute_affine_dependence): Make dumps easier to read and
11407 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11408 DR_REF when looking for packed references.
11409 (vect_supportable_dr_alignment): Likewise.
11411 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11413 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11414 Improve conditions for peepholes of loads followed by commutative
11416 * config/arm/ldmstm.md: Regenerated.
11418 2012-03-02 Richard Guenther <rguenther@suse.de>
11420 * BASE-VER: Set to 4.8.0.
11422 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11424 * config.gcc (obsolete): Add all ARM targets using the FPA.
11425 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11426 * doc/install.texi: Avoid references to obsolete ARM ports.
11428 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11430 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11432 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11433 Joern Rennecke <joern.rennecke@embecosm.com>
11435 * doc/extend.texi: Expand and update information on interrupt
11436 attribute for Epiphany.
11438 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11440 * config/sh/sh-protos.h: Update copyright notice dates.
11441 * config/sh/sh.h: Likewise.
11442 * config/sh/sh.md: Likewise.
11443 * config/sh/constraints.md: Likewise.
11444 * config/sh/predicates.md: Likewise.
11446 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11448 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11449 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11451 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11453 * config/sh/constraints.md: Fix comment typo.
11455 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11458 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11459 unsigned HOST_WIDE_INT.
11460 (zvdep_imm64): Likewise.
11461 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11462 (vdepi_and): Likewise.
11463 Likewise for unamed 64-bit patterns.
11464 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11466 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11469 PR rtl-optimization/52417
11470 * cselib.c (cselib_any_perm_equivs): New variable.
11471 (cselib_reset_table): Check that it's not set when not
11472 preserving constants.
11473 (cselib_add_permanent_equiv): Set it.
11474 (cselib_have_permanent_equivalences): New.
11475 (cselib_init, cselib_finish): Reset it.
11476 * cselib.h (cselib_have_permanent_equivalences): Declare.
11477 * alias.c (get_addr): Restore earlier behavior when there
11478 aren't permanent equivalences.
11480 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11482 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11483 * config/v850/v850-modes.def: Fix copyright notice.
11485 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11487 * doc/extend.texi (AVR Built-in Functions): Document
11488 __builtin_avr_flash_segment.
11490 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11491 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11492 (*split.flash_segment): New insn-and-split.
11493 * config/avr/avr.c (avr_init_builtins): Add local variables:
11494 const_memx_void_node, const_memx_ptr_type_node,
11495 char_ftype_const_memx_ptr.
11497 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11499 PR tree-optimization/52445
11500 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11501 add ssa_name_ver, offset and size fields and change store field
11503 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11504 (add_or_mark_expr): Likewise. Only consider previous stores
11505 with the same size and offset.
11506 (nt_init_block): Only look at gimple_assign_single_p stmts,
11507 doesn't look at rhs2.
11509 2012-03-01 Richard Guenther <rguenther@suse.de>
11511 PR middle-end/52443
11512 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11513 conversions from integral types to pointer types.
11515 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11517 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11518 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11519 unintentionally removed in r184616.
11521 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11523 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11526 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11527 Uros Bizjak <ubizjak@gmail.com>
11530 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11531 alternatives, add "e" constraint to the new last alternative
11532 and ! to last 3 alternatives.
11534 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11536 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11537 DW_AT_artificial attributes at the end of the processing.
11538 (gen_array_type_die): Likewise.
11539 (gen_enumeration_type_die): Likewise.
11540 (gen_struct_or_union_type_die): Likewise.
11541 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11544 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11546 PR middle-end/52419
11547 * expr.c (expand_assignment): If doing misaligned store that doesn't
11548 cover all mode bits, perform a RMW cycle.
11550 PR tree-optimization/52429
11551 * tree-parloops.c (separate_decls_in_region_debug): Return early
11552 if var is LABEL_DECL.
11554 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11556 PR tree-optimization/52424
11557 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11558 calling dom_thread_across_edge.
11560 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11562 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11564 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11566 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11567 * config/avr/avr.c (avr_output_bld): Remove unused function.
11568 (avr_out_sbxx_branch): Use "%T" to print bit position.
11570 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11572 * config/avr/avr.md: Untabify.
11574 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11576 * config/avr/avr.md (eqne): New code iterator.
11577 (*dec-and-branchsi): Use it in text peephole's condition.
11578 (*dec-and-branchhi): Ditto.
11579 (*dec-and-branchqi): Ditto.
11581 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11584 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11585 the device does not have the skip-bug.
11587 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11589 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11590 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11591 -mpretend-cmove): New.
11593 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11596 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11597 doesn't count DEBUG_INSN refs.
11598 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11599 for DEBUG_INSN refs.
11601 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11605 2012-02-20 Richard Guenther <rguenther@suse.de>
11606 PR tree-optimization/52298
11607 * tree-vect-stmts.c (vectorizable_load): Properly use
11608 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11610 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11612 PR middle-end/51752
11613 * gimple.h (gimple_in_transaction): New.
11614 (gimple_set_in_transaction): New.
11615 (struct gimple_statement_base): Add in_transaction field.
11616 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11618 (tree_ssa_lim_initialize): Compute transaction bits.
11619 * tree.h (compute_transaction_bits): Protoize.
11620 * trans-mem.c (tm_region_init): Use the heap to store BB
11622 (compute_transaction_bits): New.
11624 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11626 * gcc.c (display_help): Document --help=common and sort entries
11629 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11631 * doc/install.texi: Document check-$LANG specific shortcuts
11633 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11636 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11638 * config/arm/arm_neon.h: Regenerate.
11639 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11640 (neon_vcgeu): New insn.
11641 (neon_vcgtu): Likewise.
11642 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11643 (ops): Unsigned comparison intrinsics call a different builtin.
11645 2012-02-28 Richard Guenther <rguenther@suse.de>
11648 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11649 ordering for the VEC_CONCAT for two element vectors for
11650 V2SFmode, V2SImode and V2DImode.
11652 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11655 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11656 detecting big-endian triplets.
11658 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11660 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11661 mode if there is no type information available.
11663 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11665 PR tree-optimization/53207
11666 * doc/invoke.texi: Document as experimental and relying on graphite.
11668 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11670 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11671 of initializer to changes from r184614.
11673 2012-02-28 Richard Guenther <rguenther@suse.de>
11675 PR tree-optimization/52395
11676 * tree-sra.c (build_ref_for_offset): Also look at the base
11677 TYPE_ALIGN when figuring out the alignment of the replacement.
11679 2012-02-28 Richard Guenther <rguenther@suse.de>
11681 PR tree-optimization/52402
11682 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11683 mis-aligned types when creating the accesses at the call site.
11685 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11687 * config/avr/builtins.def: New file.
11688 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11689 * config/avr/avr.c (enum avr_builtin_id): Use it.
11690 (avr_init_builtins): Use it. And use avr_bdesc.
11691 (bdesc_1arg): Remove.
11692 (bdesc_2arg): Remove.
11693 (bdesc_3arg): Remove.
11694 (struct avr_builtin_description): Add field n_args.
11695 (avr_bdesc): New static variable using builtins.def.
11696 (avr_expand_builtin): Use it.
11697 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11698 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11699 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11701 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11704 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11705 match only one single hard register with respective hard reg rtx.
11706 (movmemx_<mode>): Ditto.
11707 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11708 insn anatomy of movmem[x]_<mode>.
11709 (avr_out_movmem): Same for printing assembler and operand usage.
11711 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11715 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
11716 address spaces located outside of device flash.
11718 * config/avr/avr.h (base_arch_s): Remove field n_segments.
11719 (mcu_type_s): Add field n_flash.
11720 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
11721 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
11722 (AVR_MCU): Add N_FLASH argument.
11723 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
11724 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
11725 macro __FLASH<n> if that address space makes sense for the device.
11726 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
11727 outside of target flash.
11728 (avr_asm_named_section): Ditto.
11729 (avr_asm_select_section): Ditto.
11730 (avr_addr_space_convert): Ditto.
11731 (avr_emit_movmemhi): Ditto.
11732 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
11733 address space is outside of device flash.
11734 (avr_insert_attributes): Ditto.
11735 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
11736 avr_current_arch->n_segments.
11738 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
11741 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
11742 (*movabs<mode>_2): Likewise.
11744 2012-02-27 Jakub Jelinek <jakub@redhat.com>
11747 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
11748 s_register_operand in the test instead of REG_P. Don't call
11749 gen_reg_rtx if it won't be used.
11751 PR tree-optimization/52376
11752 * ipa-split.c (split_function): Ignore CLOBBER stmts.
11754 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
11756 * ifcvt.c (noce_get_condition): Check condition variable is not
11757 small_register_classes_for_mode_p before accepting.
11759 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
11761 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
11763 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11766 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11767 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11769 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11771 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
11773 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
11775 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
11777 * config/sh/predicates.md: Remove blank lines.
11778 * config/sh/sh.c: Fix typos in comments.
11779 * config/sh/constraints.md: Likewise.
11780 * config/sh/sh.md: Remove blank lines.
11781 Fix typos in comments. Use ;; as comment characters.
11783 2012-02-26 Walter Lee <walt@tilera.com>
11785 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
11786 (replace_mov_pcrel_step2): Ditto.
11788 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
11791 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
11792 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
11793 and locs that reference values newer than the non-canonical value
11794 at hand. Return the canonical value as a worst case.
11795 (memrefs_conflict_p): Walk canonical value's locs.
11798 * cselib.c (preserve_only_constants): Rename to...
11799 (preserve_constants_and_equivs): ... this. Split out...
11800 (invariant_or_equiv_p): ... this. Preserve plus expressions
11801 of other preserved expressions too.
11802 (cselib_reset_table): Adjust.
11803 * var-tracking.c (reverse_op): Use canonical value to build
11806 2012-02-23 Kai Tietz <ktietz@redhat.com>
11808 * config/i386/i386.c (ix86_delegitimize_address): Handle
11809 UNSPEC_PCREL plus displacement.
11811 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
11814 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
11815 to test for unusedness in st X addressing.
11817 2012-02-24 Richard Guenther <rguenther@suse.de>
11819 PR middle-end/52361
11820 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
11821 (is_gimple_reg_type): Move inline ...
11822 * gimple.h (is_gimple_reg_type): ... here.
11824 2012-02-24 Richard Guenther <rguenther@suse.de>
11826 PR middle-end/52361
11827 * passes.c (execute_function_todo): When verifying SSA form
11828 verify gimple form first.
11829 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
11831 2012-02-24 Richard Guenther <rguenther@suse.de>
11833 PR middle-end/52355
11834 * fold-const.c (fold_addr_of_array_ref_difference): New function.
11835 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
11837 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11839 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
11841 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11843 * tree-phinodes.c (make_phi_node): Mark static.
11844 * tree-flow.h (make_phi_node): Remove extern decl.
11845 * doc/gimple.texi (make_phi_node): Remove documentation.
11847 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11849 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
11850 * tree-ssa-sccvn.c (print_scc): Ditto.
