1 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (allocate_stack): Simplify.
5 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
8 copy_to_mode_reg (Pmode, ...).
9 (expand_builtin_frame_address): Ditto.
10 * expr.c (emit_block_move_via_libcall): Ditto.
11 (set_storage_via_libcall): Ditto.
13 * config/i386/i386.c (ix86_expand_movmem): Ditto.
14 (ix86_expand_setmem): Ditto.
15 (ix86_trampoline_init): DItto.
16 * config/i386/i386.md (cmpstrnsi): Ditto.
18 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
20 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
21 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
22 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
23 (SH Options): Likewise.
25 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
28 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
29 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
30 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
31 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
34 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
37 * config/i386/i386.c (ix86_decompose_address): Use
38 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
39 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
40 thread pointer to a register.
43 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
45 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
46 if Pmode != word_mode.
47 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
48 Pmode == SImode for TARGET_X32.
50 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
51 (tls_initial_exec_x32): Likewise.
53 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
56 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
57 DISP_ADDR_OFFSET): New macros.
58 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
59 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
60 (sh_legitimize_address): Add QImode displacement handling.
61 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
63 (sh_secondary_reload): Add QImode displacement handling.
64 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
65 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
66 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
67 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
68 to register operands only.
69 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
70 (extendqihi2): Change insn to expander.
71 (*extendqihi2_compact_reg): New insn.
72 (movqi_i, movqi): Replace with ...
73 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
74 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
75 Add new peepholes for QImode displacement addressing.
77 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
80 * doc/invoke.texi: Document -Wuseless-cast.
82 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
84 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
85 * tree.h (handled_component_p): Reorder cases.
86 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
87 not initialize unsignedp.
88 (loc_list_from_tree): Likewise.
89 (fortran_common): Likewise.
90 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
92 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
95 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
96 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
97 (ix86_split_long_move): Ditto.
98 (legitimize_tls_address): Use ix86_gen_sub3.
99 (construct_plt_address): Assert that Pmode == DImode.
101 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.md: Remove empty predicates and/or constraints.
104 * config/i386/sync.md: Ditto.
105 * config/i386/sse.md: Ditto.
106 * config/i386/mmx.md: Ditto.
107 * config/i386/pentium.md: Ditto.
108 * config/i386/athlon.md: Ditto.
110 2012-03-16 Richard Guenther <rguenther@suse.de>
112 PR tree-optimization/52603
113 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
117 2012-03-14 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/52571
120 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
121 flag_section_anchors check ...
122 (vect_can_force_dr_alignment_p): ... here.
124 2012-03-16 Martin Jambor <mjambor@suse.cz>
126 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
127 memory through MEM_REFs by calling extract_bit_field.
129 2012-03-16 Richard Guenther <rguenther@suse.de>
131 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
132 and REFERENCE_TYPE interpretations.
133 (can_native_interpret_type_p): New function.
134 (fold_ternary_loc): Use native encode/interpret to fold
135 BIT_FIELD_REFs of constants.
137 2012-03-16 Richard Guenther <rguenther@suse.de>
140 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
141 of vector constants and constructors.
143 2012-03-16 Richard Guenther <rguenther@suse.de>
145 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
146 VIEW_CONVERT_EXPR to convert constants.
147 (vect_is_simple_use): Treat all constants as vec_constant_def.
149 2012-03-16 Richard Guenther <rguenther@suse.de>
150 Kai Tietz <ktietz@redhat.com>
153 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
154 side-effects completely in the pre-queue and use a temporary
157 2012-03-16 Richard Guenther <rguenther@suse.de>
159 * stor-layout.c (finish_bitfield_representative): Fall back
160 to the conservative maximum size if we cannot compute the
161 size of the tail padding.
163 2012-03-16 Tristan Gingold <gingold@adacore.com>
165 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
166 __CRTL_VER and __VMS_VER.
167 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
168 and vms_c_get_vms_ver.
169 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
171 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
172 (VMS_DEFAULT_VMS_VER): Define.
173 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
174 (VMS_DEFAULT_VMS_VER): Define.
176 2012-03-16 Richard Guenther <rguenther@suse.de>
178 * tree-vect-loop.c (get_initial_def_for_induction): Use
179 build_constructor directly.
180 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
181 build_vector_from_val.
182 * tree.c (build_vector_from_val): Avoid creating a constructor
183 first when we want a constant vector.
185 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
187 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
189 2012-03-16 Richard Guenther <rguenther@suse.de>
191 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
192 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
193 (struct tree_vector): Remove elements member, add variable size
195 (build_vector_stat): Declare.
196 (build_vector): Define in terms of build_vector_stat.
197 * tree.c (build_vector): Rename to ...
198 (build_vector_stat): ... this. Take array of trees as parameter.
199 (build_vector_from_ctor): Adjust.
200 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
201 initializer_zerop): Adjust.
202 * cfgexpand.c (expand_debug_expr): Likewise.
203 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
204 const_vector_from_tree): Likewise.
205 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
206 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
207 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
208 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
209 (lto_input_ts_vector_tree_pointers): Adjust.
210 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
211 (write_ts_vector_tree_pointers): Adjust.
212 * varasm.c (const_hash_1, compare_constant, copy_constant,
213 output_constant): Adjust.
214 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
215 * print-tree.c (print_node): Adjust.
216 * tree-pretty-print.c (dump_generic_node): Adjust.
217 * tree-vect-generic.c (uniform_vector_p, vector_element,
218 lower_vec_perm): Adjust.
219 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
220 * tree-vect-slp.c (vect_get_constant_vectors,
221 vect_transform_slp_perm_load): Adjust.
222 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
223 * expmed.c (make_tree): Adjust.
224 * config/i386/i386.c (ix86_expand_builtin): Adjust.
225 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
227 (sparc_fold_builtin): Adjust.
229 2012-03-16 Tristan Gingold <gingold@adacore.com>
231 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
232 * config/vms/vms-stdint.h: New file.
234 2012-03-16 Tristan Gingold <gingold@adacore.com>
236 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
237 (ia64-hp-*vms*): Replaced by ...
238 (*-*-*vms*): ... This new entry.
240 2012-03-15 Jakub Jelinek <jakub@redhat.com>
243 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
244 (ix86_expand_vec_perm_const_1): Use it.
247 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
248 (avx2_permv4df): Remove.
249 (avx2_permv4di): Macroize into...
250 (avx2_perm<mode>): ... this using VI8F_256 iterator.
251 (avx2_permv4di_1): Macroize into...
252 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
254 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
256 * combine.c (apply_distributive_law): Do not distribute SUBREG.
258 2012-03-15 Ira Rosen <irar@il.ibm.com>
259 Ulrich Weigand <ulrich.weigand@linaro.org>
261 * tree-vect-patterns.c (widened_name_p): Rename to ...
262 (type_conversion_p): ... this. Add new argument to determine
263 if it's a promotion or demotion operation. Check for
264 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
265 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
267 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
268 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
270 (vect_recog_mixed_size_cond_pattern): Likewise and allow
271 non-constant then and else clauses.
273 2012-03-15 Ira Rosen <irar@il.ibm.com>
274 Ulrich Weigand <ulrich.weigand@linaro.org>
276 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
277 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
279 * tree-vect-patterns.c (widened_name_p): Pass basic block
280 info to vect_is_simple_use.
281 (vect_recog_dot_prod_pattern): Fail for basic blocks.
282 (vect_recog_widen_sum_pattern): Likewise.
283 (vect_handle_widen_op_by_const): Support basic blocks.
284 (vect_operation_fits_smaller_type,
285 vect_recog_over_widening_pattern): Likewise.
286 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
287 Update call to vect_is_simple_use.
288 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
290 (check_bool_pattern): Add an argument, update call to
291 vect_is_simple_use and the recursive calls.
292 (vect_recog_bool_pattern): Update relevant function calls.
294 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
295 (vect_pattern_recog_1): Check for reduction only in loops.
296 (vect_pattern_recog): Add new argument. Support basic blocks.
297 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
298 info to vect_is_simple_use_1.
299 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic
301 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
303 2012-03-15 Jakub Jelinek <jakub@redhat.com>
304 Andrew Pinski <apinski@cavium.com>
307 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
308 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
309 calls instead of __builtin_ir{int,ound}*.
311 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
313 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
316 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
318 * config.gcc (target_type_format_char): New. Document it. Set it for
320 * configure.ac (gnu_unique_option): Use target_type_format_char
321 in test. Comment rationale.
322 * configure: Regenerate .
324 2012-03-15 Jakub Jelinek <jakub@redhat.com>
326 PR tree-optimization/52267
327 * tree-vrp.c (masked_increment): New function.
328 (register_edge_assert_for_2): Derive ASSERT_EXPRs
329 from (X & CST1) cmp CST2 tests.
331 2012-03-15 Richard Guenther <rguenther@suse.de>
334 * tree-data-ref.c (subscript_dependence_tester_1): Check
335 all dimensions for non-conflicting access functions.
337 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
340 * doc/invoke.texi [C++ Language Options]: Document
341 -ftemplate-backtrace-limit.
343 2012-03-15 Tristan Gingold <gingold@adacore.com>
345 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
348 2012-03-15 Tristan Gingold <gingold@adacore.com>
350 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
351 use DW_OP_call_frame_cfa.
353 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
356 * config/i386/i386-opts.h (pmode): New.
358 * config/i386/i386.c (ix86_option_override_internal): Properly
359 check and set ix86_pmode.
361 * config/i386/i386.h (Pmode): Check ix86_pmode instead of
364 * config/i386/i386.opt (maddress-mode=): New.
366 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
368 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
370 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
371 (dwarf2out_do_cfi_asm): Likewise.
372 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
374 (add_data_member_location_attribute): Likewise.
375 (gen_array_type_die): Likewise.
376 (gen_subprogram_die): Likewise.
377 (gen_producer_string): Likewise.
378 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
379 Remove MIPS_DEBUGGING_INFO handling.
380 (sdb_debug_hooks): Likewise.
381 (sdbout_begin_block): Likewise.
382 (sdbout_end_block): Likewise.
383 (sdbout_begin_prologue): Likewise.
384 (sdbout_start_source_file): Likewise.
385 (sdbout_end_source_file): Likewise.
386 (sdbout_init): Likewise.
387 * system.h (MIPS_DEBUGGING_INFO): Poison.
389 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
391 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
392 (alpha_file_start) [MS_STAMP]: Remove.
394 * config/alpha/elf.h (TARGET_GAS): Remove.
395 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
396 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
397 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
398 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
399 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
400 (alpha*-*-freebsd*): Likewise.
401 (alpha*-*-netbsd*): Likewise.
402 (alpha*-*-openbsd*): Likewise.
403 (alpha*-*-*): Remove target_cpu_default2.
404 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
406 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
407 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
408 * config/alpha/alpha.c (print_operand): Always assume
409 TARGET_AS_SLASH_BEFORE_SUFFIX.
410 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
411 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
412 ("*builtin_setjmp_receiver_er_1"): Remove.
413 * config/alpha/alpha.opt (malpha-as): Remove.
415 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
417 Remove DEC Unix reference.
419 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
420 (EXTENDED_COFF): Remove.
421 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
422 (EXTENDED_COFF): Don't undef.
423 * config/alpha/alpha.c (alpha_file_start): Always assume
425 Don't set targetm.asm_file_start_file_directive.
426 [!OBJECT_FORMAT_ELF]: Remove.
427 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
429 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
430 (DBX_DEBUGGING_INFO): Remove.
431 (MIPS_DEBUGGING_INFO): Remove.
432 (PREFERRED_DEBUGGING_TYPE): Remove.
433 (DBX_OUTPUT_SOURCE_LINE): Remove.
434 (SDB_OUTPUT_SOURCE_LINE): Remove.
435 (DBX_CONTIN_LENGTH): Remove.
436 (NO_DBX_FUNCTION_END): Remove.
437 (ASM_STABS_OP): Remove.
438 (ASM_STABN_OP): Remove.
439 (ASM_STABD_OP): Remove.
440 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
441 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
442 (PUT_SDB_DEF): Remove.
443 (PUT_SDB_PLAIN_DEF): Remove.
444 (PUT_SDB_TYPE): Remove.
445 (sdb_label_count): Remove.
446 (PUT_SDB_BLOCK_START): Remove.
447 (PUT_SDB_BLOCK_END): Remove.
448 (PUT_SDB_FUNCTION_START): Remove.
449 (PUT_SDB_FUNCTION_END): Remove.
450 (PUT_SDB_EPILOGUE_END): Remove.
451 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
452 (MIPS_DEBUGGING_INFO): Don't undef.
453 (DBX_DEBUGGING_INFO): Don't undef.
454 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
455 (MIPS_DEBUGGING_INFO): Don't undef.
456 (DBX_DEBUGGING_INFO): Don't undef.
457 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
458 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
460 (alpha_start_function): Likewise.
461 (sdb_label_count): Remove.
462 (alpha_output_filename): Remove DBX_DEBUG handling.
463 (alpha_file_start): Likewise.
465 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
467 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
468 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
469 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
471 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
472 (ld_tls_support): Remove Solaris 8 references.
473 (lwp_dir, lwp_spec): Remove support for alternate thread library.
474 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
475 * configure: Regenerate.
476 * config.in: Regenerate.
478 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
479 * config/i386/sol2.h: Remove Solaris 8 references.
481 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
482 (i?86-*-solaris2.9): ... this.
483 Remove Solaris 8 references.
484 (Specific, *-*-solaris2*): Document Solaris 8 removal.
485 Remove Solaris 8 references.
487 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
489 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
490 (mips-sgi-irix6.5*): Remove.
491 * config.host (mips-sgi-irix*): Remove.
492 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
493 (set_have_as_tls): Remove *-*-irix6*.
494 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
495 * configure: Regenerate.
497 * config/mips/iris6.h: Remove.
498 * config/mips/iris6.opt: Remove.
499 * config/mips/t-irix6: Remove.
501 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
502 (TARGET_IRIX6): Remove.
503 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
504 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
505 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
507 (mips_file_start): Likewise.
508 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
510 * config/mips/driver-native.c [__sgi__]: Remove.
511 (host_detect_local_cpu) [__sgi__]: Remove.
513 * config/mips/gnu-user.h: Remove iris5.h reference.
515 * config/mips/mips-modes.def: Remove IRIX 6 reference.
516 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
517 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
520 * gcc.c (main): Move asm_debug initialization ...
521 (asm_debug): ... here.
523 * ginclude/stddef.h (__STDDEF_H__): Don't define.
525 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
526 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
527 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
528 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
529 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
530 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
532 * doc/tm.texi: Regenerate.
534 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
536 (MIPS Options, -march): Remove IRIX reference.
