1 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
5 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
6 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
7 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
10 sh2a_is_function_vector_call): Use bool as return type.
11 (sh_pass_in_reg_p): Remove.
12 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
13 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
14 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
15 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
16 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
17 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
18 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
19 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
20 sh_loads_bankedreg_p): Use bool as return type.
21 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
24 2012-04-06 Matt Turner <mattst88@gmail.com>
26 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
28 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
30 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
31 of the destination isn't also a FP_REGS register.
33 2012-04-05 Teresa Johnson <tejohnson@google.com>
34 H.J. Lu <hongjiu.lu@intel.com>
36 * config/i386/i386.h (ix86_tune_indices): Add
38 * config/i386/i386.md (move immediate to memory peephole2):
39 Add cases for HImode move when LCP stall avoidance is needed.
40 * config/i386/i386.c (initial_ix86_tune_features): Initialize
41 X86_TUNE_LCP_STALL entry.
43 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
47 CONST_INT operands, zero-extended with AND.
49 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
52 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
53 first argument instead of mode size. Move displacement calculations
55 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
56 ... these new functions.
57 (disp_adjust): Remove max_mov_disp field.
58 (sh_legitimate_index_p): Use max_mov_insn_displacement and
59 mov_insn_alignment_mask.
60 (sh_address_cost): Use max_mov_insn_displacement.
62 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
64 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
65 (arch_enabled): Handle new arch types.
66 (one_cmpldi2): Add NEON support.
68 2012-04-05 Richard Guenther <rguenther@suse.de>
70 * gimple.c (walk_gimple_op): Compute val_only for the LHS
71 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
72 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
73 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
74 ... here and make static.
75 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
78 2012-04-05 Richard Guenther <rguenther@suse.de>
80 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
81 basic-block before removing it.
83 2012-04-05 Richard Guenther <rguenther@suse.de>
85 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
86 version namespace as we release the freelist.
88 2012-04-05 Richard Guenther <rguenther@suse.de>
90 * tree-nrv.c (tree_nrv): Release VDEFs.
91 * tree-sra.c (sra_modify_constructor_assign): Likewise.
92 (sra_modify_assign): Likewise.
93 * tree-vect-stmts.c (vect_remove_stores): Likewise.
94 * tree-vect-loop.c (vect_transform_loop): Likewise.
95 * tree-ssa-dom.c (optimize_stmt): Likewise.
96 * tree-vect-slp.c (vect_schedule_slp): Likewise.
97 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
99 2012-04-05 Richard Guenther <rguenther@suse.de>
101 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
103 * gimple.h (gsi_remove): Adjust.
104 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
105 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
106 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
107 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
108 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
109 * tree-ssa-pre.c (eliminate): Likewise.
111 2012-04-04 Mike Stump <mikestump@comcast.net>
113 * doc/rtl.texi (const_double): Document as sign-extending.
114 * expmed.c (expand_mult): Ensure we don't use shift
116 * emit-rtl.c (immed_double_int_const): Refine to state the
118 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
119 CONST_DOUBLE integers.
120 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
121 negative values are converted. Fix conversions bigger than
122 HOST_BITS_PER_WIDE_INT.
123 (simplify_binary_operation_1): Ensure we don't use shift
125 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
126 * explow.c (plus_constant_mode): Add.
127 (plus_constant): Implement with plus_constant_mode.
128 * rtl.h (plus_constant_mode): Add.
130 2012-04-04 Richard Guenther <rguenther@suse.de>
132 PR tree-optimization/52808
133 * tracer.c (tail_duplicate): Do not tail-duplicate loop header
135 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
137 2012-04-04 Tristan Gingold <gingold@adacore.com>
139 * expr.c (expand_expr_real_2): Handle larger sizetype in
142 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
144 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
145 to m2a-single instead of m2e.
147 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
149 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
150 Change type of BITOFFSET to signed. Make sure the lower bound of
151 the computed range is non-negative by adjusting OFFSET and BITPOS.
152 (expand_assignment): Adjust call to get_bit_range.
154 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
156 * h8300/h8300.c (h8300_current_function_monitor_function_p):
157 New function. Added to check monitor functions.
158 (h8300_option_override): Modified to generate error/warning
159 messages for invalid combinations of different command line
161 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
162 save EXR on stack for monitor function in case of H8S target
163 when "-mno-exr" is passed.
164 * h8300/h8300-protos.h
165 (h8300_current_function_monitor_function_p): Add prototype.
166 * doc/invoke.texi: Document H8S options.
168 2012-04-03 Tristan Gingold <gingold@adacore.com>
170 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
171 of gcc_AC_FUNC_MMAP_BLACKLIST.
172 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
173 * Makefile.in (aclocal_deps): Add mmap.m4.
174 * configure: Regenerate.
175 * aclocal.m4: Regenerate.
177 2012-04-03 Richard Guenther <rguenther@suse.de>
179 PR tree-optimization/52808
180 * tracer.c (tail_duplicate): Return whether we have duplicated
182 (tracer): If we have duplicated any block, cleanup the CFG.
183 * cfghooks.c (duplicate_block): If we duplicated a loop
184 header but not its loop, destroy the loop because it now has
186 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
187 the cfg manipulation routines we are not creating a multiple
190 2012-04-03 Tristan Gingold <gingold@adacore.com>
192 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
194 (vms_c_common_override_options): Allow parameterless variadic
197 2012-04-03 Jakub Jelinek <jakub@redhat.com>
199 PR tree-optimization/52835
200 * tree-data-ref.c (build_rdg): Return NULL if
201 compute_data_dependences_for_loop failed.
203 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
205 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
206 for REAL_CST as well.
207 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
208 In the bitfield case, if the value is a REAL_CST, convert it first to
211 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
213 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
214 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
215 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
217 * config/i386/biarchx32.h: New.
219 2012-04-02 Anatoly Sokolov <aesok@post.ru>
221 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
222 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
223 (arm_preferred_reload_class): New function.
225 2012-04-02 Richard Guenther <rguenther@suse.de>
227 PR tree-optimization/52756
228 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
229 (thread_through_loop_header): After threading through the loop latch
230 remove the split part from the loop and clear further threading
231 opportunities that would create a multiple entry loop.
233 2012-04-02 Richard Guenther <rguenther@suse.de>
235 PR rtl-optimization/52800
236 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
239 2012-04-02 Richard Guenther <rguenther@suse.de>
242 * loop-init.c (gate_handle_loop2): Destroy loops here if
243 we don't enter RTL loop optimizers.
245 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
248 2012-03-29 Richard Guenther <rguenther@suse.de>
250 * rtl.h (extended_count): Remove.
251 * combine.c (extended_count): Remove.
253 2012-04-02 Dodji Seketeli <dodji@redhat.com>
256 * pt.c (more_specialized_fn): Don't apply decay conversion to
257 types of function parameters.
259 2012-04-02 Tristan Gingold <gingold@adacore.com>
261 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
262 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
263 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
264 (ggc_pch_this_base): Use uintptr_t instead of size_t.
266 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
269 * config/i386/i386.c (ix86_option_override_internal): Don't
270 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
272 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
274 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
275 (stmt_can_make_abnormal_goto): Use it.
276 (is_ctrl_altering_stmt): Likewise.
278 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
279 Kaz Kojima <kkojima@gcc.gnu.org>
281 * config/sh/sh.c (push_regs): Skip banked registers when
282 resbank attribute is specified.
283 (sh_expand_epilogue): Likewise.
285 2012-03-30 Richard Henderson <rth@redhat.com>
288 * combine-stack-adj.c (prev_active_insn_bb): New.
289 (next_active_insn_bb): New.
290 (force_move_args_size_note): New.
291 (combine_stack_adjustments_for_block): Use it.
293 2012-03-30 Richard Henderson <rth@redhat.com>
295 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
296 (ix86_expand_vector_init_duplicate): Initialize it.
297 (expand_vec_perm_palignr): Likewise.
298 (ix86_expand_vec_perm_const): Likewise.
299 (ix86_vectorize_vec_perm_const_ok): Likewise.
300 (expand_vec_perm_blend): Use it.
301 (expand_vec_perm_vpermil): Likewise.
302 (expand_vec_perm_pshufb): Likewise.
303 (expand_vec_perm_1): Likewise.
304 (expand_vec_perm_pshuflw_pshufhw): Likewise.
305 (expand_vec_perm_interleave2): Likewise.
306 (expand_vec_perm_vpermq_perm_1): Likewise.
307 (expand_vec_perm_vperm2f128): Likewise.
308 (expand_vec_perm_interleave3): Likewise.
309 (expand_vec_perm_vperm2f128_vblend): Likewise.
310 (expand_vec_perm_vpshufb2_vpermq): Likewise.
311 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
312 (expand_vec_perm_broadcast): Likewise.
313 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
315 2012-03-30 Richard Henderson <rth@redhat.com>
317 * dwarf2out.c (gen_variable_die): Initialize off.
319 2012-03-30 Tristan Gingold <gingold@adacore.com>
321 * config/vms/vms-f.c: New file.
322 * config/vms/t-vms (vms-f.o): New rule.
323 * config.gcc (*-*-*vms*): Define fortran_target_objs.
325 2012-03-30 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/52754
328 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
329 propagate arbitrary addresses into really plain dereferences.
331 2012-03-30 Richard Guenther <rguenther@suse.de>
334 * except.c (emit_to_new_bb_before): Move loop updating ...
335 (dw2_build_landing_pads): ... here. Use a proper block for
336 querying the loop father.
338 2012-03-30 Tristan Gingold <gingold@adacore.com>
340 * config/ia64/ia64.c (ia64_section_type_flags): Remove
341 common_object attribute handling.
342 (SECTION_VMS_OVERLAY): Remove
343 (ia64_vms_common_object_attribute): Replace abort with an assert.
344 Do not set DECL_SECTION_NAME.
345 (ia64_vms_output_aligned_decl_common): Handle common_object
347 (ia64_vms_elf_asm_named_section): Remove.
348 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
350 2012-03-30 Richard Guenther <rguenther@suse.de>
353 * double-int.c (rshift_double): Remove not needed cast.
355 2012-03-30 Richard Guenther <rguenther@suse.de>
357 * tree-affine.h (print_aff): Remove.
358 * tree-affine.c (print_aff): Make static.
359 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
360 (get_references_in_stmt): Likewise.
361 (print_direction_vector): Likewise.
362 (print_dir_vectors): Likewise.
363 (print_dist_vectors): Likewise.
364 (dump_subscript): Likewise.
365 (dump_ddrs): Likewise.
366 (dump_dist_dir_vectors): Likewise.
367 (dump_data_references): Likewise.
368 (dump_data_dependence_relation): Likewise.
369 (dump_data_dependence_direction): Likewise.
370 (dump_rdg_vertex): Likewise.
371 (dump_rdg_component): Likewise.
372 (debug_ddrs): Declare.
373 (struct data_ref_loc_d): Move ...
374 * tree-data-ref.c (struct data_ref_loc_d): ... here.
375 (get_references_in_stmt): Make static.
376 (dump_data_references): Likewise.
377 (dump_subscript): Likewise.
378 (print_direction_vector): Likewise.
379 (print_dir_vectors): Likewise.
380 (print_dist_vectors): Likewise.
381 (dump_data_dependence_relation): Likewise.
382 (dump_dist_dir_vectors): Likewise.
383 (dump_ddrs): Likewise.
384 (dump_rdg_vertex): Likewise.
385 (dump_rdg_component): Likewise.
386 (debug_ddrs): New function.
387 (access_matrix_get_index_for_parameter): Remove.
389 2012-03-30 Tristan Gingold <gingold@adacore.com>
391 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
392 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
393 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
394 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
395 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
396 (vms_patch_builtins): Handle new flags
397 * config/vms/vms-crtlmap.map: Completed using nm on
398 c and math system libraries.
399 * config/vms/make-crtlmap.awk: Handle any number of flags.
401 2012-03-30 Martin Jambor <mjambor@suse.cz>
403 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
404 is a builtin_stack_save in a dominating BB.
406 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
408 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
409 crossing 128bit lane boundary.
411 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
413 * ira-color.c (setup_left_conflict_sizes_p): Process all
416 2012-03-29 Jakub Jelinek <jakub@redhat.com>
418 PR tree-optimization/52760
419 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
420 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
422 2012-03-29 Richard Guenther <rguenther@suse.de>
424 * cgraph.h (cgraph_materialize_all_clones): Remove.
425 (reset_inline_failed): Likewise.
426 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
427 * cgraphbuild.c (reset_inline_failed): Remove.
428 * rtl.h (cse_main): Remove.
429 (extended_count): Likewise.
430 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
431 (cse_main): Make static.
432 * combine.c (extended_count): Remove.
433 (dump_combine_stats): Mark as DEBUG_FUNCTION.
434 * basic-block.h (reorder_basic_blocks): Remove.
435 * bb-reorder.c (reorder_basic_blocks): Make static.
436 * Makefile.in (dse.o): Remove dse.h dependency.
438 * dse.c (gate_dse): Remove.
439 (clear_alias_mode_eq): Likewise.
440 (clear_alias_mode_hash): Likewise.
441 (dse_record_singleton_alias_set): Likewise.
442 (dse_invalidate_singleton_alias_set): Likewise.
444 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
446 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
447 crtbegin_so%O%s for -shared.
448 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
450 2012-03-29 Richard Guenther <rguenther@suse.de>
452 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
453 (add_to_value): Remove.
454 (print_value_expressions): Likewise.
455 * tree-ssa-pre.c (add_to_value): Make static.
456 (print_value_expressions): Likewise.
457 * gimple.h (gimple_adjust_this_by_delta): Remove.
458 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
460 2012-03-29 Richard Guenther <rguenther@suse.de>
463 * double-int.h (rshift_double): Remove.
464 * double-int.c (lshift_double): Use absu_hwi to make count
466 (rshift_double): Make static, take unsigned count argument,
467 remove handling of negative count argument.
468 (double_int_rshift): Dispatch to lshift_double.
470 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
472 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
475 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
476 (SPEC_X32): Likewise.
477 (MULTILIB_DEFAULTS): Likewise.
479 * config/i386/i386.c (isa_opts): Remove -m64.
480 (ix86_target_string): Properly handle -m32/-m64/-mx32.
481 (ix86_option_override_internal): Properly
482 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
483 handle -m32, -m64 and -mx32.
485 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
486 with OPTION_ABI_X32. Moved after TARGET_LP64.
487 (TARGET_LP64): Changed to OPTION_ABI_64.
489 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
490 (mx32): Replace ISA_X32 with ABI_X32.
492 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
494 * tree.c (tree_size) <VECTOR_CST>: New case.
496 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
499 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
501 2012-03-28 Jakub Jelinek <jakub@redhat.com>
504 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
505 __builtin_va_start to __builtin_next_arg if the latter is
506 builtin_decl_explicit_p rather than when it is not.
509 * tree-vect-generic.c (vector_element): Perform multiplication
510 for pos in bitsizetype type instead of idx type.
512 2012-03-28 Richard Guenther <rguenther@suse.de>
514 * loop-init.c (loop_optimizer_init): If loops are preserved
515 perform incremental initialization of required loop features.
516 (loop_optimizer_finalize): If loops are to be preserved only
517 clean up optional loop features.
518 (rtl_loop_done): Forcefully free loops here.
519 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
520 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
522 (construct_init_block): Likewise.
523 (construct_exit_block): Likewise.
524 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
525 the CFG after expanding.
526 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
527 If we needed to calculate them, free them afterwards.
528 * tree-pass.h (PROP_loops): New define.
529 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
530 * basic-block.h (CLEANUP_CFG_CHANGED): New.
531 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
532 (cleanup_cfg): If we did something and have loops around, fix them up.
533 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
534 with CLEANUP_CFG_CHANGED.
535 * cfghooks.c (merge_blocks): If we merge a loop header into
536 its predecessor, update the loop structure.
537 (duplicate_block): If we copy a loop latch, adjust loop state
538 to note we may have multiple latches.
539 (delete_basic_block): Mark loops for fixup if we remove a loop.
540 * cfganal.c (forwarder_block_p): Protect loop latches, headers
542 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
543 (cfg_layout_can_merge_blocks_p): Likewise.
544 * cprop.c (bypass_block): If we create a loop with multiple
545 entries, mark it for removal.
546 * except.c (emit_to_new_bb_before): Add the new basic-block
548 * tree-eh.c (lower_resx): Likewise.
549 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
550 (expand_omp_taskreg): Likewise.
551 * tree-inline.c (initialize_cfun): Likewise.
552 * tree-mudflap.c (add_bb_to_loop): Prototype.
553 (mf_build_check_statement_for): Properly add new basic-blocks
555 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
557 (thread_through_loop_header): Likewise.
558 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
559 new basic-blocks to existing loops.
560 (expand_transaction): Likewise.
561 * Makefile.in (except.o): Add $(CFGLOOP_H).
563 (cgraph.o): Likewise.
565 (cfgexpand.o): Likewise.
566 (cfganal.o): Likewise.
567 (trans-mem.o): Likewise.
568 (tree-eh.o): Likewise.
570 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
573 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
574 (avr_builtin_decl): New static function.
575 (struct avr_builtin_description, avr_bdesc): Move up.
576 Add GTY marker. Add field fndecl. Remove redundant field id.
577 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
578 (avr_expand_builtin): Code cleanup because .id is removed.
580 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
583 * config.gcc (tm_file): Remove avr/multilib.h.
585 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
587 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
588 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
589 * config/avr/t-avr: Remove generation of multilib.h.
590 * config/avr/t-multilib: Regenerate.
591 * config/avr/multilib.h: Remove.
592 * config/avr/avr.opt (-msp8): New option.
593 (avr_sp8): New variable.
594 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
595 * config/avr/avr.h (AVR_HAVE_SPH): New define.
596 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
597 (avr_device_to_sp8): New prototype.
598 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
599 (DRIVER_SELF_SPECS): New define.
600 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
601 __AVR_SP8__, __AVR_HAVE_SPH__.
602 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
603 AVR_HAVE_8BIT_SP to decide if SP_H is present.
604 (avr_file_start): Ditto.
606 2012-03-28 Jakub Jelinek <jakub@redhat.com>
609 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
610 instead of 8 in adjust_address.
612 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
615 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
618 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
621 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
622 Rearrange conditional logic. Move displacement address calculations
624 (sh_find_mov_disp_adjust): ... this new function.
626 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
628 * config/arm/arm.opt (mapcs): Remove MaskExists.
629 * config/cris/linux.opt (mno-gotplt): Likewise.
630 * config/i386/i386.opt (mhard-float): Likewise.
632 (mno-sse4): Likewise.
633 * config/m68k/m68k.opt (mhard-float): Likewise.
634 * config/mep/mep.op (mcop32): Likewise.
635 * config/pa/pa-hpux.opt (msio): Likewise.
636 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
637 * config/picochip/picochip.opt (mlittle): Likewise.
638 * config/sh/sh.opt (mrenesas): Likewise.
639 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
640 * config/sparc/sparc.opt (mhard-float): Likewise.
641 * config/v850/v850.opt (mv850es): Likewise.
642 * config/vax/vax.opt (mg-float): Likewise.
644 2012-03-27 Martin Jambor <mjambor@suse.cz>
647 * tree-sra.c (sra_modify_assign): Do not call
648 load_assign_lhs_subreplacements when working with an unscalarizable
651 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
656 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
657 * config/i386/i386.c: Include reload.h.
658 (ix86_legitimize_reload_address): New function.
660 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
662 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
663 hasn't been allocated. Define a target macro for Mask and
664 InverseMask if it hasn't been defined. Remove MaskExists handling.
666 * doc/options.texi: Remove MaskExists.
668 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
671 * config/sh/sh.c (find_barrier): Add equality check of last_got
672 to avoid going above orig insn. Update comments.
674 2012-03-27 Richard Guenther <rguenther@suse.de>
677 * fold-const.c (try_move_mult_to_index): Handle &x.array more
680 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
682 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
683 of a unit before computing the offset in units.
684 * expr.c (get_bit_range): Return the null range if the enclosing record
685 is part of a larger bit field.
687 2012-03-27 Tristan Gingold <gingold@adacore.com>
689 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
690 * config/ia64/ia64.md: Remove mode in template.
691 Sign extend operand in expand_simple_binop.
692 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
693 CASE_VECTOR_MODE instead of TARGET_ILP32.
694 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
696 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
698 * varasm.c (assemble_external): #if 0 out the new assert from the
699 previous commit, it breaks the Java and Go front ends.
701 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
703 * toplev.c (check_global_declaration_1): Do not call assemble_external.
704 * expr.c (emit_block_move_libcall_fn): Likewise.
705 (clear_storage_libcall_fn): Likewise.
706 (expand_expr_addr_expr_1): Likewise.
707 (expand_expr_real_1): Likewise.
708 * calls.c (rtx_for_function_call): Likewise.