11852 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11854 * doc/passes.texi (Full redundancy elimination): Fix typo.
11856 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11858 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
11860 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
11863 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
11865 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
11868 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
11870 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
11872 * config/avr/avr.md (code_stdname): Add ior, xor.
11873 (xior): New code iterator.
11874 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
11875 (*<code_stdname><mode>qi.byte1-3): Ditto.
11877 2012-02-23 Jakub Jelinek <jakub@redhat.com>
11879 PR tree-optimization/52019
11880 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
11883 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11885 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
11886 HAVE_INITFINI_ARRAY to work around namespace pollution in
11887 certain versions of newlib system headers.
11888 * config.in: Regenerate.
11889 * configure: Regenerate.
11890 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
11891 instead of HAVE_INITFINI_ARRAY.
11893 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
11896 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
11897 is not offsettable memory reference.
11899 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11902 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
11903 setting avr_need_clear_bss_p for __gnu_lto* symbols.
11905 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11907 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
11908 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
11910 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11912 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
11913 library on Solaris 8 even without TLS support.
11914 * configure: Regenerate.
11916 2012-02-22 Richard Guenther <rguenther@suse.de>
11918 PR middle-end/52329
11919 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
11920 for GIMPLE_DEBUG stmts.
11922 2012-02-22 Martin Jambor <mjambor@suse.cz>
11924 PR middle-end/51782
11925 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
11926 according to the base object.
11928 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11930 PR rtl-optimization/50063
11931 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
11932 and 2 (8-bit SP) in operand 2.
11933 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
11934 setup to use movhi_sp_r instead of vanilla move to write SP.
11935 Adjust REG_CFA notes to superseed unspec.
11936 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
11938 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
11939 known to be off) only with TARGET_NO_INTERRUPTS. Never use
11940 irq_state 1 (IRQ known to be on) here.
11942 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
11944 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
11946 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
11947 assign_hard_reg): Likewise.
11949 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11951 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
11953 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11955 * config/avr/avr.md
11956 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
11957 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
11959 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11961 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
11962 prototype from here to...
11963 * config/avr/avr.h: ...here.
11965 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
11968 * thumb2.md (thumb2_shiftsi3_short): Split register and
11969 immediate shifts. For register shifts tie operands 0 and 1.
11970 (peephole2 for above): Check that register-controlled shifts
11971 have suitably tied operands.
11973 2012-02-21 Quentin Neill <quentin.neill@amd.com>
11976 * config/i386/bdver1.md (bdver1_call, bdver1_push,
11977 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
11978 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
11979 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
11980 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
11981 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
11982 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
11983 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
11984 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
11985 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
11986 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
11987 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
11988 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
11989 bdver1_ssevector_avx256_unaligned_load,
11990 bdver1_ssevector_sse128_unaligned_load,
11991 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
11992 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
11993 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
11994 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
11995 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
11996 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
11997 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
11998 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
11999 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12000 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12001 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12002 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12003 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12004 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12005 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12006 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12007 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12008 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12009 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12010 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12011 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12012 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12013 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12014 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12015 bdver1_ssediv_double_load, bdver1_ssediv_double,
12016 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12017 Add "bdver2" attribute.
12019 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12021 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12022 default if possible and not specified otherwise.
12024 2012-02-21 Richard Guenther <rguenther@suse.de>
12026 PR middle-end/52314
12027 * gimplify.c (create_tmp_from_val): Use the main variant type
12028 for the type of the temporary we create.
12030 2012-02-21 Richard Guenther <rguenther@suse.de>
12032 PR tree-optimization/52324
12033 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12034 do not gimplify a MEM_REF address operand if it is already
12037 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12039 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12040 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12042 2012-02-21 Richard Guenther <rguenther@suse.de>
12044 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12045 nested_in_vect_loop.
12047 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12049 PR tree-optimization/52318
12050 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12051 vdef also to non-pure/const call stmts in the sequence.
12053 2012-02-21 Tristan Gingold <gingold@adacore.com>
12055 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12057 2012-02-20 David S. Miller <davem@davemloft.net>
12059 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12060 don't use the "rd %pc" instruction on v9 for PIC register loads.
12062 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12064 PR middle-end/52141
12065 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12066 in a transaction safe function.
12068 2012-02-20 Kai Tietz <ktietz@redhat.com>
12071 * stor-layout.c (place_field): Handle desired_align for
12074 2012-02-20 Richard Guenther <rguenther@suse.de>
12076 PR tree-optimization/52298
12077 * tree-vect-stmts.c (vectorizable_store): Properly use
12078 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12080 (vectorizable_load): Likewise.
12081 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12082 Access DR_STEP after ensuring it is not NULL.
12084 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12086 PR tree-optimization/52286
12087 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12088 optimization use double_int_to_tree instead of build_int_cst_wide,
12089 rewrite to use double_int vars.
12091 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12094 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12096 Remove -e 0 from $gcc_cv_ld invocation.
12097 Only use __GLIBC_PREREQ if defined.
12098 Enable on Solaris since Solaris 8 patch.
12099 (gcc_SUN_LD_VERSION): New macro.
12100 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12101 gcc_SUN_LD_VERSION for version number format.
12102 * configure: Regenerate.
12103 * varasm.c (get_elf_initfini_array_priority_section): Set
12104 SECTION_NOTYPE for non-default priority.
12105 Use get_section instead of get_unnamed_section to emit
12106 .init_array/.fini_array with default priority.
12108 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12110 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12111 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12112 (mips_start_unique_function, mips_output_mips16_rdhwr)
12113 (mips_code_end): New functions.
12114 (TARGET_ASM_CODE_END): Define.
12116 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12118 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12119 to stubs with non-sibling calls.
12121 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12123 * doc/invoke.texi (-fira-* options): Copy-edit.
12124 (ira-* parameters): Copy-edit.
12126 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12128 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12129 GCC coding conventions.
12131 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12133 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12134 when used as adjectives.
12136 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12138 * doc/invoke.texi: Clean up "that"/"which" confusion.
12140 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12142 * system.h: Poison SMALL_REGISTER_CLASSES
12143 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12144 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12146 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12148 PR tree-optimization/52285
12149 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12150 when deciding if a call is a tail call or tail recursion.
12152 2012-02-16 Kai Tietz <ktietz@redhat.com>
12154 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12155 interger-constant displacement for UNSPEC_PCREL.
12157 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12159 PR rtl-optimization/52208
12160 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12161 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12163 PR tree-optimization/52255
12164 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12165 loop->header has virtual PHI, but exit_e->dest doesn't, add
12166 virtual PHI to exit_e->dest and adjust all uses after the loop.
12169 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12170 children with clone_tree_hash, not after it.
12172 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12174 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12175 extended identifiers.
12177 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12179 PR middle-end/51929
12180 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12181 a same_body_alias, also test whether e->callee isn't a former
12182 or current clone of the decl this is a same body alias of.
12184 PR translation/52264
12185 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12187 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12189 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12191 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12194 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12195 force_reg instead of copy_to_reg for better optimization. Force
12196 non-register or memory operands into a register.
12198 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12200 * extend.texi: Reserve upper bits of memory model for future use.
12202 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12203 Anatoly Sokolov <aesok@post.ru>
12204 Eric Weddington <eric.weddington@atmel.com>
12207 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12208 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12209 Rewrite initializers for .macro.
12210 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12211 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12212 atxmega32d4, atxmega32x1.
12213 avrxmega4: atxmega64a3, atxmega64d3.
12214 avrxmega5: atxmega64a1, atxmega64a1u.
12215 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12216 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12217 avrxmega7: atxmega128a1, atxmega128a1u.
12218 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12219 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12220 (struct base_arch_s): Rename reserved to xmega_p.
12221 Rename reserved2 to have_rampd.
12222 (AVR_XMEGA): New define.
12223 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12224 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12225 * config/avr/predicates.md (io_address_operand): Take into
12226 account SFR offset.
12227 (low_io_address_operand): Ditto.
12228 (high_io_address_operand): Ditto.
12229 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12230 (enabled, movhi_sp_r): Use them.
12231 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12232 cpp_define_formatted to built-in define __AVR_ARCH__.
12233 (__AVR_XMEGA__): New built-in define.
12234 (__AVR_HAVE_RAMPD__): New built-in define.
12235 (__AVR_HAVE_RAMPX__): New built-in define.
12236 (__AVR_HAVE_RAMPY__): New built-in define.
12237 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12239 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12240 (avr_option_override): Initialize them.
12241 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12242 (avr_init_expanders): Initialize them. No more block several calls.
12243 (emit_push_sfr): New static function.
12244 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12246 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12247 (avr_print_operand): Print addreeses as symbols for
12248 RAMPX, RAMPY, RAMPD, CCP.
12249 (output_movhi): Handle AVR_XMEGA when writing to SP.
12250 (avr_out_movhi_mr_r_xmega): New static function.
12251 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12252 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12253 __RAMPD__, __CCP__ as needed.
12255 * config/avr/multilib.h: Regenerate.
12256 * config/avr/t-multilib: Regenerate.
12257 * config/avr/avr-tables.opt: Regenerate.
12259 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12261 PR tree-optimization/50561
12262 * graphite-flattening.c (lst_project_loop): Do not
12263 remove old scattering dimensions after flattening.
12264 (lst_do_flatten): Likewise.
12266 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12268 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12269 __builtin_avr_map8, __builtin_avr_map16.
12270 Document __builtin_avr_insert_bits.
12272 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12273 (insert_bits): New insn.
12274 (adjust_len.map_bits): Rename to insert_bits.
12275 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12276 * avr-protos.h (avr_out_map_bits): Remove.
12277 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12278 * config/avr/constraints.md (Cxf,C0f): New.
12279 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12280 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12281 New built-in define __BUILTIN_AVR_INSERT_BITS.
12282 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12283 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12284 (avr_move_bits): Rewrite.
12285 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12287 (avr_map_op_t): New typedef.
12288 (avr_map_op): New static variable.
12289 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12290 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12291 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12292 (bdesc_3arg, avr_expand_triop_builtin): New.
12293 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12294 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12295 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12296 (avr_map_equal_p, avr_map_sig_p): Remove.
12297 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12298 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12299 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12300 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12301 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12302 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12304 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12306 * config/c6x/c6x.md (reserve_cycles): New attribute.
12307 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12308 don't reserve functional units after the branch occurs.
12310 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12312 PR middle-end/52142
12313 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12314 functions into non-tm_pure functions.
12316 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12319 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12320 (iterative_hash_canonical_type): Likewise.
12321 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12324 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12326 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12327 sched-group insn, it either remains alone or the entire list is pruned.
12329 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12331 * doc/install.texi (Prerequisites): Fix grammar.
12332 (Configuration): Likewise.
12334 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12336 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12337 MPC as part of GCC before describing configuring with --with-gmp etc.
12338 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12339 sources are present.
12341 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12344 * dwarf2out.c (clone_tree_hash): New function.
12345 (copy_decls_walk): Use it instead of clone_tree.
12347 2012-02-14 Richard Guenther <rguenther@suse.de>
12349 PR tree-optimization/52244
12350 PR tree-optimization/51528
12351 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12352 replacements for integral types.
12354 2012-02-14 Walter Lee <walt@tilera.com>
12356 * config.gcc: Handle tilegx and tilepro.
12357 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12358 tilegx and tilepro.
12359 Add HAVE_AS_TLS check for tilegx and tilepro.
12360 * configure: Regenerate.
12361 * doc/contrib.texi: Add Mat Hostetter and self.
12362 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12363 Document instruction intrinsics and network accessing intrinsics.
12364 (TILEPro Built-in Functions): New node. Document instruction
12365 intrinsics and network accessing intrinsics.
12366 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12367 (Specific, tilepro-*-linux*): Likewise.
12368 * doc/invoke.texi (TILE-Gx Options): New section.
12369 (TILEPro Options): New section.
12370 * doc/md.texi (TILE-Gx): New section.
12371 (TILEPro): New section.
12372 * common/config/tilegx/tilegx-common.c: New file.
12373 * common/config/tilepro/tilepro-common.c: New file.
12374 * config/tilegx/constraints.md: New file.
12375 * config/tilegx/linux.h: New file.
12376 * config/tilegx/mul-tables.c: New file.
12377 * config/tilegx/predicates.md: New file.
12378 * config/tilegx/sync.md: New file.
12379 * config/tilegx/t-tilegx: New file.
12380 * config/tilegx/tilegx-builtins.h: New file.
12381 * config/tilegx/tilegx-c.c: New file.
12382 * config/tilegx/tilegx-generic.md: New file.
12383 * config/tilegx/tilegx-modes.def: New file.
12384 * config/tilegx/tilegx-multiply.h: New file.
12385 * config/tilegx/tilegx-protos.h: New file.
12386 * config/tilegx/tilegx.c: New file.
12387 * config/tilegx/tilegx.h: New file.
12388 * config/tilegx/tilegx.md: New file.
12389 * config/tilegx/tilegx.opt: New file.
12390 * config/tilepro/constraints.md: New file.
12391 * config/tilepro/gen-mul-tables.cc: New file.
12392 * config/tilepro/linux.h: New file.
12393 * config/tilepro/mul-tables.c: New file.
12394 * config/tilepro/predicates.md: New file.
12395 * config/tilepro/t-tilepro: New file.
12396 * config/tilepro/tilepro-builtins.h: New file.
12397 * config/tilepro/tilepro-c.c: New file.
12398 * config/tilepro/tilepro-generic.md: New file.
12399 * config/tilepro/tilepro-modes.def: New file.
12400 * config/tilepro/tilepro-multiply.h: New file.
12401 * config/tilepro/tilepro-protos.h: New file.
12402 * config/tilepro/tilepro.c: New file.
12403 * config/tilepro/tilepro.h: New file.
12404 * config/tilepro/tilepro.md: New file.
12405 * config/tilepro/tilepro.opt: New file.
12407 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12409 PR tree-optimization/52210
12410 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12411 vect_model_simple_cost with two entry vect_def_type array instead
12412 of an address of dt.
12414 2012-02-14 Richard Guenther <rguenther@suse.de>
12417 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12418 Do not stream DECL_QUALIFIER.
12419 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12420 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12421 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12423 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12426 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12429 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12432 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12433 * cselib.c (cselib_subst_to_values_from_insn): New function.
12434 * sched-deps.c (add_insn_mem_dependence,
12435 sched_analyze_1, sched_analyze_2): Use it.
12437 2012-02-13 Jan Hubicka <jh@suse.cz>
12439 PR middle-end/52214
12440 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12442 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12444 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12445 (GTM_SELF_SPECS): Define if not already defined.
12446 (driver_self_specs): Add GTM_SELF_SPECS.
12447 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12448 (GTM_SELF_SPECS): Define.
12449 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12450 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12452 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12454 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12457 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12459 PR middle-end/52230
12460 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12461 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12463 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12466 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12468 2012-02-13 Richard Guenther <rguenther@suse.de>
12470 PR translation/52211
12471 * passes.c (enable_disable_pass): Fix typo.
12473 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12475 PR middle-end/52209
12476 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12477 XOR for reduce_bit_field if type is unsigned.
12479 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12481 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12482 disallow changes from SFmode to mode with different size in FP regs.
12484 2012-02-12 Robert Millan <rmh@gnu.org>
12485 Gerald Pfeifer <gerald@pfeifer.com>
12487 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12490 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12492 PR rtl-optimization/52175
12493 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12494 to frame-related instructions.
12496 2012-02-10 Jason Merrill <jason@redhat.com>
12499 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12500 (demangle_new_symbols): Fill it.
12501 (scan_linker_output): Walk it.
12502 (start_tweaking): Split out from scan_linker_output.
12503 (maybe_tweak): Update sym->chosen.
12504 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12506 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12509 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12511 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12513 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12514 having the same mode as previous compare.
12516 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12518 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12519 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12520 (nonlocal_goto_internal): Likewise.
12521 (nonlocal_goto): Emit a use and an indirect jump directly.
12523 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12526 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12527 __atomic_{is,always}_lock_free.
12529 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12532 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12533 negative constant address for TARGET_X32.
12535 2012-02-10 Richard Henderson <rth@redhat.com>
12537 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12538 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12539 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12541 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12542 Ira Rosen <irar@il.ibm.com>
12544 PR tree-optimization/50031
12545 * targhooks.c (default_builtin_vectorization_cost): Handle
12546 vec_promote_demote.
12547 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12548 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12549 all types of reduction and pattern statements.
12550 (vect_estimate_min_profitable_iters): Likewise.
12551 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12552 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12553 for explicit realigns.
12554 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12555 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12556 vec_promote_demote.
12557 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12558 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12559 vec_perm for VSX and handle vec_promote_demote.
12561 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12563 PR middle-end/52177
12564 * builtins.c (fold_builtin_atomic_always_lock_free,
12565 expand_builtin_atomic_always_lock_free,
12566 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12567 Return and/or test boolean_true_node/boolean_false_node instead of
12568 integer_one_node/integer_zero_node.
12570 2012-02-10 Jan Hubicka <jh@suse.cz>
12572 PR middle-end/48600
12573 * predict.c (predict_paths_for_bb): Prevent looping.
12574 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12576 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12578 * config/arm/arm.c (output_move_double): In one case properly
12579 count number of instructions that will be emitted.
12581 2012-02-10 Richard Guenther <rguenther@suse.de>
12583 PR translation/52193
12584 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12586 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12588 PR middle-end/52140
12589 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12591 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12594 * var-tracking.c (emit_note_insn_var_location): If
12595 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12596 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12597 non-NOTE_DURING_CALL_P insn.
12599 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12601 PR middle-end/51867
12602 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12604 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12607 * gcc.c (switch_matches) Support switches with separated form,
12610 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12612 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12614 (RAMPZ_ADDR): Ditto.
12615 * config/avr/avr.c (avr_addr_t): New typedef.
12616 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12617 (avr_init_expanders): Initialize it.
12618 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12620 (expand_epilogue): Ditto.
12621 (avr_print_operand): Ditto.
12622 (avr_file_start): Ditto.
12623 (avr_emit_movmemhi): Ditto.
12625 2012-02-08 Richard Guenther <rguenther@suse.de>
12627 PR tree-optimization/46886
12628 * tree-flow.h (do_while_loop_p): Declare.
12629 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12630 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12632 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12634 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12635 always succeed for integers larger than a native word.
12637 2012-02-08 Richard Guenther <rguenther@suse.de>
12639 PR rtl-optimization/52170
12640 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12641 properly handle integer vector modes.
12643 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12645 PR gcov-profile/52150
12646 * coverage.c: Include target.h.
12647 (build_var): Call targetm.strip_name_encoding on the assembler name.
12648 Change one _ into . or $ if the target allows it.
12649 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12651 PR rtl-optimization/52139
12652 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12653 is a BARRIER after emit_insn_after_noloc, move BB_END
12654 to the last non-BARRIER insn before it.
12656 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12658 PR middle-end/24306
12659 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12660 (mips_gimplify_va_arg_expr): Call it instead of
12661 std_gimplify_va_arg_expr.
12663 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12665 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12666 message for -mno-pointers-to-nested-function.
12668 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12670 PR middle-end/51994
12671 * expr.c (get_inner_reference): If there is an offset, add a negative
12672 bit position to it (if any).
12674 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12676 PR rtl-optimization/52060
12677 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12678 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12679 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12680 and/or i0src_copy2 when needed.
12682 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12684 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12685 or LTOPLUGINSONAME if have_c.
12687 * config/freebsd-spec.h: Add comment about what macros can be defined
12689 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12690 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12693 2012-02-07 Richard Guenther <rguenther@suse.de>
12695 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12696 newline in -alias dumps.
12698 2012-02-07 Kai Tietz <ktietz@redhat.com>
12699 Dave Korn <dave.korn.cygwin@gmail.com>
12702 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12703 Take care that typinfo gets dllexport-attribute.
12705 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12707 PR middle-end/52074
12708 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12709 if modifier < EXPAND_SUM call force_operand on the result.
12711 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
12713 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
12714 adding __forwarder_dst__ prefix if a forwarder_section attribute is
12716 (epiphany_function_type): Replace types for specific interrupts with
12717 EPIPHANY_FUNCTION_INTERRUPT.
12718 (EPIPHANY_INTERRUPT_P): Update.
12719 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
12720 New static function.
12721 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
12722 <disinterrupt>: Affects type identity.
12723 (epiphany_handle_interrupt_attribute): Handle variable number of
12725 (epiphany_compute_function_type): Update for new
12726 epiphany_function_type definition.
12727 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
12728 handlers with a longcall forwarder.
12729 (epiphany_start_function): Handle multiple interrupt arguments and/or
12730 forwarder_section attribute.
12732 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
12735 2012-02-07 Alan Modra <amodra@gmail.com>
12738 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
12741 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12743 PR tree-optimization/50969
12744 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
12745 use vec_perm rather than vector_stmt.
12746 (vect_model_load_cost): Likewise.
12747 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
12748 vec_perm to be the same as other vector statements.
12749 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12750 cost of vec_perm for TARGET_VSX.
12752 2012-02-06 Richard Guenther <rguenther@suse.de>
12754 PR tree-optimization/52115
12755 * tree-sra.c (access_has_replacements_p): New function.
12756 (sra_modify_assign): Use it to decide whether a use is uninitialized.
12758 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
12760 PR middle-end/52047
12761 * trans-mem.c (expand_call_tm): Add an assertion.
12762 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
12765 2012-02-06 Richard Guenther <rguenther@suse.de>
12767 PR tree-optimization/50955
12768 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
12769 raise cost of expressions that replace an address with an
12770 expression based on a different pointer.
12772 2012-02-06 Jakub Jelinek <jakub@redhat.com>
12775 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
12776 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
12778 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
12781 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
12782 -Weffc++ and specify guidelines come from second edition.
12784 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12786 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
12787 (sibcall_value_multiple_internal, call_split, call_internal_direct)
12788 (call_direct_split, call_value_split, call_value_internal_direct)
12789 (call_value_direct_split, call_value_multiple_split): Use jal and
12790 jal_macro attributes.
12792 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12794 * reload1.c (reload_regs_reach_end_p): Replace with...
12795 (reload_reg_rtx_reaches_end_p): ...this function.
12796 (new_spill_reg_store): Update commentary.
12797 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
12798 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
12799 before setting new_spill_reg_store.
12800 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
12801 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
12802 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
12803 for non-spill reload registers.
12805 2012-02-05 Ira Rosen <irar@il.ibm.com>
12807 PR tree-optimization/52091
12808 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
12809 (vect_is_simple_use_1): Likewise.
12810 * tree-vect-loop.c (vectorizable_reduction): Update calls
12811 to vect_is_simple_use_1 and vect_is_simple_use.
12812 (vectorizable_live_operation): Likewise.
12813 * tree-vect-patterns.c (widened_name_p,
12814 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
12815 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
12816 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12817 vectorizable_shift,vectorizable_operation, vectorizable_store,
12818 vectorizable_load): Likewise.
12819 (vect_is_simple_cond): Add an argument, pass it to
12820 vect_is_simple_use_1.
12821 (vectorizable_condition): Update calls to vect_is_simple_cond,
12822 vect_is_simple_use.
12823 (vect_is_simple_use): Add an argument, the statement in which
12824 OPERAND is used. Check that if OPERAND's def stmt is a double
12825 reduction phi node, the use is a phi node too.
12826 (vect_is_simple_use_1): Add an argument, pass it to
12827 vect_is_simple_use.
12828 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
12829 to vect_is_simple_use.
12831 2012-02-04 Jakub Jelinek <jakub@redhat.com>
12833 PR rtl-optimization/52095
12834 * modulo-sched.c (dump_insn_locator): New function.
12835 (loop_canon_p, sms_schedule): Use it.
12837 PR rtl-optimization/52113
12838 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
12839 even for decomposable shift/zext insns.
12841 2012-02-03 Jakub Jelinek <jakub@redhat.com>
12842 Zdenek Dvorak <ook@ucw.cz>
12844 PR rtl-optimization/52092
12845 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
12846 on get_iv_value result.
12848 2012-02-02 Andrew Pinski <apinski@cavium.com>
12850 PR middle-end/47982
12851 PR middle-end/43967
12852 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
12854 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12856 PR middle-end/48071
12857 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
12859 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
12861 PR rtl-optimization/49800
12862 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
12863 (sched_finish): Call regstat_free_n_sets_and_refs.
12865 2012-02-02 Jia Liu <proljc@gmail.com>
12867 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
12870 2012-02-02 Jan Hubicka <jh@suse.cz>
12871 Tom de Vries <tom@codesourcery.com>
12873 PR middle-end/51998
12874 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
12875 * varpool.c (varpool_analyze_pending_decls): Likewise.
12877 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
12878 Jayant R Sonar <jayant.sonar@kpitcummins.com>
12880 * config.gcc: Add cr16-* support.
12882 * doc/extend.texi: Document cr16 extensions.
12883 * doc/install.texi: Document cr16 install.
12884 * doc/invoke.texi: Document cr16 options.
12885 * doc/md.texi: Document cr16 constraints.
12887 * common/config/cr16/cr16-common.c: New file.
12888 * config/cr16/cr16.c: New file.
12889 * config/cr16/cr16.h: New file.
12890 * config/cr16/cr16.md: New file.
12891 * config/cr16/cr16.opt: New file.
12892 * config/cr16/cr16-protos.h: New file.
12893 * config/cr16/predicates.md: New file.
12894 * config/cr16/constraints.md: New file.
12895 * config/cr16/t-cr16: New file.
12897 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12900 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
12901 that operands[2] is either immediate, or q_regs_operand.
12903 PR tree-optimization/52073
12904 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
12905 a pattern stmt for pattern uses, ignore uses outside of the loop.
12907 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12909 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
12910 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
12911 (OUT_AS1, OUT_AS2): Remove.
12913 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12915 PR rtl-optimization/51374
12916 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
12917 to cross other volatile_refs_p insns.
12919 2012-02-01 Richard Guenther <rguenther@suse.de>
12921 * doc/invoke.texi (fno-inline): Clarify documentation.
12922 (finline-small-functions): Likewise.
12923 (finline-functions): Likewise.
12924 * common.opt (finline): Adjust comment and documentation.
12925 (finline-small-functions): Clarify documentation.
12926 (finline-functions): Likewise.
12927 (finline-functions-called-once): Likewise.
12929 2012-02-01 Tristan Gingold <gingold@adacore.com>
12931 * c-typeck.c (composite_type): Keep mode for pointers.
12933 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
12935 * function.h (regno_reg_rtx): Adjust comment.
12936 * reginfo.c (init_reg_modes_target): Only use the previous mode
12937 if it fits within one register. Remove MIPS comment.
12939 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12942 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
12944 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12946 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
12947 to srak instruction.
12949 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12951 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
12953 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12958 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
12960 2012-01-31 Richard Guenther <rguenther@suse.de>
12962 PR tree-optimization/51528
12963 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
12966 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12971 * ree.c (add_removable_extension): Change def_map argument
12972 to unsigned *, store in def_map 1 + offset into *insn_list vector
12973 instead of pointers into the vector.
12974 (find_removable_extensions): Adjust caller.
12976 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12978 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
12979 Transform all "* quoted-c-code" to { c-code }.
12980 Remove redundant test for "optimize" in combine patterns.
12981 Move (include "avr-dimode.md") to end of file.
12983 2012-01-30 Bin Cheng <bin.cheng@arm.com>
12986 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
12987 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
12989 2012-01-30 Richard Guenther <rguenther@suse.de>
12991 PR tree-optimization/52028
12992 * tree-loop-distribution.c (ldist_gen): Properly update
12995 2012-01-30 Jakub Jelinek <jakub@redhat.com>
12998 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
12999 set_cur_line_info_table if not emitting debug info.
13001 PR tree-optimization/52046
13002 * tree-vect-patterns.c (check_bool_pattern): Give up if
13003 a comparison could throw.
13006 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13008 2012-01-30 Richard Guenther <rguenther@suse.de>
13010 PR tree-optimization/52045
13011 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13012 SSA form if cfgcleanup did anything.
13014 2012-01-30 Richard Guenther <rguenther@suse.de>
13016 PR tree-optimization/52045
13017 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13018 before computing final todo.
13020 2012-01-30 Richard Guenther <rguenther@suse.de>
13022 PR tree-optimization/51528
13023 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13026 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13028 * df-problems.c (df_kill_notes): Check that the use refers
13029 to the note under examination.
13031 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13034 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13035 parameter and use short-lived pseudos.
13036 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13037 (sparc_expand_vector_init): Const-ify local variables and adjust
13038 calls to above functions.
13040 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13042 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13044 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13046 * doc/invoke.texi: Make usage of "compile time" and
13047 "run time"/"runtime" consistent throughout the file.
13049 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13051 * config/alpha/alpha.c (alpha_option_override): Default to
13052 full IEEE compliance mode for Go language.
13054 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13056 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13057 (LINK_SSP_SPEC): Define.
13059 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13062 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13065 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13067 * doc/invoke.texi: Correct hyphenation of "floating point",
13068 "double precision", and related terminology throughout the file.
13070 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13073 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13074 arm_general_register_operand predicate for operand 2 instead of
13077 2012-01-27 Ian Lance Taylor <iant@google.com>
13080 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13081 * builtins.c (expand_builtin_init_trampoline): Add onstack
13082 parameter. Change caller.
13083 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13084 * tree.c (build_common_builtin_nodes): Declare
13085 __builtin_init_heap_trampoline.
13087 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13089 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13090 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13091 * config/avr/avr.c: Ditto.
13092 (avr_regnames): Remove because unused.
13093 * config/avr/avr.md (*cpse.ne): New peephole.
13094 (*cpse.eq): New peephole from former cpse peepholes.
13096 2012-01-27 Michael Eager <eager@eagercon.com>
13098 * config/microblaze.c (microblaze_emit_compare): Correct
13099 test after pcmp instruction.
13101 2012-01-27 Richard Guenther <rguenther@suse.de>
13103 PR tree-optimization/52020
13104 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13106 2012-01-27 Richard Guenther <rguenther@suse.de>
13108 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13109 function non-const/pure.
13111 2012-01-27 Richard Guenther <rguenther@suse.de>
13113 PR tree-optimization/50444
13114 * tree-sra.c (build_ref_for_offset): Properly adjust the
13115 MEM_REF type for unaligned accesses.
13117 2012-01-27 Richard Guenther <rguenther@suse.de>
13119 PR tree-optimization/50444
13120 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13121 (expand_assignment): Use it. Properly handle misaligned
13122 bases when expanding stores to component references.
13123 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13124 refactor that case.
13126 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13128 PR middle-end/51389
13129 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13130 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13131 * tree-data-ref.c (find_data_references_in_loop): Make static.
13132 (compute_all_dependences): Change return type to bool. Bail out
13133 for too many datarefs in a loop. Move the hunk resetting the data
13134 dependences vector from ...
13135 (compute_data_dependences_for_loop): ... here. Account for
13136 compute_all_dependences returning false.
13137 (compute_data_dependences_for_bb): Likewise.
13138 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13139 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13141 2012-01-27 Richard Guenther <rguenther@suse.de>
13143 PR middle-end/51959
13144 * expr.c (store_field): Use the alias-set of the scratch memory
13147 2012-01-27 Tom de Vries <tom@codesourcery.com>
13149 PR tree-optimization/51990
13150 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13152 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13154 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13157 * var-tracking.c (reverse_op): Don't add any reverse operation
13158 if V already has any constant locations.
13160 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13162 * doc/invoke.texi: Correct usage of "command line" (noun)
13163 vs "command-line" (adjective) throughout.
13165 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13167 * doc/invoke.texi (Language Independent Options): Move
13168 -Wcoverage-mismatch blurb from here....
13169 (Warning Options): ...to here.
13171 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13173 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13174 Set rs6000_always_hint to false for 476.
13176 2012-01-27 Matthias Klose <doko@ubuntu.com>
13178 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13180 * incpath.c (add_standard_paths): Likewise.
13182 2012-01-27 Richard Henderson <rth@redhat.com>
13184 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13185 * config/m68k/sync.md (atomic_test_and_set): Rename from
13186 sync_test_and_setqi and adjust the operands.
13187 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13188 and unconditionally enable.
13190 2012-01-27 Richard Henderson <rth@redhat.com>
13192 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13193 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13194 (ldstub): Rename from ldstubqi.
13195 (ldstub<I24MODE>): Remove.
13197 2012-01-27 Richard Henderson <rth@redhat.com>
13199 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13200 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13201 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13202 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13203 * doc/tm.texi: Rebuild.
13205 2012-01-27 Richard Henderson <rth@redhat.com>
13207 * optabs.c (gen_atomic_test_and_set): Remove default.
13208 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13210 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13212 PR rtl-optimization/51978
13213 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13214 (combine_reaching_defs): Likewise.
13215 (struct re_info): Remove.
13216 (add_removable_extension): Remove x and data arguments,
13217 add insn, insn_list and def_map. Use the arguments directly
13218 instead of using struct re_info.
13219 (find_removable_extensions): Don't call add_removable_extension
13220 through note_stores, instead just call it with single_set
13221 result if non-NULL.
13222 (find_and_remove_re): Pass curr_cand->expr instead of
13223 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13225 2012-01-26 Michael Matz <matz@suse.de>
13227 PR tree-optimization/46590
13228 * cfgexpand.c: Revert last change (r183305).
13229 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13231 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13232 checking for emptiness.
13234 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13236 PR middle-end/51895
13237 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13238 non-addressable non-BLKmode base correctly.
13240 2012-01-26 Michael Matz <matz@suse.de>
13242 PR tree-optimization/48794
13243 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13244 regions referenced from RESX/EH_DISPATCH.
13246 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13248 * config/s390/s390.h: Make BRANCH_COST an option.
13249 * config/s390/s390.opt: New option -mbranch-cost.
13251 2012-01-26 Richard Henderson <rth@redhat.com>
13253 Revert 2012-01-24 change:
13254 * trans-mem.c (requires_barrier): Do not instrument thread local
13255 variables and emit save/restore for them.
13257 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13259 PR middle-end/51986
13260 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13263 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13265 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13268 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13271 Rename __pgm to __flash.
13272 Rename __pgm1 to __flash1.
13273 Rename __pgm2 to __flash2.
13274 Rename __pgm3 to __flash3.
13275 Rename __pgm4 to __flash4.
13276 Rename __pgm5 to __flash5.
13277 Rename __pgmx to __memx.
13278 * doc/extend.texi (AVR Named Address Spaces)
13279 Rename address space names as indicated above.
13280 * config/avr/avr.c (avr_addrspace): Ditto.
13282 * config/avr/avr-protos.h
13283 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13284 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13285 * config/avr/predicates.md: Ditto.
13286 * config/avr/avr.c Ditto, and
13287 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13288 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13290 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13291 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13292 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13293 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13294 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13295 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13296 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13297 * config/avr/avr.c: Ditto.
13298 * config/avr/avr.md: Ditto.
13300 2012-01-25 Jason Merrill <jason@redhat.com>
13303 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13305 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13307 PR tree-optimization/51987
13308 * tree-data-ref.c (get_references_in_stmt): Handle references in
13309 non-volatile GIMPLE_ASM.
13311 2012-01-25 Richard Guenther <rguenther@suse.de>
13313 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13314 bases are dereferenced.
13316 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13318 PR rtl-optimization/48374
13319 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13321 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13323 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13324 compute_data_dependences_for_loop returns false.
13325 * tree-parloops.c (loop_parallel_p): Likewise.
13327 2012-01-25 Richard Guenther <rguenther@suse.de>
13329 * tree.h (get_pointer_alignment_1): Declare.
13330 * builtins.c (get_pointer_alignment_1): New function.
13331 (get_pointer_alignment): Use it.
13333 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13335 PR rtl-optimization/48308
13336 * combine.c (enum undo_kind): Add UNDO_LINKS.
13337 (struct undo): Add member l to other_contents and where.
13338 (do_SUBST_LINK): New.
13340 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13341 (undo_all): Handle UNDO_LINKS.
13343 2012-01-25 Richard Henderson <rth@redhat.com>
13345 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13348 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13350 * optabs.c (gen_atomic_test_and_set): Use each argument.
13352 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13354 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13355 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13356 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13357 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13358 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13359 TARGET_PAIRED_SINGLE_FLOAT.
13361 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13363 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13364 (in_struct, return_val): Remove MEM documentation.
13365 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13366 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13367 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13369 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13370 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13371 * expr.c (store_field): Likewise.
13372 * function.c (assign_stack_temp_for_type): Likewise.
13373 * ifcvt.c (noce_try_cmove_arith): Likewise.
13374 * reload1.c (reload): Likewise.
13375 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13376 (alpha_set_memflags): Likewise.
13377 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13379 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13381 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13383 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13384 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13385 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13387 * cselib.c (cselib_rtx_varies_p): Delete.
13388 (cselib_invalidate_mem): Update call to canon_true_dependence.
13389 * dse.c (record_store, check_mem_read_rtx): Likewise.
13390 (scan_reads_nospill): Likewise.
13391 * cse.c (check_dependence): Likewise.
13392 (cse_rtx_varies_p): Delete.
13393 * expr.c (safe_from_p): Update call to true_dependence.
13394 * ira.c (validate_equiv_mem_from_store): Likewise.
13395 (memref_referenced_p): Likewise.
13396 * postreload-gcse.c (find_mem_conflicts): Likewise.
13397 * sched-deps.c (sched_analyze_2): Likewise.
13398 * store-motion.c (load_kills_store): Likewise.
13399 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13400 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13401 (compute_transp): Update call to canon_true_dependence.
13403 2012-01-25 Richard Henderson <rth@redhat.com>
13405 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13406 (maybe_emit_atomic_test_and_set): New.
13407 (expand_sync_lock_test_and_set): Use it.
13408 (expand_atomic_test_and_set): Likewise.
13409 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13410 the implementation; clarify implementation defined details.
13411 * doc/md.texi (atomic_test_and_set): Document.
13413 2012-01-25 Richard Henderson <rth@redhat.com>
13415 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13417 2012-01-25 Richard Henderson <rth@redhat.com>
13420 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13421 to effect no-op split.
13423 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13426 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13427 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13428 (BT_FN_VOID_PTR_INT_SIZE): New.
13429 (BT_FN_UINT_UINT_VAR): Remove.
13430 (BT_FN_UINT32_UINT32_VAR): New.
13431 (BT_FN_DOUBLE_VPTR): Remove.
13432 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13434 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13435 (_ITM_changeTransactionMode): Same.
13436 (_ITM_memmoveRtWt): Change return type to void.
13437 (_ITM_memcpyRtWt): Same.
13438 (_ITM_memsetW): Same.
13439 (_ITM_RaRD): Change types to double.
13444 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13446 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13447 Patrick Marlier <patrick.marlier@gmail.com>
13449 * trans-mem.c (requires_barrier): Do not instrument thread local
13450 variables and emit save/restore for them.
13452 2012-01-24 Jason Merrill <jason@redhat.com>
13455 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13456 output static aliases.
13458 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13461 * common.opt (-pie, -shared, pie, shared): Change from Common to
13463 * gcc.c (display_help): Display help for -pie and -shared.
13465 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13468 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13469 Remove note on size/offset limitation.
13470 (AVR Variable Attributes): Add example how to read data located
13471 with progmem. Refer to named address spaces.
13472 * doc/invoke.texi (AVR Options): Fix typo.
13474 2012-01-24 Richard Guenther <rguenther@suse.de>
13476 Forward-port to trunk
13477 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13479 PR middle-end/45678
13480 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13481 op0 isn't sufficiently aligned and there is movmisalignM
13482 insn for mode, use it to load op0 into a temporary register.
13484 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13487 * target.def (const_not_ok_for_debug_p): New hook.
13488 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13490 * doc/tm.texi: Regenerated.
13491 * dwarf2out.c (const_ok_for_output_1): If
13492 targetm.const_not_ok_for_debug_p returns true, fail.
13493 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13495 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13497 2012-01-23 Kai Tietz <ktietz@redhat.com>
13500 * config/i386/predicates.md (symbolic_operand): Allow
13501 UNSPEC_PCREL as PIC expression for lea.
13502 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13503 * config/i386/i386.c (ix86_delegitimize_address): Handle
13504 UNSPEC_PCREL for none-MEM, too.
13506 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13508 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13509 (ipa_tm_create_version_alias): Same.
13511 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13514 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13515 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13517 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13518 Patrick Marlier <patrick.marlier@gmail.com>
13519 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13522 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13523 simple_object_start_read.
13525 2012-01-23 Richard Guenther <rguenther@suse.de>
13528 PR tree-optimization/51895
13529 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13530 parameter decomposition into BLKmode components.
13532 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13534 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13535 fake variables for restrict-qualified pointers whose pointed-to type
13536 contains a placeholder.
13538 2012-01-23 Richard Guenther <rguenther@suse.de>
13540 PR tree-optimization/51949
13541 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13543 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13545 PR rtl-optimization/51933
13546 * ree.c (transform_ifelse): Return true right away if dstreg is
13547 already wider or equal to cand->mode.
13548 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13549 (make_defs_and_copies_lists): Remove defs_list and copies_list
13550 arguments, add state argument, just truncate state->work_list
13551 instead of always allocating and freeing the vector. Assert that
13552 get_defs succeeds instead of returning 2. Changed return type to bool.
13553 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13554 have ext_src_mode, see if it has been modified already with the
13555 right kind of extension and has been extended before from the
13556 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13557 just return true. Remember the original mode in state->modified array.
13558 (combine_reaching_defs): Add state argument. Don't allocate and
13559 free here def_list, copied_list and vec vectors, instead just
13560 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13561 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13562 Add state variable, clear vectors in it, initialize state.modified
13563 if needed. Free all the vectors at the end and state.modified too.
13564 Don't skip a candidate if the extension expression has been modified.
13566 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13569 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13570 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13571 (extra_options) interix.opt -> i386/interix.opt"
13572 (extra_objs):Add winnt-stubs.o
13573 * configure.ac: Add interix to target_os .comm on PE check.
13574 * configure: Regenerate.
13575 * config/interix3.h: Delete and move bits to..
13576 * config/interix.h: Delete and move bits to..
13577 * config/i386/i386-interix3.h: Delete and move bits to..
13578 * config/i386/i386-interix.h: ..here.
13579 (TARGET_CPU_DEFAULT): Remove redefinition.
13580 (TARGET_ASM_CONSTRUCTOR): Undefine.
13581 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13582 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13583 (PTRDIFF_TYPE): Define.
13584 (LONG_DOUBLE_TYPE_SIZE): Define.
13585 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13586 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13587 (TARGET_SECTION_TYPE_FLAGS): Define.
13588 (ASM_DECLARE_FUNCTION_NAME): Define.
13589 (ASM_OUTPUT_EXTERNAL): Define.
13590 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13591 (ASM_OUTPUT_ALIGNED_BSS): Define.
13592 (PCC_BITFIELD_TYPE_MATTERS): Define.
13593 (USE_CONST_SECTION): Define.
13594 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13595 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13596 (SUPPORTS_ONE_ONLY): Remove.
13597 (I386_PE_STRIP_ENCODING): Define.
13598 * config/interix.opt: Delete and move bits to..
13599 * config/i386/interix.opt: ..here. New.
13600 (mpe-aligned-commons): Add.
13601 * config/i386/t-interix: Add copyright header.
13602 (winnt-stubs.o): Add rule.
13604 2012-01-22 Jason Merrill <jason@redhat.com>
13607 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13608 for extra name aliases.
13610 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13612 PR rtl-optimization/51924
13613 * ree.c (combine_set_extension): Improve debugging message.
13614 (combine_reaching_defs): Likewise.
13615 (get_defs): Rename confusingly named variable.
13616 (find_and_remove_re): Skip a candidate if the extension expression has
13619 2012-01-21 Robert Millan <rmh@gnu.org>
13620 Gerald Pfeifer <gerald@pfeifer.com>
13622 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13623 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13625 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13627 PR tree-optimization/51914
13628 * tree-vect-stmts.c (vectorizable_conversion): For
13629 cvt_type && modifier == WIDEN, put temporary with cvt_type
13630 at the beginning of vec_dsts and set vec_dest to temporary
13633 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13635 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13637 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13639 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13640 * config/rs6000/rs6000.c: Likewise.
13642 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13645 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13646 output_move_double on a copy of operands array.
13648 2012-01-20 Cary Coutant <ccoutant@google.com>
13649 Dodji Seketeli <dodji@redhat.com>
13652 * dwarf2out.c (copy_declaration_context): Return ref to parent
13653 of declaration DIE, if necessary.
13654 (remove_child_or_replace_with_skeleton): Add new parameter; update
13655 caller. Place skeleton DIE under parent DIE of original declaration.
13656 Move call to copy_declaration_context to here ...
13657 (break_out_comdat_types): ... from here.
13659 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13661 PR rtl-optimization/51856
13662 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13665 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13668 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13669 hints for neon loads and stores.
13671 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13675 * doc/extend.texi (Named Address Spaces): Split into subsections.
13676 (AVR Named Address Spaces): New subsection.
13677 (M32C Named Address Spaces): New subsection.
13678 (RL78 Named Address Spaces): New subsection.
13679 (SPU Named Address Spaces): New subsection.
13680 (Variable Attributes): New anchor "AVR Variable Attributes".
13681 (AVR Variable Attributes): Rewrite and avoid wording
13682 "address space" in this context.
13683 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13684 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13685 (AVR Built-in Macros): New subsubsection therein.
13686 * doc/md.texi (AVR constraints): Remove "C04", "R".
13688 2012-01-20 Richard Guenther <rguenther@suse.de>
13690 PR tree-optimization/51903
13691 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13692 when removing stmts.
13694 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13697 * config/arm/arm.c (arm_load_pic_register): Use
13698 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13699 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13700 (arm_pic_static_addr): Likewise.
13701 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13702 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13703 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13704 (pic_load_addr_unified): New.
13706 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13709 * function.c (instantiate_virtual_regs_in_insn): Use
13710 delete_insn_and_edges when removing a wrong asm insn.
13712 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
13714 PR rtl-optimization/40761
13715 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
13716 Add new member loop_num.
13717 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
13718 (ira_build): Remove the parameter.
13720 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
13721 (ira.c): Do not build CFG loops for one region allocation. Remove
13722 argument from ira_build call.
13724 * ira-build.c (init_loop_tree_node): New function.
13725 (create_loop_tree_nodes): Use it. Separate the case when CFG
13726 loops are not built.
13727 (more_one_region_p): Check current_loops.
13728 (finish_loop_tree_nodes): Separate the case when CFG loops are not
13730 (add_loop_to_tree): Process loop equal to NULL too.
13731 (form_loop_tree): Separate the case when CFG loops are not built.
13732 Use explicitly number for the root.
13733 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
13735 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
13736 instead of loop->num.
13737 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
13738 (mark_all_loops_for_removal): Ditto.
13739 (remove_unnecessary_regions): Separate the case when CFG loops
13741 (ira_build): Remove the parameter. Use explicit number of regions
13742 when CFG loops are not built.
13744 * ira-color.c (print_loop_title): Separate the case for the root node.
13745 Use loop_num instead of loop->num.
13746 (move_spill_restore): Use loop_num instead of loop->num.
13748 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
13749 (change_loop): Ditto.
13750 (change_loop): Use loop_num instead of loop->num.
13752 * ira-lives.c (process_bb_node_lives): Ditto.
13754 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
13756 * ira-conflicts.c (print_allocno_conflicts): Ditto.
13758 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13760 PR libmudflap/40778
13761 * tree-mudflap.c (mf_artificial): New function.
13762 (execute_mudflap_function_ops, execute_mudflap_function_decls,
13763 mx_register_decls, mudflap_enqueue_decl): Use it.
13766 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
13767 numbers in the insn pattern.
13769 2012-01-19 Michael Matz <matz@suse.de>
13771 PR tree-optimization/46590
13772 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
13773 use it in remembering which conflicts we already created.
13774 (add_scope_conflicts): Adjust call to above, (de)allocate helper
13777 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
13780 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
13781 (merge_and_complain): Same.
13783 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13786 * config/initfini-array.h: Guard content of the header
13787 with #ifdef HAVE_INITFINI_ARRAY.
13788 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
13789 Add initfini-array.h to tm_file here.
13790 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
13791 * config.gcc: Don't add initfini-array.h to tm_file here.
13792 * configure: Regenerated.
13794 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
13796 PR rtl-optimization/51505
13797 * df-problems.c (df_kill_notes): New parameter live. Update comment.
13798 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
13799 (df_note_bb_compute): Update the call to df_kill_notes.
13801 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
13803 * trans-mem.c (requires_barrier): Remove call to is_global_var.
13805 2012-01-18 Richard Guenther <rguenther@suse.de>
13807 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
13808 of conversions to void *.
13810 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13811 Richard Sandiford <rdsandiford@googlemail.com>
13813 PR middle-end/50325
13814 PR middle-end/51192
13815 * optabs.h (simplify_expand_binop): Declare.
13816 * optabs.c (simplify_expand_binop): Make global.
13817 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
13818 endian targets if the source cannot be exactly covered by word
13821 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13824 * hard-reg-set.h (struct hard_reg_set_container): New type.
13825 * target.h (struct hard_reg_set_container): Forward declare.
13826 * target.def (set_up_by_prologue): New target hook.
13827 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
13828 * doc/tm.texi: Regenerated.
13829 * function.c (thread_prologue_and_epilogue_insns): Change
13830 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
13831 Call targetm.set_up_by_prologue on it.
13832 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
13833 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
13835 2012-01-17 Nick Clifton <nickc@redhat.com>
13837 * config/rx/rx.c (rx_can_use_simple_return): New function.
13838 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
13839 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
13841 2012-01-17 Richard Guenther <rguenther@suse.de>
13843 PR middle-end/51782
13844 * expr.c (expand_assignment): Take address-space information
13845 from the address operand of MEM_REF and TARGET_MEM_REF.
13846 (expand_expr_real_1): Likewise.
13848 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13850 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
13851 reload dump is requested.
13853 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
13856 * trans-mem.c (requires_barrier): Call may_be_aliased.
13858 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13860 PR tree-optimization/51877
13861 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
13862 call arguments and fndecls compare equal, instead return false if they
13863 don't. Return true only if lhs1 and lhs2 are either both NULL, or
13864 both SSA_NAMEs that are valueized the same, or they satisfy
13867 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13869 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
13871 * configure: Regenerate.
13873 2012-01-16 Jan Hubicka <jh@suse.cz>
13877 * convert.c (convert_to_integer): Use fold_convert for
13878 converting an INTEGER_CST to integer type.
13880 2012-01-16 Jason Merrill <jason@redhat.com>
13883 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
13885 2012-01-16 Jakub Jelinek <jakub@redhat.com>
13888 * config/s390/s390.c (s390_chunkify_start): Don't skip
13889 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
13890 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
13891 If insn is followed by NOTE_INSN_VAR_LOCATION or
13892 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
13893 Don't use location of note insns.
13895 PR tree-optimization/51865
13896 * tree-inline.c (tree_function_versioning): Call remap_decl
13897 on DECL_RESULT whenever it has VOID_TYPE_P type.
13899 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13901 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
13902 for calls to locally-binding MIPS16 functions if only the return
13903 type uses float regs.
13905 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
13906 Richard Sandiford <rdsandiford@googlemail.com>
13908 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
13909 (SYMBOL_32_HIGH): Likewise.
13910 (mips_output_tls_reloc_directive): Declare.
13911 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
13912 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
13913 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
13914 (mips_lo_relocs, mips_hi_relocs): Make extern.
13915 (mips16_stub_function): Move up file.
13916 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
13917 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
13918 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
13919 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
13920 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
13921 (mips_get_tp): Add MIPS16 support.
13922 (mips_legitimize_tls_address): Remove MIPS16 sorry().
13923 Generalize DTPREL and TPREL handling.
13924 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
13925 Add MIPS16 TLS support.
13926 (mips_output_tls_reloc_directive): New function.
13927 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
13928 * config/mips/predicates.md (symbolic_operand_with_high)
13929 (tls_reloc_operand): New predicates.
13930 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
13931 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
13932 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
13933 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
13934 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
13935 (*tls_get_tp_mips16_call_<mode>): Likewise.
13937 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
13939 PR rtl-optimization/51821
13940 * recog.c (peep2_find_free_register): Determine clobbered registers
13943 2012-01-14 Denis Chertykov <chertykov@gmail.com>
13946 * config/avr/avr-protos.h: Revert change of 2012-01-09.
13947 * config/avr/avr.c: Likewise.
13948 * config/avr/avr.h: Likewise.
13950 2012-01-13 Ian Lance Taylor <iant@google.com>
13953 * tree.h (TYPE_QUALS): Add cast to int.
13954 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
13956 2012-01-13 Ian Lance Taylor <iant@google.com>
13958 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
13959 comparing param_index to VEC_length result.
13961 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
13963 * c-decl.c: Do not include tree-mudflap.h
13964 * tree-optimize.c: Likewise.
13965 * Makefile.in: Update dependencies.
13967 2012-01-13 Richard Guenther <rguenther@suse.de>
13970 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
13971 variable-sized result always use RSO.
13973 2012-01-12 DJ Delorie <dj@redhat.com>
13975 * cfgexpand.c (convert_debug_memory_address): Allow any valid
13976 pointer type, not just the default pointer type.
13978 2012-01-09 Richard Henderson <rth@redhat.com>
13979 Denis Chertykov <chertykov@gmail.com>
13982 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
13983 * config/avr/avr.c (avr_can_eliminate): Simplify.
13984 (avr_initial_elimination_offset): Likewise.
13985 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
13986 (expand_epilogue): Likewise.
13987 (avr_legitimize_address): Gut.
13988 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
13989 (avr_hard_regno_nregs): New.
13990 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
13991 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
13992 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
13993 add soft frame pointer.
13994 (CALL_USED_REGISTERS): Likewise.
13995 (REG_CLASS_CONTENTS): Likewise.
13996 (REGISTER_NAMES): Likewise.
13997 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
13998 (HARD_FRAME_POINTER_REGNUM): New.
13999 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14000 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14001 remove the HARD_FRAME_POINTER self-elimination.
14003 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14006 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14007 DECL_EXTERNAL when checking for initializers of progmem variables.
14009 2012-01-12 Ira Rosen <irar@il.ibm.com>
14011 PR tree-optimization/51799
14012 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14013 that the last operation is a type demotion.
14015 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14017 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14018 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14020 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14023 * combine.c (distribute_notes): If i3 is a noreturn call,
14024 allow old_size to be equal to args_size and make sure the
14025 noreturn call gets REG_ARGS_SIZE note.
14026 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14027 on noreturn calls even when the delta is 0.
14029 2012-01-11 Nathan Sidwell <nathan@acm.org>
14031 * gcov.c (STRING_SIZE): Remove.
14032 (generate_results): Erase annotations for source files with no
14033 coverage information.
14035 (output_lines): Use it.
14037 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14039 * gimple.h (gimplify_body): Remove first argument.
14040 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14041 pointer set here, instead just pass DATA to walk_tree.
14042 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14043 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14044 (unvisit_body): Likewise, but with unmark_visited.
14045 (gimplify_body): Remove BODY_P argument and adjust.
14046 (gimplify_function_tree): Adjust call to gimplify_body.
14047 * omp-low.c (finalize_task_copyfn): Likewise.
14049 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14051 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14052 (build_function_type_skip_args): Delete.
14053 * tree.c (build_function_type_skip_args): Make static and add
14054 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14055 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14056 pass it to build_function_type_skip_args.
14057 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14058 (tree_function_versioning): Likewise.
14059 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14060 build_function_decl_skip_args.
14061 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14062 and pass it to build_function_decl_skip_args/tree_function_versioning.
14063 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14064 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14065 * trans-mem.c (ipa_tm_create_version): Likewise.
14066 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14067 * tree-inline.c (declare_return_variable): Remove always-true test.
14068 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14069 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14070 * ipa-split.c (split_function): Skip the return value for the split
14071 part if it doesn't return.
14073 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14075 PR tree-optimization/49642
14076 * ipa-split.c (forbidden_dominators): New variable.
14077 (check_forbidden_calls): New function.
14078 (dominated_by_forbidden): Likewise.
14079 (consider_split): Check for forbidden dominators.
14080 (execute_split_functions): Initialize and free forbidden
14081 dominators info; call check_forbidden_calls.
14083 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14085 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14087 2012-01-11 Nick Clifton <nickc@redhat.com>
14089 * config/rx/rx.md (return): Define pattern.
14091 2012-01-11 Richard Guenther <rguenther@suse.de>
14093 * doc/extend.texi (malloc attribute): Adjust according to
14096 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14097 Patrick Marlier <patrick.marlier@gmail.com>
14099 PR middle-end/51516
14100 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14101 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14102 (ipa_tm_note_irrevocable): Same.
14103 (ipa_tm_scan_irr_block): Same.
14104 (ipa_tm_decrement_clone_counts): Same.
14105 (ipa_tm_scan_irr_function): Same.
14106 (ipa_tm_create_version_alias): Same.
14107 (ipa_tm_create_version): Same.
14108 (ipa_tm_transform_calls_redirect): Same.
14109 (ipa_tm_transform_calls): Same.
14110 (ipa_tm_transform_transaction): Same.
14111 (ipa_tm_execute): Same.
14113 2012-01-10 Richard Guenther <rguenther@suse.de>
14115 PR middle-end/51806
14116 * opts.c (common_handle_option): Handle -Werror.
14118 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14120 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14123 2012-01-10 Jason Merrill <jason@redhat.com>
14125 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14128 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14130 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14131 supports R_386_TLS_GD_PLT reloc.
14132 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14133 supports R_386_TLS_LDM_PLT reloc.
14134 * configure: Regenerate.
14135 * config.in: Regenerate.
14137 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14140 Extend __pgmx semantics to linearize memory.
14141 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14142 determine if code comes inline or from libgcc.
14143 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14144 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14145 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14146 (movmemx_qi, movmemx_hi): New insns.
14147 (xload_<mode>_libgcc): Rewrite to new insn condition.
14148 (xload_<mode>): Remove insns.
14149 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14150 cases that don't satisfy avr_xload_libgcc_p().
14151 (avr_addr_space_convert): Allow converting in any direction.
14152 (avr_addr_space_subset_p): Return always true.
14153 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14154 (avr_emit_movmemhi): Ditto.
14155 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14156 (avr_out_movmem): Ditto.
14157 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14158 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14159 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14160 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14161 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14163 2012-01-10 Richard Guenther <rguenther@suse.de>
14165 PR tree-optimization/50913
14166 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14167 Require data-refs to be representable by Graphite with respect
14170 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14172 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14173 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14175 2012-01-10 Tom de Vries <tom@codesourcery.com>
14177 PR rtl-optimization/51271
14178 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14179 handling annulled branch.
14181 2012-01-10 Richard Henderson <rth@redhat.com>
14183 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14184 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14185 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14186 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14187 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14188 arm_expand_vec_perm_const): New.
14189 * config/arm/arm-protos.h: Update.
14190 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14191 (*neon_vswp<VDQX>): New.
14192 (neon_vcombine<VDX>): Use neon_split_vcombine.
14193 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14194 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14195 (vec_perm<VE>): New.
14197 2012-01-10 Richard Henderson <rth@redhat.com>
14199 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14200 use it if reload_completed.
14201 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14202 arm_output_asm_insn, arm_process_output_memory_barrier,
14203 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14204 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14205 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14206 arm_process_output_sync_insn, arm_output_sync_insn,
14207 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14208 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14209 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14210 (emit_unlikely_jump): New.
14211 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14212 (arm_split_atomic_op): New.
14213 * config/arm/arm-protos.h: Update.
14214 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14215 (struct arm_sync_generator): Remove.
14216 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14217 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14218 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14219 (VUNSPEC_LL, VUNSPEC_SC): New.
14220 (sync_result, sync_memory, sync_required_value, sync_new_value,
14221 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14222 (attr length): Don't use arm_sync_loop_insns.
14223 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14224 (movsfcc, movdfcc): Likewise.
14225 * config/arm/constraints.md (Ua): New.
14226 * config/arm/prediates.md (mem_noofs_operand): New.
14227 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14228 (sync_clobber, sync_t2_reqd): Remove.
14229 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14230 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14231 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14232 (arm_sync_compare_and_swap<SIDI>): Remove.
14233 (arm_sync_compare_and_swap<NARROW>): Remove.
14234 (arm_sync_lock_test_and_set<SIDI>): Remove.
14235 (arm_sync_lock_test_and_set<NARROW>): Remove.
14236 (arm_sync_new_<syncop><SIDI>): Remove.
14237 (arm_sync_new_<syncop><NARROW>): Remove.
14238 (arm_sync_new_nand<SIDI>): Remove.
14239 (arm_sync_new_nand<NARROW>): Remove.
14240 (arm_sync_old_<syncop><SIDI>): Remove.
14241 (arm_sync_old_<syncop><NARROW>): Remove.
14242 (arm_sync_old_nand<SIDI>): Remove.
14243 (arm_sync_old_nand<NARROW>): Remove.
14244 (*memory_barrier): Merge arm_output_memory_barrier.
14245 (atomic_compare_and_swap<QHSD>): New.
14246 (atomic_compare_and_swap<NARROW>_1): New.
14247 (atomic_compare_and_swap<SIDI>_1): New.
14248 (atomic_exchange<QHSD>): New.
14249 (cas_cmp_operand, cas_cmp_str): New.
14250 (atomic_op_operand, atomic_op_str): New.
14251 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14252 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14253 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14254 (arm_load_exclusive<NARROW>): New.
14255 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14256 (arm_store_exclusive<QHSD>): New.
14258 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14260 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14261 reload patterns if -mvsx-scalar-memory.
14263 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14264 generated, even -mno-vsx-scalar-double was used.
14265 (vsx_xscvdpsp_scalar): Likewise.
14266 (vsx_xscvspdp_scalar2): Likewise.
14268 2012-01-09 Tom de Vries <tom@codesourcery.com>
14269 Andrew Pinski <apinski@cavium.com>
14272 * reorg.c (fill_slots_from_thread): Don't speculate
14273 frame-related insns.
14275 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14277 * sched-int.h (bb_note): Move to...
14278 * basic-block.h: ...here.
14279 * haifa-sched.c (bb_note): Move to...
14280 * cfgrtl.c: ...here.
14281 * function.c (next_block_for_reg): New function.
14282 (move_insn_for_shrink_wrap): Likewise.
14283 (prepare_shrink_wrap): Rewrite to use the above.
14285 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14287 * gimple.c (is_gimple_non_addressable): Remove.
14288 * gimple.h: Remove is_gimple_non_addressable.
14289 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14290 is_gimple_non_addressable.
14291 * trans-mem.c (expand_assign_tm): Same.
14293 2012-01-09 Richard Guenther <rguenther@suse.de>
14295 PR tree-optimization/51775
14296 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14297 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14299 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14301 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14303 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14305 2012-01-09 Richard Guenther <rguenther@suse.de>
14307 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14309 2012-01-08 Jan Hubicka <jh@suse.cz>
14311 PR tree-optimize/51680
14312 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14313 on when known_vals needs to be computed; cleanup.
14315 2012-01-08 Jan Hubicka <jh@suse.cz>
14317 PR tree-optimize/51694
14318 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14320 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14322 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14323 for -std=c++98 and -std=c++11 too.
14325 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14327 * cfgloop.c (cancel_loop): Add free() of bbs array.
14329 2012-01-07 Jan Hubicka <jh@suse.cz>
14331 PR tree-optimization/51600
14332 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14333 that benefits small functions.
14335 2012-01-07 Jan Hubicka <jh@suse.cz>
14337 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14339 2012-01-07 Jan Hubicka <jh@suse.cz>
14341 PR tree-optimization/51680
14342 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14343 whose inlining reduce unit size.
14345 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14348 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14349 Add canonical node to containing_mem chain after the non-canonical
14350 one, even if there weren't any locs to propagate.
14351 (remove_useless_values): Keep only canonical values.
14352 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14353 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14354 canonicalize mem_chain elements that are not discarded.
14356 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14359 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14360 before emitting functions.
14362 PR gcov-profile/50127
14363 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14364 clear_aux_for_blocks.
14366 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14369 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14371 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14373 * c-decl.c (ext_block): Moved up.
14374 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14376 2012-01-06 Han Shen <shenhan@google.com>
14378 Translate built-in include paths for sysroot.
14379 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14380 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14382 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14383 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14385 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14386 control whether sysroot should be prepended to gxx include dir.
14388 * configure: Regenerate.
14390 2012-01-06 Torvald Riegel <triegel@redhat.com>
14392 PR rtl-optimization/51771
14393 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14394 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14396 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14398 PR tree-optimization/51315
14399 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14400 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14402 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14405 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14406 for shrp pattern. Correctly handle and fixup shift variable.
14407 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14409 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14412 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14413 note when !ACCUMULATE_OUTGOING_ARGS.
14415 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14417 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14419 (extract_range_from_unary_expr_1): Avoid useless computations.
14421 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14423 PR rtl-optimization/51767
14424 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14425 of jump_block and add an extra edge for degenerated asm gotos.
14427 PR middle-end/51768
14428 * stmt.c (check_unique_operand_names): Don't ICE during error
14429 reporting if i is from labels chain.
14431 PR middle-end/44777
14432 * profile.c (branch_prob): Split bbs that have exit edge
14433 and need a fake entry edge too.
14435 2012-01-05 Jan Hubicka <jh@suse.cz>
14437 PR middle-end/49710
14438 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14441 2012-01-05 Richard Guenther <rguenther@suse.de>
14444 * tree-streamer-out.c (write_ts_optimization): New function.
14445 (streamer_write_tree_body): Call it.
14446 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14447 (streamer_read_tree_body): Call it.
14448 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14450 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14452 PR middle-end/51761
14453 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14454 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14455 in_cleanup_point_expr before gimplify_stmt call and restore it
14457 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14458 in_cleanup_point_expr is false.
14460 2012-01-05 Richard Guenther <rguenther@suse.de>
14462 PR middle-end/51764
14463 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14465 * toplev.c (process_options): Reject combining mudflap and LTO.
14466 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14468 2012-01-05 Richard Guenther <rguenther@suse.de>
14470 PR tree-optimization/51760
14471 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14473 (bit_value_unop): Handle UNDEFINED operands.
14474 (bit_value_binop): Likewise.
14476 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14478 * config/avr/avr.c (avr_replace_prefix): Remove.
14479 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14480 (avr_asm_function_rodata_section): Ditto.
14481 (avr_asm_select_section): Ditto.
14483 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14485 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14488 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14491 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14492 calls that have any non-fake successor edges.
14495 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14497 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14499 PR tree-optimization/51624
14500 * tree-sra.c (build_ref_for_model): When replicating a chain of
14501 COMPONENT_REFs, stop as soon as the offset would become negative.
14503 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14506 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14507 in .debug_loc on the floor.
14509 2012-01-04 Andrew Pinski <apinski@cavium.com>
14511 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14513 2012-01-04 Andrew Pinski <apinski@cavium.com>
14514 Adam Nemet <anemet@caviumnetworks.com>
14516 * config/mips/mips.md (size): Add SI and DI.
14517 (SIZE): New mode attribute.
14518 (U): New code attribute.
14519 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14520 (mips_lbux_<mode>): Delete.
14521 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14522 (mips_lhx): Use gen_mips_lhx_extsi.
14523 (mips_lhx_<mode>): Delete.
14524 (mips_lwx): Delete.
14525 (mips_l<size>x): New expand.
14526 (mips_lwx_<mode>): Delete.
14527 (mips_l<GPR:size>x_<P:mode>): New pattern.
14528 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14529 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14530 * config/mips/mips.c (mips_lx_address_p): New function.
14531 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14532 (dsp64): New availability predicate.
14533 (mips_builtins): Add an entry for __builtin_mips_ldx.
14534 * config/mips/mips.h (ISA_HAS_LBX): New define.
14535 (ISA_HAS_LBUX): Likewise.
14536 (ISA_HAS_LHX): Likewise.
14537 (ISA_HAS_LHUX): Likewise.
14538 (ISA_HAS_LWX): Likewise.
14539 (ISA_HAS_LWUX): Likewise.
14540 (ISA_HAS_LDX): Likewise.
14541 * doc/extend.texi (__builtin_mips_ldx): Document.
14543 2012-01-04 Tristan Gingold <gingold@adacore.com>
14545 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14546 when long pointers are used.
14547 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14548 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14549 (ia64-hp-*vms*): Remove.
14550 * config/vms/xm-vms64.h: Delete.
14552 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14554 PR middle-end/51472
14555 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14557 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14559 * opts.c (finish_options): Remove duplicate sorry.
14561 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14563 PR middle-end/51696
14564 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14567 2012-01-04 Richard Guenther <rguenther@suse.de>
14569 PR middle-end/51750
14570 * tree.c (size_low_cst): New function.
14571 * tree.h (size_low_cst): Declare.
14572 * fold-const.c (fold_comparison): Use it to extract the low
14573 part of the POINTER_PLUS_EXPR offset.
14575 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14577 Fix clearing ZERO_REG
14578 * config/avr/avr.md (cc): Add alternative "ldi".
14579 (movqi_insn): Use it in cc attribute.
14580 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14581 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14582 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14584 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14586 * configure: Regenerate.
14588 2012-01-04 Richard Guenther <rguenther@suse.de>
14590 PR tree-optimization/49651
14591 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14592 (var_can_have_subvars): Use it.
14593 (get_constraint_for_1): Only consider subfields if there can be any.
14595 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14598 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14599 to its new canonical_cselib_val and the cselib_val was in
14600 first_containing_mem chain, but the canonical_cselib_val was not,
14601 add the latter into the chain.
14602 (cselib_invalidate_mem): Compare canonical_cselib_val of
14603 addr_list chain elt with v.
14606 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14607 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14609 (output_macinfo_op): Don't ggc_strdup fd->filename.
14610 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14611 then ggc_strdup it. Don't free inc->info or cur->info.
14612 (output_macinfo): Don't free ref->info or file->info.
14614 2012-01-03 Ira Rosen <irar@il.ibm.com>
14616 PR tree-optimization/51269
14617 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14618 first_niters a pointer.
14619 (slpeel_tree_peel_loop_to_edge): Likewise.
14620 (vect_do_peeling_for_loop_bound): Update call to
14621 slpeel_tree_peel_loop_to_edge.
14622 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14623 here. Remove it from the parameters list.
14624 (vect_do_peeling_for_alignment): Update calls and compute
14625 wide_prolog_niters.
14627 2012-01-03 Richard Guenther <rguenther@suse.de>
14629 PR tree-optimization/51070
14630 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14631 Properly handle calls.
14633 2012-01-03 Richard Guenther <rguenther@suse.de>
14635 PR tree-optimization/51692
14636 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14637 the LHS of allocation stmts.
14639 2012-01-03 Olivier Hainque <hainque@adacore.com>
14641 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14643 2012-01-03 Olivier Hainque <hainque@adacore.com>
14645 * collect2.c (main): In AIX specific computations for vector
14646 insertions, use CONST_CAST2 to cast from char ** to const char **.
14648 2012-01-03 Richard Guenther <rguenther@suse.de>
14651 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14652 the context of a limbo DIE when it does not already exist.
14654 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14656 PR tree-optimization/51719
14657 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14658 but direct call is, clear direct call's lhs and don't add fallthrough
14659 edge from dcall_bb to join_bb and PHIs.
14661 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14663 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14664 the instructions emitted by the pattern.
14665 ("*TDC_insn_<mode>"): Add comment.
14667 2012-01-03 Richard Guenther <rguenther@suse.de>
14669 PR middle-end/51730
14670 * fold-const.c (fold_comparison): Properly canonicalize
14671 tree offset and HOST_WIDE_INT bit position.
14673 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14675 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14676 operands for extzv pattern.
14678 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14681 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14684 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14686 * doc/invoke.texi (-flto and related options): Copy-edit.
14688 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14690 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14692 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14694 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14697 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14699 * expr.h (move_by_pieces_ninsns): Declare.
14700 * expr.c (move_by_pieces_ninsns): Make external.
14701 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14702 (mips_store_by_pieces_p): Likewise.
14703 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14704 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14705 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14706 (mips_store_by_pieces_p): Likewise.
14708 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14710 * passes.c (register_one_dump_file): Free full_name.
14712 * reload1.c (reload): Don't allocate reg_max_ref_width here.
14713 (calculate_elim_costs_all_insns): Free offsets_at and
14714 offsets_known_at at the end and clear the pointers.
14716 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14718 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
14719 this option introduced in r180739.
14721 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14724 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
14725 (tmake_file target=avr): Add avr/t-multilib.
14727 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
14728 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
14729 * config/avr/genmultilib.awk: New file.
14730 * config/avr/t-multilib: New auto-generated file.
14731 * config/avr/multilib.h: New auto-generated file.
14732 * config/avr/t-avr (AVR_MCUS): New variable.
14733 (genopt.sh): Use it.
14734 (s-mlib): Depend on t-multilib.
14735 (t-multilib, multilib.h): New dependencies.
14736 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
14737 (MULTILIB_OPTIONS): Remove.
14738 (MULTILIB_MATCHES): Remove.
14739 (MULTILIB_DIRNAMES): Remove.
14740 (MULTILIB_EXCEPTIONS): Remove:
14741 * config/avr/genopt.sh: Don't use hard coded file name;
14742 pass AVR_MCUS from t-avr instead.
14744 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14746 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
14748 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14750 Implement light-weight DImode support.
14751 * config/avr/avr-dimode.md: New file.
14752 * config/avr/avr.md: Include it.
14753 (adjust_len): Add plus64, compare64.
14754 (HIDI): Remove code iterator.
14755 (code_stdname): New code attribute.
14756 (rotx, rotsmode): Remove DI.
14757 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
14759 * config/avr/avr-protos.h (avr_have_dimode): New.
14760 (avr_out_plus64, avr_out_compare64): New.
14761 * config/avr/avr.c (avr_out_compare): Handle DImode.
14762 (avr_have_dimode): New variable definition and initialization.
14763 (avr_out_compare64, avr_out_plus64): New functions.
14764 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
14765 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
14766 (avr_compare_pattern): Skip DImode comparisons.
14768 2012-01-02 Revital Eres <revital.eres@linaro.org>
14770 * ddg.c (def_has_ccmode_p): New function.
14771 (add_cross_iteration_register_deps,
14772 create_ddg_dep_from_intra_loop_link): Call it.
14774 2012-01-02 Richard Guenther <rguenther@suse.de>
14777 * invoke.texi (fassociative-math): Remove spurious paranthesis.
14779 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14781 * gcc.c (process_command): Update copyright notice dates.
14782 * gcov.c (print_version): Likewise.
14783 * gcov-dump.c (print_version): Likewise.
14784 * mips-tfile.c (main): Likewise.
14785 * mips-tdump.c (main): Likewise.
14787 2012-01-01 Ira Rosen <irar@il.ibm.com>
14789 PR tree-optimization/51704
14790 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
14791 a use is inside the basic block or loop before accessing its vect info.
14793 2012-01-01 Jan Hubicka <jhjh@suse.cz>
14795 PR rtl-optimization/51069
14796 * cfgloopmanip.c (remove_path): Removing path making irreducible
14797 region unconditional makes BB part of the region.
14799 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14801 PR tree-optimization/51683
14802 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
14803 calls with side-effects.
14804 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14806 Copyright (C) 2012 Free Software Foundation, Inc.
14808 Copying and distribution of this file, with or without modification,
14809 are permitted in any medium without royalty provided the copyright
14810 notice and this notice are preserved.