537 * doc/install.texi (Binaries, SGI IRIX): Remove.
538 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
540 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
542 2012-03-14 Martin Jambor <mjambor@suse.cz>
544 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
545 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
546 (expand_expr_real_1): Do not handle misalignment if modifier is
549 2012-03-14 Richard Guenther <rguenther@suse.de>
552 * tree-vect-generic.c (type_for_widest_vector_mode): Take
553 element type instead of mode, use build_vector_type_for_mode
554 instead of the langhook, build a vector of proper signedness.
555 (expand_vector_operations_1): Adjust.
557 2012-03-14 Richard Guenther <rguenther@suse.de>
560 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
561 a cgraph node for a FUNCTION_DECL that comes from a constructor.
562 (gimple_get_virt_method_for_binfo): Likewise.
564 2012-03-14 Richard Guenther <rguenther@suse.de>
566 PR tree-optimization/52571
567 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
568 flag_section_anchors check ...
569 (vect_can_force_dr_alignment_p): ... here. Do not re-align
570 DECL_COMMON variables.
572 2012-03-14 Richard Guenther <rguenther@suse.de>
574 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
575 * stor-layout.c (start_bitfield_representative): New function.
576 (finish_bitfield_representative): Likewise.
577 (finish_bitfield_layout): Likewise.
578 (finish_record_layout): Call finish_bitfield_layout.
579 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
580 for QUAL_UNION_TYPE fields.
581 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
582 Stream DECL_BIT_FIELD_REPRESENTATIVE.
583 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
588 * expr.c (get_bit_range): Unconditionally extract bitrange
589 from DECL_BIT_FIELD_REPRESENTATIVE.
590 (expand_assignment): Adjust call to get_bit_range.
592 2012-03-14 Richard Guenther <rguenther@suse.de>
595 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
596 the outermost conversion is a sign-change only.
597 (fold_binary_loc): Disregard widening and sign-changing
598 conversions when we determine if two variables are equal
600 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
601 (T1)x if the outermost conversion is a sign-change only.
603 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
606 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/predicates.md (constant_call_address_operand): Declare
609 as special predicate. Update all uses.
611 2012-03-13 Jakub Jelinek <jakub@redhat.com>
614 * c-parser.c (c_parser_postfix_expression)
615 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
617 * config/i386/smmintrin.h: Avoid /* within a comment.
618 * config/i386/nmmintrin.h: Likewise.
620 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
622 * config/i386/i386.md (xbegin): Remove constraint from expander.
624 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/predicates.md (constant_call_address_operand): Declare
627 as special predicate. Update all uses.
628 * config/i386/i386.md: Remove mode from constant_call_address_operand
630 * config/i386/i386.c (ix86_output_call_insn): Call
631 constant_call_address_operand with VOIDmode.
633 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
636 AND zero extended address correctly.
638 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/predicates.md (tls_symbolic_operand): Declare as
642 (tls_modbase_operand): Ditto.
643 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
644 tls_modbase_operand predicates.
646 2012-03-13 Martin Jambor <mjambor@suse.cz>
648 * expr.c (expand_assignment): Handle misaligned scalar writes to
649 memory through top-level MEM_REFs by calling store_bit_field.
651 2012-03-13 Richard Guenther <rguenther@suse.de>
654 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
655 if Y is a constant multiple of 1 << CST.
657 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
660 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
661 offset (size) to a value the insns can deal with.
662 (expand_epilogue): Ditto.
664 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
666 * config/arm/neon.ml (ops): Fixup expected instructions for
667 unsigned vector compares.
669 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
671 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
672 addresses only when %reg is not in word mode.
674 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
676 * config/microblaze/microblaze.md: Fix typo.
677 * tree-if-conv.c: Likewise.
678 * tree-vect-patterns.c: Likewise.
680 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
682 * config.gcc (extra_passes): Remove.
683 * configure.ac (extra_passes): Don't substitute.
684 * configure: Regenerate.
685 * Makefile.in (EXTRA_PASSES): Remove.
686 (GCC_PASSES): Remove $(EXTRA_PASSES).
687 (MOSTLYCLEANFILES): Likewise.
689 (install-common): Likewise.
691 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
694 * config/i386/i386.c (ix86_decompose_address): Use
695 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
696 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
697 thread pointer to a register.
699 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
701 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
702 on tls_symbolic_operand.
703 (tls_global_dynamic_64_<mode>): Likewise.
705 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
708 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
709 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
711 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
714 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
715 type from reg_class_t to enum reg_class.
716 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
718 2012-03-12 Andrew Pinski <apinski@cavium.com>
720 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
721 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
722 (value_replacement): Likewise.
723 (empty_block_p): Check also if the PHIs for the block are empty.
725 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
728 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
729 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
730 r184615 from 2012-02-28.
732 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
734 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
735 (ix86_gen_tls_local_dynamic_base_64): Likewise.
736 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
737 and ix86_gen_tls_local_dynamic_base_64.
738 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
739 ix86_gen_tls_local_dynamic_base_64.
741 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
742 (*tls_global_dynamic_64_<mode>): This.
743 (tls_global_dynamic_64): Renamed to ...
744 (tls_global_dynamic_64_<mode>): This.
745 (*tls_local_dynamic_base_64): Renamed to ...
746 (*tls_local_dynamic_base_64_<mode>): This.
747 (tls_local_dynamic_base_64): Renamed to ...
748 (tls_local_dynamic_base_64_<mode>): This.
750 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
752 * config/i386/i386.c (ix86_option_override_internal): Properly
753 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
754 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
755 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
756 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
758 * config/i386/sse.md (sse3_monitor64): Renamed to ...
759 (sse3_monitor64_<mode>): This.
761 2012-03-12 Tristan Gingold <gingold@adacore.com>
763 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
764 (ia64_function_arg_advance): Ditto.
766 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
768 * config.gcc (mips*-*-openbsd*): Remove.
769 * config/mips/openbsd.h: Remove.
770 * config/mips/sdb.h: Remove.
772 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
773 * config/mips/mips.c (sdb_label_count): Remove.
774 (mips_debugger_offset): Remove #if 0 code.
775 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
776 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
778 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
780 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
782 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
783 Update binutils references.
784 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
785 Update binutils reference.
786 Update Sun as/GNU ld caveat.
787 Document binutils largefile requirement for LTO plugin.
788 Remove reference to alternate libpthread.
790 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
792 * config.gcc (alpha*-dec-osf5.1*): Remove.
793 * config.host (alpha*-dec-osf*): Remove.
794 * configure.ac (*-*-osf*): Remove.
795 (alpha*-dec-osf*): Remove.
796 * configure: Regenerate.
798 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
799 config/alpha/va_list.h, config/alpha/x-osf: Remove.
801 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
802 * config/alpha/alpha.c (struct machine_function): Update comment.
803 (alpha_start_function): Remove Tru64 UNIX as handling for
805 * config/alpha/alpha.md ("exception_receiver"): Remove
806 TARGET_LD_BUGGY_LDGP.
807 ("*exception_receiver_2"): Likewise.
808 * except.c (finish_eh_generation): Remove Tru64 reference.
809 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
810 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
811 * target.def (handle_pragma_extern_prefix): Remove.
813 * Makefile.in (mips-tfile.o-warn): Remove.
814 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
815 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
816 * mips-tdump.c, mips-tfile.c: Remove.
818 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
820 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
821 (Specific, alpha*-dec-osf5.1): Note removal.
822 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
824 * doc/tm.texi: Regenerate.
825 * doc/trouble.texi (Cross-Compiler Problems): Remove.
827 2012-03-12 Richard Guenther <rguenther@suse.de>
829 * config/arm/arm.c (neon_dereference_pointer): Do not call
830 covert during RTL expansion.
832 2012-03-12 Tristan Gingold <gingold@adacore.com>
834 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
835 Options. Mention -mpointer-size.
837 2012-03-12 Richard Guenther <rguenther@suse.de>
839 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
840 build_nonstandard_integer_type.
842 2012-03-12 Richard Guenther <rguenther@suse.de>
844 * tree.c (signed_or_unsigned_type_for): Use
845 build_nonstandard_integer_type.
846 (signed_type_for): Adjust documentation.
847 (unsigned_type_for): Likewise.
848 * tree-pretty-print.c (dump_generic_node): Use standard names
849 for non-standard integer types if available.
851 2012-03-12 Tristan Gingold <gingold@adacore.com>
853 * config/vms/vms.opt: Add vms-opts.h header.
854 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
856 (-mvms-return-codes): Document.
857 (-mpointer-size): New option.
858 (vms_pointer_size): Add enumeration.
859 * config/vms/vms-opts.h: New file.
860 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
861 __INITIAL_POINTER_SIZE.
862 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
863 (C_COMMON_OVERRIDE_OPTIONS): Define.
864 (DWARF2_ADDR_SIZE): Define.
865 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
866 * config/vms/vms-protos.h (vms_c_common_override_options):
868 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
869 if -mno-pointer-size.
870 (vms_c_common_override_options): New function.
871 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
872 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
873 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
874 and flag_vms_pointer_size.
875 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
876 * config.gcc (*-*-*vms*): Define xm_file.
877 (alpha*-dec-*vms*): Do not define xm_file.
878 (alpha64-dec-*vms*): Remove.
879 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
882 2012-03-12 Jakub Jelinek <jakub@redhat.com>
884 PR tree-optimization/51721
885 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
886 if (int) unsvar cmp CST.
888 2012-03-12 Richard Guenther <rguenther@suse.de>
890 * tree-sra.c (create_access_replacement): Only rename the replacement
891 if we can rewrite it into SSA form. Properly mark register typed
892 replacements that we cannot rewrite with TREE_ADDRESSABLE.
893 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
894 for aggregate or BLKmode results.
896 2012-03-12 Jakub Jelinek <jakub@redhat.com>
898 PR tree-optimization/52533
899 * tree-vrp.c (register_edge_assert_for_2): Use double_int
900 type for mask, only handle shifts by non-zero in-range
901 shift count, for LE_EXPR and GT_EXPR if new_val is
902 maximum, don't add the assertion.
904 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
906 * doc/invoke.texi: Document -mrtm option.
907 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
908 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
909 (ix86_handle_option): Handle OPT_mrtm.
910 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
913 * i386-builtin-types.def (INT_FTYPE_VOID): New.
914 * config/i386/i386-c.c (ix86_target_macros_internal): Define
916 (ix86_target_string): Define -mrtm option.
918 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
920 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
921 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
923 (bdesc_special_args): Ditto.
924 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
925 (ix86_expand_special_args_builtin): Handle new built-in type.
926 (ix86_expand_builtin): Handle XABORT instruction.
927 * config/i386/i386.h (TARGET_RTM): New.
928 * config/i386/i386.md (UNSPECV_XBEGIN): New.
929 (UNSPECV_XEND): Ditto.
930 (UNSPECV_XABORT): Ditto.
931 (UNSPECV_XTEST): Ditto.
938 * config/i386/i386.opt (mrtm): New.
939 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
940 * config/i386/rtmintrin.h: New header.
941 * config/i386/xtestintrin.h: Ditto.
943 2012-03-12 Tristan Gingold <gingold@adacore.com>
945 * ginclude/stddef.h: Adjust previous patch.
946 Use __VMS__ instead of VMS.
948 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
950 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
951 Also convert sequences with CC setting arithmetic instruction.
953 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
955 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
956 from C Language Options to Preprocessor Options.
957 (C Dialect Options): Move -no-integrated-cpp documentation
959 (Preprocessor Options): ...to here. Rewrite the description
960 so it makes more sense, and remove discussion of merging front ends.
962 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
964 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
966 (ix86_expand_setmem): Likewise.
968 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
970 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
973 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
975 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
976 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
978 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
980 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
982 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
984 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
987 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
988 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/predicates.md (call_insn_operand): Allow
991 constant_call_address_operand in Pmode only.
992 (sibcall_insn_operand): Ditto.
993 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
994 (*call_vzeroupper): Ditto.
996 (*sibcall_vzeroupper): Ditto.
997 (*call_value): Ditto.
998 (*call_value_vzeroupper): Ditto.
999 (*sibcall_value): Ditto.
1000 (*sibcall_value_vzeroupper): Ditto.
1001 (*indirect_jump): Ditto.
1002 (*tablejump_1): Ditto.
1003 (indirect_jump): Convert memory address to word mode for TARGET_X32.
1005 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
1008 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
1011 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
1012 Use movrt_negc instead of negc pattern for non-SH2A.
1014 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
1016 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1018 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1019 if Pmode != word_mode.
1020 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1021 Pmode == SImode for TARGET_X32.
1023 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1024 (tls_initial_exec_x32): Likewise.
1026 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1028 PR rtl-optimization/52528
1029 * combine.c (can_combine_p): Add setting of subst_low_luid
1030 before call to expand_field_assignment().
1032 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1034 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
1035 and related program names.
1037 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1039 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
1041 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1044 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1045 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1047 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1048 (*movdi_internal_rex64): Use %E operand modifier for lea.
1049 (*movsi_internal): Ditto.
1051 (*lea<mode>_2): Ditto.
1052 (*lea_{3,4,5,6}_zext): Ditto.
1053 (*tls_global_dynamic_32_gnu): Ditto.
1054 (*tls_global_dynamic_64): Ditto.
1055 (*tls_dynamic_gnu2_lea_32): Ditto.
1056 (*tls_dynamic_gnu2_lea_64): Ditto.
1057 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1059 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1061 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1062 redefine to be NULL if the current bit-size is different from the
1063 configured bit-size.
1065 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1066 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1067 set the default tuning. Add asserts to make sure the cpu and tune
1068 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1069 test whether the index is set, instead of > 0.
1070 (rs6000_file_start): Do not reset the default cpu if the current
1071 bit-size is different from the configured bit-size.
1073 2012-03-09 Tristan Gingold <gingold@adacore.com>
1075 * config/vms/vms-crtlmap.map: Add comments.
1076 Add entries needed to build Ada RTS.
1078 2012-03-09 Tristan Gingold <gingold@adacore.com>
1080 * ginclude/stddef.h: Do not define __size_t on VMS.
1082 2012-03-09 Tristan Gingold <gingold@adacore.com>
1084 * c-tree.h (c_default_pointer_mode): New variable.
1085 * c-decl.c (c_default_pointer_mode): New variable.
1086 (c_build_pointer_type): New function.
1087 (grokdeclarator): Call c_build_pointer_type instead
1088 of build_pointer_type.
1090 * config/vms/vms-c.c: Include c-tree.h
1091 (saved_pointer_mode): New variable.
1092 (handle_pragma_pointer_size): New function.
1093 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
1094 (vms_c_register_pragma): Register __pointer_size and
1095 __required_pointer_size pragmas.
1097 2012-03-09 Tristan Gingold <gingold@adacore.com>
1099 * config/vms/vms-c.c (vms_construct_include_filename): New function.
1100 (vms_c_register_includes): Reference it.
1102 2012-03-09 Andrew Pinski <apinski@cavium.com>
1105 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
1107 (tree_ssa_phiopt_worker): Go through all the PHIs for
1108 value_replacement instead of just the singleton one.
1109 (value_replacement): Change return type to int. Return 0 instead of
1111 Allow the middle basic block to contain more than just the defining
1113 Handle non empty middle basic blocks.
1114 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
1116 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
1118 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
1119 array reference and component reference.
1120 (analyze_scalar_evolution_for_address_of): New.
1122 2012-03-08 Jie Zhang <jzhang918@gmail.com>
1125 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
1126 (hwloop_pattern_reg): Fix set but not used warning.
1127 (bfin_reorg_loops): Remove unused parameter.
1128 (bfin_reorg): Update use of bfin_reorg_loops.
1130 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
1132 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
1133 with integer parameters in registers.
1134 (gen_push): Push register in word_mode instead of Pmode.
1135 (ix86_emit_save_regs): Likewise.
1136 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
1137 (gen_pop): Pop register in word_mode instead of Pmode.
1138 (ix86_emit_restore_regs_using_pop): Likewise.
1139 (ix86_expand_prologue): Replace Pmode with word_mode for push
1140 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
1141 restore RAX and R10 in word_mode.
1142 (ix86_emit_restore_regs_using_mov): Restore integer registers
1144 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
1146 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
1147 (ix86_split_long_move): Likewise.
1149 * config/i386/i386.md (W): New.
1150 (*push<mode>2_prologue): Replace :P with :W.
1151 (*pop<mode>1): Likewise.
1152 (*pop<mode>1_epilogue): Likewise.
1153 (push/pop peephole2): Use word_mode scratch registers.
1155 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/predicates.md (indirect_branch_operand): Simplify.
1159 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1161 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1162 for constants in [-63,63].
1164 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1168 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/i386/i386.c (ix86_print_operand_address): Only handle
1171 zero-extended DImode addresses.
1173 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1175 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1176 * configure: Regenerate.
1178 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1181 * config/avr/avr.c (avr_mem_clobber): New static function.
1182 (avr_expand_delay_cycles): Add memory clobber operand to
1183 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1184 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1185 (enable_interrupt, disable_interrupt): New expander.
1186 (nopv, sleep, wdr): New expanders.
1187 (delay_cycles_1): Add memory clobber.
1188 (delay_cycles_2): Add memory clobber.
1189 (delay_cycles_3): Add memory clobber.
1190 (delay_cycles_4): Add memory clobber.
1191 (cli_sei): New insn from former "enable_interrupt",
1192 "disable_interrupt" with memory clobber.
1193 (*wdt): New insn from former "wdt" with memory clobber.
1194 (*nopv): Similar, but for "nopv".
1195 (*sleep): Similar, but for "sleep".
1197 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
1198 Kaz Kojima <kkojima@gcc.gnu.org>
1201 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
1202 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
1203 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1205 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1207 * config/i386/predicates.md (x86_64_zext_general_operand): New.
1208 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
1209 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
1211 2012-03-07 Walter Lee <walt@tilera.com>
1213 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1214 REG_CFA_* notes for the stack pointer.
1215 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1216 EH_RETURN_STACKADJ_RTX.
1217 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1218 generate REG_CFA_* notes for the stack pointer.
1219 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1220 by EH_RETURN_STACKADJ_RTX.
1222 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1224 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
1225 when __AVR_3_BYTE_PC__ is defined.
1227 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1229 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
1230 (ix86_print_operand): Handle '^'.
1231 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
1232 using P mode iterator. Add %^ to asm template to conditionally emit
1234 (*rep_movdi_rex64): Ditto.
1235 (*strsetdi_rex_1): Ditto.
1236 (*rep_stosdi_rex64): Ditto.
1237 (*strmov{si,hi,qi}_1): Add %^ to asm template to
1238 conditionally emit addr32 prefix.
1239 (*rep_mov{si,qi}): Ditto.
1240 (*strset{si,hi,qi}): Ditto.
1241 (*rep_stos{si,qi}): Ditto.
1242 (*cmpstrnqi_nz_1): Ditto.
1243 (*cmpstrnqi_1): Ditto.
1244 (*strlenqi_1): Ditto.
1246 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
1248 * config/i386/i386.c (function_value_64): Return pointers in
1249 word_mode instead of Pmode.
1250 (ix86_promote_function_mode): Likewise.
1252 2012-03-07 Richard Guenther <rguenther@suse.de>
1254 * coverage.c (get_gcov_type): Use type_for_mode.
1255 (get_gcov_unsigned_t): Likewise.
1256 * expr.c (store_constructor): Use type_for_mode.
1257 (try_casesi): Likewise.
1258 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
1259 (add_standard_iv_candidates): Use standard type trees.
1260 * dojump.c (do_jump): Remove dead code.
1262 2012-03-07 Richard Guenther <rguenther@suse.de>
1264 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
1266 2012-03-07 Richard Guenther <rguenther@suse.de>
1268 * convert.c (strip_float_extensions): Move ...
1269 * tree.c (strip_float_extensions): ... here.
1271 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1274 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1276 2012-03-07 Richard Guenther <rguenther@suse.de>
1278 * omp-low.c (extract_omp_for_data): Use signed_type_for.
1279 (expand_omp_for_generic): Likewise.
1280 (expand_omp_for_static_nochunk): Likewise.
1281 (expand_omp_for_static_chunk): Likewise.
1282 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
1283 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
1284 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
1285 Use unsigned_type_for.
1286 (vect_create_cond_for_align_checks): Use signed_type_for.
1288 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
1290 PR rtl-optimization/52203
1291 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
1292 all callers to pass NULL except ...
1293 (reset_sched_cycles_in_current_ebb): ... here, save the value
1294 in new variable 'empty'. Increase issue_rate only for
1297 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1300 * Makefile.in: Let install-gcc-ar depend on installdirs,
1301 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1302 Don't double canonicalize if cross-compiling.
1304 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1307 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1308 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1309 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1311 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1314 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1316 * config/avr/avr.md (xload_8): Adjust insn length.
1318 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1321 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1322 if RAMPZ affects reading from RAM.
1324 2012-03-07 Richard Guenther <rguenther@suse.de>
1328 * doc/invoke.texi (Precompiled Headers): Remove sentence that
1329 suggests you can include PCHs from inside another header.
1331 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
1334 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
1336 2012-03-07 Kai Tietz <ktietz@redhat.com>
1338 * doc/invoke.texi (fwritable-relocated-rdata): Document
1339 new Cygwin/MinGW target option.
1340 * config/i386/winnt.c (i386_pe_unique_section): Ignore
1341 reloc if flag -fwritable-relocated-rdata is not set.
1342 (i386_pe_section_type_flags): Likewise.
1343 * config/i386/cygming.opt (fwritable-relocated-rdata):
1344 Add new flag variable flag_writable_rel_rdata.
1346 2012-03-07 Richard Guenther <rguenther@suse.de>
1348 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
1349 precision against gimple constraints.
1351 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
1354 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
1356 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
1357 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
1359 (init_emit_regs): Move associated initialization to...
1360 (init_emit_once): ...here.
1362 2012-03-06 Richard Henderson <rth@redhat.com>
1364 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1365 * config/m68k/sync.md (atomic_test_and_set): Use it.
1366 (atomic_test_and_set_1): Likewise.
1368 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1371 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1372 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1373 (vector_ltgt<mode>): Likewise.
1374 (vector_ordered<mode>): Likewise.
1375 (vector_unordered<mode>): Likewise.
1376 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1378 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1380 * trans-mem.c: New typedef for tm_region_p.
1381 Define vector types for tm_region_p.
1382 (tm_region_init): Replace region_worklist to a vector called
1385 2012-03-06 Richard Guenther <rguenther@suse.de>
1387 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
1388 MEM_REF with constant pointer operand.
1390 2012-03-06 Richard Guenther <rguenther@suse.de>
1393 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1395 2012-03-06 Tristan Gingold <gingold@adacore.com>
1397 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
1398 (external_model_kind): Improve documentation.
1399 (vms_pragma_extern_model): Handle relaxed_redef.
1400 (vms_c_register_pragma): Allow expansion for nomember_alignment.
1402 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
1404 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
1405 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
1406 Some more notes on EIND usage and reorder EIND subsection.
1408 2012-03-06 Tristan Gingold <gingold@adacore.com>
1410 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
1411 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
1413 2012-03-06 Tristan Gingold <gingold@adacore.com>
1415 * config/vms/t-vmsnative (version): Define.
1416 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
1418 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1420 PR rtl-optimization/52250
1421 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1422 to put note list into. Unconditionally call move_bb_info.
1423 (move_bb_info): Do not assert the blocks being in the same region,
1424 just drop the note list if they are not.
1426 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1429 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
1430 and use unified expansion logic.
1431 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
1432 closer to the existing movt insn.
1433 (negc): Rename insn to *negc. Add new expander.
1434 (movnegt): Use xor pattern for T bit negation. Reserve helper
1435 constant for negc pattern.
1436 (*movnegt): New insn and splitter.
1438 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1440 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
1443 2012-03-05 Richard Henderson <rth@redhat.com>
1445 * genemit.c (main): Include "target.h" in insn-emit.c.
1446 * Makefile.in (insn-emit.o): Depend on TARGET_H.
1447 * config/sh/sync.md (atomic_test_and_set): Reference
1448 targetm.atomic_test_and_set_trueval instead of
1449 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
1451 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
1453 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1456 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
1458 * langhooks.c (add_builtin_type): New function.
1459 * langhooks.h (add_builtin_type): Export it.
1460 * config/mep/mep.c (mep_init_builtins): Use it.
1461 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
1463 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1466 * tree.h (BLOCK_SAME_RANGE): Define.
1467 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
1468 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
1469 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
1470 isn't equal to supercontext fragment's fragment chain.
1471 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
1473 (blocks_nreverse_all): Likewise.
1474 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
1475 BLOCK_SUPERCONTEXT to supercontext fragment instead of
1476 supercontext fragment's fragment origin.
1477 * dwarf2out.c (add_high_low_attributes): If stmt has the same
1478 range as its parent (or parents thereof etc.), use the parent's
1479 DW_AT_ranges value instead of creating a new .debug_ranges range.
1481 2012-03-05 Richard Henderson <rth@redhat.com>
1484 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1485 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1486 BIGGEST_ALIGNMENT is aligned.
1488 2012-03-05 Richard Henderson <rth@redhat.com>
1490 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
1491 * config/sh/sh.c: ... here.
1493 2012-03-05 Richard Henderson <rth@redhat.com>
1496 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1497 instead of calling negqi2 directly.
1499 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
1502 * trans-mem.c (tm_region_init): Use last_basic_block.
1504 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1506 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1507 * config/sh/sync.md (atomic_test_and_set): New expander.
1508 (tasb, atomic_test_and_set_soft): New insns.
1509 * config/sh/sh.opt (menable-tas): New option.
1510 * doc/invoke.texi (SH Options): Document it.
1512 2012-03-05 Richard Guenther <rguenther@suse.de>
1514 * cfgloop.c (verify_loop_structure): Verify dominators before
1516 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
1517 dominators from here.
1518 * graphite-scop-detection.c (create_sese_edges): Likewise.
1519 * loop-doloop.c (doloop_optimize_loops): Likewise.
1520 * loop-init.c (loop_optimizer_init): Likewise.
1521 * loop-unroll.c (unroll_and_peel_loops): Likewise.
1522 * loop-unswitch.c (unswitch_loops): Likewise.
1523 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
1524 * tree-parloops.c (parallelize_loops): Likewise. Verify
1525 only when checking is enabled.
1526 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
1528 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1530 * genautomata.c (parse_automata_opt): New static function.
1531 (initiate_automaton_gen): Remove all option handling code. Remove
1532 argc argument. All callers changed.
1533 (main): Call init_rtx_reader_args_cb with the new function as argument.
1535 2012-03-05 Richard Guenther <rguenther@suse.de>
1537 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
1538 * tree-if-conv.c (combine_blocks): Free post-dominator info
1540 * tree-parloops.c (create_parallel_loop): Free and re-compute
1541 dominator info after breaking it.
1543 2012-03-05 Richard Guenther <rguenther@suse.de>
1546 * optabs.h (trapv_unoptab_p): New function.
1547 (trapv_binoptab_p): Likewise.
1548 * optabs.c (expand_binop): Use emit_libcall_block_1 with
1549 a proper equiv_may_trap argument.
1550 (expand_unop): Likewise.
1551 (emit_libcall_block_1): Take extra argument whether the
1552 instruction may trap. Renamed from ...
1553 (emit_libcall_block): ... this. New wrapper.
1555 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1557 PR tree-optimization/51721
1558 * tree-vrp.c (register_edge_assert_for_2): If comparing
1559 lhs of right shift by constant with an integer constant,
1560 add ASSERT_EXPRs for the rhs1 of the right shift.
1562 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
1564 2012-03-05 Richard Guenther <rguenther@suse.de>
1566 * tree.c (integer_zerop): Handle VECTOR_CSTs.
1567 (integer_onep): Likewise.
1568 (integer_all_onesp): Likewise.
1570 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
1572 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1574 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1576 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
1577 instead of TARGET_64BIT.
1579 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1581 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
1584 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1586 * config/i386/i386.c (ix86_print_operand_address): Only handle
1587 zero-extended DImode addresses.
1589 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1591 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
1592 taken and cputaken as bool.
1594 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1596 * config/i386/constraints.md (Ya): New internal constraint.
1597 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
1598 (*zero_extendsidi2_rex64): Add x,x alternative.
1599 (*zero_extendsidi2): Ditto. Add o,0 alternative.
1600 Remove flags reg clobber. Adjust corresponding splits.
1601 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
1602 zero_extendqisi2 expanders using SWI12 mode iterator.
1603 (zero_extend<mode>si2_and): Macroize insn from
1604 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
1606 (*zero_extend<mode>si2): Macroize insn from
1607 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
1608 (*zero_extend*2_movzbl_and): Remove insn patterns.
1609 (zero_extendqihi2_and): Merge corresponding splitter.
1610 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
1611 (*zero_extend*2_movzbl_and): Remove insn patterns.
1612 (*anddi_1): Split TYPE_IMOVX instructions.
1613 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
1615 (and->zext splitter): Add splitter pattern.
1616 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
1618 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
1620 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
1622 (Debugging Options): Likewise.
1623 (Optimize Options): Likewise.
1624 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
1625 with other architectures. Use official processor names with correct
1626 spelling/capitalization. Fix formatting and grammar issues.
1627 (i386 and x86-64 Windows Options): Similar cleanup here.
1629 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1631 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1633 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1635 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1636 DBX_REGISTER_NUMBER.
1638 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1640 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1641 operand is CONST_INT. Take COSTS_N_INSNS into account.
1642 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
1645 2012-03-02 Richard Henderson <rth@redhat.com>
1647 * optabs.c (expand_atomic_test_and_set): Honor
1648 atomic_test_and_set_trueval even when atomic_test_and_set
1649 optab is not in use.
1651 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1655 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1656 GENERAL_REGS and FP_REGS for SImode.
1658 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1661 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
1662 (absdi2): New expander.
1663 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
1665 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1667 * config/sh/sync.md (atomic_exchange<mode>): New expander.
1668 (atomic_exchange<mode>_soft): New insn.
1670 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1672 * config/sh/sync.md: Update copyright notice dates.
1673 (atomic_compare_and_swap<mode>): Use SImode for return value instead
1675 (atomic_compare_and_swap<mode>_soft): Likewise.
1677 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1680 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
1681 * config/sh/sh.c: Update copyright notice dates.
1682 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
1683 alignment for TARGET_HARD_SH4.
1684 (sh_option_override): Reduce default function alignment. Set
1685 loop alignment to 4 bytes when not optimizing for size.
1687 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
1690 * doc/invoke.texi (floop-flatten): Remove.
1691 * toplev.c (process_options): Remove references to flag_loop_flatten.
1692 * tree-ssa-loop.c (gate_graphite_transform): Same.
1693 * common.opt (floop-flatten): Obsolete.
1694 * graphite-poly.c (apply_poly_transforms): Remove reference to
1696 * Makefile.in (graphite-flattening.o): Remove.
1697 * graphite-flattening.c: Remove.
1699 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1701 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1702 having mode compatible with the mode of previous compare. Substitute
1703 compare mode of previous compare with the mode, compatible
1704 with eliminated and previous compare.
1706 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1708 * config/rs6000/dfp.md (floatdidd2): New define_insn.
1710 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1712 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
1713 compatible with CCGOCmode and CCGCmode.
1715 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1717 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1719 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1721 * config/arm/arm.c (arm_sat_operator_match): New function.
1722 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
1723 * config/arm/arm.md ("insn" attribute): Add "sat" value.
1724 ("SAT", "SATrev"): New code iterators.
1725 ("SATlo", "SAThi"): New code iterator attributes.
1726 ("*satsi_<SAT:code>"): New pattern.
1727 ("*satsi_<SAT:code>_shift"): Likewise.
1728 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
1729 and "shift" attributes.
1730 ("arm_usatsihi"): Add "insn" attribute.
1731 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
1732 by powers of two. Do not allow shift by 32.
1734 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
1738 to pass the argument in the register of "natural" mode.
1740 2012-03-02 Richard Guenther <rguenther@suse.de>
1742 PR tree-optimization/52406
1743 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1744 (struct indices): Add unconstrained_base member.
1745 (struct dr_alias): Remove unused vops member.
1746 (DR_UNCONSTRAINED_BASE): New define.
1747 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1748 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1749 be an artificial access that covers the whole indexed object,
1750 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1751 plain decl base-objects to their MEM_REF variant.
1752 (dr_may_alias_p): When the base-object of either data reference
1753 has unknown size use only points-to information.
1754 (compute_affine_dependence): Make dumps easier to read and
1756 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1757 DR_REF when looking for packed references.
1758 (vect_supportable_dr_alignment): Likewise.
1760 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
1762 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
1763 Improve conditions for peepholes of loads followed by commutative
1765 * config/arm/ldmstm.md: Regenerated.
1767 2012-03-02 Richard Guenther <rguenther@suse.de>
1769 * BASE-VER: Set to 4.8.0.
1771 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1773 * config.gcc (obsolete): Add all ARM targets using the FPA.
1774 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1775 * doc/install.texi: Avoid references to obsolete ARM ports.
1777 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1779 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1781 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1782 Joern Rennecke <joern.rennecke@embecosm.com>
1784 * doc/extend.texi: Expand and update information on interrupt
1785 attribute for Epiphany.
1787 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1789 * config/sh/sh-protos.h: Update copyright notice dates.
1790 * config/sh/sh.h: Likewise.
1791 * config/sh/sh.md: Likewise.
1792 * config/sh/constraints.md: Likewise.
1793 * config/sh/predicates.md: Likewise.
1795 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1797 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1798 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1800 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1802 * config/sh/constraints.md: Fix comment typo.
1804 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1807 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1808 unsigned HOST_WIDE_INT.
1809 (zvdep_imm64): Likewise.
1810 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1811 (vdepi_and): Likewise.
1812 Likewise for unamed 64-bit patterns.
1813 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1815 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1818 PR rtl-optimization/52417
1819 * cselib.c (cselib_any_perm_equivs): New variable.
1820 (cselib_reset_table): Check that it's not set when not
1821 preserving constants.
1822 (cselib_add_permanent_equiv): Set it.
1823 (cselib_have_permanent_equivalences): New.
1824 (cselib_init, cselib_finish): Reset it.
1825 * cselib.h (cselib_have_permanent_equivalences): Declare.
1826 * alias.c (get_addr): Restore earlier behavior when there
1827 aren't permanent equivalences.
1829 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1831 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1832 * config/v850/v850-modes.def: Fix copyright notice.
1834 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1836 * doc/extend.texi (AVR Built-in Functions): Document
1837 __builtin_avr_flash_segment.
1839 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1840 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1841 (*split.flash_segment): New insn-and-split.
1842 * config/avr/avr.c (avr_init_builtins): Add local variables:
1843 const_memx_void_node, const_memx_ptr_type_node,
1844 char_ftype_const_memx_ptr.
1846 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1848 PR tree-optimization/52445
1849 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1850 add ssa_name_ver, offset and size fields and change store field
1852 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1853 (add_or_mark_expr): Likewise. Only consider previous stores
1854 with the same size and offset.
1855 (nt_init_block): Only look at gimple_assign_single_p stmts,
1856 doesn't look at rhs2.
1858 2012-03-01 Richard Guenther <rguenther@suse.de>
1861 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1862 conversions from integral types to pointer types.
1864 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1866 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1867 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1868 unintentionally removed in r184616.
1870 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1872 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1875 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1876 Uros Bizjak <ubizjak@gmail.com>
1879 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1880 alternatives, add "e" constraint to the new last alternative
1881 and ! to last 3 alternatives.
1883 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1885 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1886 DW_AT_artificial attributes at the end of the processing.
1887 (gen_array_type_die): Likewise.
1888 (gen_enumeration_type_die): Likewise.
1889 (gen_struct_or_union_type_die): Likewise.
1890 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1893 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1896 * expr.c (expand_assignment): If doing misaligned store that doesn't
1897 cover all mode bits, perform a RMW cycle.
1899 PR tree-optimization/52429
1900 * tree-parloops.c (separate_decls_in_region_debug): Return early
1901 if var is LABEL_DECL.
1903 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1905 PR tree-optimization/52424
1906 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1907 calling dom_thread_across_edge.
1909 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1911 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1913 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1915 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1916 * config/avr/avr.c (avr_output_bld): Remove unused function.
1917 (avr_out_sbxx_branch): Use "%T" to print bit position.
1919 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1921 * config/avr/avr.md: Untabify.
1923 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1925 * config/avr/avr.md (eqne): New code iterator.
1926 (*dec-and-branchsi): Use it in text peephole's condition.
1927 (*dec-and-branchhi): Ditto.
1928 (*dec-and-branchqi): Ditto.
1930 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1933 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1934 the device does not have the skip-bug.
1936 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1938 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1939 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1940 -mpretend-cmove): New.
1942 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1945 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1946 doesn't count DEBUG_INSN refs.
1947 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1948 for DEBUG_INSN refs.
1950 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1954 2012-02-20 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/52298
1956 * tree-vect-stmts.c (vectorizable_load): Properly use
1957 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1960 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1963 * gimple.h (gimple_in_transaction): New.
1964 (gimple_set_in_transaction): New.
1965 (struct gimple_statement_base): Add in_transaction field.
1966 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1968 (tree_ssa_lim_initialize): Compute transaction bits.
1969 * tree.h (compute_transaction_bits): Protoize.
1970 * trans-mem.c (tm_region_init): Use the heap to store BB
1972 (compute_transaction_bits): New.
1974 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1976 * gcc.c (display_help): Document --help=common and sort entries
1979 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1981 * doc/install.texi: Document check-$LANG specific shortcuts
1983 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1986 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1988 * config/arm/arm_neon.h: Regenerate.
1989 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1990 (neon_vcgeu): New insn.
1991 (neon_vcgtu): Likewise.
1992 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1993 (ops): Unsigned comparison intrinsics call a different builtin.
1995 2012-02-28 Richard Guenther <rguenther@suse.de>
1998 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1999 ordering for the VEC_CONCAT for two element vectors for
2000 V2SFmode, V2SImode and V2DImode.
2002 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2005 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2006 detecting big-endian triplets.
2008 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2010 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2011 mode if there is no type information available.
2013 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2015 PR tree-optimization/53207
2016 * doc/invoke.texi: Document as experimental and relying on graphite.
2018 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2020 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2021 of initializer to changes from r184614.
2023 2012-02-28 Richard Guenther <rguenther@suse.de>
2025 PR tree-optimization/52395
2026 * tree-sra.c (build_ref_for_offset): Also look at the base
2027 TYPE_ALIGN when figuring out the alignment of the replacement.
2029 2012-02-28 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/52402
2032 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2033 mis-aligned types when creating the accesses at the call site.
2035 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2037 * config/avr/builtins.def: New file.
2038 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2039 * config/avr/avr.c (enum avr_builtin_id): Use it.
2040 (avr_init_builtins): Use it. And use avr_bdesc.
2041 (bdesc_1arg): Remove.
2042 (bdesc_2arg): Remove.
2043 (bdesc_3arg): Remove.
2044 (struct avr_builtin_description): Add field n_args.
2045 (avr_bdesc): New static variable using builtins.def.
2046 (avr_expand_builtin): Use it.
2047 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2048 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2049 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2051 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2054 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2055 match only one single hard register with respective hard reg rtx.
2056 (movmemx_<mode>): Ditto.
2057 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2058 insn anatomy of movmem[x]_<mode>.
2059 (avr_out_movmem): Same for printing assembler and operand usage.
2061 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2065 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2066 address spaces located outside of device flash.
2068 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2069 (mcu_type_s): Add field n_flash.
2070 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2071 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2072 (AVR_MCU): Add N_FLASH argument.
2073 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2074 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2075 macro __FLASH<n> if that address space makes sense for the device.
2076 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2077 outside of target flash.
2078 (avr_asm_named_section): Ditto.
2079 (avr_asm_select_section): Ditto.
2080 (avr_addr_space_convert): Ditto.
2081 (avr_emit_movmemhi): Ditto.
2082 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2083 address space is outside of device flash.
2084 (avr_insert_attributes): Ditto.
2085 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2086 avr_current_arch->n_segments.
2088 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2091 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
2092 (*movabs<mode>_2): Likewise.
2094 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2097 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2098 s_register_operand in the test instead of REG_P. Don't call
2099 gen_reg_rtx if it won't be used.
2101 PR tree-optimization/52376
2102 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2104 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2106 * ifcvt.c (noce_get_condition): Check condition variable is not
2107 small_register_classes_for_mode_p before accepting.
2109 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2111 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2113 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2116 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2117 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2119 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2121 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2123 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2125 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2127 * config/sh/predicates.md: Remove blank lines.
2128 * config/sh/sh.c: Fix typos in comments.
2129 * config/sh/constraints.md: Likewise.
2130 * config/sh/sh.md: Remove blank lines.
2131 Fix typos in comments. Use ;; as comment characters.
2133 2012-02-26 Walter Lee <walt@tilera.com>
2135 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2136 (replace_mov_pcrel_step2): Ditto.
2138 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2141 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2142 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2143 and locs that reference values newer than the non-canonical value
2144 at hand. Return the canonical value as a worst case.
2145 (memrefs_conflict_p): Walk canonical value's locs.
2148 * cselib.c (preserve_only_constants): Rename to...
2149 (preserve_constants_and_equivs): ... this. Split out...
2150 (invariant_or_equiv_p): ... this. Preserve plus expressions
2151 of other preserved expressions too.
2152 (cselib_reset_table): Adjust.
2153 * var-tracking.c (reverse_op): Use canonical value to build
2156 2012-02-23 Kai Tietz <ktietz@redhat.com>
2158 * config/i386/i386.c (ix86_delegitimize_address): Handle
2159 UNSPEC_PCREL plus displacement.
2161 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2164 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2165 to test for unusedness in st X addressing.
2167 2012-02-24 Richard Guenther <rguenther@suse.de>
2170 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2171 (is_gimple_reg_type): Move inline ...
2172 * gimple.h (is_gimple_reg_type): ... here.
2174 2012-02-24 Richard Guenther <rguenther@suse.de>
2177 * passes.c (execute_function_todo): When verifying SSA form
2178 verify gimple form first.
2179 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2181 2012-02-24 Richard Guenther <rguenther@suse.de>
2184 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2185 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2187 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2189 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2191 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2193 * tree-phinodes.c (make_phi_node): Mark static.
2194 * tree-flow.h (make_phi_node): Remove extern decl.
2195 * doc/gimple.texi (make_phi_node): Remove documentation.
2197 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2199 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2200 * tree-ssa-sccvn.c (print_scc): Ditto.
2202 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2204 * doc/passes.texi (Full redundancy elimination): Fix typo.
2206 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2208 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2210 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2213 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2215 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2218 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2220 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2222 * config/avr/avr.md (code_stdname): Add ior, xor.
2223 (xior): New code iterator.
2224 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2225 (*<code_stdname><mode>qi.byte1-3): Ditto.
2227 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2229 PR tree-optimization/52019
2230 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2233 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2235 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2236 HAVE_INITFINI_ARRAY to work around namespace pollution in
2237 certain versions of newlib system headers.
2238 * config.in: Regenerate.
2239 * configure: Regenerate.
2240 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2241 instead of HAVE_INITFINI_ARRAY.
2243 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2246 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2247 is not offsettable memory reference.
2249 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2252 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2253 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2255 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2257 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2258 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2260 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2262 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2263 library on Solaris 8 even without TLS support.
2264 * configure: Regenerate.
2266 2012-02-22 Richard Guenther <rguenther@suse.de>
2269 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2270 for GIMPLE_DEBUG stmts.
2272 2012-02-22 Martin Jambor <mjambor@suse.cz>
2275 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2276 according to the base object.
2278 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2280 PR rtl-optimization/50063
2281 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2282 and 2 (8-bit SP) in operand 2.
2283 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2284 setup to use movhi_sp_r instead of vanilla move to write SP.
2285 Adjust REG_CFA notes to superseed unspec.
2286 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2288 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2289 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2290 irq_state 1 (IRQ known to be on) here.
2292 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2294 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2296 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2297 assign_hard_reg): Likewise.
2299 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2301 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2303 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2306 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2307 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2309 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2311 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2312 prototype from here to...
2313 * config/avr/avr.h: ...here.
2315 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2318 * thumb2.md (thumb2_shiftsi3_short): Split register and
2319 immediate shifts. For register shifts tie operands 0 and 1.
2320 (peephole2 for above): Check that register-controlled shifts
2321 have suitably tied operands.
2323 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2326 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2327 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2328 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2329 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2330 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2331 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2332 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2333 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2334 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2335 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2336 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2337 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2338 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2339 bdver1_ssevector_avx256_unaligned_load,
2340 bdver1_ssevector_sse128_unaligned_load,
2341 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2342 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2343 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2344 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2345 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2346 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2347 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2348 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2349 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2350 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2351 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2352 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2353 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2354 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2355 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2356 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2357 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2358 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2359 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2360 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2361 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2362 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2363 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2364 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2365 bdver1_ssediv_double_load, bdver1_ssediv_double,
2366 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2367 Add "bdver2" attribute.
2369 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2371 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2372 default if possible and not specified otherwise.
2374 2012-02-21 Richard Guenther <rguenther@suse.de>
2377 * gimplify.c (create_tmp_from_val): Use the main variant type
2378 for the type of the temporary we create.
2380 2012-02-21 Richard Guenther <rguenther@suse.de>
2382 PR tree-optimization/52324
2383 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2384 do not gimplify a MEM_REF address operand if it is already
2387 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2389 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2390 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2392 2012-02-21 Richard Guenther <rguenther@suse.de>
2394 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2395 nested_in_vect_loop.
2397 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2399 PR tree-optimization/52318
2400 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2401 vdef also to non-pure/const call stmts in the sequence.
2403 2012-02-21 Tristan Gingold <gingold@adacore.com>
2405 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
2407 2012-02-20 David S. Miller <davem@davemloft.net>
2409 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2410 don't use the "rd %pc" instruction on v9 for PIC register loads.
2412 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2415 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2416 in a transaction safe function.
2418 2012-02-20 Kai Tietz <ktietz@redhat.com>
2421 * stor-layout.c (place_field): Handle desired_align for
2424 2012-02-20 Richard Guenther <rguenther@suse.de>
2426 PR tree-optimization/52298
2427 * tree-vect-stmts.c (vectorizable_store): Properly use
2428 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2430 (vectorizable_load): Likewise.
2431 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2432 Access DR_STEP after ensuring it is not NULL.
2434 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2436 PR tree-optimization/52286
2437 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2438 optimization use double_int_to_tree instead of build_int_cst_wide,
2439 rewrite to use double_int vars.
2441 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2444 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2446 Remove -e 0 from $gcc_cv_ld invocation.
2447 Only use __GLIBC_PREREQ if defined.
2448 Enable on Solaris since Solaris 8 patch.
2449 (gcc_SUN_LD_VERSION): New macro.
2450 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2451 gcc_SUN_LD_VERSION for version number format.
2452 * configure: Regenerate.
2453 * varasm.c (get_elf_initfini_array_priority_section): Set
2454 SECTION_NOTYPE for non-default priority.
2455 Use get_section instead of get_unnamed_section to emit
2456 .init_array/.fini_array with default priority.
2458 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2460 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2461 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2462 (mips_start_unique_function, mips_output_mips16_rdhwr)
2463 (mips_code_end): New functions.
2464 (TARGET_ASM_CODE_END): Define.
2466 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2468 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2469 to stubs with non-sibling calls.
2471 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2473 * doc/invoke.texi (-fira-* options): Copy-edit.
2474 (ira-* parameters): Copy-edit.
2476 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2478 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2479 GCC coding conventions.
2481 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2483 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2484 when used as adjectives.
2486 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2488 * doc/invoke.texi: Clean up "that"/"which" confusion.
2490 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2492 * system.h: Poison SMALL_REGISTER_CLASSES
2493 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2494 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2496 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2498 PR tree-optimization/52285
2499 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2500 when deciding if a call is a tail call or tail recursion.
2502 2012-02-16 Kai Tietz <ktietz@redhat.com>
2504 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2505 interger-constant displacement for UNSPEC_PCREL.
2507 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2509 PR rtl-optimization/52208
2510 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2511 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2513 PR tree-optimization/52255
2514 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2515 loop->header has virtual PHI, but exit_e->dest doesn't, add
2516 virtual PHI to exit_e->dest and adjust all uses after the loop.
2519 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2520 children with clone_tree_hash, not after it.
2522 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2524 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2525 extended identifiers.
2527 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2530 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2531 a same_body_alias, also test whether e->callee isn't a former
2532 or current clone of the decl this is a same body alias of.
2534 PR translation/52264
2535 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2537 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2539 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2541 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2544 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2545 force_reg instead of copy_to_reg for better optimization. Force
2546 non-register or memory operands into a register.
2548 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2550 * extend.texi: Reserve upper bits of memory model for future use.
2552 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2553 Anatoly Sokolov <aesok@post.ru>
2554 Eric Weddington <eric.weddington@atmel.com>
2557 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2558 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2559 Rewrite initializers for .macro.
2560 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2561 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2562 atxmega32d4, atxmega32x1.
2563 avrxmega4: atxmega64a3, atxmega64d3.
2564 avrxmega5: atxmega64a1, atxmega64a1u.
2565 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2566 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2567 avrxmega7: atxmega128a1, atxmega128a1u.
2568 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2569 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2570 (struct base_arch_s): Rename reserved to xmega_p.
2571 Rename reserved2 to have_rampd.
2572 (AVR_XMEGA): New define.
2573 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2574 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2575 * config/avr/predicates.md (io_address_operand): Take into
2577 (low_io_address_operand): Ditto.
2578 (high_io_address_operand): Ditto.
2579 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2580 (enabled, movhi_sp_r): Use them.
2581 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2582 cpp_define_formatted to built-in define __AVR_ARCH__.
2583 (__AVR_XMEGA__): New built-in define.
2584 (__AVR_HAVE_RAMPD__): New built-in define.
2585 (__AVR_HAVE_RAMPX__): New built-in define.
2586 (__AVR_HAVE_RAMPY__): New built-in define.
2587 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2589 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2590 (avr_option_override): Initialize them.
2591 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2592 (avr_init_expanders): Initialize them. No more block several calls.
2593 (emit_push_sfr): New static function.
2594 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2596 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2597 (avr_print_operand): Print addreeses as symbols for
2598 RAMPX, RAMPY, RAMPD, CCP.
2599 (output_movhi): Handle AVR_XMEGA when writing to SP.
2600 (avr_out_movhi_mr_r_xmega): New static function.
2601 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2602 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2603 __RAMPD__, __CCP__ as needed.
2605 * config/avr/multilib.h: Regenerate.
2606 * config/avr/t-multilib: Regenerate.
2607 * config/avr/avr-tables.opt: Regenerate.
2609 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2611 PR tree-optimization/50561
2612 * graphite-flattening.c (lst_project_loop): Do not
2613 remove old scattering dimensions after flattening.
2614 (lst_do_flatten): Likewise.
2616 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2618 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2619 __builtin_avr_map8, __builtin_avr_map16.
2620 Document __builtin_avr_insert_bits.
2622 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2623 (insert_bits): New insn.
2624 (adjust_len.map_bits): Rename to insert_bits.
2625 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2626 * avr-protos.h (avr_out_map_bits): Remove.
2627 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2628 * config/avr/constraints.md (Cxf,C0f): New.
2629 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2630 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2631 New built-in define __BUILTIN_AVR_INSERT_BITS.
2632 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2633 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2634 (avr_move_bits): Rewrite.
2635 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2637 (avr_map_op_t): New typedef.
2638 (avr_map_op): New static variable.
2639 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2640 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2641 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2642 (bdesc_3arg, avr_expand_triop_builtin): New.
2643 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2644 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2645 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2646 (avr_map_equal_p, avr_map_sig_p): Remove.
2647 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2648 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2649 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2650 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2651 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2652 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2654 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2656 * config/c6x/c6x.md (reserve_cycles): New attribute.
2657 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2658 don't reserve functional units after the branch occurs.
2660 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2663 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2664 functions into non-tm_pure functions.
2666 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2669 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2670 (iterative_hash_canonical_type): Likewise.
2671 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2674 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2676 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2677 sched-group insn, it either remains alone or the entire list is pruned.
2679 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2681 * doc/install.texi (Prerequisites): Fix grammar.
2682 (Configuration): Likewise.
2684 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2686 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2687 MPC as part of GCC before describing configuring with --with-gmp etc.
2688 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2689 sources are present.
2691 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2694 * dwarf2out.c (clone_tree_hash): New function.
2695 (copy_decls_walk): Use it instead of clone_tree.
2697 2012-02-14 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/52244
2700 PR tree-optimization/51528
2701 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2702 replacements for integral types.
2704 2012-02-14 Walter Lee <walt@tilera.com>
2706 * config.gcc: Handle tilegx and tilepro.
2707 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2709 Add HAVE_AS_TLS check for tilegx and tilepro.
2710 * configure: Regenerate.
2711 * doc/contrib.texi: Add Mat Hostetter and self.
2712 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2713 Document instruction intrinsics and network accessing intrinsics.
2714 (TILEPro Built-in Functions): New node. Document instruction
2715 intrinsics and network accessing intrinsics.
2716 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2717 (Specific, tilepro-*-linux*): Likewise.
2718 * doc/invoke.texi (TILE-Gx Options): New section.
2719 (TILEPro Options): New section.
2720 * doc/md.texi (TILE-Gx): New section.
2721 (TILEPro): New section.
2722 * common/config/tilegx/tilegx-common.c: New file.
2723 * common/config/tilepro/tilepro-common.c: New file.
2724 * config/tilegx/constraints.md: New file.
2725 * config/tilegx/linux.h: New file.
2726 * config/tilegx/mul-tables.c: New file.
2727 * config/tilegx/predicates.md: New file.
2728 * config/tilegx/sync.md: New file.
2729 * config/tilegx/t-tilegx: New file.
2730 * config/tilegx/tilegx-builtins.h: New file.
2731 * config/tilegx/tilegx-c.c: New file.
2732 * config/tilegx/tilegx-generic.md: New file.
2733 * config/tilegx/tilegx-modes.def: New file.
2734 * config/tilegx/tilegx-multiply.h: New file.
2735 * config/tilegx/tilegx-protos.h: New file.
2736 * config/tilegx/tilegx.c: New file.
2737 * config/tilegx/tilegx.h: New file.
2738 * config/tilegx/tilegx.md: New file.
2739 * config/tilegx/tilegx.opt: New file.
2740 * config/tilepro/constraints.md: New file.
2741 * config/tilepro/gen-mul-tables.cc: New file.
2742 * config/tilepro/linux.h: New file.
2743 * config/tilepro/mul-tables.c: New file.
2744 * config/tilepro/predicates.md: New file.
2745 * config/tilepro/t-tilepro: New file.
2746 * config/tilepro/tilepro-builtins.h: New file.
2747 * config/tilepro/tilepro-c.c: New file.
2748 * config/tilepro/tilepro-generic.md: New file.
2749 * config/tilepro/tilepro-modes.def: New file.
2750 * config/tilepro/tilepro-multiply.h: New file.
2751 * config/tilepro/tilepro-protos.h: New file.
2752 * config/tilepro/tilepro.c: New file.
2753 * config/tilepro/tilepro.h: New file.
2754 * config/tilepro/tilepro.md: New file.
2755 * config/tilepro/tilepro.opt: New file.
2757 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2759 PR tree-optimization/52210
2760 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2761 vect_model_simple_cost with two entry vect_def_type array instead
2762 of an address of dt.
2764 2012-02-14 Richard Guenther <rguenther@suse.de>
2767 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2768 Do not stream DECL_QUALIFIER.
2769 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2770 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2771 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2773 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2776 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2779 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2782 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2783 * cselib.c (cselib_subst_to_values_from_insn): New function.
2784 * sched-deps.c (add_insn_mem_dependence,
2785 sched_analyze_1, sched_analyze_2): Use it.
2787 2012-02-13 Jan Hubicka <jh@suse.cz>
2790 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2792 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2794 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2795 (GTM_SELF_SPECS): Define if not already defined.
2796 (driver_self_specs): Add GTM_SELF_SPECS.
2797 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2798 (GTM_SELF_SPECS): Define.
2799 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2800 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2802 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2804 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2807 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2810 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2811 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2813 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2816 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2818 2012-02-13 Richard Guenther <rguenther@suse.de>
2820 PR translation/52211
2821 * passes.c (enable_disable_pass): Fix typo.
2823 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2826 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2827 XOR for reduce_bit_field if type is unsigned.
2829 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2831 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2832 disallow changes from SFmode to mode with different size in FP regs.
2834 2012-02-12 Robert Millan <rmh@gnu.org>
2835 Gerald Pfeifer <gerald@pfeifer.com>
2837 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2840 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2842 PR rtl-optimization/52175
2843 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2844 to frame-related instructions.
2846 2012-02-10 Jason Merrill <jason@redhat.com>
2849 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2850 (demangle_new_symbols): Fill it.
2851 (scan_linker_output): Walk it.
2852 (start_tweaking): Split out from scan_linker_output.
2853 (maybe_tweak): Update sym->chosen.
2854 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2856 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2859 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2861 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2863 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2864 having the same mode as previous compare.
2866 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2868 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2869 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2870 (nonlocal_goto_internal): Likewise.
2871 (nonlocal_goto): Emit a use and an indirect jump directly.
2873 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2876 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2877 __atomic_{is,always}_lock_free.
2879 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2882 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2883 negative constant address for TARGET_X32.
2885 2012-02-10 Richard Henderson <rth@redhat.com>
2887 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2888 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2889 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2891 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2892 Ira Rosen <irar@il.ibm.com>
2894 PR tree-optimization/50031
2895 * targhooks.c (default_builtin_vectorization_cost): Handle
2897 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2898 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2899 all types of reduction and pattern statements.
2900 (vect_estimate_min_profitable_iters): Likewise.
2901 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2902 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2903 for explicit realigns.
2904 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2905 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2907 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2908 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2909 vec_perm for VSX and handle vec_promote_demote.
2911 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2914 * builtins.c (fold_builtin_atomic_always_lock_free,
2915 expand_builtin_atomic_always_lock_free,
2916 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2917 Return and/or test boolean_true_node/boolean_false_node instead of
2918 integer_one_node/integer_zero_node.
2920 2012-02-10 Jan Hubicka <jh@suse.cz>
2923 * predict.c (predict_paths_for_bb): Prevent looping.
2924 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2926 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2928 * config/arm/arm.c (output_move_double): In one case properly
2929 count number of instructions that will be emitted.
2931 2012-02-10 Richard Guenther <rguenther@suse.de>
2933 PR translation/52193
2934 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2936 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2939 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2941 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2944 * var-tracking.c (emit_note_insn_var_location): If
2945 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2946 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2947 non-NOTE_DURING_CALL_P insn.
2949 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2952 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2954 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2957 * gcc.c (switch_matches) Support switches with separated form,
2960 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2962 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2964 (RAMPZ_ADDR): Ditto.
2965 * config/avr/avr.c (avr_addr_t): New typedef.
2966 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2967 (avr_init_expanders): Initialize it.
2968 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2970 (expand_epilogue): Ditto.
2971 (avr_print_operand): Ditto.
2972 (avr_file_start): Ditto.
2973 (avr_emit_movmemhi): Ditto.
2975 2012-02-08 Richard Guenther <rguenther@suse.de>
2977 PR tree-optimization/46886
2978 * tree-flow.h (do_while_loop_p): Declare.
2979 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2980 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2982 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2984 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2985 always succeed for integers larger than a native word.
2987 2012-02-08 Richard Guenther <rguenther@suse.de>
2989 PR rtl-optimization/52170
2990 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2991 properly handle integer vector modes.
2993 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2995 PR gcov-profile/52150
2996 * coverage.c: Include target.h.
2997 (build_var): Call targetm.strip_name_encoding on the assembler name.
2998 Change one _ into . or $ if the target allows it.
2999 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3001 PR rtl-optimization/52139
3002 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3003 is a BARRIER after emit_insn_after_noloc, move BB_END
3004 to the last non-BARRIER insn before it.
3006 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3009 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3010 (mips_gimplify_va_arg_expr): Call it instead of
3011 std_gimplify_va_arg_expr.
3013 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3015 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3016 message for -mno-pointers-to-nested-function.
3018 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3021 * expr.c (get_inner_reference): If there is an offset, add a negative
3022 bit position to it (if any).
3024 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3026 PR rtl-optimization/52060
3027 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3028 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3029 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3030 and/or i0src_copy2 when needed.
3032 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3034 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3035 or LTOPLUGINSONAME if have_c.
3037 * config/freebsd-spec.h: Add comment about what macros can be defined
3039 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3040 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3043 2012-02-07 Richard Guenther <rguenther@suse.de>
3045 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3046 newline in -alias dumps.
3048 2012-02-07 Kai Tietz <ktietz@redhat.com>
3049 Dave Korn <dave.korn.cygwin@gmail.com>
3052 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3053 Take care that typinfo gets dllexport-attribute.
3055 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3058 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3059 if modifier < EXPAND_SUM call force_operand on the result.
3061 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3063 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3064 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3066 (epiphany_function_type): Replace types for specific interrupts with
3067 EPIPHANY_FUNCTION_INTERRUPT.
3068 (EPIPHANY_INTERRUPT_P): Update.
3069 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3070 New static function.
3071 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3072 <disinterrupt>: Affects type identity.
3073 (epiphany_handle_interrupt_attribute): Handle variable number of
3075 (epiphany_compute_function_type): Update for new
3076 epiphany_function_type definition.
3077 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3078 handlers with a longcall forwarder.
3079 (epiphany_start_function): Handle multiple interrupt arguments and/or
3080 forwarder_section attribute.
3082 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3085 2012-02-07 Alan Modra <amodra@gmail.com>
3088 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3091 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3093 PR tree-optimization/50969
3094 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3095 use vec_perm rather than vector_stmt.
3096 (vect_model_load_cost): Likewise.
3097 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3098 vec_perm to be the same as other vector statements.
3099 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3100 cost of vec_perm for TARGET_VSX.
3102 2012-02-06 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/52115
3105 * tree-sra.c (access_has_replacements_p): New function.
3106 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3108 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3111 * trans-mem.c (expand_call_tm): Add an assertion.
3112 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3115 2012-02-06 Richard Guenther <rguenther@suse.de>
3117 PR tree-optimization/50955
3118 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3119 raise cost of expressions that replace an address with an
3120 expression based on a different pointer.
3122 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3125 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3126 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3128 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3131 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3132 -Weffc++ and specify guidelines come from second edition.
3134 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3136 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3137 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3138 (call_direct_split, call_value_split, call_value_internal_direct)
3139 (call_value_direct_split, call_value_multiple_split): Use jal and
3140 jal_macro attributes.
3142 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3144 * reload1.c (reload_regs_reach_end_p): Replace with...
3145 (reload_reg_rtx_reaches_end_p): ...this function.
3146 (new_spill_reg_store): Update commentary.
3147 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3148 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3149 before setting new_spill_reg_store.
3150 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3151 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3152 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3153 for non-spill reload registers.
3155 2012-02-05 Ira Rosen <irar@il.ibm.com>
3157 PR tree-optimization/52091
3158 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3159 (vect_is_simple_use_1): Likewise.
3160 * tree-vect-loop.c (vectorizable_reduction): Update calls
3161 to vect_is_simple_use_1 and vect_is_simple_use.
3162 (vectorizable_live_operation): Likewise.
3163 * tree-vect-patterns.c (widened_name_p,
3164 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3165 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3166 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3167 vectorizable_shift,vectorizable_operation, vectorizable_store,
3168 vectorizable_load): Likewise.
3169 (vect_is_simple_cond): Add an argument, pass it to
3170 vect_is_simple_use_1.
3171 (vectorizable_condition): Update calls to vect_is_simple_cond,
3173 (vect_is_simple_use): Add an argument, the statement in which
3174 OPERAND is used. Check that if OPERAND's def stmt is a double
3175 reduction phi node, the use is a phi node too.
3176 (vect_is_simple_use_1): Add an argument, pass it to
3178 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3179 to vect_is_simple_use.
3181 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3183 PR rtl-optimization/52095
3184 * modulo-sched.c (dump_insn_locator): New function.
3185 (loop_canon_p, sms_schedule): Use it.
3187 PR rtl-optimization/52113
3188 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3189 even for decomposable shift/zext insns.
3191 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3192 Zdenek Dvorak <ook@ucw.cz>
3194 PR rtl-optimization/52092
3195 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3196 on get_iv_value result.
3198 2012-02-02 Andrew Pinski <apinski@cavium.com>
3202 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3204 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3207 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3209 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3211 PR rtl-optimization/49800
3212 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3213 (sched_finish): Call regstat_free_n_sets_and_refs.
3215 2012-02-02 Jia Liu <proljc@gmail.com>
3217 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3220 2012-02-02 Jan Hubicka <jh@suse.cz>
3221 Tom de Vries <tom@codesourcery.com>
3224 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3225 * varpool.c (varpool_analyze_pending_decls): Likewise.
3227 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3228 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3230 * config.gcc: Add cr16-* support.
3232 * doc/extend.texi: Document cr16 extensions.
3233 * doc/install.texi: Document cr16 install.
3234 * doc/invoke.texi: Document cr16 options.
3235 * doc/md.texi: Document cr16 constraints.
3237 * common/config/cr16/cr16-common.c: New file.
3238 * config/cr16/cr16.c: New file.
3239 * config/cr16/cr16.h: New file.
3240 * config/cr16/cr16.md: New file.
3241 * config/cr16/cr16.opt: New file.
3242 * config/cr16/cr16-protos.h: New file.
3243 * config/cr16/predicates.md: New file.
3244 * config/cr16/constraints.md: New file.
3245 * config/cr16/t-cr16: New file.
3247 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3250 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3251 that operands[2] is either immediate, or q_regs_operand.
3253 PR tree-optimization/52073
3254 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3255 a pattern stmt for pattern uses, ignore uses outside of the loop.
3257 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3259 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3260 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3261 (OUT_AS1, OUT_AS2): Remove.
3263 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3265 PR rtl-optimization/51374
3266 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3267 to cross other volatile_refs_p insns.
3269 2012-02-01 Richard Guenther <rguenther@suse.de>
3271 * doc/invoke.texi (fno-inline): Clarify documentation.
3272 (finline-small-functions): Likewise.
3273 (finline-functions): Likewise.
3274 * common.opt (finline): Adjust comment and documentation.
3275 (finline-small-functions): Clarify documentation.
3276 (finline-functions): Likewise.
3277 (finline-functions-called-once): Likewise.
3279 2012-02-01 Tristan Gingold <gingold@adacore.com>
3281 * c-typeck.c (composite_type): Keep mode for pointers.
3283 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3285 * function.h (regno_reg_rtx): Adjust comment.
3286 * reginfo.c (init_reg_modes_target): Only use the previous mode
3287 if it fits within one register. Remove MIPS comment.
3289 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3292 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3294 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3296 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3297 to srak instruction.
3299 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3301 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3303 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3308 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3310 2012-01-31 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/51528
3313 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3316 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3321 * ree.c (add_removable_extension): Change def_map argument
3322 to unsigned *, store in def_map 1 + offset into *insn_list vector
3323 instead of pointers into the vector.
3324 (find_removable_extensions): Adjust caller.
3326 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3328 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3329 Transform all "* quoted-c-code" to { c-code }.
3330 Remove redundant test for "optimize" in combine patterns.
3331 Move (include "avr-dimode.md") to end of file.
3333 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3336 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3337 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3339 2012-01-30 Richard Guenther <rguenther@suse.de>
3341 PR tree-optimization/52028
3342 * tree-loop-distribution.c (ldist_gen): Properly update
3345 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3348 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3349 set_cur_line_info_table if not emitting debug info.
3351 PR tree-optimization/52046
3352 * tree-vect-patterns.c (check_bool_pattern): Give up if
3353 a comparison could throw.
3356 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3358 2012-01-30 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/52045
3361 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3362 SSA form if cfgcleanup did anything.
3364 2012-01-30 Richard Guenther <rguenther@suse.de>
3366 PR tree-optimization/52045
3367 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3368 before computing final todo.
3370 2012-01-30 Richard Guenther <rguenther@suse.de>
3372 PR tree-optimization/51528
3373 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3376 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3378 * df-problems.c (df_kill_notes): Check that the use refers
3379 to the note under examination.
3381 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3384 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3385 parameter and use short-lived pseudos.
3386 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3387 (sparc_expand_vector_init): Const-ify local variables and adjust
3388 calls to above functions.
3390 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3392 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3394 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3396 * doc/invoke.texi: Make usage of "compile time" and
3397 "run time"/"runtime" consistent throughout the file.
3399 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3401 * config/alpha/alpha.c (alpha_option_override): Default to
3402 full IEEE compliance mode for Go language.
3404 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3406 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3407 (LINK_SSP_SPEC): Define.
3409 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3412 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3415 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3417 * doc/invoke.texi: Correct hyphenation of "floating point",
3418 "double precision", and related terminology throughout the file.
3420 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3423 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3424 arm_general_register_operand predicate for operand 2 instead of
3427 2012-01-27 Ian Lance Taylor <iant@google.com>
3430 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3431 * builtins.c (expand_builtin_init_trampoline): Add onstack
3432 parameter. Change caller.
3433 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3434 * tree.c (build_common_builtin_nodes): Declare
3435 __builtin_init_heap_trampoline.
3437 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3439 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3440 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3441 * config/avr/avr.c: Ditto.
3442 (avr_regnames): Remove because unused.
3443 * config/avr/avr.md (*cpse.ne): New peephole.
3444 (*cpse.eq): New peephole from former cpse peepholes.
3446 2012-01-27 Michael Eager <eager@eagercon.com>
3448 * config/microblaze.c (microblaze_emit_compare): Correct
3449 test after pcmp instruction.
3451 2012-01-27 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/52020
3454 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3456 2012-01-27 Richard Guenther <rguenther@suse.de>
3458 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3459 function non-const/pure.
3461 2012-01-27 Richard Guenther <rguenther@suse.de>
3463 PR tree-optimization/50444
3464 * tree-sra.c (build_ref_for_offset): Properly adjust the
3465 MEM_REF type for unaligned accesses.
3467 2012-01-27 Richard Guenther <rguenther@suse.de>
3469 PR tree-optimization/50444
3470 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3471 (expand_assignment): Use it. Properly handle misaligned
3472 bases when expanding stores to component references.
3473 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3476 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3479 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3480 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3481 * tree-data-ref.c (find_data_references_in_loop): Make static.
3482 (compute_all_dependences): Change return type to bool. Bail out
3483 for too many datarefs in a loop. Move the hunk resetting the data
3484 dependences vector from ...
3485 (compute_data_dependences_for_loop): ... here. Account for
3486 compute_all_dependences returning false.
3487 (compute_data_dependences_for_bb): Likewise.
3488 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3489 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3491 2012-01-27 Richard Guenther <rguenther@suse.de>
3494 * expr.c (store_field): Use the alias-set of the scratch memory
3497 2012-01-27 Tom de Vries <tom@codesourcery.com>
3499 PR tree-optimization/51990
3500 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3502 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3504 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3507 * var-tracking.c (reverse_op): Don't add any reverse operation
3508 if V already has any constant locations.
3510 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3512 * doc/invoke.texi: Correct usage of "command line" (noun)
3513 vs "command-line" (adjective) throughout.
3515 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3517 * doc/invoke.texi (Language Independent Options): Move
3518 -Wcoverage-mismatch blurb from here....
3519 (Warning Options): ...to here.
3521 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3523 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3524 Set rs6000_always_hint to false for 476.
3526 2012-01-27 Matthias Klose <doko@ubuntu.com>
3528 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3530 * incpath.c (add_standard_paths): Likewise.
3532 2012-01-27 Richard Henderson <rth@redhat.com>
3534 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3535 * config/m68k/sync.md (atomic_test_and_set): Rename from
3536 sync_test_and_setqi and adjust the operands.
3537 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3538 and unconditionally enable.
3540 2012-01-27 Richard Henderson <rth@redhat.com>
3542 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3543 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3544 (ldstub): Rename from ldstubqi.
3545 (ldstub<I24MODE>): Remove.
3547 2012-01-27 Richard Henderson <rth@redhat.com>
3549 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3550 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3551 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3552 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3553 * doc/tm.texi: Rebuild.
3555 2012-01-27 Richard Henderson <rth@redhat.com>
3557 * optabs.c (gen_atomic_test_and_set): Remove default.
3558 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3560 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3562 PR rtl-optimization/51978
3563 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3564 (combine_reaching_defs): Likewise.
3565 (struct re_info): Remove.
3566 (add_removable_extension): Remove x and data arguments,
3567 add insn, insn_list and def_map. Use the arguments directly
3568 instead of using struct re_info.
3569 (find_removable_extensions): Don't call add_removable_extension
3570 through note_stores, instead just call it with single_set
3572 (find_and_remove_re): Pass curr_cand->expr instead of
3573 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3575 2012-01-26 Michael Matz <matz@suse.de>
3577 PR tree-optimization/46590
3578 * cfgexpand.c: Revert last change (r183305).
3579 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3581 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3582 checking for emptiness.
3584 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3587 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3588 non-addressable non-BLKmode base correctly.
3590 2012-01-26 Michael Matz <matz@suse.de>
3592 PR tree-optimization/48794
3593 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3594 regions referenced from RESX/EH_DISPATCH.
3596 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3598 * config/s390/s390.h: Make BRANCH_COST an option.
3599 * config/s390/s390.opt: New option -mbranch-cost.
3601 2012-01-26 Richard Henderson <rth@redhat.com>
3603 Revert 2012-01-24 change:
3604 * trans-mem.c (requires_barrier): Do not instrument thread local
3605 variables and emit save/restore for them.
3607 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3610 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3613 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3615 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3618 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3621 Rename __pgm to __flash.
3622 Rename __pgm1 to __flash1.
3623 Rename __pgm2 to __flash2.
3624 Rename __pgm3 to __flash3.
3625 Rename __pgm4 to __flash4.
3626 Rename __pgm5 to __flash5.
3627 Rename __pgmx to __memx.
3628 * doc/extend.texi (AVR Named Address Spaces)
3629 Rename address space names as indicated above.
3630 * config/avr/avr.c (avr_addrspace): Ditto.
3632 * config/avr/avr-protos.h
3633 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3634 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3635 * config/avr/predicates.md: Ditto.
3636 * config/avr/avr.c Ditto, and
3637 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3638 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3640 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3641 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3642 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3643 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3644 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3645 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3646 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3647 * config/avr/avr.c: Ditto.
3648 * config/avr/avr.md: Ditto.
3650 2012-01-25 Jason Merrill <jason@redhat.com>
3653 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3655 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3657 PR tree-optimization/51987
3658 * tree-data-ref.c (get_references_in_stmt): Handle references in
3659 non-volatile GIMPLE_ASM.
3661 2012-01-25 Richard Guenther <rguenther@suse.de>
3663 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3664 bases are dereferenced.
3666 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3668 PR rtl-optimization/48374
3669 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3671 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3673 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3674 compute_data_dependences_for_loop returns false.
3675 * tree-parloops.c (loop_parallel_p): Likewise.
3677 2012-01-25 Richard Guenther <rguenther@suse.de>
3679 * tree.h (get_pointer_alignment_1): Declare.
3680 * builtins.c (get_pointer_alignment_1): New function.
3681 (get_pointer_alignment): Use it.
3683 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3685 PR rtl-optimization/48308
3686 * combine.c (enum undo_kind): Add UNDO_LINKS.
3687 (struct undo): Add member l to other_contents and where.
3688 (do_SUBST_LINK): New.
3690 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3691 (undo_all): Handle UNDO_LINKS.
3693 2012-01-25 Richard Henderson <rth@redhat.com>
3695 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3698 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3700 * optabs.c (gen_atomic_test_and_set): Use each argument.
3702 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3704 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3705 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3706 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3707 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3708 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3709 TARGET_PAIRED_SINGLE_FLOAT.
3711 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3713 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3714 (in_struct, return_val): Remove MEM documentation.
3715 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3716 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3717 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3719 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3720 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3721 * expr.c (store_field): Likewise.
3722 * function.c (assign_stack_temp_for_type): Likewise.
3723 * ifcvt.c (noce_try_cmove_arith): Likewise.
3724 * reload1.c (reload): Likewise.
3725 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3726 (alpha_set_memflags): Likewise.
3727 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3729 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3731 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3733 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3734 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3735 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3737 * cselib.c (cselib_rtx_varies_p): Delete.
3738 (cselib_invalidate_mem): Update call to canon_true_dependence.
3739 * dse.c (record_store, check_mem_read_rtx): Likewise.
3740 (scan_reads_nospill): Likewise.
3741 * cse.c (check_dependence): Likewise.
3742 (cse_rtx_varies_p): Delete.
3743 * expr.c (safe_from_p): Update call to true_dependence.
3744 * ira.c (validate_equiv_mem_from_store): Likewise.
3745 (memref_referenced_p): Likewise.
3746 * postreload-gcse.c (find_mem_conflicts): Likewise.
3747 * sched-deps.c (sched_analyze_2): Likewise.
3748 * store-motion.c (load_kills_store): Likewise.
3749 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3750 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3751 (compute_transp): Update call to canon_true_dependence.
3753 2012-01-25 Richard Henderson <rth@redhat.com>
3755 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3756 (maybe_emit_atomic_test_and_set): New.
3757 (expand_sync_lock_test_and_set): Use it.
3758 (expand_atomic_test_and_set): Likewise.
3759 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3760 the implementation; clarify implementation defined details.
3761 * doc/md.texi (atomic_test_and_set): Document.
3763 2012-01-25 Richard Henderson <rth@redhat.com>
3765 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3767 2012-01-25 Richard Henderson <rth@redhat.com>
3770 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3771 to effect no-op split.
3773 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3776 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3777 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3778 (BT_FN_VOID_PTR_INT_SIZE): New.
3779 (BT_FN_UINT_UINT_VAR): Remove.
3780 (BT_FN_UINT32_UINT32_VAR): New.
3781 (BT_FN_DOUBLE_VPTR): Remove.
3782 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3784 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3785 (_ITM_changeTransactionMode): Same.
3786 (_ITM_memmoveRtWt): Change return type to void.
3787 (_ITM_memcpyRtWt): Same.
3788 (_ITM_memsetW): Same.
3789 (_ITM_RaRD): Change types to double.
3794 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3796 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3797 Patrick Marlier <patrick.marlier@gmail.com>
3799 * trans-mem.c (requires_barrier): Do not instrument thread local
3800 variables and emit save/restore for them.
3802 2012-01-24 Jason Merrill <jason@redhat.com>
3805 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3806 output static aliases.
3808 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3811 * common.opt (-pie, -shared, pie, shared): Change from Common to
3813 * gcc.c (display_help): Display help for -pie and -shared.
3815 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3818 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3819 Remove note on size/offset limitation.
3820 (AVR Variable Attributes): Add example how to read data located
3821 with progmem. Refer to named address spaces.
3822 * doc/invoke.texi (AVR Options): Fix typo.
3824 2012-01-24 Richard Guenther <rguenther@suse.de>
3826 Forward-port to trunk
3827 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3830 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3831 op0 isn't sufficiently aligned and there is movmisalignM
3832 insn for mode, use it to load op0 into a temporary register.
3834 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3837 * target.def (const_not_ok_for_debug_p): New hook.
3838 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3840 * doc/tm.texi: Regenerated.
3841 * dwarf2out.c (const_ok_for_output_1): If
3842 targetm.const_not_ok_for_debug_p returns true, fail.
3843 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3845 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3847 2012-01-23 Kai Tietz <ktietz@redhat.com>
3850 * config/i386/predicates.md (symbolic_operand): Allow
3851 UNSPEC_PCREL as PIC expression for lea.
3852 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3853 * config/i386/i386.c (ix86_delegitimize_address): Handle
3854 UNSPEC_PCREL for none-MEM, too.
3856 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3858 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3859 (ipa_tm_create_version_alias): Same.
3861 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3864 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3865 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3867 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3868 Patrick Marlier <patrick.marlier@gmail.com>
3869 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3872 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3873 simple_object_start_read.
3875 2012-01-23 Richard Guenther <rguenther@suse.de>
3878 PR tree-optimization/51895
3879 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3880 parameter decomposition into BLKmode components.
3882 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3884 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3885 fake variables for restrict-qualified pointers whose pointed-to type
3886 contains a placeholder.
3888 2012-01-23 Richard Guenther <rguenther@suse.de>
3890 PR tree-optimization/51949
3891 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3893 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3895 PR rtl-optimization/51933
3896 * ree.c (transform_ifelse): Return true right away if dstreg is
3897 already wider or equal to cand->mode.
3898 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3899 (make_defs_and_copies_lists): Remove defs_list and copies_list
3900 arguments, add state argument, just truncate state->work_list
3901 instead of always allocating and freeing the vector. Assert that
3902 get_defs succeeds instead of returning 2. Changed return type to bool.
3903 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3904 have ext_src_mode, see if it has been modified already with the
3905 right kind of extension and has been extended before from the
3906 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3907 just return true. Remember the original mode in state->modified array.
3908 (combine_reaching_defs): Add state argument. Don't allocate and
3909 free here def_list, copied_list and vec vectors, instead just
3910 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3911 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3912 Add state variable, clear vectors in it, initialize state.modified
3913 if needed. Free all the vectors at the end and state.modified too.
3914 Don't skip a candidate if the extension expression has been modified.
3916 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3919 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3920 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3921 (extra_options) interix.opt -> i386/interix.opt"
3922 (extra_objs):Add winnt-stubs.o
3923 * configure.ac: Add interix to target_os .comm on PE check.
3924 * configure: Regenerate.
3925 * config/interix3.h: Delete and move bits to..
3926 * config/interix.h: Delete and move bits to..
3927 * config/i386/i386-interix3.h: Delete and move bits to..
3928 * config/i386/i386-interix.h: ..here.
3929 (TARGET_CPU_DEFAULT): Remove redefinition.
3930 (TARGET_ASM_CONSTRUCTOR): Undefine.
3931 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3932 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3933 (PTRDIFF_TYPE): Define.
3934 (LONG_DOUBLE_TYPE_SIZE): Define.
3935 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3936 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3937 (TARGET_SECTION_TYPE_FLAGS): Define.
3938 (ASM_DECLARE_FUNCTION_NAME): Define.
3939 (ASM_OUTPUT_EXTERNAL): Define.
3940 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3941 (ASM_OUTPUT_ALIGNED_BSS): Define.
3942 (PCC_BITFIELD_TYPE_MATTERS): Define.
3943 (USE_CONST_SECTION): Define.
3944 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3945 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3946 (SUPPORTS_ONE_ONLY): Remove.
3947 (I386_PE_STRIP_ENCODING): Define.
3948 * config/interix.opt: Delete and move bits to..
3949 * config/i386/interix.opt: ..here. New.
3950 (mpe-aligned-commons): Add.
3951 * config/i386/t-interix: Add copyright header.
3952 (winnt-stubs.o): Add rule.
3954 2012-01-22 Jason Merrill <jason@redhat.com>
3957 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3958 for extra name aliases.
3960 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3962 PR rtl-optimization/51924
3963 * ree.c (combine_set_extension): Improve debugging message.
3964 (combine_reaching_defs): Likewise.
3965 (get_defs): Rename confusingly named variable.
3966 (find_and_remove_re): Skip a candidate if the extension expression has
3969 2012-01-21 Robert Millan <rmh@gnu.org>
3970 Gerald Pfeifer <gerald@pfeifer.com>
3972 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3973 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3975 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3977 PR tree-optimization/51914
3978 * tree-vect-stmts.c (vectorizable_conversion): For
3979 cvt_type && modifier == WIDEN, put temporary with cvt_type
3980 at the beginning of vec_dsts and set vec_dest to temporary
3983 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3985 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3987 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3989 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3990 * config/rs6000/rs6000.c: Likewise.
3992 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3995 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3996 output_move_double on a copy of operands array.
3998 2012-01-20 Cary Coutant <ccoutant@google.com>
3999 Dodji Seketeli <dodji@redhat.com>
4002 * dwarf2out.c (copy_declaration_context): Return ref to parent
4003 of declaration DIE, if necessary.
4004 (remove_child_or_replace_with_skeleton): Add new parameter; update
4005 caller. Place skeleton DIE under parent DIE of original declaration.
4006 Move call to copy_declaration_context to here ...
4007 (break_out_comdat_types): ... from here.
4009 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4011 PR rtl-optimization/51856
4012 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4015 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4018 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4019 hints for neon loads and stores.
4021 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4025 * doc/extend.texi (Named Address Spaces): Split into subsections.
4026 (AVR Named Address Spaces): New subsection.
4027 (M32C Named Address Spaces): New subsection.
4028 (RL78 Named Address Spaces): New subsection.
4029 (SPU Named Address Spaces): New subsection.
4030 (Variable Attributes): New anchor "AVR Variable Attributes".
4031 (AVR Variable Attributes): Rewrite and avoid wording
4032 "address space" in this context.
4033 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4034 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4035 (AVR Built-in Macros): New subsubsection therein.
4036 * doc/md.texi (AVR constraints): Remove "C04", "R".
4038 2012-01-20 Richard Guenther <rguenther@suse.de>
4040 PR tree-optimization/51903
4041 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4042 when removing stmts.
4044 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4047 * config/arm/arm.c (arm_load_pic_register): Use
4048 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4049 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4050 (arm_pic_static_addr): Likewise.
4051 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4052 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4053 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4054 (pic_load_addr_unified): New.
4056 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4059 * function.c (instantiate_virtual_regs_in_insn): Use
4060 delete_insn_and_edges when removing a wrong asm insn.
4062 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4064 PR rtl-optimization/40761
4065 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4066 Add new member loop_num.
4067 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4068 (ira_build): Remove the parameter.
4070 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4071 (ira.c): Do not build CFG loops for one region allocation. Remove
4072 argument from ira_build call.
4074 * ira-build.c (init_loop_tree_node): New function.
4075 (create_loop_tree_nodes): Use it. Separate the case when CFG
4076 loops are not built.
4077 (more_one_region_p): Check current_loops.
4078 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4080 (add_loop_to_tree): Process loop equal to NULL too.
4081 (form_loop_tree): Separate the case when CFG loops are not built.
4082 Use explicitly number for the root.
4083 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4085 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4086 instead of loop->num.
4087 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4088 (mark_all_loops_for_removal): Ditto.
4089 (remove_unnecessary_regions): Separate the case when CFG loops
4091 (ira_build): Remove the parameter. Use explicit number of regions
4092 when CFG loops are not built.
4094 * ira-color.c (print_loop_title): Separate the case for the root node.
4095 Use loop_num instead of loop->num.
4096 (move_spill_restore): Use loop_num instead of loop->num.
4098 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4099 (change_loop): Ditto.
4100 (change_loop): Use loop_num instead of loop->num.
4102 * ira-lives.c (process_bb_node_lives): Ditto.
4104 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4106 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4108 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4111 * tree-mudflap.c (mf_artificial): New function.
4112 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4113 mx_register_decls, mudflap_enqueue_decl): Use it.
4116 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4117 numbers in the insn pattern.
4119 2012-01-19 Michael Matz <matz@suse.de>
4121 PR tree-optimization/46590
4122 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4123 use it in remembering which conflicts we already created.
4124 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4127 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4130 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4131 (merge_and_complain): Same.
4133 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4136 * config/initfini-array.h: Guard content of the header
4137 with #ifdef HAVE_INITFINI_ARRAY.
4138 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4139 Add initfini-array.h to tm_file here.
4140 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4141 * config.gcc: Don't add initfini-array.h to tm_file here.
4142 * configure: Regenerated.
4144 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4146 PR rtl-optimization/51505
4147 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4148 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4149 (df_note_bb_compute): Update the call to df_kill_notes.
4151 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4153 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4155 2012-01-18 Richard Guenther <rguenther@suse.de>
4157 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4158 of conversions to void *.
4160 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4161 Richard Sandiford <rdsandiford@googlemail.com>
4165 * optabs.h (simplify_expand_binop): Declare.
4166 * optabs.c (simplify_expand_binop): Make global.
4167 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4168 endian targets if the source cannot be exactly covered by word
4171 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4174 * hard-reg-set.h (struct hard_reg_set_container): New type.
4175 * target.h (struct hard_reg_set_container): Forward declare.
4176 * target.def (set_up_by_prologue): New target hook.
4177 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4178 * doc/tm.texi: Regenerated.
4179 * function.c (thread_prologue_and_epilogue_insns): Change
4180 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4181 Call targetm.set_up_by_prologue on it.
4182 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4183 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4185 2012-01-17 Nick Clifton <nickc@redhat.com>
4187 * config/rx/rx.c (rx_can_use_simple_return): New function.
4188 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4189 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4191 2012-01-17 Richard Guenther <rguenther@suse.de>
4194 * expr.c (expand_assignment): Take address-space information
4195 from the address operand of MEM_REF and TARGET_MEM_REF.
4196 (expand_expr_real_1): Likewise.
4198 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4200 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4201 reload dump is requested.
4203 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4206 * trans-mem.c (requires_barrier): Call may_be_aliased.
4208 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4210 PR tree-optimization/51877
4211 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4212 call arguments and fndecls compare equal, instead return false if they
4213 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4214 both SSA_NAMEs that are valueized the same, or they satisfy
4217 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4219 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4221 * configure: Regenerate.
4223 2012-01-16 Jan Hubicka <jh@suse.cz>
4227 * convert.c (convert_to_integer): Use fold_convert for
4228 converting an INTEGER_CST to integer type.
4230 2012-01-16 Jason Merrill <jason@redhat.com>
4233 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4235 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4238 * config/s390/s390.c (s390_chunkify_start): Don't skip
4239 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4240 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4241 If insn is followed by NOTE_INSN_VAR_LOCATION or
4242 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4243 Don't use location of note insns.
4245 PR tree-optimization/51865
4246 * tree-inline.c (tree_function_versioning): Call remap_decl
4247 on DECL_RESULT whenever it has VOID_TYPE_P type.
4249 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4251 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4252 for calls to locally-binding MIPS16 functions if only the return
4253 type uses float regs.
4255 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4256 Richard Sandiford <rdsandiford@googlemail.com>
4258 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4259 (SYMBOL_32_HIGH): Likewise.
4260 (mips_output_tls_reloc_directive): Declare.
4261 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4262 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4263 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4264 (mips_lo_relocs, mips_hi_relocs): Make extern.
4265 (mips16_stub_function): Move up file.
4266 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4267 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4268 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4269 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4270 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4271 (mips_get_tp): Add MIPS16 support.
4272 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4273 Generalize DTPREL and TPREL handling.
4274 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4275 Add MIPS16 TLS support.
4276 (mips_output_tls_reloc_directive): New function.
4277 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4278 * config/mips/predicates.md (symbolic_operand_with_high)
4279 (tls_reloc_operand): New predicates.
4280 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4281 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4282 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4283 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4284 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4285 (*tls_get_tp_mips16_call_<mode>): Likewise.
4287 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4289 PR rtl-optimization/51821
4290 * recog.c (peep2_find_free_register): Determine clobbered registers
4293 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4296 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4297 * config/avr/avr.c: Likewise.
4298 * config/avr/avr.h: Likewise.
4300 2012-01-13 Ian Lance Taylor <iant@google.com>
4303 * tree.h (TYPE_QUALS): Add cast to int.
4304 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4306 2012-01-13 Ian Lance Taylor <iant@google.com>
4308 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4309 comparing param_index to VEC_length result.
4311 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4313 * c-decl.c: Do not include tree-mudflap.h
4314 * tree-optimize.c: Likewise.
4315 * Makefile.in: Update dependencies.
4317 2012-01-13 Richard Guenther <rguenther@suse.de>
4320 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4321 variable-sized result always use RSO.
4323 2012-01-12 DJ Delorie <dj@redhat.com>
4325 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4326 pointer type, not just the default pointer type.
4328 2012-01-09 Richard Henderson <rth@redhat.com>
4329 Denis Chertykov <chertykov@gmail.com>
4332 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4333 * config/avr/avr.c (avr_can_eliminate): Simplify.
4334 (avr_initial_elimination_offset): Likewise.
4335 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4336 (expand_epilogue): Likewise.
4337 (avr_legitimize_address): Gut.
4338 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4339 (avr_hard_regno_nregs): New.
4340 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4341 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4342 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4343 add soft frame pointer.
4344 (CALL_USED_REGISTERS): Likewise.
4345 (REG_CLASS_CONTENTS): Likewise.
4346 (REGISTER_NAMES): Likewise.
4347 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4348 (HARD_FRAME_POINTER_REGNUM): New.
4349 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4350 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4351 remove the HARD_FRAME_POINTER self-elimination.
4353 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4356 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4357 DECL_EXTERNAL when checking for initializers of progmem variables.
4359 2012-01-12 Ira Rosen <irar@il.ibm.com>
4361 PR tree-optimization/51799
4362 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4363 that the last operation is a type demotion.
4365 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4367 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4368 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4370 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4373 * combine.c (distribute_notes): If i3 is a noreturn call,
4374 allow old_size to be equal to args_size and make sure the
4375 noreturn call gets REG_ARGS_SIZE note.
4376 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4377 on noreturn calls even when the delta is 0.
4379 2012-01-11 Nathan Sidwell <nathan@acm.org>
4381 * gcov.c (STRING_SIZE): Remove.
4382 (generate_results): Erase annotations for source files with no
4383 coverage information.
4385 (output_lines): Use it.
4387 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4389 * gimple.h (gimplify_body): Remove first argument.
4390 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4391 pointer set here, instead just pass DATA to walk_tree.
4392 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4393 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4394 (unvisit_body): Likewise, but with unmark_visited.
4395 (gimplify_body): Remove BODY_P argument and adjust.
4396 (gimplify_function_tree): Adjust call to gimplify_body.
4397 * omp-low.c (finalize_task_copyfn): Likewise.
4399 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4401 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4402 (build_function_type_skip_args): Delete.
4403 * tree.c (build_function_type_skip_args): Make static and add
4404 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4405 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4406 pass it to build_function_type_skip_args.
4407 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4408 (tree_function_versioning): Likewise.
4409 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4410 build_function_decl_skip_args.
4411 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4412 and pass it to build_function_decl_skip_args/tree_function_versioning.
4413 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4414 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4415 * trans-mem.c (ipa_tm_create_version): Likewise.
4416 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4417 * tree-inline.c (declare_return_variable): Remove always-true test.
4418 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4419 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4420 * ipa-split.c (split_function): Skip the return value for the split
4421 part if it doesn't return.
4423 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4425 PR tree-optimization/49642
4426 * ipa-split.c (forbidden_dominators): New variable.
4427 (check_forbidden_calls): New function.
4428 (dominated_by_forbidden): Likewise.
4429 (consider_split): Check for forbidden dominators.
4430 (execute_split_functions): Initialize and free forbidden
4431 dominators info; call check_forbidden_calls.
4433 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4435 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4437 2012-01-11 Nick Clifton <nickc@redhat.com>
4439 * config/rx/rx.md (return): Define pattern.
4441 2012-01-11 Richard Guenther <rguenther@suse.de>
4443 * doc/extend.texi (malloc attribute): Adjust according to
4446 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4447 Patrick Marlier <patrick.marlier@gmail.com>
4450 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4451 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4452 (ipa_tm_note_irrevocable): Same.
4453 (ipa_tm_scan_irr_block): Same.
4454 (ipa_tm_decrement_clone_counts): Same.
4455 (ipa_tm_scan_irr_function): Same.
4456 (ipa_tm_create_version_alias): Same.
4457 (ipa_tm_create_version): Same.
4458 (ipa_tm_transform_calls_redirect): Same.
4459 (ipa_tm_transform_calls): Same.
4460 (ipa_tm_transform_transaction): Same.
4461 (ipa_tm_execute): Same.
4463 2012-01-10 Richard Guenther <rguenther@suse.de>
4466 * opts.c (common_handle_option): Handle -Werror.
4468 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4470 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4473 2012-01-10 Jason Merrill <jason@redhat.com>
4475 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4478 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4480 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4481 supports R_386_TLS_GD_PLT reloc.
4482 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4483 supports R_386_TLS_LDM_PLT reloc.
4484 * configure: Regenerate.
4485 * config.in: Regenerate.
4487 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4490 Extend __pgmx semantics to linearize memory.
4491 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4492 determine if code comes inline or from libgcc.
4493 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4494 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4495 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4496 (movmemx_qi, movmemx_hi): New insns.
4497 (xload_<mode>_libgcc): Rewrite to new insn condition.
4498 (xload_<mode>): Remove insns.
4499 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4500 cases that don't satisfy avr_xload_libgcc_p().
4501 (avr_addr_space_convert): Allow converting in any direction.
4502 (avr_addr_space_subset_p): Return always true.
4503 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4504 (avr_emit_movmemhi): Ditto.
4505 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4506 (avr_out_movmem): Ditto.
4507 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4508 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4509 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4510 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4511 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4513 2012-01-10 Richard Guenther <rguenther@suse.de>
4515 PR tree-optimization/50913
4516 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4517 Require data-refs to be representable by Graphite with respect
4520 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4522 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4523 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4525 2012-01-10 Tom de Vries <tom@codesourcery.com>
4527 PR rtl-optimization/51271
4528 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4529 handling annulled branch.
4531 2012-01-10 Richard Henderson <rth@redhat.com>
4533 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4534 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4535 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4536 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4537 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4538 arm_expand_vec_perm_const): New.
4539 * config/arm/arm-protos.h: Update.
4540 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4541 (*neon_vswp<VDQX>): New.
4542 (neon_vcombine<VDX>): Use neon_split_vcombine.
4543 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4544 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4545 (vec_perm<VE>): New.
4547 2012-01-10 Richard Henderson <rth@redhat.com>
4549 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4550 use it if reload_completed.
4551 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4552 arm_output_asm_insn, arm_process_output_memory_barrier,
4553 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4554 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4555 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4556 arm_process_output_sync_insn, arm_output_sync_insn,
4557 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4558 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4559 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4560 (emit_unlikely_jump): New.
4561 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4562 (arm_split_atomic_op): New.
4563 * config/arm/arm-protos.h: Update.
4564 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4565 (struct arm_sync_generator): Remove.
4566 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4567 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4568 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4569 (VUNSPEC_LL, VUNSPEC_SC): New.
4570 (sync_result, sync_memory, sync_required_value, sync_new_value,
4571 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4572 (attr length): Don't use arm_sync_loop_insns.
4573 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4574 (movsfcc, movdfcc): Likewise.
4575 * config/arm/constraints.md (Ua): New.
4576 * config/arm/prediates.md (mem_noofs_operand): New.
4577 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4578 (sync_clobber, sync_t2_reqd): Remove.
4579 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4580 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4581 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4582 (arm_sync_compare_and_swap<SIDI>): Remove.
4583 (arm_sync_compare_and_swap<NARROW>): Remove.
4584 (arm_sync_lock_test_and_set<SIDI>): Remove.
4585 (arm_sync_lock_test_and_set<NARROW>): Remove.
4586 (arm_sync_new_<syncop><SIDI>): Remove.
4587 (arm_sync_new_<syncop><NARROW>): Remove.
4588 (arm_sync_new_nand<SIDI>): Remove.
4589 (arm_sync_new_nand<NARROW>): Remove.
4590 (arm_sync_old_<syncop><SIDI>): Remove.
4591 (arm_sync_old_<syncop><NARROW>): Remove.
4592 (arm_sync_old_nand<SIDI>): Remove.
4593 (arm_sync_old_nand<NARROW>): Remove.
4594 (*memory_barrier): Merge arm_output_memory_barrier.
4595 (atomic_compare_and_swap<QHSD>): New.
4596 (atomic_compare_and_swap<NARROW>_1): New.
4597 (atomic_compare_and_swap<SIDI>_1): New.
4598 (atomic_exchange<QHSD>): New.
4599 (cas_cmp_operand, cas_cmp_str): New.
4600 (atomic_op_operand, atomic_op_str): New.
4601 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4602 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4603 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4604 (arm_load_exclusive<NARROW>): New.
4605 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4606 (arm_store_exclusive<QHSD>): New.
4608 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4610 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4611 reload patterns if -mvsx-scalar-memory.
4613 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4614 generated, even -mno-vsx-scalar-double was used.
4615 (vsx_xscvdpsp_scalar): Likewise.
4616 (vsx_xscvspdp_scalar2): Likewise.
4618 2012-01-09 Tom de Vries <tom@codesourcery.com>
4619 Andrew Pinski <apinski@cavium.com>
4622 * reorg.c (fill_slots_from_thread): Don't speculate
4623 frame-related insns.
4625 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4627 * sched-int.h (bb_note): Move to...
4628 * basic-block.h: ...here.
4629 * haifa-sched.c (bb_note): Move to...
4630 * cfgrtl.c: ...here.
4631 * function.c (next_block_for_reg): New function.
4632 (move_insn_for_shrink_wrap): Likewise.
4633 (prepare_shrink_wrap): Rewrite to use the above.
4635 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4637 * gimple.c (is_gimple_non_addressable): