1 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2 James Greenhalgh <james.greenhalgh@arm.com>
4 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
5 (TARGET_FMA): New macro.
6 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
7 (TARGET_ARM_ARCH): Likewise.
8 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
9 (TARGET_V6M, TARGET_V7M): Likewise.
10 (TARGET_ARM_ARCH_PROFILE): Likewise.
11 (TARGET_ARM_FEATURE_LDREX): Likewise.
12 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
13 (ARM_MIN_ENUM_SIZE): Likewise.
14 * config/arm/arm.c (arm_file_start): Refactor appropriately.
15 (base_architecture): New enumeration.
16 (arm_base_arch): New global variable.
17 (processors): Add field base_arch.
18 (ARM_ARCH, ARM_CORE): Adjust accordingly.
19 (arm_option_override): Add initialization of arm_base_arch.
20 * doc/cpp.texi (system-specific predefined macros.): Change.
22 2012-06-25 Jakub Jelinek <jakub@redhat.com>
25 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
26 of x x x in the vmovlps load alternative.
28 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
31 * df.h (dead_debug_add): Remove third argument.
32 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
33 REG that we want to replace instead.
34 (dead_debug_insert_temp): Use the REGNO of the reg that we want
35 to replace instead of DF_REF_REGNO. Require there to always be
36 at least one such use. Check for cases where the same location
37 has more than df_ref associated with it.
38 (df_note_bb_compute): Remove third dead_debug_add argument.
39 * dce.c (word_dce_process_block): Likewise.
41 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
43 * config/v850/v850.c: Remove redundant extern declarations for
44 last_assemble_variable_decl and size_directive_output.
46 * doc/tm.texi.in: Document JMP_BUF_SIZE.
47 * doc/tm.texi: Regenerate.
48 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
49 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
50 * config/stormy16/stormy16.h: Likewise.
52 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
54 * doc/sourcebuild.texi: Add missing subdirectories.
56 2012-06-25 Tristan Gingold <gingold@adacore.com>
58 * config/i386/i386.h: Fix typo.
60 2012-06-25 Tristan Gingold <gingold@adacore.com>
62 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
63 (seh_cfa_adjust_cfa): ... that function.
64 (seh_emit_stackalloc): Do not emit out of range values.
65 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
66 UNSPEC_DEF_CFA constants.
67 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
68 * config/i386/i386.c (ix86_frame_pointer_required): Required
69 for very large frames on SEH target.
70 (ix86_compute_frame_layout): Save area is before frame pointer
71 on SEH target. Handle very large frames.
72 (ix86_expand_prologue): Likewise.
74 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
76 * output.h: (current_function_is_leaf,
77 current_function_sp_is_unchanging,
78 current_function_uses_only_leaf_regs): Remove.
79 * function.c (current_function_is_leaf,
80 current_function_sp_is_unchanging,
81 current_function_uses_only_leaf_regs): Remove.
82 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
83 instead of current_function_uses_only_leaf_regs.
84 * function.h (struct rtl_data): New fields sp_is_unchanging,
85 is_leaf, uses_only_leaf_regs.
86 * resource.c (init_resource_info): Replace current_function_is_leaf,
87 current_function_sp_is_unchanging, and
88 current_function_uses_only_leaf_regs with new crtl fields.
89 * sdbout.c (sdbout_symbol): Likewise.
90 * df-core.c (rest_of_handle_df_initialize): Likewise.
91 * ira.c (ira): Likewise.
92 * final.c (final_start_function): Likewise.
93 * reorg.c (fill_simple_delay_slots): Likewise.
94 * regrename.c (check_new_reg_p): Likewise.
95 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
96 (notice_stack_pointer_modification): Likewise.
97 * dbxout.c (dbxout_symbol): Likewise.
98 (dbxout_parms): Likewise.
99 * sel-sched.c (init_regs_for_mode): Likewise.
100 * dwarf2out.c (dbx_reg_number): Likewise.
101 (multiple_reg_loc_descriptor): Likewise.
102 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
104 (ix86_select_alt_pic_regnum): Likewise.
105 (ix86_compute_frame_layout): Likewise.
106 (ix86_finalize_stack_realign_flags): Likewise.
107 (ix86_expand_epilogue): Likewise.
108 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
109 * config/h8300/h8300.c (byte_reg): Likewise.
110 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
111 (c6x_save_reg): Likewise.
112 (c6x_compute_frame_layout): Likewise.
113 * config/pa/pa.c (pa_compute_frame_size): Likewise.
114 (pa_output_function_prologue): Likewise.
115 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
116 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
117 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
118 (sparc_expand_prologue): Likewise.
119 (sparc_flat_expand_prologue): Likewise.
120 (sparc_asm_function_prologue): Likewise.
121 (sparc_output_mi_thunk): Likewise.
122 (sparc_frame_pointer_required): Likewise.
123 * config/epiphany/epiphany.c (epiphany_compute_function_type):
125 (epiphany_compute_frame_size): Likewise.
126 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
127 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
128 (cris_frame_pointer_required): Likewise.
129 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
130 (tilepro_current_function_is_leaf): Likewise.
131 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
132 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
133 * config/ia64/ia64.c (find_gr_spill): Likewise.
134 (ia64_compute_frame_size): Likewise.
135 (ia64_can_eliminate): Likewise.
136 (ia64_initial_elimination_offset): Likewise.
137 * config/m68k/m68k.c (m68k_save_reg): Likewise.
138 (m68k_expand_epilogue): Likewise.
139 * config/rx/rx.c (rx_get_stack_layout): Likewise.
140 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
141 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
143 (picochip_output_frame_debug): Likewise.
144 * config/sh/sh.c (sh_media_register_for_return): Likewise.
145 (sh_allocate_initial_value): Likewise.
146 (sh_output_mi_thunk): Likewise.
147 * config/microblaze/microblaze.c (microblaze_must_save_register):
149 (compute_frame_size): Likewise.
150 (microblaze_initial_elimination_offset): Likewise.
151 (microblaze_expand_prologue): Likewise.
152 (microblaze_expand_epilogue): Likewise.
153 * config/frv/frv.c (frv_expand_epilogue): Likewise.
154 (frv_frame_pointer_required): Likewise.
155 * config/spu/spu.c (get_pic_reg): Likewise.
156 (direct_return): Likewise.
157 (spu_expand_prologue): Likewise.
158 (spu_expand_epilogue): Likewise.
159 (spu_initial_elimination_offset): Likewise.
160 * config/mips/mips.c (mips_global_pointer): Likewise.
161 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
162 (mips_compute_frame_info): Likewise.
163 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
164 (mep_reload_pointer): Likewise.
165 * config/rl78/rl78.c (need_to_save): Likewise.
166 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
167 * config/score/score.c (score_compute_frame_size): Likewise.
168 (score_function_prologue): Likewise.
169 * config/bfin/bfin.c (must_save_p): Likewise.
170 (expand_prologue_reg_save): Likewise.
171 (expand_epilogue_reg_restore): Likewise.
172 (bfin_frame_pointer_required): Likewise.
173 (n_regs_saved_by_prologue): Likewise.
174 (add_to_reg): Likewise.
175 (expand_interrupt_handler_prologue): Likewise.
176 (expand_interrupt_handler_epilogue): Likewise.
177 (bfin_expand_prologue): Likewise.
178 * config/avr/avr.c (avr_regs_to_save): Likewise.
179 (avr_prologue_setup_frame): Likewise.
180 (expand_epilogue): Likewise.
181 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
182 (s390_register_info): Likewise.
183 (s390_frame_info): Likewise.
184 (s390_init_frame_layout): Likewise.
185 (s390_emit_prologue): Likewise.
188 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
190 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
191 * vmsdbgout: Do not undefine it if defined.
192 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
193 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
194 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
196 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
198 * config/mips/mips.c (mips_process_sync_loop): Add missing
201 2012-06-23 Richard Henderson <rth@redhat.com>
204 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
205 V*QImode shifts and multiply.
206 (ix86_expand_vecop_qihi): Support shifts.
207 * config/i386/i386.md (any_shift): New code iterator.
208 * config/i386/sse.md (ashlv16qi3): Merge ...
209 (<any_shiftrt>v16qi3): ... into ...
210 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
211 to support SSE and AVX.
213 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
214 parameter into src and dest.
215 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
216 (vec_unpacks_hi_<V124_AVX2>): Likewise.
217 (vec_unpacku_lo_<V124_AVX2>): Likewise.
218 (vec_unpacks_lo_<V124_AVX2>): Likewise.
219 * config/i386/i386-protos.h: Update.
221 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
222 pure expander; move expansion code ...
223 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
224 * config/i386/i386-protos.h: Update.
226 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
228 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
229 (popcntb<mode>2): Add attribute type popcnt.
230 (popcntd<mode>2): Ditto.
231 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
232 * config/rs6000/power5.md (define_insn_reservation): Ditto.
233 * config/rs6000/power7.md (define_insn_reservation): Ditto.
234 * config/rs6000/476.md (define_insn_reservation): Ditto.
235 * config/rs6000/power6.md (define_insn_reservation): New
236 reservation for popcnt instructions.
238 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
240 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
242 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
245 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
247 * config/i386/i386.c (ix86_option_override_internal): Allow
248 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
250 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
253 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
255 * double-int.c (double_int_multiple_of): New function.
256 * double-int.h (double_int_multiple_of): New decl.
257 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
258 (mbc_entry_hash): New forward decl.
259 (mbc_entry_eq): Likewise.
260 (zero_cost): Change to no_cost.
261 (mult_costs): New static var.
262 (cost_tables_exist): Likewise.
263 (initialize_costs): New function.
264 (finalize_costs): Likewise.
265 (tree_ssa_iv_optimize_init): Call initialize_costs.
266 (add_cost): Change to add_regs_cost; distinguish costs by speed.
267 (multiply_regs_cost): New function.
268 (add_const_cost): Likewise.
269 (extend_or_trunc_reg_cost): Likewise.
270 (negate_reg_cost): Likewise.
271 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
273 (get_address_cost): Change add_cost to add_regs_cost; change
274 multiply_by_cost to multiply_by_const_cost.
275 (force_expr_to_var_cost): Change zero_cost to no_cost; change
276 add_cost to add_regs_cost; change multiply_by_cost to
277 multiply_by_const_cost.
278 (split_cost): Change zero_cost to no_cost.
279 (ptr_difference_cost): Likewise.
280 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
281 to multiply_by_const_cost.
282 (get_computation_cost_at): Change add_cost to add_regs_cost; change
283 multiply_by_cost to multiply_by_const_cost.
284 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
285 (determine_iv_cost): Change add_cost to add_regs_cost.
286 (iv_ca_new): Change zero_cost to no_cost.
287 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
288 * tree-ssa-address.c (most_expensive_mult_to_index): Change
289 multiply_by_cost to multiply_by_const_cost.
290 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
291 (add_regs_cost): New decl.
292 (multiply_regs_cost): Likewise.
293 (add_const_cost): Likewise.
294 (extend_or_trunc_reg_cost): Likewise.
295 (negate_reg_cost): Likewise.
297 2012-06-22 Richard Guenther <rguenther@suse.de>
299 Merge from graphite branch
300 2011-08-10 Sebastian Pop <sebpop@gmail.com>
302 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
304 2012-01-13 Tobias Grosser <tobias@grosser.es>
306 * tree-flow.h (parallelized_function_p): Declare.
307 * tree-parloops.c (parallelized_function_p): Export.
308 * graphite.c (graphite_transform_loops): Do not run graphite on
309 already parallel functions.
311 2012-06-22 Alan Modra <amodra@gmail.com>
313 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
314 return mem. Convert to indirect addressing if not indirect or
315 indexed. Adjust all callers.
317 2012-06-22 Richard Guenther <rguenther@suse.de>
319 * gcov-iov.c: Include bconfig.h and system.h.
321 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
323 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
325 2012-06-22 Richard Guenther <rguenther@suse.de>
327 PR gcov-profile/53744
328 * gcov-iov.c (main): Treat "" and "prerelease" the same.
330 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
333 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
334 for GNU Fortran if in strict DWARF2 mode.
336 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
338 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
339 DECL_IGNORED_P non-reg vars even if they are used.
341 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
345 * var-tracking.c (vt_get_canonicalize_base): New.
346 (vt_canonicalize_addr, vt_stack_offset_p): New.
347 (vt_canon_true_dep): New.
348 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
349 (clobber_overlaping_mems): Use vt_canonicalize_addr.
351 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
355 * var-tracking.c (vt_initialize): Record initial offset between
356 arg pointer and stack pointer.
358 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
362 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
365 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
369 * alias.c (memrefs_conflict_p): Improve handling of AND for
372 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
374 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
376 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
379 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
381 2012-06-21 Meador Inge <meadori@codesourcery.com>
384 * c-decl.c (c_push_function_context): Restore the behavior to reuse
385 the language function allocated for -Wunused-local-typedefs.
386 (c_pop_function_context): If necessary, clear the language function
387 created in c_push_function_context. Always clear out the
388 x_cur_stmt_list field of the restored language function.
390 2012-06-21 Sterling Augustine <saugustine@google.com>
391 Cary Coutant <ccoutant@google.com>
393 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
394 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
395 (comdat_type_struct): New field 'skeleton_die'.
396 (breakout_comdat_types): Update it.
397 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
398 is_namespace_die. Fix minor style violation. Call want_pubnames.
399 (add_pubname_string): Call want_pubnames.
400 (add_pubtype): Rework logic for calculating type name. Call
401 is_namespace_die. Call want_pubnames.
402 (output_pubnames): Move conditional logic deciding when to produce the
403 section from dwarf2out_finish. Use new skeleton_die field.
404 (base_type_die): Call add_pubtype.
405 (gen_enumeration_type_die): Unconditionally call add_pubtype.
406 (gen_subprogram_die): Adjust calls to add_pubname.
407 (gen_namespace_die): Call add_pubname_string.
408 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
409 produce pubnames and pubtypes sections to output_pubnames.
410 * common.opt (-gpubnames): New option.
411 * doc/invoke.texi: Document it.
413 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
415 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
417 2012-06-21 Michael Matz <matz@suse.de>
420 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
423 2012-06-21 Richard Guenther <rguenther@suse.de>
425 * tree-inline.c (estimate_num_insns): Estimate call cost for
428 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
430 * tree.h (DECL_SOURCE_COLUMN): New accessor.
432 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/i386.md (SINCOS): New int iterator.
435 (sincos): New int attribute.
436 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
438 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
439 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
441 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
443 * config/i386/i386.md (RDFSGSBASE): New int iterator.
445 (fsgs): New int attribute.
446 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
447 RDFSGSBASE int iterator.
448 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
449 WRFSGSBASE int iterator.
451 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
454 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
455 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
456 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
459 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
461 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
463 2012-06-20 Richard Guenther <rguenther@suse.de>
465 PR tree-optimization/30318
466 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
468 (range_int_cst_singleton_p): But explicitely here.
469 (zero_nonzero_bits_from_vr): And here.
470 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
471 to cover all cases we can perform arbitrary precision
472 arithmetic with double-ints.
473 (intersect_ranges): Handle adjacent anti-ranges.
475 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
477 * config/i386/i386.md (rounding_insn): New int attribute.
478 (<rounding_insn>xf2): Macroize insn from
479 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
480 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
482 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
484 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
485 (ieee_maxmin): New int attribute.
486 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
487 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
489 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
491 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
492 * config/arm/arm.c: Do not include c-pragma.h.
493 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
494 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
495 to arm_emit_eabi_attribute.
496 * arm-c.c: Do not include output.h.
497 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
498 call to arm_emit_eabi_attribute.
499 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
501 2012-06-20 Richard Guenther <rguenther@suse.de>
503 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
504 Allow adjusting alignment of user-aligned decls again.
506 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
508 * config/rl78/rl78-c.c: Remove unnecessary includes.
510 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
512 * config/cris/cris.c: Include cgraph.h.
513 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
515 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
517 * emit-rtl.c (need_atomic_barrier_p): New function.
518 * emit-rtl.h (need_atomic_barrier_p): Declare it.
519 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
520 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
521 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
522 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
523 (mips_process_sync_loop): Use generic version instead.
525 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
527 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
530 2012-06-19 Tom de Vries <vries@codesourcery.com>
531 Maxim Kuvyrkov <maxim@codesourcery.com>
533 * config/mips/constraints.md (ZR): New constraint.
534 * config/mips/predicates.md (mem_noofs_operand): New predicate.
535 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
536 * config/mips/mips.h (TARGET_XLP): Define.
537 (TARGET_SYNC_AFTER_SC): Update.
538 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
539 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
540 XLP-specific swap and ldadd patterns.
541 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
543 2012-06-19 Tom de Vries <vries@codesourcery.com>
544 Maxim Kuvyrkov <maxim@codesourcery.com>
546 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
547 (mips_emit_post_atomic_barrier_p): New static functions.
548 (mips_process_sync_loop): Use them. Emit sync memory barriers in
549 accordance with memory model semantics. Add return of CMP result for
551 * config/mips/mips.md: Update comment.
552 (sync_cmp): New attribute.
553 (sync_memmodel): New attribute replacing sync_release_barrier.
554 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
555 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
556 (sync_lock_test_and_set, test_and_set_12): Update.
557 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
558 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
560 2012-06-19 Joseph Myers <joseph@codesourcery.com>
562 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
563 mov_si<mode>_e500_subreg0.
564 (*mov_si<mode>_e500_subreg0_elf_low)
565 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
567 2012-06-19 Richard Henderson <rth@redhat.com>
569 * config/alpha/alpha.c: Include params.h.
570 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
571 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
573 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
575 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
576 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
577 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
579 * doc/tm.texi: Regenerate.
580 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
582 * config/darwin-c.c: Include target.h.
583 (darwin_objc_declare_unresolved_class_reference): New function.
584 (darwin_objc_declare_class_definition): New function.
585 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
586 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
588 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
590 * target.def (output_ident): New hook.
591 * targhooks.h (default_asm_output_ident_directive): Add prototype.
592 * varasm.c (assemble_asm): Only prefix a tab if the string does not
593 already start with one.
594 (default_asm_output_ident_directive): New function to emit
595 .ident as a top-level asm node while parsing, or directly to
596 asm_out_file after parsing.
597 * toplev.c (compile_file): Print a GCC .ident with
598 targetm.asm_out.output_ident.
599 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
600 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
601 * doc/tm.texi: Update.
603 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
604 (TARGET_ASM_OUTPUT_IDENT): Define.
605 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
606 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
607 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
608 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
609 (TARGET_ASM_OUTPUT_IDENT): Define.
610 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
611 (TARGET_ASM_OUTPUT_IDENT): Define.
613 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
614 * config/cris/cris.c (cris_asm_output_ident): New function.
615 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
617 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
619 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
620 (microblaze_asm_output_ident): Rewrite to work similar to
621 default_asm_output_ident_directive for front-end .idents.
622 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
623 (TARGET_ASM_OUTPUT_IDENT): Define.
625 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
626 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
628 * config/rx/rx.c: Include cgraph.h for add_asm_node.
629 (rx_asm_output_ident): New function, similar to
630 default_asm_output_ident_directive, but handle AS100 syntax also, so
631 that #ident also works for rx in AS100 syntax.
632 (TARGET_ASM_OUTPUT_IDENT): Define.
633 * config/rx/rx.h (IDENT_ASM_OP): Remove.
635 * Makefile.in: Fix dependencies for c-family/c-lex.o.
637 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
640 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
642 (*fist<mode>2_<rounding>_1): Macroize insn from
643 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
644 (fistdi2_<rounding>): Macroize insn from
645 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
646 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
647 corresponding splitters from fistdi2_{floor,ceil} and corresponding
648 splitters using FIST_ROUNDING int iterator.
649 (fist<mode>2_<rounding>): Macroize insn from
650 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
651 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
652 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
653 splitters using FIST_ROUNDING int iterator.
654 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
655 using FIST_ROUNDING int iterator.
657 2012-06-19 Richard Henderson <rth@redhat.com>
659 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
660 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
661 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
662 * config/i386/sse.md (sse2_mulv4si3): Delete.
663 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
664 nonimmediate_or_const_vector_operand.
666 2012-06-19 Richard Henderson <rth@redhat.com>
668 * expmed.c (struct init_expmed_rtl): Split ...
669 (init_expmed_one_mode): ... out of ...
670 (init_expmed): ... here. Initialize integer vector modes also.
671 (synth_mult): Handle integer vector modes.
672 (choose_mult_variant): Likewise.
673 (expand_mult_const): Likewise.
674 (expand_mult): Likewise.
675 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
677 2012-06-19 Richard Henderson <rth@redhat.com>
679 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
680 integral vector modes.
682 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
685 (rounding): New int attribute.
687 (frndintxf2_<rounding>): Macroize insn from
688 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
689 (frndintxf2_<rounding>_i387): Macroize insn from
690 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
692 2012-06-19 Richard Guenther <rguenther@suse.de>
694 * tree-vrp.c (union_ranges): New function.
695 (vrp_meet_1): Use union_ranges.
696 (vrp_meet): Dump what we union and call vrp_meet_1.
698 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
700 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
701 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
702 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
703 (attr write_conflict, attr core_cycles): Update.
704 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
706 2012-06-19 Richard Guenther <rguenther@suse.de>
708 * tree-vrp.c (intersect_ranges): Handle more cases.
709 (vrp_intersect_ranges): Dump what we intersect and call ...
710 (vrp_intersect_ranges_1): ... this.
712 2012-06-19 Richard Guenther <rguenther@suse.de>
714 PR tree-optimization/53708
715 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
716 user-supplied alignment and alignment of decls with the used
719 2012-06-18 Lawrence Crowl <crowl@google.com>
721 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
722 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
723 (TV_PHASE_STREAM_IN): New.
724 (TV_PHASE_STREAM_OUT): New.
725 * timevar.c (validate_phases): New.
726 (timevar_print): Call validate_phases.
727 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
729 * langhooks.c (write_global_declarations): Rename use of
730 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
731 TV_PHASE_CHECK_DBGINFO.
732 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
733 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
734 lang_hooks.decls.final_write_globals.
736 2012-06-18 David Edelshn <dje.gcc@gmail.com>
738 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
740 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
743 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
744 (*sse4_2_pcmpistr_unaligned): New.
746 2012-06-18 Ian Bolton <ian.bolton@arm.com>
747 Sameera Deshpande <sameera.deshpande@arm.com>
748 Greta Yorsh <greta.yorsh@arm.com>
750 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
751 * config/arm/arm.c (print_multi_reg): Remove.
752 (vfp_output_fldmd): Likewise.
753 (arm_output_epilogue): Likewise.
754 * config/arm/arm.md (epilogue_insns): Update condition and code.
756 2012-06-18 Ian Bolton <ian.bolton@arm.com>
757 Sameera Deshpande <sameera.deshpande@arm.com>
758 Greta Yorsh <greta.yorsh@arm.com>
760 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
761 * config/arm/arm.c (thumb2_expand_return): New function.
762 * config/arm/arm.md (return): Update condition and code.
764 2012-06-18 Ian Bolton <ian.bolton@arm.com>
765 Sameera Deshpande <sameera.deshpande@arm.com>
766 Greta Yorsh <greta.yorsh@arm.com>
768 * config/arm/arm-protos.h (output_return_instruction): New parameter
769 and int to bool change of parameter types.
770 * config/arm/arm.c (output_return_instruction): Likewise.
771 * config/arm/arm.md (arm_simple_return): New pattern.
772 (arm_return, cond_return, cond_return_inverted): Add new arguments.
773 * config/arm/thumb2.md (thumb2_return): Update condition and code.
775 2012-06-18 Ian Bolton <ian.bolton@arm.com>
776 Sameera Deshpande <sameera.deshpande@arm.com>
777 Greta Yorsh <greta.yorsh@arm.com>
779 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
780 * config/arm/arm.c (arm_expand_epilogue): New function.
781 * config/arm/arm.md (epilogue): Update condition and code.
782 (sibcall_epilogue): Likewise.
784 2012-06-18 Ian Bolton <ian.bolton@arm.com>
785 Sameera Deshpande <sameera.deshpande@arm.com>
786 Greta Yorsh <greta.yorsh@arm.com>
788 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
789 * config/arm/arm.md (arm_addsi3) Add an alternative.
791 2012-06-18 Ian Bolton <ian.bolton@arm.com>
792 Sameera Deshpande <sameera.deshpande@arm.com>
793 Greta Yorsh <greta.yorsh@arm.com>
795 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
796 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
797 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
799 2012-06-18 Ian Bolton <ian.bolton@arm.com>
800 Sameera Deshpande <sameera.deshpande@arm.com>
801 Greta Yorsh <greta.yorsh@arm.com>
803 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
804 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
805 (pop_multiple_with_return, ldr_with_return) Likewise.
806 * config/arm/predicates.md (pop_multiple_return) New special predicate.
807 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
808 * config/arm/arm.c (arm_output_multireg_pop) New function.
809 (arm_emit_multi_reg_pop): New function.
811 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
813 * config/arm/arm.c (ldm_stm_operation_p): Require SP
814 as base register for loads if SP is in the register list.
816 2012-06-18 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/53693
819 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
820 Reject operands with more than one use.
822 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
824 PR tree-optimization/53703
825 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
826 correctly set bb_for_def[12].
828 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
830 * config/vax/vax.h (VMS_TARGET): Remove.
832 2012-06-18 Richard Guenther <rguenther@suse.de>
834 * tree-vrp.c (extract_range_from_assert): Split out range
836 (intersect_ranges): New function.
837 (vrp_intersect_ranges): Likewise.
839 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
841 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
844 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
846 * doc/md.texi: Document int iterators.
847 * read-rtl.c (ints): New iterator group.
848 (find_int): Int iterator group callback.
849 (apply_int_iterator): Likewise.
850 (apply_iterators): Traverse int iterator table and add all the used
852 (initialize_iterators): Initialize data structures and callbacks for
854 (read_rtx): Parse and read mappings for int iterators.
855 (read_rtx_code): Record int iterator usage.
857 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
860 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
861 performing an addition.
863 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
865 * output.h (split_double): Move prototype to rtl.h.
866 (constructor_static_from_elts_p): Move prototype to tree.c.
867 * rtl.h (split_double): Moved here from output.h.
868 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
869 * final.c (split_double): Move from here ...
870 * rtlanal.c (split_double): ... to here.
871 * expr.c: Do not include output.h.
873 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
875 * cfglayout.h: Remove.
876 * cfglayout.c: Remove.
877 * function.h (struct function): Remove x_last_location field.
878 * function.c: Do not include cfglayout.h.
879 (expand_function_start): Do not call no-op force_next_line_note.
880 (expand_function_end): Likewise.
881 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
882 (unlink_insn_chain): Moved here from cfglayout.c.
883 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
884 into_cfg_layout_mode, outof_cfg_layout_mode,
885 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
886 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
887 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
888 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
889 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
890 cfg_layout_finalize): Likewise.
891 (rtl_can_remove_branch_p): Likewise.
892 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
893 (duplicate_insn_chain): Likewise.
894 (force_next_line_note): Remove prototype.
895 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
896 (last_location): Remove #define to emit.x_last_location.
897 (force_next_line_note): Remove no-op function.
898 (init_emit): Don't set x_last_location.
899 (block_locators_locs, block_locators_blocks, locations_locators_locs,
900 locations_locators_vals, prologue_locator, epilogue_locator,
901 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
902 Move POD to here from cfglayout.c.
903 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
904 set_curr_insn_source_location, get_curr_insn_source_location,
905 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
906 locator_scope, insn_scope, locator_location, locator_line, insn_line,
907 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
908 * cfghooks.h: Remove double-include protection.
909 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
910 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
911 * final.c: Do not include cfglayout.h.
912 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
913 (reemit_insn_block_notes): Likewise. Make static.
914 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
915 operation_could_trap_p, tree_could_throw_p): Move from here...
916 * tree.h: ... to here.
917 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
918 * profile.c: Do not include cfghooks.h.
919 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
920 * modulo-sched.c: Likewise.
921 * loop-unswitch.c: Do not include cfglayout.h.
922 * sched-ebb.c: Likewise.
923 * tracer.c: Likewise.
925 * tree-vect-loop-manip.c: Likewise.
926 * loop-init.c: Likewise.
927 * dwarf2out.c: Likewise.
928 * hw-doloop.c: Likewise.
929 * loop-unroll.c: Likewise.
930 * cfgcleanup.c: Likewise.
931 * bb-reorder.c: Likewise.
932 * sched-rgn.c: Likewise.
933 * tree-cfg.c: Likewise.
934 * config/alpha/alpha.c: Likewise.
935 * config/spu/spu.c: Likewise.
936 * config/sparc/sparc.c: Likewise.
937 * config/sh/sh.c: Likewise.
938 * config/c6x/c6x.c: Likewise.
939 * config/ia64/ia64.c: Likewise.
940 * config/rs6000/rs6000.c: Likewise.
941 * config/score/score.c: Likewise.
942 * config/mips/mips.c: Likewise.
943 * config/bfin/bfin.c: Likewise.
944 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
945 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
946 * config/spu/t-spu-elf (spu.o: $): Likewise.
947 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
949 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
951 * cfgloop.h: Do not include rtl.h.
952 (enum iv_extend_code): New.
953 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
954 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
955 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
956 an IV_EXTEND_CODE to an RTX_CODE.
957 (dump_iv_info): Update for rtx_iv field type change.
958 (iv_constant): Likewise.
959 (iv_subreg): Likewise.
960 (iv_extend): Likewise.
964 (iv_shift): Likewise.
965 (get_biv_step_1): Likewise.
966 (get_biv_step): Likewise.
967 (iv_analyze_biv): Likewise.
968 (get_iv_value): Likewise.
969 (shorten_into_mode): Likewise.
970 (canonicalize_iv_subregs): Likewise.
971 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
972 of MAY_HAVE_DEBUG_INSNS.
973 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
974 * tree-ssa-loop-prefetch.c: Likewise.
976 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
978 * expmed.c (ceil_log2): Move from here...
979 * hwint.c: ... to here for older GCCs...
980 * hwint.h: ... and here for newer GCCs.
981 * rtl.h (ceil_log2): Remove prototype.
983 * tree-phinodes.c: Do not include rtl.h.
984 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
986 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
988 * config/cris/cris.h (TARGET_ELF): Remove.
989 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
990 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
991 (LOCAL_LABEL_PREFIX): Likewise.
992 * config/cris/cris.c (cris_target_asm_named_section): Remove.
993 (cris_option_override): Simpify using TARGET_ELF==1.
994 (cris_file_start): Likewise.
995 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
997 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
999 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1001 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1004 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1006 2012-06-15 Easwaran Raman <eraman@google.com>
1008 * passes.c (init_optimization_passes): Remove pass_call_cdce
1009 from its current position and insert after pass_dce.
1011 2012-06-15 Walter Lee <walt@tilera.com>
1013 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1015 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1017 * arm.c (note_invalid_constants): Don't return a result.
1018 (arm_memory_load_p): Delete function.
1019 (arm_const_double_rtx): Delete iterator variable i;
1020 (fp_immediate_constant): Likewise.
1021 (fp_const_from_val): Likewise.
1023 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1025 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1028 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1029 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1031 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1033 * config/avr/avr.c (avr_default_expand_builtin): New function.
1034 (avr_expand_builtin): Use it.
1035 (avr_expand_unop_builtin): Remove.
1036 (avr_expand_binop_builtin): Remove.
1037 (avr_expand_triop_builtin): Remove.
1039 2012-06-15 Michael Matz <matz@suse.de>
1042 * cfgexpand.c (add_alias_set_conflicts): Remove.
1043 (expand_used_vars): Don't call it.
1044 (aggregate_contains_union_type): Remove.
1045 * function.c (n_temp_slots_in_use): New static data.
1046 (make_slot_available, assign_stack_temp_for_type): Update it.
1047 (init_temp_slots): Zero it.
1048 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1049 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1051 2012-06-15 Michael Matz <matz@suse.de>
1053 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1054 argument, don't emit assign statement if value is directly usable.
1055 (gimplify_expr): Adjust.
1057 2012-06-15 Michael Matz <matz@suse.de>
1059 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1060 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1062 2012-06-15 Richard Guenther <rguenther@suse.de>
1064 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1065 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1066 we assert for in set_value_range to VR_VARYING.
1068 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1070 * arm.md (addsf3, adddf3): Use s_register_operand.
1071 (subsf3, subdf3): Likewise.
1072 (mulsf3, muldf3): Likewise.
1073 (difsf3, divdf3): Likewise.
1074 (movsfcc, movdfcc): Likewise.
1075 * predicates.md (f_register_operand): Delete.
1076 (arm_float_rhs_operand): Delete.
1077 (arm_float_add_operand): Delete.
1078 (arm_float_compare_operand): Use s_register_operand when
1080 (cirrus_register_operand): Delete.
1081 (cirrus_fp_register): Delete.
1082 (cirrus_shift_const): Delete.
1083 (cmpdi_operand): Remove Maverick support.
1084 * constraints.md (f, v, H): Delete constraints.
1085 (G): Update documentation.
1086 * arm.c (fp_consts_inited): Convert to bool.
1087 (strings_fp): Delete.
1088 (values_fp): Delete.
1089 (value_fp0): New variable.
1090 (init_fp_table): Simplify logic.
1091 (arm_const_double_rtx): Likewise.
1092 (fp_immediate_constant): Likewise.
1093 (fp_const_from_val): Likewise.
1094 (neg_const_double_rtx_ok_for_fpa): Delete.
1095 * doc/md.texi (ARM constraints): Update documentation.
1097 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1099 PR tree-optimization/53636
1100 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1101 stride when doing basic-block vectorization.
1103 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1105 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1108 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1110 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1111 allocate and free bbs array for the SLP case.
1113 PR tree-optimization/51581
1114 * expr.h (choose_multiplier): New prototype.
1115 * expmed.c (choose_multiplier): No longer static.
1116 Change multiplier_ptr from rtx * to UHWI *.
1117 (expand_divmod): Adjust callers.
1118 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1119 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1120 argument to new_stmt_vec_info. Attempt to optimize also divisions
1121 by non-pow2 constants if integer vector division isn't supported.
1122 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1123 don't look at pattern stmts and sequences.
1125 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1128 * common.opt (-fdelete-dead-exceptions): New switch.
1129 * doc/invoke.texi (Code Gen Options): Document it.
1130 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1131 insn_could_throw_p predicate. Do not skip an insn that could throw
1132 if dead exceptions can be deleted.
1133 (insn_live_p): Likewise, do not return true in that case.
1134 * dce.c (can_alter_cfg): New flag.
1135 (deletable_insn_p): Do not return false for an insn that can throw if
1136 the CFG can be altered and dead exceptions can be deleted.
1137 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1138 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1139 predicate. Do not preserve an insn that could throw if dead exceptions
1141 * function.h (struct function): Add can_delete_dead_exceptions flag.
1142 * function.c (allocate_struct_function): Set it.
1143 * lto-streamer-in.c (input_struct_function_base): Stream it.
1144 * lto-streamer-out.c (input_struct_function_base): Likewise.
1145 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1146 statement that could throw as necessary if dead exceptions can be
1149 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1151 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1153 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1156 * config/sh/sh.md: Add peephole for swapbsi2.
1157 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1159 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1161 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1162 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1164 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1167 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1169 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1171 * arm.c (arm_cirrus_insn_p): Delete.
1172 (cirrus_reorg): Delete.
1173 (arm_reorg): Don't call cirrus_reorg.
1174 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1175 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1176 (adddi3, subdi3): Remove Maverick support.
1177 (arm_adddi3): Likewise.
1178 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1179 (addsf3, adddf3): Likewise.
1180 (subsf3, subdf3): Likewise.
1181 (mulsf3, muldf3): Likewise.
1182 (ashldi3, ashrdi3, lshrdi3): Likewise.
1183 (floatsisf2, floatsidf2): Likewise.
1184 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1185 (arm_movdi, thumb1_movdi_insn): Likewise.
1186 (arm_cmpdi_insn): Likewise.
1187 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1188 (cirrus.md): Don't include.
1189 * cirrus.md: Delete file.
1190 * t-arm (MD_INCLUDES): Remove cirrus.md.
1192 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1194 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1195 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1196 cgraph_function_possibly_inlined_p.
1197 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1198 (process_scope_var): Do not emit concrete instances of abstracted
1199 nested functions from here.
1200 (gen_decl_die): Emit the abstract instance if the function is possibly
1201 abstracted and not only possibly inlined.
1202 (dwarf2out_finish): Find the first non-abstract parent instance and
1203 attach concrete instances on the limbo list to it.
1205 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1207 * arm.md (divsf3, divdf3): Remove FPA support.
1208 (negsf2, negdf2): Likewise.
1209 (sqrtsf2, sqrtdf2): Likewise.
1210 (movdfcc): Likewise.
1211 (modsf3, moddf3, movxf): Delete.
1212 (push_fp_multi): Delete.
1213 (fpa.md): Don't include it.
1214 * fpa.md: Delete file.
1215 * t-arm (MD_INCLUDES): Remove fpa.md.
1217 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1219 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1220 (cost_for_stmt): Remove decl.
1221 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1222 * tree-vect-loop.c (vect_get_cost): Remove.
1223 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1224 vect_get_stmt_cost rather than vect_get_cost.
1225 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1227 (vect_estimate_min_profitable_iters): Correct typo in call to
1228 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1230 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1232 (vect_model_induction_cost): Likewise.
1233 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1234 typo in call to vect_get_single_scalar_iteration_cost.
1235 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1236 (cost_for_stmt): Remove unnecessary function.
1237 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1239 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1241 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1242 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1243 * arm-tables.opt: Regenerated.
1244 * doc/invoke.texi: Remove references to deleted options.
1246 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1248 * config/h8300/genmova.sh: Modified to add offset bits of
1249 mova/Sz assembly instruction for memory access.
1250 * config/h8300/h8300.c: Likewise.
1251 * config/h8300/mova.md: Likewise.
1253 2012-06-12 Christian Bruel <christian.bruel@st.com>
1256 * config/sh/sh.c (sh_option_override): Don't force
1257 flag_omit_frame_pointer and maccumulate_outgoing_args.
1258 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1260 2012-06-14 Richard Guenther <rguenther@suse.de>
1262 * tree-vrp.c (VR_INITIALIZER): New define.
1263 (ranges_from_anti_range): New function.
1264 (extract_range_from_binary_expr_1): Decompose operations on
1265 VR_ANTI_RANGEs to operations on VR_RANGE.
1266 (extract_range_from_unary_expr_1): Likewise.
1267 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1268 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1269 extract_range_from_cond_expr, adjust_range_with_scev,
1270 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1271 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1273 2012-06-13 Richard Henderson <rth@redhat.com>
1275 * hwint.h (HOST_WIDEST_INT_C): New.
1276 (HOST_WIDE_INT_C): New.
1277 (HOST_WIDE_INT_1): Use it.
1278 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1280 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1283 * var-tracking.c: Include alias.h.
1284 (overlapping_mems): New struct.
1285 (drop_overlapping_mem_locs): New.
1286 (clobber_overlapping_mems): New.
1287 (var_mem_delete_and_set, var_mem_delete): Call it.
1288 (val_bind): Likewise, but only if modified.
1289 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1290 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1292 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1295 * var-tracking.c (loc_exp_dep_pool): New.
1296 (vt_emit_notes): Create and release the pool.
1297 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1298 (emit_notes_in_bb): Likewise.
1299 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1300 (notify_dependents_of_changed_value): Likewise.
1301 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1302 variables don't have a VAR_LOC_DEP_LST.
1303 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1304 VALUEs or MEMs of VALUEs.
1306 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1310 * dce.c (word_dce_process_block): Insert debug temps only if the
1312 (dce_process_block): Likewise, and if debug.used is not empty,
1313 and only after iterating over all DEFs that might mark the insn.
1315 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1317 * common.opt (ftree-coalesce-inlined-vars): New.
1318 (ftree-coalesce-vars): New.
1319 * doc/invoke.texi: Document them.
1320 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1323 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1325 * read-rtl.c (mapping): Remove index field. Add current_value field.
1326 Define heap vectors.
1327 (iterator_group): Fix long line. Remove num_builtins field and
1328 uses_iterator fields. Make apply_iterator take a void * parameter.
1329 (iterator_use, atttribute_use): New structures.
1330 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1331 (current_iterators, iterator_uses, attribute_uses): New variables.
1332 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1333 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1334 (map_attr_string, apply_iterator_to_string): Remove iterator
1335 and value parameters. Look through all current iterator values
1336 for a matching attribute.
1337 (mode_attr_index, apply_mode_maps): Delete.
1338 (apply_iterator_to_rtx): Replace with...
1339 (copy_rtx_for_iterators): ...this new function.
1340 (uses_iterator_p, apply_iterator_traverse): Delete.
1341 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1343 (add_mapping): Remove index field. Set current_value field.
1344 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1346 (find_iterator): Delete.
1347 (record_iterator_use, record_attribute_use): New functions.
1348 (record_potential_iterator_use): New function.
1349 (check_code_iterator): Remove handling of bellwether codes.
1350 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1351 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1352 parameter. Use the first code iterator value instead of the
1353 bellwether_codes array. Use record_potential_iterator_use for modes.
1355 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1358 * config/sh/sh.md (bswapsi2): New expander.
1359 (swapbsi2): New insn.
1361 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1364 * config/i386/i386.c (ix86_tune_cost): New variable.
1365 (ix86_option_override_internal): Set ix86_tune_cost. Use
1366 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1367 l1_cache_size and l2_cache_size.
1369 2012-06-13 Richard Guenther <rguenther@suse.de>
1371 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1372 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1373 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1374 VR_ANTI_RANGE with VR_ANTI_RANGE.
1376 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1378 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1380 (obsolete): ... here.
1381 (arm*-*-freebsd*): Remove.
1382 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1383 (arm*-*-uclinux*): Likewise.
1384 (arm*-*-ecos-elf): Remove.
1385 (arm*-*-rtems*): Remove.
1386 (arm*-*-elf): Remove.
1387 (arm*-wince-pe*): Remove.
1388 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1389 * arm/ecos-elf.h: Delete.
1390 * arm/t-strongarm-elf: Delete.
1391 * arm/rtems-elf.h: Delete.
1392 * arm/wince-pe.h: Delete.
1395 * arm/t-wince-pe: Delete.
1397 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1399 PR tree-optimization/53647
1400 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1401 targets with no defined cache line size.
1403 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1405 * targhooks.c (default_builtin_vectorized_conversion): Handle
1406 vec_construct, using vectype to base cost on subparts.
1407 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1408 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1409 instead of scalar_to-vec.
1410 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1411 vec_construct in same way as default for now.
1412 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1413 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1414 Handle vec_construct, including special case for 32-bit loads.
1416 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1418 * config/arm/arm.c (FL_IWMMXT2): New define.
1419 (arm_arch_iwmmxt2): New variable.
1420 (arm_option_override): Enable use of iWMMXt with VFP.
1421 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1422 Thumb mode. Set arm_arch_iwmmxt2.
1423 (arm_expand_binop_builtin): Accept VOIDmode op.
1424 (enum arm_builtins): Revise built-in fcode.
1425 (IWMMXT2_BUILTIN): New define.
1426 (IWMMXT2_BUILTIN2): Likewise.
1427 (iwmmx2_mbuiltin): Likewise.
1428 (builtin_description bdesc_2arg): Revise built in declaration.
1429 (builtin_description bdesc_1arg): Likewise.
1430 (arm_init_iwmmxt_builtins): Revise built in initialization.
1431 (arm_expand_builtin): Revise built in expansion.
1432 (arm_output_iwmmxt_shift_immediate): New function.
1433 (arm_output_iwmmxt_tinsr): Likewise.
1434 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1435 (arm_output_iwmmxt_tinsr): Likewise.
1436 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1437 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1438 (rorv4hi3, rorv2si3, rordi3): Likewise.
1439 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1440 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1441 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1442 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1443 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1444 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1445 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1446 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1447 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1448 (ror<mode>3, ror<mode>3_di): Likewise.
1449 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1450 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1451 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1452 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1453 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1454 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1455 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1456 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1457 (All instruction patterns): Add wtype attribute.
1458 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1459 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1460 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1461 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1462 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1463 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1464 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1465 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1466 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1467 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1468 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1469 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1470 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1471 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1472 (iwmmxt2.md): Include.
1473 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1474 (TARGET_IWMMXT2): New define.
1475 (TARGET_REALLY_IWMMXT2): Likewise.
1476 (arm_arch_iwmmxt2): Declare.
1477 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1478 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1479 Use C name-mangling for intrinsics.
1481 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1482 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1483 (_m_from_int): Likewise.
1484 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1485 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1486 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1487 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1488 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1489 (_mm_tbcst_pi32): Likewise.
1490 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1491 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1492 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1493 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1494 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1495 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1496 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1497 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1498 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1499 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1500 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1501 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1502 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1503 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1504 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1505 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1506 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1507 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1508 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1509 (_m_to_int): New define.
1510 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1511 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1512 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1514 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1515 (arch): Add "iwmmxt2".
1516 (arch_enabled): Handle "iwmmxt2".
1517 (wtype): New attribute.
1518 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1519 (UNSPEC_WALIGNI): New unspec.
1520 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1521 * config/arm/iterators.md (VMMX2): New mode_iterator.
1522 * config/arm/marvell-f-iwmmxt.md: New file.
1523 * config/arm/iwmmxt2.md: New file.
1525 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1530 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1531 if type isn't complete.
1533 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1535 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1537 2012-06-12 Richard Henderson <rth@redhat.com>
1539 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1540 iterator instead of INT.
1542 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1544 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1545 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1547 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1548 (tree_ssa_phiopt): Call gate_hoist_loads.
1549 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1550 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1551 hoist_adjacent_loads.
1552 (local_mem_dependence): New function.
1553 (hoist_adjacent_loads): Likewise.
1554 (gate_hoist_loads): Likewise.
1555 * common.opt (fhoist-adjacent-loads): New switch.
1556 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1558 2012-06-12 Michael Matz <matz@suse.de>
1560 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1561 (nonoverlapping_memrefs_p): Don't call it here ...
1562 (true_dependence_1): ... but here.
1564 2012-06-12 Richard Guenther <rguenther@suse.de>
1566 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1567 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1568 and MEM_SIZE only refines it. Reflect that and be less conservative
1569 if either of the latter is not known.
1571 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1573 PR rtl-optimization/53589
1574 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1575 discovery even when e->dest != target. If any LABEL_REF points
1576 to e->dest label, redirect it to target's label.
1578 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1580 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1581 condition for generating REG_FRAME_RELATED_EXPR note.
1582 (pop): Add code for generating REG_CFA_RESTORE,
1583 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1584 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1585 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1587 2012-06-11 Richard Henderson <rth@redhat.com>
1589 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1590 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1592 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1594 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1596 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1597 Mention that this hook needs to be defined for native TLS.
1598 * doc/tm.texi: Regenerate.
1600 2012-06-11 Mike Stump <mikestump@comcast.net>
1602 * emit-rtl.c (init_emit_once): Iterate through the
1603 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1604 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1605 all the MIN_MODE_PARTIAL_INT modes anymore.
1607 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1609 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1611 2012-06-11 Roland McGrath <mcgrathr@google.com>
1613 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1614 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1615 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1618 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1621 * config/sh/sh.md (fmasf4): New expander.
1622 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1623 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1624 * config/sh/sh.opt (mfused-madd): Remove.
1625 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1626 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1627 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1629 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1632 2012-06-11 Richard Henderson <rth@redhat.com>
1634 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1636 2012-06-11 Richard Guenther <rguenther@suse.de>
1639 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1640 replace it with the first non-BLOCK context.
1642 2012-06-11 Richard Guenther <rguenther@suse.de>
1644 * alias.c (aliases_everything_p): Remove.
1645 (DIFFERENT_ALIAS_SETS_P): Likewise.
1646 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1647 Do not use aliases_everything_p or special-case ANDs. Do not
1648 special-case BLKmode moves.
1649 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1652 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1654 Fix CRIS build errors with --enable-build-with-cxx.
1655 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1656 variable "and" to "andop".
1657 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1658 temporary variable for memory model, passing C++-type-correct
1659 parameter type to expand_mem_thread_fence.
1660 ("atomic_compare_and_swap<mode>"): Ditto.
1662 2012-06-09 Richard Henderson <rth@redhat.com>
1665 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1666 (pass_jump): Rename from pass_jump2.
1667 (execute_jump2, pass_jump2): New.
1668 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1669 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1670 and ACCUMULATE_OUTGOING_ARGS test...
1671 (gate_handle_stack_adjustments): ... here.
1672 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1673 Place new pass_jump2 after pass_stack_adjustments.
1674 * tree-pass.h (pass_jump): Declare.
1676 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1678 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1681 2012-06-08 Richard Henderson <rth@redhat.com>
1684 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1685 note to a clobber insn when no other insn is available.
1687 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1689 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1691 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1693 * genhooks.c (main): Set progname.
1694 (emit_documentation): Remove variable found_start, always bail out
1695 when a place is missing.
1696 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1698 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1701 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1702 call walk_gimple_seq_mod instead of walk_gimple_seq.
1703 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
1704 scan_omp_for, scan_omp_sections, scan_omp_single,
1705 execute_lower_omp): Adjust callers.
1706 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
1707 returns false, replace stmt with GIMPLE_NOP.
1708 (check_omp_nesting_restrictions): Instead of issuing warnings,
1709 issue errors and return false if any errors were reported.
1711 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
1713 * doc/invoke.texi (fconserve-space): Remove documentation.
1715 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
1717 * config/rs6000/rs6000-tables.opt: Regenerated.
1719 2012-06-06 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/53081
1722 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
1723 (adjacent_dr_p): ... this and make it work for reads, too.
1724 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
1725 (struct partition_s): Change main_stmt to main_dr, add
1726 secondary_dr member.
1727 (build_size_arg_loc): Change to date data-reference and not
1729 (build_addr_arg_loc): New function split out from ...
1730 (generate_memset_builtin): ... here. Use it and simplify.
1731 (generate_memcpy_builtin): New function.
1732 (generate_code_for_partition): Adjust.
1733 (classify_partition): Streamline pattern detection. Detect memcpy.
1734 (ldist_gen): Adjust.
1735 (tree_loop_distribution): Adjust seed statements for memcpy
1738 2012-06-06 Matt Turner <mattst88@gmail.com>
1740 * config/arm/mmintrin.h (_mm_empty): New.
1743 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
1745 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
1746 * common.opt (fsched-pressure-algorithm=): Remove.
1747 * flag-types.h (sched_pressure_algorithm): Move to...
1748 * sched-int.h (sched_pressure_algorithm): ...here.
1749 * params.def (sched-pressure-algorithm): New param.
1750 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
1751 * common/config/s390/s390-common.c (s390_option_optimization_table):
1752 Remove OPT_fsched_pressure_algorithm_ entry.
1753 * config/s390/s390.c (s390_option_override): Set a default value for
1754 PARAM_SCHED_PRESSURE_ALGORITHM.
1756 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1759 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
1760 doing an unsigned compare, make sure the second argument is not a
1762 (rs6000_emit_cmove): Don't allow floating point comparisons when
1763 generating ISEL moves.
1765 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
1767 * config/rs6000/e5500.md: New file.
1768 * config/rs6000/e6500.md: New file.
1769 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1771 (rs6000_option_override_internal): Altivec and Spe options not
1772 allowed with e5500. Spe options not allowed with e6500. Increase
1773 move inline limit for e5500 and e6500. Disable string instructions
1774 for e5500 and e6500. Enable branch targets alignment for e5500 and
1775 e6500. Initialize rs6000_cost for e5500 and e6500.
1776 (rs6000_adjust_cost): Add extra scheduling cycles between compare
1777 and brnach for e5500 and e6500.
1778 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
1779 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
1781 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
1782 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
1784 Include e5500.md and e6500.md.
1785 * config/rs6000/rs6000-opt.h (processor_type): Add
1786 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
1787 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
1788 (powerpc*-*-*): Add new cores e5500, e6500.
1789 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
1791 2012-06-05 Richard Guenther <rguenther@suse.de>
1793 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
1795 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
1798 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
1799 is used for x86_64-*-*.
1801 2012-06-05 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/30442
1804 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
1805 vectorization stop analysis at the first stmt we cannot compute
1806 a data-reference for instead of giving up completely.
1808 2012-06-05 Richard Guenther <rguenther@suse.de>
1810 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
1811 (partition_alloc): Initialize it.
1812 (partition_has_writes): New function.
1813 (rdg_flag_uses): Adjust.
1814 (rdg_flag_vertex): Likewise.
1815 (rdg_flag_vertex_and_dependent): Likewise.
1816 (rdg_flag_loop_exits): Likewise.
1817 (build_rdg_partition_for_component): Likewise.
1818 (rdg_build_partitions): Likewise.
1820 2012-06-05 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/53081
1823 * tree-loop-distribution.c (generate_memset_builtin): Handle all
1824 kinds of byte-sized stores.
1825 (classify_partition): Likewise.
1826 (tree_loop_distribution): Adjust seed statements used for
1827 !flag_tree_loop_distribution.
1829 2012-06-05 Alan Modra <amodra@gmail.com>
1831 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
1832 (rs6000_emit_prologue): Ensure register used for inline saves
1833 of vector regs is not the static chain register. Revise comment.
1835 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1837 * doc/md.texi (Standard Pattern Names For Generation): Document
1840 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
1843 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
1845 2012-06-04 Jason Merrill <jason@redhat.com>
1847 * dwarf2out.c (is_unit_die): New.
1848 (copy_declaration_context, copy_ancestor_tree): Use it.
1849 (copy_decls_walk): Likewise.
1851 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1854 * doc/invoke.texi (Wenum-compare): Update documentation.
1856 2012-06-04 Dodji Seketeli <dodji@redhat.com>
1858 PR preprocessor/53463
1859 * parser.c (cp_parser_assignment_expression): Use the location
1860 for the '=' as the default location for the expression.
1862 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1865 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1867 (altivec_stvlxl): Ditto.
1868 (altivec_stvrx): Ditto.
1869 (altivec_stvrxl): Ditto.
1871 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
1873 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
1874 (ira_uniform_class_p): New macro.
1876 * ira.c (setup_uniform_class_p): New function.
1877 (setup_allocno_and_important_classes): Call the function.
1878 (print_unform_and_important_classes): New function.
1879 (print_classes): Rename to print_translated_classes.
1880 (ira_debug_allocno_classes): Add call of
1881 print_unform_and_important_classes.
1883 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
1884 classes instead of pressure classes.
1886 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1889 * trans-mem.c (expand_block_edges): Do not skip the first
1890 statement when resetting the BB.
1892 2012-06-04 Richard Guenther <rguenther@suse.de>
1894 * tree-data-ref.c (stores_from_loop): Remove.
1895 (stmt_with_adjacent_zero_store_dr_p): Likewise.
1896 (stores_zero_from_loop): Likewise.
1897 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
1898 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
1899 (adjacent_store_dr_p): New function.
1900 * tree-loop-distribution.c (generate_memset_builtin): Pass
1901 the RDG, use the already available data-reference.
1902 (generate_code_for_partition): Pass down RDG.
1903 (classify_partition): Inline parts of the former
1904 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
1905 (ldist_gen): Remember if there was any detected builtin and
1906 do less work if not and flag_tree_loop_distribution is not set.
1907 (tree_loop_distribution): Inline and fuse stores_from_loop
1908 and stores_zero_from_loop here.
1910 2012-06-04 Richard Guenther <rguenther@suse.de>
1913 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1914 create new assembler names.
1916 2012-06-04 Richard Guenther <rguenther@suse.de>
1918 * tree-data-ref.c (struct rdg_vertex_info): Remove.
1919 (rdg_vertex_for_stmt): Simplify using gimple_uid.
1920 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
1921 hashtable. Record stmt data-references.
1922 (hash_stmt_vertex_info): Remove.
1923 (eq_stmt_vertex_info): Likewise.
1924 (hash_stmt_vertex_del): Likewise.
1925 (build_empty_rdg): Simplify.
1926 (build_rdg): Adjust.
1927 (free_rdg): Likewise.
1928 (ref_base_address): Remove.
1929 (have_similar_memory_accesses): Likewise.
1930 * tree-data-ref.h (create_rdg_vertices): Remove.
1931 (struct rdg_vertex): Add datarefs member.
1932 (RDGV_DATAREFS): New define.
1933 (RDG_DATAREFS): Likewise.
1934 (have_similar_memory_accesses): Remove.
1935 (rdg_has_similar_memory_accesses): Likewise.
1936 * tree-loop-distribution.c (ref_base_address): Re-implement here.
1937 (similar_memory_accesses): Re-implement using existing data-references.
1938 (tree_loop_distribution): Initialize stmt uids for the stmt to
1940 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1941 access stmt vinfo for stmts in loop.
1943 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
1946 * config/m68k/m68k.md ("tablejump"): Fix check for
1947 CASE_VECTOR_PC_RELATIVE.
1949 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1951 * output.h (merge_weak, assemble_alias,
1952 initializer_constant_valid_p,
1953 initializer_constant_valid_for_bitfield_p): Move protos from here...
1954 * tree.h: ... to here.
1955 * cgraphclones.c: Do not include output.h.
1956 * gimplify.c: Likewise.
1957 * reload.c: Likewise.
1958 * recog.c: Likewise.
1959 * tree-ssa-loop-ivopts.c: Likewise.
1960 * tree-switch-conversion.c: Likewise.
1961 * c-parser.c: Likewise.
1962 * c-typeck.c: Likewise.
1963 * Makefile.in: Fix dependencies.
1965 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1968 * config/avr/avr-stdint.h: New file.
1969 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1972 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1974 PR tree-optimization/53550
1975 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1976 is POINTER_TYPE_P, use sizetype as step type instead of type.
1978 2012-06-04 Richard Guenther <rguenther@suse.de>
1980 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
1981 (ref_base_address_1): Likewise.
1982 (remove_similar_memory_refs): Likewise.
1983 * tree-data-ref.h (remove_similar_memory_refs): Remove.
1984 * tree-loop-distribution.c (classify_partition): Do not classify
1985 as builtin if -ftree-loop-distribute-patterns is not enabled.
1986 (fuse_partitions_with_similar_memory_accesses): Inline ...
1987 (ldist_gen): ... here. Fuse all non-builtin partitions if
1988 -ftree-loop-distribution is not enabled. Properly return
1989 the number of created partitions. Do not update SSA form here but ...
1990 (tree_loop_distribution): ... once here for the whole function.
1991 Only walk innermost loops, constrain loops we consider here
1992 further. Do not call remove_similar_memory_refs.
1993 (distribute_loop): Do not check number of loop nodes here.
1995 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1997 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
1999 2012-06-03 Martin Jambor <mjambor@suse.cz>
2001 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2002 (ipa_get_jf_known_type_base_type): Likewise.
2003 (ipa_get_jf_known_type_component_type): Likewise.
2004 (ipa_get_jf_constant): Likewise.
2005 (ipa_get_jf_pass_through_formal_id): Likewise.
2006 (ipa_get_jf_pass_through_operation): Likewise.
2007 (ipa_get_jf_ancestor_offset): Likewise.
2008 (ipa_get_jf_ancestor_type): Likewise.
2009 (ipa_get_jf_ancestor_formal_id): Likewise.
2010 (ipa_get_jf_member_ptr_pfn): Likewise.
2011 * ipa-prop.c (ipa_set_jf_known_type): New function.
2012 (ipa_set_jf_constant): Likewise.
2013 (ipa_set_jf_simple_pass_through): Likewise.
2014 (ipa_set_jf_arith_pass_through): Likewise.
2015 (ipa_set_ancestor_jf): Likewise.
2016 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2017 ipa_set_jf_member_ptr_cst.
2018 (detect_type_change_1): Use the new jump function creation functions.
2019 (compute_complex_assign_jump_func): Likewise.
2020 (compute_complex_ancestor_jump_func): Likewise.
2021 (compute_known_type_jump_func): Likewise.
2022 (compute_scalar_jump_functions): Likewise.
2023 (compute_pass_through_member_ptrs): Likewise.
2024 (determine_cst_member_ptr): Likewise.
2025 (combine_known_type_and_ancestor_jfs): Likewise.
2026 (try_make_edge_direct_simple_call): Likewise.
2027 (try_make_edge_direct_virtual_call): Likewise.
2028 (update_indirect_edges_after_inlining): Likewise.
2029 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2030 access functions. Incorporat NOP_EXPR and BINFO handling from its
2032 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2033 which was in its callers.
2034 (ipa_value_from_jfunc): Use jump function access functions. Some
2035 functionality moved to functions above.
2036 (propagate_vals_accross_ancestor): Likewise.
2037 (propagate_vals_accross_pass_through): Use jump function access
2039 (propagate_accross_jump_function): Likewise.
2040 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2042 (inline_merge_summary): Likewise.
2044 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2046 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2047 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2048 MAX_PCREL17F_OFFSET instead of fixed offset.
2049 (pa_attr_length_call): Likewise.
2050 (pa_attr_length_indirect_call): Likewise.
2052 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2055 * config/sh/sh.opt (mfsca, mfsrra): New options.
2056 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2058 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2059 (sinssf2, cossf2): Fold expanders to ...
2060 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2061 TARGET_FSCA condition.
2062 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2064 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2065 -mno-fsca, -mfsrra, -mno-fsrra.
2067 2012-06-03 Matt Turner <mattst88@gmail.com>
2069 * config/mips/4600.md (r4700_imul_si): New.
2070 (r4700_imul_di): New.
2071 (r4700_fmul_single): New.
2072 (r4700_fmul_double): New.
2073 * config/mips/mips-cpus.def: Add r4700.
2074 * config/mips/mips.c: Likewise.
2075 * config/mips/mips.md: Likewise.
2076 * config/mips/mips-tables.opt: Regenerate.
2078 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2080 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2081 new function sparc_initial_elimination_offset.
2082 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2084 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2087 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2089 * expmed.c (expand_mult, choose_multiplier): Change
2090 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2091 * expr.c (convert_modes): Likewise.
2092 * explow.c (plus_constant): Likewise.
2093 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2094 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2095 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2096 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2097 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2098 (do_fixed_shift, fixed_convert, fixed_convert)
2099 (fixed_convert_from_int, fixed_convert_from_int)
2100 (fixed_convert_from_real): Likewise.
2101 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2102 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2103 * varasm.c (output_constructor_bitfield): Likewise.
2104 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2105 * double-int.c (rshift_double, lshift_double): Likewise.
2106 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2108 * simplify-rtx.c (mode_signbit_p)
2109 (simplify_const_unary_operation, simplify_binary_operation_1)
2110 (simplify_immed_subreg): Likewise.
2111 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2112 * tree-vect-generic.c (build_replicated_const): Likewise.
2113 * dbxout.c (stabstr_O): Likewise.
2114 * emit-rtl.c (immed_double_int_const, immed_double_const)
2115 (gen_lowpart_common, init_emit_once): Likewise.
2116 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2117 (widest_int_cst_value, upper_bound_in_type): Likewise.
2118 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2119 (fixup_unsigned_type): Likewise.
2120 * real.c (real_to_integer2, real_from_integer): Likewise.
2121 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2122 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2124 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2127 * fold-const.c (fold_binary_loc): Refine previous change.
2129 2012-06-01 Olivier Hainque <hainque@adacore.com>
2131 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2132 the "do {" part of the do-while(0) loop.
2134 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2136 * config/i386/i386.c (x86_sched_reorder): New function.
2137 Added new function x86_sched_reorder.
2139 2012-06-01 Richard Guenther <rguenther@suse.de>
2141 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2143 (classify_partition): Likewise.
2145 2012-06-01 Richard Guenther <rguenther@suse.de>
2147 * tree-loop-distribution.c (enum partition_kind): New enum.
2148 (struct partition_s): Add kind and main_stmt members.
2149 (partition_alloc): Initialize kind to PKIND_NORMAL.
2150 (partition_builtin_p): New function.
2151 (copy_loop_before): Remove failure path and assert instead.
2152 (generate_loops_for_partition): Likewise.
2153 (generate_memset_zero): Fold into ...
2154 (generate_memset_builtin): ... this.
2155 (classify_partition): New function with code from
2156 can_generate_builtin and generate_builtin.
2157 (generate_builtin): Remove.
2158 (can_generate_builtin): Likewise.
2159 (fuse_partitions_with_similar_memory_accesses): Call
2160 partition_builtin_p instead of can_generate_builtin.
2161 (rdg_build_partitions): Do not call
2162 fuse_partitions_with_similar_memory_accesses here...
2163 (ldist_gen): ... but here after classifying all partitions.
2164 Remove failure path of generate_code_for_partition.
2165 (generate_code_for_partition): Generate code according
2166 to partition classification.
2168 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2169 Jonathan Wakely <jwakely.gcc@gmail.com>
2172 * doc/invoke.texi (Warning Options): Explain purpose and differences
2173 between -Wmissing-prototypes and -Wmissing-declarations.
2175 2012-06-01 Christian Bruel <christian.bruel@st.com>
2177 * gcc.c (save_switch): Add user_p parameter.
2178 (read_specs): Likewise.
2179 (set_specs): Likewise.
2180 (validate_switches): Likewise.
2181 (validate_switches_from_spec): Likewise.
2182 (validate_all_switches): Pass on user_p parameter.
2183 (struct spec_list): Add user_p field.
2184 (struct switchstr): Add known field.
2185 (save_switch): Add known parameter.
2186 (INIT_STATIC_SPEC): Initialize user_p;
2187 (driver_unknown_option_callbac): call save_switch if
2188 OPT_SPECIAL_unknown.
2189 (driver_handle_option): Propagate OPT_specs.
2190 (do_spec_1): Set validated only if known.
2191 (check_live_switch): Likewise.
2192 (validate_switches): Set validated if known or user_spec.
2194 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2196 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2197 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2198 * config/cris/cris-protos.h: Declare it.
2199 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2200 (TARGET_DEFAULT): Add alignment by 32.
2201 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2202 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2203 TARGET_CPU_DEFAULT == 32.
2204 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2205 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2206 numbers by replacing the define_constants for all UNSPECs with the
2207 equivalent define_c_enum construct.
2208 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2209 * config/cris/sync.md: New file.
2211 2012-05-31 Matt Turner <mattst88@gmail.com>
2213 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2214 (r4600_imul_di): New.
2215 (r4600_idiv_si): Rename from r4600_idiv.
2216 (r4600_idiv_di): New.
2218 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2220 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2221 (decl_default_tls_model): Move to tree.h
2222 (dump_file): Move to system.h.
2223 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2224 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2225 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2226 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2227 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2228 dbxout_stab_value_internal_label,
2229 dbxout_stab_value_internal_label_diff): Move from here ...
2230 * dbxout.h: ... to here.
2231 * system.h (dump_file): Moved here from output.h.
2232 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2233 * tree.h (decl_default_tls_model): Moved here from output.h.
2234 * varasm.c (default_stabs_asm_out_destructor,
2235 default_stabs_asm_out_constructor): Move from here ...
2236 * dbxout.c: ... to here.
2238 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2240 * collect2.h (dump_file): Rename to dump_ld_file.
2241 * collect2.c: Likewise.
2242 * tlink.c: Likewise.
2244 * alias.c: Do not include output.h.
2245 * auto-inc-dec.c: Likewise.
2246 * bt-load.c: Likewise.
2247 * caller-save.c: Likewise.
2249 * cfgbuild.c: Likewise.
2250 * cfgcleanup.c: Likewise.
2251 * cfglayout.c: Likewise.
2252 * cfgloop.c: Likewise.
2253 * cfgloopanal.c: Likewise.
2254 * cfgloopmanip.c: Likewise.
2255 * cfgrtl.c: Likewise.
2256 * cgraph.c: Likewise.
2257 * cgraphclones.c: Likewise.
2258 * combine-stack-adj.c: Likewise.
2259 * combine.c: Likewise.
2260 * cprop.c: Likewise.
2262 * cselib.c: Likewise.
2263 * dbgcnt.c: Likewise.
2264 * df-problems.c: Likewise.
2265 * df-scan.c: Likewise.
2266 * dojump.c: Likewise.
2267 * fwprop.c: Likewise.
2269 * graph.c: Likewise.
2270 * haifa-sched.c: Likewise.
2271 * hw-doloop.c: Likewise.
2272 * ipa-inline-transform.c: Likewise.
2273 * ipa-pure-const.c: Likewise.
2274 * ipa-reference.c: Likewise.
2275 * ipa-utils.c: Likewise.
2276 * ira-build.c: Likewise.
2277 * ira-emit.c: Likewise.
2279 * loop-doloop.c: Likewise.
2280 * loop-invariant.c: Likewise.
2281 * loop-iv.c: Likewise.
2282 * loop-unroll.c: Likewise.
2283 * loop-unswitch.c: Likewise.
2284 * lto-cgraph.c: Likewise.
2285 * lto-section-in.c: Likewise.
2286 * lto-streamer-in.c: Likewise.
2288 * mode-switching.c: Likewise.
2289 * postreload-gcse.c: Likewise.
2290 * postreload.c: Likewise.
2291 * predict.c: Likewise.
2292 * profile.c: Likewise.
2294 * reg-stack.c: Likewise.
2295 * regcprop.c: Likewise.
2296 * regmove.c: Likewise.
2297 * regstat.c: Likewise.
2298 * reload1.c: Likewise.
2299 * sched-ebb.c: Likewise.
2300 * sel-sched-dump.c: Likewise.
2301 * simplify-rtx.c: Likewise.
2302 * stor-layout.c: Likewise.
2303 * store-motion.c: Likewise.
2304 * tracer.c: Likewise.
2305 * tree-affine.c: Likewise.
2306 * tree-cfg.c: Likewise.
2307 * tree-cfgcleanup.c: Likewise.
2308 * tree-dfa.c: Likewise.
2309 * tree-into-ssa.c: Likewise.
2310 * tree-nomudflap.c: Likewise.
2311 * tree-optimize.c: Likewise.
2312 * tree-pretty-print.c: Likewise.
2313 * tree-profile.c: Likewise.
2314 * tree-ssa-address.c: Likewise.
2315 * tree-ssa-ccp.c: Likewise.
2316 * tree-ssa-copy.c: Likewise.
2317 * tree-ssa-dom.c: Likewise.
2318 * tree-ssa-loop-ch.c: Likewise.
2319 * tree-ssa-loop-im.c: Likewise.
2320 * tree-ssa-loop-manip.c: Likewise.
2321 * tree-ssa-loop-niter.c: Likewise.
2322 * tree-ssa-loop-prefetch.c: Likewise.
2323 * tree-ssa-loop-unswitch.c: Likewise.
2324 * tree-ssa-loop.c: Likewise.
2325 * tree-ssa-propagate.c: Likewise.
2326 * tree-ssa-structalias.c: Likewise.
2327 * tree-ssa-tail-merge.c: Likewise.
2328 * tree-ssa-threadedge.c: Likewise.
2329 * tree-ssa-threadupdate.c: Likewise.
2330 * tree-ssa-uncprop.c: Likewise.
2331 * tree-ssa-uninit.c: Likewise.
2332 * tree-ssa.c: Likewise.
2333 * value-prof.c: Likewise.
2334 * var-tracking.c: Likewise.
2337 * config/m32r/m32r.c: Include dbxout.h.
2338 * config/pa/pa.c: Likewise.
2339 * config/rs6000/rs6000.c: Likewise.
2341 * Makefile.in: Fix dependencies.
2342 * config/rs6000/t-rs5000: Likewise.
2344 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2346 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2347 * gimple.h (block_in_transaction): Check for flag_tm.
2349 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2351 PR tree-optimization/52558
2352 * cfg.c (alloc_aux_for_edge): Fix comment.
2353 (alloc_aux_for_edge): Remove static.
2354 * basic-block.h (alloc_aux_for_edge): Protoize.
2355 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2356 (execute_sm_if_changed_flag): New.
2357 (execute_sm_if_changed_flag_set): New.
2358 (execute_sm): Do not generate data races unless requested.
2359 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2360 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2361 * gimple.h (block_in_transaction): New.
2362 (gimple_in_transaction): Use block_in_transaction.
2364 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2367 * config/avr/avr.opt (-msp8): Document it.
2368 * doc/invoke.texi (AVR Options): Ditto. And document related
2371 2012-05-31 Diego Novillo <dnovillo@google.com>
2373 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2374 (BUILD_CXXFLAGS): Define and substitute.
2375 * Makefile.in (BUILD_CXXFLAGS): Define.
2376 (CXX_FOR_BUILD): Define.
2377 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2378 (LINKER_FOR_BUILD): Likewise.
2379 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2380 (BUILD_LINKERFLAGS): Likewise.
2381 * configure: Regenerate.
2383 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2385 * Makefile.in: Fix many dependencies.
2386 * tree-profile.c: Don't include regs.h.
2387 * tree-vectorizer.c: Don't include cfglayout.h.
2388 * tree-vect-stmts.c: Likewise.
2389 * tree-vect-slp.c: Likewise.
2390 * tree-vect-loop.c: Likewise.
2391 * reg-stack.c: Likewise.
2392 * tree-ssa-loop-manip.c: Likewise.
2393 * toplev.c: Likewise.
2394 * varasm.c: Don't include cfglayout.h, basic-block.h,
2395 and tree-iterator.h.
2396 * tree-cfgcleanup.c: Don't include cfglayout.h.
2397 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2398 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2399 * cgraphclones.c: Don't include plugin.h.
2401 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2403 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2404 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2405 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2407 2012-05-31 Richard Guenther <rguenther@suse.de>
2409 * tree-loop-distribution.c (struct partition_s): New struct,
2410 typedef and vector type.
2411 (partition_alloc, partition_free): New functions.
2412 (generate_loops_for_partition, generate_builtin,
2413 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2414 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2415 build_rdg_partition_for_component, can_generate_builtin,
2416 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2417 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2418 number_of_rw_in_partition, partition_contains_all_rw,
2419 ldist_gen): Use partition_t instead of bitmap.
2421 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2423 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2424 * doc/avr-mmcu.texi: Regenerate.
2426 2012-05-31 Richard Guenther <rguenther@suse.de>
2428 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2429 Use FOR_EACH_SSA_DEF_OPERAND.
2430 (generate_builtin): Adjust.
2431 (stmt_generated_in_another_partition): Remove.
2432 (add_scalar_computations_to_partition): Likewise.
2433 (rdg_build_partitions): Do not call
2434 add_scalar_computations_to_partition.
2436 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2438 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2439 double ints throughout.
2440 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2441 Check that the position of the field is representable as an integer.
2443 2012-05-31 Richard Guenther <rguenther@suse.de>
2445 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2446 the MEM_REF offset to sizetype.
2448 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2450 * doc/invoke.texi (AVR Options): Fix typos.
2452 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2454 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2456 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2457 non-v32 into --march=v0_v10.
2459 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2461 * ira-int.h (target_ira_int): Rename x_move_cost to
2462 x_ira_register_move_cost, x_may_move_in_cost to
2463 x_ira_may_move_in_cost and x_may_move_out_cost to
2464 x_ira_may_move_out_cost. Delete the old fields with
2465 those names and also x_ira_max_register_move_cost,
2466 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2467 (move_cost, may_move_in_cost, may_move_out_cost)
2468 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2469 (ira_max_may_move_out_cost): Delete.
2470 * ira.c (init_move_cost): Rename to...
2471 (ira_init_register_move_cost): ...this, deleting the old
2472 function with that name. Apply above variable renamings.
2473 Retain asserts for null fields.
2474 (ira_init_once): Don't initialize register move costs here.
2475 (free_register_move_costs): Apply above variable renamings.
2476 Remove code for deleted fields.
2478 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2480 * ira.c (init_move_cost): Adjust choice of subclasses to match
2481 the current ira_init_register_move_cost choice. Use
2482 ira_class_subset_p instead of reg_class_subset_p.
2483 (ira_init_register_move_cost): Assert that move_cost,
2484 may_move_in_cost and may_move_out_cost already hold the desired
2485 values for their ira_* equivalents. For the latter two,
2486 ignore classes that can't store a register of the given mode.
2488 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2490 * ira.c (setup_allocno_and_important_classes): Use
2491 ira_class_hard_regs_num to check whether a class has any
2492 allocatable registers.
2493 (ira_init_register_move_cost): Likewise.
2495 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2497 * ira.c (init_move_cost): Adjust local variable names to match
2498 file conventions. Use ira_assert instead of gcc_assert.
2500 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2502 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2503 Move these definitions and associated target_globals fields to...
2504 * ira-int.h: ...here.
2505 * rtl.h (init_move_cost): Delete.
2506 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2507 * ira.c: ...here, making the latter static.
2509 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2511 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2512 and ira_register_move_cost instead of init_move_cost and move_cost.
2514 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2516 * ira.h (target_ira): Delete x_ira_available_class_regs.
2517 (ira_available_class_regs): Delete.
2518 * ira.c (setup_available_class_regs): Delete.
2519 (setup_alloc_classes): Don't call it.
2520 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2521 ira_available_class_regs.
2522 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2523 (model_spill_cost): Likewise.
2524 * ira-build.c (low_pressure_loop_node_p): Likewise.
2525 * ira-color.c (color_pass): Likewise.
2526 * ira-emit.c (change_loop): Likewise.
2527 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2528 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2529 (process_bb_node_lives): Likewise.
2530 * loop-invariant.c (gain_for_invariant): Likewise.
2532 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2535 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2536 (pa_section_type_flags): New.
2537 (pa_legitimate_constant_p): Revert previous change.
2539 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2541 * ira.c (allocate_initial_values): Make static.
2543 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2545 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2546 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2548 2012-05-30 Richard Guenther <rguenther@suse.de>
2551 * fold-const.c (fold_binary_loc): Make sure to call
2552 fold_plusminus_mult_expr with the original sign of operands.
2554 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2556 * Makefile.in: Fix many dependencies.
2557 (DWARF2_H): Depend on dwarf2.def.
2558 (RTL_ERROR_H): Depend on rtl-error.h.
2559 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2560 all gimple-pretty-print.h and tree-pretty-print.h references.
2562 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2564 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2567 2012-05-30 Richard Guenther <rguenther@suse.de>
2570 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2573 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2575 * explow.c (probe_stack_range): Restore simple control flow and stop
2576 again when the probe cannot be generated if HAVE_check_stack.
2578 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2580 PR rtl-optimization/53519
2581 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2582 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2584 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2586 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2588 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2591 * doc/tm.texi: Update.
2592 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2593 * target.def (force_at_comp_dir): New hook.
2594 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2595 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2597 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2599 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2601 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2602 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2604 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2607 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2608 flag_unsafe_math_optimizations is set.
2609 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2610 Update description of -mfused-madd.
2612 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2615 * config/sh/predicates.md (atomic_arith_operand,
2616 atomic_logical_operand): New predicates.
2617 * config/sh/sh.c (sh_option_override): Check atomic options.
2618 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2619 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2620 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2621 UNSUPPORTED_HARD_ATOMIC_CPU.
2622 * config/sh/sync.md: Update description comments.
2623 (I12): New mode iterator.
2624 (fetchop_predicate, fetchop_constraint): New code attributes.
2625 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2626 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2627 atomic_fetch_<fetchop_name>si_hard,
2628 atomic_fetch_<fetchop_name><mode>_hard,
2629 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2630 atomic_<fetchop_name>_fetchsi_hard,
2631 atomic_<fetchop_name>_fetch<mode>_hard,
2632 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2633 atomic_test_and_set_hard): New insns.
2634 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2635 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2636 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2637 atomic_test_and_set_soft): Use same formatting for the first line of
2638 the asm block as in new insns above.
2639 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2640 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2641 atomic_test_and_set): Integrate new *_hard insns into expanders.
2642 * config/sh/sh.opt (mhard-atomic): New option.
2643 * doc/invoke.texi (SH Options): Document it.
2645 2012-05-29 Meador Inge <meadori@codesourcery.com>
2647 * c-decl.c (c_push_function_context): Always create a new language
2649 (c_pop_function_context): Clear the language function created in
2650 c_push_function_context.
2652 2012-05-29 Matt Turner <mattst88@gmail.com>
2654 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2655 (define_bypass "ev6_fcmov"): New.
2657 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2659 * integrate.c: Remove.
2660 * integrate.h: Remove.
2661 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2662 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2663 * config/rs6000/t-rs6000: Likewise
2664 * config/spu/t-spu-elf: Likewise.
2665 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2666 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2667 from integrate.h to here.
2668 (initial_value_entry): New prototype.
2669 * reload.h (allocate_initial_values): Remove prototype.
2670 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2671 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2673 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2674 set_decl_abstract_flags, set_block_abstract_flags): Move from
2675 integrate.c to here, the only user.
2676 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2678 * function.c: Don't include integrate.h.
2679 (struct initial_value_pair, struct initial_value_struct,
2680 get_hard_reg_initial_val, has_hard_reg_initial_val,
2681 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2682 integrate.c to here.
2683 (initial_value_entry): New function.
2684 * genemit.c (main): Don't print integrate.h include line.
2685 * ira.c: Don't include integrate.h.
2686 (allocate_initial_values): Move from integrate.c to here.
2687 (ira): Update allocate_initial_values call.
2688 * tree-inline.c: Don't include integrate.h.
2689 (function_attribute_inlinable_p): Moved from integrate.c to here.
2690 * cfgexpand.c: Don't include integrate.h.
2691 * except.c: Likewise.
2692 * langhooks.c: Likewise.
2693 * passes.c: Likewise.
2694 * toplev.c: Likewise.
2695 * config/frv/frv.c: Likewise.
2696 * config/pa/pa.c: Likewise.
2697 * config/spu/spu.c: Likewise.
2698 * config/epiphany/epiphany.c: Likewise.
2699 * config/mep/mep.c: Likewise.
2700 * config/score/score.c: Likewise.
2701 * config/picochip/picochip.c: Likewise.
2702 * config/sh/sh.c: Likewise.
2703 * config/alpha/alpha.c: Likewise.
2704 * config/microblaze/microblaze.c: Likewise.
2705 * config/mips/mips.c: Likewise.
2706 * config/v850/v850.c: Likewise.
2707 * config/mmix/mmix.c: Likewise.
2708 * config/bfin/bfin.c: Likewise.
2709 * config/arm/arm.c: Likewise.
2710 * config/s390/s390.c: Likewise.
2711 * config/m32r/m32r.c: Likewise.
2712 * config/rs6000/rs6000.c: Likewise.
2713 * config/c6x/c6x.c: Include function.h instead of integrate.h.
2714 * config/tilegx/tilegx.c: Likewise.
2715 * config/tilepro/tilepro.c: Likewise.
2717 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
2719 * config/avr/t-avr (s-avr-mmcu-texi): Call
2720 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
2722 2012-05-29 Michael Matz <matz@suse.de>
2724 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
2725 assign_temp): Remove 'keep' argument.
2726 (mark_temp_addr_taken): Remove prototype.
2727 * tree.h (expand_decl): Remove prototype.
2728 * function.c (struct temp_slot): Remove addr_taken and keep member.
2729 (assign_stack_temp_for_type) Don't initialize above, remove
2731 (assign_stack_temp, assign_temp): Remove keep argument.
2732 (mark_temp_addr_taken): Remove.
2733 (preserve_temp_slots): Remove handling of addr_taken and keep members.
2734 (free_temp_slots): Ditto.
2735 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
2737 * stmt.c (expand_asm_operands): Remove dead code.
2738 (expand_decl): Remove.
2739 * c-decl.c (finish_struct): Don't call expand_decl.
2740 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
2741 and assign_stack_temp.
2742 * calls.c (save_fixed_argument_area, initialize_argument_information,
2743 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
2744 * expmed.c (extract_bit_field_1): Ditto.
2745 * expr.c (emit_group_load_1, emit_group_store,
2746 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
2747 store_field, expand_constructor, expand_cond_expr_using_cmove,
2748 expand_expr_real_2, expand_expr_real_1): Ditto.
2749 * stmt.c (expand_asm_operands, expand_return): Ditto.
2751 * function.c (pop_temp_slots): Call free_temp_slots.
2752 * calls.c (store_one_arg): Don't call preserve_temp_slots or
2754 * expr.c (expand_assignment): Don't call free_temp_slots.
2756 * config/arm/arm.c (neon_expand_vector_init): Ditto.
2757 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
2758 (ix86_expand_vector_extract): Ditto.
2759 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
2760 ia64_expand_movxf_movrf): Ditto.
2761 * config/mips/mips.c (mips_expand_vi_general): Ditto.
2762 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
2763 extendsfdf2): Ditto.
2764 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
2765 rs6000_expand_vector_set, rs6000_expand_vector_extract,
2766 rs6000_allocate_stack_temp): Ditto.
2767 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
2768 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2769 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
2770 sparc_expand_vector_init): Ditto.
2772 2012-05-29 Michael Matz <matz@suse.de>
2774 * c-tree.h (c_expand_decl): Remove prototype.
2776 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
2778 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
2779 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
2780 COMPOUND_LITERAL_EXPR.
2781 * function.c (expand_function_start): Don't call expand_decl,
2782 instead assert that we have RTL assigned.
2783 * tree-ssa-live.c (remove_unused_locals): Clear
2784 nonlocal_goto_save_area if its backing variable is removed.
2785 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
2787 (expand_decl): Assert that this does nothing.
2788 * calls.c (expand_call): Don't call mark_temp_addr_taken.
2790 2012-05-29 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/53516
2793 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2795 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2797 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2799 * LANGUAGES: Fix typos.
2800 * Makefile.in: Fix typos.
2801 * alias.c: Fix typos.
2802 * auto-inc-dec.c: Fix typos.
2803 * bb-reorder.c: Fix typos.
2804 * cfgcleanup.c: Fix typos.
2805 * cgraph.c: Fix typos.
2806 * cgraph.h: Fix typos.
2807 * cgraphunit.c: Fix typos.
2808 * collect2-aix.h: Fix typos.
2809 * collect2.c: Fix typos.
2810 * compare-elim.c: Fix typos.
2811 * config/alpha/vms.h: Fix typos.
2812 * config/arm/README-interworking: Fix typos.
2813 * config/arm/arm.c: Fix typos.
2814 * config/arm/iterators.md: Fix typos.
2815 * config/arm/vxworks.h: Fix typos.
2816 * config/avr/avr.c: Fix typos.
2817 * config/avr/avr.h: Fix typos.
2818 * config/avr/avr.md: Fix typos.
2819 * config/avr/builtins.def: Fix typos.
2820 * config/c6x/c6x.c: Fix typos.
2821 * config/cr16/cr16.c: Fix typos.
2822 * config/cr16/cr16.md: Fix typos.
2823 * config/cris/cris.md: Fix typos.
2824 * config/darwin.c: Fix typos.
2825 * config/darwin.opt: Fix typos.
2826 * config/i386/i386-c.c: Fix typos.
2827 * config/i386/i386.c: Fix typos.
2828 * config/ia64/ia64.c: Fix typos.
2829 * config/m68k/cf.md: Fix typos.
2830 * config/mep/mep.c: Fix typos.
2831 * config/microblaze/microblaze.c: Fix typos.
2832 * config/microblaze/microblaze.h: Fix typos.
2833 * config/mn10300/mn10300.c: Fix typos.
2834 * config/mn10300/mn10300.md: Fix typos.
2835 * config/pa/pa.c: Fix typos.
2836 * config/picochip/picochip.h: Fix typos.
2837 * config/rs6000/a2.md: Fix typos.
2838 * config/rs6000/rs6000.c: Fix typos.
2839 * config/rs6000/vector.md: Fix typos.
2840 * config/rx/rx.md: Fix typos.
2841 * config/rx/rx.opt: Fix typos.
2842 * config/s390/2097.md: Fix typos.
2843 * config/s390/s390.c: Fix typos.
2844 * config/s390/s390.h: Fix typos.
2845 * config/sh/sh.c: Fix typos.
2846 * config/sh/sh.md: Fix typos.
2847 * config/sparc/sync.md: Fix typos.
2848 * config/spu/spu.c: Fix typos.
2849 * config/spu/spu.md: Fix typos.
2850 * config/vms/vms.c: Fix typos.
2851 * config/vxworks-dummy.h: Fix typos.
2852 * config/vxworks.h: Fix typos.
2853 * cselib.c: Fix typos.
2854 * df-scan.c: Fix typos.
2856 * doc/extend.texi: Fix typos.
2857 * doc/install.texi: Fix typos.
2858 * doc/invoke.texi: Fix typos.
2859 * doc/md.texi: Fix typos.
2860 * doc/plugins.texi: Fix typos.
2861 * doc/rtl.texi: Fix typos.
2863 * dwarf2asm.c: Fix typos.
2864 * dwarf2out.c: Fix typos.
2865 * except.h: Fix typos.
2866 * expr.c: Fix typos.
2867 * fold-const.c: Fix typos.
2869 * gcse.c: Fix typos.
2870 * genautomata.c: Fix typos.
2871 * gengtype-state.c: Fix typos.
2872 * gengtype.c: Fix typos.
2873 * genhooks.c: Fix typos.
2874 * gimple-fold.c: Fix typos.
2875 * gimple-pretty-print.c: Fix typos.
2876 * gimple.c: Fix typos.
2877 * gimple.h: Fix typos.
2878 * gimplify.c: Fix typos.
2879 * graphite-interchange.c: Fix typos.
2880 * graphite-sese-to-poly.c: Fix typos.
2881 * ifcvt.c: Fix typos.
2882 * input.c: Fix typos.
2883 * ipa-cp.c: Fix typos.
2884 * ipa-inline-analysis.c: Fix typos.
2885 * ipa-inline-transform.c: Fix typos.
2886 * ipa-inline.c: Fix typos.
2887 * ipa-pure-const.c: Fix typos.
2888 * ipa-ref.h: Fix typos.
2889 * ipa-reference.c: Fix typos.
2890 * ipa-utils.c: Fix typos.
2892 * ira-emit.c: Fix typos.
2893 * ira-lives.c: Fix typos.
2894 * lto-streamer.c: Fix typos.
2895 * lto-streamer.h: Fix typos.
2896 * lto-wrapper.c: Fix typos.
2898 * mode-switching.c: Fix typos.
2899 * modulo-sched.c: Fix typos.
2900 * plugin.c: Fix typos.
2901 * postreload.c: Fix typos.
2902 * sched-deps.c: Fix typos.
2903 * sel-sched-ir.c: Fix typos.
2904 * sel-sched-ir.h: Fix typos.
2905 * sel-sched.c: Fix typos.
2906 * sese.c: Fix typos.
2907 * stor-layout.c: Fix typos.
2908 * target-hooks-macros.h: Fix typos.
2909 * target.def: Fix typos.
2910 * trans-mem.c: Fix typos.
2911 * tree-eh.c: Fix typos.
2912 * tree-predcom.c: Fix typos.
2913 * tree-sra.c: Fix typos.
2914 * tree-ssa-address.c: Fix typos.
2915 * tree-ssa-loop-ivopts.c: Fix typos.
2916 * tree-ssa-loop-niter.c: Fix typos.
2917 * tree-ssa-math-opts.c: Fix typos.
2918 * tree-ssa-pre.c: Fix typos.
2919 * tree-ssa-propagate.c: Fix typos.
2920 * tree-ssa-reassoc.c: Fix typos.
2921 * tree-ssa-sccvn.c: Fix typos.
2922 * tree-ssa-ter.c: Fix typos.
2923 * tree-ssa-uninit.c: Fix typos.
2924 * tree-ssanames.c: Fix typos.
2925 * tree-vect-generic.c: Fix typos.
2926 * tree-vect-slp.c: Fix typos.
2927 * tree.c: Fix typos.
2928 * tree.h: Fix typos.
2929 * varasm.c: Fix typos.
2930 * varpool.c: Fix typos.
2932 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2934 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
2936 2012-05-29 Richard Guenther <rguenther@suse.de>
2938 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
2940 (add_referenced_var_1): Re-organize. Assert we are not
2942 (remove_referenced_var): Likewise.
2943 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
2944 * tree-mudflap.c (execute_mudflap_function_ops): Do not
2945 call add_referenced_var on globals.
2946 * matrix-reorg.c (transform_access_sites): Likewise.
2948 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2950 * alias.c (reg_known_value): Make this a VEC.
2951 (reg_known_equiv_p): Make this an sbitmap.
2952 (reg_known_value_size): Remove.
2953 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
2954 set_reg_known_equiv_p): Update for reg_known_value and
2955 reg_known_value_size data structure change.
2956 (init_alias_analysis, end_alias_analysis): Likewise.
2958 2012-05-29 Jakub Jelinek <jakub@redhat.com>
2961 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
2962 to avoid leaking memory. No need to handle memory allocation
2963 failure. Double string_len on each reallocation instead of adding 2.
2964 * gcov.c (read_line): Likewise.
2966 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
2968 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
2970 * config/cris/cris.md ("trap"): Define, enabled for
2971 TARGET_TRAP_USING_BREAK8.
2972 * config/cris/cris.opt (mtrap-using-break8): New option.
2974 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
2977 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
2980 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
2982 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
2983 (Standard Names): Fix typos in documentation of atomic patterns.
2985 2012-05-27 Nathan Sidwell <nathan@acm.org>
2987 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
2989 2012-05-26 Jason Merrill <jason@redhat.com>
2992 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2993 about array compound literals.
2995 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2997 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
2998 if CLEANUP_NO_INSN_DEL.
2999 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3000 from cfg_layout_merge_blocks.
3001 (emit_nop_for_unique_locus_between): New function.
3002 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3003 (cfg_layout_merge_blocks): Likewise.
3005 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3006 Paolo Bonzini <bonzini@gnu.org>
3008 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3009 EXPR_LIST at this point. Receive the LOC and move its extraction...
3010 (df_defs_record): ... here. Change if-else to a switch statement.
3011 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3012 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3013 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3014 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3015 regs_invalidated_by_call.
3016 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3019 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3022 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3023 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3025 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3027 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3028 software floating point emulation. No longer build the multilibs
3029 with -mstrict-align.
3031 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3034 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3035 accessed indirectly.
3036 (ipa_tm_create_version): Same.
3038 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3041 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3042 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3044 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3047 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3048 (ix86_expand_vec_perm): Use int mode instead of float.
3049 (expand_vec_perm_pshufb): Remove handling of useseless type
3052 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3055 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3056 gnu_ld variables to yes.
3057 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3058 (HAVE_GNU_AS): Likewise.
3059 * config.in: Regenerate.
3060 * configure: Likewise.
3062 2012-05-25 Tristan Gingold <gingold@adacore.com>
3064 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3065 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3066 and preferred_alignment.
3068 2012-05-25 Tristan Gingold <gingold@adacore.com>
3070 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3072 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3074 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3075 volatile bitfields case.
3077 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3079 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3080 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3081 (adjacent_mem_locations): Move some code to and call...
3082 (get_memref_parts): ...new function.
3083 (mem_locations_overlap): New function.
3084 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3085 (is_mem_ref): Rename to...
3086 (find_mem_ref): ...this. Return MEM rtx.
3087 (get_store_dest): Remove function.
3088 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3089 new parameter and adjust calls.
3090 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3091 mem refs overlap for true_store_to_load_dep_costly.
3092 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3093 passed to adjacent_mem_locations.
3094 (is_costly_group): Walk resolved dependency list.
3095 (force_new_group): Emit group ending nop for Power6/Power7.
3096 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3097 (group_ending_nop): New define_insn.
3099 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3101 Make unwound macro expansion trace less redundant
3102 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3103 context of macro definition in the trace, when it's redundant.
3106 2012-05-24 Richard Guenther <rguenther@suse.de>
3109 * tree-profile.c (tree_profiling): Cleanup the CFG if
3110 execute_fixup_cfg requests it.
3112 2012-05-24 Richard Guenther <rguenther@suse.de>
3114 * tree-flow.h (create_var_ann): Remove.
3115 * tree-dfa.c (create_var_ann): Remove and inline into its
3117 (add_referenced_var_1): ... here.
3118 * varpool.c (add_new_static_var): Do not call add_referenced_var
3120 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3121 * tree-switch-conversion.c (build_one_array): Likewise.
3122 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3123 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3125 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3126 gimple_referenced_vars instead of gimple_in_ssa_p.
3127 (copy_tree_body_r): Likewise.
3128 (setup_one_parameter): Likewise.
3129 (declare_return_variable): Likewise.
3130 (tree_function_versioning): Likewise.
3132 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3134 PR tree-optimization/53465
3135 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3136 vr0 into *vr, then vrp_meet that.
3137 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3138 have any equivalences.
3139 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3142 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3144 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3146 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3147 check end_regno - 1 is a hard register.
3149 2012-05-24 Richard Guenther <rguenther@suse.de>
3151 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3152 * tree-ssa-operands.c (create_vop_var): Likewise.
3154 2012-05-24 Richard Guenther <rguenther@suse.de>
3157 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3159 (remove_unused_locals): Pass global_unused_vars to
3160 remove_unused_scope_block_p. Restore code walking all
3161 referenced vars and pruning them.
3163 2012-05-23 Jan Hubicka <jh@suse.cz>
3165 * tree.h (alias_diag_flags): Remove.
3166 (alias_pair): Remove emitted_diags.
3167 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3168 symbol_alias_set_t, symbol_alias_set_destroy,
3169 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3170 * toplev.c (compile_file): Do not call finish_aliases_2
3171 * cgraphunit.c (cgraph_process_new_functions): Do not call
3173 (handle_alias_pairs): Output diagnostics about aliases to externals.
3174 (assemble_thunks_and_aliases): Use do_assemble_alias.
3175 (output_weakrefs): Likewise.
3176 (finalize_compilation_unit): Do not call finish_aliases_1.
3177 * ipa.c (symtab_remove_unreachable_nodes): De not call
3178 remove_unreachable_alias_pairs.
3179 * varasm.c (do_assemble_alias): Export.
3180 (symbol_alias_set_create, symbol_alias_set_destroy,
3181 symbol_alias_set_contains, symbol_alias_set_insert,
3182 propagate_aliases_forward, propagate_aliases_backward,
3183 propagate_aliases_backward, trivially_visible_alias,
3184 trivially_defined_alias, remove_unreachable_alias_pairs,
3185 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3186 * output.h (do_assemble_alias): Declare.
3187 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3190 2012-05-23 Martin Jambor <mjambor@suse.cz>
3192 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3194 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3196 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3198 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3199 (iterative_hash_gimple_type): Adjust comment.
3200 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3201 domain for an array type instead of the domain type itself.
3203 2012-05-23 Richard Guenther <rguenther@suse.de>
3205 PR tree-optimization/53438
3206 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3208 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3211 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3212 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3215 2012-05-23 Richard Guenther <rguenther@suse.de>
3217 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3218 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3219 via the global_unused_vars bitmap.
3220 (remove_unused_locals): Handle global vars in local-decls via
3221 a global_unused_vars bitmap instead of the used flag in the
3222 var annotation. Simplify global variable handling and removal.
3224 2012-05-22 Jan Hubicka <jh@suse.cz>
3227 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3228 from other partitions.
3230 2012-05-22 Jan Hubicka <jh@suse.cz>
3233 * symtab.c (symtab_register_node): Fix ordering issue.
3235 2012-05-22 Steven Drake <sbd@NetBSD.org>
3237 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3239 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3241 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3242 Use strip_name_encoding target hook.
3244 2012-05-22 Richard Guenther <rguenther@suse.de>
3246 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3247 (init_function_for_compilation): Remove.
3248 * tree-dfa.c (find_vars_r): Take struct function argument.
3249 (find_referenced_vars_in): Adjust.
3250 * tree-ssa-operands.c (clobber_stats): Remove.
3251 (create_vop_var): Take struct function argument. Mark
3252 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3253 (init_ssa_operands): Take struct function argument.
3254 (fini_ssa_operands): Do not dump dead stats.
3255 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3257 * cgraphunit.c (init_lowered_empty_function): Adjust.
3258 * lto-streamer-in.c (input_cfg): Likewise.
3259 * tree-inline.c (initialize_cfun): Likewise.
3260 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3261 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3262 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3263 virtual operands are not registers.
3265 2012-05-22 Richard Guenther <rguenther@suse.de>
3267 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3269 2012-05-22 Richard Guenther <rguenther@suse.de>
3272 * tree-inline.c (setup_one_parameter): Create a dummy init
3273 statement for unused parameters when not optimizing.
3275 2012-05-22 Richard Guenther <rguenther@suse.de>
3277 * tree-flow.h (add_referenced_var_1): Declare.
3278 (add_referenced_var): Define.
3279 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3280 (add_referenced_var): Rename to ...
3281 (add_referenced_var_1): ... this. Take struct function argument.
3283 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3286 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3287 * config/arm/arm.c (arm_validize_comparison): Define.
3288 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3289 arm_validize_comparison.
3290 ("cbranchdi4"): Likewise.
3291 ("cstoredi4"): Likewise.
3292 ("movsicc"): Likewise.
3293 ("movsfcc"): Likewise.
3294 ("movdfcc"): Likewise.
3296 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3298 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3299 the mw_reg_pool size.
3301 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3303 PR tree-optimization/53336
3304 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3305 non-integer integral types to offset type and vice versa.
3307 2012-05-22 Alan Modra <amodra@gmail.com>
3309 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3310 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3311 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3312 V_SAVE_INLINE): Delete.
3313 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3314 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3315 For ELF targets, use out-of-line restores for -Os and any number
3316 of regs if the restore exits, and out-of-line gp save for two or
3317 more regs. Use save_reg_p to test for holes in reg restore set.
3318 Replace "#if" with "if".
3320 2012-05-22 Alan Modra <amodra@gmail.com>
3322 * config/rs6000/rs6000.c (save_reg_p): New function.
3323 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3324 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3325 (emit_frame_save): Use gen_frame_store.
3326 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3327 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3329 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3330 vrsave, toc, gp and fp restores.
3332 2012-05-22 Alan Modra <amodra@gmail.com>
3334 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3335 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3336 Move function pointer variables after forward declarations.
3337 (rs6000_builtin_support_vector_misalignment): Make static.
3338 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3339 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3341 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3343 PR rtl-optimization/53373
3344 * caller-save.c (save_call_clobbered_regs): Look into a possible
3345 PARALLEL manually rather than using single_set on a call insn.
3347 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3349 PR tree-optimization/53436
3350 * omp-low.c (omp_build_component_ref): New function.
3351 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3353 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3355 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3357 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3358 Do not print '.' here. Output operand lossage error for unhandled
3363 <case 'z'>: Hardcode "code" argument into error strings.
3365 <case 'D'>: Merge AVX and non-AVX codes.
3366 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3367 Update call to put_condition_code.
3369 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3371 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3373 (clzsi2): New expander.
3374 (*clzsi2_68k): New insn.
3375 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3377 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3379 * gimple.h (gimple_set_in_transaction): Remove.
3380 (gimple_in_transaction): Look in BB instead.
3381 (gimple_statement_base): Remove in_transaction field.
3382 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3383 * trans-mem.c (compute_transaction_bits): Place transaction bit
3384 information into basic blocks.
3386 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3388 * expr.c (get_def_for_expr_class): Define only if
3389 HAVE_conditional_move.
3390 (convert_tree_comp_to_rtx): Likewise.
3392 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3397 (ffssi2_no_cmove): Ditto.
3398 (*ffs<mode>_1): Remove insn pattern.
3399 (*tzcnt<mode>_1): New insn pattern.
3400 (*bsf<mode>1): Ditto.
3402 2012-05-21 Richard Guenther <rguenther@suse.de>
3404 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3405 more referenced vars.
3406 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3407 flag on variables that have a var-annotation.
3409 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3412 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3413 from folded operands before wrapping another around the
3414 conditional expression.
3416 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3418 PR tree-optimization/53366
3419 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3420 tests if complex_numbers == 2, but there are non-complex number loads
3423 PR tree-optimization/53409
3424 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3425 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3427 PR tree-optimization/53410
3428 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3429 instead of build_int_cst (type, 0) where vector types might be
3430 involved. Instead of build_int_cst (type, 1) convert the original
3431 integer_onep argument to the desired type.
3433 2012-05-21 Michael Matz <matz@suse.de>
3435 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3436 (simplify_test_exp): Handle one more case of distributive law,
3437 decrease cost threshold.
3438 (tests_attr_p, get_attr_order): New functions.
3439 (optimize_attrs): Use topological order, inline only cheap values.
3440 (write_attr_set): Reset our_known_true after some time.
3442 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3445 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3446 vector argument without SSE enabled changes the ABI.
3448 2012-05-21 Richard Guenther <rguenther@suse.de>
3450 PR tree-optimization/53408
3451 * tree-vect-loop.c (vectorizable_induction): Properly check
3452 the restriction that we cannot handle induction results from
3453 the inner loop outside of the outer loop.
3455 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3458 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3459 (UNSPECV_RDRAND): This.
3460 (rdrand<mode>_1): Updated.
3462 2012-05-21 Richard Guenther <rguenther@suse.de>
3464 * tree-loop-distribution.c (can_generate_builtin): Reject
3467 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3469 * Makefile.in (options.c): Add options.h to included header
3472 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3474 * tree-parloops.c : Add myself to contributors, update
3475 TODO list, add link to wiki.
3477 2012-05-21 Alan Modra <amodra@gmail.com>
3479 * config/rs6000/predicates.md (input_operand): Don't match
3480 constant pool addresses. Remove label_ref, high and plus from
3481 match_code list. Remove redundant CONSTANT_P test.
3482 (splat_input_operand): Similarly update match_code list.
3483 (small_toc_ref): New predicate.
3484 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3485 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3486 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3487 register checks to..
3488 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3489 generated by create_TOC_reference.
3490 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3491 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3492 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3493 (use_toc_relative_ref): New function, split out from..
3494 (rs6000_emit_move): ..here. Remove redundant tests. Update
3495 create_TOC_reference calls.
3496 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3497 of medium/large model toc addresses. Use use_toc_relative_ref.
3498 (print_operand): Formatting, style. Adjust for toc changes.
3499 (print_operand_address): Likewise.
3500 (rs6000_output_addr_const_extra): Likewise.
3501 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3502 than a PLUS. Use this formulation for both high and low part
3503 of -mcmodel=medium/large toc reference too. Before reload,
3504 always use the small model formulation.
3505 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3506 a PLUS in high part of addresses here.
3507 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3508 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3509 (largetoc_high, largetoc_low): Move earlier. Cope when no
3511 (largetoc_high_plus): New insn.
3512 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3513 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3514 (tocref): ..instead do so here, new insn and split.
3516 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3518 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3519 RDRND, F16C and FSGSBASE.
3521 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3523 PR rtl-optimzation/53373
3524 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3525 call pattern. Update split patterns.
3526 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3527 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3529 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3531 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3534 2012-05-18 Jan Hubicka <jh@suse.cz>
3536 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3537 (cgraph_process_new_functions): Process also aliases.
3538 * lto-streamer-out.c (struct sets): Remove.
3539 (trivally_defined_alias): Remove.
3540 (output_alias_pair_p): Remove.
3541 (output_unreferenced_globals): Remove.
3542 (produce_symtab); Do not handle alias pairs.
3543 (produce_asm_for_decls): Likewise.
3544 * lto-streamer-in.c (input_alias_pairs): Remove.
3545 (lto_read_body): Do not input alias pairs.
3546 (lto_input_constructors_and_inits): Remove.
3548 2012-05-18 Jan Hubicka <jh@suse.cz>
3550 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3553 2012-05-18 Jan Hubicka <jh@suse.cz>
3555 * cgraphbuild.c (record_reference): Update.
3556 * lto-cgraph.c (lto_output_varpool_node): External vars
3557 are not in other partition even if they are not output
3558 in current partition.
3559 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3561 (canonicalize_constructor_val): Take FROM_DECL argument.
3562 (fold_ctor_reference, fold_string_cst_ctor_reference,
3563 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3564 fold_ctor_reference): Likewise.
3565 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3566 * gimple.h (gimple_fold_builtin): Likewise.
3568 2012-05-18 Olivier Hainque <hainque@adacore.com>
3570 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3571 $(libsubdir) as libexecsubdir.
3573 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3575 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3576 relied on signed overflow behavior.
3578 2012-05-18 Richard Guenther <rguenther@suse.de>
3580 PR tree-optimization/53346
3581 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3582 builtin transform even when only a single partition with
3583 all reads/writes exists.
3585 2012-05-18 Richard Guenther <rguenther@suse.de>
3587 PR tree-optimization/53390
3588 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3591 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3593 * tree-ssa-reassoc.c (bip_map): Remove decl.
3594 (completely_remove_stmt): Remove function.
3595 (remove_def_if_absorbed_call): Remove function.
3596 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3597 (possibly_move_powi): Remove function.
3598 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3599 (rewrite_expr_tree_parallel): Likewise.
3600 (attempt_builtin_powi): Build multiplies explicitly rather than
3601 relying on the ops vector and rank system.
3602 (transform_stmt_to_copy): New function.
3603 (transform_stmt_to_multiply): Likewise.
3604 (reassociate_bb): Handle leftover operations after __builtin_powi
3605 optimization; build a final multiply if necessary.
3607 2012-05-18 Jan Hubicka <jh@suse.cz>
3609 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3610 (mark_functions_to_output): Fix sanity check.
3611 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3613 2012-05-18 Richard Guenther <rguenther@suse.de>
3615 * tree-flow.h (mark_symbols_for_renaming): Remove.
3616 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3617 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3618 (copy_debug_stmt): Likewise.
3619 (expand_call_inline): Likewise.
3620 (declare_return_variable): Mark the return variable for renaming
3623 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3625 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3627 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3628 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3629 (ashrdi3,lshrdi3): Likewise.
3630 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3632 2012-05-18 Meador Inge <meadori@codesourcery.com>
3634 PR rtl-optimization/53352
3635 * cse.c (equiv_constant): Ignore paradoxical subregs.
3637 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3639 PR rtl-optimization/53125
3640 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3641 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3642 die in the basic block. Correctly top off REG_FREQ and
3643 REG_FREQ_CALLS_CROSSED.
3645 (regstat_compute_ri): Allocate and free local_live_last_luid.
3647 (regstat_bb_compute_calls_crossed): Correctly top off
3648 REG_FREQ_CALLS_CROSSED.
3650 2012-05-17 Jan Hubicka <jh@suse.cz>
3652 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3653 constructor over decl without.
3654 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3655 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3656 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3658 (mark_functions_to_output): Also accept bodies for functions with
3660 (output_in_order): Skip external vars.
3661 * lto-cgraph.c (lto_output_node): External functions are never in other
3663 (lto_output_varpool_node): Likewise.
3664 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3665 forgotten initializers.
3666 * ipa.c (process_references): Handle external vars.
3667 (symtab_remove_unreachable_nodes): Update to handle external vars.
3668 (varpool_externally_visible_p): External vars are externally visible.
3669 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3670 * varpool.c (varpool_remove_node): Remove constructor.
3671 (decide_is_variable_needed): Handle externals.
3672 (varpool_remove_unreferenced_decls): Likewise.
3674 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3676 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3677 (enable_warning_as_error): Do not special case Wuninitialized.
3678 * optc-gen.awk: Add sanity checks.
3680 2012-05-17 Jan Hubicka <jh@suse.cz>
3682 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3683 that might change as result of global optimization.
3684 (analyze_function): Do not check analyzed and externally_visible
3685 flags; be happy about address dereferences.
3686 (propagate): Prune all_module_statics so it really contains just
3687 statics; prune all the local summaries.
3688 (ipa_reference_write_optimization_summary): Simplify.
3690 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3692 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3693 * config/m68k/m68k-tables.opt: Regenerated.
3694 * doc/invoke.texi (M680x0 Options): Document.
3696 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3697 Patrick Marlier <patrick.marlier@gmail.com>
3699 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3702 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3704 * configure: Regenerated.
3706 2012-05-16 Andrew Pinski <apinski@cavium.com>
3708 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3711 2012-05-16 David S. Miller <davem@davemloft.net>
3713 * jump.c (delete_related_insns): If we remove a CALL, make sure
3714 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3716 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3718 PR tree-optimization/53217
3719 * tree-ssa-reassoc.c (bip_map): New static variable.
3720 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
3721 (attempt_builtin_powi): Save feeding multiplies on a stack.
3722 (reassociate_bb): Create and destroy bip_map.
3724 2012-05-16 Olivier Hainque <hainque@adacore.com>
3726 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3727 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3728 Add comments and improve stamp preservation across the whole sequence.
3729 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3731 2012-05-16 Richard Guenther <rguenther@suse.de>
3733 * tree-inline.c (insert_init_stmt): Do not call
3734 mark_symbols_for_renaming.
3735 (setup_one_parameter): Avoid initializing unused parameters.
3736 (declare_return_variable): Properly handle DECL_BY_REFERENCE
3737 return vars in SSA form.
3739 2012-05-16 Richard Guenther <rguenther@suse.de>
3741 * tree-flow.h (get_virtual_var): Remove.
3742 * tree-dfa.c (get_virtual_var): Likewise.
3744 2012-05-16 Richard Guenther <rguenther@suse.de>
3746 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
3747 Remove set-only bitmap of new names.
3748 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
3750 * tree-flow.h (ssa_names_to_replace): Remove.
3751 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
3753 2012-05-16 Richard Guenther <rguenther@suse.de>
3755 PR tree-optimization/53364
3756 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3757 detect a view-conversion of the decl.
3759 2012-05-16 Dodji Seketeli <dodji@redhat.com>
3761 PR preprocessor/7263
3762 * c-tree.h (enum c_declspec_word): Declare new enum.
3763 (struct c_declspecs::locations): New member.
3764 (declspecs_add_qual, declspecs_add_scspec)
3765 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
3767 * c-decl.c (build_null_declspecs): Initialize the new struct
3768 c_declspecs::locations member.
3769 (declspecs_add_addrspace): Take a location parameter for the
3770 address space. Store it onto declaration specifiers.
3771 (declspecs_add_qual): Likewise, take a location parameter for the
3773 (declspecs_add_type): Likewise, take a location parameter for the
3775 (declspecs_add_scspec): Likewise, take a location parameter for
3776 the storage class specifier.
3777 (declspecs_add_attrs): Likewise, take a location parameter for the
3779 (declspecs_add_alignas): Likewise, take a location parameter for
3781 (finish_declspecs): For diagnostics, use the location of the
3782 relevant declspec, instead of the global input_location.
3783 * c-parser.c (c_parser_parameter_declaration): Pass the precise
3784 virtual location of the declspec to the declspecs-setters.
3785 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
3788 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3790 * configure.ac: Stack protector enabling for Android targets.
3791 * configure: Regenerate.
3793 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3795 * ira.c (pseudo_move_insn): Delete.
3796 (find_moveable_pseudos): Don't set it.
3797 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
3798 the definitions of the original pseudo. Delete all of them.
3800 2012-05-16 Olivier Hainque <hainque@adacore.com>
3802 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3804 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
3805 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
3806 * config/rs6000/8540.md: indicate that the units/patterns apply to
3809 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
3810 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
3811 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
3812 related flags, check that what is queried is supported by the selected
3813 configuration. Rework the single/double_float and MASK_STRING resets to
3814 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
3815 costs for PROCESSOR_PPC8548 as well.
3816 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
3817 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
3818 statement instead of a sequence of ifs.
3820 * config/rs6000/rs6000.h (TARGET_E500): Remove.
3821 (TARGET_NO_LWSYNC): Adjust accordingly.
3822 * config/rs6000/e500.h (TARGET_E500): Remove.
3823 (CHECK_E500_OPTIONS): Adjust accordingly.
3824 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
3825 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
3826 * config/rs6000/linuxspe.h: Likewise.
3827 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
3828 superfluous comments.
3829 * config/rs6000/e500-double.h: Remove.
3831 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
3832 default to with_cpu=8548 if --enable-e500-double, and to 8540
3834 (set misc flags section): For powerpc*|rs6000*, remove inclusion
3835 of e500-double.h for --enable-e500-double.
3837 2012-05-16 Olivier Hainque <hainque@adacore.com>
3839 * Makefile.in (s-header-vars): Resort to -n instead of trailing
3840 -e d in sed invocation.
3842 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
3844 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
3846 * doc/tm.texi: Regenerate.
3848 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
3850 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
3852 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3855 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3856 that operands[2] is either immediate, or q_regs_operand.
3858 2012-05-15 Richard Guenther <rguenther@suse.de>
3860 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
3861 (assemble_thunk): Likewise. Manually rename and register
3864 2012-05-15 Richard Guenther <rguenther@suse.de>
3866 PR tree-optimization/53355
3867 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
3870 2012-05-15 Tristan Gingold <gingold@adacore.com>
3872 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
3874 2012-05-15 Richard Guenther <rguenther@suse.de>
3876 * gimple.c (gimple_set_modified): Move ...
3877 * gimple.h (gimple_set_modified): ... here.
3879 2012-05-15 Tristan Gingold <gingold@adacore.com>
3881 * ira-color.c (move_spill_restore): Add a guard.
3883 2012-05-15 Tristan Gingold <gingold@adacore.com>
3885 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
3888 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
3890 * gimplify.c (gimplify_init_constructor): Do a block move for very
3891 small objects as well.
3893 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
3895 * ira.c (find_moveable_pseudos): Skip registers whose
3896 DF_REG_EQ_USE_COUNT is nonzero.
3898 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3900 * doc/md.texi (fma): Define to only be applicable for single rounding.
3902 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3905 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3906 generate target register for "load" class builtins.
3909 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3912 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3913 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3914 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3915 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3916 (<sse>_movu<ssemodesuffix>): New expander.
3917 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3918 (avx_movdqu<avxmodesuffix>): New expander.
3919 (*sse2_movdqu): Rename from sse2_movdqu.
3920 (sse2_movdqu): New expander.
3922 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
3925 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
3926 (canonicalize_perm): ... new function.
3927 (expand_vec_perm_2vperm2f128_vshuf): New function.
3928 (ix86_expand_vec_perm_const_1): Call it.
3930 2012-05-14 Andrew Pinski <apinski@cavium.com>
3931 H.J. Lu <hongjiu.lu@intel.com>
3932 Jakub Jelinek <jakub@redhat.com>
3935 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
3938 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3940 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3941 lineno 1 the same as lineno 0 before first start file directive.
3942 (optimize_macinfo_range): Likewise.
3944 * dwarf2out.c (have_macinfo): Define.
3945 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3946 attribute, don't force empty compilation unit and don't emit any
3947 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3949 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
3952 * config/avr/avr.c (avr_const_address_lo16): Remove.
3953 (avr_assemble_integer): Print ".byte lo8(x)",
3954 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
3955 .warning if 3-byte address is assembled.
3956 * doc/extend.texi (AVR Named Address Spaces): Document that
3957 binutils 2.23 is needed to assemble 3-byte addresses.
3959 2012-05-14 Richard Guenther <rguenther@suse.de>
3961 * tree-vect-data-refs.c (vect_setup_realignment): Remove
3962 call to mark_symbols_for_renaming.
3963 (vect_permute_load_chain): Likewise.
3964 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
3965 instead of calling mark_symbols_for_renaming.
3966 * tree-vect-stmts.c (read_vector_array): Remove call to
3967 mark_symbols_for_renaming.
3968 (write_vector_array): Likewise.
3969 (vectorizable_call): Likewise.
3970 (vectorizable_store): Likewise.
3971 (vectorizable_load): Likewise.
3972 * matrix-reorg.c (transform_allocation_sites): Likewise.
3973 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
3974 (create_expression_by_pieces): Likewise.
3976 2012-05-14 Richard Guenther <rguenther@suse.de>
3978 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
3979 of statements for renaming.
3980 (force_gimple_operand_1): Likewise, consistently for both
3981 calls to force_gimple_operand and force_gimple_operand_gsi.
3983 2012-05-14 Richard Guenther <rguenther@suse.de>
3985 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
3986 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
3988 (expand_omp_for): Likewise.
3989 (expand_omp_for_generic): Adjust conditional add to referenced vars.
3990 Use make_rename_temp for temporaries that should be rewritten into
3992 (expand_omp_for_static_nochunk): Likewise.
3993 (expand_omp_atomic_pipeline): Likewise.
3995 2012-05-14 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/53331
3998 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4000 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4002 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4005 * doc/options.texi: (LangEnabledBy): Document it.
4006 * optc-gen.awk: Handle LangEnabledBy.
4007 * opth-gen.awk: Generate declaration for lang-specific functions.
4008 * opt-read.awk: Record lang numbers.
4009 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4010 (lang_sanitized_name): New.
4012 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4014 * attribs.c (decl_attributes): Avoid emitting a warning if
4016 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4017 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4018 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4019 define a string "1".
4020 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4021 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4022 BUILT_IN_STRCPY): Use it for these functions.
4023 * postreload.c (reload_combine): Deal with SETs inside
4024 CALL_INSN_FUNCTION_USAGE.
4025 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4026 Look for REG_RETURNED notes and use a cheap restore if possible.
4027 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4028 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4029 * ira-build.c (ira_create_allocno, create_cap_allocno,
4030 propagate_allocno_info, propagate_some_info_from_allocno,
4031 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4032 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4033 find_call_crossed_cheap_reg): New static functions.
4034 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4035 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4036 a REG_RETURNED note in that case.
4037 * ira.c (setup_reg_renumber): Change assert to allow cases where
4038 allocnos only cross calls for which they are cheap to restore.
4039 * ira-costs.c (ira_tune_allocno_costs): Compare
4040 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4042 * reg-notes.def (REG_RETURNED): New note.
4043 * cse.c (cse_insn): Likewise.
4044 * sched-deps.c (sched_analyze_insn): Likewise.
4045 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4046 * calls.c (decl_return_flags): New static function.
4047 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4048 functions that return one of their arguments.
4049 * regcprop.c (struct kill_set_value_data): New.
4050 (kill_set_value): Interpret data as a pointer to such a struct.
4051 Do nothing if the caller wants the register to be ignored.
4052 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4054 2012-05-14 Richard Guenther <rguenther@suse.de>
4056 PR tree-optimization/53340
4057 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4059 2012-05-14 Richard Guenther <rguenther@suse.de>
4061 * gimplify.c (gimplify_expr): Remove odd code.
4063 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4065 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4066 into a PLUS_EXPR byte offset.
4068 * tree-ssa-pre.c (can_value_number_call): Delete.
4069 (compute_avail): Skip all statements with side effects.
4070 <GIMPLE_CALL>: Skip calls to internal functions.
4072 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4074 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4076 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4078 * common.opt (Wtype-limits): Use EnabledBy.
4080 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4082 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4083 (pushtf splitter): Ditto.
4085 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4086 (<code>tf2): Enable for TARGET_SSE.
4087 (*absnegtf2_sse): Ditto.
4088 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4089 (copysign<mode>3_const): Ditto.
4090 (copysign<mode>3_var): Ditto.
4091 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4092 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4093 (*<code>tf3): Ditto.
4094 * config/i386/i386.c (struct builtin_description bdesc_args)
4095 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4096 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4097 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4098 Emit a normal call if SSE isn't available.
4100 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4102 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4103 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4104 (<code><mode>3): Ditto.
4105 (*andnot<mode>3): Ditto.
4106 (*andnottf3): Ditto.
4107 (*<code><mode>3): Ditto.
4110 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4112 * optc-gen.awk: Error instead of warning for conflicting help.
4114 2012-05-12 Jason Merrill <jason@redhat.com>
4117 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4120 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4122 * function.c (requires_stack_frame_p): If the function can throw
4123 non-call exceptions, return true if the insn can throw internally.
4125 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4127 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4129 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4131 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4132 ORDERED and UNORDERED conditions.
4134 2012-05-11 Richard Guenther <rguenther@suse.de>
4136 * tree-flow.h (referenced_var_check_and_insert): Remove.
4137 (find_new_referenced_vars): Likewise.
4138 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4139 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4140 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4141 instead of find_new_referenced_vars.
4142 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4144 2012-05-11 Richard Guenther <rguenther@suse.de>
4146 * tree-pass.h (pass_rest_of_compilation,
4147 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4149 * passes.c (pass_all_optimizations, pass_postreload,
4150 pass_all_early_optimizations): Make static.
4151 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4152 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4153 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4154 (delete_tree_ssa): Do not call fini_phinodes.
4155 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4157 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4160 * doc/options.texi (EnabledBy): Document
4161 * opts.c: Include opts.h and options.h before tm.h.
4162 (finish_options): Do not handle some sub-options here...
4163 (common_handle_option): ... instead call common_handle_option_auto
4165 * optc-gen.awk: Handle EnabledBy.
4166 * opth-gen.awk: Declare common_handle_option_auto.
4167 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4168 (Wmaybe-uninitialized): Likewise.
4169 (Wunused-but-set-variable): Likewise.
4170 (Wunused-function): Likewise.
4171 (Wunused-label): Likewise.
4172 (Wunused-value): Likewise.
4173 (Wunused-variable): Likewise.
4174 * opt-read.awk: Create opt_numbers array.
4176 2012-05-11 Richard Guenther <rguenther@suse.de>
4178 PR tree-optimization/53295
4179 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4181 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4182 strides when analyzing data-references in a loop context.
4183 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4184 non-constant strides for now.
4185 (vect_enhance_data_refs_alignment): Ignore data references
4186 that are strided loads.
4187 (vect_analyze_data_ref_access): Handle non-constant strides.
4188 (vect_check_strided_load): Verify the data-reference is a load.
4189 (vect_analyze_data_refs): Restructure to make strided load
4190 support not dependent on gather support.
4191 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4192 when doing strided or gather loads.
4193 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4194 integer_zerop to compare stride with zero.
4196 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4198 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4200 2012-05-11 Jan Hubicka <jh@suse.cz>
4203 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4204 that output_constant_pool missed.
4206 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4208 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4209 MULTILIB_EXTRA_OPTS.
4211 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4214 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4216 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4218 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4219 optimization for TARGET_AVX.
4220 (*movti_internal_sse): Ditto.
4221 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4222 (*movdi_internal): Ditto.
4223 (*movsi_internal): Ditto.
4224 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4225 (*movdf_internal_rex64): Ditto.
4226 (*movfd_internal): Ditto.
4227 (*movsf_internal): Ditto.
4228 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4230 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4232 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4233 reference as size attribute.
4235 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4236 Tristan Gingold <gingold@adacore.com>
4238 * doc/md.texi (Standard Names): Document probe_stack_address.
4239 * explow.c (emit_stack_probe): Handle probe_stack_address.
4240 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4241 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4242 (probe_stack_address): New insn.
4243 (probe_stack_range): Likewise.
4244 * config/ia64/ia64.c: Include common/common-target.h.
4245 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4246 checking is enabled.
4247 (ia64_emit_probe_stack_range): New function.
4248 (output_probe_stack_range): Likewise.
4249 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4250 builtin stack checking is enabled.
4251 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4252 and UNSPECV_PROBE_STACK_ADDRESS.
4253 (unknown_for_bundling_p): New predicate.
4254 (group_barrier_needed): Use important_for_bundling_p.
4255 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4256 (issue_nops_and_insn): Likewise.
4257 (bundling): Likewise.
4258 (final_emit_insn_group_barriers): Likewise.
4259 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4260 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4261 (STACK_CHECK_PROTECT): Likewise.
4262 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4264 2012-05-10 Jan Hubicka <jh@suse.cz>
4266 * ipa-inline.c (update_all_callee_keys): Remove.
4267 (inline_small_functions): Simplify priority updating.
4269 2012-05-10 Jan Hubicka <jh@suse.cz>
4271 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4273 2012-05-10 Jan Hubicka <jh@suse.cz>
4275 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4276 (symtab_remove_unreachable_nodes): ... this one.
4277 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4278 * cgraphunit.c (ipa_passes): Update.
4279 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4280 * cgraph.c (cgraph_release_function_body): Only turn initial
4281 into error mark when initial was previously set.
4282 * ipa-inline.c (ipa_inline): Update.
4283 * ipa.c: Include ipa-inline.h
4284 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4285 (enqueue_node): New function.
4286 (process_references): Update.
4287 (symtab_remove_unreachable_nodes): Cleanup.
4288 * passes.c (execute_todo, execute_one_pass): Update.
4290 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4292 PR rtl-optimization/53125
4293 * ira.c (ira): Call find_moveable_pseudos and
4294 move_unallocated_pseudos if only ira_conflicts_p is true.
4296 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4298 * config/i386/i386.md (*movoi_internal_avx): Handle
4299 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4300 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4301 (*movti_internal_sse): Ditto.
4302 (*movtf_internal): Ditto.
4303 * config/i386/sse.md (ssePSmode): New mode attribute.
4304 (*move<mode>_internal): Use ssePSmode.
4305 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4306 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4307 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4308 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4310 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4312 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4313 DECL_ORIGINAL_TYPE if it is present.
4315 2012-05-10 Nick Clifton <nickc@redhat.com>
4318 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4319 a "0" constraint to being a (match_dup 0).
4321 2012-05-10 Richard Guenther <rguenther@suse.de>
4323 * stor-layout.c (byte_from_pos): Amend comment.
4325 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4327 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4328 Document requirement to call in constructors.
4330 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4332 2012-05-10 Richard Guenther <rguenther@suse.de>
4334 * tree.h (TYPE_IS_SIZETYPE): Remove.
4335 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4336 (extract_muldiv_1): Likewise.
4337 * gimple.c (gtc_visit): Likewise.
4338 (gimple_types_compatible_p): Likewise.
4339 (iterative_hash_canonical_type): Likewise.
4340 (gimple_canonical_types_compatible_p): Likewise.
4341 * gimplify.c (gimplify_one_sizepos): Likewise.
4342 * print-tree.c (print_node): Likewise.
4343 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4345 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4348 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4349 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4350 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4351 instead of xop_mulv2div2di3_low.
4352 (xop_p<macs>dql): Fix vec_select selector.
4353 (xop_p<macs>dqh): Ditto.
4354 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4355 (xop_mulv2div2di3_high): Ditto.
4357 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4360 * diagnostic.h (diagnostic_context): Add last_location.
4361 * diagnostic.c (diagnostic_initialize): Initialize it.
4362 (diagnostic_show_locus): Use it.
4364 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4366 * doc/extend.texi (Function Attributes): Point xref to section
4369 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4371 * config/i386/i386.c (*movdf_internal_rex64): Remove
4372 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4373 Calculate "mode" attribute according to
4374 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4375 (*movdf_internal): Ditto.
4377 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4380 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4381 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4382 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4383 or when optimizing for size.
4384 * config/i386/sse.md (*mov<mode>_internal): Remove
4385 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4386 Calculate "mode" attribute according to optimize_function_for_size_p
4387 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4388 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4389 depending on the mode of the instruction. Calculate "mode" attribute
4390 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4391 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4392 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4394 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4397 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4398 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4399 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4400 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4401 (expand_prologue): Move initialization of cfun->machine->is_naked,
4402 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4403 (avr_set_current_function): ...this new static function.
4404 (TARGET_SET_CURRENT_FUNCTION): New define.
4405 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4406 checking attributes of current_function_decl.
4407 (avr_regs_to_save): Ditto.
4408 (signal_function_p): Rename to avr_signal_function_p.
4409 (interrupt_function_p): Rename to avr_interrupt_function_p.
4411 * doc/extend.texi (Function Attributes): Better explanation of
4412 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4415 2012-05-09 Michael Matz <matz@suse.de>
4417 PR tree-optimization/53185
4418 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4419 peeling when we see strided loads.
4421 2012-05-09 Matthias Klose <doko@ubuntu.com>
4423 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4425 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4427 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4428 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4429 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4430 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4431 (USE_LOAD_POST_INCREMENT): Define.
4432 (USE_LOAD_PRE_INCREMENT): Define.
4433 (USE_LOAD_POST_DECREMENT): Define.
4434 (USE_LOAD_PRE_DECREMENT): Define.
4435 (USE_STORE_PRE_DECREMENT): Define.
4436 (USE_STORE_PRE_INCREMENT): Define.
4437 (USE_STORE_POST_DECREMENT): Define.
4438 (USE_STORE_POST_INCREMENT): Define.
4439 (arm_auto_incmodes): Add enumeration.
4440 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4441 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4443 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4445 PR tree-optimization/53226
4446 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4447 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4448 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4449 doesn't need to be revisited, look for earliest stmt with
4450 !gimple_plf (stmt, GF_PLF_1) if something changed.
4452 2012-05-09 Terry Guo <terry.guo@arm.com>
4454 * genmultilib: Update copyright dates.
4455 * doc/fragments.texi: Ditto.
4457 2012-05-09 Terry Guo <terry.guo@arm.com>
4459 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4460 * genmultilib (MULTILIB_REQUIRED): New.
4461 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4463 2012-05-09 Richard Guenther <rguenther@suse.de>
4465 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4466 (vect_do_peeling_for_loop_bound): Likewise.
4467 (vect_do_peeling_for_alignment): Likewise.
4468 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4469 (vect_do_peeling_for_loop_bound): Get check_profitability and
4470 threshold as parameters.
4471 (vect_do_peeling_for_alignment): Likewise.
4472 (vect_loop_versioning): Likewise.
4473 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4474 and threshold here. Control where to put the check here.
4476 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4479 * dwarf2out.h (get_address_mode): Move declaration to...
4481 * dwarf2out.c (get_address_mode): Move definition to...
4482 * rtlanal.c: ...here.
4483 * var-tracking.c (get_address_mode): Delete.
4484 * combine.c (find_split_point): Use get_address_mode instead of
4485 targetm.addr_space.address_mode.
4486 * cselib.c (cselib_record_sets): Likewise.
4487 * dse.c (canon_address, record_store): Likewise.
4488 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4489 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4490 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4491 (expand_expr_real_1): Likewise.
4492 * ifcvt.c (noce_try_cmove_arith): Likewise.
4493 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4494 * reload.c (find_reloads): Likewise.
4495 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4496 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4498 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4500 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4501 information from the instruction produced.
4503 2012-05-09 Richard Guenther <rguenther@suse.de>
4505 * stor-layout.c (bit_from_pos): Document.
4506 (byte_from_pos): Likewise. Optimize.
4507 (pos_from_bit): Likewise.
4508 (normalize_offset): Use pos_from_bit instead of replicating it.
4510 2012-05-09 Alan Modra <amodra@gmail.com>
4513 * config/rs6000/rs6000.c (gen_frame_set): New function.
4514 (gen_frame_load, gen_frame_store): New functions.
4515 (rs6000_savres_rtx): Use the above.
4516 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4517 Correct mode used for CR2 in save/restore_world patterns.
4518 Don't emit instructions for eh_return frame unwind reg info.
4520 2012-05-08 Jan Hubicka <jh@suse.cz>
4522 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4524 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4526 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4528 (compile_file): Do not output variables.
4529 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4531 * langhooks.c: Include timevar.h
4532 (write_global_declarations): Finalize compilation unit after wrapup;
4533 set timevars correctly.
4534 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4535 not to be added to varpool.
4536 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4537 only on cases where it makes sense; skip constant pool and value expr
4540 2012-05-08 David S. Miller <davem@davemloft.net>
4542 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4543 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4544 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4546 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4548 PR rtl-optimization/53278
4549 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4550 speed_p code from earlier patch.
4552 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4555 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4557 2012-05-08 Teresa Johnson <tejohnson@google.com>
4559 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4560 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4562 2012-05-08 Jan Hubicka <jh@suse.cz>
4564 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4565 (cgraph_create_node_1): Rename to ...
4566 (cgraph_create_empty_node): ... this one; export.
4567 (cgraph_create_node): Update.
4568 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4569 (cgraph_create_edge_including_clones): Likewise.
4570 (cgraph_find_replacement_node): Likewise.
4571 (cgraph_clone_edge): Likewise.
4572 (cgraph_clone_node): Likewise.
4573 (clone_function_name): Likewise.
4574 (cgraph_create_virtual_clone): Likewise.
4575 (cgraph_remove_node_and_inline_clones): Likewise.
4576 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4577 * cgraph.h: Reorder declarations so they match file of origin.
4578 (cgraph_create_empty_node): Declare.
4579 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4580 (cgraph_copy_node_for_versioning): Likewise.
4581 (cgraph_function_versioning): Likewise.
4582 (cgraph_materialize_clone): Likewise.
4583 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4584 (cgraph_materialize_all_clones): Likewise.
4585 * cgraphclones.c: New file.
4586 * Makefile.in: Update for cgraphclones.
4588 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4591 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4592 (ix86_rtx_costs): Handle SET.
4594 2012-05-08 Michael Matz <matz@suse.de>
4596 * basic-block.h (struct rtl_bb_info): Remove visited member and
4597 move head_ member to ...
4598 (struct basic_block_def.basic_block_il_dependent): ... the new
4599 member x, replacing but containing old member rtl.
4600 (enum bb_flags): New BB_VISITED flag.
4601 (BB_HEADER, BB_FOOTER): New macros.
4603 * jump.c (mark_all_labels): Adjust.
4604 * cfgcleanup.c (try_optimize_cfg): Adjust.
4605 * cfglayout.c (record_effective_endpoints): Adjust.
4606 (relink_block_chain): Ditto (and don't fiddle with visited).
4607 (fixup_reorder_chain): Adjust.
4608 (fixup_fallthru_exit_predecessor): Ditto.
4609 (cfg_layout_duplicate_bb): Ditto.
4610 * combine.c (update_cfg_for_uncondjump): Adjust.
4611 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4612 (bb_visited_trace): New accessor.
4613 (mark_bb_visited): Move in front.
4614 (rotate_loop): Use bb_visited_trace.
4615 (find_traces_1_round): Ditto.
4616 (emit_barrier_after): Ditto.
4617 (copy_bb): Ditto, and initialize visited on resize.
4618 (reorder_basic_blocks): Initize visited member.
4619 (duplicate_computed_gotos): Clear bb flags at start, use
4622 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4623 (rtl_verify_flow_info_1): Ditto.
4624 (cfg_layout_split_block): Ditto.
4625 (cfg_layout_delete_block): Ditto.
4626 (cfg_layout_merge_blocks): Ditto.
4627 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4629 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4632 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4633 when a constant source operand matches an "I" constraint, the "no
4634 CC0 change" applies to a register-destination only, not a
4635 strict_low_part-destination.
4637 2012-05-08 Richard Guenther <rguenther@suse.de>
4639 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4640 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4642 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4644 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4646 * doc/avr-mmcu.texi: New auto-generated file.
4647 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4648 to document all valid -mmcu= arguments.
4650 * config/avr/avr.h (arch_info_s): New struct definition.
4651 * config/avr/avr-devices.c (avr_texinfo): New variable.
4652 * config/avr/gen-avr-mmcu-texi.c: New file.
4653 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4655 2012-05-08 Dehao Chen <dehao@google.com>
4657 * predict.c (find_qualified_ssa_name): New.
4658 (find_ssa_name_in_expr): New.
4659 (find_ssa_name_in_assign_stmt): New.
4660 (is_comparison_with_loop_invariant_p): New.
4661 (is_bound_expr_similar): New.
4662 (predict_iv_comparison): New.
4663 (predict_loops): Add heuristic for loop-nested branches that compare an
4664 induction variable to a loop bound variable.
4665 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4667 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4669 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4670 TARGET_BDVER2 defines where appropriate.
4672 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4674 * configure.ac (PLUGIN_LD): Rename into...
4675 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4676 * config.in: Regenerate.
4677 * configure: Likewise.
4678 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4680 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4682 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4683 computation using the precision of the index type.
4684 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4685 (fold_array_ctor_reference): Do index computations in the index type.
4687 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4689 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4690 down to plus_constant.
4691 (expand_epilogue): Ditto.
4693 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4695 * postreload.c (reload_cse_regs): Make static.
4696 * reload.h (reload_cse_regs): Remove prototype.
4698 2012-05-07 Richard Henderson <rth@redhat.com>
4700 * config/alpha/alpha.md (clear_cache): New pattern.
4702 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4705 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
4706 is folded to a type boundary value, verify that the resulting case
4707 label is still a care range.
4709 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4711 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
4712 only for TARGET_GENERIC, when not optimizing for size.
4713 (*ffs<mode>_1): Ditto.
4715 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4717 * tree-cfg.c (verify_gimple_switch): Tighten checks.
4719 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4721 PR tree-optimization/53239
4722 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
4723 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
4725 2012-05-07 Richard Guenther <rguenther@suse.de>
4727 PR tree-optimization/53195
4728 * tree-inline.c (setup_one_parameter): Properly add referenced
4729 vars from the parameters new known value.
4731 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4733 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
4734 (sched_branch_type): Remove.
4735 (m68k_sched_md_init_global): Don't allocate it.
4736 (m68k_sched_md_finish_global): Don't free it.
4737 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
4738 * config/m68k/m68k.md: Set the type of insns using
4739 m68k_sched_branch_type to bcc directly.
4741 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4743 * config/sol2.c (solaris_override_options): New function.
4744 * config/sol2-protos.h (solaris_override_options): Declare.
4745 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4747 2012-05-07 Richard Guenther <rguenther@suse.de>
4749 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
4750 whether we failed to compute data dependences.
4751 (loop_prefetch_arrays): Fail if we failed.
4753 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4754 Paolo Bonzini <bonzini@gnu.org>
4756 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
4757 Emit bsf when optimizing for size.
4758 (*ffs<mode>_1): Ditto.
4760 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4763 * config/sh/sh.c (sh_rtx_costs): Handle SET.
4765 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
4768 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
4769 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
4770 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
4772 (*bswapdi2_doubleword): New insn pattern.
4773 (*bswap<mode>2): Rename from *bswap<mode>2_1.
4775 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4777 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
4778 (mips_set_reg_reg_cost): Likewise.
4779 (mips_rtx_costs): Handle SET.
4781 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4783 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
4784 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
4785 to compute the cost of moves. Set the mode of the target register.
4787 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
4789 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
4790 plus_constant function.
4791 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
4792 that the mode is sensible.
4793 (use_anchored_address, round_push, allocate_dynamic_stack_space)
4794 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
4797 * alias.c (canon_rtx): Likewise.
4798 (init_alias_analysis): Likewise.
4799 * builtins.c (expand_builtin_return_addr)
4800 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
4801 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
4802 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
4803 (expand_builtin_stpcpy): Likewise.
4804 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
4805 (compute_argument_addresses, internal_arg_pointer_based_exp)
4806 (expand_call, emit_library_call_value_1): Likewise.
4807 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
4808 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
4809 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
4810 * cse.c (insert_const_anchor, find_reg_offset_for_const)
4811 (use_related_value, fold_rtx): Likewise.
4812 * cselib.c (cselib_subst_to_values): Likewise.
4813 * dse.c (record_store, check_mem_read_rtx): Likewise.
4814 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
4815 * emit-rtl.c (adjust_address_1): Likewise.
4816 * except.c (sjlj_emit_function_enter)
4817 (expand_builtin_extract_return_addr)
4818 (expand_builtin_frob_return_addr): Likewise.
4819 * expmed.c (expand_divmod): Likewise.
4820 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
4821 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
4822 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
4823 * function.c (assign_stack_local_1)
4824 (instantiate_virtual_regs_in_rtx): Likewise.
4825 * optabs.c (prepare_cmp_insn): Likewise.
4826 * recog.c (offsettable_address_addr_space_p): Likewise.
4827 * reload.c (find_reloads_address, form_sum)
4828 (find_reloads_subreg_address): Likewise.
4829 * reload1.c (init_reload, eliminate_regs_1)
4830 (eliminate_regs_in_insn): Likewise.
4831 * simplify-rtx.c (simplify_unary_operation_1)
4832 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
4833 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
4834 (vt_add_function_parameter): Likewise.
4836 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
4837 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
4838 * config/alpha/alpha.c (alpha_legitimize_address_1)
4839 (get_unaligned_address, alpha_expand_unaligned_load)
4840 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
4841 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
4842 (alpha_expand_builtin_establish_vms_condition_handler)
4843 (alpha_setup_incoming_varargs, emit_frame_store_1)
4844 (alpha_expand_prologue, alpha_expand_epilogue)
4845 (alpha_use_linkage): Likewise.
4846 * config/alpha/alpha.md: Likewise.
4848 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
4849 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
4850 (thumb_legitimize_address, arm_gen_load_multiple_1)
4851 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
4852 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
4853 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
4854 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
4855 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
4856 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
4857 (thumb_expand_movmemqi, arm_set_return_address)
4858 (thumb_set_return_address): Likewise.
4859 * config/arm/arm.md: Likewise.
4861 * config/avr/avr.c (avr_incoming_return_addr_rtx)
4862 (avr_prologue_setup_frame, expand_epilogue)
4863 (avr_const_address_lo16): Likewise.
4865 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
4866 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
4867 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
4868 (bfin_output_mi_thunk): Likewise.
4870 * config/c6x/c6x.c (c6x_initialize_trampoline)
4871 (c6x_output_mi_thunk): Likewise.
4873 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
4874 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
4876 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
4877 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
4878 (cris_emit_movem_store, cris_trampoline_init): Likewise.
4879 * config/cris/cris.md: Likewise.
4881 * config/darwin.c (machopic_indirect_data_reference)
4882 (machopic_legitimize_pic_address): Likewise.
4884 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
4885 (epiphany_expand_prologue, epiphany_expand_epilogue)
4886 (epiphany_trampoline_init): Likewise.
4887 * config/epiphany/epiphany.md: Likewise.
4889 * config/fr30/fr30.c (fr30_move_double): Likewise.
4891 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
4892 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
4893 (frv_index_memory, unspec_got_name, frv_find_base_term)
4894 (frv_output_dwarf_dtprel): Likewise.
4896 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
4897 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
4899 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
4900 * config/i386/i386.c (setup_incoming_varargs_64)
4901 (setup_incoming_varargs_ms_64, choose_baseaddr)
4902 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
4903 (ix86_emit_probe_stack_range, ix86_expand_prologue)
4904 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
4905 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
4906 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
4907 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
4908 (x86_output_mi_thunk): Likewise.
4909 * config/i386/i386.md: Likewise.
4911 * config/ia64/ia64.c (ia64_expand_load_address)
4912 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
4913 (do_spill, ia64_trampoline_init): Likewise.
4915 * config/iq2000/iq2000.c (iq2000_va_start)
4916 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
4917 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
4918 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
4920 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
4922 * config/m32c/m32c.c (m32c_return_addr_rtx)
4923 (m32c_expand_insv): Likewise.
4925 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
4926 (m32r_legitimize_pic_address, m32r_print_operand)
4927 (m32r_print_operand_address): Likewise.
4929 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
4930 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
4931 (EH_RETURN_HANDLER_RTX): Likewise.
4932 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
4933 (m68k_expand_epilogue, legitimize_pic_address)
4934 (m68k_output_mi_thunk): Likewise.
4935 * config/m68k/m68k.md: Likewise.
4937 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
4938 (mcore_expand_epilog): Likewise.
4939 * config/mcore/mcore.md: Likewise.
4941 * config/mep/mep.c (mep_allocate_initial_value)
4942 (mep_expand_prologue, mep_expand_epilogue): Likewise.
4944 * config/microblaze/microblaze.c (double_memory_operand)
4945 (microblaze_block_move_loop): Likewise.
4947 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
4948 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
4949 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
4950 (mips_expand_prologue, mips_epilogue_set_cfa)
4951 (mips_expand_epilogue): Likewise.
4952 * config/mips/mips.md: Likewise.
4954 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
4955 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
4957 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
4958 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
4960 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4961 (EH_RETURN_HANDLER_RTX): Likewise.
4962 * config/moxie/moxie.c (moxie_static_chain): Likewise.
4964 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
4965 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
4966 (pa_return_addr_rtx, hppa_builtin_saveregs)
4967 (pa_trampoline_init): Likewise.
4968 * config/pa/pa.md: Likewise.
4970 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4972 * config/picochip/picochip.c (picochip_static_chain): Likewise.
4974 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
4975 * config/rs6000/rs6000.c (rs6000_legitimize_address)
4976 (setup_incoming_varargs, print_operand, rs6000_return_addr)
4977 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
4978 (rs6000_emit_epilogue)
4979 (rs6000_machopic_legitimize_pic_address): Likewise.
4981 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4983 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
4984 (DYNAMIC_CHAIN_ADDRESS): Likewise.
4985 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
4986 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
4987 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
4988 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
4989 (s390_emit_epilogue, s390_function_profiler): Likewise.
4990 * config/s390/s390.md: Likewise.
4992 * config/score/score.c (score_add_offset, score_prologue): Likewise.
4994 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
4995 (sh_output_mi_thunk): Likewise.
4996 * config/sh/sh.md: Likewise.
4998 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
4999 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5000 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5001 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5002 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5003 (emit_and_preserve): Likewise.
5004 * config/sparc/sparc.md: Likewise.
5006 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5007 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5008 (spu_setup_incoming_varargs, ea_load_store_inline)
5009 (spu_expand_load): Likewise.
5011 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5012 (combine_bnp): Likewise.
5014 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5015 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5016 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5018 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5019 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5020 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5022 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5023 * config/v850/v850.md: Likewise.
5025 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5026 (EH_RETURN_HANDLER_RTX): Likewise.
5027 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5028 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5029 (print_operand_address, vax_trampoline_init): Likewise.
5031 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5032 (xtensa_function_value_regno_p): Likewise.
5034 2012-05-04 Andrew Pinski <apinski@cavium.com>
5036 * expr.c (get_def_for_expr_class): New function.
5037 (convert_tree_comp_to_rtx): New function.
5038 (expand_cond_expr_using_cmove): New function.
5039 (expand_expr_real_2 <case COND_EXPR>): Call
5040 expand_cond_expr_using_cmove first and return if it succeeds.
5041 Remove the check for HAVE_conditional_move since we should have
5042 already converted it to a conditional move.
5043 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5044 modes of DImode for 32bits and TImode.
5046 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5049 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5050 (print_md_ptr_loc, print_c_condition): Use them.
5051 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5052 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5053 attr_file, dfa_file, latency_file): New global variables.
5054 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5055 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5056 write_attr_get, write_insn_cases, write_eligible_delay,
5057 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5059 (write_header, open_outfile, handle_arg): New funcions.
5060 (make_automaton_attrs): Write prototypes as extern to the output
5062 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5063 names from the command line. Open the output files and write out
5064 internal functions for DFA functions to dfa_file_name, insn latency
5065 functions to latency_file_name, and everything else to attr_file.
5066 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5067 (BACKEND): Build libbackend first.
5068 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5069 (.PRECIOUS): Likewise.
5070 (insn-dfatab.o): New rule.
5071 (insn-latencytab.o): New rule.
5072 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5073 (s-attrtab): New rule.
5075 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5077 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5078 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5079 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5080 * reorg.c (get_jump_flags): Do not set the removed flags.
5082 * doc/md.texi (attr_flag): Update for abovementioned changes.
5084 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5087 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5088 (TARGET_CMOV): Rename from TARGET_CMOVE.
5089 (TARGET_CMOVE): New define.
5090 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5091 Do not set TARGET_CMOVE here.
5093 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5095 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5096 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5097 -Wunused is activated.
5098 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5100 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5102 * config/s390/s390.md (*movmem_short, *clrmem_short)
5103 (*cmpmem_short): Move the mode check from the insn condition to
5106 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5108 PR tree-optimization/52633
5109 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5110 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5111 (vect_recog_over_widening_pattern): Remove handling of code that was
5112 already detected as over-widening pattern. Remove special handling
5113 of "unsigned" cases. Instead, support general case of conversion
5114 of the shift result to another type.
5116 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5118 * tree-vect-patterns.c (vect_single_imm_use): New function.
5119 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5120 (vect_recog_over_widening_pattern): Likewise.
5121 (vect_recog_widen_shift_pattern): Likewise.
5123 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5125 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5126 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5127 (vect_recog_widen_mult_pattern): Likewise.
5128 (vect_operation_fits_smaller_type): Likewise.
5129 (vect_recog_over_widening_pattern): Likewise.
5130 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5132 2012-05-04 Richard Guenther <rguenther@suse.de>
5135 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5136 of -freg-struct-return and -fpcc-struct-return.
5137 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5138 from the input file options and ignore those from the link
5141 2012-05-04 Richard Guenther <rguenther@suse.de>
5143 PR tree-optimization/53168
5144 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5145 memory reads when the result is a constant we can pun.
5147 2012-05-04 Richard Guenther <rguenther@suse.de>
5149 * common.opt (flto-report): Do not mark as Optimization.
5151 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5154 * recog.c (constrain_operands): If extra constraints are present, also
5155 accept pseudo-registers with equivalent memory locations during reload.
5157 2012-05-04 Olivier Hainque <hainque@adacore.com>
5159 * collect2.c (may_unlink_output_file): New global.
5160 (maybe_unlink): Honor it.
5161 * collect2.h: Add extern for it.
5162 * tlink.c (do_tlink): Set it to true if the link succeeded.
5164 2012-05-04 Olivier Hainque <hainque@adacore.com>
5166 * gcc.c (eval_spec_function): Finalize/restore the current string
5167 obstack state as part of the context push/pop operations.
5169 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5171 PR rtl-optimization/52804
5172 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5173 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5174 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5175 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5176 RELOAD_FOR_OUTADDR_ADDRESS.
5178 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5181 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5182 for macro expansion.
5184 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5186 * flags.h (flag_permissive): Do not declare.
5187 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5189 * toplev.c (flag_permissive): Do not define.
5190 * c-tree.h (system_header_p): Delete unused.
5192 2012-05-03 David S. Miller <davem@davemloft.net>
5195 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5196 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5197 (sparc_emit_float_lib_cmp): Likewise.
5199 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5202 * config/rs6000/rs6000.md (bswapdi splitters): If
5203 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5204 default) is used, generate an alternate sequence that does not
5205 depend on using indexed addressing.
5207 2012-05-03 Jason Merrill <jason@redhat.com>
5209 * gengtype.c (write_types): Fix warning message.
5210 (write_local): Likewise.
5212 2012-05-02 Jason Merrill <jason@redhat.com>
5214 * dwarf2out.c (struct external_ref, build_local_stub): New.
5215 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5216 (optimize_external_refs, optimize_external_refs_1): New.
5217 (change_AT_die_ref): New.
5218 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5219 (build_abbrev_table): Take the external refs hashtable.
5220 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5222 2012-05-03 Jan Hubicka <jh@suse.cz>
5225 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5227 2012-05-03 Jan Hubicka <jh@suse.cz>
5230 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5232 2012-05-03 Jason Merrill <jason@redhat.com>
5234 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5235 use_debug_types to discriminate the die_id union.
5236 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5237 (build_abbrev_table, output_die): Likewise.
5238 (prune_unused_types_walk_attribs): Likewise.
5239 (generate_type_signature, copy_declaration_context): Set it.
5240 (remove_child_or_replace_with_skeleton): Set it.
5241 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5242 check use_debug_types.
5243 (dwarf2out_finish): Do break_out_includes after .debug_types.
5245 2012-05-03 Jason Merrill <jason@redhat.com>
5247 * dwarf2out.c (modified_type_die): Use scope_die_for.
5248 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5249 (uses_local_type_r, uses_local_type): New.
5250 (scope_die_for): Keep a type that uses a local type in local scope.
5251 Use get_context_die for namespace and type scope.
5253 2012-05-03 Jason Merrill <jason@redhat.com>
5255 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5257 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5258 (dwarf2out_finish): Likewise.
5260 2012-05-03 Martin Jambor <mjambor@suse.cz>
5262 * builtins.c (get_object_alignment_1): Return whether we can determine
5263 the alignment or conservatively assume byte alignment. Return the
5264 alignment by reference. Use get_pointer_alignment_1 for dereference
5266 (get_pointer_alignment_1): Return whether we can determine the
5267 alignment or conservatively assume byte alignment. Return the
5268 alignment by reference. Use get_ptr_info_alignment to get SSA name
5270 (get_object_alignment): Update call to get_object_alignment_1.
5271 (get_object_or_type_alignment): Likewise, fall back to type alignment
5272 only when it returned false.
5273 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5274 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5275 get_object_alignment_1.
5276 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5277 get_pointer_alignment_1.
5278 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5279 of MEM_REF or TARGET_MEM_REF only when it returns false.
5280 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5281 get_object_alignment_1.
5282 (ccp_finalize): Use set_ptr_info_alignment.
5283 * tree.h (get_object_alignment_1): Update declaration.
5284 (get_pointer_alignment_1): Likewise.
5285 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5286 (dump_gimple_stmt): Likewise.
5287 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5289 (get_ptr_info_alignment): Declared.
5290 (mark_ptr_info_alignment_unknown): Likewise.
5291 (set_ptr_info_alignment): Likewise.
5292 (adjust_ptr_info_misalignment): Likewise.
5293 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5294 and set alignment of SSA names.
5295 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5296 mark_ptr_info_alignment_unknown.
5297 * tree-ssanames.c (get_ptr_info_alignment): New function.
5298 (mark_ptr_info_alignment_unknown): Likewise.
5299 (set_ptr_info_alignment): Likewise.
5300 (adjust_ptr_info_misalignment): Likewise.
5301 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5302 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5304 (bump_vector_ptr): Likewise.
5305 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5306 (vectorizable_store): Likewise.
5307 (vectorizable_load): Likewise.
5309 2012-05-03 Michael Matz <matz@suse.de>
5311 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5312 in front of basic_block_def.
5313 (struct basic_block_def): Make il.gimple the full struct, not a
5315 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5317 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5318 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5319 NULL il.gimple, which can't happen anymore.
5320 * gimple.h (bb_seq): il.gimple can't be NULL.
5321 (bb_seq_add): Ditto.
5322 (set_bb_seq): Adjust.
5323 (gsi_start_bb, gsi_last_bb): Tidy.
5324 * lto-streamer-in.c (make_new_block): Don't zero members that
5325 are zeroed already, don't allocate a gimple_bb_info.
5326 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5327 (remove_bb): Clear all il.gimple members.
5328 (gimple_verify_flow_info): Adjust for flat il.gimple.
5329 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5331 * coretypes.h (const_gimple_seq): Remove typedef.
5332 * gimple.h (gimple_seq_first): Take gimple_seq.
5333 (gimple_seq_first_stmt): Ditto.
5334 (gimple_seq_last): Ditto.
5335 (gimple_seq_last_stmt): Ditto.
5336 (gimple_seq_empty_p): Ditto.
5338 2012-05-03 Richard Guenther <rguenther@suse.de>
5340 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5342 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5343 (compute_avail): Do not add possibly trapping operations to
5344 EXP_GEN if they might not be executed in the block.
5346 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5348 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5350 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5352 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5353 information as early as possible. Update dominance info instead of
5356 2012-05-03 Richard Guenther <rguenther@suse.de>
5358 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5359 (union_contains_value): Remove.
5360 (vro_valid_in_sets): Likewise.
5361 (op_valid_in_sets): New function.
5362 (valid_in_sets): Use op_valid_in_sets.
5363 (insert_into_preds_of_block): Move dumping ...
5364 (do_regular_insertion): ... here.
5365 (do_partial_partial_insertion): ... and here. Dump that
5366 we've found a partial partial redundancy.
5367 (insert): Dump the current insert iteration.
5369 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5372 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5373 append program name to it and pass that as first argument
5374 to make_relative_prefix. Always pass standard_libexec_prefix
5375 as last argument to make_relative_prefix. If
5376 make_relative_prefix returns NULL, fall back to
5377 standard_libexec_prefix.
5380 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5384 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5385 mode, return that mode.
5388 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5389 define __ATOMIC_HLE_* macros here.
5390 (ix86_target_macros): But here, using cpp_define_formatted.
5392 2012-05-03 Richard Guenther <rguenther@suse.de>
5394 PR tree-optimization/53144
5395 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5397 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5398 with SSA name values.
5399 (vn_reference_lookup_3): Adjust callers.
5401 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5403 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5404 has_fma4 for AMD processors with both fma3 and fma4 support.
5406 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5409 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5412 2012-05-03 Michael Matz <matz@suse.de>
5415 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5416 (dse_enter_block): Properly iterate the whole sequence even
5417 if the last statement was removed.
5419 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5421 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5422 unset flag_jump_tables.
5423 * stmt.c (expand_case): Remove special flag_pic case conditional
5424 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5426 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5428 * common/config/s390/s390-common.c (s390_option_optimization_table):
5429 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5430 default when optimizing.
5432 2012-05-02 Martin Jambor <mjambor@suse.cz>
5435 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5436 of a variable when the contect is a function.
5438 2012-05-02 Michael Matz <matz@suse.de>
5440 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5441 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5442 (const_gimple_seq_node): Remove.
5443 (gimple_seq_node): Typedef as gimple.
5444 (struct gimple_statement_base): Add next and prev members,
5445 adjust all WORD markers in using structs.
5446 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5447 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5448 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5449 gimple are the same.
5450 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5452 (gimple_init_singleton): New function.
5453 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5454 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5456 (gsi_stmt_ptr): Remove.
5457 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5459 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5460 again, adjust for above changes.
5461 (update_call_edge_frequencies): Adjust for above changes.
5462 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5463 (gsi_insert_seq_nodes_after): Ditto.
5464 (gsi_split_seq_after): Ditto.
5465 (gsi_set_stmt): Ditto.
5466 (gsi_split_seq_before): Ditto.
5467 (gsi_remove): Ditto.
5468 (gsi_insert_seq_before_without_update): Don't free sequence.
5469 (gsi_insert_seq_after_without_update): Ditto.
5470 (gsi_replace): Assert some more invariants.
5471 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5473 (gsi_for_stmt): Don't search for stmt.
5474 (gsi_insert_on_edge_immediate): Tidy.
5476 * gimple.c (gimple_alloc_k): Remove "sequences".
5477 (gimple_seq_cache): Remove.
5478 (gimple_alloc_stat): Make stmt a singleton sequence.
5479 (gimple_seq_alloc, gimple_seq_free): Remove.
5480 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5481 (gimple_copy): Ditto.
5482 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5483 create iterator from correct sequence.
5484 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5486 2012-05-02 Michael Matz <matz@suse.de>
5488 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5490 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5491 sequence, lazily allocate it.
5492 (bb_seq_addr): New function.
5493 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5494 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5495 (gsi_none): New function.
5496 (gsi_start_bb): Adjust.
5497 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5498 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5499 (gsi_last_bb): Adjust.
5501 * tree-flow-inline.h (phi_nodes_ptr): New function.
5503 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5504 datastructure and interface change.
5505 (gsi_insert_seq_before_without_update): Ditto.
5506 (gsi_insert_seq_nodes_after): Ditto.
5507 (gsi_insert_seq_after_without_update): Ditto.
5508 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5509 (gsi_split_seq_before): Ditto.
5510 (gsi_start_phis): Adjust.
5511 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5512 (vect_transform_loop): Ditto.
5513 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5514 gimple_seq_copy): Don't use gimple_seq_alloc.
5515 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5516 (gimplify_seq_add_seq): Ditto.
5517 * lto-streamer-in.c (make_new_block): Ditto.
5518 * tree-cfg.c (create_bb): Ditto.
5519 * tree-sra.c (initialize_parameter_reductions): Ditto.
5521 2012-05-02 Michael Matz <matz@suse.de>
5523 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5524 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5525 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5526 set_bb_seq): Move down to after gimple_statement_d definition.
5528 2012-05-02 Michael Matz <matz@suse.de>
5530 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5531 gsi_replace_with_seq, instead of inserting itself.
5532 * gimple-iterator.c (gsi_replace_with_seq): New function.
5533 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5534 iterator instead of statement, advance it.
5535 (ssa_forward_propagate_and_combine): Adjust call to above.
5537 2012-05-02 Michael Matz <matz@suse.de>
5539 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5541 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5542 * tree-nested.c (walk_gimple_omp_for): Ditto.
5543 * trans-mem.c (lower_transaction): Ditto.
5544 * tree-eh.c (do_return_redirection): Ditto.
5545 (do_goto_redirection): Ditto.
5546 (lower_try_finally_switch): Ditto.
5547 * gimplify.c (gimplify_stmt): Ditto.
5548 (gimplify_scan_omp_clauses): Ditto.
5549 (gimplify_omp_for): Ditto.
5550 (gimplify_function_tree): Ditto.
5551 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5552 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5553 (mf_build_check_statement_for): Ditto.
5554 (mx_register_decls): Ditto.
5555 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5556 and don't use itertors to append.
5557 (insert_stmts): Ditto.
5558 (insert_out_of_ssa_copy): Ditto.
5559 (insert_out_of_ssa_copy_on_edge): Ditto.
5561 2012-05-02 Michael Matz <matz@suse.de>
5563 * gimple.h (gimple_bind_body_ptr): New function.
5564 (gimple_bind_body): Use it.
5565 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5566 (gimple_eh_filter_failure_ptr): New function.
5567 (gimple_eh_filter_failure): Use it.
5568 (gimple_eh_else_n_body_ptr): New function.
5569 (gimple_eh_else_n_body): Use it.
5570 (gimple_eh_else_e_body_ptr): New function.
5571 (gimple_eh_else_e_body): Use it.
5572 (gimple_try_eval_ptr): New function.
5573 (gimple_try_eval): Use it.
5574 (gimple_try_cleanup_ptr): New function.
5575 (gimple_try_cleanup): Use it.
5576 (gimple_wce_cleanup_ptr): New function.
5577 (gimple_wce_cleanup): Use it.
5578 (gimple_omp_body_ptr): New function.
5579 (gimple_omp_body): Use it.
5580 (gimple_omp_for_pre_body_ptr): New function.
5581 (gimple_omp_for_pre_body): Use it.
5582 (gimple_transaction_body_ptr): New function.
5583 (gimple_transaction_body): Use it.
5584 (gsi_split_seq_before): Adjust to return nothing and take pointer
5586 (gsi_set_stmt): Declare.
5587 (gsi_replace_with_seq): Declare.
5588 (walk_gimple_seq_mod): Declare.
5589 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5591 * gimple-iterator.c (gsi_set_stmt): New function.
5592 (gsi_split_seq_before): Return new sequence via pointer argument.
5593 (gsi_replace): Use gsi_set_stmt.
5595 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5597 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5598 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5600 (reserve_phi_args_for_new_edge): Change call to above,
5603 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5604 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5605 iterators. Adjust call to lower_omp.
5606 (lower_lastprivate_clauses): Adjust call to lower_omp.
5607 (lower_reduction_clauses): Ditto.
5608 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5609 (lower_omp_sections): Don't explicitely count sequence length,
5610 nullify lowered bodies earlier, ensure stmts are part of only
5611 one sequence, adjust call to lower_omp.
5612 (lower_omp_single): Ensure stmts are part of only one sequence,
5613 adjust call to lower_omp.
5614 (lower_omp_master): Ditto.
5615 (lower_omp_ordered): Ditto.
5616 (lower_omp_critical): Ditto.
5617 (lower_omp_for): Ditto.
5618 (lower_omp_taskreg): Ditto, tidy.
5619 (lower_omp_1): Adjust calls to lower_omp.
5620 (execute_lower_omp): Ditto.
5621 (lower_omp): Adjust to take pointer to sequence.
5622 (diagnose_sb_2): Use walk_gimple_seq_mod.
5623 (diagnose_omp_structured_block_errors): Ditto and set possibly
5624 changed function body.
5625 * gimple-low.c (lower_function_body): Set function body after
5627 (lower_sequence): Adjust to take pointer to sequence.
5628 (lower_omp_directive): Ensure stmt isn't put twice into the
5629 sequence, adjust call to lower_sequence.
5630 (lower_stmt): Adjust calls to lower_sequence.
5631 (lower_gimple_bind): Ditto.
5632 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5633 * tree-nested.c (walk_body): Take pointer to sequence, use
5634 walk_gimple_seq_mod.
5635 (walk_function): Adjust call to walk_body, set possibly changed body.
5636 (walk_gimple_omp_for): Adjust calls to walk_body.
5637 (convert_nonlocal_omp_clauses): Ditto.
5638 (convert_nonlocal_reference_stmt): Ditto.
5639 (convert_local_omp_clauses): Ditto.
5640 (convert_local_reference_stmt): Ditto.
5641 (convert_tramp_reference_stmt): Ditto.
5642 (convert_gimple_call): Ditto.
5643 (convert_nl_goto_reference): Use local iterator copy.
5644 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5645 but taking pointer to sequence, ensure gsi_start is called with
5647 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5648 asserting that the sequence head didn't change.
5649 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5650 walk_gimple_seq_mod.
5651 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5652 (execute_lower_tm): Ditto, and set possibly changed body.
5653 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5654 call gsi_start with that lvalue.
5655 (replace_goto_queue_stmt_list): Ditto.
5656 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5657 (replace_goto_queue): Ditto.
5658 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5659 (lower_try_finally_onedest): Ditto.
5660 (lower_try_finally_copy): Ditto.
5661 (lower_try_finally_switch): Ditto.
5662 (lower_try_finally): Ditto.
5663 (lower_eh_filter): Ditto.
5664 (lower_eh_must_not_throw): Ditto.
5665 (lower_cleanup): Ditto.
5666 (lower_eh_constructs_2): Ditto.
5667 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5668 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5669 set possibly changed body.
5670 (optimize_double_finally): Call gsi_start with lvalue.
5672 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5673 (gimple_split_block): Ditto.
5674 (gimple_merge_blocks): Use gsi_start_phis.
5675 (move_stmt_r): Use walk_gimple_seq_mod.
5676 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5677 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5678 (rebuild_cgraph_edges): Ditto.
5679 (cgraph_rebuild_references): Ditto.
5680 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5681 * tree-inline.c (copy_phis_for_bb): Ditto.
5682 * tree-ssa-dce.c: Ditto.
5684 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5686 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5687 Andi Kleen <ak@linux.intel.com>
5689 * coretypes.h (MEMMODEL_MASK): New.
5690 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5691 and return new variable.
5692 (expand_builtin_atomic_exchange): Mask memmodel values.
5693 (expand_builtin_atomic_compare_exchange): Ditto.
5694 (expand_builtin_atomic_load): Ditto.
5695 (expand_builtin_atomic_store): Ditto.
5696 (expand_builtin_atomic_clear): Ditto.
5697 * doc/extend.texi: Mention port-dependent memory model flags.
5698 * config/i386/cpuid.h (bit_HLE): New.
5699 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5701 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5702 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5703 (ix86_target_string)<-mhle>: New.
5704 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5705 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
5706 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5707 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
5708 enabled for generic, generic64 and core-avx2.
5709 (ix86_print_operand): Generate HLE lock prefixes.
5710 (ix86_memmodel_check): New.
5711 (TARGET_MEMMODEL_CHECK): Ditto.
5712 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
5713 (IX86_HLE_ACQUIRE): Ditto.
5714 (IX86_HLE_RELEASE): Ditto.
5715 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
5716 * config/i386/i386.opt (mhle): Ditto.
5717 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
5718 success model to instruction emitter.
5719 (atomic_fetch_add<mode>): Ditto.
5720 (atomic_exchange<mode>): Ditto.
5721 (atomic_add<mode>): Ditto.
5722 (atomic_sub<mode>): Ditto.
5723 (atomic_<code><mode>): Ditto.
5724 (*atomic_compare_and_swap_doubledi_pic): Ditto.
5725 (atomic_compare_and_swap_single<mode>): Define and use argument
5727 (atomic_compare_and_swap_double<mode>): Ditto.
5728 * configure.ac: Check if assembler support HLE prefixes.
5729 * configure: Regenerate.
5732 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5735 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
5737 (gimplify_switch_expr): ... here.
5738 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
5739 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
5740 to clean up case labels with values outside the index type range.
5741 (simplify_gimple_switch): Call it if something changed.
5742 Remove strange and unnecessary assert.
5744 2012-05-02 Richard Guenther <rguenther@suse.de>
5746 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5748 (int_const_binop_1): New worker for int_const_binop with
5749 overflowable parameter. Pass it through to force_fit_type_double.
5750 (int_const_binop): Wrap around int_const_binop_1 with overflowable
5752 (size_binop_loc): Call int_const_binop_1 with overflowable equal
5753 to minus one, forcing overflow detection for even unsigned types.
5754 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
5755 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
5756 * stor-layout.c (initialize_sizetypes): sizetypes no longer
5758 (layout_type): For zero-sized arrays ignore overflow on the
5760 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
5761 (bit_value_binop_1): Likewise.
5762 * tree.c (double_int_to_tree): Likewise.
5763 (double_int_fits_to_tree_p): Likewise.
5764 (force_fit_type_double): Likewise.
5765 (host_integerp): Likewise.
5766 (int_fits_type_p): Likewise.
5767 * varasm.c (output_constructor_regular_field): Sign-extend the
5768 field-offset to cater for negative offsets produced by the Ada
5770 * omp-low.c (extract_omp_for_data): Convert the loop step to
5771 signed for pointer adjustments.
5773 2012-05-02 Richard Guenther <rguenther@suse.de>
5775 * tree.c (valid_constant_size_p): New function.
5776 * tree.h (valid_constant_size_p): Declare.
5777 * cfgexpand.c (expand_one_var): Adjust check for too large
5778 variables by using valid_constant_size_p.
5779 * varasm.c (assemble_variable): Likewise.
5781 * c-decl.c (grokdeclarator): Properly check for sizes that
5782 cover more than half of the address-space.
5784 2012-05-02 Jakub Jelinek <jakub@redhat.com>
5786 PR tree-optimization/53163
5787 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
5788 return value from compute_all_dependences.
5790 PR rtl-optimization/53160
5791 * ree.c (combine_reaching_defs): Handle the case where cand->insn
5792 has been modified by ree pass already.
5794 2012-05-01 Ian Lance Taylor <iant@google.com>
5797 * c-decl.c (build_compound_literal): Make the decl readonly if it
5798 an array of a readonly type.
5799 * gimplify.c (gimplify_compound_literal_expr): Add fallback
5800 parameter. Change all callers. If the decl is not addressable
5801 and is not an l-value, make it readonly.
5803 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
5805 * ira.c (allocated_reg_info_size): New static variable.
5806 (expand_reg_info): Manage it. Call
5807 setup_preferred_alternate_classes_for_new_pseudos.
5808 (ira): Don't do it here. Remove local allocated_reg_info_size,
5809 set the global before calling find_moveable_pseudos.
5810 (find_moveable_pseudos): Call expand_reg_info rather than
5813 2012-05-01 Richard Henderson <rth@redhat.com>
5815 * common.opt (fsync-libcalls): New.
5816 * doc/invoke.texi: Document it.
5817 * optabs.c (init_sync_libfuncs): Honor it.
5819 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5820 Richard Sandiford <r.sandiford@uk.ibm.com>
5822 PR rtl-optimization/52543
5823 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
5825 * lower-subreg.h: New file.
5826 * target-globals.h (this_target_lower_subreg): Declare.
5827 (target_globals): Add lower_subreg;
5828 (restore_target_globals): Restore this_target_lower_subreg.
5829 * target-globals.c: Include it.
5830 (default_target_globals): Add default_target_lower_subreg.
5831 (save_target_globals): Initialize target_lower_subreg.
5832 * rtl.h (init_lower_subreg): Added declaration.
5833 * toplev.c (backend_init_target): Call initializer for lower-subreg
5835 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
5836 (default_target_lower_subreg): New variable.
5837 (this_target_lower_subreg): Likewise.
5838 (twice_word_mode, choices): New macros.
5839 (shift_cost, compute_splitting_shift, compute_costs)
5840 (init_lower_subreg): New functions.
5841 (resolve_simple_move): Add speed_p argument. Check choices.
5842 (find_pseudo_copy): Don't check the mode size here.
5843 (resolve_simple_move): Assert the mode size.
5844 (find_decomposable_shift_zext): Add speed_p argument and return
5845 a bool. Check choices.
5846 (resolve_shift_zext): Add comment.
5847 (dump_shift_choices, dump_choices): New functions.
5848 (decompose_multiword_subregs): Dump list of profitable
5849 transformations. Add code to skip non profitable transformations.
5850 Update calls to simple_move and find_decomposable_shift_zext.
5852 2012-05-01 Ian Bolton <ian.bolton@arm.com>
5853 Sameera Deshpande <sameera.deshpande@arm.com>
5854 Greta Yorsh <greta.yorsh@arm.com>
5856 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
5857 (thumb1_unexpanded_epilogue): ...this.
5858 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
5859 (thumb1_unexpanded_epilogue): ...this.
5860 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
5861 (thumb1_unexpanded_epilogue): ...this.
5863 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
5865 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
5866 comparing enumeration values. Update comments.
5868 2012-05-01 Alan Modra <amodra@gmail.com>
5871 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
5872 load_cr_save, add_crlr_cfa_restore): New functions.
5873 (rs6000_restore_saved_cr): Rename to..
5874 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
5875 (rs6000_emit_epilogue): Use new functions. Adjust condition
5876 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
5877 regs when using out-of-line restore only when shrink wrapping.
5879 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5882 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
5883 calls to cgraph_node_name in xstrdup.
5884 (ipa_make_edge_direct_to_target): Ditto.
5885 * cgraph.c (dump_cgraph_node): Ditto.
5886 * tree-sra.c (convert_callers_for_node): Ditto.
5887 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
5888 * ipa-cp.c (perhaps_add_new_callers): Ditto.
5889 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
5890 (cgraph_materialize_all_clones): Ditto.
5891 * ipa-inline.c (report_inline_failed_reason): Ditto.
5892 (want_early_inline_function_p): Ditto.
5893 (edge_badness): Ditto.
5894 (update_edge_key): Ditto.
5895 (flatten_function): Ditto.
5896 (ipa_inline): Ditto.
5897 (inline_always_inline_functions): Ditto.
5898 (early_inline_small_functions): Ditto.
5900 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5903 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
5904 constraints 0 and 1.
5906 012-04-30 Jan Hubicka <jh@suse.cz>
5908 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
5909 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
5910 (cgraph_add_to_same_comdat_group): Remove.
5911 (cgraph_add_asm_node): Move to cgraphunit.c.
5912 (cgraph_make_decl_local): Move to symtab.c
5913 (cgraph_make_node_local_1): Update.
5914 (cgraph_can_remove_if_no_direct_calls_and): Update.
5915 (used_from_object_file_p): Update.
5916 (resolution_used_from_other_file_p): Move to symtab.c
5917 (cgraph_used_from_object_file_p): move to symtab.c
5918 (verify_cgraph_node): Verify same comdat groups.
5919 * cgraph.h (cgraph_asm_node): Rename to ...
5920 (asm_node): ... this one.
5921 (cgraph_asm_nodes): Rename to ...
5922 (asm_nodes): ... this one.
5923 (symtab_add_to_same_comdat_group): New function.
5924 (symtab_dissolve_same_comdat_group_list): New function.
5925 (symtab_used_from_object_file_p): Declare.
5926 (symtab_make_decl_local): Declare.
5927 (cgraph_add_to_same_comdat_group): Remove.
5928 (cgraph_add_asm_node): Remove.
5929 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
5931 (cgraph_finalize_compilation_unit): Rename to ...
5932 (finalize_compilation_unit): ... this one.
5933 (cgraph_optimize): Rename to ....
5934 (compile): ... this one.
5935 (add_asm_node): Declare.
5936 (fixup_same_cpp_alias_visibility): Declare.
5937 (cgraph_make_decl_local): Remove.
5938 (varpool_assemble_pending_decls): Rename to ...
5939 (varpool_output_variables): ... this one.
5940 (varpool_remove_unreferenced_decls): Remove.
5941 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
5942 (preserve_function_body_p): Make static.
5943 * toplev.c (compile_file): Update comments; update.
5944 * cgraphunit.c: Update comments.
5945 (cgraph_expand_all_functions): Rename to ...
5946 (expand_all_functions): ... this one; update.
5947 (cgraph_mark_functions_to_output): Rename to ...
5948 (mark_functions_to_output): ... this one; cleanup.
5949 (cgraph_output_pending_asms): Remove prototype.
5950 (asm_nodes, asm_last_node): New static vars.
5951 (cgraph_process_new_functions): Update.
5952 (cgraph_reset_node): Cleanup; add comment.
5953 (cgraph_add_new_function): Update.
5954 (cgraph_output_pending_asms): Rename to ...
5955 (output_asm_statements): ... this one.
5956 (add_asm_node): New function.
5957 (fixup_same_cpp_alias_visibility): New function based on code
5958 in cgraph_analyze_function.
5959 (cgraph_analyze_function): Use it.
5960 (cgraph_order_sort): Update.
5961 (cgraph_output_in_order): Update.
5962 (cgraph_function_versioning): Update.
5963 (cgraph_optimize): Rename to ...
5964 (compile): ... this one; initialize streamer hooks here.
5965 (cgraph_finalize_compilation_unit): Rename to ...
5966 (finalize_compilation_unit): ... this one; do not initialize streamer
5968 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
5969 * dwarf2out.c: Update ocmment.
5970 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
5971 * method.c (use_thunk): Likewise.
5972 * semantics.c (maybe_add_lambda_conv_op): Likewise.
5973 * decl2.c (maybe_emit_vtables): Likewise.
5974 (cp_write_global_declarations): Use finalize_compilation_unit.
5975 * parser.c (cp_parser_asm_definition): Use add_asm_node.
5976 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
5977 * c-decl.c (c_write_global_declarations): Use
5978 finalize_compilation_unit.
5979 * langhooks.c (write_global_declarations): Update.
5980 * ipa.c (cgraph_externally_visible_p): Update.
5981 (dissolve_same_comdat_group_list): Remove.
5982 (function_and_variable_visibility): Update.
5983 * symtab.c: Inlcude lto-streamer.h and rtl.h
5984 (ld_plugin_symbol_resolution_names): New.
5985 (symtab_add_to_same_comdat_group): New.
5986 (symtab_dissolve_same_comdat_group_list): New.
5987 (resolution_used_from_other_file_p): Move here from cgraph.c
5988 (symtab_used_from_object_file_p): New.
5989 (symtab_make_decl_local): New.
5990 * passes.c (register_pass): Update comments.
5991 * c-parser.c (c_parser_asm_definition): Update.
5992 * varpool.c (varpool_analyze_node): Use
5993 fixup_same_cpp_alias_visibility.
5994 (varpool_remove_unreferenced_decls): Make static.
5995 (varpool_assemble_pending_decls): Rename to ...
5996 (varpool_output_variables): ... this one; call
5997 varpool_remove_unreferenced_decls.
5998 (varpool_used_from_object_file_p): Remove.
6000 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6003 * c-typeck.c (build_array_ref): Call
6004 convert_vector_to_pointer_for_subscript.
6005 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6007 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6009 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6010 to compile-time "mode == <MODE>mode" checks.
6011 (and splitter): Ditto.
6013 2012-04-30 Richard Henderson <rth@redhat.com>
6015 * config/arm/arm.md (UNSPEC_LL): New.
6016 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6017 (arm_load_exclusivedi): Use %H0.
6019 2012-04-30 Jason Merrill <jason@redhat.com>
6021 * dwarf2out.c (comdat_symbol_id): Add const.
6022 (union die_symbol_or_type_node): Add const to die_symbol.
6023 (output_die_symbol, output_die, output_comp_unit): Adjust.
6025 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6027 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6028 * config/arm/neon.md (negdi2_neon): New insn.
6029 Also add splitters for core and NEON registers.
6031 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6033 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6034 (arm_print_operand): Add 'x' format.
6035 * config/arm/constraints.md (Dn): Allow const_int.
6036 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6037 Use 'x' format to print constants.
6038 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6039 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6041 (movdi_vfp_cortexa8): Likewise.
6043 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6044 Sameera Deshpande <sameera.deshpande@arm.com>
6045 Greta Yorsh <greta.yorsh@arm.com>
6047 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6048 * config/arm/arm.c (ldm_stm_operation_p): New function.
6049 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6050 (store_multiple_operation): Likewise.
6052 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6053 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6054 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6055 (store_multiple_operation): Likewise.
6057 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6059 * config/i386/i386.md (and<mode>3): Expand masking operations with
6060 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6061 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6063 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6065 Add -Wvarargs option
6066 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6067 argument for the various warning_at calls.
6068 * docs/invoke.texi: Update the documentation.
6070 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6072 Switch -ftrack-macro-expansion=2 on by default.
6073 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6076 Fix va_start related location
6077 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6078 location in real source code.
6080 Make conversion warnings work on NULL with -ftrack-macro-expansion
6081 * input.h (expansion_point_location_if_in_system_header): Declare
6083 * input.c (expansion_point_location_if_in_system_header): Define it.
6085 Fix -Wuninitialized for -ftrack-macro-expansion
6086 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6087 declaration. Use linemap_location_before_p for source locations.
6089 Strip "<built-in>" loc from displayed expansion context
6090 * input.c (expand_location_1): When expanding to spelling location
6091 in a context of a macro expansion, skip reserved system header
6092 locations. Update comments. * tree-diagnostic.c
6093 (maybe_unwind_expanded_macro_loc): Likewise.
6095 Make expand_location resolve to locus in main source file
6096 * input.c (expand_location_1): New. Takes a parameter to choose
6097 whether to resolve the location to spelling or expansion point.
6098 Was factorized from ...
6099 (expand_location): ... here.
6100 (expand_location_to_spelling_point): New. Implemented in terms of
6102 * diagnostic.c (diagnostic_build_prefix): Use the new
6103 expand_location_to_spelling_point instead of expand_location.
6105 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6106 * gengtype.c (write_types_process_field): Force second argument of
6107 the call to the PCH object hierarchy walker to be 'x'.
6109 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6111 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6112 predicate to discriminate types.
6114 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6116 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6117 alias of Wsuggest-attribute=format.
6118 * c-typeck.c (convert_for_assignment): Replace
6119 Wmissing-format-attribute with Wsuggest-attribute=format.
6120 (digest_init): Likewise.
6122 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6124 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6125 * common.opt (Wmissing-noreturn): Alias of
6126 -Wsuggest-attribute=noreturn.
6128 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6131 * config/cris/cris.md (andqu): New peephole2.
6132 (andu): Tweak head comment.
6134 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6135 Steven Bosscher <steven@gcc.gnu.org>
6136 Maxim Kuvyrkov <maxim@codesourcery.com>
6138 PR tree-optimization/38785
6139 * common.opt (ftree-partial-pre): New option.
6140 * doc/invoke.texi: Document it.
6141 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6142 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6144 (execute_pre): Use flag_tree_partial_pre.
6146 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6149 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6152 2012-04-27 Ollie Wild <aaw@google.com>
6154 * doc/invoke.texi (Wliteral-suffix): Document new option.
6156 2012-04-27 Tom Tromey <tromey@redhat.com>
6158 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6159 (dwarf_tag_name): Use get_DW_TAG_name.
6160 (dwarf_attr_name): Use get_DW_AT_name.
6161 (dwarf_form_name): Use get_DW_FORM_name.
6162 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6164 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6166 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6167 arguments are -1 and 0, by negating the result of the conditional.
6169 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6172 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6174 2012-04-27 Richard Guenther <rguenther@suse.de>
6176 * tree-flow.h (is_hidden_global_store): Remove.
6177 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6178 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6179 (stmt_may_clobber_global_p): Likewise.
6180 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6181 (stmt_may_clobber_global_p): Likewise.
6182 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6183 stmt_may_clobber_global_p.
6184 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6186 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6188 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6191 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6192 reorganize some fields and update comments. Rename bit_test_uniq
6193 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6194 (collect_switch_conv_info): New function, collects info about a
6195 GIMPLE_SWITCH into a struct switch_conv_info.
6196 (check_range): Simplify to use pre-recorded info. Fix think-o in
6197 range-branch ratio check.
6198 (check_process_case): Remove function.
6199 (check_all_empty_except_final): New function, verifies that all
6200 non-final basic blocks are empty.
6201 (process_switch): Simplify to use pre-recorded info. Call
6202 collect_switch_conv_info to do that. Assert that degenerate switch
6203 statements have been cleaned up.
6205 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6208 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6210 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6213 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6215 2012-04-27 Tom de Vries <tom@codesourcery.com>
6217 PR tree-optimization/51879
6218 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6219 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6221 (defs_to_varying): ... here. Don't set use_processed.
6222 (visit_reference_op_call): Handle gimple_vdef.
6223 Handle case that lhs is NULL_TREE.
6224 (visit_use): Use mark_use_processed. Handle calls with side-effect
6225 using visit_reference_op_call.
6227 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6229 * sched-deps.c (fixup_sched_groups): Rename to...
6230 (chain_to_prev_insn): ...this.
6231 (chain_to_prev_insn_p): New function.
6232 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6234 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6236 * sched-int.h (_haifa_insn_data): Move priority_status.
6238 (INSN_MODEL_INDEX): New macro.
6239 * haifa-sched.c (insn_delay): New function.
6240 (sched_regno_pressure_class): Update commentary.
6241 (mark_regno_birth_or_death): Pass the liveness bitmap and
6242 pressure array as arguments, instead of using curr_reg_live and
6243 curr_reg_pressure. Only update the pressure if the bit in the
6244 liveness set has changed.
6245 (initiate_reg_pressure_info): Always trust the live-in set for
6246 SCHED_PRESSURE_MODEL.
6247 (initiate_bb_reg_pressure_info): Update call to
6248 mark_regno_birth_or_death.
6249 (dep_list_size): Take the list as argument.
6250 (calculate_reg_deaths): New function, extracted from...
6251 (setup_insn_reg_pressure_info): ...here.
6252 (MODEL_BAR): New macro.
6253 (model_pressure_data, model_insn_info, model_pressure_limit)
6254 (model_pressure_group): New structures.
6255 (model_schedule, model_worklist, model_insns, model_num_insns)
6256 (model_curr_point, model_before_pressure, model_next_priority):
6258 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6259 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6260 (model_index, model_update_limit_points_in_group): New functions.
6261 (model_update_limit_points, model_last_use_except): Likewise.
6262 (model_start_update_pressure, model_update_pressure): Likewise.
6263 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6264 (model_excess_cost, model_dump_pressure_points): Likewise.
6265 (model_set_excess_costs): Likewise.
6266 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6267 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6268 schedule as an alternative tie-breaker. Update the call to
6270 (ready_sort): Call model_set_excess_costs.
6271 (update_register_pressure): Update call to mark_regno_birth_or_death.
6272 Rely on that function to check liveness rather than doing it here.
6273 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6274 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6275 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6276 (model_record_pressure, model_record_pressures): New functions.
6277 (model_record_final_pressures, model_add_successors_to_worklist)
6278 (model_promote_predecessors, model_choose_insn): Likewise.
6279 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6280 (model_start_schedule, model_finalize_pressure_group): Likewise.
6281 (model_end_schedule): Likewise.
6282 (schedule_insn): Say when we're scheduling the next instruction
6283 in the model schedule.
6284 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6285 (queue_to_ready): Do not add instructions that are
6286 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6287 Always allow the next instruction in the model schedule to be added.
6288 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6289 and delay for SCHED_PRESSURE_MODEL too.
6290 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6291 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6292 (schedule_block): Call model_start_schedule and model_end_schedule.
6293 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6294 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6295 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6297 (sched_finish): Update accordingly.
6298 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6299 to SCHED_PRESSURE_MODEL.
6300 (add_jump_dependencies): Update call to dep_list_size.
6301 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6302 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6303 to SCHED_PRESSURE_MODEL.
6304 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6305 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6306 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6307 handling to SCHED_PRESSURE_MODEL.
6309 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6311 * common.opt (fsched-pressure-algorithm=): New option.
6312 * flag-types.h (sched_pressure_algorithm): New enum.
6313 * sched-int.h (sched_pressure_p): Replace with...
6314 (sched_pressure): ...this new variable.
6315 * haifa-sched.c (sched_pressure_p): Replace with...
6316 (sched_pressure): ...this new variable.
6317 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6318 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6319 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6320 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6321 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6322 (sched_analyze_insn): Likewise.
6323 * sched-rgn.c (schedule_region): Likewise.
6324 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6326 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6328 * PR middle-end/52997
6329 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6332 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6333 * expr.c (convert_move): Honor unsignedp when extending partial int
6335 * genmodes.c (complete_mode): Don't clear component field of partial
6337 (emit_mode_inner): Don't emit it however.
6338 (calc_wider_mode): Partial int modes widen to their component.
6340 2012-04-26 David S. Miller <davem@davemloft.net>
6342 * config/sparc/niagara4.md: New file.
6343 * config/sparc/sparc.md: Include it.
6344 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6345 (sparc_option_override): Use it.
6346 (sparc_use_sched_lookahead): Return 2 for niagara4.
6347 (sparc_issue_rate): Likewise.
6349 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6350 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6351 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6352 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6353 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6354 alignaddrldi_vis): Set type to gsr.
6355 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6356 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6357 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6358 v<vis3_shift_patname><mode>3, fmean16_vis,
6359 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6360 fucmp<code>8<P:mode>_vis): Set type to fga.
6361 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6362 * config/sparc/niagara.md: Likewise.
6363 * config/sparc/niagara2.md: Likewise.
6364 * config/sparc/ultra3.md: Likewise, and fix type matching for
6365 us3_ialuX reservation.
6367 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6369 * reload.c (find_reloads): Change the loop nesting when trying an
6370 alternative with swapped operands.
6372 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6374 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6375 comment. Delete unused parameter first_exp_point_map.
6376 (virt_loc_aware_diagnostic_finalizer): Update call.
6378 2012-04-26 Michael Hope <michael.hope@linaro.org>
6379 Richard Earnshaw <rearnsha@arm.com>
6381 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6382 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6383 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6384 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6386 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6388 * doc/extend.texi: Document avx2 support.
6389 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6391 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6394 * config/cris/cris.md ("*andhi_lowpart_v32")
6395 ("*andqi_lowpart_v32"): Change first input-only operand from
6396 a (match_operand ...) to (match_dup 0). Drop alternatives with
6397 const_int-matching constraints for redundancy.
6398 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6399 three-operand alternative.
6401 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6404 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6405 instead expand it as zero extension.
6407 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6410 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6412 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6414 * common.opt (flag_debug_types_section): Default to 0.
6415 (dwarf_version): Default to 4.
6416 (dwarf_record_gcc_switches): Default to 1.
6417 (dwarf_strict): Default to 0.
6418 * toplev.c (process_options): Don't handle dwarf_strict
6419 or dwarf_version here.
6420 * config/vxworks.c (vxworks_override_options): Don't
6421 test whether dwarf_strict or dwarf_version are negative,
6422 instead test !global_options_set.x_dwarf_*.
6423 * config/darwin.c (darwin_override_options): Default to
6425 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6426 and -fno-debug-types-section are now the default.
6428 2012-04-25 Jan Hubicka <jh@suse.cz>
6430 * cgraphunit.c: Update toplevel comment.
6431 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6432 (cgraph_analyze_function): Make static.
6433 (cgraph_decide_is_function_needed): Make static.
6434 (cgraph_add_new_function): Use expand_function instead of
6435 rest_of_compilation.
6436 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6437 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6439 (cgraph_inline_p): Remove.
6440 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6441 (init_cgraph): Add comment.
6442 * cgraphbuild.c (record_reference, mark_address, mark_load,
6443 mark_store): Do not call analyze_expr hook.
6444 * cgraph.c: Update toplevel comment.
6445 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6446 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6447 Move fere from cgraphunit.c
6448 (cgraph_mark_force_output_node): Move to cgraph.h
6449 * cgraph.h: Reorder so the comments match the function placement.
6450 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6451 (cgraph_mark_force_output_node): Move here from cgraph.c
6452 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6453 * ipa-inline-transform.c (preserve_function_body_p): New function.
6454 (inline_transform): Update.
6455 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6456 * langhooks.h (lang_hooks_for_callgraph): Remove.
6457 (lang_hooks): Remove callgraph.
6458 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6459 * varpool.c: Remove out of date comment.
6460 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6461 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6463 2012-04-25 Jan Hubicka <jh@suse.cz>
6466 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6467 forward declaration.
6468 (cgraph_finalize_function): Finalize them here.
6469 * symtab.c (dump_symtab): Dump ctors and dtors.
6471 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6474 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6475 larger than maxbits. Don't compute maxbits modulo align.
6476 Also check that unit bytes long store at bitpos / unit * unit
6477 doesn't affect bits beyond bitregion_end.
6478 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6479 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6480 (store_split_bit_field): Decrease unit close to end of bitregion_end
6481 if access is restricted in order to avoid mutual recursion.
6483 PR tree-optimization/53058
6484 * double-int.h (double_int_max_value, double_int_min_value): New
6486 * double-int.c (double_int_max_value, double_int_min_value): New
6488 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6489 or GT_EXPR with double_int_max_value instead of double_int_mask.
6491 2012-04-25 Richard Guenther <rguenther@suse.de>
6493 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6494 * tree-vect-loop.c (vect_transform_loop): Adjust.
6495 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6496 the maximum number of iterations for the epilogue loop.
6497 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6499 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6502 * c-typeck.c (set_nonincremental_init,
6503 set_nonincremental_init_from_string): Pass true instead of false
6504 as IMPLICIT to add_pending_init.
6506 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6508 * c-typeck.c (pop_init_level): Improve diagnostics.
6510 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6512 * compare-elim.c (try_eliminate_compare): Also handle operands with
6513 implicit extensions.
6515 2012-04-25 Alan Modra <amodra@gmail.com>
6517 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6518 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6519 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6520 (no_global_regs_above): Delete.
6521 (no_global_regs): New function.
6522 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6523 value for load multiple test.
6524 (savres_routine_syms): Increase size.
6525 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6526 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6527 rather than a number of boolean flags. Update all callers.
6528 (rs6000_savres_routine_name): Generate vector save/restore names.
6529 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6530 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6531 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6532 and using_store_multiple. Expand uses. Don't always use r11 as
6533 frame reg when needed for out-of-line saves. Set up initial offset
6534 for out-of-line vector saves when buying stack frame. Handle pointer
6535 reg setup for out-of-line fp save. Emit call to out-of-line vector
6536 save function. Choose r11 or r12 for vrsave reg when available for
6538 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6539 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6540 from back-chain to suit out-of-line vector restore functions. Emit
6541 call to out-of-line vector restore function. Adjust register used
6542 for cr restore. Tweak pointer register setup for gpr restore.
6543 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6545 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6546 (V_SAVE_INLINE): Define.
6547 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6549 2012-04-25 Alan Modra <amodra@gmail.com>
6551 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6552 out-of-line save/restore for large frames. Don't disable
6553 out-of-line saves on ABI_AIX when using static chain reg.
6554 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6555 clobber static chain reg, and tweak for out-of-line gpr saves
6558 2012-04-25 Alan Modra <amodra@gmail.com>
6560 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6561 (rs6000_emit_prologue): Use the above to catch register overlap.
6563 2012-04-25 Alan Modra <amodra@gmail.com>
6565 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6566 decl. Move logic selecting update reg to callers. Update all callers.
6567 (rs6000_emit_allocate_stack): Add copy_off param.
6568 (emit_frame_save): Don't handle reg+reg addressing.
6569 (ptr_regno_for_savres): New function, extracted from..
6570 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6571 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6572 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6573 frame offset adjustment for out-of-line save with copy from sp.
6574 Simplify condition controlling whether cr is saved early or
6575 late. Use ptr_regno_for_savres to verify correct reg is set
6576 up for out-of-line saves. Pass the actual pointer reg used to
6577 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6578 function. Rearrange spe vars so code is similar to that
6579 elsewhere in this function. Don't update frame_off when spe
6580 save code will restore r11. Use emit_frame_save for spe and
6581 gpr saves. Consolidate darwin out-of-line gpr setup with that
6582 for other abis. Don't assume frame_offset is zero and frame
6583 reg is sp when setting up altivec reg saves, and calculate
6584 exact offset requirement.
6585 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6586 spe restore code. Consolidate darwin out-of-line gpr setup
6587 with that for other abis.
6589 2012-04-25 Alan Modra <amodra@gmail.com>
6591 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6592 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6594 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6596 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6597 and emit_frame_save calls. Cope with possibly missing note.
6599 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6601 * config/i386/i386.c (build_processor_model_struct): New function.
6602 (make_var_decl): New function.
6603 (fold_builtin_cpu): New function.
6604 (ix86_fold_builtin): New function.
6605 (make_cpu_type_builtin): New function.
6606 (ix86_init_platform_type_builtins): New function.
6607 (ix86_expand_builtin): Expand new builtins by folding them.
6608 (ix86_init_builtins): Make new builtins to detect CPU type.
6609 (TARGET_FOLD_BUILTIN): New macro.
6610 (IX86_BUILTIN_CPU_INIT): New enum value.
6611 (IX86_BUILTIN_CPU_IS): New enum value.
6612 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6613 * config/i386/i386-builtin-types.def: New function type.
6614 * testsuite/gcc.target/builtin_target.c: New testcase.
6615 * doc/extend.texi: Document builtins.
6617 2012-04-24 Olivier Hainque <hainque@adacore.com>
6619 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6620 * toplev.c (process_options): Default to dwarf_version 2.
6621 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6622 and dwarf_version 2.
6624 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6626 * tree-pretty-print.h (default_tree_printer): Do not declare.
6627 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6629 (default_tree_diagnostic_starter): Make static.
6630 (default_tree_printer): Move to here. Make static.
6631 (tree_diagnostics_defaults): New.
6632 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6633 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6634 * toplev.c: Do not include tree-pass.h.
6635 (default_tree_printer): Move from here.
6636 (general_init): Use tree_diagnostics_defaults.
6638 2012-04-24 Chao-ying Fu <fu@mips.com>
6640 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6641 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6642 * config/mips/gnu-user.h
6643 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6644 (GNU_USER_TARGET_LINK_SPEC): New define.
6645 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6646 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6647 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6648 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6649 GNU_USER_TARGET_ENDFILE_SPEC.
6650 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6651 (GNU_USER_TARGET_LINK_SPEC): New define.
6652 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6653 * config/mips/linux-common.h: New file.
6655 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6658 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6659 (altivec_build_resolved_builtin): Call fully_fold_convert.
6661 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6664 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6666 2012-04-24 Richard Guenther <rguenther@suse.de>
6668 PR tree-optimization/53085
6669 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6672 2012-04-24 Richard Guenther <rguenther@suse.de>
6674 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6677 2012-04-24 Jim Meyering <meyering@redhat.com>
6679 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6680 absence of an define_enum call.
6682 2012-04-24 Richard Guenther <rguenther@suse.de>
6684 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6685 the epilogue loop is not re-used as unvectorized version
6686 record the its maximum number of iterations.
6688 2012-04-24 Andrew Pinski <apinski@cavium.com>
6690 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6691 Don't directly use def1/def2.
6693 2012-04-24 Richard Guenther <rguenther@suse.de>
6695 PR tree-optimization/53098
6696 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6699 2012-04-24 Andrew Pinski <apinski@cavium.com>
6702 * tree-ssa-forwprop.c (defcodefor_name): New function.
6703 (simplify_bitwise_binary): Use defcodefor_name instead of manually
6704 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
6705 Simplify "(~X | Y) & X" to "X & Y" and
6706 "(~X & Y) | X" to "X | Y".
6708 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6710 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
6711 validate_change to add clobbers if IN_GROUP is nonzero.
6712 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
6713 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
6715 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
6717 * config/s390/s390.c (insn_invalid_p): Likewise.
6719 2012-04-24 Jakub Jelinek <jakub@redhat.com>
6722 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
6723 (output_addressed_constants): Likewise.
6726 * varasm.c (get_section): Don't ICE for section conflicts with
6727 built-in section kinds.
6729 2012-04-23 DJ Delorie <dj@redhat.com>
6731 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
6732 (LIBSTDCXX): Change to CPP2.
6734 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
6737 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
6740 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
6742 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
6743 (*addsi_2_zext): Ditto.
6744 (*add<mode>_3): Ditto.
6745 (*addsi_3_zext): Ditto.
6746 (*add<mode>_5): Ditto.
6748 2012-04-23 Andrew Pinski <apinski@cavium.com>
6750 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
6751 (C & B) to (A OP0) & B.
6753 2012-04-23 Martin Jambor <mjambor@suse.cz>
6755 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
6756 temporaries created for a bitfield (reverting revision 122014).
6758 2012-04-23 Richard Guenther <rguenther@suse.de>
6760 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
6761 the condition using is_gimple_condexpr and avoid the not necessary
6763 (set_prologue_iterations): Likewise.
6764 (vect_loop_versioning): Likewise.
6766 2012-04-23 Richard Guenther <rguenther@suse.de>
6768 PR tree-optimization/53070
6769 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
6770 (main_tree_if_conversion): Verify we succeeded in that.
6772 2012-04-23 Jan Hubicka <jh@suse.cz>
6774 * lto-symtab.c (lto_cgraph_replace_node): Do not call
6775 mark_reahcable_node.
6776 * cgraph.c (cgraph_remove_node): Do not clear reachable.
6777 (cgraph_mark_reachable_node): Remove.
6778 (cgraph_mark_force_output_node): Do not set reachable.
6779 (dump_cgraph_node): Do not dump reachable.
6780 (cgraph_create_virtual_clone): Do not set reachable.
6781 * cgraph.h (cgraph_node): Remove reachable flag.
6782 (varpool_node): Remove reachable flag.
6783 (cgraph_mark_if_needed): Remove.
6784 (cgraph_mark_reachable_node): Remove.
6785 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
6786 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
6788 (cgraph_add_new_function): Likewise.
6789 (cgraph_mark_if_needed): Remove.
6790 (cgraph_analyze_function): Do not set target as reachable.
6791 (process_function_and_variable_attributes): Do not care about
6793 (cgraph_analyze_functions): Do not set reachable flags.
6794 (cgraph_mark_functions_to_output): Do not check reachability.
6795 (cgraph_copy_node_for_versioning): Do not set reachable flag.
6796 (dbxout_expand_expr): Update.
6797 * c-decl.c (merge_decls): Do not track changed externs.
6798 * ipa.c: Include pointer-set.h
6799 (enqueue_cgraph_node): Use reachable pointer set.
6800 (process_references): Likewise.
6801 (cgraph_remove_unreachable_nodes): Likewise.
6802 (whole_program_function_and_variable_visibility): Do not recompute
6804 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
6806 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
6808 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
6810 2012-04-23 Richard Guenther <rguenther@suse.de>
6813 * c-typeck.c (build_binary_op): Fix typo.
6815 2012-04-23 Jakub Jelinek <jakub@redhat.com>
6817 PR tree-optimizations/52891
6818 * tree-vect-patterns.c (adjust_bool_pattern): Use
6819 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
6820 but with non-standard precision.
6822 2012-04-22 Jan Hubicka <jh@suse.cz>
6824 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
6827 2012-04-22 Jan Hubicka <jh@suse.cz>
6829 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
6830 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6831 mark_load, mark_store): Do not mark varpool nodes as needed.
6832 * cgraph.c (cgraph_new_nodes): Remove.
6833 (cgraph_create_function_alias): Do not mark nodes as reachable.
6834 (cgraph_add_thunk): Likewise.
6835 (cgraph_mark_reachable_node): Do not manage the queue.
6836 * cgraph.h (cgraph_node): Remove next_needed.
6837 (varpool_nodes_queue): Remove next_needed and prev_needed.
6838 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
6839 (cgraph_new_nodes): Declare.
6840 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
6841 (varpool_analyze_pending_decls): Remove.
6842 (varpool_analyze_node): New.
6843 (varpool_mark_needed_node): Remove.
6844 (varpool_first_variable, varpool_next_variable): New inlines.
6845 (varpool_first_static_initializer, varpool_next_static_initializer):
6847 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
6848 (varpool_first_defined_variable): New inline.
6849 (varpool_next_defined_variable): New inline
6850 (FOR_EACH_VARIABLE): Reimplement.
6851 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
6852 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
6854 * cgraphunit.c (cgraph_new_nodes): Declare here.
6855 (enqueue_node): New function.
6856 (cgraph_process_new_functions): update for new
6857 node set; when constructing cgraph enqueue node for processing.
6858 (cgraph_add_new_function): Use new node set.
6859 (process_function_and_variable_attributes): Do not set varpool needed
6861 (referred_to_p): New function.
6862 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
6863 when varpool is in construction.
6864 (cgraph_analyze_functions): Rewrite.
6865 (cgraph_expand_all_functions): Update.
6866 (cgraph_output_in_order): Do not analyze pending decls; do not set
6868 (cgraph_optimize): Do not analyze pending decls.
6869 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
6870 in other partition; do not mark node as needed.
6871 * dwarf2out.c (reference_to_unused): Use analyzed flag.
6872 (premark_types_used_by_global_vars_helper): Likewise.
6873 * ipa.c (process_references): Do not call varpool_mark_needed_node.
6874 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
6876 (function_and_variable_visibility): Do not mark node as needed.
6877 (whole_program_function_and_variable_visibility): Likewise.
6878 * Makefile.in (gt-varpool.h): No longer needed.
6879 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
6880 (ipa_write_summaries): Do not use needed flag.
6881 * varpool.c: Do not include gt-varpool.h
6882 (x_varpool_nodes_queue, x_varpool_last_needed_node,
6883 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
6884 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
6886 (varpool_remove_node): Do not update the lists.
6887 (dump_varpool_node): Do not dump needed flag.
6888 (varpool_enqueue_needed_node): Remove.
6889 (varpool_mark_needed_node): Remove.
6890 (varpool_reset_queue): Remove.
6891 (varpool_finalize_decl): Move to cgraphunit.c
6892 (varpool_analyze_node): New functions based on former
6893 varpool_analyze_pending_decls.
6894 (varpool_analyze_pending_decls): Remove.
6895 (varpool_assemble_decl): Do not update the lists.
6896 (enqueue_node): New function.
6897 (varpool_remove_unreferenced_decls): Rewrite.
6898 (varpool_empty_needed_queue): Remove.
6899 (add_new_static_var): Do not mark node as needed.
6900 (varpool_create_variable_alias): Handle expansion state
6902 * except.c (output_ttype): Do not mark node as needed.
6903 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
6904 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
6906 * tree-switch-conversion.c (build_one_array): Likewise.
6908 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6911 * doc/invoke.texi (pedantic): Rename to Wpedantic.
6912 * common.opt (Wpedantic): New.
6913 (pedantic): Alias Wpedantic.
6914 * diagnostic.c (warning_at): Likewise.
6915 * c-decl.c (diagnose_mismatched_decls): Likewise.
6916 (build_array_declarator): Likewise.
6917 (mark_forward_parm_decls):
6918 (check_bitfield_type_and_width): Likewise.
6919 (grokdeclarator): Likewise.
6920 (grokfield): Likewise.
6921 (finish_struct): Likewise.
6922 (build_enumerator): Likewise.
6923 (store_parm_decls_oldstyle): Likewise.
6924 (declspecs_add_qual): Likewise.
6925 (declspecs_add_type): Likewise.
6926 (finish_declspecs): Likewise.
6927 * c-typeck.c (composite_type): Likewise.
6928 (comp_target_types): Likewise.
6929 (build_array_ref): Likewise.
6930 (pointer_diff): Likewise.
6931 (build_unary_op): Likewise.
6932 (build_conditional_expr): Likewise.
6933 (build_c_cast): Likewise.
6934 (convert_for_assignment): Likewise.
6935 (maybe_warn_string_init): Likewise.
6936 (digest_init): Likewise.
6937 (pop_init_level): Likewise.
6938 (set_init_index): Likewise.
6939 (c_finish_goto_label): Likewise.
6940 (c_finish_return): Likewise.
6941 (do_case): Likewise.
6942 (build_binary_op): Likewise.
6943 * c-parser.c (static): Likewise.
6944 (c_parser_external_declaration): Likewise.
6945 (c_parser_declaration_or_fndef): Likewise.
6946 (c_parser_static_assert_declaration_no_se): Likewise.
6947 (c_parser_enum_specifier): Likewise.
6948 (c_parser_struct_or_union_specifier): Likewise.
6949 (c_parser_struct_declaration): Likewise.
6950 (c_parser_alignas_specifier): Likewise.
6951 (c_parser_braced_init): Likewise.
6952 (c_parser_initelt): Likewise.
6953 (c_parser_compound_statement_nostart): Likewise.
6954 (c_parser_conditional_expression): Likewise.
6955 (c_parser_alignof_expression): Likewise.
6956 (c_parser_postfix_expression): Likewise.
6957 (c_parser_postfix_expression_after_paren_): Likewise.
6958 (c_parser_objc_class_instance_variables): Likewise.
6959 (c_parser_objc_method_definition): Likewise.
6960 (c_parser_objc_methodprotolist): Likewise.
6962 2012-04-22 Ian Lance Taylor <iant@google.com>
6964 * godump.c (go_output_typedef): Dump size of structs.
6966 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
6968 Correcting transform_to_exit_first_loop + fix to PR46886
6969 * tree-parloops.c (transform_to_exit_first_loop): Remove
6970 setting of number of iterations according to the loop pattern.
6971 Duplicate from entry to exit->src instead of loop->latch.
6972 (pallelize_loops): Remove the condition preventing do-while loops.
6973 * tree-cfg.c (bool bb_in_region_p): New.
6974 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
6975 Adjust redirection of the duplicated iteration.
6977 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6980 * rtl.def (ADDRESS): Use "i" rather than "w".
6981 * rtl.h (find_base_term): Delete.
6982 (may_be_sp_based_p): Declare.
6983 * rtl.c (rtx_code_size): Remove ADDRESS special case.
6984 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
6985 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
6987 (find_base_term): Make static.
6988 (may_be_sp_based_p): New function.
6989 * dse.c (record_store): Use it.
6990 * store-motion.c (store_killed_in_insn): Likewise.
6992 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6994 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
6996 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6999 * c-typeck.c (inform_declaration): New.
7000 (build_function_call_vec): Do not pretty-print
7001 expressions when caret is enabled.
7002 (convert_arguments): Use inform_declaration.
7004 2012-04-20 Jim Meyering <meyering@redhat.com>
7006 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7007 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7009 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7011 PR rtl-optimization/44214
7012 * fold-const.c (exact_inverse): New function.
7013 (fold_binary_loc): Fold vector and complex division by constant into
7014 multiply by recripocal with flag_reciprocal_math; fold vector division
7015 by constant into multiply by reciprocal with exact inverse.
7017 2012-04-20 Jan Hubicka <jh@suse.cz>
7019 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7021 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7022 (cgraph_remove_node): Update.
7023 (cgraph_mark_needed_node): Remove.
7024 (cgraph_mark_force_output_node): New.
7025 (dump_cgraph_node): Do not dump needed flag.
7026 (cgraph_node_cannot_be_local_p_1): Update.
7027 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7028 * cgraph.h (symtab_node_base): Add force_output flag.
7029 (cgraph_node): Remove needed flag.
7030 (varpool_node): Remove force_output flag.
7031 (cgraph_mark_needed_node): Remove.
7032 (cgraph_mark_force_output_node): New.
7033 (cgraph_only_called_directly_or_aliased_p,
7034 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7035 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7036 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7037 (cgraph_add_new_function): Update.
7038 (cgraph_mark_if_needed): Update.
7039 (verify_cgraph_node): Update.
7040 (cgraph_analyze_function): Alias target is reachable.
7041 (process_function_and_variable_attributes): Update: externally_visible
7042 flag makes function reachable.
7043 (cgraph_analyze_functions): Update dumping.
7044 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7045 input_overwrite_node, input_varpool_node): Update streaming.
7046 * lto-streamer-out.c (produce_symtab): Use force_output.
7047 * ipa.c (process_references): Weakrefs must be processed.
7048 (cgraph_remove_unreachable_nodes): Likewise; update for new
7050 (varpool_externally_visible_p): Weakrefs are externally visible
7051 even if they are not.
7052 (function_and_variable_visibility): Update; when processing alias
7053 pair force the targets to be output.
7054 (whole_program_function_and_variable_visility): Use
7055 mark_reachable_node.
7056 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7057 (ipa_tm_mark_force_output_node): New function.
7058 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7059 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7061 * varasm.c (mark_decl_referenced): Update.
7062 (find_decl_and_mark_needed): Remove.
7063 (find_decl): New function.
7064 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7065 alias targets as needed.
7066 (dump_tm_clone_pairs): Update.
7067 * tree-inline.c (copy_bb): Update check.
7068 * symtab.c (dump_symtab_base): Dump force_output.
7069 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7070 * passes.c (execute_todo): Fix dumping.
7071 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7072 (varpool_analyze_pending_decls): Alias target is reachable.
7073 (varpool_create_variable_alias): Finalize weakrefs.
7075 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7078 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7079 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7080 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7081 macros instead of constants.
7082 * dse.c (record_store): Check for SP ADDRESS by comparing
7083 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7084 XEXP to be stack_pointer_rtx.
7086 2012-04-20 Richard Guenther <rguenther@suse.de>
7088 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7089 update_call_from_tree when propagating into a call.
7091 2012-04-20 Alan Modra <amodra@gmail.com>
7093 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7094 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7095 sp_offset to frame_off. Move world save code earlier.
7097 2012-04-20 Richard Guenther <rguenther@suse.de>
7099 PR tree-optimization/53050
7100 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7101 Do only one transform on COND_EXPRs at the same time.
7103 2012-04-19 Jan Hubicka <jh@suse.cz>
7105 * symtab.c (dump_symtab_base): Revert accidental checkin.
7107 2012-04-20 Alan Modra <amodra@gmail.com>
7110 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7111 static chain, set REST_INLINE_FPRS too.
7113 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7115 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7118 2012-04-20 Richard Guenther <rguenther@suse.de>
7120 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7121 loops that can never run more often than the vectorization factor.
7123 2012-04-19 Jan Hubicka <jh@suse.cz>
7125 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7127 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7129 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7131 2012-04-19 Jim Meyering <meyering@redhat.com>
7133 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7134 We verified above that the string(including trailing NUL) fits in buf,
7137 2012-04-19 Richard Guenther <rguenther@suse.de>
7139 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7140 for dumping DECL_SECTION_NAME.
7142 2012-04-19 Michael Matz <matz@suse.de>
7145 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7146 (struct tree_vector): Adjust GTY length.
7147 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7149 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7151 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7152 caller emitted the length calulation already.
7153 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7154 before handling any of the fields for structs.
7156 2012-04-19 Richard Guenther <rguenther@suse.de>
7158 PR tree-optimization/53031
7159 * tree-vrp.c (adjust_range_with_scev): Revert back to
7160 using max_loop_iterations.
7162 2012-04-19 Michael Matz <matz@suse.de>
7164 * diagnostic.c (emit_diagnostic): Move va_end call after user
7166 (warning, warning_at, pedwarn, permerror): Ditto.
7168 2012-04-19 Richard Guenther <rguenther@suse.de>
7170 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7173 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7176 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7177 the case *(X+const).
7179 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7181 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7183 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7186 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7187 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7189 2012-04-19 Richard Guenther <rguenther@suse.de>
7191 PR rtl-optimization/44688
7192 * loop-iv.c (determine_max_iter): Only return max_iter.
7193 (iv_number_of_iterations): Also use the recorded loop bound
7194 on the maximum number of iterations.
7195 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7196 max_iter to avoid unrolling loops that do not roll.
7197 (decide_unroll_stupid): Likewise.
7199 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7201 * targhooks.c (default_case_values_threshold): Fix code style nit.
7203 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7204 case range and type folding from here...
7205 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7206 type, as documented in tree.def.
7208 2012-04-18 Jan Hubicka <jh@suse.cz>
7210 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7212 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7213 cgraph hash and same comdat groups.
7214 (cgraph_optimize): Verify symbol table.
7215 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7216 (dissolve_same_comdat_group_list): Work on symtab nodes.
7217 (function_and_variable_visibility): Dissolve variable same comdat group
7219 * symtab.c: Include timevar.h
7220 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7222 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7224 * tree-switch-conversion.c (info): Remove global pass info.
7225 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7226 free_temp_arrays, gather_default_values, build_constructors,
7227 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7228 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7229 (process_switch): ... here. Unify message format. Return a const
7230 char pointer to the failure reason message.
7231 (do_switchconv): Unify message format. Update process_switch usage.
7233 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7234 * tree-cfg.c (edge_to_cases): Fix documentation.
7236 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7238 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7240 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7242 PR tree-optimization/52976
7243 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7244 (possibly_move_powi): New function.
7245 (rewrite_expr_tree): Call possibly_move_powi.
7246 (rewrite_expr_tree_parallel): Likewise.
7247 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7248 call add_to_ops_vec instead.
7250 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7252 PR tree-optimization/52976
7253 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7254 (decrement_power): Likewise.
7255 (propagate_op_to_single_use): Likewise.
7256 (zero_one_operation): Handle __builtin_pow* calls in linearized
7257 expression trees; factor logic into propagate_op_to_single_use.
7258 (undistribute_ops_list): Allow operands with repeat counts > 1.
7260 2012-04-18 Richard Guenther <rguenther@suse.de>
7262 PR tree-optimization/44688
7263 * cfgloop.h (record_niter_bound): Declare.
7264 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7265 Update the estimation with the upper bound here...
7266 (estimate_numbers_of_iterations_loop): ... instead of here.
7267 Do not forcefully reset a recorded upper bound.
7268 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7269 Record the maximum number of loop iterations of the prologue loop.
7271 2012-04-18 Jan Hubicka <jh@suse.cz>
7273 * lto-symtab.c (lto_cgraph_replace_node): Update.
7274 * cgraphbuild.c (record_reference, record_type_list,
7275 record_eh_tables, mark_address, mark_load, mark_store): Update.
7276 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7277 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7279 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7280 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7281 * reload.c: Fix typo in comment.
7282 * rtlanal.c: Likewise.
7283 * tree-emultls.c (gen_emutls_addr): Update.
7284 * ipa-reference.c (analyze_function): Update.
7285 * cgraphunit.c (cgraph_analyze_function,
7286 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7288 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7289 (ipa_remove_reference): Likewise.
7290 (ipa_remove_all_refering): Rename to ...
7291 (ipa_remove_all_referring): ... this one; update.
7292 (ipa_dump_references): Update.
7293 (ipa_dump_referring): Update.
7294 (ipa_clone_references): Update.
7295 (ipa_clone_refering): Rename to ...
7296 (ipa_clone_referring): ... this one; update.
7297 (ipa_ref_cannot_lead_to_return): Update.
7298 (ipa_ref_has_aliases_p): Update.
7299 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7301 (ipa_ref_type): Remove.
7302 (ipa_ref_ptr_u): Remove.
7303 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7304 and refered_type; add referring, referred and referred_index.
7305 (ipa_ref_list): Rename refering to referring.
7306 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7307 ipa_clone_references, ipa_clone_referring): Update prototypes.
7308 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7309 (lto_output_ref): Update.
7310 (add_references): Update.
7311 (input_varpool_node): Update.
7312 (input_refs): Update.
7313 * ipa-ref-inline.h (ipa_ref_node): Update.
7314 (ipa_ref_varpool_node): Update.
7315 (ipa_ref_referring_node): Update.
7316 (ipa_ref_referring_varpool_node): Update.
7317 (ipa_ref_referring_ref_list): Update.
7318 (ipa_ref_referred_ref_list): Update.
7319 (ipa_ref_list_first_referring): Update.
7320 (ipa_empty_ref_list): Update.
7321 (ipa_ref_list_refering_iterate): Rename to ...
7322 (ipa_ref_list_referring_iterate): ... this one.
7323 * cse.c: Update comment.
7324 * ipa-utils.c (ipa_reverse_postorder): Update.
7325 * tree-ssa-alias.c: Update.
7326 * ipa-inline.c (reset_edge_caches): Update.
7327 (update_caller_keys): Update.
7328 * ipa-inline.h: Update comments.
7329 * jump.c: Update comment.
7330 * alias.c: Likewise.
7331 * ipa.c (process_references): Update.
7332 (cgraph_remove_unreachable_nodes): Likewise.
7333 (ipa_discover_readonly_nonaddressable_var): Likewise.
7334 (cgraph_address_taken_from_non_vtable_p): Likewise.
7335 * trans-mem.c (ipa_tm_execute): Update.
7336 * simplify-rtx.c: Fix comment.
7337 * rtl.c: Fix comment.
7338 * symtab.c (symtab_unregister_node): Update.
7339 * varpool.c (dump_varpool_node): Update.
7340 (varpool_analyze_pending_decls): Update.
7341 (assemble_aliases): Update.
7342 (varpool_for_node_and_aliases): Update.
7344 2012-04-18 Richard Guenther <rguenther@suse.de>
7346 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7347 use_undefined_p parameter.
7348 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7349 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7351 (estimate_numbers_of_iterations): Likewise.
7352 (estimated_loop_iterations): Adjust.
7353 (max_loop_iterations): Likewise.
7354 (scev_probably_wraps_p): Likewise.
7355 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7356 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7357 not max_loop_iterations.
7358 (execute_vrp): Remove explicit number of iterations estimation.
7360 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7362 * config/i386/linux-common.h: New.
7364 * config.gcc: Add i386/linux-common.h before
7365 all i386/linux.h and i386/linux64.h usages.
7367 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7368 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7369 * config/i386/gnu-user64.h: Likewise.
7371 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7372 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7373 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7374 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7376 2012-04-18 Jan Hubicka <jh@suse.cz>
7378 * cgraph.c (cgraph_node_name): Remove.
7379 (dump_cgraph_node): Use dump_symtab_base; reformat.
7380 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7381 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7383 (cgraph_node_name, varpool_node_name): Remove.
7384 (cgraph_node_asm_name, varpool_node_asm_name,
7385 cgraph_node_name, varpool_node_name): New.
7386 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7387 (TODO_dump_symtab): ... this one.
7388 * ipa-cp (pass_ipa_cp): Update.
7389 * ia-reference.c (generate_summary, read_write_all_from_decl,
7390 propagate, ipa_reference_read_optimization_summary): Update.
7391 * cgraphunit.c (cgraph_analyze_functions): Update.
7392 (cgraph_optimize): Update.
7393 * ipa-ref.c (ipa_dump_references): Update.
7394 (ipa_dump_refering): Update.
7395 * ipa-inline.c (pass_ipa_inline): Update.
7396 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7397 * ipa.c (pass_ipa_function_visibility,
7398 pass_ipa_whole_program_visibility): Update.
7399 * tree-sra.c (pass_early_ipa_sra): Update.
7400 * symtab.c: Include langhooks.h
7401 (symtab_node_asm_name): New.
7402 (symtab_node_name): New.
7403 (symtab_type_names): New static var.
7404 (dump_symtab_base): New.
7405 (dump_symtab_node, dump_symtab): New.
7406 (debug_symtab_node, debug_symtab): New.
7407 * tree-ssa-structalias.c: Dump symbol table.
7408 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7409 of TODO_dump_cgraph.
7410 * varpoo.c (varpool_node_name): Remove.
7411 (dump_varpool_node): Use dump_symtab_base; reformat.
7413 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7415 * doc/invoke.texi (Language Independent Options): @item should be
7418 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7421 * rtl.c (rtx_code_size): Handle ADDRESS.
7423 2012-04-17 Tom de Vries <tom@codesourcery.com>
7425 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7428 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7431 * config/i386/sync.md (atomic_<code><mode>): Rename to
7432 atomic_<logic><mode>.
7434 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7436 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7437 * alias.c (reg_base_value): Expand and update comment.
7438 (arg_base_value): New variable.
7439 (unique_id): Move up file.
7440 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7441 (find_base_value): Use arg_base_value and known_base_value_p.
7442 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7443 (find_base_term): Use known_base_value_p.
7444 (base_alias_check): Use unique_base_value_p.
7445 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7446 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7448 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7450 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7452 2012-04-17 Michael Matz <matz@suse.de>
7454 PR tree-optimization/18437
7455 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7456 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7457 (vect_check_strided_load): Declare.
7458 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7459 (vect_analyze_data_refs): Use it to accept strided loads.
7460 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7462 2012-04-17 Richard Guenther <rguenther@suse.de>
7465 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7466 loops when redirecting an entry or latch edge.
7468 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7470 * sel-sched.c (sel_global_init): Revert previous change.
7472 2012-04-17 Richard Guenther <rguenther@suse.de>
7474 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7475 * tree.h (array_at_struct_end_p): ... here.
7476 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7477 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7479 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7481 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7482 COST_TABLE): Remove.
7483 (estimate_case_costs): Remove.
7484 (expand_case): Do not call estimate_case_costs
7485 to set use_cost_table.
7486 (balance_case_nodes): Do not use use_cost_table.
7488 2012-04-16 Jan Hubicka <jh@suse.cz>
7490 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7491 (hash_node, eq_node): Remove.
7492 (cgraph_create_node): Do not handle hashtable.
7493 (cgraph_get_node): Remove.
7494 (cgraph_insert_node_to_hashtable): Remove.
7495 (hash_node_by_assembler_name): Remove.
7496 (eq_assembler_name): Remove.
7497 (cgraph_node_for_asm): Rewrite.
7498 (cgraph_find_replacement_node): Break out from ...
7499 (cgraph_remove_node): ... here; do not maintain hashtables.
7500 (change_decl_assembler_name): Remove.
7501 (cgraph_clone_node): Do not maintain hashtables.
7502 * cgraph.h (const_symtab_node): New typedef.
7503 (cgraph_insert_node_to_hashtable): Remove.
7504 (symtab_get_node, symtab_node_for_asm,
7505 symtab_insert_node_to_hashtable): Declare.
7506 (cgraph_find_replacement_node): Declare.
7507 (cgraph_get_node, varpool_get_node): Turn into inlines.
7508 (cgraph, varpool): Work sanely on NULL pointers.
7509 (FOR_EACH_SYMBOL): New walker.
7510 * ipa-inline-transform.c (save_inline_function_body): Use
7511 symtab_insert_node_to_hashtable.
7512 * symtab.c: Include ggc.h and diagnostics.h
7513 (symtab_hash, assembler_name_hash): New static vars;
7514 (hash_node, eq_node, hash_node_by_assembler_name,
7515 eq_assembler_name, insert_to_assembler_name_hash,
7516 unlink_from_assembler_name_hash): New.
7517 (symtab_register_node): Update hashtables.
7518 (symtab_insert_node_to_hashtable): New.
7519 (symtab_unregister_node): Update hashtables.
7520 (symtab_get_node): New.
7521 (symtab_node_for_asm): New.
7522 (change_decl_assembler_name): New.
7523 * Makefile.in (symtab.o): Needs GTY.
7524 * varpool.c (varpool_hash): Remove.
7525 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7526 (varpool_node): Rewrite using varpool_get_node.
7527 (varpool_remove_node): DO not maintain hashtables.
7528 (varpool_node_for_asm): Rewrite.
7530 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7532 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7533 when describing the current behavior of GCC.
7535 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7537 * genemit.c (gen_exp): Remove ADDRESS handling.
7538 * genoutput.c (scan_operands): Likewise.
7539 * genpeep.c (match_rtx): Likewise.
7540 * genrecog.c (add_to_sequence): Likewise.
7542 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7544 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7546 2012-04-16 Martin Jambor <mjambor@suse.cz>
7548 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7551 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7554 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7555 hints for 'A' operand types.
7557 2012-04-16 Jan Hubicka <jh@suse.cz>
7559 * cgraph.h (symtab_node_base): Add next and previous pointers.
7560 (cgraph_node): Remove next and preivous pointers.
7561 (varpool_node): Likewise; remove next/previous GTY marker;
7562 it is not type safe.
7563 (symtab_node_def): Update GTY marker
7564 (x_cgraph_nodes, cgraph_nodes): Remove.
7565 (symtab_nodes): New function.
7566 (cgraph_order): Rename to ...
7567 (symtab_order): ... this one.
7568 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7570 (x_varpool_nodes, varpool_nodes): Remove.
7571 (FOR_EACH_STATIC_VARIABLE): Update.
7572 (symtab_function_p, symtab_variable_p): New function.
7573 (FOR_EACH_VARIABLE): Update.
7574 (varpool_first_variable, varpool_next_variable): New functions.
7575 (FOR_EACH_VARIABLE): Update.
7576 (cgraph_first_defined_function): Update.
7577 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7578 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7579 (cgraph_first_function, cgraph_next_function): New.
7580 (FOR_EACH_FUNCTION): Update.
7581 (cgraph_first_function_with_gimple_body,
7582 cgraph_next_function_with_gimple_body): Update.
7583 * symtab.c: New file.
7584 * cgraph.c: Update copyright dates.
7585 (x_cgraph_nodes, cgraph_order): Remove.
7586 (NEXT_FREE_NODE): Update.
7587 (SET_NEXT_FREE_NODE): New.
7588 (cgraph_create_node_1): Remove common code.
7589 (cgraph_create_node): Remove common code; call symtab_register_node.
7590 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7591 (cgraph_add_asm_node): Update.
7592 (cgraph_clone_node): Register new node.
7593 * cgraphunit.c (process_function_and_variable_attributes): Update.
7594 (cgraph_analyze_functions): Update.
7595 (cgraph_analyze_functions): Update.
7596 (cgraph_output_in_order): Update.
7597 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7599 * ipa-inline.c (recursive_inlining): Update.
7600 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7601 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7602 * Makefile.in: Add symtab.o
7603 * varpool.c (x_varpool_nodes): Remove
7604 (varpool_node): Remove common code; call symtab_register_node.
7605 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7607 2012-04-16 Richard Guenther <rguenther@suse.de>
7610 * tree.h (VECTOR_CST_NELTS): Adjust.
7611 (struct tree_vector): Add explicit length field.
7612 (make_vector_stat): Declare.
7613 (make_vector): Define.
7614 * tree.c (make_vector_stat): New function.
7615 (build_vector_stat): Use it.
7616 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7618 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7620 PR tree-optimization/52976
7621 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7622 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7624 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7626 2012-04-16 Jan Hubicka <jh@suse.cz>
7628 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7630 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7631 walkers to walk cgraph and varpool.
7632 * cgraph.c (cgraph_node_for_asm): Likewise.
7633 (dump_cgraph): Likewise.
7634 * value-prof.c (init_node_map): Likewise.
7635 * tree.c (free_lang_data_in_cgraph): Likewise.
7636 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7637 * ipa-reference.c (generate_summary, propagate): Likewise.
7638 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7639 cgraph_mark_functions_to_output, cgraph_output_in_order,
7640 output_weakrefs, cgraph_materialize_all_clones,
7641 cgraph_optimize): Likewise.
7642 * lto-cgraph.c (merge_profile_summaries): Likewise.
7643 (input_cgraph): Likewise.
7644 * ipa-pure-const.c (generate_summary): Likewise.
7645 (propagate): Likwise.
7646 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7647 (ipa_free_postorder_info): Likewise.
7648 (ipa_reverse_postorder): Likewise.
7649 * ipa-inline.c (ipa_inline): Likewise.
7650 * matrix-reorg.c (find_matrices_decl): Likewise.
7651 (matrix_reorg): Likewise.
7652 * tree-vectorizer.c (increase_alignment): Likewise.
7653 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7654 (function_and_variable_visibility): Likewise.
7655 (whole_program_function_and_variable_visibility): Likewise.
7656 (ipa_cdtor_merge): Likewise.
7657 * trans-mem.c (ipa_tm_execute): Likewise.
7658 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7659 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7660 (ipa_print_all_params): Likewise.
7661 (ipa_update_after_lto_read): Likewise.
7662 * tree-profie.c (tree_profiling): Likewise.
7663 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7664 * passes.c (dump_passes): Likewise.
7665 (do_per_function): Likewise.
7666 (ipa_write_summaries): Likewise.
7667 * varpool.c (dump_varpool): Likewise.
7668 (varpool_node_for_asm): Likewise.
7669 (varpool_assemble_pending_decls): Likewise.
7671 2012-04-16 Richard Guenther <rguenther@suse.de>
7673 PR tree-optimization/52975
7674 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7675 condition but always mark it with TRUTH_NOT_EXPR.
7677 2012-04-16 Richard Guenther <rguenther@suse.de>
7679 PR tree-optimization/52975
7680 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7681 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7682 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7683 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7685 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7687 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7688 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7689 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7690 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7691 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7692 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7693 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7695 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7696 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7697 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7698 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7699 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7700 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7702 (xop_plus): New code iterator.
7703 (macs): New code attribute.
7705 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
7706 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
7708 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
7709 xop_plus code iterator.
7710 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
7711 xop_plus code iterator.
7712 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
7713 xop_plus code iterator.
7714 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
7715 xop_plus code iterator.
7717 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
7718 any_extend code iterator.
7719 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
7720 any_extend code iterator.
7721 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
7722 any_extend code iterator.
7723 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
7724 any_extend code iterator.
7725 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
7726 any_extend code iterator.
7727 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
7728 any_extend code iterator.
7730 2012-04-14 Tom de Vries <tom@codesourcery.com>
7732 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
7733 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
7734 DELETED_LABEL note, and move it to ...
7735 * cfgrtl.c (delete_insn): ... here. Change return type to void.
7736 (delete_insn_and_edges): Likewise.
7737 (delete_insn_chain): Handle new return type of delete_insn. Delete
7738 chain backwards rather than forwards.
7739 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
7741 * cfglayout.c (fixup_reorder_chain): Delete unused label.
7743 2012-04-14 Jan Hubicka <jh@suse.cz>
7745 * cgraph.h: Update copyrights;
7746 (symtab_node): Turn to union typedef.
7747 (symtab_node_base): New structure.
7748 (symtab_type): Add SYMTAB_SYMBOL tag.
7749 (cgraph_node): Annotate some pinters with nested_ptr.
7750 (varpool_node): Likewise.
7751 (cgraph_local_info): Remove lto_file_data
7752 and externally_visible.
7753 (cgraph_node): Remove decl; same_comdat_group list;
7754 aux; ref_list; order; address_taken; reachable_from_other_parittion,
7755 in_other_partition; resolution.
7756 (varpool_node): Remove decl; same_comdat_group;
7757 ref_list; lto_file_data; aux; order; resolution; externally_visible;
7758 used_from_other_partition; in_other_partition.
7759 (symtab_node_def): New union.
7760 (cgraph, varpool): Update.
7761 (varpool_first_static_initializer, varpool_next_static_initializer,
7762 cgraph_only_called_directly_or_aliased_p,
7763 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
7764 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
7765 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
7767 * cgraph.c: Likewise.
7768 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
7769 * cgraphbuild.c: Likewise.
7770 * lto-symtab.c: Likewise.
7771 * c-gimplify.c: Likewise.
7772 * value-prof.c: Likewise.
7774 * ipa-cp.c: Likewise.
7775 * tree-emutls.c: Likewise.
7776 * ipa-inline-transform.c: Likwise.
7777 * ipa-reference.c: Likewise.
7778 * cgraphunit.c: Likewise.
7779 * ipa-ref.c: Likewise.
7780 * lto-cgraph.c: Likewise.
7781 * ipa-ref-inline.h: Likewise.
7782 * ipa-pure-const.c: Likewise.
7783 * lto-streamer-out.c: Likewise.
7784 * ipa-utils.c: Likewise.
7785 * ipa-inline.c: Likewise.
7786 * matrix-reorg.c: Likewise.
7787 * tree-eh.c: Likewise.
7788 * tree-vectorizer.c: Likewise.
7789 * ipa-split.c: Likewise.
7791 * trans-mem.c: Likewise.
7792 * ipa-inline-analysis.c: Likewise.
7793 * gimplify.c: Likewise.
7794 * cfgexpand.c: Likewise.
7795 * tree-sra.c: Likewise.
7796 * ipa-prop.c: Likewise.
7797 * varasm.c: Likewise.
7798 * tree-nested.c: Likewise.
7799 * tree-inline.c: Likewise.
7800 * tree-profile.c: Likewise.
7801 * tree-ssa-structalias.c: Likewise.
7802 * passes.c: Likewise.
7803 * varpool.c: Likewise.
7805 2012-04-14 Tom de Vries <tom@codesourcery.com>
7807 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
7808 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
7809 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
7811 (gsi_advance_fw_nondebug_nonlocal): New function.
7812 (local_def): Removed function.
7813 (same_succ_hash): Use stmt_local_def.
7814 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
7815 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
7817 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
7819 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
7820 and __ILP32__ for x32.
7822 2012-04-13 Martin Jambor <mjambor@suse.cz>
7825 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
7826 fold_ctor_reference returns a zero constant.
7828 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
7830 * config.gcc: Add i386/gnu-user-common.h before all
7831 i386/gnu-user.h and i386/gnu-user64.h usages.
7833 * config/i386/gnu-user-common.h: New.
7835 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
7836 (CC1_SPEC): Likewise.
7837 (ENDFILE_SPEC): Likewise.
7838 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
7839 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
7840 (TARGET_OS_CPP_BUILTINS): Likewise.
7841 (LIBGCC2_HAS_TF_MODE): Likewise.
7842 (LIBGCC2_TF_CEXT): Likewise.
7843 (TF_SIZE): Likewise.
7844 (TARGET_ASM_FILE_END): Likewise.
7845 (STACK_CHECK_MOVING_SP): Likewise.
7846 (STACK_CHECK_STATIC_BUILTIN): Likewise.
7847 * config/i386/gnu-user64.h: Likewise.
7849 2012-04-13 Martin Jambor <mjambor@suse.cz>
7851 * expr.c (expand_expr_real_1): Pass type, not the expression, to
7852 set_mem_attributes for a memory temporary. Do not call the function
7853 for the memory temporary created for a bitfield.
7855 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7858 * df.h (enum debug_temp_where): New.
7859 (dead_debug_init, dead_debug_finish) Declare.
7860 (dead_debug_add, dead_debug_insert_temp): Declare.
7861 (struct dead_debug_use, struct dead_debug): Moved from...
7862 * df-problems.c: ... here.
7863 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
7865 (df_create_unused_note): Likewise.
7866 (df_set_dead_notes_for_mw): Move comment where it belongs.
7867 (dead_debug_init): Export.
7868 (dead_debug_reset_uses): New, factored out of...
7869 (dead_debug_finish): ...this. Export.
7870 (dead_debug_reset): Remove.
7871 (dead_debug_add): Export.
7872 (dead_debug_insert_before): Rename to...
7873 (dead_debug_insert_temp): ... this. Add where argument. Export.
7874 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
7875 Return insertion count.
7876 (df_note_bb_compute): Adjust.
7877 * dce.c (word_dce_process_block): Adjust dead debug uses.
7878 (dce_process_block): Likewise.
7880 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7882 * df-problems.c (df_note_bb_compute): Do not take note of
7883 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
7885 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7888 * var-tracking.c (expand_depth): New type.
7889 (onepart_aux, expand_loc_callback_data): Change depth type to it.
7890 (loc_exp_dep_alloc): Adjust initializer.
7891 (update_depth): Use new type. Add entryvals.
7892 (vt_expand_var_loc_chain): Take note of expansions with
7893 ENTRY_VALUEs, but don't accept them right away. Run an optional
7894 second pass accepting the minimum ENTRY_VALUE count found in the
7896 (vt_expand_loc_callback, INIT_ELCD): Adjust.
7898 2012-04-13 Tom de Vries <tom@codesourcery.com>
7900 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
7901 parameters vuse and vuse_escaped.
7902 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
7903 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
7906 2012-04-13 Richard Guenther <rguenther@suse.de>
7908 PR tree-optimization/52969
7909 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
7910 the condition for the COND_EXPR and handle predicate negation
7911 by swapping the COND_EXPR arms.
7913 2012-04-13 Nick Clifton <nickc@redhat.com>
7915 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
7916 TODO_dump_func flag.
7918 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
7920 PR rtl-optimization/52203
7921 PR rtl-optimization/52715
7923 Revert the 2012-03-07 fix for PR 52203.
7924 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
7925 the insn does not modify DFA right before issuing, adjust
7926 issue_rate accordingly.
7928 2012-04-13 Richard Guenther <rguenther@suse.de>
7931 * c-typeck.c (pointer_diff): Remove bogus assert.
7933 2012-04-13 Richard Guenther <rguenther@suse.de>
7936 * convert.c (convert_to_pointer): Remove special-casing of zero.
7938 2012-04-13 Joey Ye <joey.ye@arm.com>
7940 * config/arm/constraints.md (Pe): New constraint.
7941 * config/arm/arm.md: New split for imm 256-510.
7943 2012-04-13 Terry Guo <terry.guo@arm.com>
7945 * config/arm/arm-cores.def: Added core cortex-m0plus.
7946 * config/arm/arm-tune.md: Regenerated.
7947 * config/arm/arm-tables.opt: Regenerated.
7948 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
7950 2012-04-13 Alan Modra <amodra@gmail.com>
7953 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
7954 tie regs on destination of sets. Delete forward declaration.
7955 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
7956 (rs6000_emit_prologue): Likewise.
7957 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
7959 (is_mem_ref): Use tie_operand to recognise stack ties.
7960 * config/rs6000/predicates.md (tie_operand): New.
7961 * config/rs6000/rs6000.md (restore_stack_block): Generate new
7963 (restore_stack_nonlocal): Likewise.
7964 (stack_tie): Update.
7965 (frame_tie): Delete.
7967 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7969 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
7970 HOST_WIDE_INT_PRINT_DEC in format strings.
7972 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
7975 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
7976 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
7977 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
7978 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
7979 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
7980 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
7981 avx2_permvarv8si using VI4F_256 mode iterator.
7982 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
7983 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
7984 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
7985 gen_avx2_permvarv8sf.
7986 (expand_vec_perm_pshufb): Ditto.
7988 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7991 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
7992 the list of options to enable the FCFID instruction.
7993 (TARGET_EXTRA_BUILTINS): Adjust comment.
7995 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7997 PR tree-optimization/18589
7998 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
7999 (operand_entry): Add count field.
8000 (add_repeat_to_ops_vec): New function.
8001 (completely_remove_stmt): Likewise.
8002 (remove_def_if_absorbed_call): Likewise.
8003 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8004 (acceptable_pow_call): New function.
8005 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8006 entries with repeat counts when found.
8007 (repeat_factor_d): New struct and associated typedefs.
8008 (repeat_factor_vec): New static vector variable.
8009 (compare_repeat_factors): New function.
8010 (get_reassoc_pow_ssa_name): Likewise.
8011 (attempt_builtin_powi): Likewise.
8012 (reassociate_bb): Call attempt_builtin_powi.
8013 (fini_reassoc): Two new calls to statistics_counter_event.
8015 2012-04-12 Richard Guenther <rguenther@suse.de>
8017 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8018 * cgraph.h (tree_rest_of_compilation): Remove.
8019 * cgraph.c (cgraph_add_new_function): Move ...
8020 * cgraphunit.c (cgraph_add_new_function): ... here.
8021 (tree_rest_of_compilation): Make static.
8022 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8023 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8024 gate_all_early_local_passes, execute_all_early_local_passes,
8025 pass_early_local_passes, gate_all_early_optimizations,
8026 pass_all_early_optimizations): Move ...
8027 * passes.c (gate_all_optimizations, pass_all_optimizations,
8028 gate_all_early_local_passes, execute_all_early_local_passes,
8029 pass_early_local_passes, gate_all_early_optimizations,
8030 pass_all_early_optimizations): ... here.
8031 * tree-optimize.c (execute_free_datastructures): Remove.
8032 * tree-flow.h (execute_free_datastructures): Remove.
8033 * tree-optimize.c (execute_init_datastructures,
8034 pass_init_datastructures): Move ...
8035 * tree-ssa.c (execute_init_datastructures,
8036 pass_init_datastructures): ... here.
8037 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8038 execute_free_datastructures.
8040 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8042 * dbgcnt.def (ira_move): New counter.
8043 * ira-int.h (ira_create_new_reg): Declare function.
8044 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8045 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8046 no longer static. All callers changed.
8047 * ira.c: Include "dbgcnt.h".
8048 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8049 move_unallocated_pseudos): New static functions.
8050 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8051 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8052 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8053 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8054 to the pseudos generated in find_moveable_pseudos.
8055 * Makefile.in (ira.o): Add $(DBGCNT_H).
8057 2012-04-12 Richard Guenther <rguenther@suse.de>
8059 PR tree-optimization/52943
8060 * tree-chrec.h (chrec_is_positive): Remove.
8061 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8062 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8063 Return false for a constant zero instead of negative.
8064 (analyze_siv_subscript_cst_affine): Handle zero difference
8065 in the initial condition explicitely.
8067 2012-04-12 Richard Guenther <rguenther@suse.de>
8069 * tree-parloops.c (parallelize_loops): Also consult the upper
8070 bound for the number of iterations.
8071 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8072 (loop_prefetch_arrays): Likewise.
8074 2012-04-12 Richard Guenther <rguenther@suse.de>
8076 * cfgloop.h (estimated_loop_iterations_int): Ditch
8077 'conservative' parameter.
8078 (max_stmt_executions_int): Likewise.
8079 (estimated_loop_iterations): Likewise.
8080 (max_stmt_executions): Likewise.
8081 (max_loop_iterations): Declare.
8082 (max_loop_iterations_int): Likewise.
8083 (estimated_stmt_executions): Likewise.
8084 (estimated_stmt_executions_int): Likewise.
8085 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8087 (max_loop_iterations): ... this.
8088 (estimated_loop_iterations_int): Split parts to ...
8089 (max_loop_iterations_int): ... this.
8090 (max_stmt_executions_int): Split parts to ...
8091 (estimated_stmt_executions_int): ... this.
8092 (max_stmt_executions): Split parts to ...
8093 (estimated_stmt_executions): ... this.
8094 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8095 * predict.c (predict_loops): Likewise.
8096 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8097 (analyze_siv_subscript_cst_affine): Likewise.
8098 (compute_overlap_steps_for_affine_1_2): Likewise.
8099 (analyze_subscript_affine_affine): Likewise.
8100 (init_omega_for_ddr_1): Likewise.
8101 * tree-parloops.c (parallelize_loops): Likewise.
8102 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8103 (may_eliminate_iv): Likewise.
8104 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8105 (loop_prefetch_arrays): Likewise.
8106 * tree-vrp.c (adjust_range_with_scev): Likewise.
8108 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8110 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8111 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8113 (dump_table): Use bool type for need_align and have_df variables.
8114 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8115 (regs_used): Remove register modifier.
8116 (barrier_align): Move variables slot, credit, jump_to_next
8117 into if block above for loop. Use bool type for jump_to_next.
8118 (sh_function_arg): Use NULL_RTX instead of 0.
8120 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8122 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8123 (bswapsi2): New expander.
8125 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8127 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8128 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8130 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8132 PR rtl-optimization/52876
8133 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8134 Don't call mark_reg_pointer for incompatible pointer sign extension.
8136 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8139 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8141 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8142 comparisons against TYPE_PRECISION.
8143 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8145 2012-04-11 Xinliang David Li <davidxl@google.com>
8147 * tree-passes.h: Remove TODO_dump_func.
8148 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8149 * trans-mem.c: Remove TODO_dump_func.
8150 * ira.c: Remove TODO_dump_func.
8152 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8154 * config/i386/i386.c (ix86_option_override_internal): Check
8155 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8156 after TARGET_64BIT is updated.
8158 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8160 * config/sh/sh.h: Remove old secondary reload code.
8162 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8164 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8165 (ready_reorder): ... this function.
8167 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8169 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8172 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8173 insns so that no other insn is queued for a time before them.
8175 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8178 2012-04-11 Richard Guenther <rguenther@suse.de>
8181 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8182 consider loop nesting.
8183 (evolution_function_is_univariate_p): Properly check the remainder
8186 2012-04-11 Richard Guenther <rguenther@suse.de>
8189 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8191 2012-04-11 Nick Clifton <nickc@redhat.com>
8193 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8194 information, if requested.
8196 * config/rx/rx.c (rx_expand_prologue): Likewise.
8198 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8199 Michael Matz <matz@suse.de>
8202 * rtlanal.c (unsigned_reg_p): New function.
8203 Update copyright notice dates.
8204 * rtl.h (unsigned_reg_p): Prototype it.
8205 Update copyright notice dates.
8206 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8208 * expr.c (expand_expr_real_1): Set register attributes.
8209 * stmt.c (expand_case): Likewise.
8211 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8214 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8215 consider_sh2a and allow_zero.
8216 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8217 (disp_addr_displacement): New function.
8218 (sh_address_cost): Use disp_addr_displacement function instead
8219 of DISP_ADDR_OFFSET.
8220 (sh_legitimate_address_p): Adapt to changed
8221 sh_legitimate_index_p declaration.
8222 (sh_find_mov_disp_adjust): Remove HImode check.
8223 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8224 disp_addr_displacement and max_mov_insn_displacement.
8225 (max_mov_insn_displacement): Remove HImode check.
8226 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8227 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8228 * config/sh/constraints.md (K05, K13): New constraints.
8229 (K12): Correct comment.
8230 (Sdd): Do not use DISP_ADDR_P macro.
8231 (Snd, Sbw): Use satisfies_constraint_Sdd.
8232 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8233 (*extendhisi2_compact, movhi_i): Remove.
8234 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8235 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8236 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8237 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8238 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8239 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8240 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8242 Add new peepholes for HImode displacement addressing.
8244 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8246 * config/sh/sh.h (SIDI_OFF): Remove.
8247 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8248 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8251 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8254 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8255 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8256 * doc/md.texi (Standard Names): Add bswap.
8257 * builtin-types.def (BT_UINT16): New primitive type.
8258 (BT_FN_UINT16_UINT16): New function type.
8259 * builtins.def (BUILT_IN_BSWAP16): New.
8260 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8261 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8262 expand_builtin_bswap.
8263 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8264 (fold_builtin_1): Likewise.
8265 (is_inexpensive_builtin): Likewise.
8266 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8267 missing bits for bswap to libcall code.
8268 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8269 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8270 (uint16_type_node): New define.
8271 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8272 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8274 (rs6000_init_builtins): Likewise.
8275 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8277 2012-04-11 Tristan Gingold <gingold@adacore.com>
8279 * doc/extend.texi (Type Attributes): Move paragraph.
8281 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8284 * diagnostic.h (show_caret): Declare.
8285 (caret_max_width): Declare.
8286 (diagnostic_show_locus): Declare.
8287 * diagnostic.c (diagnostic_initialize): Initialize to false.
8288 (diagnostic_show_locus): New.
8289 (diagnostic_report_diagnostic): Call it.
8290 (getenv_columns): New.
8292 (diagnostic_set_caret_max_width): New.
8293 * input.c (read_line): New.
8294 (location_get_source_line): New.
8295 * input.h (location_get_source_line): Declare.
8296 * toplev.c (general_init): Initialize show_caret from options.
8297 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8298 * opts.c (common_handle_option): Likewise.
8299 * pretty-print.h (pp_get_prefix): New.
8300 (pp_base_get_prefix): New.
8301 * common.opt (fdiagnostics-show-caret): New option.
8302 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8304 2012-04-11 Richard Guenther <rguenther@suse.de>
8306 PR rtl-optimization/52881
8307 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8309 2012-04-11 Richard Guenther <rguenther@suse.de>
8311 PR tree-optimization/52912
8312 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8313 manipulation code we are threading through a loop header
8314 to an exit destination.
8316 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8318 * tree.h (warn_if_unused_value): Move declaration from here.
8319 * stmt.c (warn_if_unused_value): Move definition from here.
8321 2012-04-10 Michael Matz <matz@suse.de>
8323 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8325 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8326 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8327 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8328 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8329 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8330 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8331 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8332 (vect_record_strided_load_vectors): Rename to
8333 vect_record_grouped_load_vectors.
8334 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8335 Rename use of above macros.
8336 (vect_verify_datarefs_alignment): Ditto.
8337 (vector_alignment_reachable_p): Ditto.
8338 (vect_peeling_hash_get_lowest_cost): Ditto.
8339 (vect_enhance_data_refs_alignment): Ditto.
8340 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8341 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8342 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8343 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8344 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8345 (vect_record_strided_load_vectors): Rename to
8346 vect_record_grouped_load_vectors.
8347 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8348 (destroy_loop_vec_info): Ditto.
8349 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8350 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8351 (vect_analyze_slp): Ditto.
8352 (new_bb_vec_info): Ditto.
8353 (destroy_bb_vec_info): Ditto.
8354 (vect_schedule_slp_instance): Ditto and rename strided_store to
8356 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8357 vect_cost_group_size.
8358 (vect_model_store_cost): Rename use of above macros and call
8359 to vect_cost_strided_group_size.
8360 (vect_model_load_cost): Ditto.
8361 (vectorizable_store): Ditto, rename strided_store to grouped_store
8362 and calls to renamed tree-vectorizer.h functions.
8363 (vectorizable_load): Ditto.
8364 (vect_transform_stmt): Rename use of above macros and strided_store
8367 2012-04-10 Jan Hubicka <jh@suse.cz>
8369 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8370 (symtab_type): New enum.
8371 (symtab_node): New structure.
8372 (cgraph_node, varpool_node): Add symbol base type.
8373 (cgraph, varpool): New accestor functions.
8374 * cgraph.c (cgraph_create_node_1): Set symbol type.
8375 * varpool.c (varpool_node): Set symbol type.
8377 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8378 Richard Sandiford <rdsandiford@googlemail.com>
8380 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8382 2012-04-10 Richard Guenther <rguenther@suse.de>
8385 * gimple-low.c (gimple_check_call_args): Properly account for
8386 compatible aggregate types.
8388 2012-04-10 Richard Guenther <rguenther@suse.de>
8390 * toplev.h (tree_rest_of_compilation): Remove.
8391 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8392 * cgraph.h (tree_rest_of_compilation): Declare.
8393 * tree-optimize.c (tree_rest_of_compilation): Move ...
8394 * cgraphunit.c (tree_rest_of_compilation): ... here.
8395 * cgraph.c (cgraph_add_new_function): Adjust.
8396 * Makefile.in (tree-optimize.o): Adjust.
8397 (cgraphunit.o): Likewise.
8399 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8401 PR tree-optimization/52870
8402 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8403 presumed pattern statement is within the same loop or basic block.
8405 2012-04-10 Tristan Gingold <gingold@adacore.com>
8407 * gengtype.c (main): Make uintptr_t a known type.
8409 2012-04-10 Richard Guenther <rguenther@suse.de>
8411 * tree-pass.h (tree_lowering_passes): Remove.
8412 * tree-optimize.c (tree_lowering_passes): Remove.
8413 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8414 of tree_lowering_passes, avoid redundant call of early local passes.
8415 * cgraphunit.c (cgraph_lower_function): Fold into ...
8416 (cgraph_analyze_function): ... its single caller. Inline
8417 relevant parts of tree_lowering_passes.
8419 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8422 * config/pa/pa.opt: Remove SIO and GNU_LD.
8424 2012-04-09 Jan Hubicka <jh@suse.cz>
8429 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8430 boundary, add its target too.
8431 * lto.c (add_references_to_partition): Add also aliased nodes.
8432 (add_cgraph_node_to_partition,
8433 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8434 when adding alias, add also the aliased object.
8436 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8439 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8440 VOIDmode immediate operands.
8441 * config/i386/constraints.md (Wz): New constraint.
8442 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8444 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8447 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8448 the DECL generated for the special GOT helper.
8450 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8452 * config/sh/constraints.md: Update list of constraints in
8454 (Sr0): Remove unused memory constraint.
8456 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8458 * tree-pretty-print.h: Update comment.
8460 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8462 * config/sh/sh.md: Use braced string notation where applicable.
8463 (*prefetch_i4, prefetch_m2a): Merge into ...
8464 (*prefetch): ... this new insn.
8466 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8468 * config/sh/sh.h (high_life_started): Remove
8469 * config/sh/predicates.md (general_movdst_operand): Use
8470 'reload_in_progress' instead of 'high_life_started'.
8471 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8472 divsi_inv_fp): Likewise.
8474 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8476 * config/sh/sh-protos.h (prepare_move_operands): Return void
8478 * config/sh/sh.c (prepare_move_operands): Likewise.
8479 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8481 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8483 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8484 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8485 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8486 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8487 commutative_float_operator, noncommutative_float_operator,
8488 sh_handle_pragma): Remove.
8490 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8492 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8493 Use @option markup on command-line options. Use @samp markup on
8494 literal keywords to options. Use @code markup on code fragments.
8495 Use other markup in preference to quotation marks in the text.
8496 Add markup to some passages without any.
8498 2012-04-06 Mike Stump <mikestump@comcast.net>
8500 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8502 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8504 * config/sh/sh.c (hi_const): Remove.
8505 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8508 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8510 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8512 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8513 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8514 calling sh_expand_t_scc.
8516 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8518 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8519 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8520 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8521 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8522 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8523 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8524 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8525 sh2a_is_function_vector_call): Use bool as return type.
8526 (sh_pass_in_reg_p): Remove.
8527 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8528 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8529 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8530 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8531 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8532 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8533 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8534 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8535 sh_loads_bankedreg_p): Use bool as return type.
8536 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8537 'register' modifier.
8539 2012-04-06 Matt Turner <mattst88@gmail.com>
8541 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8543 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8545 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8546 of the destination isn't also a FP_REGS register.
8548 2012-04-05 Teresa Johnson <tejohnson@google.com>
8549 H.J. Lu <hongjiu.lu@intel.com>
8551 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8552 * config/i386/i386.md (move immediate to memory peephole2):
8553 Add cases for HImode move when LCP stall avoidance is needed.
8554 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8555 X86_TUNE_LCP_STALL entry.
8557 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8560 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8561 CONST_INT operands, zero-extended with AND.
8563 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8566 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8567 first argument instead of mode size. Move displacement calculations
8569 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8570 ... these new functions.
8571 (disp_adjust): Remove max_mov_disp field.
8572 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8573 mov_insn_alignment_mask.
8574 (sh_address_cost): Use max_mov_insn_displacement.
8576 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8578 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8579 (arch_enabled): Handle new arch types.
8580 (one_cmpldi2): Add NEON support.
8582 2012-04-05 Richard Guenther <rguenther@suse.de>
8584 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8585 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8586 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8587 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8588 ... here and make static.
8589 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8592 2012-04-05 Richard Guenther <rguenther@suse.de>
8594 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8595 basic-block before removing it.
8597 2012-04-05 Richard Guenther <rguenther@suse.de>
8599 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8600 version namespace as we release the freelist.
8602 2012-04-05 Richard Guenther <rguenther@suse.de>
8604 * tree-nrv.c (tree_nrv): Release VDEFs.
8605 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8606 (sra_modify_assign): Likewise.
8607 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8608 * tree-vect-loop.c (vect_transform_loop): Likewise.
8609 * tree-ssa-dom.c (optimize_stmt): Likewise.
8610 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8611 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8613 2012-04-05 Richard Guenther <rguenther@suse.de>
8615 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8617 * gimple.h (gsi_remove): Adjust.
8618 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8619 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8620 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8621 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8622 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8623 * tree-ssa-pre.c (eliminate): Likewise.
8625 2012-04-04 Mike Stump <mikestump@comcast.net>
8627 * doc/rtl.texi (const_double): Document as sign-extending.
8628 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8629 * emit-rtl.c (immed_double_int_const): Refine to state the
8631 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8632 CONST_DOUBLE integers.
8633 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8634 negative values are converted. Fix conversions bigger than
8635 HOST_BITS_PER_WIDE_INT.
8636 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8637 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8638 * explow.c (plus_constant_mode): Add.
8639 (plus_constant): Implement with plus_constant_mode.
8640 * rtl.h (plus_constant_mode): Add.
8642 2012-04-04 Richard Guenther <rguenther@suse.de>
8644 PR tree-optimization/52808
8645 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8646 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8648 2012-04-04 Tristan Gingold <gingold@adacore.com>
8650 * expr.c (expand_expr_real_2): Handle larger sizetype in
8653 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8655 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8656 to m2a-single instead of m2e.
8658 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8660 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8661 Change type of BITOFFSET to signed. Make sure the lower bound of
8662 the computed range is non-negative by adjusting OFFSET and BITPOS.
8663 (expand_assignment): Adjust call to get_bit_range.
8665 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8667 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8668 New function. Added to check monitor functions.
8669 (h8300_option_override): Modified to generate error/warning
8670 messages for invalid combinations of different command line
8672 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8673 save EXR on stack for monitor function in case of H8S target
8674 when "-mno-exr" is passed.
8675 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8677 * doc/invoke.texi: Document H8S options.
8679 2012-04-03 Tristan Gingold <gingold@adacore.com>
8681 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8682 of gcc_AC_FUNC_MMAP_BLACKLIST.
8683 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8684 * Makefile.in (aclocal_deps): Add mmap.m4.
8685 * configure: Regenerate.
8686 * aclocal.m4: Regenerate.
8688 2012-04-03 Richard Guenther <rguenther@suse.de>
8690 PR tree-optimization/52808
8691 * tracer.c (tail_duplicate): Return whether we have duplicated
8693 (tracer): If we have duplicated any block, cleanup the CFG.
8694 * cfghooks.c (duplicate_block): If we duplicated a loop
8695 header but not its loop, destroy the loop because it now has
8697 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8698 the cfg manipulation routines we are not creating a multiple
8701 2012-04-03 Tristan Gingold <gingold@adacore.com>
8703 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
8705 (vms_c_common_override_options): Allow parameterless variadic
8708 2012-04-03 Jakub Jelinek <jakub@redhat.com>
8710 PR tree-optimization/52835
8711 * tree-data-ref.c (build_rdg): Return NULL if
8712 compute_data_dependences_for_loop failed.
8714 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8716 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
8717 for REAL_CST as well.
8718 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
8719 In the bitfield case, if the value is a REAL_CST, convert it first to
8722 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
8724 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
8725 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
8726 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
8728 * config/i386/biarchx32.h: New.
8730 2012-04-02 Anatoly Sokolov <aesok@post.ru>
8732 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
8733 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8734 (arm_preferred_reload_class): New function.
8736 2012-04-02 Richard Guenther <rguenther@suse.de>
8738 PR tree-optimization/52756
8739 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
8740 (thread_through_loop_header): After threading through the loop latch
8741 remove the split part from the loop and clear further threading
8742 opportunities that would create a multiple entry loop.
8744 2012-04-02 Richard Guenther <rguenther@suse.de>
8746 PR rtl-optimization/52800
8747 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
8748 CLEANUP_CFG_CHANGED.
8750 2012-04-02 Richard Guenther <rguenther@suse.de>
8753 * loop-init.c (gate_handle_loop2): Destroy loops here if
8754 we don't enter RTL loop optimizers.
8756 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
8759 2012-03-29 Richard Guenther <rguenther@suse.de>
8761 * rtl.h (extended_count): Remove.
8762 * combine.c (extended_count): Remove.
8764 2012-04-02 Dodji Seketeli <dodji@redhat.com>
8767 * pt.c (more_specialized_fn): Don't apply decay conversion to
8768 types of function parameters.
8770 2012-04-02 Tristan Gingold <gingold@adacore.com>
8772 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
8773 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
8774 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
8775 (ggc_pch_this_base): Use uintptr_t instead of size_t.
8777 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
8780 * config/i386/i386.c (ix86_option_override_internal): Don't
8781 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
8783 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
8785 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
8786 (stmt_can_make_abnormal_goto): Use it.
8787 (is_ctrl_altering_stmt): Likewise.
8789 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
8790 Kaz Kojima <kkojima@gcc.gnu.org>
8792 * config/sh/sh.c (push_regs): Skip banked registers when
8793 resbank attribute is specified.
8794 (sh_expand_epilogue): Likewise.
8796 2012-03-30 Richard Henderson <rth@redhat.com>
8799 * combine-stack-adj.c (prev_active_insn_bb): New.
8800 (next_active_insn_bb): New.
8801 (force_move_args_size_note): New.
8802 (combine_stack_adjustments_for_block): Use it.
8804 2012-03-30 Richard Henderson <rth@redhat.com>
8806 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
8807 (ix86_expand_vector_init_duplicate): Initialize it.
8808 (expand_vec_perm_palignr): Likewise.
8809 (ix86_expand_vec_perm_const): Likewise.
8810 (ix86_vectorize_vec_perm_const_ok): Likewise.
8811 (expand_vec_perm_blend): Use it.
8812 (expand_vec_perm_vpermil): Likewise.
8813 (expand_vec_perm_pshufb): Likewise.
8814 (expand_vec_perm_1): Likewise.
8815 (expand_vec_perm_pshuflw_pshufhw): Likewise.
8816 (expand_vec_perm_interleave2): Likewise.
8817 (expand_vec_perm_vpermq_perm_1): Likewise.
8818 (expand_vec_perm_vperm2f128): Likewise.
8819 (expand_vec_perm_interleave3): Likewise.
8820 (expand_vec_perm_vperm2f128_vblend): Likewise.
8821 (expand_vec_perm_vpshufb2_vpermq): Likewise.
8822 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
8823 (expand_vec_perm_broadcast): Likewise.
8824 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
8826 2012-03-30 Richard Henderson <rth@redhat.com>
8828 * dwarf2out.c (gen_variable_die): Initialize off.
8830 2012-03-30 Tristan Gingold <gingold@adacore.com>
8832 * config/vms/vms-f.c: New file.
8833 * config/vms/t-vms (vms-f.o): New rule.
8834 * config.gcc (*-*-*vms*): Define fortran_target_objs.
8836 2012-03-30 Richard Guenther <rguenther@suse.de>
8838 PR tree-optimization/52754
8839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8840 propagate arbitrary addresses into really plain dereferences.
8842 2012-03-30 Richard Guenther <rguenther@suse.de>
8845 * except.c (emit_to_new_bb_before): Move loop updating ...
8846 (dw2_build_landing_pads): ... here. Use a proper block for
8847 querying the loop father.
8849 2012-03-30 Tristan Gingold <gingold@adacore.com>
8851 * config/ia64/ia64.c (ia64_section_type_flags): Remove
8852 common_object attribute handling.
8853 (SECTION_VMS_OVERLAY): Remove
8854 (ia64_vms_common_object_attribute): Replace abort with an assert.
8855 Do not set DECL_SECTION_NAME.
8856 (ia64_vms_output_aligned_decl_common): Handle common_object
8858 (ia64_vms_elf_asm_named_section): Remove.
8859 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
8861 2012-03-30 Richard Guenther <rguenther@suse.de>
8864 * double-int.c (rshift_double): Remove not needed cast.
8866 2012-03-30 Richard Guenther <rguenther@suse.de>
8868 * tree-affine.h (print_aff): Remove.
8869 * tree-affine.c (print_aff): Make static.
8870 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
8871 (get_references_in_stmt): Likewise.
8872 (print_direction_vector): Likewise.
8873 (print_dir_vectors): Likewise.
8874 (print_dist_vectors): Likewise.
8875 (dump_subscript): Likewise.
8876 (dump_ddrs): Likewise.
8877 (dump_dist_dir_vectors): Likewise.
8878 (dump_data_references): Likewise.
8879 (dump_data_dependence_relation): Likewise.
8880 (dump_data_dependence_direction): Likewise.
8881 (dump_rdg_vertex): Likewise.
8882 (dump_rdg_component): Likewise.
8883 (debug_ddrs): Declare.
8884 (struct data_ref_loc_d): Move ...
8885 * tree-data-ref.c (struct data_ref_loc_d): ... here.
8886 (get_references_in_stmt): Make static.
8887 (dump_data_references): Likewise.
8888 (dump_subscript): Likewise.
8889 (print_direction_vector): Likewise.
8890 (print_dir_vectors): Likewise.
8891 (print_dist_vectors): Likewise.
8892 (dump_data_dependence_relation): Likewise.
8893 (dump_dist_dir_vectors): Likewise.
8894 (dump_ddrs): Likewise.
8895 (dump_rdg_vertex): Likewise.
8896 (dump_rdg_component): Likewise.
8897 (debug_ddrs): New function.
8898 (access_matrix_get_index_for_parameter): Remove.
8900 2012-03-30 Tristan Gingold <gingold@adacore.com>
8902 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
8903 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
8904 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
8905 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
8906 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
8907 (vms_patch_builtins): Handle new flags
8908 * config/vms/vms-crtlmap.map: Completed using nm on
8909 c and math system libraries.
8910 * config/vms/make-crtlmap.awk: Handle any number of flags.
8912 2012-03-30 Martin Jambor <mjambor@suse.cz>
8914 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
8915 is a builtin_stack_save in a dominating BB.
8917 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
8919 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
8920 crossing 128bit lane boundary.
8922 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
8924 * ira-color.c (setup_left_conflict_sizes_p): Process all
8925 conflicting objects.
8927 2012-03-29 Jakub Jelinek <jakub@redhat.com>
8929 PR tree-optimization/52760
8930 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
8931 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
8933 2012-03-29 Richard Guenther <rguenther@suse.de>
8935 * cgraph.h (cgraph_materialize_all_clones): Remove.
8936 (reset_inline_failed): Likewise.
8937 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
8938 * cgraphbuild.c (reset_inline_failed): Remove.
8939 * rtl.h (cse_main): Remove.
8940 (extended_count): Likewise.
8941 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
8942 (cse_main): Make static.
8943 * combine.c (extended_count): Remove.
8944 (dump_combine_stats): Mark as DEBUG_FUNCTION.
8945 * basic-block.h (reorder_basic_blocks): Remove.
8946 * bb-reorder.c (reorder_basic_blocks): Make static.
8947 * Makefile.in (dse.o): Remove dse.h dependency.
8949 * dse.c (gate_dse): Remove.
8950 (clear_alias_mode_eq): Likewise.
8951 (clear_alias_mode_hash): Likewise.
8952 (dse_record_singleton_alias_set): Likewise.
8953 (dse_invalidate_singleton_alias_set): Likewise.
8955 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
8957 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
8958 crtbegin_so%O%s for -shared.
8959 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
8961 2012-03-29 Richard Guenther <rguenther@suse.de>
8963 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
8964 (add_to_value): Remove.
8965 (print_value_expressions): Likewise.
8966 * tree-ssa-pre.c (add_to_value): Make static.
8967 (print_value_expressions): Likewise.
8968 * gimple.h (gimple_adjust_this_by_delta): Remove.
8969 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
8971 2012-03-29 Richard Guenther <rguenther@suse.de>
8974 * double-int.h (rshift_double): Remove.
8975 * double-int.c (lshift_double): Use absu_hwi to make count positive.
8976 (rshift_double): Make static, take unsigned count argument,
8977 remove handling of negative count argument.
8978 (double_int_rshift): Dispatch to lshift_double.
8980 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
8982 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
8985 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
8986 (SPEC_X32): Likewise.
8987 (MULTILIB_DEFAULTS): Likewise.
8989 * config/i386/i386.c (isa_opts): Remove -m64.
8990 (ix86_target_string): Properly handle -m32/-m64/-mx32.
8991 (ix86_option_override_internal): Properly
8992 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
8993 handle -m32, -m64 and -mx32.
8995 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
8996 with OPTION_ABI_X32. Moved after TARGET_LP64.
8997 (TARGET_LP64): Changed to OPTION_ABI_64.
8999 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9000 (mx32): Replace ISA_X32 with ABI_X32.
9002 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9004 * tree.c (tree_size) <VECTOR_CST>: New case.
9006 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9008 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9009 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9011 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9014 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9015 __builtin_va_start to __builtin_next_arg if the latter is
9016 builtin_decl_explicit_p rather than when it is not.
9019 * tree-vect-generic.c (vector_element): Perform multiplication
9020 for pos in bitsizetype type instead of idx type.
9022 2012-03-28 Richard Guenther <rguenther@suse.de>
9024 * loop-init.c (loop_optimizer_init): If loops are preserved
9025 perform incremental initialization of required loop features.
9026 (loop_optimizer_finalize): If loops are to be preserved only
9027 clean up optional loop features.
9028 (rtl_loop_done): Forcefully free loops here.
9029 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9030 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9032 (construct_init_block): Likewise.
9033 (construct_exit_block): Likewise.
9034 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9035 the CFG after expanding.
9036 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9037 If we needed to calculate them, free them afterwards.
9038 * tree-pass.h (PROP_loops): New define.
9039 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9040 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9041 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9042 (cleanup_cfg): If we did something and have loops around, fix them up.
9043 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9044 with CLEANUP_CFG_CHANGED.
9045 * cfghooks.c (merge_blocks): If we merge a loop header into
9046 its predecessor, update the loop structure.
9047 (duplicate_block): If we copy a loop latch, adjust loop state
9048 to note we may have multiple latches.
9049 (delete_basic_block): Mark loops for fixup if we remove a loop.
9050 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9052 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9053 (cfg_layout_can_merge_blocks_p): Likewise.
9054 * cprop.c (bypass_block): If we create a loop with multiple
9055 entries, mark it for removal.
9056 * except.c (emit_to_new_bb_before): Add the new basic-block
9058 * tree-eh.c (lower_resx): Likewise.
9059 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9060 (expand_omp_taskreg): Likewise.
9061 * tree-inline.c (initialize_cfun): Likewise.
9062 * tree-mudflap.c (add_bb_to_loop): Prototype.
9063 (mf_build_check_statement_for): Properly add new basic-blocks
9065 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9066 if we remove a loop.
9067 (thread_through_loop_header): Likewise.
9068 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9069 new basic-blocks to existing loops.
9070 (expand_transaction): Likewise.
9071 * Makefile.in (except.o): Add $(CFGLOOP_H).
9073 (cgraph.o): Likewise.
9074 (cprop.o): Likewise.
9075 (cfgexpand.o): Likewise.
9076 (cfganal.o): Likewise.
9077 (trans-mem.o): Likewise.
9078 (tree-eh.o): Likewise.
9080 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9083 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9084 (avr_builtin_decl): New static function.
9085 (struct avr_builtin_description, avr_bdesc): Move up.
9086 Add GTY marker. Add field fndecl. Remove redundant field id.
9087 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9088 (avr_expand_builtin): Code cleanup because .id is removed.
9090 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9093 * config.gcc (tm_file): Remove avr/multilib.h.
9095 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9097 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9098 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9099 * config/avr/t-avr: Remove generation of multilib.h.
9100 * config/avr/t-multilib: Regenerate.
9101 * config/avr/multilib.h: Remove.
9102 * config/avr/avr.opt (-msp8): New option.
9103 (avr_sp8): New variable.
9104 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9105 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9106 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9107 (avr_device_to_sp8): New prototype.
9108 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9109 (DRIVER_SELF_SPECS): New define.
9110 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9111 __AVR_SP8__, __AVR_HAVE_SPH__.
9112 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9113 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9114 (avr_file_start): Ditto.
9116 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9119 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9120 instead of 8 in adjust_address.
9122 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9125 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9128 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9131 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9132 Rearrange conditional logic. Move displacement address calculations
9134 (sh_find_mov_disp_adjust): ... this new function.
9136 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9138 * config/arm/arm.opt (mapcs): Remove MaskExists.
9139 * config/cris/linux.opt (mno-gotplt): Likewise.
9140 * config/i386/i386.opt (mhard-float): Likewise.
9142 (mno-sse4): Likewise.
9143 * config/m68k/m68k.opt (mhard-float): Likewise.
9144 * config/mep/mep.op (mcop32): Likewise.
9145 * config/pa/pa-hpux.opt (msio): Likewise.
9146 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9147 * config/picochip/picochip.opt (mlittle): Likewise.
9148 * config/sh/sh.opt (mrenesas): Likewise.
9149 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9150 * config/sparc/sparc.opt (mhard-float): Likewise.
9151 * config/v850/v850.opt (mv850es): Likewise.
9152 * config/vax/vax.opt (mg-float): Likewise.
9154 2012-03-27 Martin Jambor <mjambor@suse.cz>
9157 * tree-sra.c (sra_modify_assign): Do not call
9158 load_assign_lhs_subreplacements when working with an unscalarizable
9161 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9164 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9166 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9167 * config/i386/i386.c: Include reload.h.
9168 (ix86_legitimize_reload_address): New function.
9170 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9172 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9173 hasn't been allocated. Define a target macro for Mask and
9174 InverseMask if it hasn't been defined. Remove MaskExists handling.
9176 * doc/options.texi: Remove MaskExists.
9178 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9181 * config/sh/sh.c (find_barrier): Add equality check of last_got
9182 to avoid going above orig insn. Update comments.
9184 2012-03-27 Richard Guenther <rguenther@suse.de>
9187 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9190 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9192 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9193 of a unit before computing the offset in units.
9194 * expr.c (get_bit_range): Return the null range if the enclosing record
9195 is part of a larger bit field.
9197 2012-03-27 Tristan Gingold <gingold@adacore.com>
9199 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9200 * config/ia64/ia64.md: Remove mode in template.
9201 Sign extend operand in expand_simple_binop.
9202 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9203 CASE_VECTOR_MODE instead of TARGET_ILP32.
9204 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9206 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9208 * varasm.c (assemble_external): #if 0 out the new assert from the
9209 previous commit, it breaks the Java and Go front ends.
9211 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9213 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9214 * expr.c (emit_block_move_libcall_fn): Likewise.
9215 (clear_storage_libcall_fn): Likewise.
9216 (expand_expr_addr_expr_1): Likewise.
9217 (expand_expr_real_1): Likewise.
9218 * calls.c (rtx_for_function_call): Likewise.
9220 * varasm.c (assemble_external): Assert this function is only called
9221 during or after expanding to RTL.
9223 2012-03-26 Martin Jambor <mjambor@suse.cz>
9225 PR tree-optimization/50052
9226 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9227 (tree_non_aligned_mem_for_access_p): Likewise.
9228 (build_accesses_from_assign): Removed strict alignment requirements
9230 (access_precludes_ipa_sra_p): Likewise.
9232 2012-03-26 Richard Guenther <rguenther@suse.de>
9234 PR tree-optimization/52701
9235 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9236 compute and set the evolution part of PHI nodes.
9238 2012-03-26 Richard Guenther <rguenther@suse.de>
9240 PR tree-optimization/52721
9241 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9243 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9245 PR tree-optimization/52686
9246 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9249 2012-03-26 Tristan Gingold <gingold@adacore.com>
9251 * config/alpha/vms.h (LINK_SPEC): Simplify.
9252 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9253 (NAME__MAIN, SYMBOL__MAIN): Remove.
9254 (VMS_DEBUG_MAIN_POINTER): Remove.
9255 * config/ia64/vms.h: Likewise.
9256 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9257 code to vms.c. Call vms_start_function.
9258 * config/ia64/ia64.c (ia64_start_function): Likewise.
9259 * config/vms/vms-protos.h (vms_start_function): Declare.
9260 * config/vms/vms.c (vms_start_function): New function.
9261 * config/vms/vms.h (MATH_LIBRARY): Define.
9262 (VMS_DEBUG_MAIN_POINTER): Define.
9264 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9266 PR rtl-optimization/52629
9267 * reload1.c (count_pseudo): Short-circuit common case.
9268 (count_spilled_pseudo): Return early for pseudos without hard regs.
9269 Assert that the pseudo has got a hard reg before manipulating it.
9271 2012-03-24 Jan Hubicka <jh@suse.cz>
9274 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9275 (decide_is_variable_needed): Do not handle toplevel reorder here.
9276 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9277 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9280 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9282 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9283 and str_bitsize instead of more convoluted expressions.
9285 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9288 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9290 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9293 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9295 2012-03-23 Martin Jambor <mjambor@suse.cz>
9297 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9299 2012-03-23 Richard Guenther <rguenther@suse.de>
9301 PR tree-optimization/52678
9302 * tree-vectorizer.h (struct _stmt_vec_info): Add
9303 loop_phi_evolution_part member.
9304 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9305 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9306 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9307 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9308 Use the cached evolution part and the PHI nodes value from
9309 the loop preheader edge instead of re-analyzing the evolution.
9311 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9313 * config/mips/mips-tables.opt: Update.
9314 * config/mips/mips.md (processor): Add xlp.
9315 * config/mips/mips-cpus.def: Add xlp.
9316 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9318 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9319 * doc/invoke.texi: Mention XLP.
9321 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9324 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9325 on any new_local_var_chain vars declared during recursing on
9326 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9328 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9330 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9331 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9332 (ASM_OUTPUT_LOCAL): Ditto.
9333 (ASM_OUTPUT_COMMON): Remove.
9334 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9335 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9337 2012-03-22 Jan Hubicka <jh@suse.cz>
9340 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9342 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9343 * ipa-inline-transform.c (save_inline_function_body): Remove
9344 copied clone if needed.
9345 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9347 2012-03-22 Richard Guenther <rguenther@suse.de>
9350 * fold-const.c (fold_ternary_loc): Fix typo.
9352 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9355 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9356 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9357 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9358 (delay_cycles_1, delay_cycles_2): Ditto.
9359 (delay_cycles_3, delay_cycles_4): Ditto.
9360 (nopv, *nopv): Ditto.
9361 (sleep, *sleep): Ditto.
9364 2012-03-22 Richard Guenther <rguenther@suse.de>
9366 PR tree-optimization/52548
9367 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9368 because of clobbers.
9369 (prune_clobbered_mems): New function.
9370 (compute_antic_aux): Use it to prune ANTIC_OUT.
9371 (compute_partial_antic_aux): Use it to prune PA_IN.
9372 (compute_avail): Only insert expressions into EXP_GEN that are not
9373 invalidated when translated up to the beginning of the block.
9375 2012-03-22 Richard Guenther <rguenther@suse.de>
9377 PR tree-optimization/52638
9378 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9380 (vect_init_vector): ... here. Handle scalar vector inits.
9381 (vect_get_vec_def_for_operand): Adjust.
9382 (vectorizable_load): Likewise.
9384 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9386 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9387 (alpha*-*-freebsd*): Ditto.
9388 (alpha*-*-netbsd*): Ditto.
9389 (alpha*-*-openbsd*): Ditto.
9390 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9391 (DWARF2_DEBUGGING_INFO): Remove.
9392 (PREFERRED_DEBUGGING_TYPE): Remove.
9393 (ASM_FINAL_SPEC): Remove.
9394 (IDENT_ASM_OP): Remove.
9395 (ASM_OUTPUT_IDENT): Remove.
9396 (SKIP_ASM_OP): Remove.
9397 (ASM_OUTPUT_SKIP): Remove.
9398 (ALIGN_ASM_OP): Remove.
9399 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9400 (ASM_OUTPUT_CASE_LABEL): Remove.
9401 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9402 (COMMON_ASM_OP): Remove.
9403 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9404 (ASCII_DATA_ASM_OP): Remove.
9405 (READONLY_DATA_SECTION_ASM_OP): Remove.
9406 (INIT_SECTION_ASM_OP): Remove.
9407 (FINI_SECTION_ASM_OP): Remove.
9408 (ASM_SECTION_START_OP): Remove.
9409 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9410 (TARGET_ASM_NAMED_SECTION): Remove.
9411 (TARGET_ASM_SELECT_SECTION): Remove.
9412 (MAKE_DECL_ONE_ONLY): Remove.
9413 (TYPE_ASM_OP): Remove.
9414 (SIZE_ASM_OP): Remove.
9415 (ASM_WEAKEN_LABEL): Remove.
9416 (TYPE_OPERAND_FMT): Remove.
9417 (ASM_DECLARE_RESULT): Remove.
9418 (ASM_DECLARE_OBJECT_NAME): Remove.
9419 (ASM_FINISH_DECLARE_OBJECT): Remove.
9420 (ELF_ASCII_ESCAPES): Remove.
9421 (ELF_STRING_LIMIT): Remove.
9422 (STRING_ASM_OP): Remove.
9423 (ASM_OUTPUT_EXTERNAL): Remove.
9424 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9425 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9427 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9428 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9429 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9430 (ASM_OUTPUT_SKIP): Ditto.
9431 (READONLY_DATA_SECTION_ASM_OP): Remove.
9432 (USER_LABEL_PREFIX): Remove.
9433 (ASM_OUTPUT_ASCII): Remove.
9434 (ASM_OUTPUT_CASE_LABEL): Remove.
9435 (NO_DOLLAR_IN_LABEL): Undefine.
9437 2012-03-22 Richard Guenther <rguenther@suse.de>
9439 PR tree-optimization/52459
9440 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9441 PHI insertion for calls.
9443 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9445 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9446 find_sets_in_insn, canonicalize_insn): Split out from ...
9447 (cse_insn): ... here.
9448 (invalidate_from_clobbers): Take an insn instead of the pattern.
9450 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9453 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9454 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9455 * config/sh/sh.md (sindf2, cosdf2): Remove.
9457 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9460 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9461 prologue for unwinder and profiler.
9463 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9465 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9466 Introduce emul_name to select the right linker emulation for
9467 powerpc64-*-freebsd*.
9468 * configure: Regenerate.
9469 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9470 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9471 * config/rs6000/freebsd64.h: New file.
9472 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9474 (rs6000_savres_strategy): Likewise.
9475 (rs6000_savres_routine_name): Likewise.
9476 (rs6000_elf_file_end): Likewise.
9477 * config/rs6000/t-freebsd64: New file.
9478 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9479 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9481 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9483 * config/rs6000/t-freebsd64: Likewise.
9485 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9487 PR rtl-optimization/52543
9489 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9490 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9491 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9492 (avr_load_libgcc_p): Restrict to __flash loads.
9493 (avr_out_lpm): Only handle 1-byte loads from __flash.
9494 (avr_load_lpm): New function.
9495 (avr_find_unused_d_reg): Remove.
9496 (avr_out_lpm_no_lpmx): Remove.
9497 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9498 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9499 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9500 (load_<mode>, load_<mode>_clobber): New insns.
9501 (mov<mode>): For multi-byte move from non-generic
9502 16-bit address spaces: Expand to load_<mode> resp.
9503 load_<mode>_clobber.
9504 (load<mode>_libgcc): Remove expander.
9505 (split-lpmx): Remove split.
9507 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9509 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9510 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9511 All callers changed.
9512 (Fixed_core_reg): New feature.
9513 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9515 * neon-testgen.ml: Handle Fixed_core_reg.
9517 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9519 * config/arm/arm.c (thumb2_reorg): Add complete support
9520 for 16-bit instructions.
9521 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9523 2012-03-21 Richard Guenther <rguenther@suse.de>
9525 PR tree-optimizer/52636
9526 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9527 to the appropriate type.
9529 2012-03-21 Richard Guenther <rguenther@suse.de>
9531 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9533 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9534 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9535 * passes.c (init_optimization_passes): Remove pass_init_function,
9536 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9537 * tree-pass.h (pass_init_function): Remove.
9538 (pass_jump): Remove.
9539 (pass_initial_value_sets): Remove.
9540 (pass_unshare_all_rtl): Remove.
9541 * integrate.c (pass_initial_value_sets): Remove.
9542 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9543 * tree.h (init_function_for_compilation): Remove.
9544 * function.c (init_function_for_compilation): Remove.
9545 (pass_init_function): Remove.
9546 * cfgcleanup.c (rest_of_handle_jump): Remove.
9547 (pass_jump): Remove.
9549 2012-03-20 Jason Merrill <jason@redhat.com>
9551 * tree-streamer-in.c (streamer_alloc_tree): Call
9552 ggc_alloc_zone_cleared_tree_node instead of
9553 ggc_alloc_zone_cleared_tree_node_stat.
9555 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9557 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9559 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9562 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9563 (ix86_expand_vec_perm_const_1): Call it.
9565 * config/i386/i386.c (vselect_insn): New variable.
9566 (init_vselect_insn): New function.
9567 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9568 Call init_vselect_insn if vselect_insn is NULL. Adjust
9569 PATTERN (vselect_insn), instead of creating a new insn each time,
9570 only emit a copy of it if not testing and recog has been successful.
9571 (expand_vec_perm_pshufb, expand_vec_perm_1,
9572 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9576 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9577 ("enabled" attribute): Handle avx2 and noavx2 isas.
9578 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9580 (vec_dup<mode>): Add avx2 =x,x alternative.
9581 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9582 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9583 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9584 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9586 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9587 if possible, handle also V8SFmode.
9589 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9591 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9592 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9593 reg_or_zero_operand predicate.
9594 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9596 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9598 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9599 If operand isn't UNSPEC, return 0.
9601 2012-03-20 Richard Guenther <rguenther@suse.de>
9603 * tree-pass.h (pass_rtl_eh): Remove.
9604 * except.c (gate_handle_eh): Likewise.
9605 (rest_of_handle_eh): Likewise.
9606 (pass_rtl_eh): Likewise.
9607 (finish_eh_generation): Export.
9608 * except.h (finish_eh_generation): Declare.
9609 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9610 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9611 after expanding stack alignment. Instead of compacting blocks
9614 2012-03-20 Richard Guenther <rguenther@suse.de>
9616 * stor-layout.c (finish_bitfield_representative): Fallback
9617 to conservative maximum size if the padding up to the next
9618 field cannot be computed as a constant.
9619 (finish_bitfield_layout): If we cannot compute the distance
9620 between the start of the bitfield representative and the
9621 bitfield member start a new representative.
9622 * expr.c (get_bit_range): The distance between the start of
9623 the bitfield representative and the bitfield member is zero
9624 if the field offsets are not constants.
9626 2012-03-20 Tristan Gingold <gingold@adacore.com>
9628 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9629 convert in lowercase.
9630 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9631 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9632 * stor-layout.c (sizetype_tab): Adjust.
9633 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9634 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9635 instead of type_kind_last.
9636 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9637 instead of size_int_kind.
9638 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9639 * doc/tm.texi: Regenerate.
9640 * defaults.h (SIZETYPE): Provide a default value.
9641 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9644 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9646 * config/sh/sh.md: Use braced string notation where applicable.
9648 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9650 * config/i386/i386.md (allocate_stack): Simplify.
9652 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9654 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9655 copy_to_mode_reg (Pmode, ...).
9656 (expand_builtin_frame_address): Ditto.
9657 * expr.c (emit_block_move_via_libcall): Ditto.
9658 (set_storage_via_libcall): Ditto.
9660 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9661 (ix86_expand_setmem): Ditto.
9662 (ix86_trampoline_init): DItto.
9663 * config/i386/i386.md (cmpstrnsi): Ditto.
9665 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9667 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9668 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9669 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9670 (SH Options): Likewise.
9672 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9674 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9675 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9676 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9677 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9678 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9681 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9683 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9684 * config/i386/i386.c (ix86_decompose_address): Use
9685 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9686 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9687 thread pointer to a register.
9690 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9692 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9693 if Pmode != word_mode.
9694 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9695 Pmode == SImode for TARGET_X32.
9697 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9698 (tls_initial_exec_x32): Likewise.
9700 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9703 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
9704 DISP_ADDR_OFFSET): New macros.
9705 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
9706 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
9707 (sh_legitimize_address): Add QImode displacement handling.
9708 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
9710 (sh_secondary_reload): Add QImode displacement handling.
9711 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
9712 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
9713 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
9714 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
9715 to register operands only.
9716 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
9717 (extendqihi2): Change insn to expander.
9718 (*extendqihi2_compact_reg): New insn.
9719 (movqi_i, movqi): Replace with ...
9720 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
9721 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
9722 Add new peepholes for QImode displacement addressing.
9724 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
9727 * doc/invoke.texi: Document -Wuseless-cast.
9729 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
9731 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
9732 * tree.h (handled_component_p): Reorder cases.
9733 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
9734 not initialize unsignedp.
9735 (loc_list_from_tree): Likewise.
9736 (fortran_common): Likewise.
9737 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9739 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9741 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
9742 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
9743 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
9744 (ix86_split_long_move): Ditto.
9745 (legitimize_tls_address): Use ix86_gen_sub3.
9746 (construct_plt_address): Assert that Pmode == DImode.
9748 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
9750 * config/i386/i386.md: Remove empty predicates and/or constraints.
9751 * config/i386/sync.md: Ditto.
9752 * config/i386/sse.md: Ditto.
9753 * config/i386/mmx.md: Ditto.
9754 * config/i386/pentium.md: Ditto.
9755 * config/i386/athlon.md: Ditto.
9757 2012-03-16 Richard Guenther <rguenther@suse.de>
9759 PR tree-optimization/52603
9760 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
9764 2012-03-14 Richard Guenther <rguenther@suse.de>
9766 PR tree-optimization/52571
9767 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9768 flag_section_anchors check ...
9769 (vect_can_force_dr_alignment_p): ... here.
9771 2012-03-16 Martin Jambor <mjambor@suse.cz>
9773 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
9774 memory through MEM_REFs by calling extract_bit_field.
9776 2012-03-16 Richard Guenther <rguenther@suse.de>
9778 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
9779 and REFERENCE_TYPE interpretations.
9780 (can_native_interpret_type_p): New function.
9781 (fold_ternary_loc): Use native encode/interpret to fold
9782 BIT_FIELD_REFs of constants.
9784 2012-03-16 Richard Guenther <rguenther@suse.de>
9787 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
9788 of vector constants and constructors.
9790 2012-03-16 Richard Guenther <rguenther@suse.de>
9792 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9793 VIEW_CONVERT_EXPR to convert constants.
9794 (vect_is_simple_use): Treat all constants as vec_constant_def.
9796 2012-03-16 Richard Guenther <rguenther@suse.de>
9797 Kai Tietz <ktietz@redhat.com>
9800 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
9801 side-effects completely in the pre-queue and use a temporary
9804 2012-03-16 Richard Guenther <rguenther@suse.de>
9806 * stor-layout.c (finish_bitfield_representative): Fall back
9807 to the conservative maximum size if we cannot compute the
9808 size of the tail padding.
9810 2012-03-16 Tristan Gingold <gingold@adacore.com>
9812 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9813 __CRTL_VER and __VMS_VER.
9814 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
9815 and vms_c_get_vms_ver.
9816 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
9818 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
9819 (VMS_DEFAULT_VMS_VER): Define.
9820 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
9821 (VMS_DEFAULT_VMS_VER): Define.
9823 2012-03-16 Richard Guenther <rguenther@suse.de>
9825 * tree-vect-loop.c (get_initial_def_for_induction): Use
9826 build_constructor directly.
9827 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9828 build_vector_from_val.
9829 * tree.c (build_vector_from_val): Avoid creating a constructor
9830 first when we want a constant vector.
9832 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9834 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
9836 2012-03-16 Richard Guenther <rguenther@suse.de>
9838 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
9839 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
9840 (struct tree_vector): Remove elements member, add variable size
9842 (build_vector_stat): Declare.
9843 (build_vector): Define in terms of build_vector_stat.
9844 * tree.c (build_vector): Rename to ...
9845 (build_vector_stat): ... this. Take array of trees as parameter.
9846 (build_vector_from_ctor): Adjust.
9847 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
9848 initializer_zerop): Adjust.
9849 * cfgexpand.c (expand_debug_expr): Likewise.
9850 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
9851 const_vector_from_tree): Likewise.
9852 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
9853 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
9854 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
9855 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
9856 (lto_input_ts_vector_tree_pointers): Adjust.
9857 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
9858 (write_ts_vector_tree_pointers): Adjust.
9859 * varasm.c (const_hash_1, compare_constant, copy_constant,
9860 output_constant): Adjust.
9861 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
9862 * print-tree.c (print_node): Adjust.
9863 * tree-pretty-print.c (dump_generic_node): Adjust.
9864 * tree-vect-generic.c (uniform_vector_p, vector_element,
9865 lower_vec_perm): Adjust.
9866 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
9867 * tree-vect-slp.c (vect_get_constant_vectors,
9868 vect_transform_slp_perm_load): Adjust.
9869 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
9870 * expmed.c (make_tree): Adjust.
9871 * config/i386/i386.c (ix86_expand_builtin): Adjust.
9872 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
9874 (sparc_fold_builtin): Adjust.
9876 2012-03-16 Tristan Gingold <gingold@adacore.com>
9878 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
9879 * config/vms/vms-stdint.h: New file.
9881 2012-03-16 Tristan Gingold <gingold@adacore.com>
9883 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
9884 (ia64-hp-*vms*): Replaced by ...
9885 (*-*-*vms*): ... This new entry.
9887 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9890 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
9891 (ix86_expand_vec_perm_const_1): Use it.
9894 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
9895 (avx2_permv4df): Remove.
9896 (avx2_permv4di): Macroize into...
9897 (avx2_perm<mode>): ... this using VI8F_256 iterator.
9898 (avx2_permv4di_1): Macroize into...
9899 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
9901 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
9903 * combine.c (apply_distributive_law): Do not distribute SUBREG.
9905 2012-03-15 Ira Rosen <irar@il.ibm.com>
9906 Ulrich Weigand <ulrich.weigand@linaro.org>
9908 * tree-vect-patterns.c (widened_name_p): Rename to ...
9909 (type_conversion_p): ... this. Add new argument to determine
9910 if it's a promotion or demotion operation. Check for
9911 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
9912 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
9914 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
9915 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
9917 (vect_recog_mixed_size_cond_pattern): Likewise and allow
9918 non-constant then and else clauses.
9920 2012-03-15 Ira Rosen <irar@il.ibm.com>
9921 Ulrich Weigand <ulrich.weigand@linaro.org>
9923 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
9924 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
9926 * tree-vect-patterns.c (widened_name_p): Pass basic block
9927 info to vect_is_simple_use.
9928 (vect_recog_dot_prod_pattern): Fail for basic blocks.
9929 (vect_recog_widen_sum_pattern): Likewise.
9930 (vect_handle_widen_op_by_const): Support basic blocks.
9931 (vect_operation_fits_smaller_type,
9932 vect_recog_over_widening_pattern): Likewise.
9933 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
9934 Update call to vect_is_simple_use.
9935 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
9937 (check_bool_pattern): Add an argument, update call to
9938 vect_is_simple_use and the recursive calls.
9939 (vect_recog_bool_pattern): Update relevant function calls.
9941 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
9942 (vect_pattern_recog_1): Check for reduction only in loops.
9943 (vect_pattern_recog): Add new argument. Support basic blocks.
9944 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
9945 info to vect_is_simple_use_1.
9946 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
9947 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
9949 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9950 Andrew Pinski <apinski@cavium.com>
9953 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
9954 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
9955 calls instead of __builtin_ir{int,ound}*.
9957 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9959 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
9962 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9964 * config.gcc (target_type_format_char): New. Document it. Set it for
9966 * configure.ac (gnu_unique_option): Use target_type_format_char
9967 in test. Comment rationale.
9968 * configure: Regenerate .
9970 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9972 PR tree-optimization/52267
9973 * tree-vrp.c (masked_increment): New function.
9974 (register_edge_assert_for_2): Derive ASSERT_EXPRs
9975 from (X & CST1) cmp CST2 tests.
9977 2012-03-15 Richard Guenther <rguenther@suse.de>
9980 * tree-data-ref.c (subscript_dependence_tester_1): Check
9981 all dimensions for non-conflicting access functions.
9983 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9986 * doc/invoke.texi [C++ Language Options]: Document
9987 -ftemplate-backtrace-limit.
9989 2012-03-15 Tristan Gingold <gingold@adacore.com>
9991 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
9994 2012-03-15 Tristan Gingold <gingold@adacore.com>
9996 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
9997 use DW_OP_call_frame_cfa.
9999 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10002 * config/i386/i386-opts.h (pmode): New.
10004 * config/i386/i386.c (ix86_option_override_internal): Properly
10005 check and set ix86_pmode.
10007 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10009 * config/i386/i386.opt (maddress-mode=): New.
10011 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10013 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10015 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10016 (dwarf2out_do_cfi_asm): Likewise.
10017 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10019 (add_data_member_location_attribute): Likewise.
10020 (gen_array_type_die): Likewise.
10021 (gen_subprogram_die): Likewise.
10022 (gen_producer_string): Likewise.
10023 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10024 Remove MIPS_DEBUGGING_INFO handling.
10025 (sdb_debug_hooks): Likewise.
10026 (sdbout_begin_block): Likewise.
10027 (sdbout_end_block): Likewise.
10028 (sdbout_begin_prologue): Likewise.
10029 (sdbout_start_source_file): Likewise.
10030 (sdbout_end_source_file): Likewise.
10031 (sdbout_init): Likewise.
10032 * system.h (MIPS_DEBUGGING_INFO): Poison.
10034 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10036 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10037 (alpha_file_start) [MS_STAMP]: Remove.
10039 * config/alpha/elf.h (TARGET_GAS): Remove.
10040 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10041 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10042 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10043 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10044 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10045 (alpha*-*-freebsd*): Likewise.
10046 (alpha*-*-netbsd*): Likewise.
10047 (alpha*-*-openbsd*): Likewise.
10048 (alpha*-*-*): Remove target_cpu_default2.
10049 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10051 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10052 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10053 * config/alpha/alpha.c (print_operand): Always assume
10054 TARGET_AS_SLASH_BEFORE_SUFFIX.
10055 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10056 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10057 ("*builtin_setjmp_receiver_er_1"): Remove.
10058 * config/alpha/alpha.opt (malpha-as): Remove.
10060 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10062 Remove DEC Unix reference.
10064 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10065 (EXTENDED_COFF): Remove.
10066 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10067 (EXTENDED_COFF): Don't undef.
10068 * config/alpha/alpha.c (alpha_file_start): Always assume
10070 Don't set targetm.asm_file_start_file_directive.
10071 [!OBJECT_FORMAT_ELF]: Remove.
10072 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10074 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10075 (DBX_DEBUGGING_INFO): Remove.
10076 (MIPS_DEBUGGING_INFO): Remove.
10077 (PREFERRED_DEBUGGING_TYPE): Remove.
10078 (DBX_OUTPUT_SOURCE_LINE): Remove.
10079 (SDB_OUTPUT_SOURCE_LINE): Remove.
10080 (DBX_CONTIN_LENGTH): Remove.
10081 (NO_DBX_FUNCTION_END): Remove.
10082 (ASM_STABS_OP): Remove.
10083 (ASM_STABN_OP): Remove.
10084 (ASM_STABD_OP): Remove.
10085 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10086 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10087 (PUT_SDB_DEF): Remove.
10088 (PUT_SDB_PLAIN_DEF): Remove.
10089 (PUT_SDB_TYPE): Remove.
10090 (sdb_label_count): Remove.
10091 (PUT_SDB_BLOCK_START): Remove.
10092 (PUT_SDB_BLOCK_END): Remove.
10093 (PUT_SDB_FUNCTION_START): Remove.
10094 (PUT_SDB_FUNCTION_END): Remove.
10095 (PUT_SDB_EPILOGUE_END): Remove.
10096 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10097 (MIPS_DEBUGGING_INFO): Don't undef.
10098 (DBX_DEBUGGING_INFO): Don't undef.
10099 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10100 (MIPS_DEBUGGING_INFO): Don't undef.
10101 (DBX_DEBUGGING_INFO): Don't undef.
10102 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10103 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10105 (alpha_start_function): Likewise.
10106 (sdb_label_count): Remove.
10107 (alpha_output_filename): Remove DBX_DEBUG handling.
10108 (alpha_file_start): Likewise.
10110 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10112 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10113 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10114 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10116 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10117 (ld_tls_support): Remove Solaris 8 references.
10118 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10119 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10120 * configure: Regenerate.
10121 * config.in: Regenerate.
10123 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10124 * config/i386/sol2.h: Remove Solaris 8 references.
10126 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10127 (i?86-*-solaris2.9): ... this.
10128 Remove Solaris 8 references.
10129 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10130 Remove Solaris 8 references.
10132 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10134 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10135 (mips-sgi-irix6.5*): Remove.
10136 * config.host (mips-sgi-irix*): Remove.
10137 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10138 (set_have_as_tls): Remove *-*-irix6*.
10139 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10140 * configure: Regenerate.
10142 * config/mips/iris6.h: Remove.
10143 * config/mips/iris6.opt: Remove.
10144 * config/mips/t-irix6: Remove.
10146 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10147 (TARGET_IRIX6): Remove.
10148 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10149 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10150 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10152 (mips_file_start): Likewise.
10153 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10155 * config/mips/driver-native.c [__sgi__]: Remove.
10156 (host_detect_local_cpu) [__sgi__]: Remove.
10158 * config/mips/gnu-user.h: Remove iris5.h reference.
10160 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10161 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10162 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10165 * gcc.c (main): Move asm_debug initialization ...
10166 (asm_debug): ... here.
10168 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10170 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10171 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10172 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10173 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10174 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10175 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10177 * doc/tm.texi: Regenerate.
10179 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10181 (MIPS Options, -march): Remove IRIX reference.
10182 * doc/install.texi (Binaries, SGI IRIX): Remove.
10183 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10185 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10187 2012-03-14 Martin Jambor <mjambor@suse.cz>
10189 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10190 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10191 (expand_expr_real_1): Do not handle misalignment if modifier is
10194 2012-03-14 Richard Guenther <rguenther@suse.de>
10196 PR middle-end/52584
10197 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10198 element type instead of mode, use build_vector_type_for_mode
10199 instead of the langhook, build a vector of proper signedness.
10200 (expand_vector_operations_1): Adjust.
10202 2012-03-14 Richard Guenther <rguenther@suse.de>
10204 PR middle-end/52582
10205 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10206 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10207 (gimple_get_virt_method_for_binfo): Likewise.
10209 2012-03-14 Richard Guenther <rguenther@suse.de>
10211 PR tree-optimization/52571
10212 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10213 flag_section_anchors check ...
10214 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10215 DECL_COMMON variables.
10217 2012-03-14 Richard Guenther <rguenther@suse.de>
10219 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10220 * stor-layout.c (start_bitfield_representative): New function.
10221 (finish_bitfield_representative): Likewise.
10222 (finish_bitfield_layout): Likewise.
10223 (finish_record_layout): Call finish_bitfield_layout.
10224 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10225 for QUAL_UNION_TYPE fields.
10226 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10227 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10228 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10230 PR middle-end/52080
10231 PR middle-end/52097
10232 PR middle-end/48124
10233 * expr.c (get_bit_range): Unconditionally extract bitrange
10234 from DECL_BIT_FIELD_REPRESENTATIVE.
10235 (expand_assignment): Adjust call to get_bit_range.
10237 2012-03-14 Richard Guenther <rguenther@suse.de>
10239 PR middle-end/52578
10240 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10241 the outermost conversion is a sign-change only.
10242 (fold_binary_loc): Disregard widening and sign-changing
10243 conversions when we determine if two variables are equal
10245 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10246 (T1)x if the outermost conversion is a sign-change only.
10248 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10251 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10253 * config/i386/predicates.md (constant_call_address_operand): Declare
10254 as special predicate. Update all uses.
10256 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10259 * c-parser.c (c_parser_postfix_expression)
10260 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10262 * config/i386/smmintrin.h: Avoid /* within a comment.
10263 * config/i386/nmmintrin.h: Likewise.
10265 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10267 * config/i386/i386.md (xbegin): Remove constraint from expander.
10269 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10271 * config/i386/predicates.md (constant_call_address_operand): Declare
10272 as special predicate. Update all uses.
10273 * config/i386/i386.md: Remove mode from constant_call_address_operand
10275 * config/i386/i386.c (ix86_output_call_insn): Call
10276 constant_call_address_operand with VOIDmode.
10278 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10280 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10281 AND zero extended address correctly.
10283 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10285 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10287 (tls_modbase_operand): Ditto.
10288 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10289 tls_modbase_operand predicates.
10291 2012-03-13 Martin Jambor <mjambor@suse.cz>
10293 * expr.c (expand_assignment): Handle misaligned scalar writes to
10294 memory through top-level MEM_REFs by calling store_bit_field.
10296 2012-03-13 Richard Guenther <rguenther@suse.de>
10298 PR middle-end/52134
10299 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10300 if Y is a constant multiple of 1 << CST.
10302 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10305 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10306 offset (size) to a value the insns can deal with.
10307 (expand_epilogue): Ditto.
10309 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10311 * config/arm/neon.ml (ops): Fixup expected instructions for
10312 unsigned vector compares.
10314 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10316 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10317 addresses only when %reg is not in word mode.
10319 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10321 * config/microblaze/microblaze.md: Fix typo.
10322 * tree-if-conv.c: Likewise.
10323 * tree-vect-patterns.c: Likewise.
10325 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10327 * config.gcc (extra_passes): Remove.
10328 * configure.ac (extra_passes): Don't substitute.
10329 * configure: Regenerate.
10330 * Makefile.in (EXTRA_PASSES): Remove.
10331 (GCC_PASSES): Remove $(EXTRA_PASSES).
10332 (MOSTLYCLEANFILES): Likewise.
10333 (native): Likewise.
10334 (install-common): Likewise.
10336 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10339 * config/i386/i386.c (ix86_decompose_address): Use
10340 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10341 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10342 thread pointer to a register.
10344 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10346 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10347 on tls_symbolic_operand.
10348 (tls_global_dynamic_64_<mode>): Likewise.
10350 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10353 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10354 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10356 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10359 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10360 type from reg_class_t to enum reg_class.
10361 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10363 2012-03-12 Andrew Pinski <apinski@cavium.com>
10365 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10366 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10367 (value_replacement): Likewise.
10368 (empty_block_p): Check also if the PHIs for the block are empty.
10370 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10373 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10374 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10375 r184615 from 2012-02-28.
10377 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10379 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10380 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10381 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10382 and ix86_gen_tls_local_dynamic_base_64.
10383 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10384 ix86_gen_tls_local_dynamic_base_64.
10386 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10387 (*tls_global_dynamic_64_<mode>): This.
10388 (tls_global_dynamic_64): Renamed to ...
10389 (tls_global_dynamic_64_<mode>): This.
10390 (*tls_local_dynamic_base_64): Renamed to ...
10391 (*tls_local_dynamic_base_64_<mode>): This.
10392 (tls_local_dynamic_base_64): Renamed to ...
10393 (tls_local_dynamic_base_64_<mode>): This.
10395 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10397 * config/i386/i386.c (ix86_option_override_internal): Properly
10398 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10399 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10400 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10401 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10403 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10404 (sse3_monitor64_<mode>): This.
10406 2012-03-12 Tristan Gingold <gingold@adacore.com>
10408 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10409 (ia64_function_arg_advance): Ditto.
10411 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10413 * config.gcc (mips*-*-openbsd*): Remove.
10414 * config/mips/openbsd.h: Remove.
10415 * config/mips/sdb.h: Remove.
10417 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10418 * config/mips/mips.c (sdb_label_count): Remove.
10419 (mips_debugger_offset): Remove #if 0 code.
10420 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10421 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10423 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10425 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10426 binutils reference.
10427 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10428 Update binutils references.
10429 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10430 Update binutils reference.
10431 Update Sun as/GNU ld caveat.
10432 Document binutils largefile requirement for LTO plugin.
10433 Remove reference to alternate libpthread.
10435 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10437 * config.gcc (alpha*-dec-osf5.1*): Remove.
10438 * config.host (alpha*-dec-osf*): Remove.
10439 * configure.ac (*-*-osf*): Remove.
10440 (alpha*-dec-osf*): Remove.
10441 * configure: Regenerate.
10443 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10444 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10446 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10447 * config/alpha/alpha.c (struct machine_function): Update comment.
10448 (alpha_start_function): Remove Tru64 UNIX as handling for
10450 * config/alpha/alpha.md ("exception_receiver"): Remove
10451 TARGET_LD_BUGGY_LDGP.
10452 ("*exception_receiver_2"): Likewise.
10453 * except.c (finish_eh_generation): Remove Tru64 reference.
10454 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10455 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10456 * target.def (handle_pragma_extern_prefix): Remove.
10458 * Makefile.in (mips-tfile.o-warn): Remove.
10459 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10460 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10461 * mips-tdump.c, mips-tfile.c: Remove.
10463 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10465 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10466 (Specific, alpha*-dec-osf5.1): Note removal.
10467 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10469 * doc/tm.texi: Regenerate.
10470 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10472 2012-03-12 Richard Guenther <rguenther@suse.de>
10474 * config/arm/arm.c (neon_dereference_pointer): Do not call
10475 covert during RTL expansion.
10477 2012-03-12 Tristan Gingold <gingold@adacore.com>
10479 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10480 Options. Mention -mpointer-size.
10482 2012-03-12 Richard Guenther <rguenther@suse.de>
10484 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10485 build_nonstandard_integer_type.
10487 2012-03-12 Richard Guenther <rguenther@suse.de>
10489 * tree.c (signed_or_unsigned_type_for): Use
10490 build_nonstandard_integer_type.
10491 (signed_type_for): Adjust documentation.
10492 (unsigned_type_for): Likewise.
10493 * tree-pretty-print.c (dump_generic_node): Use standard names
10494 for non-standard integer types if available.
10496 2012-03-12 Tristan Gingold <gingold@adacore.com>
10498 * config/vms/vms.opt: Add vms-opts.h header.
10499 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10501 (-mvms-return-codes): Document.
10502 (-mpointer-size): New option.
10503 (vms_pointer_size): Add enumeration.
10504 * config/vms/vms-opts.h: New file.
10505 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10506 __INITIAL_POINTER_SIZE.
10507 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10508 (C_COMMON_OVERRIDE_OPTIONS): Define.
10509 (DWARF2_ADDR_SIZE): Define.
10510 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10511 * config/vms/vms-protos.h (vms_c_common_override_options):
10513 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10514 if -mno-pointer-size.
10515 (vms_c_common_override_options): New function.
10516 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10517 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10518 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10519 and flag_vms_pointer_size.
10520 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10521 * config.gcc (*-*-*vms*): Define xm_file.
10522 (alpha*-dec-*vms*): Do not define xm_file.
10523 (alpha64-dec-*vms*): Remove.
10524 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10527 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10529 PR tree-optimization/51721
10530 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10531 if (int) unsvar cmp CST.
10533 2012-03-12 Richard Guenther <rguenther@suse.de>
10535 * tree-sra.c (create_access_replacement): Only rename the replacement
10536 if we can rewrite it into SSA form. Properly mark register typed
10537 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10538 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10539 for aggregate or BLKmode results.
10541 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10543 PR tree-optimization/52533
10544 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10545 type for mask, only handle shifts by non-zero in-range
10546 shift count, for LE_EXPR and GT_EXPR if new_val is
10547 maximum, don't add the assertion.
10549 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10551 * doc/invoke.texi: Document -mrtm option.
10552 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10553 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10554 (ix86_handle_option): Handle OPT_mrtm.
10555 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10557 (x86_64-*-*): Ditto.
10558 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10559 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10561 (ix86_target_string): Define -mrtm option.
10563 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10565 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10566 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10567 IX86_BUILTIN_XTEST.
10568 (bdesc_special_args): Ditto.
10569 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10570 (ix86_expand_special_args_builtin): Handle new built-in type.
10571 (ix86_expand_builtin): Handle XABORT instruction.
10572 * config/i386/i386.h (TARGET_RTM): New.
10573 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10574 (UNSPECV_XEND): Ditto.
10575 (UNSPECV_XABORT): Ditto.
10576 (UNSPECV_XTEST): Ditto.
10583 * config/i386/i386.opt (mrtm): New.
10584 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10585 * config/i386/rtmintrin.h: New header.
10586 * config/i386/xtestintrin.h: Ditto.
10588 2012-03-12 Tristan Gingold <gingold@adacore.com>
10590 * ginclude/stddef.h: Adjust previous patch.
10591 Use __VMS__ instead of VMS.
10593 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10595 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10596 Also convert sequences with CC setting arithmetic instruction.
10598 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10600 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10601 from C Language Options to Preprocessor Options.
10602 (C Dialect Options): Move -no-integrated-cpp documentation
10604 (Preprocessor Options): ...to here. Rewrite the description
10605 so it makes more sense, and remove discussion of merging front ends.
10607 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10609 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10611 (ix86_expand_setmem): Likewise.
10613 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10615 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10618 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10620 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10621 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10623 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10625 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10627 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10629 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10632 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10633 Uros Bizjak <ubizjak@gmail.com>
10635 * config/i386/predicates.md (call_insn_operand): Allow
10636 constant_call_address_operand in Pmode only.
10637 (sibcall_insn_operand): Ditto.
10638 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10639 (*call_vzeroupper): Ditto.
10641 (*sibcall_vzeroupper): Ditto.
10642 (*call_value): Ditto.
10643 (*call_value_vzeroupper): Ditto.
10644 (*sibcall_value): Ditto.
10645 (*sibcall_value_vzeroupper): Ditto.
10646 (*indirect_jump): Ditto.
10647 (*tablejump_1): Ditto.
10648 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10649 (tablejump): Ditto.
10650 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10653 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10656 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10657 Use movrt_negc instead of negc pattern for non-SH2A.
10658 (*movnegt): Remove.
10659 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10661 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10663 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10664 if Pmode != word_mode.
10665 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10666 Pmode == SImode for TARGET_X32.
10668 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10669 (tls_initial_exec_x32): Likewise.
10671 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10673 PR rtl-optimization/52528
10674 * combine.c (can_combine_p): Add setting of subst_low_luid
10675 before call to expand_field_assignment().
10677 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10679 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10680 and related program names.
10682 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10684 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10686 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10689 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10690 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10691 to set code to 'q'.
10692 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10693 (*movdi_internal_rex64): Use %E operand modifier for lea.
10694 (*movsi_internal): Ditto.
10696 (*lea<mode>_2): Ditto.
10697 (*lea_{3,4,5,6}_zext): Ditto.
10698 (*tls_global_dynamic_32_gnu): Ditto.
10699 (*tls_global_dynamic_64): Ditto.
10700 (*tls_dynamic_gnu2_lea_32): Ditto.
10701 (*tls_dynamic_gnu2_lea_64): Ditto.
10702 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
10704 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10706 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
10707 redefine to be NULL if the current bit-size is different from the
10708 configured bit-size.
10710 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
10711 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
10712 set the default tuning. Add asserts to make sure the cpu and tune
10713 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
10714 test whether the index is set, instead of > 0.
10715 (rs6000_file_start): Do not reset the default cpu if the current
10716 bit-size is different from the configured bit-size.
10718 2012-03-09 Tristan Gingold <gingold@adacore.com>
10720 * config/vms/vms-crtlmap.map: Add comments.
10721 Add entries needed to build Ada RTS.
10723 2012-03-09 Tristan Gingold <gingold@adacore.com>
10725 * ginclude/stddef.h: Do not define __size_t on VMS.
10727 2012-03-09 Tristan Gingold <gingold@adacore.com>
10729 * c-tree.h (c_default_pointer_mode): New variable.
10730 * c-decl.c (c_default_pointer_mode): New variable.
10731 (c_build_pointer_type): New function.
10732 (grokdeclarator): Call c_build_pointer_type instead
10733 of build_pointer_type.
10735 * config/vms/vms-c.c: Include c-tree.h
10736 (saved_pointer_mode): New variable.
10737 (handle_pragma_pointer_size): New function.
10738 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
10739 (vms_c_register_pragma): Register __pointer_size and
10740 __required_pointer_size pragmas.
10742 2012-03-09 Tristan Gingold <gingold@adacore.com>
10744 * config/vms/vms-c.c (vms_construct_include_filename): New function.
10745 (vms_c_register_includes): Reference it.
10747 2012-03-09 Andrew Pinski <apinski@cavium.com>
10749 PR middle-end/51988
10750 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
10751 print_generic_expr.
10752 (tree_ssa_phiopt_worker): Go through all the PHIs for
10753 value_replacement instead of just the singleton one.
10754 (value_replacement): Change return type to int. Return 0 instead of
10756 Allow the middle basic block to contain more than just the defining
10758 Handle non empty middle basic blocks.
10759 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
10761 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
10763 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
10764 array reference and component reference.
10765 (analyze_scalar_evolution_for_address_of): New.
10767 2012-03-08 Jie Zhang <jzhang918@gmail.com>
10770 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
10771 (hwloop_pattern_reg): Fix set but not used warning.
10772 (bfin_reorg_loops): Remove unused parameter.
10773 (bfin_reorg): Update use of bfin_reorg_loops.
10775 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
10777 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
10778 with integer parameters in registers.
10779 (gen_push): Push register in word_mode instead of Pmode.
10780 (ix86_emit_save_regs): Likewise.
10781 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
10782 (gen_pop): Pop register in word_mode instead of Pmode.
10783 (ix86_emit_restore_regs_using_pop): Likewise.
10784 (ix86_expand_prologue): Replace Pmode with word_mode for push
10785 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
10786 restore RAX and R10 in word_mode.
10787 (ix86_emit_restore_regs_using_mov): Restore integer registers
10789 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
10791 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
10792 (ix86_split_long_move): Likewise.
10794 * config/i386/i386.md (W): New.
10795 (*push<mode>2_prologue): Replace :P with :W.
10796 (*pop<mode>1): Likewise.
10797 (*pop<mode>1_epilogue): Likewise.
10798 (push/pop peephole2): Use word_mode scratch registers.
10800 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10802 * config/i386/predicates.md (indirect_branch_operand): Simplify.
10804 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10806 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
10807 for constants in [-63,63].
10809 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10813 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10815 * config/i386/i386.c (ix86_print_operand_address): Only handle
10816 zero-extended DImode addresses.
10818 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10820 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
10821 * configure: Regenerate.
10823 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10826 * config/avr/avr.c (avr_mem_clobber): New static function.
10827 (avr_expand_delay_cycles): Add memory clobber operand to
10828 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
10829 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
10830 (enable_interrupt, disable_interrupt): New expander.
10831 (nopv, sleep, wdr): New expanders.
10832 (delay_cycles_1): Add memory clobber.
10833 (delay_cycles_2): Add memory clobber.
10834 (delay_cycles_3): Add memory clobber.
10835 (delay_cycles_4): Add memory clobber.
10836 (cli_sei): New insn from former "enable_interrupt",
10837 "disable_interrupt" with memory clobber.
10838 (*wdt): New insn from former "wdt" with memory clobber.
10839 (*nopv): Similar, but for "nopv".
10840 (*sleep): Similar, but for "sleep".
10842 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
10843 Kaz Kojima <kkojima@gcc.gnu.org>
10846 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
10847 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
10848 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10850 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10852 * config/i386/predicates.md (x86_64_zext_general_operand): New.
10853 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
10854 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
10856 2012-03-07 Walter Lee <walt@tilera.com>
10858 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
10859 REG_CFA_* notes for the stack pointer.
10860 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
10861 EH_RETURN_STACKADJ_RTX.
10862 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
10863 generate REG_CFA_* notes for the stack pointer.
10864 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
10865 by EH_RETURN_STACKADJ_RTX.
10867 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10869 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
10870 when __AVR_3_BYTE_PC__ is defined.
10872 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10874 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
10875 (ix86_print_operand): Handle '^'.
10876 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
10877 using P mode iterator. Add %^ to asm template to conditionally emit
10879 (*rep_movdi_rex64): Ditto.
10880 (*strsetdi_rex_1): Ditto.
10881 (*rep_stosdi_rex64): Ditto.
10882 (*strmov{si,hi,qi}_1): Add %^ to asm template to
10883 conditionally emit addr32 prefix.
10884 (*rep_mov{si,qi}): Ditto.
10885 (*strset{si,hi,qi}): Ditto.
10886 (*rep_stos{si,qi}): Ditto.
10887 (*cmpstrnqi_nz_1): Ditto.
10888 (*cmpstrnqi_1): Ditto.
10889 (*strlenqi_1): Ditto.
10891 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
10893 * config/i386/i386.c (function_value_64): Return pointers in
10894 word_mode instead of Pmode.
10895 (ix86_promote_function_mode): Likewise.
10897 2012-03-07 Richard Guenther <rguenther@suse.de>
10899 * coverage.c (get_gcov_type): Use type_for_mode.
10900 (get_gcov_unsigned_t): Likewise.
10901 * expr.c (store_constructor): Use type_for_mode.
10902 (try_casesi): Likewise.
10903 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
10904 (add_standard_iv_candidates): Use standard type trees.
10905 * dojump.c (do_jump): Remove dead code.
10907 2012-03-07 Richard Guenther <rguenther@suse.de>
10909 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
10911 2012-03-07 Richard Guenther <rguenther@suse.de>
10913 * convert.c (strip_float_extensions): Move ...
10914 * tree.c (strip_float_extensions): ... here.
10916 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10919 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
10921 2012-03-07 Richard Guenther <rguenther@suse.de>
10923 * omp-low.c (extract_omp_for_data): Use signed_type_for.
10924 (expand_omp_for_generic): Likewise.
10925 (expand_omp_for_static_nochunk): Likewise.
10926 (expand_omp_for_static_chunk): Likewise.
10927 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
10928 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
10929 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
10930 Use unsigned_type_for.
10931 (vect_create_cond_for_align_checks): Use signed_type_for.
10933 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
10935 PR rtl-optimization/52203
10936 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
10937 all callers to pass NULL except ...
10938 (reset_sched_cycles_in_current_ebb): ... here, save the value
10939 in new variable 'empty'. Increase issue_rate only for
10942 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
10945 * Makefile.in: Let install-gcc-ar depend on installdirs,
10946 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
10947 Don't double canonicalize if cross-compiling.
10949 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10952 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
10953 to: RAMPZ, RAMPY, RAMPX, RAMPD.
10954 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
10956 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10959 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
10961 * config/avr/avr.md (xload_8): Adjust insn length.
10963 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10966 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
10967 if RAMPZ affects reading from RAM.
10969 2012-03-07 Richard Guenther <rguenther@suse.de>
10973 * doc/invoke.texi (Precompiled Headers): Remove sentence that
10974 suggests you can include PCHs from inside another header.
10976 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
10978 PR middle-end/52515
10979 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
10981 2012-03-07 Kai Tietz <ktietz@redhat.com>
10983 * doc/invoke.texi (fwritable-relocated-rdata): Document
10984 new Cygwin/MinGW target option.
10985 * config/i386/winnt.c (i386_pe_unique_section): Ignore
10986 reloc if flag -fwritable-relocated-rdata is not set.
10987 (i386_pe_section_type_flags): Likewise.
10988 * config/i386/cygming.opt (fwritable-relocated-rdata):
10989 Add new flag variable flag_writable_rel_rdata.
10991 2012-03-07 Richard Guenther <rguenther@suse.de>
10993 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
10994 precision against gimple constraints.
10996 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
10998 PR middle-end/52372
10999 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11001 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11002 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11004 (init_emit_regs): Move associated initialization to...
11005 (init_emit_once): ...here.
11007 2012-03-06 Richard Henderson <rth@redhat.com>
11009 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11010 * config/m68k/sync.md (atomic_test_and_set): Use it.
11011 (atomic_test_and_set_1): Likewise.
11013 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11016 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11017 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11018 (vector_ltgt<mode>): Likewise.
11019 (vector_ordered<mode>): Likewise.
11020 (vector_unordered<mode>): Likewise.
11021 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11023 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11025 * trans-mem.c: New typedef for tm_region_p.
11026 Define vector types for tm_region_p.
11027 (tm_region_init): Replace region_worklist to a vector called
11030 2012-03-06 Richard Guenther <rguenther@suse.de>
11032 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11033 MEM_REF with constant pointer operand.
11035 2012-03-06 Richard Guenther <rguenther@suse.de>
11037 PR middle-end/52493
11038 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11040 2012-03-06 Tristan Gingold <gingold@adacore.com>
11042 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11043 (external_model_kind): Improve documentation.
11044 (vms_pragma_extern_model): Handle relaxed_redef.
11045 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11047 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11049 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11050 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11051 Some more notes on EIND usage and reorder EIND subsection.
11053 2012-03-06 Tristan Gingold <gingold@adacore.com>
11055 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11056 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11058 2012-03-06 Tristan Gingold <gingold@adacore.com>
11060 * config/vms/t-vmsnative (version): Define.
11061 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11063 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11065 PR rtl-optimization/52250
11066 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11067 to put note list into. Unconditionally call move_bb_info.
11068 (move_bb_info): Do not assert the blocks being in the same region,
11069 just drop the note list if they are not.
11071 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11074 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11075 and use unified expansion logic.
11076 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11077 closer to the existing movt insn.
11078 (negc): Rename insn to *negc. Add new expander.
11079 (movnegt): Use xor pattern for T bit negation. Reserve helper
11080 constant for negc pattern.
11081 (*movnegt): New insn and splitter.
11083 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11085 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11088 2012-03-05 Richard Henderson <rth@redhat.com>
11090 * genemit.c (main): Include "target.h" in insn-emit.c.
11091 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11092 * config/sh/sync.md (atomic_test_and_set): Reference
11093 targetm.atomic_test_and_set_trueval instead of
11094 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11096 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11098 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11101 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11103 * langhooks.c (add_builtin_type): New function.
11104 * langhooks.h (add_builtin_type): Export it.
11105 * config/mep/mep.c (mep_init_builtins): Use it.
11106 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11108 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11111 * tree.h (BLOCK_SAME_RANGE): Define.
11112 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11113 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11114 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11115 isn't equal to supercontext fragment's fragment chain.
11116 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11118 (blocks_nreverse_all): Likewise.
11119 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11120 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11121 supercontext fragment's fragment origin.
11122 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11123 range as its parent (or parents thereof etc.), use the parent's
11124 DW_AT_ranges value instead of creating a new .debug_ranges range.
11126 2012-03-05 Richard Henderson <rth@redhat.com>
11129 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11130 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11131 BIGGEST_ALIGNMENT is aligned.
11133 2012-03-05 Richard Henderson <rth@redhat.com>
11135 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11136 * config/sh/sh.c: ... here.
11138 2012-03-05 Richard Henderson <rth@redhat.com>
11141 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11142 instead of calling negqi2 directly.
11144 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11146 PR middle-end/52463
11147 * trans-mem.c (tm_region_init): Use last_basic_block.
11149 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11151 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11152 * config/sh/sync.md (atomic_test_and_set): New expander.
11153 (tasb, atomic_test_and_set_soft): New insns.
11154 * config/sh/sh.opt (menable-tas): New option.
11155 * doc/invoke.texi (SH Options): Document it.
11157 2012-03-05 Richard Guenther <rguenther@suse.de>
11159 * cfgloop.c (verify_loop_structure): Verify dominators before
11161 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11162 dominators from here.
11163 * graphite-scop-detection.c (create_sese_edges): Likewise.
11164 * loop-doloop.c (doloop_optimize_loops): Likewise.
11165 * loop-init.c (loop_optimizer_init): Likewise.
11166 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11167 * loop-unswitch.c (unswitch_loops): Likewise.
11168 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11169 * tree-parloops.c (parallelize_loops): Likewise. Verify
11170 only when checking is enabled.
11171 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11173 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11175 * genautomata.c (parse_automata_opt): New static function.
11176 (initiate_automaton_gen): Remove all option handling code. Remove
11177 argc argument. All callers changed.
11178 (main): Call init_rtx_reader_args_cb with the new function as argument.
11180 2012-03-05 Richard Guenther <rguenther@suse.de>
11182 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11183 * tree-if-conv.c (combine_blocks): Free post-dominator info
11185 * tree-parloops.c (create_parallel_loop): Free and re-compute
11186 dominator info after breaking it.
11188 2012-03-05 Richard Guenther <rguenther@suse.de>
11190 PR middle-end/52353
11191 * optabs.h (trapv_unoptab_p): New function.
11192 (trapv_binoptab_p): Likewise.
11193 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11194 a proper equiv_may_trap argument.
11195 (expand_unop): Likewise.
11196 (emit_libcall_block_1): Take extra argument whether the
11197 instruction may trap. Renamed from ...
11198 (emit_libcall_block): ... this. New wrapper.
11200 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11202 PR tree-optimization/51721
11203 * tree-vrp.c (register_edge_assert_for_2): If comparing
11204 lhs of right shift by constant with an integer constant,
11205 add ASSERT_EXPRs for the rhs1 of the right shift.
11207 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11209 2012-03-05 Richard Guenther <rguenther@suse.de>
11211 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11212 (integer_onep): Likewise.
11213 (integer_all_onesp): Likewise.
11215 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11217 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11219 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11221 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11222 instead of TARGET_64BIT.
11224 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11226 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11229 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11231 * config/i386/i386.c (ix86_print_operand_address): Only handle
11232 zero-extended DImode addresses.
11234 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11236 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11237 taken and cputaken as bool.
11239 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11241 * config/i386/constraints.md (Ya): New internal constraint.
11242 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11243 (*zero_extendsidi2_rex64): Add x,x alternative.
11244 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11245 Remove flags reg clobber. Adjust corresponding splits.
11246 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11247 zero_extendqisi2 expanders using SWI12 mode iterator.
11248 (zero_extend<mode>si2_and): Macroize insn from
11249 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11251 (*zero_extend<mode>si2): Macroize insn from
11252 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11253 (*zero_extend*2_movzbl_and): Remove insn patterns.
11254 (zero_extendqihi2_and): Merge corresponding splitter.
11255 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11256 (*zero_extend*2_movzbl_and): Remove insn patterns.
11257 (*anddi_1): Split TYPE_IMOVX instructions.
11258 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11260 (and->zext splitter): Add splitter pattern.
11261 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11263 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11265 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11267 (Debugging Options): Likewise.
11268 (Optimize Options): Likewise.
11269 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11270 with other architectures. Use official processor names with correct
11271 spelling/capitalization. Fix formatting and grammar issues.
11272 (i386 and x86-64 Windows Options): Similar cleanup here.
11274 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11276 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11278 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11280 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11281 DBX_REGISTER_NUMBER.
11283 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11285 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11286 operand is CONST_INT. Take COSTS_N_INSNS into account.
11287 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11290 2012-03-02 Richard Henderson <rth@redhat.com>
11292 * optabs.c (expand_atomic_test_and_set): Honor
11293 atomic_test_and_set_trueval even when atomic_test_and_set
11294 optab is not in use.
11296 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11300 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11301 GENERAL_REGS and FP_REGS for SImode.
11303 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11306 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11307 (absdi2): New expander.
11308 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11310 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11312 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11313 (atomic_exchange<mode>_soft): New insn.
11315 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11317 * config/sh/sync.md: Update copyright notice dates.
11318 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11320 (atomic_compare_and_swap<mode>_soft): Likewise.
11322 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11325 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11326 * config/sh/sh.c: Update copyright notice dates.
11327 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11328 alignment for TARGET_HARD_SH4.
11329 (sh_option_override): Reduce default function alignment. Set
11330 loop alignment to 4 bytes when not optimizing for size.
11332 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11334 PR middle-end/50335
11335 * doc/invoke.texi (floop-flatten): Remove.
11336 * toplev.c (process_options): Remove references to flag_loop_flatten.
11337 * tree-ssa-loop.c (gate_graphite_transform): Same.
11338 * common.opt (floop-flatten): Obsolete.
11339 * graphite-poly.c (apply_poly_transforms): Remove reference to
11341 * Makefile.in (graphite-flattening.o): Remove.
11342 * graphite-flattening.c: Remove.
11344 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11346 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11347 having mode compatible with the mode of previous compare. Substitute
11348 compare mode of previous compare with the mode, compatible
11349 with eliminated and previous compare.
11351 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11353 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11355 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11357 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11358 compatible with CCGOCmode and CCGCmode.
11360 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11362 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11364 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11366 * config/arm/arm.c (arm_sat_operator_match): New function.
11367 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11368 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11369 ("SAT", "SATrev"): New code iterators.
11370 ("SATlo", "SAThi"): New code iterator attributes.
11371 ("*satsi_<SAT:code>"): New pattern.
11372 ("*satsi_<SAT:code>_shift"): Likewise.
11373 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11374 and "shift" attributes.
11375 ("arm_usatsihi"): Add "insn" attribute.
11376 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11377 by powers of two. Do not allow shift by 32.
11379 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11382 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11383 to pass the argument in the register of "natural" mode.
11385 2012-03-02 Richard Guenther <rguenther@suse.de>
11387 PR tree-optimization/52406
11388 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11389 (struct indices): Add unconstrained_base member.
11390 (struct dr_alias): Remove unused vops member.
11391 (DR_UNCONSTRAINED_BASE): New define.
11392 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11393 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11394 be an artificial access that covers the whole indexed object,
11395 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11396 plain decl base-objects to their MEM_REF variant.
11397 (dr_may_alias_p): When the base-object of either data reference
11398 has unknown size use only points-to information.
11399 (compute_affine_dependence): Make dumps easier to read and
11401 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11402 DR_REF when looking for packed references.
11403 (vect_supportable_dr_alignment): Likewise.
11405 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11407 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11408 Improve conditions for peepholes of loads followed by commutative
11410 * config/arm/ldmstm.md: Regenerated.
11412 2012-03-02 Richard Guenther <rguenther@suse.de>
11414 * BASE-VER: Set to 4.8.0.
11416 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11418 * config.gcc (obsolete): Add all ARM targets using the FPA.
11419 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11420 * doc/install.texi: Avoid references to obsolete ARM ports.
11422 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11424 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11426 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11427 Joern Rennecke <joern.rennecke@embecosm.com>
11429 * doc/extend.texi: Expand and update information on interrupt
11430 attribute for Epiphany.
11432 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11434 * config/sh/sh-protos.h: Update copyright notice dates.
11435 * config/sh/sh.h: Likewise.
11436 * config/sh/sh.md: Likewise.
11437 * config/sh/constraints.md: Likewise.
11438 * config/sh/predicates.md: Likewise.
11440 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11442 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11443 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11445 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11447 * config/sh/constraints.md: Fix comment typo.
11449 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11452 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11453 unsigned HOST_WIDE_INT.
11454 (zvdep_imm64): Likewise.
11455 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11456 (vdepi_and): Likewise.
11457 Likewise for unamed 64-bit patterns.
11458 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11460 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11463 PR rtl-optimization/52417
11464 * cselib.c (cselib_any_perm_equivs): New variable.
11465 (cselib_reset_table): Check that it's not set when not
11466 preserving constants.
11467 (cselib_add_permanent_equiv): Set it.
11468 (cselib_have_permanent_equivalences): New.
11469 (cselib_init, cselib_finish): Reset it.
11470 * cselib.h (cselib_have_permanent_equivalences): Declare.
11471 * alias.c (get_addr): Restore earlier behavior when there
11472 aren't permanent equivalences.
11474 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11476 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11477 * config/v850/v850-modes.def: Fix copyright notice.
11479 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11481 * doc/extend.texi (AVR Built-in Functions): Document
11482 __builtin_avr_flash_segment.
11484 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11485 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11486 (*split.flash_segment): New insn-and-split.
11487 * config/avr/avr.c (avr_init_builtins): Add local variables:
11488 const_memx_void_node, const_memx_ptr_type_node,
11489 char_ftype_const_memx_ptr.
11491 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11493 PR tree-optimization/52445
11494 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11495 add ssa_name_ver, offset and size fields and change store field
11497 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11498 (add_or_mark_expr): Likewise. Only consider previous stores
11499 with the same size and offset.
11500 (nt_init_block): Only look at gimple_assign_single_p stmts,
11501 doesn't look at rhs2.
11503 2012-03-01 Richard Guenther <rguenther@suse.de>
11505 PR middle-end/52443
11506 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11507 conversions from integral types to pointer types.
11509 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11511 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11512 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11513 unintentionally removed in r184616.
11515 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11517 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11520 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11521 Uros Bizjak <ubizjak@gmail.com>
11524 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11525 alternatives, add "e" constraint to the new last alternative
11526 and ! to last 3 alternatives.
11528 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11530 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11531 DW_AT_artificial attributes at the end of the processing.
11532 (gen_array_type_die): Likewise.
11533 (gen_enumeration_type_die): Likewise.
11534 (gen_struct_or_union_type_die): Likewise.
11535 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11538 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11540 PR middle-end/52419
11541 * expr.c (expand_assignment): If doing misaligned store that doesn't
11542 cover all mode bits, perform a RMW cycle.
11544 PR tree-optimization/52429
11545 * tree-parloops.c (separate_decls_in_region_debug): Return early
11546 if var is LABEL_DECL.
11548 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11550 PR tree-optimization/52424
11551 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11552 calling dom_thread_across_edge.
11554 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11556 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11558 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11560 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11561 * config/avr/avr.c (avr_output_bld): Remove unused function.
11562 (avr_out_sbxx_branch): Use "%T" to print bit position.
11564 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11566 * config/avr/avr.md: Untabify.
11568 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11570 * config/avr/avr.md (eqne): New code iterator.
11571 (*dec-and-branchsi): Use it in text peephole's condition.
11572 (*dec-and-branchhi): Ditto.
11573 (*dec-and-branchqi): Ditto.
11575 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11578 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11579 the device does not have the skip-bug.
11581 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11583 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11584 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11585 -mpretend-cmove): New.
11587 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11590 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11591 doesn't count DEBUG_INSN refs.
11592 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11593 for DEBUG_INSN refs.
11595 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11599 2012-02-20 Richard Guenther <rguenther@suse.de>
11600 PR tree-optimization/52298
11601 * tree-vect-stmts.c (vectorizable_load): Properly use
11602 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11604 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11606 PR middle-end/51752
11607 * gimple.h (gimple_in_transaction): New.
11608 (gimple_set_in_transaction): New.
11609 (struct gimple_statement_base): Add in_transaction field.
11610 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11612 (tree_ssa_lim_initialize): Compute transaction bits.
11613 * tree.h (compute_transaction_bits): Protoize.
11614 * trans-mem.c (tm_region_init): Use the heap to store BB
11616 (compute_transaction_bits): New.
11618 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11620 * gcc.c (display_help): Document --help=common and sort entries
11623 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11625 * doc/install.texi: Document check-$LANG specific shortcuts
11627 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11630 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11632 * config/arm/arm_neon.h: Regenerate.
11633 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11634 (neon_vcgeu): New insn.
11635 (neon_vcgtu): Likewise.
11636 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11637 (ops): Unsigned comparison intrinsics call a different builtin.
11639 2012-02-28 Richard Guenther <rguenther@suse.de>
11642 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11643 ordering for the VEC_CONCAT for two element vectors for
11644 V2SFmode, V2SImode and V2DImode.
11646 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11649 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11650 detecting big-endian triplets.
11652 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11654 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11655 mode if there is no type information available.
11657 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11659 PR tree-optimization/53207
11660 * doc/invoke.texi: Document as experimental and relying on graphite.
11662 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11664 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11665 of initializer to changes from r184614.
11667 2012-02-28 Richard Guenther <rguenther@suse.de>
11669 PR tree-optimization/52395
11670 * tree-sra.c (build_ref_for_offset): Also look at the base
11671 TYPE_ALIGN when figuring out the alignment of the replacement.
11673 2012-02-28 Richard Guenther <rguenther@suse.de>
11675 PR tree-optimization/52402
11676 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11677 mis-aligned types when creating the accesses at the call site.
11679 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11681 * config/avr/builtins.def: New file.
11682 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11683 * config/avr/avr.c (enum avr_builtin_id): Use it.
11684 (avr_init_builtins): Use it. And use avr_bdesc.
11685 (bdesc_1arg): Remove.
11686 (bdesc_2arg): Remove.
11687 (bdesc_3arg): Remove.
11688 (struct avr_builtin_description): Add field n_args.
11689 (avr_bdesc): New static variable using builtins.def.
11690 (avr_expand_builtin): Use it.
11691 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11692 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11693 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11695 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11698 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11699 match only one single hard register with respective hard reg rtx.
11700 (movmemx_<mode>): Ditto.
11701 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11702 insn anatomy of movmem[x]_<mode>.
11703 (avr_out_movmem): Same for printing assembler and operand usage.
11705 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11709 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
11710 address spaces located outside of device flash.
11712 * config/avr/avr.h (base_arch_s): Remove field n_segments.
11713 (mcu_type_s): Add field n_flash.
11714 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
11715 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
11716 (AVR_MCU): Add N_FLASH argument.
11717 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
11718 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
11719 macro __FLASH<n> if that address space makes sense for the device.
11720 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
11721 outside of target flash.
11722 (avr_asm_named_section): Ditto.
11723 (avr_asm_select_section): Ditto.
11724 (avr_addr_space_convert): Ditto.
11725 (avr_emit_movmemhi): Ditto.
11726 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
11727 address space is outside of device flash.
11728 (avr_insert_attributes): Ditto.
11729 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
11730 avr_current_arch->n_segments.
11732 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
11735 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
11736 (*movabs<mode>_2): Likewise.
11738 2012-02-27 Jakub Jelinek <jakub@redhat.com>
11741 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
11742 s_register_operand in the test instead of REG_P. Don't call
11743 gen_reg_rtx if it won't be used.
11745 PR tree-optimization/52376
11746 * ipa-split.c (split_function): Ignore CLOBBER stmts.
11748 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
11750 * ifcvt.c (noce_get_condition): Check condition variable is not
11751 small_register_classes_for_mode_p before accepting.
11753 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
11755 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
11757 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11760 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11761 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11763 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11765 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
11767 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
11769 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
11771 * config/sh/predicates.md: Remove blank lines.
11772 * config/sh/sh.c: Fix typos in comments.
11773 * config/sh/constraints.md: Likewise.
11774 * config/sh/sh.md: Remove blank lines.
11775 Fix typos in comments. Use ;; as comment characters.
11777 2012-02-26 Walter Lee <walt@tilera.com>
11779 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
11780 (replace_mov_pcrel_step2): Ditto.
11782 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
11785 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
11786 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
11787 and locs that reference values newer than the non-canonical value
11788 at hand. Return the canonical value as a worst case.
11789 (memrefs_conflict_p): Walk canonical value's locs.
11792 * cselib.c (preserve_only_constants): Rename to...
11793 (preserve_constants_and_equivs): ... this. Split out...
11794 (invariant_or_equiv_p): ... this. Preserve plus expressions
11795 of other preserved expressions too.
11796 (cselib_reset_table): Adjust.
11797 * var-tracking.c (reverse_op): Use canonical value to build
11800 2012-02-23 Kai Tietz <ktietz@redhat.com>
11802 * config/i386/i386.c (ix86_delegitimize_address): Handle
11803 UNSPEC_PCREL plus displacement.
11805 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
11808 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
11809 to test for unusedness in st X addressing.
11811 2012-02-24 Richard Guenther <rguenther@suse.de>
11813 PR middle-end/52361
11814 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
11815 (is_gimple_reg_type): Move inline ...
11816 * gimple.h (is_gimple_reg_type): ... here.
11818 2012-02-24 Richard Guenther <rguenther@suse.de>
11820 PR middle-end/52361
11821 * passes.c (execute_function_todo): When verifying SSA form
11822 verify gimple form first.
11823 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
11825 2012-02-24 Richard Guenther <rguenther@suse.de>
11827 PR middle-end/52355
11828 * fold-const.c (fold_addr_of_array_ref_difference): New function.
11829 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
11831 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11833 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
11835 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11837 * tree-phinodes.c (make_phi_node): Mark static.
11838 * tree-flow.h (make_phi_node): Remove extern decl.
11839 * doc/gimple.texi (make_phi_node): Remove documentation.
11841 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11843 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
11844 * tree-ssa-sccvn.c (print_scc): Ditto.
11846 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11848 * doc/passes.texi (Full redundancy elimination): Fix typo.
11850 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11852 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
11854 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
11857 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
11859 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
11862 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
11864 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
11866 * config/avr/avr.md (code_stdname): Add ior, xor.
11867 (xior): New code iterator.
11868 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
11869 (*<code_stdname><mode>qi.byte1-3): Ditto.
11871 2012-02-23 Jakub Jelinek <jakub@redhat.com>
11873 PR tree-optimization/52019
11874 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
11877 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11879 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
11880 HAVE_INITFINI_ARRAY to work around namespace pollution in
11881 certain versions of newlib system headers.
11882 * config.in: Regenerate.
11883 * configure: Regenerate.
11884 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
11885 instead of HAVE_INITFINI_ARRAY.
11887 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
11890 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
11891 is not offsettable memory reference.
11893 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11896 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
11897 setting avr_need_clear_bss_p for __gnu_lto* symbols.
11899 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11901 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
11902 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
11904 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11906 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
11907 library on Solaris 8 even without TLS support.
11908 * configure: Regenerate.
11910 2012-02-22 Richard Guenther <rguenther@suse.de>
11912 PR middle-end/52329
11913 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
11914 for GIMPLE_DEBUG stmts.
11916 2012-02-22 Martin Jambor <mjambor@suse.cz>
11918 PR middle-end/51782
11919 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
11920 according to the base object.
11922 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11924 PR rtl-optimization/50063
11925 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
11926 and 2 (8-bit SP) in operand 2.
11927 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
11928 setup to use movhi_sp_r instead of vanilla move to write SP.
11929 Adjust REG_CFA notes to superseed unspec.
11930 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
11932 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
11933 known to be off) only with TARGET_NO_INTERRUPTS. Never use
11934 irq_state 1 (IRQ known to be on) here.
11936 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
11938 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
11940 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
11941 assign_hard_reg): Likewise.
11943 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11945 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
11947 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11949 * config/avr/avr.md
11950 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
11951 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
11953 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11955 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
11956 prototype from here to...
11957 * config/avr/avr.h: ...here.
11959 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
11962 * thumb2.md (thumb2_shiftsi3_short): Split register and
11963 immediate shifts. For register shifts tie operands 0 and 1.
11964 (peephole2 for above): Check that register-controlled shifts
11965 have suitably tied operands.
11967 2012-02-21 Quentin Neill <quentin.neill@amd.com>
11970 * config/i386/bdver1.md (bdver1_call, bdver1_push,
11971 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
11972 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
11973 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
11974 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
11975 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
11976 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
11977 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
11978 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
11979 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
11980 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
11981 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
11982 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
11983 bdver1_ssevector_avx256_unaligned_load,
11984 bdver1_ssevector_sse128_unaligned_load,
11985 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
11986 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
11987 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
11988 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
11989 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
11990 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
11991 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
11992 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
11993 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
11994 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
11995 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
11996 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
11997 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
11998 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
11999 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12000 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12001 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12002 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12003 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12004 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12005 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12006 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12007 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12008 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12009 bdver1_ssediv_double_load, bdver1_ssediv_double,
12010 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12011 Add "bdver2" attribute.
12013 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12015 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12016 default if possible and not specified otherwise.
12018 2012-02-21 Richard Guenther <rguenther@suse.de>
12020 PR middle-end/52314
12021 * gimplify.c (create_tmp_from_val): Use the main variant type
12022 for the type of the temporary we create.
12024 2012-02-21 Richard Guenther <rguenther@suse.de>
12026 PR tree-optimization/52324
12027 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12028 do not gimplify a MEM_REF address operand if it is already
12031 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12033 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12034 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12036 2012-02-21 Richard Guenther <rguenther@suse.de>
12038 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12039 nested_in_vect_loop.
12041 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12043 PR tree-optimization/52318
12044 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12045 vdef also to non-pure/const call stmts in the sequence.
12047 2012-02-21 Tristan Gingold <gingold@adacore.com>
12049 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12051 2012-02-20 David S. Miller <davem@davemloft.net>
12053 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12054 don't use the "rd %pc" instruction on v9 for PIC register loads.
12056 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12058 PR middle-end/52141
12059 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12060 in a transaction safe function.
12062 2012-02-20 Kai Tietz <ktietz@redhat.com>
12065 * stor-layout.c (place_field): Handle desired_align for
12068 2012-02-20 Richard Guenther <rguenther@suse.de>
12070 PR tree-optimization/52298
12071 * tree-vect-stmts.c (vectorizable_store): Properly use
12072 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12074 (vectorizable_load): Likewise.
12075 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12076 Access DR_STEP after ensuring it is not NULL.
12078 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12080 PR tree-optimization/52286
12081 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12082 optimization use double_int_to_tree instead of build_int_cst_wide,
12083 rewrite to use double_int vars.
12085 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12088 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12090 Remove -e 0 from $gcc_cv_ld invocation.
12091 Only use __GLIBC_PREREQ if defined.
12092 Enable on Solaris since Solaris 8 patch.
12093 (gcc_SUN_LD_VERSION): New macro.
12094 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12095 gcc_SUN_LD_VERSION for version number format.
12096 * configure: Regenerate.
12097 * varasm.c (get_elf_initfini_array_priority_section): Set
12098 SECTION_NOTYPE for non-default priority.
12099 Use get_section instead of get_unnamed_section to emit
12100 .init_array/.fini_array with default priority.
12102 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12104 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12105 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12106 (mips_start_unique_function, mips_output_mips16_rdhwr)
12107 (mips_code_end): New functions.
12108 (TARGET_ASM_CODE_END): Define.
12110 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12112 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12113 to stubs with non-sibling calls.
12115 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12117 * doc/invoke.texi (-fira-* options): Copy-edit.
12118 (ira-* parameters): Copy-edit.
12120 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12122 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12123 GCC coding conventions.
12125 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12127 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12128 when used as adjectives.
12130 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12132 * doc/invoke.texi: Clean up "that"/"which" confusion.
12134 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12136 * system.h: Poison SMALL_REGISTER_CLASSES
12137 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12138 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12140 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12142 PR tree-optimization/52285
12143 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12144 when deciding if a call is a tail call or tail recursion.
12146 2012-02-16 Kai Tietz <ktietz@redhat.com>
12148 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12149 interger-constant displacement for UNSPEC_PCREL.
12151 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12153 PR rtl-optimization/52208
12154 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12155 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12157 PR tree-optimization/52255
12158 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12159 loop->header has virtual PHI, but exit_e->dest doesn't, add
12160 virtual PHI to exit_e->dest and adjust all uses after the loop.
12163 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12164 children with clone_tree_hash, not after it.
12166 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12168 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12169 extended identifiers.
12171 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12173 PR middle-end/51929
12174 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12175 a same_body_alias, also test whether e->callee isn't a former
12176 or current clone of the decl this is a same body alias of.
12178 PR translation/52264
12179 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12181 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12183 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12185 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12188 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12189 force_reg instead of copy_to_reg for better optimization. Force
12190 non-register or memory operands into a register.
12192 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12194 * extend.texi: Reserve upper bits of memory model for future use.
12196 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12197 Anatoly Sokolov <aesok@post.ru>
12198 Eric Weddington <eric.weddington@atmel.com>
12201 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12202 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12203 Rewrite initializers for .macro.
12204 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12205 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12206 atxmega32d4, atxmega32x1.
12207 avrxmega4: atxmega64a3, atxmega64d3.
12208 avrxmega5: atxmega64a1, atxmega64a1u.
12209 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12210 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12211 avrxmega7: atxmega128a1, atxmega128a1u.
12212 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12213 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12214 (struct base_arch_s): Rename reserved to xmega_p.
12215 Rename reserved2 to have_rampd.
12216 (AVR_XMEGA): New define.
12217 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12218 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12219 * config/avr/predicates.md (io_address_operand): Take into
12220 account SFR offset.
12221 (low_io_address_operand): Ditto.
12222 (high_io_address_operand): Ditto.
12223 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12224 (enabled, movhi_sp_r): Use them.
12225 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12226 cpp_define_formatted to built-in define __AVR_ARCH__.
12227 (__AVR_XMEGA__): New built-in define.
12228 (__AVR_HAVE_RAMPD__): New built-in define.
12229 (__AVR_HAVE_RAMPX__): New built-in define.
12230 (__AVR_HAVE_RAMPY__): New built-in define.
12231 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12233 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12234 (avr_option_override): Initialize them.
12235 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12236 (avr_init_expanders): Initialize them. No more block several calls.
12237 (emit_push_sfr): New static function.
12238 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12240 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12241 (avr_print_operand): Print addreeses as symbols for
12242 RAMPX, RAMPY, RAMPD, CCP.
12243 (output_movhi): Handle AVR_XMEGA when writing to SP.
12244 (avr_out_movhi_mr_r_xmega): New static function.
12245 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12246 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12247 __RAMPD__, __CCP__ as needed.
12249 * config/avr/multilib.h: Regenerate.
12250 * config/avr/t-multilib: Regenerate.
12251 * config/avr/avr-tables.opt: Regenerate.
12253 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12255 PR tree-optimization/50561
12256 * graphite-flattening.c (lst_project_loop): Do not
12257 remove old scattering dimensions after flattening.
12258 (lst_do_flatten): Likewise.
12260 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12262 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12263 __builtin_avr_map8, __builtin_avr_map16.
12264 Document __builtin_avr_insert_bits.
12266 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12267 (insert_bits): New insn.
12268 (adjust_len.map_bits): Rename to insert_bits.
12269 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12270 * avr-protos.h (avr_out_map_bits): Remove.
12271 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12272 * config/avr/constraints.md (Cxf,C0f): New.
12273 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12274 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12275 New built-in define __BUILTIN_AVR_INSERT_BITS.
12276 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12277 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12278 (avr_move_bits): Rewrite.
12279 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12281 (avr_map_op_t): New typedef.
12282 (avr_map_op): New static variable.
12283 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12284 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12285 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12286 (bdesc_3arg, avr_expand_triop_builtin): New.
12287 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12288 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12289 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12290 (avr_map_equal_p, avr_map_sig_p): Remove.
12291 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12292 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12293 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12294 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12295 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12296 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12298 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12300 * config/c6x/c6x.md (reserve_cycles): New attribute.
12301 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12302 don't reserve functional units after the branch occurs.
12304 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12306 PR middle-end/52142
12307 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12308 functions into non-tm_pure functions.
12310 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12313 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12314 (iterative_hash_canonical_type): Likewise.
12315 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12318 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12320 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12321 sched-group insn, it either remains alone or the entire list is pruned.
12323 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12325 * doc/install.texi (Prerequisites): Fix grammar.
12326 (Configuration): Likewise.
12328 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12330 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12331 MPC as part of GCC before describing configuring with --with-gmp etc.
12332 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12333 sources are present.
12335 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12338 * dwarf2out.c (clone_tree_hash): New function.
12339 (copy_decls_walk): Use it instead of clone_tree.
12341 2012-02-14 Richard Guenther <rguenther@suse.de>
12343 PR tree-optimization/52244
12344 PR tree-optimization/51528
12345 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12346 replacements for integral types.
12348 2012-02-14 Walter Lee <walt@tilera.com>
12350 * config.gcc: Handle tilegx and tilepro.
12351 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12352 tilegx and tilepro.
12353 Add HAVE_AS_TLS check for tilegx and tilepro.
12354 * configure: Regenerate.
12355 * doc/contrib.texi: Add Mat Hostetter and self.
12356 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12357 Document instruction intrinsics and network accessing intrinsics.
12358 (TILEPro Built-in Functions): New node. Document instruction
12359 intrinsics and network accessing intrinsics.
12360 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12361 (Specific, tilepro-*-linux*): Likewise.
12362 * doc/invoke.texi (TILE-Gx Options): New section.
12363 (TILEPro Options): New section.
12364 * doc/md.texi (TILE-Gx): New section.
12365 (TILEPro): New section.
12366 * common/config/tilegx/tilegx-common.c: New file.
12367 * common/config/tilepro/tilepro-common.c: New file.
12368 * config/tilegx/constraints.md: New file.
12369 * config/tilegx/linux.h: New file.
12370 * config/tilegx/mul-tables.c: New file.
12371 * config/tilegx/predicates.md: New file.
12372 * config/tilegx/sync.md: New file.
12373 * config/tilegx/t-tilegx: New file.
12374 * config/tilegx/tilegx-builtins.h: New file.
12375 * config/tilegx/tilegx-c.c: New file.
12376 * config/tilegx/tilegx-generic.md: New file.
12377 * config/tilegx/tilegx-modes.def: New file.
12378 * config/tilegx/tilegx-multiply.h: New file.
12379 * config/tilegx/tilegx-protos.h: New file.
12380 * config/tilegx/tilegx.c: New file.
12381 * config/tilegx/tilegx.h: New file.
12382 * config/tilegx/tilegx.md: New file.
12383 * config/tilegx/tilegx.opt: New file.
12384 * config/tilepro/constraints.md: New file.
12385 * config/tilepro/gen-mul-tables.cc: New file.
12386 * config/tilepro/linux.h: New file.
12387 * config/tilepro/mul-tables.c: New file.
12388 * config/tilepro/predicates.md: New file.
12389 * config/tilepro/t-tilepro: New file.
12390 * config/tilepro/tilepro-builtins.h: New file.
12391 * config/tilepro/tilepro-c.c: New file.
12392 * config/tilepro/tilepro-generic.md: New file.
12393 * config/tilepro/tilepro-modes.def: New file.
12394 * config/tilepro/tilepro-multiply.h: New file.
12395 * config/tilepro/tilepro-protos.h: New file.
12396 * config/tilepro/tilepro.c: New file.
12397 * config/tilepro/tilepro.h: New file.
12398 * config/tilepro/tilepro.md: New file.
12399 * config/tilepro/tilepro.opt: New file.
12401 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12403 PR tree-optimization/52210
12404 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12405 vect_model_simple_cost with two entry vect_def_type array instead
12406 of an address of dt.
12408 2012-02-14 Richard Guenther <rguenther@suse.de>
12411 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12412 Do not stream DECL_QUALIFIER.
12413 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12414 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12415 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12417 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12420 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12423 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12426 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12427 * cselib.c (cselib_subst_to_values_from_insn): New function.
12428 * sched-deps.c (add_insn_mem_dependence,
12429 sched_analyze_1, sched_analyze_2): Use it.
12431 2012-02-13 Jan Hubicka <jh@suse.cz>
12433 PR middle-end/52214
12434 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12436 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12438 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12439 (GTM_SELF_SPECS): Define if not already defined.
12440 (driver_self_specs): Add GTM_SELF_SPECS.
12441 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12442 (GTM_SELF_SPECS): Define.
12443 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12444 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12446 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12448 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12451 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12453 PR middle-end/52230
12454 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12455 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12457 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12460 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12462 2012-02-13 Richard Guenther <rguenther@suse.de>
12464 PR translation/52211
12465 * passes.c (enable_disable_pass): Fix typo.
12467 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12469 PR middle-end/52209
12470 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12471 XOR for reduce_bit_field if type is unsigned.
12473 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12475 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12476 disallow changes from SFmode to mode with different size in FP regs.
12478 2012-02-12 Robert Millan <rmh@gnu.org>
12479 Gerald Pfeifer <gerald@pfeifer.com>
12481 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12484 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12486 PR rtl-optimization/52175
12487 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12488 to frame-related instructions.
12490 2012-02-10 Jason Merrill <jason@redhat.com>
12493 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12494 (demangle_new_symbols): Fill it.
12495 (scan_linker_output): Walk it.
12496 (start_tweaking): Split out from scan_linker_output.
12497 (maybe_tweak): Update sym->chosen.
12498 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12500 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12503 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12505 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12507 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12508 having the same mode as previous compare.
12510 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12512 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12513 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12514 (nonlocal_goto_internal): Likewise.
12515 (nonlocal_goto): Emit a use and an indirect jump directly.
12517 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12520 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12521 __atomic_{is,always}_lock_free.
12523 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12526 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12527 negative constant address for TARGET_X32.
12529 2012-02-10 Richard Henderson <rth@redhat.com>
12531 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12532 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12533 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12535 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12536 Ira Rosen <irar@il.ibm.com>
12538 PR tree-optimization/50031
12539 * targhooks.c (default_builtin_vectorization_cost): Handle
12540 vec_promote_demote.
12541 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12542 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12543 all types of reduction and pattern statements.
12544 (vect_estimate_min_profitable_iters): Likewise.
12545 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12546 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12547 for explicit realigns.
12548 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12549 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12550 vec_promote_demote.
12551 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12552 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12553 vec_perm for VSX and handle vec_promote_demote.
12555 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12557 PR middle-end/52177
12558 * builtins.c (fold_builtin_atomic_always_lock_free,
12559 expand_builtin_atomic_always_lock_free,
12560 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12561 Return and/or test boolean_true_node/boolean_false_node instead of
12562 integer_one_node/integer_zero_node.
12564 2012-02-10 Jan Hubicka <jh@suse.cz>
12566 PR middle-end/48600
12567 * predict.c (predict_paths_for_bb): Prevent looping.
12568 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12570 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12572 * config/arm/arm.c (output_move_double): In one case properly
12573 count number of instructions that will be emitted.
12575 2012-02-10 Richard Guenther <rguenther@suse.de>
12577 PR translation/52193
12578 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12580 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12582 PR middle-end/52140
12583 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12585 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12588 * var-tracking.c (emit_note_insn_var_location): If
12589 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12590 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12591 non-NOTE_DURING_CALL_P insn.
12593 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12595 PR middle-end/51867
12596 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12598 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12601 * gcc.c (switch_matches) Support switches with separated form,
12604 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12606 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12608 (RAMPZ_ADDR): Ditto.
12609 * config/avr/avr.c (avr_addr_t): New typedef.
12610 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12611 (avr_init_expanders): Initialize it.
12612 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12614 (expand_epilogue): Ditto.
12615 (avr_print_operand): Ditto.
12616 (avr_file_start): Ditto.
12617 (avr_emit_movmemhi): Ditto.
12619 2012-02-08 Richard Guenther <rguenther@suse.de>
12621 PR tree-optimization/46886
12622 * tree-flow.h (do_while_loop_p): Declare.
12623 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12624 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12626 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12628 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12629 always succeed for integers larger than a native word.
12631 2012-02-08 Richard Guenther <rguenther@suse.de>
12633 PR rtl-optimization/52170
12634 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12635 properly handle integer vector modes.
12637 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12639 PR gcov-profile/52150
12640 * coverage.c: Include target.h.
12641 (build_var): Call targetm.strip_name_encoding on the assembler name.
12642 Change one _ into . or $ if the target allows it.
12643 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12645 PR rtl-optimization/52139
12646 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12647 is a BARRIER after emit_insn_after_noloc, move BB_END
12648 to the last non-BARRIER insn before it.
12650 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12652 PR middle-end/24306
12653 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12654 (mips_gimplify_va_arg_expr): Call it instead of
12655 std_gimplify_va_arg_expr.
12657 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12659 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12660 message for -mno-pointers-to-nested-function.
12662 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12664 PR middle-end/51994
12665 * expr.c (get_inner_reference): If there is an offset, add a negative
12666 bit position to it (if any).
12668 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12670 PR rtl-optimization/52060
12671 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12672 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12673 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12674 and/or i0src_copy2 when needed.
12676 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12678 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12679 or LTOPLUGINSONAME if have_c.
12681 * config/freebsd-spec.h: Add comment about what macros can be defined
12683 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12684 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12687 2012-02-07 Richard Guenther <rguenther@suse.de>
12689 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12690 newline in -alias dumps.
12692 2012-02-07 Kai Tietz <ktietz@redhat.com>
12693 Dave Korn <dave.korn.cygwin@gmail.com>
12696 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12697 Take care that typinfo gets dllexport-attribute.
12699 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12701 PR middle-end/52074
12702 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12703 if modifier < EXPAND_SUM call force_operand on the result.
12705 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
12707 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
12708 adding __forwarder_dst__ prefix if a forwarder_section attribute is
12710 (epiphany_function_type): Replace types for specific interrupts with
12711 EPIPHANY_FUNCTION_INTERRUPT.
12712 (EPIPHANY_INTERRUPT_P): Update.
12713 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
12714 New static function.
12715 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
12716 <disinterrupt>: Affects type identity.
12717 (epiphany_handle_interrupt_attribute): Handle variable number of
12719 (epiphany_compute_function_type): Update for new
12720 epiphany_function_type definition.
12721 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
12722 handlers with a longcall forwarder.
12723 (epiphany_start_function): Handle multiple interrupt arguments and/or
12724 forwarder_section attribute.
12726 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
12729 2012-02-07 Alan Modra <amodra@gmail.com>
12732 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
12735 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12737 PR tree-optimization/50969
12738 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
12739 use vec_perm rather than vector_stmt.
12740 (vect_model_load_cost): Likewise.
12741 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
12742 vec_perm to be the same as other vector statements.
12743 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12744 cost of vec_perm for TARGET_VSX.
12746 2012-02-06 Richard Guenther <rguenther@suse.de>
12748 PR tree-optimization/52115
12749 * tree-sra.c (access_has_replacements_p): New function.
12750 (sra_modify_assign): Use it to decide whether a use is uninitialized.
12752 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
12754 PR middle-end/52047
12755 * trans-mem.c (expand_call_tm): Add an assertion.
12756 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
12759 2012-02-06 Richard Guenther <rguenther@suse.de>
12761 PR tree-optimization/50955
12762 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
12763 raise cost of expressions that replace an address with an
12764 expression based on a different pointer.
12766 2012-02-06 Jakub Jelinek <jakub@redhat.com>
12769 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
12770 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
12772 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
12775 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
12776 -Weffc++ and specify guidelines come from second edition.
12778 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12780 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
12781 (sibcall_value_multiple_internal, call_split, call_internal_direct)
12782 (call_direct_split, call_value_split, call_value_internal_direct)
12783 (call_value_direct_split, call_value_multiple_split): Use jal and
12784 jal_macro attributes.
12786 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12788 * reload1.c (reload_regs_reach_end_p): Replace with...
12789 (reload_reg_rtx_reaches_end_p): ...this function.
12790 (new_spill_reg_store): Update commentary.
12791 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
12792 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
12793 before setting new_spill_reg_store.
12794 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
12795 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
12796 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
12797 for non-spill reload registers.
12799 2012-02-05 Ira Rosen <irar@il.ibm.com>
12801 PR tree-optimization/52091
12802 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
12803 (vect_is_simple_use_1): Likewise.
12804 * tree-vect-loop.c (vectorizable_reduction): Update calls
12805 to vect_is_simple_use_1 and vect_is_simple_use.
12806 (vectorizable_live_operation): Likewise.
12807 * tree-vect-patterns.c (widened_name_p,
12808 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
12809 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
12810 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12811 vectorizable_shift,vectorizable_operation, vectorizable_store,
12812 vectorizable_load): Likewise.
12813 (vect_is_simple_cond): Add an argument, pass it to
12814 vect_is_simple_use_1.
12815 (vectorizable_condition): Update calls to vect_is_simple_cond,
12816 vect_is_simple_use.
12817 (vect_is_simple_use): Add an argument, the statement in which
12818 OPERAND is used. Check that if OPERAND's def stmt is a double
12819 reduction phi node, the use is a phi node too.
12820 (vect_is_simple_use_1): Add an argument, pass it to
12821 vect_is_simple_use.
12822 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
12823 to vect_is_simple_use.
12825 2012-02-04 Jakub Jelinek <jakub@redhat.com>
12827 PR rtl-optimization/52095
12828 * modulo-sched.c (dump_insn_locator): New function.
12829 (loop_canon_p, sms_schedule): Use it.
12831 PR rtl-optimization/52113
12832 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
12833 even for decomposable shift/zext insns.
12835 2012-02-03 Jakub Jelinek <jakub@redhat.com>
12836 Zdenek Dvorak <ook@ucw.cz>
12838 PR rtl-optimization/52092
12839 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
12840 on get_iv_value result.
12842 2012-02-02 Andrew Pinski <apinski@cavium.com>
12844 PR middle-end/47982
12845 PR middle-end/43967
12846 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
12848 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12850 PR middle-end/48071
12851 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
12853 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
12855 PR rtl-optimization/49800
12856 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
12857 (sched_finish): Call regstat_free_n_sets_and_refs.
12859 2012-02-02 Jia Liu <proljc@gmail.com>
12861 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
12864 2012-02-02 Jan Hubicka <jh@suse.cz>
12865 Tom de Vries <tom@codesourcery.com>
12867 PR middle-end/51998
12868 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
12869 * varpool.c (varpool_analyze_pending_decls): Likewise.
12871 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
12872 Jayant R Sonar <jayant.sonar@kpitcummins.com>
12874 * config.gcc: Add cr16-* support.
12876 * doc/extend.texi: Document cr16 extensions.
12877 * doc/install.texi: Document cr16 install.
12878 * doc/invoke.texi: Document cr16 options.
12879 * doc/md.texi: Document cr16 constraints.
12881 * common/config/cr16/cr16-common.c: New file.
12882 * config/cr16/cr16.c: New file.
12883 * config/cr16/cr16.h: New file.
12884 * config/cr16/cr16.md: New file.
12885 * config/cr16/cr16.opt: New file.
12886 * config/cr16/cr16-protos.h: New file.
12887 * config/cr16/predicates.md: New file.
12888 * config/cr16/constraints.md: New file.
12889 * config/cr16/t-cr16: New file.
12891 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12894 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
12895 that operands[2] is either immediate, or q_regs_operand.
12897 PR tree-optimization/52073
12898 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
12899 a pattern stmt for pattern uses, ignore uses outside of the loop.
12901 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12903 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
12904 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
12905 (OUT_AS1, OUT_AS2): Remove.
12907 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12909 PR rtl-optimization/51374
12910 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
12911 to cross other volatile_refs_p insns.
12913 2012-02-01 Richard Guenther <rguenther@suse.de>
12915 * doc/invoke.texi (fno-inline): Clarify documentation.
12916 (finline-small-functions): Likewise.
12917 (finline-functions): Likewise.
12918 * common.opt (finline): Adjust comment and documentation.
12919 (finline-small-functions): Clarify documentation.
12920 (finline-functions): Likewise.
12921 (finline-functions-called-once): Likewise.
12923 2012-02-01 Tristan Gingold <gingold@adacore.com>
12925 * c-typeck.c (composite_type): Keep mode for pointers.
12927 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
12929 * function.h (regno_reg_rtx): Adjust comment.
12930 * reginfo.c (init_reg_modes_target): Only use the previous mode
12931 if it fits within one register. Remove MIPS comment.
12933 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12936 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
12938 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12940 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
12941 to srak instruction.
12943 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12945 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
12947 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12952 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
12954 2012-01-31 Richard Guenther <rguenther@suse.de>
12956 PR tree-optimization/51528
12957 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
12960 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12965 * ree.c (add_removable_extension): Change def_map argument
12966 to unsigned *, store in def_map 1 + offset into *insn_list vector
12967 instead of pointers into the vector.
12968 (find_removable_extensions): Adjust caller.
12970 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12972 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
12973 Transform all "* quoted-c-code" to { c-code }.
12974 Remove redundant test for "optimize" in combine patterns.
12975 Move (include "avr-dimode.md") to end of file.
12977 2012-01-30 Bin Cheng <bin.cheng@arm.com>
12980 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
12981 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
12983 2012-01-30 Richard Guenther <rguenther@suse.de>
12985 PR tree-optimization/52028
12986 * tree-loop-distribution.c (ldist_gen): Properly update
12989 2012-01-30 Jakub Jelinek <jakub@redhat.com>
12992 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
12993 set_cur_line_info_table if not emitting debug info.
12995 PR tree-optimization/52046
12996 * tree-vect-patterns.c (check_bool_pattern): Give up if
12997 a comparison could throw.
13000 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13002 2012-01-30 Richard Guenther <rguenther@suse.de>
13004 PR tree-optimization/52045
13005 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13006 SSA form if cfgcleanup did anything.
13008 2012-01-30 Richard Guenther <rguenther@suse.de>
13010 PR tree-optimization/52045
13011 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13012 before computing final todo.
13014 2012-01-30 Richard Guenther <rguenther@suse.de>
13016 PR tree-optimization/51528
13017 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13020 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13022 * df-problems.c (df_kill_notes): Check that the use refers
13023 to the note under examination.
13025 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13028 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13029 parameter and use short-lived pseudos.
13030 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13031 (sparc_expand_vector_init): Const-ify local variables and adjust
13032 calls to above functions.
13034 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13036 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13038 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13040 * doc/invoke.texi: Make usage of "compile time" and
13041 "run time"/"runtime" consistent throughout the file.
13043 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13045 * config/alpha/alpha.c (alpha_option_override): Default to
13046 full IEEE compliance mode for Go language.
13048 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13050 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13051 (LINK_SSP_SPEC): Define.
13053 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13056 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13059 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13061 * doc/invoke.texi: Correct hyphenation of "floating point",
13062 "double precision", and related terminology throughout the file.
13064 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13067 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13068 arm_general_register_operand predicate for operand 2 instead of
13071 2012-01-27 Ian Lance Taylor <iant@google.com>
13074 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13075 * builtins.c (expand_builtin_init_trampoline): Add onstack
13076 parameter. Change caller.
13077 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13078 * tree.c (build_common_builtin_nodes): Declare
13079 __builtin_init_heap_trampoline.
13081 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13083 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13084 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13085 * config/avr/avr.c: Ditto.
13086 (avr_regnames): Remove because unused.
13087 * config/avr/avr.md (*cpse.ne): New peephole.
13088 (*cpse.eq): New peephole from former cpse peepholes.
13090 2012-01-27 Michael Eager <eager@eagercon.com>
13092 * config/microblaze.c (microblaze_emit_compare): Correct
13093 test after pcmp instruction.
13095 2012-01-27 Richard Guenther <rguenther@suse.de>
13097 PR tree-optimization/52020
13098 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13100 2012-01-27 Richard Guenther <rguenther@suse.de>
13102 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13103 function non-const/pure.
13105 2012-01-27 Richard Guenther <rguenther@suse.de>
13107 PR tree-optimization/50444
13108 * tree-sra.c (build_ref_for_offset): Properly adjust the
13109 MEM_REF type for unaligned accesses.
13111 2012-01-27 Richard Guenther <rguenther@suse.de>
13113 PR tree-optimization/50444
13114 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13115 (expand_assignment): Use it. Properly handle misaligned
13116 bases when expanding stores to component references.
13117 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13118 refactor that case.
13120 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13122 PR middle-end/51389
13123 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13124 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13125 * tree-data-ref.c (find_data_references_in_loop): Make static.
13126 (compute_all_dependences): Change return type to bool. Bail out
13127 for too many datarefs in a loop. Move the hunk resetting the data
13128 dependences vector from ...
13129 (compute_data_dependences_for_loop): ... here. Account for
13130 compute_all_dependences returning false.
13131 (compute_data_dependences_for_bb): Likewise.
13132 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13133 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13135 2012-01-27 Richard Guenther <rguenther@suse.de>
13137 PR middle-end/51959
13138 * expr.c (store_field): Use the alias-set of the scratch memory
13141 2012-01-27 Tom de Vries <tom@codesourcery.com>
13143 PR tree-optimization/51990
13144 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13146 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13148 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13151 * var-tracking.c (reverse_op): Don't add any reverse operation
13152 if V already has any constant locations.
13154 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13156 * doc/invoke.texi: Correct usage of "command line" (noun)
13157 vs "command-line" (adjective) throughout.
13159 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13161 * doc/invoke.texi (Language Independent Options): Move
13162 -Wcoverage-mismatch blurb from here....
13163 (Warning Options): ...to here.
13165 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13167 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13168 Set rs6000_always_hint to false for 476.
13170 2012-01-27 Matthias Klose <doko@ubuntu.com>
13172 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13174 * incpath.c (add_standard_paths): Likewise.
13176 2012-01-27 Richard Henderson <rth@redhat.com>
13178 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13179 * config/m68k/sync.md (atomic_test_and_set): Rename from
13180 sync_test_and_setqi and adjust the operands.
13181 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13182 and unconditionally enable.
13184 2012-01-27 Richard Henderson <rth@redhat.com>
13186 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13187 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13188 (ldstub): Rename from ldstubqi.
13189 (ldstub<I24MODE>): Remove.
13191 2012-01-27 Richard Henderson <rth@redhat.com>
13193 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13194 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13195 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13196 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13197 * doc/tm.texi: Rebuild.
13199 2012-01-27 Richard Henderson <rth@redhat.com>
13201 * optabs.c (gen_atomic_test_and_set): Remove default.
13202 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13204 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13206 PR rtl-optimization/51978
13207 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13208 (combine_reaching_defs): Likewise.
13209 (struct re_info): Remove.
13210 (add_removable_extension): Remove x and data arguments,
13211 add insn, insn_list and def_map. Use the arguments directly
13212 instead of using struct re_info.
13213 (find_removable_extensions): Don't call add_removable_extension
13214 through note_stores, instead just call it with single_set
13215 result if non-NULL.
13216 (find_and_remove_re): Pass curr_cand->expr instead of
13217 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13219 2012-01-26 Michael Matz <matz@suse.de>
13221 PR tree-optimization/46590
13222 * cfgexpand.c: Revert last change (r183305).
13223 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13225 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13226 checking for emptiness.
13228 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13230 PR middle-end/51895
13231 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13232 non-addressable non-BLKmode base correctly.
13234 2012-01-26 Michael Matz <matz@suse.de>
13236 PR tree-optimization/48794
13237 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13238 regions referenced from RESX/EH_DISPATCH.
13240 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13242 * config/s390/s390.h: Make BRANCH_COST an option.
13243 * config/s390/s390.opt: New option -mbranch-cost.
13245 2012-01-26 Richard Henderson <rth@redhat.com>
13247 Revert 2012-01-24 change:
13248 * trans-mem.c (requires_barrier): Do not instrument thread local
13249 variables and emit save/restore for them.
13251 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13253 PR middle-end/51986
13254 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13257 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13259 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13262 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13265 Rename __pgm to __flash.
13266 Rename __pgm1 to __flash1.
13267 Rename __pgm2 to __flash2.
13268 Rename __pgm3 to __flash3.
13269 Rename __pgm4 to __flash4.
13270 Rename __pgm5 to __flash5.
13271 Rename __pgmx to __memx.
13272 * doc/extend.texi (AVR Named Address Spaces)
13273 Rename address space names as indicated above.
13274 * config/avr/avr.c (avr_addrspace): Ditto.
13276 * config/avr/avr-protos.h
13277 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13278 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13279 * config/avr/predicates.md: Ditto.
13280 * config/avr/avr.c Ditto, and
13281 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13282 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13284 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13285 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13286 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13287 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13288 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13289 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13290 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13291 * config/avr/avr.c: Ditto.
13292 * config/avr/avr.md: Ditto.
13294 2012-01-25 Jason Merrill <jason@redhat.com>
13297 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13299 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13301 PR tree-optimization/51987
13302 * tree-data-ref.c (get_references_in_stmt): Handle references in
13303 non-volatile GIMPLE_ASM.
13305 2012-01-25 Richard Guenther <rguenther@suse.de>
13307 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13308 bases are dereferenced.
13310 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13312 PR rtl-optimization/48374
13313 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13315 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13317 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13318 compute_data_dependences_for_loop returns false.
13319 * tree-parloops.c (loop_parallel_p): Likewise.
13321 2012-01-25 Richard Guenther <rguenther@suse.de>
13323 * tree.h (get_pointer_alignment_1): Declare.
13324 * builtins.c (get_pointer_alignment_1): New function.
13325 (get_pointer_alignment): Use it.
13327 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13329 PR rtl-optimization/48308
13330 * combine.c (enum undo_kind): Add UNDO_LINKS.
13331 (struct undo): Add member l to other_contents and where.
13332 (do_SUBST_LINK): New.
13334 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13335 (undo_all): Handle UNDO_LINKS.
13337 2012-01-25 Richard Henderson <rth@redhat.com>
13339 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13342 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13344 * optabs.c (gen_atomic_test_and_set): Use each argument.
13346 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13348 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13349 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13350 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13351 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13352 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13353 TARGET_PAIRED_SINGLE_FLOAT.
13355 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13357 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13358 (in_struct, return_val): Remove MEM documentation.
13359 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13360 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13361 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13363 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13364 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13365 * expr.c (store_field): Likewise.
13366 * function.c (assign_stack_temp_for_type): Likewise.
13367 * ifcvt.c (noce_try_cmove_arith): Likewise.
13368 * reload1.c (reload): Likewise.
13369 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13370 (alpha_set_memflags): Likewise.
13371 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13373 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13375 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13377 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13378 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13379 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13381 * cselib.c (cselib_rtx_varies_p): Delete.
13382 (cselib_invalidate_mem): Update call to canon_true_dependence.
13383 * dse.c (record_store, check_mem_read_rtx): Likewise.
13384 (scan_reads_nospill): Likewise.
13385 * cse.c (check_dependence): Likewise.
13386 (cse_rtx_varies_p): Delete.
13387 * expr.c (safe_from_p): Update call to true_dependence.
13388 * ira.c (validate_equiv_mem_from_store): Likewise.
13389 (memref_referenced_p): Likewise.
13390 * postreload-gcse.c (find_mem_conflicts): Likewise.
13391 * sched-deps.c (sched_analyze_2): Likewise.
13392 * store-motion.c (load_kills_store): Likewise.
13393 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13394 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13395 (compute_transp): Update call to canon_true_dependence.
13397 2012-01-25 Richard Henderson <rth@redhat.com>
13399 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13400 (maybe_emit_atomic_test_and_set): New.
13401 (expand_sync_lock_test_and_set): Use it.
13402 (expand_atomic_test_and_set): Likewise.
13403 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13404 the implementation; clarify implementation defined details.
13405 * doc/md.texi (atomic_test_and_set): Document.
13407 2012-01-25 Richard Henderson <rth@redhat.com>
13409 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13411 2012-01-25 Richard Henderson <rth@redhat.com>
13414 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13415 to effect no-op split.
13417 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13420 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13421 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13422 (BT_FN_VOID_PTR_INT_SIZE): New.
13423 (BT_FN_UINT_UINT_VAR): Remove.
13424 (BT_FN_UINT32_UINT32_VAR): New.
13425 (BT_FN_DOUBLE_VPTR): Remove.
13426 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13428 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13429 (_ITM_changeTransactionMode): Same.
13430 (_ITM_memmoveRtWt): Change return type to void.
13431 (_ITM_memcpyRtWt): Same.
13432 (_ITM_memsetW): Same.
13433 (_ITM_RaRD): Change types to double.
13438 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13440 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13441 Patrick Marlier <patrick.marlier@gmail.com>
13443 * trans-mem.c (requires_barrier): Do not instrument thread local
13444 variables and emit save/restore for them.
13446 2012-01-24 Jason Merrill <jason@redhat.com>
13449 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13450 output static aliases.
13452 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13455 * common.opt (-pie, -shared, pie, shared): Change from Common to
13457 * gcc.c (display_help): Display help for -pie and -shared.
13459 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13462 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13463 Remove note on size/offset limitation.
13464 (AVR Variable Attributes): Add example how to read data located
13465 with progmem. Refer to named address spaces.
13466 * doc/invoke.texi (AVR Options): Fix typo.
13468 2012-01-24 Richard Guenther <rguenther@suse.de>
13470 Forward-port to trunk
13471 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13473 PR middle-end/45678
13474 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13475 op0 isn't sufficiently aligned and there is movmisalignM
13476 insn for mode, use it to load op0 into a temporary register.
13478 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13481 * target.def (const_not_ok_for_debug_p): New hook.
13482 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13484 * doc/tm.texi: Regenerated.
13485 * dwarf2out.c (const_ok_for_output_1): If
13486 targetm.const_not_ok_for_debug_p returns true, fail.
13487 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13489 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13491 2012-01-23 Kai Tietz <ktietz@redhat.com>
13494 * config/i386/predicates.md (symbolic_operand): Allow
13495 UNSPEC_PCREL as PIC expression for lea.
13496 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13497 * config/i386/i386.c (ix86_delegitimize_address): Handle
13498 UNSPEC_PCREL for none-MEM, too.
13500 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13502 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13503 (ipa_tm_create_version_alias): Same.
13505 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13508 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13509 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13511 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13512 Patrick Marlier <patrick.marlier@gmail.com>
13513 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13516 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13517 simple_object_start_read.
13519 2012-01-23 Richard Guenther <rguenther@suse.de>
13522 PR tree-optimization/51895
13523 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13524 parameter decomposition into BLKmode components.
13526 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13528 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13529 fake variables for restrict-qualified pointers whose pointed-to type
13530 contains a placeholder.
13532 2012-01-23 Richard Guenther <rguenther@suse.de>
13534 PR tree-optimization/51949
13535 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13537 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13539 PR rtl-optimization/51933
13540 * ree.c (transform_ifelse): Return true right away if dstreg is
13541 already wider or equal to cand->mode.
13542 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13543 (make_defs_and_copies_lists): Remove defs_list and copies_list
13544 arguments, add state argument, just truncate state->work_list
13545 instead of always allocating and freeing the vector. Assert that
13546 get_defs succeeds instead of returning 2. Changed return type to bool.
13547 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13548 have ext_src_mode, see if it has been modified already with the
13549 right kind of extension and has been extended before from the
13550 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13551 just return true. Remember the original mode in state->modified array.
13552 (combine_reaching_defs): Add state argument. Don't allocate and
13553 free here def_list, copied_list and vec vectors, instead just
13554 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13555 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13556 Add state variable, clear vectors in it, initialize state.modified
13557 if needed. Free all the vectors at the end and state.modified too.
13558 Don't skip a candidate if the extension expression has been modified.
13560 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13563 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13564 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13565 (extra_options) interix.opt -> i386/interix.opt"
13566 (extra_objs):Add winnt-stubs.o
13567 * configure.ac: Add interix to target_os .comm on PE check.
13568 * configure: Regenerate.
13569 * config/interix3.h: Delete and move bits to..
13570 * config/interix.h: Delete and move bits to..
13571 * config/i386/i386-interix3.h: Delete and move bits to..
13572 * config/i386/i386-interix.h: ..here.
13573 (TARGET_CPU_DEFAULT): Remove redefinition.
13574 (TARGET_ASM_CONSTRUCTOR): Undefine.
13575 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13576 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13577 (PTRDIFF_TYPE): Define.
13578 (LONG_DOUBLE_TYPE_SIZE): Define.
13579 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13580 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13581 (TARGET_SECTION_TYPE_FLAGS): Define.
13582 (ASM_DECLARE_FUNCTION_NAME): Define.
13583 (ASM_OUTPUT_EXTERNAL): Define.
13584 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13585 (ASM_OUTPUT_ALIGNED_BSS): Define.
13586 (PCC_BITFIELD_TYPE_MATTERS): Define.
13587 (USE_CONST_SECTION): Define.
13588 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13589 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13590 (SUPPORTS_ONE_ONLY): Remove.
13591 (I386_PE_STRIP_ENCODING): Define.
13592 * config/interix.opt: Delete and move bits to..
13593 * config/i386/interix.opt: ..here. New.
13594 (mpe-aligned-commons): Add.
13595 * config/i386/t-interix: Add copyright header.
13596 (winnt-stubs.o): Add rule.
13598 2012-01-22 Jason Merrill <jason@redhat.com>
13601 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13602 for extra name aliases.
13604 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13606 PR rtl-optimization/51924
13607 * ree.c (combine_set_extension): Improve debugging message.
13608 (combine_reaching_defs): Likewise.
13609 (get_defs): Rename confusingly named variable.
13610 (find_and_remove_re): Skip a candidate if the extension expression has
13613 2012-01-21 Robert Millan <rmh@gnu.org>
13614 Gerald Pfeifer <gerald@pfeifer.com>
13616 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13617 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13619 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13621 PR tree-optimization/51914
13622 * tree-vect-stmts.c (vectorizable_conversion): For
13623 cvt_type && modifier == WIDEN, put temporary with cvt_type
13624 at the beginning of vec_dsts and set vec_dest to temporary
13627 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13629 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13631 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13633 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13634 * config/rs6000/rs6000.c: Likewise.
13636 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13639 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13640 output_move_double on a copy of operands array.
13642 2012-01-20 Cary Coutant <ccoutant@google.com>
13643 Dodji Seketeli <dodji@redhat.com>
13646 * dwarf2out.c (copy_declaration_context): Return ref to parent
13647 of declaration DIE, if necessary.
13648 (remove_child_or_replace_with_skeleton): Add new parameter; update
13649 caller. Place skeleton DIE under parent DIE of original declaration.
13650 Move call to copy_declaration_context to here ...
13651 (break_out_comdat_types): ... from here.
13653 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13655 PR rtl-optimization/51856
13656 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13659 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13662 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13663 hints for neon loads and stores.
13665 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13669 * doc/extend.texi (Named Address Spaces): Split into subsections.
13670 (AVR Named Address Spaces): New subsection.
13671 (M32C Named Address Spaces): New subsection.
13672 (RL78 Named Address Spaces): New subsection.
13673 (SPU Named Address Spaces): New subsection.
13674 (Variable Attributes): New anchor "AVR Variable Attributes".
13675 (AVR Variable Attributes): Rewrite and avoid wording
13676 "address space" in this context.
13677 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13678 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13679 (AVR Built-in Macros): New subsubsection therein.
13680 * doc/md.texi (AVR constraints): Remove "C04", "R".
13682 2012-01-20 Richard Guenther <rguenther@suse.de>
13684 PR tree-optimization/51903
13685 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13686 when removing stmts.
13688 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13691 * config/arm/arm.c (arm_load_pic_register): Use
13692 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13693 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13694 (arm_pic_static_addr): Likewise.
13695 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13696 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13697 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13698 (pic_load_addr_unified): New.
13700 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13703 * function.c (instantiate_virtual_regs_in_insn): Use
13704 delete_insn_and_edges when removing a wrong asm insn.
13706 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
13708 PR rtl-optimization/40761
13709 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
13710 Add new member loop_num.
13711 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
13712 (ira_build): Remove the parameter.
13714 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
13715 (ira.c): Do not build CFG loops for one region allocation. Remove
13716 argument from ira_build call.
13718 * ira-build.c (init_loop_tree_node): New function.
13719 (create_loop_tree_nodes): Use it. Separate the case when CFG
13720 loops are not built.
13721 (more_one_region_p): Check current_loops.
13722 (finish_loop_tree_nodes): Separate the case when CFG loops are not
13724 (add_loop_to_tree): Process loop equal to NULL too.
13725 (form_loop_tree): Separate the case when CFG loops are not built.
13726 Use explicitly number for the root.
13727 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
13729 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
13730 instead of loop->num.
13731 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
13732 (mark_all_loops_for_removal): Ditto.
13733 (remove_unnecessary_regions): Separate the case when CFG loops
13735 (ira_build): Remove the parameter. Use explicit number of regions
13736 when CFG loops are not built.
13738 * ira-color.c (print_loop_title): Separate the case for the root node.
13739 Use loop_num instead of loop->num.
13740 (move_spill_restore): Use loop_num instead of loop->num.
13742 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
13743 (change_loop): Ditto.
13744 (change_loop): Use loop_num instead of loop->num.
13746 * ira-lives.c (process_bb_node_lives): Ditto.
13748 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
13750 * ira-conflicts.c (print_allocno_conflicts): Ditto.
13752 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13754 PR libmudflap/40778
13755 * tree-mudflap.c (mf_artificial): New function.
13756 (execute_mudflap_function_ops, execute_mudflap_function_decls,
13757 mx_register_decls, mudflap_enqueue_decl): Use it.
13760 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
13761 numbers in the insn pattern.
13763 2012-01-19 Michael Matz <matz@suse.de>
13765 PR tree-optimization/46590
13766 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
13767 use it in remembering which conflicts we already created.
13768 (add_scope_conflicts): Adjust call to above, (de)allocate helper
13771 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
13774 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
13775 (merge_and_complain): Same.
13777 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13780 * config/initfini-array.h: Guard content of the header
13781 with #ifdef HAVE_INITFINI_ARRAY.
13782 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
13783 Add initfini-array.h to tm_file here.
13784 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
13785 * config.gcc: Don't add initfini-array.h to tm_file here.
13786 * configure: Regenerated.
13788 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
13790 PR rtl-optimization/51505
13791 * df-problems.c (df_kill_notes): New parameter live. Update comment.
13792 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
13793 (df_note_bb_compute): Update the call to df_kill_notes.
13795 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
13797 * trans-mem.c (requires_barrier): Remove call to is_global_var.
13799 2012-01-18 Richard Guenther <rguenther@suse.de>
13801 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
13802 of conversions to void *.
13804 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13805 Richard Sandiford <rdsandiford@googlemail.com>
13807 PR middle-end/50325
13808 PR middle-end/51192
13809 * optabs.h (simplify_expand_binop): Declare.
13810 * optabs.c (simplify_expand_binop): Make global.
13811 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
13812 endian targets if the source cannot be exactly covered by word
13815 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13818 * hard-reg-set.h (struct hard_reg_set_container): New type.
13819 * target.h (struct hard_reg_set_container): Forward declare.
13820 * target.def (set_up_by_prologue): New target hook.
13821 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
13822 * doc/tm.texi: Regenerated.
13823 * function.c (thread_prologue_and_epilogue_insns): Change
13824 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
13825 Call targetm.set_up_by_prologue on it.
13826 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
13827 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
13829 2012-01-17 Nick Clifton <nickc@redhat.com>
13831 * config/rx/rx.c (rx_can_use_simple_return): New function.
13832 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
13833 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
13835 2012-01-17 Richard Guenther <rguenther@suse.de>
13837 PR middle-end/51782
13838 * expr.c (expand_assignment): Take address-space information
13839 from the address operand of MEM_REF and TARGET_MEM_REF.
13840 (expand_expr_real_1): Likewise.
13842 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13844 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
13845 reload dump is requested.
13847 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
13850 * trans-mem.c (requires_barrier): Call may_be_aliased.
13852 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13854 PR tree-optimization/51877
13855 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
13856 call arguments and fndecls compare equal, instead return false if they
13857 don't. Return true only if lhs1 and lhs2 are either both NULL, or
13858 both SSA_NAMEs that are valueized the same, or they satisfy
13861 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13863 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
13865 * configure: Regenerate.
13867 2012-01-16 Jan Hubicka <jh@suse.cz>
13871 * convert.c (convert_to_integer): Use fold_convert for
13872 converting an INTEGER_CST to integer type.
13874 2012-01-16 Jason Merrill <jason@redhat.com>
13877 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
13879 2012-01-16 Jakub Jelinek <jakub@redhat.com>
13882 * config/s390/s390.c (s390_chunkify_start): Don't skip
13883 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
13884 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
13885 If insn is followed by NOTE_INSN_VAR_LOCATION or
13886 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
13887 Don't use location of note insns.
13889 PR tree-optimization/51865
13890 * tree-inline.c (tree_function_versioning): Call remap_decl
13891 on DECL_RESULT whenever it has VOID_TYPE_P type.
13893 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13895 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
13896 for calls to locally-binding MIPS16 functions if only the return
13897 type uses float regs.
13899 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
13900 Richard Sandiford <rdsandiford@googlemail.com>
13902 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
13903 (SYMBOL_32_HIGH): Likewise.
13904 (mips_output_tls_reloc_directive): Declare.
13905 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
13906 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
13907 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
13908 (mips_lo_relocs, mips_hi_relocs): Make extern.
13909 (mips16_stub_function): Move up file.
13910 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
13911 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
13912 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
13913 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
13914 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
13915 (mips_get_tp): Add MIPS16 support.
13916 (mips_legitimize_tls_address): Remove MIPS16 sorry().
13917 Generalize DTPREL and TPREL handling.
13918 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
13919 Add MIPS16 TLS support.
13920 (mips_output_tls_reloc_directive): New function.
13921 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
13922 * config/mips/predicates.md (symbolic_operand_with_high)
13923 (tls_reloc_operand): New predicates.
13924 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
13925 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
13926 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
13927 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
13928 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
13929 (*tls_get_tp_mips16_call_<mode>): Likewise.
13931 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
13933 PR rtl-optimization/51821
13934 * recog.c (peep2_find_free_register): Determine clobbered registers
13937 2012-01-14 Denis Chertykov <chertykov@gmail.com>
13940 * config/avr/avr-protos.h: Revert change of 2012-01-09.
13941 * config/avr/avr.c: Likewise.
13942 * config/avr/avr.h: Likewise.
13944 2012-01-13 Ian Lance Taylor <iant@google.com>
13947 * tree.h (TYPE_QUALS): Add cast to int.
13948 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
13950 2012-01-13 Ian Lance Taylor <iant@google.com>
13952 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
13953 comparing param_index to VEC_length result.
13955 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
13957 * c-decl.c: Do not include tree-mudflap.h
13958 * tree-optimize.c: Likewise.
13959 * Makefile.in: Update dependencies.
13961 2012-01-13 Richard Guenther <rguenther@suse.de>
13964 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
13965 variable-sized result always use RSO.
13967 2012-01-12 DJ Delorie <dj@redhat.com>
13969 * cfgexpand.c (convert_debug_memory_address): Allow any valid
13970 pointer type, not just the default pointer type.
13972 2012-01-09 Richard Henderson <rth@redhat.com>
13973 Denis Chertykov <chertykov@gmail.com>
13976 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
13977 * config/avr/avr.c (avr_can_eliminate): Simplify.
13978 (avr_initial_elimination_offset): Likewise.
13979 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
13980 (expand_epilogue): Likewise.
13981 (avr_legitimize_address): Gut.
13982 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
13983 (avr_hard_regno_nregs): New.
13984 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
13985 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
13986 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
13987 add soft frame pointer.
13988 (CALL_USED_REGISTERS): Likewise.
13989 (REG_CLASS_CONTENTS): Likewise.
13990 (REGISTER_NAMES): Likewise.
13991 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
13992 (HARD_FRAME_POINTER_REGNUM): New.
13993 (FRAME_POINTER_REGNUM): Use soft frame pointer.
13994 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
13995 remove the HARD_FRAME_POINTER self-elimination.
13997 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14000 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14001 DECL_EXTERNAL when checking for initializers of progmem variables.
14003 2012-01-12 Ira Rosen <irar@il.ibm.com>
14005 PR tree-optimization/51799
14006 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14007 that the last operation is a type demotion.
14009 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14011 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14012 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14014 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14017 * combine.c (distribute_notes): If i3 is a noreturn call,
14018 allow old_size to be equal to args_size and make sure the
14019 noreturn call gets REG_ARGS_SIZE note.
14020 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14021 on noreturn calls even when the delta is 0.
14023 2012-01-11 Nathan Sidwell <nathan@acm.org>
14025 * gcov.c (STRING_SIZE): Remove.
14026 (generate_results): Erase annotations for source files with no
14027 coverage information.
14029 (output_lines): Use it.
14031 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14033 * gimple.h (gimplify_body): Remove first argument.
14034 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14035 pointer set here, instead just pass DATA to walk_tree.
14036 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14037 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14038 (unvisit_body): Likewise, but with unmark_visited.
14039 (gimplify_body): Remove BODY_P argument and adjust.
14040 (gimplify_function_tree): Adjust call to gimplify_body.
14041 * omp-low.c (finalize_task_copyfn): Likewise.
14043 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14045 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14046 (build_function_type_skip_args): Delete.
14047 * tree.c (build_function_type_skip_args): Make static and add
14048 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14049 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14050 pass it to build_function_type_skip_args.
14051 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14052 (tree_function_versioning): Likewise.
14053 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14054 build_function_decl_skip_args.
14055 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14056 and pass it to build_function_decl_skip_args/tree_function_versioning.
14057 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14058 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14059 * trans-mem.c (ipa_tm_create_version): Likewise.
14060 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14061 * tree-inline.c (declare_return_variable): Remove always-true test.
14062 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14063 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14064 * ipa-split.c (split_function): Skip the return value for the split
14065 part if it doesn't return.
14067 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14069 PR tree-optimization/49642
14070 * ipa-split.c (forbidden_dominators): New variable.
14071 (check_forbidden_calls): New function.
14072 (dominated_by_forbidden): Likewise.
14073 (consider_split): Check for forbidden dominators.
14074 (execute_split_functions): Initialize and free forbidden
14075 dominators info; call check_forbidden_calls.
14077 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14079 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14081 2012-01-11 Nick Clifton <nickc@redhat.com>
14083 * config/rx/rx.md (return): Define pattern.
14085 2012-01-11 Richard Guenther <rguenther@suse.de>
14087 * doc/extend.texi (malloc attribute): Adjust according to
14090 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14091 Patrick Marlier <patrick.marlier@gmail.com>
14093 PR middle-end/51516
14094 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14095 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14096 (ipa_tm_note_irrevocable): Same.
14097 (ipa_tm_scan_irr_block): Same.
14098 (ipa_tm_decrement_clone_counts): Same.
14099 (ipa_tm_scan_irr_function): Same.
14100 (ipa_tm_create_version_alias): Same.
14101 (ipa_tm_create_version): Same.
14102 (ipa_tm_transform_calls_redirect): Same.
14103 (ipa_tm_transform_calls): Same.
14104 (ipa_tm_transform_transaction): Same.
14105 (ipa_tm_execute): Same.
14107 2012-01-10 Richard Guenther <rguenther@suse.de>
14109 PR middle-end/51806
14110 * opts.c (common_handle_option): Handle -Werror.
14112 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14114 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14117 2012-01-10 Jason Merrill <jason@redhat.com>
14119 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14122 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14124 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14125 supports R_386_TLS_GD_PLT reloc.
14126 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14127 supports R_386_TLS_LDM_PLT reloc.
14128 * configure: Regenerate.
14129 * config.in: Regenerate.
14131 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14134 Extend __pgmx semantics to linearize memory.
14135 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14136 determine if code comes inline or from libgcc.
14137 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14138 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14139 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14140 (movmemx_qi, movmemx_hi): New insns.
14141 (xload_<mode>_libgcc): Rewrite to new insn condition.
14142 (xload_<mode>): Remove insns.
14143 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14144 cases that don't satisfy avr_xload_libgcc_p().
14145 (avr_addr_space_convert): Allow converting in any direction.
14146 (avr_addr_space_subset_p): Return always true.
14147 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14148 (avr_emit_movmemhi): Ditto.
14149 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14150 (avr_out_movmem): Ditto.
14151 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14152 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14153 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14154 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14155 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14157 2012-01-10 Richard Guenther <rguenther@suse.de>
14159 PR tree-optimization/50913
14160 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14161 Require data-refs to be representable by Graphite with respect
14164 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14166 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14167 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14169 2012-01-10 Tom de Vries <tom@codesourcery.com>
14171 PR rtl-optimization/51271
14172 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14173 handling annulled branch.
14175 2012-01-10 Richard Henderson <rth@redhat.com>
14177 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14178 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14179 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14180 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14181 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14182 arm_expand_vec_perm_const): New.
14183 * config/arm/arm-protos.h: Update.
14184 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14185 (*neon_vswp<VDQX>): New.
14186 (neon_vcombine<VDX>): Use neon_split_vcombine.
14187 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14188 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14189 (vec_perm<VE>): New.
14191 2012-01-10 Richard Henderson <rth@redhat.com>
14193 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14194 use it if reload_completed.
14195 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14196 arm_output_asm_insn, arm_process_output_memory_barrier,
14197 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14198 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14199 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14200 arm_process_output_sync_insn, arm_output_sync_insn,
14201 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14202 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14203 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14204 (emit_unlikely_jump): New.
14205 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14206 (arm_split_atomic_op): New.
14207 * config/arm/arm-protos.h: Update.
14208 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14209 (struct arm_sync_generator): Remove.
14210 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14211 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14212 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14213 (VUNSPEC_LL, VUNSPEC_SC): New.
14214 (sync_result, sync_memory, sync_required_value, sync_new_value,
14215 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14216 (attr length): Don't use arm_sync_loop_insns.
14217 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14218 (movsfcc, movdfcc): Likewise.
14219 * config/arm/constraints.md (Ua): New.
14220 * config/arm/prediates.md (mem_noofs_operand): New.
14221 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14222 (sync_clobber, sync_t2_reqd): Remove.
14223 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14224 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14225 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14226 (arm_sync_compare_and_swap<SIDI>): Remove.
14227 (arm_sync_compare_and_swap<NARROW>): Remove.
14228 (arm_sync_lock_test_and_set<SIDI>): Remove.
14229 (arm_sync_lock_test_and_set<NARROW>): Remove.
14230 (arm_sync_new_<syncop><SIDI>): Remove.
14231 (arm_sync_new_<syncop><NARROW>): Remove.
14232 (arm_sync_new_nand<SIDI>): Remove.
14233 (arm_sync_new_nand<NARROW>): Remove.
14234 (arm_sync_old_<syncop><SIDI>): Remove.
14235 (arm_sync_old_<syncop><NARROW>): Remove.
14236 (arm_sync_old_nand<SIDI>): Remove.
14237 (arm_sync_old_nand<NARROW>): Remove.
14238 (*memory_barrier): Merge arm_output_memory_barrier.
14239 (atomic_compare_and_swap<QHSD>): New.
14240 (atomic_compare_and_swap<NARROW>_1): New.
14241 (atomic_compare_and_swap<SIDI>_1): New.
14242 (atomic_exchange<QHSD>): New.
14243 (cas_cmp_operand, cas_cmp_str): New.
14244 (atomic_op_operand, atomic_op_str): New.
14245 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14246 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14247 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14248 (arm_load_exclusive<NARROW>): New.
14249 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14250 (arm_store_exclusive<QHSD>): New.
14252 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14254 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14255 reload patterns if -mvsx-scalar-memory.
14257 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14258 generated, even -mno-vsx-scalar-double was used.
14259 (vsx_xscvdpsp_scalar): Likewise.
14260 (vsx_xscvspdp_scalar2): Likewise.
14262 2012-01-09 Tom de Vries <tom@codesourcery.com>
14263 Andrew Pinski <apinski@cavium.com>
14266 * reorg.c (fill_slots_from_thread): Don't speculate
14267 frame-related insns.
14269 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14271 * sched-int.h (bb_note): Move to...
14272 * basic-block.h: ...here.
14273 * haifa-sched.c (bb_note): Move to...
14274 * cfgrtl.c: ...here.
14275 * function.c (next_block_for_reg): New function.
14276 (move_insn_for_shrink_wrap): Likewise.
14277 (prepare_shrink_wrap): Rewrite to use the above.
14279 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14281 * gimple.c (is_gimple_non_addressable): Remove.
14282 * gimple.h: Remove is_gimple_non_addressable.
14283 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14284 is_gimple_non_addressable.
14285 * trans-mem.c (expand_assign_tm): Same.
14287 2012-01-09 Richard Guenther <rguenther@suse.de>
14289 PR tree-optimization/51775
14290 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14291 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14293 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14295 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14297 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14299 2012-01-09 Richard Guenther <rguenther@suse.de>
14301 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14303 2012-01-08 Jan Hubicka <jh@suse.cz>
14305 PR tree-optimize/51680
14306 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14307 on when known_vals needs to be computed; cleanup.
14309 2012-01-08 Jan Hubicka <jh@suse.cz>
14311 PR tree-optimize/51694
14312 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14314 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14316 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14317 for -std=c++98 and -std=c++11 too.
14319 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14321 * cfgloop.c (cancel_loop): Add free() of bbs array.
14323 2012-01-07 Jan Hubicka <jh@suse.cz>
14325 PR tree-optimization/51600
14326 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14327 that benefits small functions.
14329 2012-01-07 Jan Hubicka <jh@suse.cz>
14331 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14333 2012-01-07 Jan Hubicka <jh@suse.cz>
14335 PR tree-optimization/51680
14336 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14337 whose inlining reduce unit size.
14339 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14342 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14343 Add canonical node to containing_mem chain after the non-canonical
14344 one, even if there weren't any locs to propagate.
14345 (remove_useless_values): Keep only canonical values.
14346 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14347 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14348 canonicalize mem_chain elements that are not discarded.
14350 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14353 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14354 before emitting functions.
14356 PR gcov-profile/50127
14357 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14358 clear_aux_for_blocks.
14360 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14363 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14365 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14367 * c-decl.c (ext_block): Moved up.
14368 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14370 2012-01-06 Han Shen <shenhan@google.com>
14372 Translate built-in include paths for sysroot.
14373 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14374 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14376 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14377 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14379 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14380 control whether sysroot should be prepended to gxx include dir.
14382 * configure: Regenerate.
14384 2012-01-06 Torvald Riegel <triegel@redhat.com>
14386 PR rtl-optimization/51771
14387 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14388 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14390 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14392 PR tree-optimization/51315
14393 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14394 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14396 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14399 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14400 for shrp pattern. Correctly handle and fixup shift variable.
14401 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14403 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14406 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14407 note when !ACCUMULATE_OUTGOING_ARGS.
14409 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14411 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14413 (extract_range_from_unary_expr_1): Avoid useless computations.
14415 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14417 PR rtl-optimization/51767
14418 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14419 of jump_block and add an extra edge for degenerated asm gotos.
14421 PR middle-end/51768
14422 * stmt.c (check_unique_operand_names): Don't ICE during error
14423 reporting if i is from labels chain.
14425 PR middle-end/44777
14426 * profile.c (branch_prob): Split bbs that have exit edge
14427 and need a fake entry edge too.
14429 2012-01-05 Jan Hubicka <jh@suse.cz>
14431 PR middle-end/49710
14432 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14435 2012-01-05 Richard Guenther <rguenther@suse.de>
14438 * tree-streamer-out.c (write_ts_optimization): New function.
14439 (streamer_write_tree_body): Call it.
14440 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14441 (streamer_read_tree_body): Call it.
14442 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14444 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14446 PR middle-end/51761
14447 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14448 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14449 in_cleanup_point_expr before gimplify_stmt call and restore it
14451 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14452 in_cleanup_point_expr is false.
14454 2012-01-05 Richard Guenther <rguenther@suse.de>
14456 PR middle-end/51764
14457 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14459 * toplev.c (process_options): Reject combining mudflap and LTO.
14460 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14462 2012-01-05 Richard Guenther <rguenther@suse.de>
14464 PR tree-optimization/51760
14465 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14467 (bit_value_unop): Handle UNDEFINED operands.
14468 (bit_value_binop): Likewise.
14470 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14472 * config/avr/avr.c (avr_replace_prefix): Remove.
14473 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14474 (avr_asm_function_rodata_section): Ditto.
14475 (avr_asm_select_section): Ditto.
14477 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14479 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14482 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14485 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14486 calls that have any non-fake successor edges.
14489 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14491 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14493 PR tree-optimization/51624
14494 * tree-sra.c (build_ref_for_model): When replicating a chain of
14495 COMPONENT_REFs, stop as soon as the offset would become negative.
14497 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14500 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14501 in .debug_loc on the floor.
14503 2012-01-04 Andrew Pinski <apinski@cavium.com>
14505 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14507 2012-01-04 Andrew Pinski <apinski@cavium.com>
14508 Adam Nemet <anemet@caviumnetworks.com>
14510 * config/mips/mips.md (size): Add SI and DI.
14511 (SIZE): New mode attribute.
14512 (U): New code attribute.
14513 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14514 (mips_lbux_<mode>): Delete.
14515 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14516 (mips_lhx): Use gen_mips_lhx_extsi.
14517 (mips_lhx_<mode>): Delete.
14518 (mips_lwx): Delete.
14519 (mips_l<size>x): New expand.
14520 (mips_lwx_<mode>): Delete.
14521 (mips_l<GPR:size>x_<P:mode>): New pattern.
14522 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14523 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14524 * config/mips/mips.c (mips_lx_address_p): New function.
14525 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14526 (dsp64): New availability predicate.
14527 (mips_builtins): Add an entry for __builtin_mips_ldx.
14528 * config/mips/mips.h (ISA_HAS_LBX): New define.
14529 (ISA_HAS_LBUX): Likewise.
14530 (ISA_HAS_LHX): Likewise.
14531 (ISA_HAS_LHUX): Likewise.
14532 (ISA_HAS_LWX): Likewise.
14533 (ISA_HAS_LWUX): Likewise.
14534 (ISA_HAS_LDX): Likewise.
14535 * doc/extend.texi (__builtin_mips_ldx): Document.
14537 2012-01-04 Tristan Gingold <gingold@adacore.com>
14539 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14540 when long pointers are used.
14541 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14542 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14543 (ia64-hp-*vms*): Remove.
14544 * config/vms/xm-vms64.h: Delete.
14546 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14548 PR middle-end/51472
14549 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14551 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14553 * opts.c (finish_options): Remove duplicate sorry.
14555 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14557 PR middle-end/51696
14558 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14561 2012-01-04 Richard Guenther <rguenther@suse.de>
14563 PR middle-end/51750
14564 * tree.c (size_low_cst): New function.
14565 * tree.h (size_low_cst): Declare.
14566 * fold-const.c (fold_comparison): Use it to extract the low
14567 part of the POINTER_PLUS_EXPR offset.
14569 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14571 Fix clearing ZERO_REG
14572 * config/avr/avr.md (cc): Add alternative "ldi".
14573 (movqi_insn): Use it in cc attribute.
14574 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14575 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14576 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14578 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14580 * configure: Regenerate.
14582 2012-01-04 Richard Guenther <rguenther@suse.de>
14584 PR tree-optimization/49651
14585 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14586 (var_can_have_subvars): Use it.
14587 (get_constraint_for_1): Only consider subfields if there can be any.
14589 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14592 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14593 to its new canonical_cselib_val and the cselib_val was in
14594 first_containing_mem chain, but the canonical_cselib_val was not,
14595 add the latter into the chain.
14596 (cselib_invalidate_mem): Compare canonical_cselib_val of
14597 addr_list chain elt with v.
14600 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14601 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14603 (output_macinfo_op): Don't ggc_strdup fd->filename.
14604 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14605 then ggc_strdup it. Don't free inc->info or cur->info.
14606 (output_macinfo): Don't free ref->info or file->info.
14608 2012-01-03 Ira Rosen <irar@il.ibm.com>
14610 PR tree-optimization/51269
14611 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14612 first_niters a pointer.
14613 (slpeel_tree_peel_loop_to_edge): Likewise.
14614 (vect_do_peeling_for_loop_bound): Update call to
14615 slpeel_tree_peel_loop_to_edge.
14616 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14617 here. Remove it from the parameters list.
14618 (vect_do_peeling_for_alignment): Update calls and compute
14619 wide_prolog_niters.
14621 2012-01-03 Richard Guenther <rguenther@suse.de>
14623 PR tree-optimization/51070
14624 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14625 Properly handle calls.
14627 2012-01-03 Richard Guenther <rguenther@suse.de>
14629 PR tree-optimization/51692
14630 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14631 the LHS of allocation stmts.
14633 2012-01-03 Olivier Hainque <hainque@adacore.com>
14635 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14637 2012-01-03 Olivier Hainque <hainque@adacore.com>
14639 * collect2.c (main): In AIX specific computations for vector
14640 insertions, use CONST_CAST2 to cast from char ** to const char **.
14642 2012-01-03 Richard Guenther <rguenther@suse.de>
14645 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14646 the context of a limbo DIE when it does not already exist.
14648 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14650 PR tree-optimization/51719
14651 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14652 but direct call is, clear direct call's lhs and don't add fallthrough
14653 edge from dcall_bb to join_bb and PHIs.
14655 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14657 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14658 the instructions emitted by the pattern.
14659 ("*TDC_insn_<mode>"): Add comment.
14661 2012-01-03 Richard Guenther <rguenther@suse.de>
14663 PR middle-end/51730
14664 * fold-const.c (fold_comparison): Properly canonicalize
14665 tree offset and HOST_WIDE_INT bit position.
14667 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14669 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14670 operands for extzv pattern.
14672 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14675 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14678 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14680 * doc/invoke.texi (-flto and related options): Copy-edit.
14682 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14684 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14686 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14688 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14691 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14693 * expr.h (move_by_pieces_ninsns): Declare.
14694 * expr.c (move_by_pieces_ninsns): Make external.
14695 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14696 (mips_store_by_pieces_p): Likewise.
14697 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14698 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14699 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14700 (mips_store_by_pieces_p): Likewise.
14702 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14704 * passes.c (register_one_dump_file): Free full_name.
14706 * reload1.c (reload): Don't allocate reg_max_ref_width here.
14707 (calculate_elim_costs_all_insns): Free offsets_at and
14708 offsets_known_at at the end and clear the pointers.
14710 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14712 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
14713 this option introduced in r180739.
14715 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14718 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
14719 (tmake_file target=avr): Add avr/t-multilib.
14721 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
14722 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
14723 * config/avr/genmultilib.awk: New file.
14724 * config/avr/t-multilib: New auto-generated file.
14725 * config/avr/multilib.h: New auto-generated file.
14726 * config/avr/t-avr (AVR_MCUS): New variable.
14727 (genopt.sh): Use it.
14728 (s-mlib): Depend on t-multilib.
14729 (t-multilib, multilib.h): New dependencies.
14730 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
14731 (MULTILIB_OPTIONS): Remove.
14732 (MULTILIB_MATCHES): Remove.
14733 (MULTILIB_DIRNAMES): Remove.
14734 (MULTILIB_EXCEPTIONS): Remove:
14735 * config/avr/genopt.sh: Don't use hard coded file name;
14736 pass AVR_MCUS from t-avr instead.
14738 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14740 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
14742 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14744 Implement light-weight DImode support.
14745 * config/avr/avr-dimode.md: New file.
14746 * config/avr/avr.md: Include it.
14747 (adjust_len): Add plus64, compare64.
14748 (HIDI): Remove code iterator.
14749 (code_stdname): New code attribute.
14750 (rotx, rotsmode): Remove DI.
14751 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
14753 * config/avr/avr-protos.h (avr_have_dimode): New.
14754 (avr_out_plus64, avr_out_compare64): New.
14755 * config/avr/avr.c (avr_out_compare): Handle DImode.
14756 (avr_have_dimode): New variable definition and initialization.
14757 (avr_out_compare64, avr_out_plus64): New functions.
14758 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
14759 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
14760 (avr_compare_pattern): Skip DImode comparisons.
14762 2012-01-02 Revital Eres <revital.eres@linaro.org>
14764 * ddg.c (def_has_ccmode_p): New function.
14765 (add_cross_iteration_register_deps,
14766 create_ddg_dep_from_intra_loop_link): Call it.
14768 2012-01-02 Richard Guenther <rguenther@suse.de>
14771 * invoke.texi (fassociative-math): Remove spurious paranthesis.
14773 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14775 * gcc.c (process_command): Update copyright notice dates.
14776 * gcov.c (print_version): Likewise.
14777 * gcov-dump.c (print_version): Likewise.
14778 * mips-tfile.c (main): Likewise.
14779 * mips-tdump.c (main): Likewise.
14781 2012-01-01 Ira Rosen <irar@il.ibm.com>
14783 PR tree-optimization/51704
14784 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
14785 a use is inside the basic block or loop before accessing its vect info.
14787 2012-01-01 Jan Hubicka <jhjh@suse.cz>
14789 PR rtl-optimization/51069
14790 * cfgloopmanip.c (remove_path): Removing path making irreducible
14791 region unconditional makes BB part of the region.
14793 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14795 PR tree-optimization/51683
14796 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
14797 calls with side-effects.
14798 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14800 Copyright (C) 2012 Free Software Foundation, Inc.
14802 Copying and distribution of this file, with or without modification,
14803 are permitted in any medium without royalty provided the copyright
14804 notice and this notice are preserved.