710 * varasm.c (assemble_external): Assert this function is only called
711 during or after expanding to RTL.
713 2012-03-26 Martin Jambor <mjambor@suse.cz>
715 PR tree-optimization/50052
716 * tree-sra.c (tree_non_aligned_mem_p): Removed.
717 (tree_non_aligned_mem_for_access_p): Likewise.
718 (build_accesses_from_assign): Removed strict alignment requirements
720 (access_precludes_ipa_sra_p): Likewise.
722 2012-03-26 Richard Guenther <rguenther@suse.de>
724 PR tree-optimization/52701
725 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
726 compute and set the evolution part of PHI nodes.
728 2012-03-26 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/52721
731 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
733 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
735 PR tree-optimization/52686
736 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
739 2012-03-26 Tristan Gingold <gingold@adacore.com>
741 * config/alpha/vms.h (LINK_SPEC): Simplify.
742 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
743 (NAME__MAIN, SYMBOL__MAIN): Remove.
744 (VMS_DEBUG_MAIN_POINTER): Remove.
745 * config/ia64/vms.h: Likewise.
746 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
747 code to vms.c. Call vms_start_function.
748 * config/ia64/ia64.c (ia64_start_function): Likewise.
749 * config/vms/vms-protos.h (vms_start_function): Declare.
750 * config/vms/vms.c (vms_start_function): New function.
751 * config/vms/vms.h (MATH_LIBRARY): Define.
752 (VMS_DEBUG_MAIN_POINTER): Define.
754 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
756 PR rtl-optimization/52629
757 * reload1.c (count_pseudo): Short-circuit common case.
758 (count_spilled_pseudo): Return early for pseudos without hard regs.
759 Assert that the pseudo has got a hard reg before manipulating it.
761 2012-03-24 Jan Hubicka <jh@suse.cz>
764 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
765 (decide_is_variable_needed): Do not handle toplevel reorder here.
766 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
767 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
770 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
772 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
773 and str_bitsize instead of more convoluted expressions.
775 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
778 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
780 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
783 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
785 2012-03-23 Martin Jambor <mjambor@suse.cz>
787 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
789 2012-03-23 Richard Guenther <rguenther@suse.de>
791 PR tree-optimization/52678
792 * tree-vectorizer.h (struct _stmt_vec_info): Add
793 loop_phi_evolution_part member.
794 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
795 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
796 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
797 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
798 Use the cached evolution part and the PHI nodes value from
799 the loop preheader edge instead of re-analyzing the evolution.
801 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
803 * config/mips/mips-tables.opt: Update.
804 * config/mips/mips.md (processor): Add xlp.
805 * config/mips/mips-cpus.def: Add xlp.
806 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
808 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
809 * doc/invoke.texi: Mention XLP.
811 2012-03-22 Jakub Jelinek <jakub@redhat.com>
814 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
815 on any new_local_var_chain vars declared during recursing on
816 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
818 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
820 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
821 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
822 (ASM_OUTPUT_LOCAL): Ditto.
823 (ASM_OUTPUT_COMMON): Remove.
824 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
825 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
827 2012-03-22 Jan Hubicka <jh@suse.cz>
830 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
832 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
833 * ipa-inline-transform.c (save_inline_function_body): Remove
834 copied clone if needed.
835 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
837 2012-03-22 Richard Guenther <rguenther@suse.de>
840 * fold-const.c (fold_ternary_loc): Fix typo.
842 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
845 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
846 (unspecv): Add UNSPECV_MEMORY_BARRIER.
847 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
848 (delay_cycles_1, delay_cycles_2): Ditto.
849 (delay_cycles_3, delay_cycles_4): Ditto.
850 (nopv, *nopv): Ditto.
851 (sleep, *sleep): Ditto.
854 2012-03-22 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/52548
857 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
859 (prune_clobbered_mems): New function.
860 (compute_antic_aux): Use it to prune ANTIC_OUT.
861 (compute_partial_antic_aux): Use it to prune PA_IN.
862 (compute_avail): Only insert expressions into EXP_GEN that are not
863 invalidated when translated up to the beginning of the block.
865 2012-03-22 Richard Guenther <rguenther@suse.de>
867 PR tree-optimization/52638
868 * tree-vect-stmts.c (vect_init_vector_1): New function, split
870 (vect_init_vector): ... here. Handle scalar vector inits.
871 (vect_get_vec_def_for_operand): Adjust.
872 (vectorizable_load): Likewise.
874 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
876 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
877 (alpha*-*-freebsd*): Ditto.
878 (alpha*-*-netbsd*): Ditto.
879 (alpha*-*-openbsd*): Ditto.
880 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
881 (DWARF2_DEBUGGING_INFO): Remove.
882 (PREFERRED_DEBUGGING_TYPE): Remove.
883 (ASM_FINAL_SPEC): Remove.
884 (IDENT_ASM_OP): Remove.
885 (ASM_OUTPUT_IDENT): Remove.
886 (SKIP_ASM_OP): Remove.
887 (ASM_OUTPUT_SKIP): Remove.
888 (ALIGN_ASM_OP): Remove.
889 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
890 (ASM_OUTPUT_CASE_LABEL): Remove.
891 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
892 (COMMON_ASM_OP): Remove.
893 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
894 (ASCII_DATA_ASM_OP): Remove.
895 (READONLY_DATA_SECTION_ASM_OP): Remove.
896 (INIT_SECTION_ASM_OP): Remove.
897 (FINI_SECTION_ASM_OP): Remove.
898 (ASM_SECTION_START_OP): Remove.
899 (ASM_OUTPUT_SECTION_START_FILE): Remove.
900 (TARGET_ASM_NAMED_SECTION): Remove.
901 (TARGET_ASM_SELECT_SECTION): Remove.
902 (MAKE_DECL_ONE_ONLY): Remove.
903 (TYPE_ASM_OP): Remove.
904 (SIZE_ASM_OP): Remove.
905 (ASM_WEAKEN_LABEL): Remove.
906 (TYPE_OPERAND_FMT): Remove.
907 (ASM_DECLARE_RESULT): Remove.
908 (ASM_DECLARE_OBJECT_NAME): Remove.
909 (ASM_FINISH_DECLARE_OBJECT): Remove.
910 (ELF_ASCII_ESCAPES): Remove.
911 (ELF_STRING_LIMIT): Remove.
912 (STRING_ASM_OP): Remove.
913 (ASM_OUTPUT_EXTERNAL): Remove.
914 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
915 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
917 (ASM_DECLARE_FUNCTION_NAME): Ditto.
918 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
919 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
920 (ASM_OUTPUT_SKIP): Ditto.
921 (READONLY_DATA_SECTION_ASM_OP): Remove.
922 (USER_LABEL_PREFIX): Remove.
923 (ASM_OUTPUT_ASCII): Remove.
924 (ASM_OUTPUT_CASE_LABEL): Remove.
925 (NO_DOLLAR_IN_LABEL): Undefine.
927 2012-03-22 Richard Guenther <rguenther@suse.de>
929 PR tree-optimization/52459
930 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
931 PHI insertion for calls.
933 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
935 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
936 find_sets_in_insn, canonicalize_insn): Split out from ...
937 (cse_insn): ... here.
938 (invalidate_from_clobbers): Take an insn instead of the pattern.
940 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
943 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
944 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
945 * config/sh/sh.md (sindf2, cosdf2): Remove.
947 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
950 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
951 prologue for unwinder and profiler.
953 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
955 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
956 Introduce emul_name to select the right linker emulation for
957 powerpc64-*-freebsd*.
958 * configure: Regenerate.
959 * config.gcc: Add bits to support powerpc64-*-freebsd*.
960 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
961 * config/rs6000/freebsd64.h: New file.
962 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
964 (rs6000_savres_strategy): Likewise.
965 (rs6000_savres_routine_name): Likewise.
966 (rs6000_elf_file_end): Likewise.
967 * config/rs6000/t-freebsd64: New file.
968 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
969 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
971 * config/rs6000/freebsd64.h: Remove duplicated entries from last
973 * config/rs6000/t-freebsd64: Likewise.
975 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
977 PR rtl-optimization/52543
979 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
980 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
981 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
982 (avr_load_libgcc_p): Restrict to __flash loads.
983 (avr_out_lpm): Only handle 1-byte loads from __flash.
984 (avr_load_lpm): New function.
985 (avr_find_unused_d_reg): Remove.
986 (avr_out_lpm_no_lpmx): Remove.
987 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
988 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
989 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
990 (load_<mode>, load_<mode>_clobber): New insns.
991 (mov<mode>): For multi-byte move from non-generic
992 16-bit address spaces: Expand to load_<mode> resp.
994 (load<mode>_libgcc): Remove expander.
995 (split-lpmx): Remove split.
997 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
999 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
1000 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
1001 All callers changed.
1002 (Fixed_core_reg): New feature.
1003 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
1005 * neon-testgen.ml: Handle Fixed_core_reg.
1007 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
1009 * config/arm/arm.c (thumb2_reorg): Add complete support
1010 for 16-bit instructions.
1011 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
1013 2012-03-21 Richard Guenther <rguenther@suse.de>
1015 PR tree-optimizer/52636
1016 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
1017 to the appropriate type.
1019 2012-03-21 Richard Guenther <rguenther@suse.de>
1021 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
1023 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
1024 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1025 * passes.c (init_optimization_passes): Remove pass_init_function,
1026 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1027 * tree-pass.h (pass_init_function): Remove.
1028 (pass_jump): Remove.
1029 (pass_initial_value_sets): Remove.
1030 (pass_unshare_all_rtl): Remove.
1031 * integrate.c (pass_initial_value_sets): Remove.
1032 * emit-rtl.c (pass_unshare_all_rtl): Remove.
1033 * tree.h (init_function_for_compilation): Remove.
1034 * function.c (init_function_for_compilation): Remove.
1035 (pass_init_function): Remove.
1036 * cfgcleanup.c (rest_of_handle_jump): Remove.
1037 (pass_jump): Remove.
1039 2012-03-20 Jason Merrill <jason@redhat.com>
1041 * tree-streamer-in.c (streamer_alloc_tree): Call
1042 ggc_alloc_zone_cleared_tree_node instead of
1043 ggc_alloc_zone_cleared_tree_node_stat.
1045 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
1047 * doc/extend.texi (Template Instantiation): Remove anachronisms.
1049 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1052 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
1053 (ix86_expand_vec_perm_const_1): Call it.
1055 * config/i386/i386.c (vselect_insn): New variable.
1056 (init_vselect_insn): New function.
1057 (expand_vselect, expand_vselect_insn): Add testing_p argument.
1058 Call init_vselect_insn if vselect_insn is NULL. Adjust
1059 PATTERN (vselect_insn), instead of creating a new insn each time,
1060 only emit a copy of it if not testing and recog has been successful.
1061 (expand_vec_perm_pshufb, expand_vec_perm_1,
1062 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
1066 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
1067 ("enabled" attribute): Handle avx2 and noavx2 isas.
1068 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
1070 (vec_dup<mode>): Add avx2 =x,x alternative.
1071 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
1072 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
1073 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
1074 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
1076 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
1077 if possible, handle also V8SFmode.
1079 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
1081 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
1082 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
1083 reg_or_zero_operand predicate.
1084 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
1086 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1088 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
1089 If operand isn't UNSPEC, return 0.
1091 2012-03-20 Richard Guenther <rguenther@suse.de>
1093 * tree-pass.h (pass_rtl_eh): Remove.
1094 * except.c (gate_handle_eh): Likewise.
1095 (rest_of_handle_eh): Likewise.
1096 (pass_rtl_eh): Likewise.
1097 (finish_eh_generation): Export.
1098 * except.h (finish_eh_generation): Declare.
1099 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
1100 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
1101 after expanding stack alignment. Instead of compacting blocks
1104 2012-03-20 Richard Guenther <rguenther@suse.de>
1106 * stor-layout.c (finish_bitfield_representative): Fallback
1107 to conservative maximum size if the padding up to the next
1108 field cannot be computed as a constant.
1109 (finish_bitfield_layout): If we cannot compute the distance
1110 between the start of the bitfield representative and the
1111 bitfield member start a new representative.
1112 * expr.c (get_bit_range): The distance between the start of
1113 the bitfield representative and the bitfield member is zero
1114 if the field offsets are not constants.
1116 2012-03-20 Tristan Gingold <gingold@adacore.com>
1118 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
1119 convert in lowercase.
1120 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
1121 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
1122 * stor-layout.c (sizetype_tab): Adjust.
1123 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
1124 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
1125 instead of type_kind_last.
1126 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
1127 instead of size_int_kind.
1128 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
1129 * doc/tm.texi: Regenerate.
1130 * defaults.h (SIZETYPE): Provide a default value.
1131 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
1134 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
1136 * config/sh/sh.md: Use braced string notation where applicable.
1138 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/i386.md (allocate_stack): Simplify.
1142 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1144 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
1145 copy_to_mode_reg (Pmode, ...).
1146 (expand_builtin_frame_address): Ditto.
1147 * expr.c (emit_block_move_via_libcall): Ditto.
1148 (set_storage_via_libcall): Ditto.
1150 * config/i386/i386.c (ix86_expand_movmem): Ditto.
1151 (ix86_expand_setmem): Ditto.
1152 (ix86_trampoline_init): DItto.
1153 * config/i386/i386.md (cmpstrnsi): Ditto.
1155 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
1157 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
1158 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
1159 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
1160 (SH Options): Likewise.
1162 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
1165 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
1166 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
1167 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
1168 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
1171 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1173 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
1174 * config/i386/i386.c (ix86_decompose_address): Use
1175 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
1176 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
1177 thread pointer to a register.
1180 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1182 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1183 if Pmode != word_mode.
1184 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1185 Pmode == SImode for TARGET_X32.
1187 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1188 (tls_initial_exec_x32): Likewise.
1190 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
1193 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
1194 DISP_ADDR_OFFSET): New macros.
1195 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
1196 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
1197 (sh_legitimize_address): Add QImode displacement handling.
1198 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
1200 (sh_secondary_reload): Add QImode displacement handling.
1201 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
1202 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
1203 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
1204 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
1205 to register operands only.
1206 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
1207 (extendqihi2): Change insn to expander.
1208 (*extendqihi2_compact_reg): New insn.
1209 (movqi_i, movqi): Replace with ...
1210 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
1211 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
1212 Add new peepholes for QImode displacement addressing.
1214 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
1217 * doc/invoke.texi: Document -Wuseless-cast.
1219 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
1221 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
1222 * tree.h (handled_component_p): Reorder cases.
1223 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
1224 not initialize unsignedp.
1225 (loc_list_from_tree): Likewise.
1226 (fortran_common): Likewise.
1227 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1229 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1231 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
1232 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
1233 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
1234 (ix86_split_long_move): Ditto.
1235 (legitimize_tls_address): Use ix86_gen_sub3.
1236 (construct_plt_address): Assert that Pmode == DImode.
1238 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/i386.md: Remove empty predicates and/or constraints.
1241 * config/i386/sync.md: Ditto.
1242 * config/i386/sse.md: Ditto.
1243 * config/i386/mmx.md: Ditto.
1244 * config/i386/pentium.md: Ditto.
1245 * config/i386/athlon.md: Ditto.
1247 2012-03-16 Richard Guenther <rguenther@suse.de>
1249 PR tree-optimization/52603
1250 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
1254 2012-03-14 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/52571
1257 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
1258 flag_section_anchors check ...
1259 (vect_can_force_dr_alignment_p): ... here.
1261 2012-03-16 Martin Jambor <mjambor@suse.cz>
1263 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
1264 memory through MEM_REFs by calling extract_bit_field.
1266 2012-03-16 Richard Guenther <rguenther@suse.de>
1268 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
1269 and REFERENCE_TYPE interpretations.
1270 (can_native_interpret_type_p): New function.
1271 (fold_ternary_loc): Use native encode/interpret to fold
1272 BIT_FIELD_REFs of constants.
1274 2012-03-16 Richard Guenther <rguenther@suse.de>
1277 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
1278 of vector constants and constructors.
1280 2012-03-16 Richard Guenther <rguenther@suse.de>
1282 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1283 VIEW_CONVERT_EXPR to convert constants.
1284 (vect_is_simple_use): Treat all constants as vec_constant_def.
1286 2012-03-16 Richard Guenther <rguenther@suse.de>
1287 Kai Tietz <ktietz@redhat.com>
1290 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
1291 side-effects completely in the pre-queue and use a temporary
1294 2012-03-16 Richard Guenther <rguenther@suse.de>
1296 * stor-layout.c (finish_bitfield_representative): Fall back
1297 to the conservative maximum size if we cannot compute the
1298 size of the tail padding.
1300 2012-03-16 Tristan Gingold <gingold@adacore.com>
1302 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1303 __CRTL_VER and __VMS_VER.
1304 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
1305 and vms_c_get_vms_ver.
1306 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
1308 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
1309 (VMS_DEFAULT_VMS_VER): Define.
1310 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
1311 (VMS_DEFAULT_VMS_VER): Define.
1313 2012-03-16 Richard Guenther <rguenther@suse.de>
1315 * tree-vect-loop.c (get_initial_def_for_induction): Use
1316 build_constructor directly.
1317 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1318 build_vector_from_val.
1319 * tree.c (build_vector_from_val): Avoid creating a constructor
1320 first when we want a constant vector.
1322 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1324 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1326 2012-03-16 Richard Guenther <rguenther@suse.de>
1328 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
1329 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
1330 (struct tree_vector): Remove elements member, add variable size
1332 (build_vector_stat): Declare.
1333 (build_vector): Define in terms of build_vector_stat.
1334 * tree.c (build_vector): Rename to ...
1335 (build_vector_stat): ... this. Take array of trees as parameter.
1336 (build_vector_from_ctor): Adjust.
1337 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
1338 initializer_zerop): Adjust.
1339 * cfgexpand.c (expand_debug_expr): Likewise.
1340 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
1341 const_vector_from_tree): Likewise.
1342 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
1343 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
1344 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
1345 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
1346 (lto_input_ts_vector_tree_pointers): Adjust.
1347 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
1348 (write_ts_vector_tree_pointers): Adjust.
1349 * varasm.c (const_hash_1, compare_constant, copy_constant,
1350 output_constant): Adjust.
1351 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
1352 * print-tree.c (print_node): Adjust.
1353 * tree-pretty-print.c (dump_generic_node): Adjust.
1354 * tree-vect-generic.c (uniform_vector_p, vector_element,
1355 lower_vec_perm): Adjust.
1356 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
1357 * tree-vect-slp.c (vect_get_constant_vectors,
1358 vect_transform_slp_perm_load): Adjust.
1359 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
1360 * expmed.c (make_tree): Adjust.
1361 * config/i386/i386.c (ix86_expand_builtin): Adjust.
1362 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
1364 (sparc_fold_builtin): Adjust.
1366 2012-03-16 Tristan Gingold <gingold@adacore.com>
1368 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
1369 * config/vms/vms-stdint.h: New file.
1371 2012-03-16 Tristan Gingold <gingold@adacore.com>
1373 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
1374 (ia64-hp-*vms*): Replaced by ...
1375 (*-*-*vms*): ... This new entry.
1377 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1380 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
1381 (ix86_expand_vec_perm_const_1): Use it.
1384 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
1385 (avx2_permv4df): Remove.
1386 (avx2_permv4di): Macroize into...
1387 (avx2_perm<mode>): ... this using VI8F_256 iterator.
1388 (avx2_permv4di_1): Macroize into...
1389 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
1391 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1393 * combine.c (apply_distributive_law): Do not distribute SUBREG.
1395 2012-03-15 Ira Rosen <irar@il.ibm.com>
1396 Ulrich Weigand <ulrich.weigand@linaro.org>
1398 * tree-vect-patterns.c (widened_name_p): Rename to ...
1399 (type_conversion_p): ... this. Add new argument to determine
1400 if it's a promotion or demotion operation. Check for
1401 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
1402 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
1404 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
1405 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
1407 (vect_recog_mixed_size_cond_pattern): Likewise and allow
1408 non-constant then and else clauses.
1410 2012-03-15 Ira Rosen <irar@il.ibm.com>
1411 Ulrich Weigand <ulrich.weigand@linaro.org>
1413 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
1414 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
1416 * tree-vect-patterns.c (widened_name_p): Pass basic block
1417 info to vect_is_simple_use.
1418 (vect_recog_dot_prod_pattern): Fail for basic blocks.
1419 (vect_recog_widen_sum_pattern): Likewise.
1420 (vect_handle_widen_op_by_const): Support basic blocks.
1421 (vect_operation_fits_smaller_type,
1422 vect_recog_over_widening_pattern): Likewise.
1423 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
1424 Update call to vect_is_simple_use.
1425 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
1427 (check_bool_pattern): Add an argument, update call to
1428 vect_is_simple_use and the recursive calls.
1429 (vect_recog_bool_pattern): Update relevant function calls.
1431 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
1432 (vect_pattern_recog_1): Check for reduction only in loops.
1433 (vect_pattern_recog): Add new argument. Support basic blocks.
1434 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
1435 info to vect_is_simple_use_1.
1436 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
1437 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
1439 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1440 Andrew Pinski <apinski@cavium.com>
1443 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1444 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1445 calls instead of __builtin_ir{int,ound}*.
1447 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1449 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
1452 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1454 * config.gcc (target_type_format_char): New. Document it. Set it for
1456 * configure.ac (gnu_unique_option): Use target_type_format_char
1457 in test. Comment rationale.
1458 * configure: Regenerate .
1460 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1462 PR tree-optimization/52267
1463 * tree-vrp.c (masked_increment): New function.
1464 (register_edge_assert_for_2): Derive ASSERT_EXPRs
1465 from (X & CST1) cmp CST2 tests.
1467 2012-03-15 Richard Guenther <rguenther@suse.de>
1470 * tree-data-ref.c (subscript_dependence_tester_1): Check
1471 all dimensions for non-conflicting access functions.
1473 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1476 * doc/invoke.texi [C++ Language Options]: Document
1477 -ftemplate-backtrace-limit.
1479 2012-03-15 Tristan Gingold <gingold@adacore.com>
1481 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
1484 2012-03-15 Tristan Gingold <gingold@adacore.com>
1486 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
1487 use DW_OP_call_frame_cfa.
1489 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
1492 * config/i386/i386-opts.h (pmode): New.
1494 * config/i386/i386.c (ix86_option_override_internal): Properly
1495 check and set ix86_pmode.
1497 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
1499 * config/i386/i386.opt (maddress-mode=): New.
1501 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
1503 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1505 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
1506 (dwarf2out_do_cfi_asm): Likewise.
1507 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
1509 (add_data_member_location_attribute): Likewise.
1510 (gen_array_type_die): Likewise.
1511 (gen_subprogram_die): Likewise.
1512 (gen_producer_string): Likewise.
1513 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
1514 Remove MIPS_DEBUGGING_INFO handling.
1515 (sdb_debug_hooks): Likewise.
1516 (sdbout_begin_block): Likewise.
1517 (sdbout_end_block): Likewise.
1518 (sdbout_begin_prologue): Likewise.
1519 (sdbout_start_source_file): Likewise.
1520 (sdbout_end_source_file): Likewise.
1521 (sdbout_init): Likewise.
1522 * system.h (MIPS_DEBUGGING_INFO): Poison.
1524 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1526 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
1527 (alpha_file_start) [MS_STAMP]: Remove.
1529 * config/alpha/elf.h (TARGET_GAS): Remove.
1530 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
1531 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
1532 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
1533 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
1534 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
1535 (alpha*-*-freebsd*): Likewise.
1536 (alpha*-*-netbsd*): Likewise.
1537 (alpha*-*-openbsd*): Likewise.
1538 (alpha*-*-*): Remove target_cpu_default2.
1539 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
1541 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
1542 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
1543 * config/alpha/alpha.c (print_operand): Always assume
1544 TARGET_AS_SLASH_BEFORE_SUFFIX.
1545 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
1546 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
1547 ("*builtin_setjmp_receiver_er_1"): Remove.
1548 * config/alpha/alpha.opt (malpha-as): Remove.
1550 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
1552 Remove DEC Unix reference.
1554 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
1555 (EXTENDED_COFF): Remove.
1556 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
1557 (EXTENDED_COFF): Don't undef.
1558 * config/alpha/alpha.c (alpha_file_start): Always assume
1560 Don't set targetm.asm_file_start_file_directive.
1561 [!OBJECT_FORMAT_ELF]: Remove.
1562 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
1564 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
1565 (DBX_DEBUGGING_INFO): Remove.
1566 (MIPS_DEBUGGING_INFO): Remove.
1567 (PREFERRED_DEBUGGING_TYPE): Remove.
1568 (DBX_OUTPUT_SOURCE_LINE): Remove.
1569 (SDB_OUTPUT_SOURCE_LINE): Remove.
1570 (DBX_CONTIN_LENGTH): Remove.
1571 (NO_DBX_FUNCTION_END): Remove.
1572 (ASM_STABS_OP): Remove.
1573 (ASM_STABN_OP): Remove.
1574 (ASM_STABD_OP): Remove.
1575 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
1576 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
1577 (PUT_SDB_DEF): Remove.
1578 (PUT_SDB_PLAIN_DEF): Remove.
1579 (PUT_SDB_TYPE): Remove.
1580 (sdb_label_count): Remove.
1581 (PUT_SDB_BLOCK_START): Remove.
1582 (PUT_SDB_BLOCK_END): Remove.
1583 (PUT_SDB_FUNCTION_START): Remove.
1584 (PUT_SDB_FUNCTION_END): Remove.
1585 (PUT_SDB_EPILOGUE_END): Remove.
1586 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
1587 (MIPS_DEBUGGING_INFO): Don't undef.
1588 (DBX_DEBUGGING_INFO): Don't undef.
1589 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
1590 (MIPS_DEBUGGING_INFO): Don't undef.
1591 (DBX_DEBUGGING_INFO): Don't undef.
1592 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
1593 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
1595 (alpha_start_function): Likewise.
1596 (sdb_label_count): Remove.
1597 (alpha_output_filename): Remove DBX_DEBUG handling.
1598 (alpha_file_start): Likewise.
1600 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1602 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
1603 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
1604 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
1606 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
1607 (ld_tls_support): Remove Solaris 8 references.
1608 (lwp_dir, lwp_spec): Remove support for alternate thread library.
1609 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
1610 * configure: Regenerate.
1611 * config.in: Regenerate.
1613 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
1614 * config/i386/sol2.h: Remove Solaris 8 references.
1616 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
1617 (i?86-*-solaris2.9): ... this.
1618 Remove Solaris 8 references.
1619 (Specific, *-*-solaris2*): Document Solaris 8 removal.
1620 Remove Solaris 8 references.
1622 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1624 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
1625 (mips-sgi-irix6.5*): Remove.
1626 * config.host (mips-sgi-irix*): Remove.
1627 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
1628 (set_have_as_tls): Remove *-*-irix6*.
1629 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
1630 * configure: Regenerate.
1632 * config/mips/iris6.h: Remove.
1633 * config/mips/iris6.opt: Remove.
1634 * config/mips/t-irix6: Remove.
1636 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
1637 (TARGET_IRIX6): Remove.
1638 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
1639 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
1640 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
1642 (mips_file_start): Likewise.
1643 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
1645 * config/mips/driver-native.c [__sgi__]: Remove.
1646 (host_detect_local_cpu) [__sgi__]: Remove.
1648 * config/mips/gnu-user.h: Remove iris5.h reference.
1650 * config/mips/mips-modes.def: Remove IRIX 6 reference.
1651 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
1652 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
1655 * gcc.c (main): Move asm_debug initialization ...
1656 (asm_debug): ... here.
1658 * ginclude/stddef.h (__STDDEF_H__): Don't define.
1660 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
1661 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
1662 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
1663 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
1664 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
1665 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
1667 * doc/tm.texi: Regenerate.
1669 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
1671 (MIPS Options, -march): Remove IRIX reference.
1672 * doc/install.texi (Binaries, SGI IRIX): Remove.
1673 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
1675 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
1677 2012-03-14 Martin Jambor <mjambor@suse.cz>
1679 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
1680 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
1681 (expand_expr_real_1): Do not handle misalignment if modifier is
1684 2012-03-14 Richard Guenther <rguenther@suse.de>
1687 * tree-vect-generic.c (type_for_widest_vector_mode): Take
1688 element type instead of mode, use build_vector_type_for_mode
1689 instead of the langhook, build a vector of proper signedness.
1690 (expand_vector_operations_1): Adjust.
1692 2012-03-14 Richard Guenther <rguenther@suse.de>
1695 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
1696 a cgraph node for a FUNCTION_DECL that comes from a constructor.
1697 (gimple_get_virt_method_for_binfo): Likewise.
1699 2012-03-14 Richard Guenther <rguenther@suse.de>
1701 PR tree-optimization/52571
1702 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
1703 flag_section_anchors check ...
1704 (vect_can_force_dr_alignment_p): ... here. Do not re-align
1705 DECL_COMMON variables.
1707 2012-03-14 Richard Guenther <rguenther@suse.de>
1709 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
1710 * stor-layout.c (start_bitfield_representative): New function.
1711 (finish_bitfield_representative): Likewise.
1712 (finish_bitfield_layout): Likewise.
1713 (finish_record_layout): Call finish_bitfield_layout.
1714 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1715 for QUAL_UNION_TYPE fields.
1716 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1717 Stream DECL_BIT_FIELD_REPRESENTATIVE.
1718 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1723 * expr.c (get_bit_range): Unconditionally extract bitrange
1724 from DECL_BIT_FIELD_REPRESENTATIVE.
1725 (expand_assignment): Adjust call to get_bit_range.
1727 2012-03-14 Richard Guenther <rguenther@suse.de>
1730 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
1731 the outermost conversion is a sign-change only.
1732 (fold_binary_loc): Disregard widening and sign-changing
1733 conversions when we determine if two variables are equal
1735 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
1736 (T1)x if the outermost conversion is a sign-change only.
1738 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
1741 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
1743 * config/i386/predicates.md (constant_call_address_operand): Declare
1744 as special predicate. Update all uses.
1746 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1749 * c-parser.c (c_parser_postfix_expression)
1750 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1752 * config/i386/smmintrin.h: Avoid /* within a comment.
1753 * config/i386/nmmintrin.h: Likewise.
1755 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/i386.md (xbegin): Remove constraint from expander.
1759 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1761 * config/i386/predicates.md (constant_call_address_operand): Declare
1762 as special predicate. Update all uses.
1763 * config/i386/i386.md: Remove mode from constant_call_address_operand
1765 * config/i386/i386.c (ix86_output_call_insn): Call
1766 constant_call_address_operand with VOIDmode.
1768 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1770 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
1771 AND zero extended address correctly.
1773 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1775 * config/i386/predicates.md (tls_symbolic_operand): Declare as
1777 (tls_modbase_operand): Ditto.
1778 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
1779 tls_modbase_operand predicates.
1781 2012-03-13 Martin Jambor <mjambor@suse.cz>
1783 * expr.c (expand_assignment): Handle misaligned scalar writes to
1784 memory through top-level MEM_REFs by calling store_bit_field.
1786 2012-03-13 Richard Guenther <rguenther@suse.de>
1789 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
1790 if Y is a constant multiple of 1 << CST.
1792 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
1795 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1796 offset (size) to a value the insns can deal with.
1797 (expand_epilogue): Ditto.
1799 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1801 * config/arm/neon.ml (ops): Fixup expected instructions for
1802 unsigned vector compares.
1804 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
1807 addresses only when %reg is not in word mode.
1809 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1811 * config/microblaze/microblaze.md: Fix typo.
1812 * tree-if-conv.c: Likewise.
1813 * tree-vect-patterns.c: Likewise.
1815 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1817 * config.gcc (extra_passes): Remove.
1818 * configure.ac (extra_passes): Don't substitute.
1819 * configure: Regenerate.
1820 * Makefile.in (EXTRA_PASSES): Remove.
1821 (GCC_PASSES): Remove $(EXTRA_PASSES).
1822 (MOSTLYCLEANFILES): Likewise.
1824 (install-common): Likewise.
1826 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1828 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
1829 * config/i386/i386.c (ix86_decompose_address): Use
1830 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
1831 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
1832 thread pointer to a register.
1834 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
1836 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
1837 on tls_symbolic_operand.
1838 (tls_global_dynamic_64_<mode>): Likewise.
1840 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
1843 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1844 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1846 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
1849 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1850 type from reg_class_t to enum reg_class.
1851 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1853 2012-03-12 Andrew Pinski <apinski@cavium.com>
1855 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
1856 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
1857 (value_replacement): Likewise.
1858 (empty_block_p): Check also if the PHIs for the block are empty.
1860 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
1863 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1864 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1865 r184615 from 2012-02-28.
1867 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
1869 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
1870 (ix86_gen_tls_local_dynamic_base_64): Likewise.
1871 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
1872 and ix86_gen_tls_local_dynamic_base_64.
1873 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
1874 ix86_gen_tls_local_dynamic_base_64.
1876 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
1877 (*tls_global_dynamic_64_<mode>): This.
1878 (tls_global_dynamic_64): Renamed to ...
1879 (tls_global_dynamic_64_<mode>): This.
1880 (*tls_local_dynamic_base_64): Renamed to ...
1881 (*tls_local_dynamic_base_64_<mode>): This.
1882 (tls_local_dynamic_base_64): Renamed to ...
1883 (tls_local_dynamic_base_64_<mode>): This.
1885 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
1887 * config/i386/i386.c (ix86_option_override_internal): Properly
1888 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
1889 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
1890 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
1891 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1893 * config/i386/sse.md (sse3_monitor64): Renamed to ...
1894 (sse3_monitor64_<mode>): This.
1896 2012-03-12 Tristan Gingold <gingold@adacore.com>
1898 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
1899 (ia64_function_arg_advance): Ditto.
1901 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1903 * config.gcc (mips*-*-openbsd*): Remove.
1904 * config/mips/openbsd.h: Remove.
1905 * config/mips/sdb.h: Remove.
1907 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
1908 * config/mips/mips.c (sdb_label_count): Remove.
1909 (mips_debugger_offset): Remove #if 0 code.
1910 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
1911 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
1913 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1915 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1917 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1918 Update binutils references.
1919 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1920 Update binutils reference.
1921 Update Sun as/GNU ld caveat.
1922 Document binutils largefile requirement for LTO plugin.
1923 Remove reference to alternate libpthread.
1925 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1927 * config.gcc (alpha*-dec-osf5.1*): Remove.
1928 * config.host (alpha*-dec-osf*): Remove.
1929 * configure.ac (*-*-osf*): Remove.
1930 (alpha*-dec-osf*): Remove.
1931 * configure: Regenerate.
1933 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
1934 config/alpha/va_list.h, config/alpha/x-osf: Remove.
1936 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
1937 * config/alpha/alpha.c (struct machine_function): Update comment.
1938 (alpha_start_function): Remove Tru64 UNIX as handling for
1940 * config/alpha/alpha.md ("exception_receiver"): Remove
1941 TARGET_LD_BUGGY_LDGP.
1942 ("*exception_receiver_2"): Likewise.
1943 * except.c (finish_eh_generation): Remove Tru64 reference.
1944 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
1945 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
1946 * target.def (handle_pragma_extern_prefix): Remove.
1948 * Makefile.in (mips-tfile.o-warn): Remove.
1949 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
1950 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
1951 * mips-tdump.c, mips-tfile.c: Remove.
1953 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
1955 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
1956 (Specific, alpha*-dec-osf5.1): Note removal.
1957 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
1959 * doc/tm.texi: Regenerate.
1960 * doc/trouble.texi (Cross-Compiler Problems): Remove.
1962 2012-03-12 Richard Guenther <rguenther@suse.de>
1964 * config/arm/arm.c (neon_dereference_pointer): Do not call
1965 covert during RTL expansion.
1967 2012-03-12 Tristan Gingold <gingold@adacore.com>
1969 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
1970 Options. Mention -mpointer-size.
1972 2012-03-12 Richard Guenther <rguenther@suse.de>
1974 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
1975 build_nonstandard_integer_type.
1977 2012-03-12 Richard Guenther <rguenther@suse.de>
1979 * tree.c (signed_or_unsigned_type_for): Use
1980 build_nonstandard_integer_type.
1981 (signed_type_for): Adjust documentation.
1982 (unsigned_type_for): Likewise.
1983 * tree-pretty-print.c (dump_generic_node): Use standard names
1984 for non-standard integer types if available.
1986 2012-03-12 Tristan Gingold <gingold@adacore.com>
1988 * config/vms/vms.opt: Add vms-opts.h header.
1989 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
1991 (-mvms-return-codes): Document.
1992 (-mpointer-size): New option.
1993 (vms_pointer_size): Add enumeration.
1994 * config/vms/vms-opts.h: New file.
1995 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1996 __INITIAL_POINTER_SIZE.
1997 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
1998 (C_COMMON_OVERRIDE_OPTIONS): Define.
1999 (DWARF2_ADDR_SIZE): Define.
2000 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
2001 * config/vms/vms-protos.h (vms_c_common_override_options):
2003 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
2004 if -mno-pointer-size.
2005 (vms_c_common_override_options): New function.
2006 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2007 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2008 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
2009 and flag_vms_pointer_size.
2010 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
2011 * config.gcc (*-*-*vms*): Define xm_file.
2012 (alpha*-dec-*vms*): Do not define xm_file.
2013 (alpha64-dec-*vms*): Remove.
2014 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
2017 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2019 PR tree-optimization/51721
2020 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
2021 if (int) unsvar cmp CST.
2023 2012-03-12 Richard Guenther <rguenther@suse.de>
2025 * tree-sra.c (create_access_replacement): Only rename the replacement
2026 if we can rewrite it into SSA form. Properly mark register typed
2027 replacements that we cannot rewrite with TREE_ADDRESSABLE.
2028 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
2029 for aggregate or BLKmode results.
2031 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2033 PR tree-optimization/52533
2034 * tree-vrp.c (register_edge_assert_for_2): Use double_int
2035 type for mask, only handle shifts by non-zero in-range
2036 shift count, for LE_EXPR and GT_EXPR if new_val is
2037 maximum, don't add the assertion.
2039 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
2041 * doc/invoke.texi: Document -mrtm option.
2042 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
2043 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
2044 (ix86_handle_option): Handle OPT_mrtm.
2045 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
2047 (x86_64-*-*): Ditto.
2048 * i386-builtin-types.def (INT_FTYPE_VOID): New.
2049 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2051 (ix86_target_string): Define -mrtm option.
2053 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
2055 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
2056 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
2058 (bdesc_special_args): Ditto.
2059 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
2060 (ix86_expand_special_args_builtin): Handle new built-in type.
2061 (ix86_expand_builtin): Handle XABORT instruction.
2062 * config/i386/i386.h (TARGET_RTM): New.
2063 * config/i386/i386.md (UNSPECV_XBEGIN): New.
2064 (UNSPECV_XEND): Ditto.
2065 (UNSPECV_XABORT): Ditto.
2066 (UNSPECV_XTEST): Ditto.
2073 * config/i386/i386.opt (mrtm): New.
2074 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
2075 * config/i386/rtmintrin.h: New header.
2076 * config/i386/xtestintrin.h: Ditto.
2078 2012-03-12 Tristan Gingold <gingold@adacore.com>
2080 * ginclude/stddef.h: Adjust previous patch.
2081 Use __VMS__ instead of VMS.
2083 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
2085 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
2086 Also convert sequences with CC setting arithmetic instruction.
2088 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
2090 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
2091 from C Language Options to Preprocessor Options.
2092 (C Dialect Options): Move -no-integrated-cpp documentation
2094 (Preprocessor Options): ...to here. Rewrite the description
2095 so it makes more sense, and remove discussion of merging front ends.
2097 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2099 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
2101 (ix86_expand_setmem): Likewise.
2103 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
2105 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
2108 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2110 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
2111 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
2113 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2115 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
2117 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2119 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
2122 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2123 Uros Bizjak <ubizjak@gmail.com>
2125 * config/i386/predicates.md (call_insn_operand): Allow
2126 constant_call_address_operand in Pmode only.
2127 (sibcall_insn_operand): Ditto.
2128 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
2129 (*call_vzeroupper): Ditto.
2131 (*sibcall_vzeroupper): Ditto.
2132 (*call_value): Ditto.
2133 (*call_value_vzeroupper): Ditto.
2134 (*sibcall_value): Ditto.
2135 (*sibcall_value_vzeroupper): Ditto.
2136 (*indirect_jump): Ditto.
2137 (*tablejump_1): Ditto.
2138 (indirect_jump): Convert memory address to word mode for TARGET_X32.
2140 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
2143 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
2146 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
2147 Use movrt_negc instead of negc pattern for non-SH2A.
2149 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
2151 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
2153 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
2154 if Pmode != word_mode.
2155 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
2156 Pmode == SImode for TARGET_X32.
2158 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
2159 (tls_initial_exec_x32): Likewise.
2161 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2163 PR rtl-optimization/52528
2164 * combine.c (can_combine_p): Add setting of subst_low_luid
2165 before call to expand_field_assignment().
2167 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2169 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
2170 and related program names.
2172 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2174 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
2176 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2179 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2180 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2182 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2183 (*movdi_internal_rex64): Use %E operand modifier for lea.
2184 (*movsi_internal): Ditto.
2186 (*lea<mode>_2): Ditto.
2187 (*lea_{3,4,5,6}_zext): Ditto.
2188 (*tls_global_dynamic_32_gnu): Ditto.
2189 (*tls_global_dynamic_64): Ditto.
2190 (*tls_dynamic_gnu2_lea_32): Ditto.
2191 (*tls_dynamic_gnu2_lea_64): Ditto.
2192 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2194 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2196 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2197 redefine to be NULL if the current bit-size is different from the
2198 configured bit-size.
2200 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2201 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2202 set the default tuning. Add asserts to make sure the cpu and tune
2203 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2204 test whether the index is set, instead of > 0.
2205 (rs6000_file_start): Do not reset the default cpu if the current
2206 bit-size is different from the configured bit-size.
2208 2012-03-09 Tristan Gingold <gingold@adacore.com>
2210 * config/vms/vms-crtlmap.map: Add comments.
2211 Add entries needed to build Ada RTS.
2213 2012-03-09 Tristan Gingold <gingold@adacore.com>
2215 * ginclude/stddef.h: Do not define __size_t on VMS.
2217 2012-03-09 Tristan Gingold <gingold@adacore.com>
2219 * c-tree.h (c_default_pointer_mode): New variable.
2220 * c-decl.c (c_default_pointer_mode): New variable.
2221 (c_build_pointer_type): New function.
2222 (grokdeclarator): Call c_build_pointer_type instead
2223 of build_pointer_type.
2225 * config/vms/vms-c.c: Include c-tree.h
2226 (saved_pointer_mode): New variable.
2227 (handle_pragma_pointer_size): New function.
2228 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
2229 (vms_c_register_pragma): Register __pointer_size and
2230 __required_pointer_size pragmas.
2232 2012-03-09 Tristan Gingold <gingold@adacore.com>
2234 * config/vms/vms-c.c (vms_construct_include_filename): New function.
2235 (vms_c_register_includes): Reference it.
2237 2012-03-09 Andrew Pinski <apinski@cavium.com>
2240 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
2242 (tree_ssa_phiopt_worker): Go through all the PHIs for
2243 value_replacement instead of just the singleton one.
2244 (value_replacement): Change return type to int. Return 0 instead of
2246 Allow the middle basic block to contain more than just the defining
2248 Handle non empty middle basic blocks.
2249 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
2251 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
2253 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
2254 array reference and component reference.
2255 (analyze_scalar_evolution_for_address_of): New.
2257 2012-03-08 Jie Zhang <jzhang918@gmail.com>
2260 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
2261 (hwloop_pattern_reg): Fix set but not used warning.
2262 (bfin_reorg_loops): Remove unused parameter.
2263 (bfin_reorg): Update use of bfin_reorg_loops.
2265 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
2267 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
2268 with integer parameters in registers.
2269 (gen_push): Push register in word_mode instead of Pmode.
2270 (ix86_emit_save_regs): Likewise.
2271 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
2272 (gen_pop): Pop register in word_mode instead of Pmode.
2273 (ix86_emit_restore_regs_using_pop): Likewise.
2274 (ix86_expand_prologue): Replace Pmode with word_mode for push
2275 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
2276 restore RAX and R10 in word_mode.
2277 (ix86_emit_restore_regs_using_mov): Restore integer registers
2279 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
2281 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
2282 (ix86_split_long_move): Likewise.
2284 * config/i386/i386.md (W): New.
2285 (*push<mode>2_prologue): Replace :P with :W.
2286 (*pop<mode>1): Likewise.
2287 (*pop<mode>1_epilogue): Likewise.
2288 (push/pop peephole2): Use word_mode scratch registers.
2290 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2292 * config/i386/predicates.md (indirect_branch_operand): Simplify.
2294 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2296 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2297 for constants in [-63,63].
2299 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2303 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2305 * config/i386/i386.c (ix86_print_operand_address): Only handle
2306 zero-extended DImode addresses.
2308 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2310 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2311 * configure: Regenerate.
2313 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2316 * config/avr/avr.c (avr_mem_clobber): New static function.
2317 (avr_expand_delay_cycles): Add memory clobber operand to
2318 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2319 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2320 (enable_interrupt, disable_interrupt): New expander.
2321 (nopv, sleep, wdr): New expanders.
2322 (delay_cycles_1): Add memory clobber.
2323 (delay_cycles_2): Add memory clobber.
2324 (delay_cycles_3): Add memory clobber.
2325 (delay_cycles_4): Add memory clobber.
2326 (cli_sei): New insn from former "enable_interrupt",
2327 "disable_interrupt" with memory clobber.
2328 (*wdt): New insn from former "wdt" with memory clobber.
2329 (*nopv): Similar, but for "nopv".
2330 (*sleep): Similar, but for "sleep".
2332 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
2333 Kaz Kojima <kkojima@gcc.gnu.org>
2336 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
2337 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
2338 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2340 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2342 * config/i386/predicates.md (x86_64_zext_general_operand): New.
2343 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
2344 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
2346 2012-03-07 Walter Lee <walt@tilera.com>
2348 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2349 REG_CFA_* notes for the stack pointer.
2350 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2351 EH_RETURN_STACKADJ_RTX.
2352 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2353 generate REG_CFA_* notes for the stack pointer.
2354 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2355 by EH_RETURN_STACKADJ_RTX.
2357 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2359 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
2360 when __AVR_3_BYTE_PC__ is defined.
2362 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
2365 (ix86_print_operand): Handle '^'.
2366 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
2367 using P mode iterator. Add %^ to asm template to conditionally emit
2369 (*rep_movdi_rex64): Ditto.
2370 (*strsetdi_rex_1): Ditto.
2371 (*rep_stosdi_rex64): Ditto.
2372 (*strmov{si,hi,qi}_1): Add %^ to asm template to
2373 conditionally emit addr32 prefix.
2374 (*rep_mov{si,qi}): Ditto.
2375 (*strset{si,hi,qi}): Ditto.
2376 (*rep_stos{si,qi}): Ditto.
2377 (*cmpstrnqi_nz_1): Ditto.
2378 (*cmpstrnqi_1): Ditto.
2379 (*strlenqi_1): Ditto.
2381 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
2383 * config/i386/i386.c (function_value_64): Return pointers in
2384 word_mode instead of Pmode.
2385 (ix86_promote_function_mode): Likewise.
2387 2012-03-07 Richard Guenther <rguenther@suse.de>
2389 * coverage.c (get_gcov_type): Use type_for_mode.
2390 (get_gcov_unsigned_t): Likewise.
2391 * expr.c (store_constructor): Use type_for_mode.
2392 (try_casesi): Likewise.
2393 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
2394 (add_standard_iv_candidates): Use standard type trees.
2395 * dojump.c (do_jump): Remove dead code.
2397 2012-03-07 Richard Guenther <rguenther@suse.de>
2399 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
2401 2012-03-07 Richard Guenther <rguenther@suse.de>
2403 * convert.c (strip_float_extensions): Move ...
2404 * tree.c (strip_float_extensions): ... here.
2406 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2409 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2411 2012-03-07 Richard Guenther <rguenther@suse.de>
2413 * omp-low.c (extract_omp_for_data): Use signed_type_for.
2414 (expand_omp_for_generic): Likewise.
2415 (expand_omp_for_static_nochunk): Likewise.
2416 (expand_omp_for_static_chunk): Likewise.
2417 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
2418 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
2419 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
2420 Use unsigned_type_for.
2421 (vect_create_cond_for_align_checks): Use signed_type_for.
2423 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
2425 PR rtl-optimization/52203
2426 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
2427 all callers to pass NULL except ...
2428 (reset_sched_cycles_in_current_ebb): ... here, save the value
2429 in new variable 'empty'. Increase issue_rate only for
2432 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2435 * Makefile.in: Let install-gcc-ar depend on installdirs,
2436 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2437 Don't double canonicalize if cross-compiling.
2439 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2442 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2443 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2444 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2446 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2449 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2451 * config/avr/avr.md (xload_8): Adjust insn length.
2453 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2456 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2457 if RAMPZ affects reading from RAM.
2459 2012-03-07 Richard Guenther <rguenther@suse.de>
2463 * doc/invoke.texi (Precompiled Headers): Remove sentence that
2464 suggests you can include PCHs from inside another header.
2466 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
2469 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
2471 2012-03-07 Kai Tietz <ktietz@redhat.com>
2473 * doc/invoke.texi (fwritable-relocated-rdata): Document
2474 new Cygwin/MinGW target option.
2475 * config/i386/winnt.c (i386_pe_unique_section): Ignore
2476 reloc if flag -fwritable-relocated-rdata is not set.
2477 (i386_pe_section_type_flags): Likewise.
2478 * config/i386/cygming.opt (fwritable-relocated-rdata):
2479 Add new flag variable flag_writable_rel_rdata.
2481 2012-03-07 Richard Guenther <rguenther@suse.de>
2483 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
2484 precision against gimple constraints.
2486 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
2489 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
2491 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
2492 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
2494 (init_emit_regs): Move associated initialization to...
2495 (init_emit_once): ...here.
2497 2012-03-06 Richard Henderson <rth@redhat.com>
2499 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2500 * config/m68k/sync.md (atomic_test_and_set): Use it.
2501 (atomic_test_and_set_1): Likewise.
2503 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2506 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2507 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2508 (vector_ltgt<mode>): Likewise.
2509 (vector_ordered<mode>): Likewise.
2510 (vector_unordered<mode>): Likewise.
2511 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2513 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2515 * trans-mem.c: New typedef for tm_region_p.
2516 Define vector types for tm_region_p.
2517 (tm_region_init): Replace region_worklist to a vector called
2520 2012-03-06 Richard Guenther <rguenther@suse.de>
2522 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
2523 MEM_REF with constant pointer operand.
2525 2012-03-06 Richard Guenther <rguenther@suse.de>
2528 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2530 2012-03-06 Tristan Gingold <gingold@adacore.com>
2532 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
2533 (external_model_kind): Improve documentation.
2534 (vms_pragma_extern_model): Handle relaxed_redef.
2535 (vms_c_register_pragma): Allow expansion for nomember_alignment.
2537 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
2539 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
2540 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
2541 Some more notes on EIND usage and reorder EIND subsection.
2543 2012-03-06 Tristan Gingold <gingold@adacore.com>
2545 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
2546 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
2548 2012-03-06 Tristan Gingold <gingold@adacore.com>
2550 * config/vms/t-vmsnative (version): Define.
2551 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
2553 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2555 PR rtl-optimization/52250
2556 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2557 to put note list into. Unconditionally call move_bb_info.
2558 (move_bb_info): Do not assert the blocks being in the same region,
2559 just drop the note list if they are not.
2561 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
2564 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
2565 and use unified expansion logic.
2566 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
2567 closer to the existing movt insn.
2568 (negc): Rename insn to *negc. Add new expander.
2569 (movnegt): Use xor pattern for T bit negation. Reserve helper
2570 constant for negc pattern.
2571 (*movnegt): New insn and splitter.
2573 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
2575 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
2578 2012-03-05 Richard Henderson <rth@redhat.com>
2580 * genemit.c (main): Include "target.h" in insn-emit.c.
2581 * Makefile.in (insn-emit.o): Depend on TARGET_H.
2582 * config/sh/sync.md (atomic_test_and_set): Reference
2583 targetm.atomic_test_and_set_trueval instead of
2584 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
2586 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
2588 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2591 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
2593 * langhooks.c (add_builtin_type): New function.
2594 * langhooks.h (add_builtin_type): Export it.
2595 * config/mep/mep.c (mep_init_builtins): Use it.
2596 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
2598 2012-03-05 Jakub Jelinek <jakub@redhat.com>
2601 * tree.h (BLOCK_SAME_RANGE): Define.
2602 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
2603 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
2604 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
2605 isn't equal to supercontext fragment's fragment chain.
2606 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
2608 (blocks_nreverse_all): Likewise.
2609 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
2610 BLOCK_SUPERCONTEXT to supercontext fragment instead of
2611 supercontext fragment's fragment origin.
2612 * dwarf2out.c (add_high_low_attributes): If stmt has the same
2613 range as its parent (or parents thereof etc.), use the parent's
2614 DW_AT_ranges value instead of creating a new .debug_ranges range.
2616 2012-03-05 Richard Henderson <rth@redhat.com>
2619 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
2620 * omp-low.c (expand_omp_atomic): Assume anything aligned to
2621 BIGGEST_ALIGNMENT is aligned.
2623 2012-03-05 Richard Henderson <rth@redhat.com>
2625 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
2626 * config/sh/sh.c: ... here.
2628 2012-03-05 Richard Henderson <rth@redhat.com>
2631 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2632 instead of calling negqi2 directly.
2634 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
2637 * trans-mem.c (tm_region_init): Use last_basic_block.
2639 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
2641 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2642 * config/sh/sync.md (atomic_test_and_set): New expander.
2643 (tasb, atomic_test_and_set_soft): New insns.
2644 * config/sh/sh.opt (menable-tas): New option.
2645 * doc/invoke.texi (SH Options): Document it.
2647 2012-03-05 Richard Guenther <rguenther@suse.de>
2649 * cfgloop.c (verify_loop_structure): Verify dominators before
2651 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
2652 dominators from here.
2653 * graphite-scop-detection.c (create_sese_edges): Likewise.
2654 * loop-doloop.c (doloop_optimize_loops): Likewise.
2655 * loop-init.c (loop_optimizer_init): Likewise.
2656 * loop-unroll.c (unroll_and_peel_loops): Likewise.
2657 * loop-unswitch.c (unswitch_loops): Likewise.
2658 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
2659 * tree-parloops.c (parallelize_loops): Likewise. Verify
2660 only when checking is enabled.
2661 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
2663 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
2665 * genautomata.c (parse_automata_opt): New static function.
2666 (initiate_automaton_gen): Remove all option handling code. Remove
2667 argc argument. All callers changed.
2668 (main): Call init_rtx_reader_args_cb with the new function as argument.
2670 2012-03-05 Richard Guenther <rguenther@suse.de>
2672 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
2673 * tree-if-conv.c (combine_blocks): Free post-dominator info
2675 * tree-parloops.c (create_parallel_loop): Free and re-compute
2676 dominator info after breaking it.
2678 2012-03-05 Richard Guenther <rguenther@suse.de>
2681 * optabs.h (trapv_unoptab_p): New function.
2682 (trapv_binoptab_p): Likewise.
2683 * optabs.c (expand_binop): Use emit_libcall_block_1 with
2684 a proper equiv_may_trap argument.
2685 (expand_unop): Likewise.
2686 (emit_libcall_block_1): Take extra argument whether the
2687 instruction may trap. Renamed from ...
2688 (emit_libcall_block): ... this. New wrapper.
2690 2012-03-05 Jakub Jelinek <jakub@redhat.com>
2692 PR tree-optimization/51721
2693 * tree-vrp.c (register_edge_assert_for_2): If comparing
2694 lhs of right shift by constant with an integer constant,
2695 add ASSERT_EXPRs for the rhs1 of the right shift.
2697 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
2699 2012-03-05 Richard Guenther <rguenther@suse.de>
2701 * tree.c (integer_zerop): Handle VECTOR_CSTs.
2702 (integer_onep): Likewise.
2703 (integer_all_onesp): Likewise.
2705 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
2707 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
2709 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2711 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
2712 instead of TARGET_64BIT.
2714 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2716 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
2719 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2721 * config/i386/i386.c (ix86_print_operand_address): Only handle
2722 zero-extended DImode addresses.
2724 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
2726 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
2727 taken and cputaken as bool.
2729 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/constraints.md (Ya): New internal constraint.
2732 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
2733 (*zero_extendsidi2_rex64): Add x,x alternative.
2734 (*zero_extendsidi2): Ditto. Add o,0 alternative.
2735 Remove flags reg clobber. Adjust corresponding splits.
2736 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
2737 zero_extendqisi2 expanders using SWI12 mode iterator.
2738 (zero_extend<mode>si2_and): Macroize insn from
2739 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
2741 (*zero_extend<mode>si2): Macroize insn from
2742 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
2743 (*zero_extend*2_movzbl_and): Remove insn patterns.
2744 (zero_extendqihi2_and): Merge corresponding splitter.
2745 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
2746 (*zero_extend*2_movzbl_and): Remove insn patterns.
2747 (*anddi_1): Split TYPE_IMOVX instructions.
2748 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
2750 (and->zext splitter): Add splitter pattern.
2751 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
2753 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
2755 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
2757 (Debugging Options): Likewise.
2758 (Optimize Options): Likewise.
2759 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
2760 with other architectures. Use official processor names with correct
2761 spelling/capitalization. Fix formatting and grammar issues.
2762 (i386 and x86-64 Windows Options): Similar cleanup here.
2764 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2766 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2768 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2770 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2771 DBX_REGISTER_NUMBER.
2773 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2775 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2776 operand is CONST_INT. Take COSTS_N_INSNS into account.
2777 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
2780 2012-03-02 Richard Henderson <rth@redhat.com>
2782 * optabs.c (expand_atomic_test_and_set): Honor
2783 atomic_test_and_set_trueval even when atomic_test_and_set
2784 optab is not in use.
2786 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
2790 * config/sh/sh.c (sh_register_move_cost): Increase cost between
2791 GENERAL_REGS and FP_REGS for SImode.
2793 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
2796 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
2797 (absdi2): New expander.
2798 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
2800 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
2802 * config/sh/sync.md (atomic_exchange<mode>): New expander.
2803 (atomic_exchange<mode>_soft): New insn.
2805 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
2807 * config/sh/sync.md: Update copyright notice dates.
2808 (atomic_compare_and_swap<mode>): Use SImode for return value instead
2810 (atomic_compare_and_swap<mode>_soft): Likewise.
2812 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
2815 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
2816 * config/sh/sh.c: Update copyright notice dates.
2817 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
2818 alignment for TARGET_HARD_SH4.
2819 (sh_option_override): Reduce default function alignment. Set
2820 loop alignment to 4 bytes when not optimizing for size.
2822 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
2825 * doc/invoke.texi (floop-flatten): Remove.
2826 * toplev.c (process_options): Remove references to flag_loop_flatten.
2827 * tree-ssa-loop.c (gate_graphite_transform): Same.
2828 * common.opt (floop-flatten): Obsolete.
2829 * graphite-poly.c (apply_poly_transforms): Remove reference to
2831 * Makefile.in (graphite-flattening.o): Remove.
2832 * graphite-flattening.c: Remove.
2834 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
2836 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2837 having mode compatible with the mode of previous compare. Substitute
2838 compare mode of previous compare with the mode, compatible
2839 with eliminated and previous compare.
2841 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2843 * config/rs6000/dfp.md (floatdidd2): New define_insn.
2845 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
2847 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
2848 compatible with CCGOCmode and CCGCmode.
2850 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2852 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
2854 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2856 * config/arm/arm.c (arm_sat_operator_match): New function.
2857 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
2858 * config/arm/arm.md ("insn" attribute): Add "sat" value.
2859 ("SAT", "SATrev"): New code iterators.
2860 ("SATlo", "SAThi"): New code iterator attributes.
2861 ("*satsi_<SAT:code>"): New pattern.
2862 ("*satsi_<SAT:code>_shift"): Likewise.
2863 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
2864 and "shift" attributes.
2865 ("arm_usatsihi"): Add "insn" attribute.
2866 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
2867 by powers of two. Do not allow shift by 32.
2869 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
2872 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
2873 to pass the argument in the register of "natural" mode.
2875 2012-03-02 Richard Guenther <rguenther@suse.de>
2877 PR tree-optimization/52406
2878 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2879 (struct indices): Add unconstrained_base member.
2880 (struct dr_alias): Remove unused vops member.
2881 (DR_UNCONSTRAINED_BASE): New define.
2882 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2883 add indices to allow their disambiguation. Make DR_BASE_OBJECT
2884 be an artificial access that covers the whole indexed object,
2885 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
2886 plain decl base-objects to their MEM_REF variant.
2887 (dr_may_alias_p): When the base-object of either data reference
2888 has unknown size use only points-to information.
2889 (compute_affine_dependence): Make dumps easier to read and
2891 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2892 DR_REF when looking for packed references.
2893 (vect_supportable_dr_alignment): Likewise.
2895 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
2897 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
2898 Improve conditions for peepholes of loads followed by commutative
2900 * config/arm/ldmstm.md: Regenerated.
2902 2012-03-02 Richard Guenther <rguenther@suse.de>
2904 * BASE-VER: Set to 4.8.0.
2906 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
2908 * config.gcc (obsolete): Add all ARM targets using the FPA.
2909 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
2910 * doc/install.texi: Avoid references to obsolete ARM ports.
2912 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
2914 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
2916 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
2917 Joern Rennecke <joern.rennecke@embecosm.com>
2919 * doc/extend.texi: Expand and update information on interrupt
2920 attribute for Epiphany.
2922 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2924 * config/sh/sh-protos.h: Update copyright notice dates.
2925 * config/sh/sh.h: Likewise.
2926 * config/sh/sh.md: Likewise.
2927 * config/sh/constraints.md: Likewise.
2928 * config/sh/predicates.md: Likewise.
2930 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2932 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2933 * config/sh/sh.c (tertiary_reload_operand): Likewise.
2935 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2937 * config/sh/constraints.md: Fix comment typo.
2939 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2942 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2943 unsigned HOST_WIDE_INT.
2944 (zvdep_imm64): Likewise.
2945 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2946 (vdepi_and): Likewise.
2947 Likewise for unamed 64-bit patterns.
2948 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2950 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2953 PR rtl-optimization/52417
2954 * cselib.c (cselib_any_perm_equivs): New variable.
2955 (cselib_reset_table): Check that it's not set when not
2956 preserving constants.
2957 (cselib_add_permanent_equiv): Set it.
2958 (cselib_have_permanent_equivalences): New.
2959 (cselib_init, cselib_finish): Reset it.
2960 * cselib.h (cselib_have_permanent_equivalences): Declare.
2961 * alias.c (get_addr): Restore earlier behavior when there
2962 aren't permanent equivalences.
2964 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2966 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2967 * config/v850/v850-modes.def: Fix copyright notice.
2969 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2971 * doc/extend.texi (AVR Built-in Functions): Document
2972 __builtin_avr_flash_segment.
2974 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2975 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2976 (*split.flash_segment): New insn-and-split.
2977 * config/avr/avr.c (avr_init_builtins): Add local variables:
2978 const_memx_void_node, const_memx_ptr_type_node,
2979 char_ftype_const_memx_ptr.
2981 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2983 PR tree-optimization/52445
2984 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2985 add ssa_name_ver, offset and size fields and change store field
2987 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2988 (add_or_mark_expr): Likewise. Only consider previous stores
2989 with the same size and offset.
2990 (nt_init_block): Only look at gimple_assign_single_p stmts,
2991 doesn't look at rhs2.
2993 2012-03-01 Richard Guenther <rguenther@suse.de>
2996 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2997 conversions from integral types to pointer types.
2999 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3001 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3002 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3003 unintentionally removed in r184616.
3005 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3007 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3010 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3011 Uros Bizjak <ubizjak@gmail.com>
3014 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3015 alternatives, add "e" constraint to the new last alternative
3016 and ! to last 3 alternatives.
3018 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3020 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3021 DW_AT_artificial attributes at the end of the processing.
3022 (gen_array_type_die): Likewise.
3023 (gen_enumeration_type_die): Likewise.
3024 (gen_struct_or_union_type_die): Likewise.
3025 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3028 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3031 * expr.c (expand_assignment): If doing misaligned store that doesn't
3032 cover all mode bits, perform a RMW cycle.
3034 PR tree-optimization/52429
3035 * tree-parloops.c (separate_decls_in_region_debug): Return early
3036 if var is LABEL_DECL.
3038 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3040 PR tree-optimization/52424
3041 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3042 calling dom_thread_across_edge.
3044 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3046 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3048 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3050 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3051 * config/avr/avr.c (avr_output_bld): Remove unused function.
3052 (avr_out_sbxx_branch): Use "%T" to print bit position.
3054 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3056 * config/avr/avr.md: Untabify.
3058 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3060 * config/avr/avr.md (eqne): New code iterator.
3061 (*dec-and-branchsi): Use it in text peephole's condition.
3062 (*dec-and-branchhi): Ditto.
3063 (*dec-and-branchqi): Ditto.
3065 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3068 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3069 the device does not have the skip-bug.
3071 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3073 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3074 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3075 -mpretend-cmove): New.
3077 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3080 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3081 doesn't count DEBUG_INSN refs.
3082 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3083 for DEBUG_INSN refs.
3085 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3089 2012-02-20 Richard Guenther <rguenther@suse.de>
3090 PR tree-optimization/52298
3091 * tree-vect-stmts.c (vectorizable_load): Properly use
3092 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3095 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3098 * gimple.h (gimple_in_transaction): New.
3099 (gimple_set_in_transaction): New.
3100 (struct gimple_statement_base): Add in_transaction field.
3101 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3103 (tree_ssa_lim_initialize): Compute transaction bits.
3104 * tree.h (compute_transaction_bits): Protoize.
3105 * trans-mem.c (tm_region_init): Use the heap to store BB
3107 (compute_transaction_bits): New.
3109 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3111 * gcc.c (display_help): Document --help=common and sort entries
3114 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3116 * doc/install.texi: Document check-$LANG specific shortcuts
3118 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3121 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3123 * config/arm/arm_neon.h: Regenerate.
3124 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3125 (neon_vcgeu): New insn.
3126 (neon_vcgtu): Likewise.
3127 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3128 (ops): Unsigned comparison intrinsics call a different builtin.
3130 2012-02-28 Richard Guenther <rguenther@suse.de>
3133 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3134 ordering for the VEC_CONCAT for two element vectors for
3135 V2SFmode, V2SImode and V2DImode.
3137 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3140 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3141 detecting big-endian triplets.
3143 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3145 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3146 mode if there is no type information available.
3148 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3150 PR tree-optimization/53207
3151 * doc/invoke.texi: Document as experimental and relying on graphite.
3153 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3155 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3156 of initializer to changes from r184614.
3158 2012-02-28 Richard Guenther <rguenther@suse.de>
3160 PR tree-optimization/52395
3161 * tree-sra.c (build_ref_for_offset): Also look at the base
3162 TYPE_ALIGN when figuring out the alignment of the replacement.
3164 2012-02-28 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/52402
3167 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3168 mis-aligned types when creating the accesses at the call site.
3170 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3172 * config/avr/builtins.def: New file.
3173 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3174 * config/avr/avr.c (enum avr_builtin_id): Use it.
3175 (avr_init_builtins): Use it. And use avr_bdesc.
3176 (bdesc_1arg): Remove.
3177 (bdesc_2arg): Remove.
3178 (bdesc_3arg): Remove.
3179 (struct avr_builtin_description): Add field n_args.
3180 (avr_bdesc): New static variable using builtins.def.
3181 (avr_expand_builtin): Use it.
3182 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3183 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3184 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3186 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3189 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3190 match only one single hard register with respective hard reg rtx.
3191 (movmemx_<mode>): Ditto.
3192 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3193 insn anatomy of movmem[x]_<mode>.
3194 (avr_out_movmem): Same for printing assembler and operand usage.
3196 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3200 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3201 address spaces located outside of device flash.
3203 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3204 (mcu_type_s): Add field n_flash.
3205 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3206 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3207 (AVR_MCU): Add N_FLASH argument.
3208 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3209 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3210 macro __FLASH<n> if that address space makes sense for the device.
3211 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3212 outside of target flash.
3213 (avr_asm_named_section): Ditto.
3214 (avr_asm_select_section): Ditto.
3215 (avr_addr_space_convert): Ditto.
3216 (avr_emit_movmemhi): Ditto.
3217 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3218 address space is outside of device flash.
3219 (avr_insert_attributes): Ditto.
3220 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3221 avr_current_arch->n_segments.
3223 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3226 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
3227 (*movabs<mode>_2): Likewise.
3229 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3232 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3233 s_register_operand in the test instead of REG_P. Don't call
3234 gen_reg_rtx if it won't be used.
3236 PR tree-optimization/52376
3237 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3239 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3241 * ifcvt.c (noce_get_condition): Check condition variable is not
3242 small_register_classes_for_mode_p before accepting.
3244 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3248 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3251 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3252 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3254 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3256 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3258 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3260 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3262 * config/sh/predicates.md: Remove blank lines.
3263 * config/sh/sh.c: Fix typos in comments.
3264 * config/sh/constraints.md: Likewise.
3265 * config/sh/sh.md: Remove blank lines.
3266 Fix typos in comments. Use ;; as comment characters.
3268 2012-02-26 Walter Lee <walt@tilera.com>
3270 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3271 (replace_mov_pcrel_step2): Ditto.
3273 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3276 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3277 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3278 and locs that reference values newer than the non-canonical value
3279 at hand. Return the canonical value as a worst case.
3280 (memrefs_conflict_p): Walk canonical value's locs.
3283 * cselib.c (preserve_only_constants): Rename to...
3284 (preserve_constants_and_equivs): ... this. Split out...
3285 (invariant_or_equiv_p): ... this. Preserve plus expressions
3286 of other preserved expressions too.
3287 (cselib_reset_table): Adjust.
3288 * var-tracking.c (reverse_op): Use canonical value to build
3291 2012-02-23 Kai Tietz <ktietz@redhat.com>
3293 * config/i386/i386.c (ix86_delegitimize_address): Handle
3294 UNSPEC_PCREL plus displacement.
3296 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3299 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3300 to test for unusedness in st X addressing.
3302 2012-02-24 Richard Guenther <rguenther@suse.de>
3305 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3306 (is_gimple_reg_type): Move inline ...
3307 * gimple.h (is_gimple_reg_type): ... here.
3309 2012-02-24 Richard Guenther <rguenther@suse.de>
3312 * passes.c (execute_function_todo): When verifying SSA form
3313 verify gimple form first.
3314 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3316 2012-02-24 Richard Guenther <rguenther@suse.de>
3319 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3320 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3322 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3324 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3326 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3328 * tree-phinodes.c (make_phi_node): Mark static.
3329 * tree-flow.h (make_phi_node): Remove extern decl.
3330 * doc/gimple.texi (make_phi_node): Remove documentation.
3332 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3334 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3335 * tree-ssa-sccvn.c (print_scc): Ditto.
3337 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3339 * doc/passes.texi (Full redundancy elimination): Fix typo.
3341 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3343 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3345 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3348 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3350 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3353 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3355 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3357 * config/avr/avr.md (code_stdname): Add ior, xor.
3358 (xior): New code iterator.
3359 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3360 (*<code_stdname><mode>qi.byte1-3): Ditto.
3362 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3364 PR tree-optimization/52019
3365 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3368 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3370 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3371 HAVE_INITFINI_ARRAY to work around namespace pollution in
3372 certain versions of newlib system headers.
3373 * config.in: Regenerate.
3374 * configure: Regenerate.
3375 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3376 instead of HAVE_INITFINI_ARRAY.
3378 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3381 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3382 is not offsettable memory reference.
3384 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3387 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3388 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3390 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3392 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3393 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3395 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3397 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3398 library on Solaris 8 even without TLS support.
3399 * configure: Regenerate.
3401 2012-02-22 Richard Guenther <rguenther@suse.de>
3404 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3405 for GIMPLE_DEBUG stmts.
3407 2012-02-22 Martin Jambor <mjambor@suse.cz>
3410 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3411 according to the base object.
3413 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3415 PR rtl-optimization/50063
3416 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3417 and 2 (8-bit SP) in operand 2.
3418 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3419 setup to use movhi_sp_r instead of vanilla move to write SP.
3420 Adjust REG_CFA notes to superseed unspec.
3421 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3423 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3424 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3425 irq_state 1 (IRQ known to be on) here.
3427 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3429 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3431 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3432 assign_hard_reg): Likewise.
3434 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3436 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3438 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3441 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3442 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3444 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3446 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3447 prototype from here to...
3448 * config/avr/avr.h: ...here.
3450 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3453 * thumb2.md (thumb2_shiftsi3_short): Split register and
3454 immediate shifts. For register shifts tie operands 0 and 1.
3455 (peephole2 for above): Check that register-controlled shifts
3456 have suitably tied operands.
3458 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3461 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3462 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3463 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3464 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3465 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3466 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3467 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3468 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3469 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3470 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3471 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3472 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3473 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3474 bdver1_ssevector_avx256_unaligned_load,
3475 bdver1_ssevector_sse128_unaligned_load,
3476 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3477 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3478 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3479 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3480 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3481 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3482 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3483 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3484 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3485 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3486 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3487 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3488 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3489 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3490 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3491 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3492 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3493 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3494 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3495 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3496 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3497 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3498 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3499 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3500 bdver1_ssediv_double_load, bdver1_ssediv_double,
3501 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3502 Add "bdver2" attribute.
3504 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3506 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3507 default if possible and not specified otherwise.
3509 2012-02-21 Richard Guenther <rguenther@suse.de>
3512 * gimplify.c (create_tmp_from_val): Use the main variant type
3513 for the type of the temporary we create.
3515 2012-02-21 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/52324
3518 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3519 do not gimplify a MEM_REF address operand if it is already
3522 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3524 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3525 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3527 2012-02-21 Richard Guenther <rguenther@suse.de>
3529 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3530 nested_in_vect_loop.
3532 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3534 PR tree-optimization/52318
3535 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3536 vdef also to non-pure/const call stmts in the sequence.
3538 2012-02-21 Tristan Gingold <gingold@adacore.com>
3540 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
3542 2012-02-20 David S. Miller <davem@davemloft.net>
3544 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3545 don't use the "rd %pc" instruction on v9 for PIC register loads.
3547 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3550 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3551 in a transaction safe function.
3553 2012-02-20 Kai Tietz <ktietz@redhat.com>
3556 * stor-layout.c (place_field): Handle desired_align for
3559 2012-02-20 Richard Guenther <rguenther@suse.de>
3561 PR tree-optimization/52298
3562 * tree-vect-stmts.c (vectorizable_store): Properly use
3563 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3565 (vectorizable_load): Likewise.
3566 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3567 Access DR_STEP after ensuring it is not NULL.
3569 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3571 PR tree-optimization/52286
3572 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3573 optimization use double_int_to_tree instead of build_int_cst_wide,
3574 rewrite to use double_int vars.
3576 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3579 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3581 Remove -e 0 from $gcc_cv_ld invocation.
3582 Only use __GLIBC_PREREQ if defined.
3583 Enable on Solaris since Solaris 8 patch.
3584 (gcc_SUN_LD_VERSION): New macro.
3585 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3586 gcc_SUN_LD_VERSION for version number format.
3587 * configure: Regenerate.
3588 * varasm.c (get_elf_initfini_array_priority_section): Set
3589 SECTION_NOTYPE for non-default priority.
3590 Use get_section instead of get_unnamed_section to emit
3591 .init_array/.fini_array with default priority.
3593 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3595 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3596 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3597 (mips_start_unique_function, mips_output_mips16_rdhwr)
3598 (mips_code_end): New functions.
3599 (TARGET_ASM_CODE_END): Define.
3601 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3603 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3604 to stubs with non-sibling calls.
3606 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
3608 * doc/invoke.texi (-fira-* options): Copy-edit.
3609 (ira-* parameters): Copy-edit.
3611 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3613 * doc/invoke.texi: Minor copy-edits to bring into conformance with
3614 GCC coding conventions.
3616 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3618 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3619 when used as adjectives.
3621 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
3623 * doc/invoke.texi: Clean up "that"/"which" confusion.
3625 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
3627 * system.h: Poison SMALL_REGISTER_CLASSES
3628 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3629 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3631 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3633 PR tree-optimization/52285
3634 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3635 when deciding if a call is a tail call or tail recursion.
3637 2012-02-16 Kai Tietz <ktietz@redhat.com>
3639 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3640 interger-constant displacement for UNSPEC_PCREL.
3642 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3644 PR rtl-optimization/52208
3645 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
3646 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
3648 PR tree-optimization/52255
3649 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
3650 loop->header has virtual PHI, but exit_e->dest doesn't, add
3651 virtual PHI to exit_e->dest and adjust all uses after the loop.
3654 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
3655 children with clone_tree_hash, not after it.
3657 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
3659 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
3660 extended identifiers.
3662 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3665 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
3666 a same_body_alias, also test whether e->callee isn't a former
3667 or current clone of the decl this is a same body alias of.
3669 PR translation/52264
3670 * cgraphunit.c (verify_cgraph_node): Fix a typo.
3672 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
3674 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
3676 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3679 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
3680 force_reg instead of copy_to_reg for better optimization. Force
3681 non-register or memory operands into a register.
3683 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
3685 * extend.texi: Reserve upper bits of memory model for future use.
3687 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
3688 Anatoly Sokolov <aesok@post.ru>
3689 Eric Weddington <eric.weddington@atmel.com>
3692 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
3693 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
3694 Rewrite initializers for .macro.
3695 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
3696 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
3697 atxmega32d4, atxmega32x1.
3698 avrxmega4: atxmega64a3, atxmega64d3.
3699 avrxmega5: atxmega64a1, atxmega64a1u.
3700 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
3701 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
3702 avrxmega7: atxmega128a1, atxmega128a1u.
3703 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
3704 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
3705 (struct base_arch_s): Rename reserved to xmega_p.
3706 Rename reserved2 to have_rampd.
3707 (AVR_XMEGA): New define.
3708 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
3709 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
3710 * config/avr/predicates.md (io_address_operand): Take into
3712 (low_io_address_operand): Ditto.
3713 (high_io_address_operand): Ditto.
3714 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
3715 (enabled, movhi_sp_r): Use them.
3716 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
3717 cpp_define_formatted to built-in define __AVR_ARCH__.
3718 (__AVR_XMEGA__): New built-in define.
3719 (__AVR_HAVE_RAMPD__): New built-in define.
3720 (__AVR_HAVE_RAMPX__): New built-in define.
3721 (__AVR_HAVE_RAMPY__): New built-in define.
3722 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
3724 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
3725 (avr_option_override): Initialize them.
3726 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
3727 (avr_init_expanders): Initialize them. No more block several calls.
3728 (emit_push_sfr): New static function.
3729 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
3731 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
3732 (avr_print_operand): Print addreeses as symbols for
3733 RAMPX, RAMPY, RAMPD, CCP.
3734 (output_movhi): Handle AVR_XMEGA when writing to SP.
3735 (avr_out_movhi_mr_r_xmega): New static function.
3736 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
3737 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
3738 __RAMPD__, __CCP__ as needed.
3740 * config/avr/multilib.h: Regenerate.
3741 * config/avr/t-multilib: Regenerate.
3742 * config/avr/avr-tables.opt: Regenerate.
3744 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
3746 PR tree-optimization/50561
3747 * graphite-flattening.c (lst_project_loop): Do not
3748 remove old scattering dimensions after flattening.
3749 (lst_do_flatten): Likewise.
3751 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
3753 * doc/extend.texi (AVR Built-in Functions): Remove doc for
3754 __builtin_avr_map8, __builtin_avr_map16.
3755 Document __builtin_avr_insert_bits.
3757 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
3758 (insert_bits): New insn.
3759 (adjust_len.map_bits): Rename to insert_bits.
3760 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
3761 * avr-protos.h (avr_out_map_bits): Remove.
3762 (avr_out_insert_bits, avr_has_nibble_0xf): New.
3763 * config/avr/constraints.md (Cxf,C0f): New.
3764 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
3765 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
3766 New built-in define __BUILTIN_AVR_INSERT_BITS.
3767 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
3768 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3769 (avr_move_bits): Rewrite.
3770 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3772 (avr_map_op_t): New typedef.
3773 (avr_map_op): New static variable.
3774 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3775 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3776 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3777 (bdesc_3arg, avr_expand_triop_builtin): New.
3778 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3779 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3780 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3781 (avr_map_equal_p, avr_map_sig_p): Remove.
3782 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3783 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3784 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3785 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3786 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3787 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3789 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3791 * config/c6x/c6x.md (reserve_cycles): New attribute.
3792 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3793 don't reserve functional units after the branch occurs.
3795 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
3798 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3799 functions into non-tm_pure functions.
3801 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
3804 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3805 (iterative_hash_canonical_type): Likewise.
3806 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3809 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3811 * haifa-sched.c (prune_ready_list): Ensure that if there is a
3812 sched-group insn, it either remains alone or the entire list is pruned.
3814 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3816 * doc/install.texi (Prerequisites): Fix grammar.
3817 (Configuration): Likewise.
3819 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3821 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3822 MPC as part of GCC before describing configuring with --with-gmp etc.
3823 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3824 sources are present.
3826 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3829 * dwarf2out.c (clone_tree_hash): New function.
3830 (copy_decls_walk): Use it instead of clone_tree.
3832 2012-02-14 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/52244
3835 PR tree-optimization/51528
3836 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
3837 replacements for integral types.
3839 2012-02-14 Walter Lee <walt@tilera.com>
3841 * config.gcc: Handle tilegx and tilepro.
3842 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3844 Add HAVE_AS_TLS check for tilegx and tilepro.
3845 * configure: Regenerate.
3846 * doc/contrib.texi: Add Mat Hostetter and self.
3847 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
3848 Document instruction intrinsics and network accessing intrinsics.
3849 (TILEPro Built-in Functions): New node. Document instruction
3850 intrinsics and network accessing intrinsics.
3851 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
3852 (Specific, tilepro-*-linux*): Likewise.
3853 * doc/invoke.texi (TILE-Gx Options): New section.
3854 (TILEPro Options): New section.
3855 * doc/md.texi (TILE-Gx): New section.
3856 (TILEPro): New section.
3857 * common/config/tilegx/tilegx-common.c: New file.
3858 * common/config/tilepro/tilepro-common.c: New file.
3859 * config/tilegx/constraints.md: New file.
3860 * config/tilegx/linux.h: New file.
3861 * config/tilegx/mul-tables.c: New file.
3862 * config/tilegx/predicates.md: New file.
3863 * config/tilegx/sync.md: New file.
3864 * config/tilegx/t-tilegx: New file.
3865 * config/tilegx/tilegx-builtins.h: New file.
3866 * config/tilegx/tilegx-c.c: New file.
3867 * config/tilegx/tilegx-generic.md: New file.
3868 * config/tilegx/tilegx-modes.def: New file.
3869 * config/tilegx/tilegx-multiply.h: New file.
3870 * config/tilegx/tilegx-protos.h: New file.
3871 * config/tilegx/tilegx.c: New file.
3872 * config/tilegx/tilegx.h: New file.
3873 * config/tilegx/tilegx.md: New file.
3874 * config/tilegx/tilegx.opt: New file.
3875 * config/tilepro/constraints.md: New file.
3876 * config/tilepro/gen-mul-tables.cc: New file.
3877 * config/tilepro/linux.h: New file.
3878 * config/tilepro/mul-tables.c: New file.
3879 * config/tilepro/predicates.md: New file.
3880 * config/tilepro/t-tilepro: New file.
3881 * config/tilepro/tilepro-builtins.h: New file.
3882 * config/tilepro/tilepro-c.c: New file.
3883 * config/tilepro/tilepro-generic.md: New file.
3884 * config/tilepro/tilepro-modes.def: New file.
3885 * config/tilepro/tilepro-multiply.h: New file.
3886 * config/tilepro/tilepro-protos.h: New file.
3887 * config/tilepro/tilepro.c: New file.
3888 * config/tilepro/tilepro.h: New file.
3889 * config/tilepro/tilepro.md: New file.
3890 * config/tilepro/tilepro.opt: New file.
3892 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3894 PR tree-optimization/52210
3895 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
3896 vect_model_simple_cost with two entry vect_def_type array instead
3897 of an address of dt.
3899 2012-02-14 Richard Guenther <rguenther@suse.de>
3902 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3903 Do not stream DECL_QUALIFIER.
3904 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3905 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
3906 (find_decls_types_r): Do not walk DECL_QUALIFIER.
3908 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3911 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
3914 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3917 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
3918 * cselib.c (cselib_subst_to_values_from_insn): New function.
3919 * sched-deps.c (add_insn_mem_dependence,
3920 sched_analyze_1, sched_analyze_2): Use it.
3922 2012-02-13 Jan Hubicka <jh@suse.cz>
3925 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
3927 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
3929 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3930 (GTM_SELF_SPECS): Define if not already defined.
3931 (driver_self_specs): Add GTM_SELF_SPECS.
3932 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3933 (GTM_SELF_SPECS): Define.
3934 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3935 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3937 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3939 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3942 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3945 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3946 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3948 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3951 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3953 2012-02-13 Richard Guenther <rguenther@suse.de>
3955 PR translation/52211
3956 * passes.c (enable_disable_pass): Fix typo.
3958 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3961 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3962 XOR for reduce_bit_field if type is unsigned.
3964 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3966 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3967 disallow changes from SFmode to mode with different size in FP regs.
3969 2012-02-12 Robert Millan <rmh@gnu.org>
3970 Gerald Pfeifer <gerald@pfeifer.com>
3972 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3975 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3977 PR rtl-optimization/52175
3978 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3979 to frame-related instructions.
3981 2012-02-10 Jason Merrill <jason@redhat.com>
3984 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3985 (demangle_new_symbols): Fill it.
3986 (scan_linker_output): Walk it.
3987 (start_tweaking): Split out from scan_linker_output.
3988 (maybe_tweak): Update sym->chosen.
3989 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3991 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3994 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3996 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3998 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3999 having the same mode as previous compare.
4001 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4003 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4004 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4005 (nonlocal_goto_internal): Likewise.
4006 (nonlocal_goto): Emit a use and an indirect jump directly.
4008 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4011 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4012 __atomic_{is,always}_lock_free.
4014 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4017 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4018 negative constant address for TARGET_X32.
4020 2012-02-10 Richard Henderson <rth@redhat.com>
4022 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4023 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4024 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4026 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4027 Ira Rosen <irar@il.ibm.com>
4029 PR tree-optimization/50031
4030 * targhooks.c (default_builtin_vectorization_cost): Handle
4032 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4033 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4034 all types of reduction and pattern statements.
4035 (vect_estimate_min_profitable_iters): Likewise.
4036 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4037 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4038 for explicit realigns.
4039 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4040 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4042 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4043 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4044 vec_perm for VSX and handle vec_promote_demote.
4046 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4049 * builtins.c (fold_builtin_atomic_always_lock_free,
4050 expand_builtin_atomic_always_lock_free,
4051 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4052 Return and/or test boolean_true_node/boolean_false_node instead of
4053 integer_one_node/integer_zero_node.
4055 2012-02-10 Jan Hubicka <jh@suse.cz>
4058 * predict.c (predict_paths_for_bb): Prevent looping.
4059 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4061 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4063 * config/arm/arm.c (output_move_double): In one case properly
4064 count number of instructions that will be emitted.
4066 2012-02-10 Richard Guenther <rguenther@suse.de>
4068 PR translation/52193
4069 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4071 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4074 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4076 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4079 * var-tracking.c (emit_note_insn_var_location): If
4080 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4081 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4082 non-NOTE_DURING_CALL_P insn.
4084 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4087 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4089 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4092 * gcc.c (switch_matches) Support switches with separated form,
4095 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4097 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4099 (RAMPZ_ADDR): Ditto.
4100 * config/avr/avr.c (avr_addr_t): New typedef.
4101 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4102 (avr_init_expanders): Initialize it.
4103 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4105 (expand_epilogue): Ditto.
4106 (avr_print_operand): Ditto.
4107 (avr_file_start): Ditto.
4108 (avr_emit_movmemhi): Ditto.
4110 2012-02-08 Richard Guenther <rguenther@suse.de>
4112 PR tree-optimization/46886
4113 * tree-flow.h (do_while_loop_p): Declare.
4114 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4115 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4117 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4119 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4120 always succeed for integers larger than a native word.
4122 2012-02-08 Richard Guenther <rguenther@suse.de>
4124 PR rtl-optimization/52170
4125 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4126 properly handle integer vector modes.
4128 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4130 PR gcov-profile/52150
4131 * coverage.c: Include target.h.
4132 (build_var): Call targetm.strip_name_encoding on the assembler name.
4133 Change one _ into . or $ if the target allows it.
4134 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4136 PR rtl-optimization/52139
4137 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4138 is a BARRIER after emit_insn_after_noloc, move BB_END
4139 to the last non-BARRIER insn before it.
4141 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4144 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4145 (mips_gimplify_va_arg_expr): Call it instead of
4146 std_gimplify_va_arg_expr.
4148 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4150 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4151 message for -mno-pointers-to-nested-function.
4153 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4156 * expr.c (get_inner_reference): If there is an offset, add a negative
4157 bit position to it (if any).
4159 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4161 PR rtl-optimization/52060
4162 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4163 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4164 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4165 and/or i0src_copy2 when needed.
4167 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4169 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4170 or LTOPLUGINSONAME if have_c.
4172 * config/freebsd-spec.h: Add comment about what macros can be defined
4174 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4175 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4178 2012-02-07 Richard Guenther <rguenther@suse.de>
4180 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4181 newline in -alias dumps.
4183 2012-02-07 Kai Tietz <ktietz@redhat.com>
4184 Dave Korn <dave.korn.cygwin@gmail.com>
4187 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4188 Take care that typinfo gets dllexport-attribute.
4190 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4193 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4194 if modifier < EXPAND_SUM call force_operand on the result.
4196 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4198 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4199 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4201 (epiphany_function_type): Replace types for specific interrupts with
4202 EPIPHANY_FUNCTION_INTERRUPT.
4203 (EPIPHANY_INTERRUPT_P): Update.
4204 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4205 New static function.
4206 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4207 <disinterrupt>: Affects type identity.
4208 (epiphany_handle_interrupt_attribute): Handle variable number of
4210 (epiphany_compute_function_type): Update for new
4211 epiphany_function_type definition.
4212 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4213 handlers with a longcall forwarder.
4214 (epiphany_start_function): Handle multiple interrupt arguments and/or
4215 forwarder_section attribute.
4217 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4220 2012-02-07 Alan Modra <amodra@gmail.com>
4223 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4226 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4228 PR tree-optimization/50969
4229 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4230 use vec_perm rather than vector_stmt.
4231 (vect_model_load_cost): Likewise.
4232 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4233 vec_perm to be the same as other vector statements.
4234 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4235 cost of vec_perm for TARGET_VSX.
4237 2012-02-06 Richard Guenther <rguenther@suse.de>
4239 PR tree-optimization/52115
4240 * tree-sra.c (access_has_replacements_p): New function.
4241 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4243 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4246 * trans-mem.c (expand_call_tm): Add an assertion.
4247 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4250 2012-02-06 Richard Guenther <rguenther@suse.de>
4252 PR tree-optimization/50955
4253 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4254 raise cost of expressions that replace an address with an
4255 expression based on a different pointer.
4257 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4260 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4261 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4263 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4266 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4267 -Weffc++ and specify guidelines come from second edition.
4269 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4271 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4272 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4273 (call_direct_split, call_value_split, call_value_internal_direct)
4274 (call_value_direct_split, call_value_multiple_split): Use jal and
4275 jal_macro attributes.
4277 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4279 * reload1.c (reload_regs_reach_end_p): Replace with...
4280 (reload_reg_rtx_reaches_end_p): ...this function.
4281 (new_spill_reg_store): Update commentary.
4282 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4283 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4284 before setting new_spill_reg_store.
4285 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4286 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4287 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4288 for non-spill reload registers.
4290 2012-02-05 Ira Rosen <irar@il.ibm.com>
4292 PR tree-optimization/52091
4293 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4294 (vect_is_simple_use_1): Likewise.
4295 * tree-vect-loop.c (vectorizable_reduction): Update calls
4296 to vect_is_simple_use_1 and vect_is_simple_use.
4297 (vectorizable_live_operation): Likewise.
4298 * tree-vect-patterns.c (widened_name_p,
4299 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4300 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4301 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4302 vectorizable_shift,vectorizable_operation, vectorizable_store,
4303 vectorizable_load): Likewise.
4304 (vect_is_simple_cond): Add an argument, pass it to
4305 vect_is_simple_use_1.
4306 (vectorizable_condition): Update calls to vect_is_simple_cond,
4308 (vect_is_simple_use): Add an argument, the statement in which
4309 OPERAND is used. Check that if OPERAND's def stmt is a double
4310 reduction phi node, the use is a phi node too.
4311 (vect_is_simple_use_1): Add an argument, pass it to
4313 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4314 to vect_is_simple_use.
4316 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4318 PR rtl-optimization/52095
4319 * modulo-sched.c (dump_insn_locator): New function.
4320 (loop_canon_p, sms_schedule): Use it.
4322 PR rtl-optimization/52113
4323 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4324 even for decomposable shift/zext insns.
4326 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4327 Zdenek Dvorak <ook@ucw.cz>
4329 PR rtl-optimization/52092
4330 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4331 on get_iv_value result.
4333 2012-02-02 Andrew Pinski <apinski@cavium.com>
4337 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4339 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4342 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4344 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4346 PR rtl-optimization/49800
4347 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4348 (sched_finish): Call regstat_free_n_sets_and_refs.
4350 2012-02-02 Jia Liu <proljc@gmail.com>
4352 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4355 2012-02-02 Jan Hubicka <jh@suse.cz>
4356 Tom de Vries <tom@codesourcery.com>
4359 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4360 * varpool.c (varpool_analyze_pending_decls): Likewise.
4362 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4363 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4365 * config.gcc: Add cr16-* support.
4367 * doc/extend.texi: Document cr16 extensions.
4368 * doc/install.texi: Document cr16 install.
4369 * doc/invoke.texi: Document cr16 options.
4370 * doc/md.texi: Document cr16 constraints.
4372 * common/config/cr16/cr16-common.c: New file.
4373 * config/cr16/cr16.c: New file.
4374 * config/cr16/cr16.h: New file.
4375 * config/cr16/cr16.md: New file.
4376 * config/cr16/cr16.opt: New file.
4377 * config/cr16/cr16-protos.h: New file.
4378 * config/cr16/predicates.md: New file.
4379 * config/cr16/constraints.md: New file.
4380 * config/cr16/t-cr16: New file.
4382 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4385 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4386 that operands[2] is either immediate, or q_regs_operand.
4388 PR tree-optimization/52073
4389 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4390 a pattern stmt for pattern uses, ignore uses outside of the loop.
4392 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4394 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4395 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4396 (OUT_AS1, OUT_AS2): Remove.
4398 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4400 PR rtl-optimization/51374
4401 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4402 to cross other volatile_refs_p insns.
4404 2012-02-01 Richard Guenther <rguenther@suse.de>
4406 * doc/invoke.texi (fno-inline): Clarify documentation.
4407 (finline-small-functions): Likewise.
4408 (finline-functions): Likewise.
4409 * common.opt (finline): Adjust comment and documentation.
4410 (finline-small-functions): Clarify documentation.
4411 (finline-functions): Likewise.
4412 (finline-functions-called-once): Likewise.
4414 2012-02-01 Tristan Gingold <gingold@adacore.com>
4416 * c-typeck.c (composite_type): Keep mode for pointers.
4418 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4420 * function.h (regno_reg_rtx): Adjust comment.
4421 * reginfo.c (init_reg_modes_target): Only use the previous mode
4422 if it fits within one register. Remove MIPS comment.
4424 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4427 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4429 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4431 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4432 to srak instruction.
4434 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4436 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4438 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4443 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4445 2012-01-31 Richard Guenther <rguenther@suse.de>
4447 PR tree-optimization/51528
4448 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4451 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4456 * ree.c (add_removable_extension): Change def_map argument
4457 to unsigned *, store in def_map 1 + offset into *insn_list vector
4458 instead of pointers into the vector.
4459 (find_removable_extensions): Adjust caller.
4461 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4463 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4464 Transform all "* quoted-c-code" to { c-code }.
4465 Remove redundant test for "optimize" in combine patterns.
4466 Move (include "avr-dimode.md") to end of file.
4468 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4471 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4472 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4474 2012-01-30 Richard Guenther <rguenther@suse.de>
4476 PR tree-optimization/52028
4477 * tree-loop-distribution.c (ldist_gen): Properly update
4480 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4483 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4484 set_cur_line_info_table if not emitting debug info.
4486 PR tree-optimization/52046
4487 * tree-vect-patterns.c (check_bool_pattern): Give up if
4488 a comparison could throw.
4491 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4493 2012-01-30 Richard Guenther <rguenther@suse.de>
4495 PR tree-optimization/52045
4496 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4497 SSA form if cfgcleanup did anything.
4499 2012-01-30 Richard Guenther <rguenther@suse.de>
4501 PR tree-optimization/52045
4502 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4503 before computing final todo.
4505 2012-01-30 Richard Guenther <rguenther@suse.de>
4507 PR tree-optimization/51528
4508 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4511 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4513 * df-problems.c (df_kill_notes): Check that the use refers
4514 to the note under examination.
4516 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4519 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4520 parameter and use short-lived pseudos.
4521 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4522 (sparc_expand_vector_init): Const-ify local variables and adjust
4523 calls to above functions.
4525 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4527 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4529 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4531 * doc/invoke.texi: Make usage of "compile time" and
4532 "run time"/"runtime" consistent throughout the file.
4534 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4536 * config/alpha/alpha.c (alpha_option_override): Default to
4537 full IEEE compliance mode for Go language.
4539 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4541 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4542 (LINK_SSP_SPEC): Define.
4544 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4547 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4550 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4552 * doc/invoke.texi: Correct hyphenation of "floating point",
4553 "double precision", and related terminology throughout the file.
4555 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4558 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4559 arm_general_register_operand predicate for operand 2 instead of
4562 2012-01-27 Ian Lance Taylor <iant@google.com>
4565 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4566 * builtins.c (expand_builtin_init_trampoline): Add onstack
4567 parameter. Change caller.
4568 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4569 * tree.c (build_common_builtin_nodes): Declare
4570 __builtin_init_heap_trampoline.
4572 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4574 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4575 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4576 * config/avr/avr.c: Ditto.
4577 (avr_regnames): Remove because unused.
4578 * config/avr/avr.md (*cpse.ne): New peephole.
4579 (*cpse.eq): New peephole from former cpse peepholes.
4581 2012-01-27 Michael Eager <eager@eagercon.com>
4583 * config/microblaze.c (microblaze_emit_compare): Correct
4584 test after pcmp instruction.
4586 2012-01-27 Richard Guenther <rguenther@suse.de>
4588 PR tree-optimization/52020
4589 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4591 2012-01-27 Richard Guenther <rguenther@suse.de>
4593 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4594 function non-const/pure.
4596 2012-01-27 Richard Guenther <rguenther@suse.de>
4598 PR tree-optimization/50444
4599 * tree-sra.c (build_ref_for_offset): Properly adjust the
4600 MEM_REF type for unaligned accesses.
4602 2012-01-27 Richard Guenther <rguenther@suse.de>
4604 PR tree-optimization/50444
4605 * expr.c (mem_ref_refers_to_non_mem_p): New function.
4606 (expand_assignment): Use it. Properly handle misaligned
4607 bases when expanding stores to component references.
4608 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
4611 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
4614 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
4615 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
4616 * tree-data-ref.c (find_data_references_in_loop): Make static.
4617 (compute_all_dependences): Change return type to bool. Bail out
4618 for too many datarefs in a loop. Move the hunk resetting the data
4619 dependences vector from ...
4620 (compute_data_dependences_for_loop): ... here. Account for
4621 compute_all_dependences returning false.
4622 (compute_data_dependences_for_bb): Likewise.
4623 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
4624 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
4626 2012-01-27 Richard Guenther <rguenther@suse.de>
4629 * expr.c (store_field): Use the alias-set of the scratch memory
4632 2012-01-27 Tom de Vries <tom@codesourcery.com>
4634 PR tree-optimization/51990
4635 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4637 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
4639 2012-01-27 Jakub Jelinek <jakub@redhat.com>
4642 * var-tracking.c (reverse_op): Don't add any reverse operation
4643 if V already has any constant locations.
4645 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4647 * doc/invoke.texi: Correct usage of "command line" (noun)
4648 vs "command-line" (adjective) throughout.
4650 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4652 * doc/invoke.texi (Language Independent Options): Move
4653 -Wcoverage-mismatch blurb from here....
4654 (Warning Options): ...to here.
4656 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
4658 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4659 Set rs6000_always_hint to false for 476.
4661 2012-01-27 Matthias Klose <doko@ubuntu.com>
4663 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
4665 * incpath.c (add_standard_paths): Likewise.
4667 2012-01-27 Richard Henderson <rth@redhat.com>
4669 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4670 * config/m68k/sync.md (atomic_test_and_set): Rename from
4671 sync_test_and_setqi and adjust the operands.
4672 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
4673 and unconditionally enable.
4675 2012-01-27 Richard Henderson <rth@redhat.com>
4677 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4678 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
4679 (ldstub): Rename from ldstubqi.
4680 (ldstub<I24MODE>): Remove.
4682 2012-01-27 Richard Henderson <rth@redhat.com>
4684 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4685 * c-cppbuiltin.c (cpp_atomic_builtins): Define
4686 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
4687 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
4688 * doc/tm.texi: Rebuild.
4690 2012-01-27 Richard Henderson <rth@redhat.com>
4692 * optabs.c (gen_atomic_test_and_set): Remove default.
4693 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
4695 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4697 PR rtl-optimization/51978
4698 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
4699 (combine_reaching_defs): Likewise.
4700 (struct re_info): Remove.
4701 (add_removable_extension): Remove x and data arguments,
4702 add insn, insn_list and def_map. Use the arguments directly
4703 instead of using struct re_info.
4704 (find_removable_extensions): Don't call add_removable_extension
4705 through note_stores, instead just call it with single_set
4707 (find_and_remove_re): Pass curr_cand->expr instead of
4708 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
4710 2012-01-26 Michael Matz <matz@suse.de>
4712 PR tree-optimization/46590
4713 * cfgexpand.c: Revert last change (r183305).
4714 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
4716 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
4717 checking for emptiness.
4719 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4722 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
4723 non-addressable non-BLKmode base correctly.
4725 2012-01-26 Michael Matz <matz@suse.de>
4727 PR tree-optimization/48794
4728 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
4729 regions referenced from RESX/EH_DISPATCH.
4731 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4733 * config/s390/s390.h: Make BRANCH_COST an option.
4734 * config/s390/s390.opt: New option -mbranch-cost.
4736 2012-01-26 Richard Henderson <rth@redhat.com>
4738 Revert 2012-01-24 change:
4739 * trans-mem.c (requires_barrier): Do not instrument thread local
4740 variables and emit save/restore for them.
4742 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4745 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
4748 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
4750 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
4753 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
4756 Rename __pgm to __flash.
4757 Rename __pgm1 to __flash1.
4758 Rename __pgm2 to __flash2.
4759 Rename __pgm3 to __flash3.
4760 Rename __pgm4 to __flash4.
4761 Rename __pgm5 to __flash5.
4762 Rename __pgmx to __memx.
4763 * doc/extend.texi (AVR Named Address Spaces)
4764 Rename address space names as indicated above.
4765 * config/avr/avr.c (avr_addrspace): Ditto.
4767 * config/avr/avr-protos.h
4768 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
4769 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
4770 * config/avr/predicates.md: Ditto.
4771 * config/avr/avr.c Ditto, and
4772 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
4773 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
4775 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
4776 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
4777 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
4778 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
4779 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
4780 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
4781 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
4782 * config/avr/avr.c: Ditto.
4783 * config/avr/avr.md: Ditto.
4785 2012-01-25 Jason Merrill <jason@redhat.com>
4788 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
4790 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4792 PR tree-optimization/51987
4793 * tree-data-ref.c (get_references_in_stmt): Handle references in
4794 non-volatile GIMPLE_ASM.
4796 2012-01-25 Richard Guenther <rguenther@suse.de>
4798 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
4799 bases are dereferenced.
4801 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4803 PR rtl-optimization/48374
4804 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
4806 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4808 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
4809 compute_data_dependences_for_loop returns false.
4810 * tree-parloops.c (loop_parallel_p): Likewise.
4812 2012-01-25 Richard Guenther <rguenther@suse.de>
4814 * tree.h (get_pointer_alignment_1): Declare.
4815 * builtins.c (get_pointer_alignment_1): New function.
4816 (get_pointer_alignment): Use it.
4818 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4820 PR rtl-optimization/48308
4821 * combine.c (enum undo_kind): Add UNDO_LINKS.
4822 (struct undo): Add member l to other_contents and where.
4823 (do_SUBST_LINK): New.
4825 (try_combine): Handle LOG_LINKS for the dummy i1 case.
4826 (undo_all): Handle UNDO_LINKS.
4828 2012-01-25 Richard Henderson <rth@redhat.com>
4830 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
4833 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4835 * optabs.c (gen_atomic_test_and_set): Use each argument.
4837 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4839 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
4840 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
4841 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
4842 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
4843 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
4844 TARGET_PAIRED_SINGLE_FLOAT.
4846 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4848 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4849 (in_struct, return_val): Remove MEM documentation.
4850 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
4851 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4852 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
4854 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4855 * cfgexpand.c (add_alias_set_conflicts): Likewise.
4856 * expr.c (store_field): Likewise.
4857 * function.c (assign_stack_temp_for_type): Likewise.
4858 * ifcvt.c (noce_try_cmove_arith): Likewise.
4859 * reload1.c (reload): Likewise.
4860 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
4861 (alpha_set_memflags): Likewise.
4862 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
4864 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4866 * rtl.h (true_dependence, canon_true_dependence): Remove varies
4868 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
4869 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
4870 (true_dependence_1, true_dependence, canon_true_dependence): Remove
4872 * cselib.c (cselib_rtx_varies_p): Delete.
4873 (cselib_invalidate_mem): Update call to canon_true_dependence.
4874 * dse.c (record_store, check_mem_read_rtx): Likewise.
4875 (scan_reads_nospill): Likewise.
4876 * cse.c (check_dependence): Likewise.
4877 (cse_rtx_varies_p): Delete.
4878 * expr.c (safe_from_p): Update call to true_dependence.
4879 * ira.c (validate_equiv_mem_from_store): Likewise.
4880 (memref_referenced_p): Likewise.
4881 * postreload-gcse.c (find_mem_conflicts): Likewise.
4882 * sched-deps.c (sched_analyze_2): Likewise.
4883 * store-motion.c (load_kills_store): Likewise.
4884 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
4885 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4886 (compute_transp): Update call to canon_true_dependence.
4888 2012-01-25 Richard Henderson <rth@redhat.com>
4890 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
4891 (maybe_emit_atomic_test_and_set): New.
4892 (expand_sync_lock_test_and_set): Use it.
4893 (expand_atomic_test_and_set): Likewise.
4894 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
4895 the implementation; clarify implementation defined details.
4896 * doc/md.texi (atomic_test_and_set): Document.
4898 2012-01-25 Richard Henderson <rth@redhat.com>
4900 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
4902 2012-01-25 Richard Henderson <rth@redhat.com>
4905 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
4906 to effect no-op split.
4908 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4911 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
4912 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
4913 (BT_FN_VOID_PTR_INT_SIZE): New.
4914 (BT_FN_UINT_UINT_VAR): Remove.
4915 (BT_FN_UINT32_UINT32_VAR): New.
4916 (BT_FN_DOUBLE_VPTR): Remove.
4917 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
4919 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
4920 (_ITM_changeTransactionMode): Same.
4921 (_ITM_memmoveRtWt): Change return type to void.
4922 (_ITM_memcpyRtWt): Same.
4923 (_ITM_memsetW): Same.
4924 (_ITM_RaRD): Change types to double.
4929 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
4931 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4932 Patrick Marlier <patrick.marlier@gmail.com>
4934 * trans-mem.c (requires_barrier): Do not instrument thread local
4935 variables and emit save/restore for them.
4937 2012-01-24 Jason Merrill <jason@redhat.com>
4940 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4941 output static aliases.
4943 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4946 * common.opt (-pie, -shared, pie, shared): Change from Common to
4948 * gcc.c (display_help): Display help for -pie and -shared.
4950 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4953 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4954 Remove note on size/offset limitation.
4955 (AVR Variable Attributes): Add example how to read data located
4956 with progmem. Refer to named address spaces.
4957 * doc/invoke.texi (AVR Options): Fix typo.
4959 2012-01-24 Richard Guenther <rguenther@suse.de>
4961 Forward-port to trunk
4962 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4965 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4966 op0 isn't sufficiently aligned and there is movmisalignM
4967 insn for mode, use it to load op0 into a temporary register.
4969 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4972 * target.def (const_not_ok_for_debug_p): New hook.
4973 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4975 * doc/tm.texi: Regenerated.
4976 * dwarf2out.c (const_ok_for_output_1): If
4977 targetm.const_not_ok_for_debug_p returns true, fail.
4978 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4980 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4982 2012-01-23 Kai Tietz <ktietz@redhat.com>
4985 * config/i386/predicates.md (symbolic_operand): Allow
4986 UNSPEC_PCREL as PIC expression for lea.
4987 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4988 * config/i386/i386.c (ix86_delegitimize_address): Handle
4989 UNSPEC_PCREL for none-MEM, too.
4991 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4993 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4994 (ipa_tm_create_version_alias): Same.
4996 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4999 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5000 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5002 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5003 Patrick Marlier <patrick.marlier@gmail.com>
5004 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5007 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5008 simple_object_start_read.
5010 2012-01-23 Richard Guenther <rguenther@suse.de>
5013 PR tree-optimization/51895
5014 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5015 parameter decomposition into BLKmode components.
5017 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5019 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5020 fake variables for restrict-qualified pointers whose pointed-to type
5021 contains a placeholder.
5023 2012-01-23 Richard Guenther <rguenther@suse.de>
5025 PR tree-optimization/51949
5026 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5028 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5030 PR rtl-optimization/51933
5031 * ree.c (transform_ifelse): Return true right away if dstreg is
5032 already wider or equal to cand->mode.
5033 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5034 (make_defs_and_copies_lists): Remove defs_list and copies_list
5035 arguments, add state argument, just truncate state->work_list
5036 instead of always allocating and freeing the vector. Assert that
5037 get_defs succeeds instead of returning 2. Changed return type to bool.
5038 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5039 have ext_src_mode, see if it has been modified already with the
5040 right kind of extension and has been extended before from the
5041 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5042 just return true. Remember the original mode in state->modified array.
5043 (combine_reaching_defs): Add state argument. Don't allocate and
5044 free here def_list, copied_list and vec vectors, instead just
5045 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5046 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5047 Add state variable, clear vectors in it, initialize state.modified
5048 if needed. Free all the vectors at the end and state.modified too.
5049 Don't skip a candidate if the extension expression has been modified.
5051 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5054 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5055 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5056 (extra_options) interix.opt -> i386/interix.opt"
5057 (extra_objs):Add winnt-stubs.o
5058 * configure.ac: Add interix to target_os .comm on PE check.
5059 * configure: Regenerate.
5060 * config/interix3.h: Delete and move bits to..
5061 * config/interix.h: Delete and move bits to..
5062 * config/i386/i386-interix3.h: Delete and move bits to..
5063 * config/i386/i386-interix.h: ..here.
5064 (TARGET_CPU_DEFAULT): Remove redefinition.
5065 (TARGET_ASM_CONSTRUCTOR): Undefine.
5066 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5067 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5068 (PTRDIFF_TYPE): Define.
5069 (LONG_DOUBLE_TYPE_SIZE): Define.
5070 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5071 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5072 (TARGET_SECTION_TYPE_FLAGS): Define.
5073 (ASM_DECLARE_FUNCTION_NAME): Define.
5074 (ASM_OUTPUT_EXTERNAL): Define.
5075 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5076 (ASM_OUTPUT_ALIGNED_BSS): Define.
5077 (PCC_BITFIELD_TYPE_MATTERS): Define.
5078 (USE_CONST_SECTION): Define.
5079 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5080 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5081 (SUPPORTS_ONE_ONLY): Remove.
5082 (I386_PE_STRIP_ENCODING): Define.
5083 * config/interix.opt: Delete and move bits to..
5084 * config/i386/interix.opt: ..here. New.
5085 (mpe-aligned-commons): Add.
5086 * config/i386/t-interix: Add copyright header.
5087 (winnt-stubs.o): Add rule.
5089 2012-01-22 Jason Merrill <jason@redhat.com>
5092 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5093 for extra name aliases.
5095 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5097 PR rtl-optimization/51924
5098 * ree.c (combine_set_extension): Improve debugging message.
5099 (combine_reaching_defs): Likewise.
5100 (get_defs): Rename confusingly named variable.
5101 (find_and_remove_re): Skip a candidate if the extension expression has
5104 2012-01-21 Robert Millan <rmh@gnu.org>
5105 Gerald Pfeifer <gerald@pfeifer.com>
5107 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5108 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5110 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5112 PR tree-optimization/51914
5113 * tree-vect-stmts.c (vectorizable_conversion): For
5114 cvt_type && modifier == WIDEN, put temporary with cvt_type
5115 at the beginning of vec_dsts and set vec_dest to temporary
5118 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5120 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5122 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5124 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5125 * config/rs6000/rs6000.c: Likewise.
5127 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5130 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5131 output_move_double on a copy of operands array.
5133 2012-01-20 Cary Coutant <ccoutant@google.com>
5134 Dodji Seketeli <dodji@redhat.com>
5137 * dwarf2out.c (copy_declaration_context): Return ref to parent
5138 of declaration DIE, if necessary.
5139 (remove_child_or_replace_with_skeleton): Add new parameter; update
5140 caller. Place skeleton DIE under parent DIE of original declaration.
5141 Move call to copy_declaration_context to here ...
5142 (break_out_comdat_types): ... from here.
5144 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5146 PR rtl-optimization/51856
5147 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5150 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5153 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5154 hints for neon loads and stores.
5156 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5160 * doc/extend.texi (Named Address Spaces): Split into subsections.
5161 (AVR Named Address Spaces): New subsection.
5162 (M32C Named Address Spaces): New subsection.
5163 (RL78 Named Address Spaces): New subsection.
5164 (SPU Named Address Spaces): New subsection.
5165 (Variable Attributes): New anchor "AVR Variable Attributes".
5166 (AVR Variable Attributes): Rewrite and avoid wording
5167 "address space" in this context.
5168 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5169 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5170 (AVR Built-in Macros): New subsubsection therein.
5171 * doc/md.texi (AVR constraints): Remove "C04", "R".
5173 2012-01-20 Richard Guenther <rguenther@suse.de>
5175 PR tree-optimization/51903
5176 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5177 when removing stmts.
5179 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5182 * config/arm/arm.c (arm_load_pic_register): Use
5183 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5184 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5185 (arm_pic_static_addr): Likewise.
5186 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5187 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5188 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5189 (pic_load_addr_unified): New.
5191 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5194 * function.c (instantiate_virtual_regs_in_insn): Use
5195 delete_insn_and_edges when removing a wrong asm insn.
5197 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5199 PR rtl-optimization/40761
5200 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5201 Add new member loop_num.
5202 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5203 (ira_build): Remove the parameter.
5205 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5206 (ira.c): Do not build CFG loops for one region allocation. Remove
5207 argument from ira_build call.
5209 * ira-build.c (init_loop_tree_node): New function.
5210 (create_loop_tree_nodes): Use it. Separate the case when CFG
5211 loops are not built.
5212 (more_one_region_p): Check current_loops.
5213 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5215 (add_loop_to_tree): Process loop equal to NULL too.
5216 (form_loop_tree): Separate the case when CFG loops are not built.
5217 Use explicitly number for the root.
5218 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5220 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5221 instead of loop->num.
5222 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5223 (mark_all_loops_for_removal): Ditto.
5224 (remove_unnecessary_regions): Separate the case when CFG loops
5226 (ira_build): Remove the parameter. Use explicit number of regions
5227 when CFG loops are not built.
5229 * ira-color.c (print_loop_title): Separate the case for the root node.
5230 Use loop_num instead of loop->num.
5231 (move_spill_restore): Use loop_num instead of loop->num.
5233 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5234 (change_loop): Ditto.
5235 (change_loop): Use loop_num instead of loop->num.
5237 * ira-lives.c (process_bb_node_lives): Ditto.
5239 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5241 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5243 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5246 * tree-mudflap.c (mf_artificial): New function.
5247 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5248 mx_register_decls, mudflap_enqueue_decl): Use it.
5251 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5252 numbers in the insn pattern.
5254 2012-01-19 Michael Matz <matz@suse.de>
5256 PR tree-optimization/46590
5257 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5258 use it in remembering which conflicts we already created.
5259 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5262 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5265 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5266 (merge_and_complain): Same.
5268 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5271 * config/initfini-array.h: Guard content of the header
5272 with #ifdef HAVE_INITFINI_ARRAY.
5273 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5274 Add initfini-array.h to tm_file here.
5275 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5276 * config.gcc: Don't add initfini-array.h to tm_file here.
5277 * configure: Regenerated.
5279 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5281 PR rtl-optimization/51505
5282 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5283 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5284 (df_note_bb_compute): Update the call to df_kill_notes.
5286 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5288 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5290 2012-01-18 Richard Guenther <rguenther@suse.de>
5292 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5293 of conversions to void *.
5295 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5296 Richard Sandiford <rdsandiford@googlemail.com>
5300 * optabs.h (simplify_expand_binop): Declare.
5301 * optabs.c (simplify_expand_binop): Make global.
5302 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5303 endian targets if the source cannot be exactly covered by word
5306 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5309 * hard-reg-set.h (struct hard_reg_set_container): New type.
5310 * target.h (struct hard_reg_set_container): Forward declare.
5311 * target.def (set_up_by_prologue): New target hook.
5312 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5313 * doc/tm.texi: Regenerated.
5314 * function.c (thread_prologue_and_epilogue_insns): Change
5315 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5316 Call targetm.set_up_by_prologue on it.
5317 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5318 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5320 2012-01-17 Nick Clifton <nickc@redhat.com>
5322 * config/rx/rx.c (rx_can_use_simple_return): New function.
5323 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5324 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5326 2012-01-17 Richard Guenther <rguenther@suse.de>
5329 * expr.c (expand_assignment): Take address-space information
5330 from the address operand of MEM_REF and TARGET_MEM_REF.
5331 (expand_expr_real_1): Likewise.
5333 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5335 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5336 reload dump is requested.
5338 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5341 * trans-mem.c (requires_barrier): Call may_be_aliased.
5343 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5345 PR tree-optimization/51877
5346 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5347 call arguments and fndecls compare equal, instead return false if they
5348 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5349 both SSA_NAMEs that are valueized the same, or they satisfy
5352 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5354 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5356 * configure: Regenerate.
5358 2012-01-16 Jan Hubicka <jh@suse.cz>
5362 * convert.c (convert_to_integer): Use fold_convert for
5363 converting an INTEGER_CST to integer type.
5365 2012-01-16 Jason Merrill <jason@redhat.com>
5368 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5370 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5373 * config/s390/s390.c (s390_chunkify_start): Don't skip
5374 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5375 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5376 If insn is followed by NOTE_INSN_VAR_LOCATION or
5377 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5378 Don't use location of note insns.
5380 PR tree-optimization/51865
5381 * tree-inline.c (tree_function_versioning): Call remap_decl
5382 on DECL_RESULT whenever it has VOID_TYPE_P type.
5384 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5386 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5387 for calls to locally-binding MIPS16 functions if only the return
5388 type uses float regs.
5390 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5391 Richard Sandiford <rdsandiford@googlemail.com>
5393 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5394 (SYMBOL_32_HIGH): Likewise.
5395 (mips_output_tls_reloc_directive): Declare.
5396 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5397 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5398 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5399 (mips_lo_relocs, mips_hi_relocs): Make extern.
5400 (mips16_stub_function): Move up file.
5401 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5402 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5403 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5404 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5405 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5406 (mips_get_tp): Add MIPS16 support.
5407 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5408 Generalize DTPREL and TPREL handling.
5409 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5410 Add MIPS16 TLS support.
5411 (mips_output_tls_reloc_directive): New function.
5412 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5413 * config/mips/predicates.md (symbolic_operand_with_high)
5414 (tls_reloc_operand): New predicates.
5415 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5416 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5417 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5418 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5419 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5420 (*tls_get_tp_mips16_call_<mode>): Likewise.
5422 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5424 PR rtl-optimization/51821
5425 * recog.c (peep2_find_free_register): Determine clobbered registers
5428 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5431 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5432 * config/avr/avr.c: Likewise.
5433 * config/avr/avr.h: Likewise.
5435 2012-01-13 Ian Lance Taylor <iant@google.com>
5438 * tree.h (TYPE_QUALS): Add cast to int.
5439 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5441 2012-01-13 Ian Lance Taylor <iant@google.com>
5443 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5444 comparing param_index to VEC_length result.
5446 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5448 * c-decl.c: Do not include tree-mudflap.h
5449 * tree-optimize.c: Likewise.
5450 * Makefile.in: Update dependencies.
5452 2012-01-13 Richard Guenther <rguenther@suse.de>
5455 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5456 variable-sized result always use RSO.
5458 2012-01-12 DJ Delorie <dj@redhat.com>
5460 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5461 pointer type, not just the default pointer type.
5463 2012-01-09 Richard Henderson <rth@redhat.com>
5464 Denis Chertykov <chertykov@gmail.com>
5467 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5468 * config/avr/avr.c (avr_can_eliminate): Simplify.
5469 (avr_initial_elimination_offset): Likewise.
5470 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5471 (expand_epilogue): Likewise.
5472 (avr_legitimize_address): Gut.
5473 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5474 (avr_hard_regno_nregs): New.
5475 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5476 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5477 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5478 add soft frame pointer.
5479 (CALL_USED_REGISTERS): Likewise.
5480 (REG_CLASS_CONTENTS): Likewise.
5481 (REGISTER_NAMES): Likewise.
5482 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5483 (HARD_FRAME_POINTER_REGNUM): New.
5484 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5485 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5486 remove the HARD_FRAME_POINTER self-elimination.
5488 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5491 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5492 DECL_EXTERNAL when checking for initializers of progmem variables.
5494 2012-01-12 Ira Rosen <irar@il.ibm.com>
5496 PR tree-optimization/51799
5497 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5498 that the last operation is a type demotion.
5500 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5502 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5503 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5505 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5508 * combine.c (distribute_notes): If i3 is a noreturn call,
5509 allow old_size to be equal to args_size and make sure the
5510 noreturn call gets REG_ARGS_SIZE note.
5511 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5512 on noreturn calls even when the delta is 0.
5514 2012-01-11 Nathan Sidwell <nathan@acm.org>
5516 * gcov.c (STRING_SIZE): Remove.
5517 (generate_results): Erase annotations for source files with no
5518 coverage information.
5520 (output_lines): Use it.
5522 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5524 * gimple.h (gimplify_body): Remove first argument.
5525 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5526 pointer set here, instead just pass DATA to walk_tree.
5527 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5528 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5529 (unvisit_body): Likewise, but with unmark_visited.
5530 (gimplify_body): Remove BODY_P argument and adjust.
5531 (gimplify_function_tree): Adjust call to gimplify_body.
5532 * omp-low.c (finalize_task_copyfn): Likewise.
5534 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5536 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5537 (build_function_type_skip_args): Delete.
5538 * tree.c (build_function_type_skip_args): Make static and add
5539 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5540 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5541 pass it to build_function_type_skip_args.
5542 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5543 (tree_function_versioning): Likewise.
5544 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5545 build_function_decl_skip_args.
5546 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5547 and pass it to build_function_decl_skip_args/tree_function_versioning.
5548 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5549 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5550 * trans-mem.c (ipa_tm_create_version): Likewise.
5551 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5552 * tree-inline.c (declare_return_variable): Remove always-true test.
5553 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5554 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5555 * ipa-split.c (split_function): Skip the return value for the split
5556 part if it doesn't return.
5558 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5560 PR tree-optimization/49642
5561 * ipa-split.c (forbidden_dominators): New variable.
5562 (check_forbidden_calls): New function.
5563 (dominated_by_forbidden): Likewise.
5564 (consider_split): Check for forbidden dominators.
5565 (execute_split_functions): Initialize and free forbidden
5566 dominators info; call check_forbidden_calls.
5568 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5570 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5572 2012-01-11 Nick Clifton <nickc@redhat.com>
5574 * config/rx/rx.md (return): Define pattern.
5576 2012-01-11 Richard Guenther <rguenther@suse.de>
5578 * doc/extend.texi (malloc attribute): Adjust according to
5581 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5582 Patrick Marlier <patrick.marlier@gmail.com>
5585 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5586 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5587 (ipa_tm_note_irrevocable): Same.
5588 (ipa_tm_scan_irr_block): Same.
5589 (ipa_tm_decrement_clone_counts): Same.
5590 (ipa_tm_scan_irr_function): Same.
5591 (ipa_tm_create_version_alias): Same.
5592 (ipa_tm_create_version): Same.
5593 (ipa_tm_transform_calls_redirect): Same.
5594 (ipa_tm_transform_calls): Same.
5595 (ipa_tm_transform_transaction): Same.
5596 (ipa_tm_execute): Same.
5598 2012-01-10 Richard Guenther <rguenther@suse.de>
5601 * opts.c (common_handle_option): Handle -Werror.
5603 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5605 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
5608 2012-01-10 Jason Merrill <jason@redhat.com>
5610 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
5613 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5615 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
5616 supports R_386_TLS_GD_PLT reloc.
5617 (gcc_cv_as_ix86_tlsldmplt): Check if linker
5618 supports R_386_TLS_LDM_PLT reloc.
5619 * configure: Regenerate.
5620 * config.in: Regenerate.
5622 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
5625 Extend __pgmx semantics to linearize memory.
5626 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
5627 determine if code comes inline or from libgcc.
5628 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
5629 (movmem_qi, movmem_qi): Set constraint #2 to "n".
5630 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
5631 (movmemx_qi, movmemx_hi): New insns.
5632 (xload_<mode>_libgcc): Rewrite to new insn condition.
5633 (xload_<mode>): Remove insns.
5634 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
5635 cases that don't satisfy avr_xload_libgcc_p().
5636 (avr_addr_space_convert): Allow converting in any direction.
5637 (avr_addr_space_subset_p): Return always true.
5638 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
5639 (avr_emit_movmemhi): Ditto.
5640 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
5641 (avr_out_movmem): Ditto.
5642 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
5643 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
5644 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
5645 (avr_encode_section_info): Encode 'progmem' in symbol flags.
5646 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
5648 2012-01-10 Richard Guenther <rguenther@suse.de>
5650 PR tree-optimization/50913
5651 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
5652 Require data-refs to be representable by Graphite with respect
5655 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
5657 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
5658 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
5660 2012-01-10 Tom de Vries <tom@codesourcery.com>
5662 PR rtl-optimization/51271
5663 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
5664 handling annulled branch.
5666 2012-01-10 Richard Henderson <rth@redhat.com>
5668 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
5669 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
5670 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
5671 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
5672 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
5673 arm_expand_vec_perm_const): New.
5674 * config/arm/arm-protos.h: Update.
5675 * config/arm/neon.md (UNSPEC_VCONCAT): New.
5676 (*neon_vswp<VDQX>): New.
5677 (neon_vcombine<VDX>): Use neon_split_vcombine.
5678 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
5679 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
5680 (vec_perm<VE>): New.
5682 2012-01-10 Richard Henderson <rth@redhat.com>
5684 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
5685 use it if reload_completed.
5686 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
5687 arm_output_asm_insn, arm_process_output_memory_barrier,
5688 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
5689 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
5690 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
5691 arm_process_output_sync_insn, arm_output_sync_insn,
5692 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
5693 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
5694 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
5695 (emit_unlikely_jump): New.
5696 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
5697 (arm_split_atomic_op): New.
5698 * config/arm/arm-protos.h: Update.
5699 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
5700 (struct arm_sync_generator): Remove.
5701 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
5702 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
5703 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
5704 (VUNSPEC_LL, VUNSPEC_SC): New.
5705 (sync_result, sync_memory, sync_required_value, sync_new_value,
5706 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
5707 (attr length): Don't use arm_sync_loop_insns.
5708 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
5709 (movsfcc, movdfcc): Likewise.
5710 * config/arm/constraints.md (Ua): New.
5711 * config/arm/prediates.md (mem_noofs_operand): New.
5712 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
5713 (sync_clobber, sync_t2_reqd): Remove.
5714 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
5715 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
5716 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
5717 (arm_sync_compare_and_swap<SIDI>): Remove.
5718 (arm_sync_compare_and_swap<NARROW>): Remove.
5719 (arm_sync_lock_test_and_set<SIDI>): Remove.
5720 (arm_sync_lock_test_and_set<NARROW>): Remove.
5721 (arm_sync_new_<syncop><SIDI>): Remove.
5722 (arm_sync_new_<syncop><NARROW>): Remove.
5723 (arm_sync_new_nand<SIDI>): Remove.
5724 (arm_sync_new_nand<NARROW>): Remove.
5725 (arm_sync_old_<syncop><SIDI>): Remove.
5726 (arm_sync_old_<syncop><NARROW>): Remove.
5727 (arm_sync_old_nand<SIDI>): Remove.
5728 (arm_sync_old_nand<NARROW>): Remove.
5729 (*memory_barrier): Merge arm_output_memory_barrier.
5730 (atomic_compare_and_swap<QHSD>): New.
5731 (atomic_compare_and_swap<NARROW>_1): New.
5732 (atomic_compare_and_swap<SIDI>_1): New.
5733 (atomic_exchange<QHSD>): New.
5734 (cas_cmp_operand, cas_cmp_str): New.
5735 (atomic_op_operand, atomic_op_str): New.
5736 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
5737 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
5738 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
5739 (arm_load_exclusive<NARROW>): New.
5740 (arm_load_exclusivesi, arm_load_exclusivedi): New.
5741 (arm_store_exclusive<QHSD>): New.
5743 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5745 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
5746 reload patterns if -mvsx-scalar-memory.
5748 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
5749 generated, even -mno-vsx-scalar-double was used.
5750 (vsx_xscvdpsp_scalar): Likewise.
5751 (vsx_xscvspdp_scalar2): Likewise.
5753 2012-01-09 Tom de Vries <tom@codesourcery.com>
5754 Andrew Pinski <apinski@cavium.com>
5757 * reorg.c (fill_slots_from_thread): Don't speculate
5758 frame-related insns.
5760 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
5762 * sched-int.h (bb_note): Move to...
5763 * basic-block.h: ...here.
5764 * haifa-sched.c (bb_note): Move to...
5765 * cfgrtl.c: ...here.
5766 * function.c (next_block_for_reg): New function.
5767 (move_insn_for_shrink_wrap): Likewise.
5768 (prepare_shrink_wrap): Rewrite to use the above.
5770 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
5772 * gimple.c (is_gimple_non_addressable): Remove.
5773 * gimple.h: Remove is_gimple_non_addressable.
5774 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
5775 is_gimple_non_addressable.
5776 * trans-mem.c (expand_assign_tm): Same.
5778 2012-01-09 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/51775
5781 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
5782 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
5784 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5786 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5788 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5790 2012-01-09 Richard Guenther <rguenther@suse.de>
5792 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
5794 2012-01-08 Jan Hubicka <jh@suse.cz>
5796 PR tree-optimize/51680
5797 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
5798 on when known_vals needs to be computed; cleanup.
5800 2012-01-08 Jan Hubicka <jh@suse.cz>
5802 PR tree-optimize/51694
5803 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
5805 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
5807 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
5808 for -std=c++98 and -std=c++11 too.
5810 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
5812 * cfgloop.c (cancel_loop): Add free() of bbs array.
5814 2012-01-07 Jan Hubicka <jh@suse.cz>
5816 PR tree-optimization/51600
5817 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
5818 that benefits small functions.
5820 2012-01-07 Jan Hubicka <jh@suse.cz>
5822 * ipa-inline.c (want_inline_small_function_p): Fix formating.
5824 2012-01-07 Jan Hubicka <jh@suse.cz>
5826 PR tree-optimization/51680
5827 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
5828 whose inlining reduce unit size.
5830 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
5833 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
5834 Add canonical node to containing_mem chain after the non-canonical
5835 one, even if there weren't any locs to propagate.
5836 (remove_useless_values): Keep only canonical values.
5837 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
5838 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
5839 canonicalize mem_chain elements that are not discarded.
5841 2012-01-06 Jakub Jelinek <jakub@redhat.com>
5844 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
5845 before emitting functions.
5847 PR gcov-profile/50127
5848 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
5849 clear_aux_for_blocks.
5851 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
5854 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
5856 2012-01-06 Arnaud Charlet <charlet@adacore.com>
5858 * c-decl.c (ext_block): Moved up.
5859 (collect_all_refs, for_each_global_decl): Take ext_block into account.
5861 2012-01-06 Han Shen <shenhan@google.com>
5863 Translate built-in include paths for sysroot.
5864 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
5865 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
5867 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
5868 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
5870 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
5871 control whether sysroot should be prepended to gxx include dir.
5873 * configure: Regenerate.
5875 2012-01-06 Torvald Riegel <triegel@redhat.com>
5877 PR rtl-optimization/51771
5878 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
5879 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
5881 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5883 PR tree-optimization/51315
5884 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
5885 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
5887 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
5890 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
5891 for shrp pattern. Correctly handle and fixup shift variable.
5892 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
5894 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5897 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
5898 note when !ACCUMULATE_OUTGOING_ARGS.
5900 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5902 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
5904 (extract_range_from_unary_expr_1): Avoid useless computations.
5906 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5908 PR rtl-optimization/51767
5909 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
5910 of jump_block and add an extra edge for degenerated asm gotos.
5913 * stmt.c (check_unique_operand_names): Don't ICE during error
5914 reporting if i is from labels chain.
5917 * profile.c (branch_prob): Split bbs that have exit edge
5918 and need a fake entry edge too.
5920 2012-01-05 Jan Hubicka <jh@suse.cz>
5923 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
5926 2012-01-05 Richard Guenther <rguenther@suse.de>
5929 * tree-streamer-out.c (write_ts_optimization): New function.
5930 (streamer_write_tree_body): Call it.
5931 * tree-streamer-in.c (lto_input_ts_optimization): New function.
5932 (streamer_read_tree_body): Call it.
5933 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
5935 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5938 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5939 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5940 in_cleanup_point_expr before gimplify_stmt call and restore it
5942 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5943 in_cleanup_point_expr is false.
5945 2012-01-05 Richard Guenther <rguenther@suse.de>
5948 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5950 * toplev.c (process_options): Reject combining mudflap and LTO.
5951 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5953 2012-01-05 Richard Guenther <rguenther@suse.de>
5955 PR tree-optimization/51760
5956 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5958 (bit_value_unop): Handle UNDEFINED operands.
5959 (bit_value_binop): Likewise.
5961 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5963 * config/avr/avr.c (avr_replace_prefix): Remove.
5964 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5965 (avr_asm_function_rodata_section): Ditto.
5966 (avr_asm_select_section): Ditto.
5968 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5970 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5973 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5976 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5977 calls that have any non-fake successor edges.
5980 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5982 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5984 PR tree-optimization/51624
5985 * tree-sra.c (build_ref_for_model): When replicating a chain of
5986 COMPONENT_REFs, stop as soon as the offset would become negative.
5988 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5991 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5992 in .debug_loc on the floor.
5994 2012-01-04 Andrew Pinski <apinski@cavium.com>
5996 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5998 2012-01-04 Andrew Pinski <apinski@cavium.com>
5999 Adam Nemet <anemet@caviumnetworks.com>
6001 * config/mips/mips.md (size): Add SI and DI.
6002 (SIZE): New mode attribute.
6003 (U): New code attribute.
6004 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6005 (mips_lbux_<mode>): Delete.
6006 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6007 (mips_lhx): Use gen_mips_lhx_extsi.
6008 (mips_lhx_<mode>): Delete.
6010 (mips_l<size>x): New expand.
6011 (mips_lwx_<mode>): Delete.
6012 (mips_l<GPR:size>x_<P:mode>): New pattern.
6013 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6014 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6015 * config/mips/mips.c (mips_lx_address_p): New function.
6016 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6017 (dsp64): New availability predicate.
6018 (mips_builtins): Add an entry for __builtin_mips_ldx.
6019 * config/mips/mips.h (ISA_HAS_LBX): New define.
6020 (ISA_HAS_LBUX): Likewise.
6021 (ISA_HAS_LHX): Likewise.
6022 (ISA_HAS_LHUX): Likewise.
6023 (ISA_HAS_LWX): Likewise.
6024 (ISA_HAS_LWUX): Likewise.
6025 (ISA_HAS_LDX): Likewise.
6026 * doc/extend.texi (__builtin_mips_ldx): Document.
6028 2012-01-04 Tristan Gingold <gingold@adacore.com>
6030 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6031 when long pointers are used.
6032 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6033 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6034 (ia64-hp-*vms*): Remove.
6035 * config/vms/xm-vms64.h: Delete.
6037 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6040 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6042 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6044 * opts.c (finish_options): Remove duplicate sorry.
6046 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6049 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6052 2012-01-04 Richard Guenther <rguenther@suse.de>
6055 * tree.c (size_low_cst): New function.
6056 * tree.h (size_low_cst): Declare.
6057 * fold-const.c (fold_comparison): Use it to extract the low
6058 part of the POINTER_PLUS_EXPR offset.
6060 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6062 Fix clearing ZERO_REG
6063 * config/avr/avr.md (cc): Add alternative "ldi".
6064 (movqi_insn): Use it in cc attribute.
6065 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6066 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6067 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6069 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6071 * configure: Regenerate.
6073 2012-01-04 Richard Guenther <rguenther@suse.de>
6075 PR tree-optimization/49651
6076 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6077 (var_can_have_subvars): Use it.
6078 (get_constraint_for_1): Only consider subfields if there can be any.
6080 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6083 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6084 to its new canonical_cselib_val and the cselib_val was in
6085 first_containing_mem chain, but the canonical_cselib_val was not,
6086 add the latter into the chain.
6087 (cselib_invalidate_mem): Compare canonical_cselib_val of
6088 addr_list chain elt with v.
6091 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6092 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6094 (output_macinfo_op): Don't ggc_strdup fd->filename.
6095 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6096 then ggc_strdup it. Don't free inc->info or cur->info.
6097 (output_macinfo): Don't free ref->info or file->info.
6099 2012-01-03 Ira Rosen <irar@il.ibm.com>
6101 PR tree-optimization/51269
6102 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6103 first_niters a pointer.
6104 (slpeel_tree_peel_loop_to_edge): Likewise.
6105 (vect_do_peeling_for_loop_bound): Update call to
6106 slpeel_tree_peel_loop_to_edge.
6107 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6108 here. Remove it from the parameters list.
6109 (vect_do_peeling_for_alignment): Update calls and compute
6112 2012-01-03 Richard Guenther <rguenther@suse.de>
6114 PR tree-optimization/51070
6115 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6116 Properly handle calls.
6118 2012-01-03 Richard Guenther <rguenther@suse.de>
6120 PR tree-optimization/51692
6121 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6122 the LHS of allocation stmts.
6124 2012-01-03 Olivier Hainque <hainque@adacore.com>
6126 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6128 2012-01-03 Olivier Hainque <hainque@adacore.com>
6130 * collect2.c (main): In AIX specific computations for vector
6131 insertions, use CONST_CAST2 to cast from char ** to const char **.
6133 2012-01-03 Richard Guenther <rguenther@suse.de>
6136 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6137 the context of a limbo DIE when it does not already exist.
6139 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6141 PR tree-optimization/51719
6142 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6143 but direct call is, clear direct call's lhs and don't add fallthrough
6144 edge from dcall_bb to join_bb and PHIs.
6146 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6148 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6149 the instructions emitted by the pattern.
6150 ("*TDC_insn_<mode>"): Add comment.
6152 2012-01-03 Richard Guenther <rguenther@suse.de>
6155 * fold-const.c (fold_comparison): Properly canonicalize
6156 tree offset and HOST_WIDE_INT bit position.
6158 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6160 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6161 operands for extzv pattern.
6163 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6166 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6169 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6171 * doc/invoke.texi (-flto and related options): Copy-edit.
6173 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6175 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6177 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6179 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6182 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6184 * expr.h (move_by_pieces_ninsns): Declare.
6185 * expr.c (move_by_pieces_ninsns): Make external.
6186 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6187 (mips_store_by_pieces_p): Likewise.
6188 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6189 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6190 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6191 (mips_store_by_pieces_p): Likewise.
6193 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6195 * passes.c (register_one_dump_file): Free full_name.
6197 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6198 (calculate_elim_costs_all_insns): Free offsets_at and
6199 offsets_known_at at the end and clear the pointers.
6201 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6203 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6204 this option introduced in r180739.
6206 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6209 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6210 (tmake_file target=avr): Add avr/t-multilib.
6212 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6213 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6214 * config/avr/genmultilib.awk: New file.
6215 * config/avr/t-multilib: New auto-generated file.
6216 * config/avr/multilib.h: New auto-generated file.
6217 * config/avr/t-avr (AVR_MCUS): New variable.
6218 (genopt.sh): Use it.
6219 (s-mlib): Depend on t-multilib.
6220 (t-multilib, multilib.h): New dependencies.
6221 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6222 (MULTILIB_OPTIONS): Remove.
6223 (MULTILIB_MATCHES): Remove.
6224 (MULTILIB_DIRNAMES): Remove.
6225 (MULTILIB_EXCEPTIONS): Remove:
6226 * config/avr/genopt.sh: Don't use hard coded file name;
6227 pass AVR_MCUS from t-avr instead.
6229 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6231 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6233 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6235 Implement light-weight DImode support.
6236 * config/avr/avr-dimode.md: New file.
6237 * config/avr/avr.md: Include it.
6238 (adjust_len): Add plus64, compare64.
6239 (HIDI): Remove code iterator.
6240 (code_stdname): New code attribute.
6241 (rotx, rotsmode): Remove DI.
6242 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6244 * config/avr/avr-protos.h (avr_have_dimode): New.
6245 (avr_out_plus64, avr_out_compare64): New.
6246 * config/avr/avr.c (avr_out_compare): Handle DImode.
6247 (avr_have_dimode): New variable definition and initialization.
6248 (avr_out_compare64, avr_out_plus64): New functions.
6249 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6250 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6251 (avr_compare_pattern): Skip DImode comparisons.
6253 2012-01-02 Revital Eres <revital.eres@linaro.org>
6255 * ddg.c (def_has_ccmode_p): New function.
6256 (add_cross_iteration_register_deps,
6257 create_ddg_dep_from_intra_loop_link): Call it.
6259 2012-01-02 Richard Guenther <rguenther@suse.de>
6262 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6264 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6266 * gcc.c (process_command): Update copyright notice dates.
6267 * gcov.c (print_version): Likewise.
6268 * gcov-dump.c (print_version): Likewise.
6269 * mips-tfile.c (main): Likewise.
6270 * mips-tdump.c (main): Likewise.
6272 2012-01-01 Ira Rosen <irar@il.ibm.com>
6274 PR tree-optimization/51704
6275 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6276 a use is inside the basic block or loop before accessing its vect info.
6278 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6280 PR rtl-optimization/51069
6281 * cfgloopmanip.c (remove_path): Removing path making irreducible
6282 region unconditional makes BB part of the region.
6284 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6286 PR tree-optimization/51683
6287 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6288 calls with side-effects.
6289 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6291 Copyright (C) 2012 Free Software Foundation, Inc.
6293 Copying and distribution of this file, with or without modification,
6294 are permitted in any medium without royalty provided the copyright
6295 notice and this notice are preserved.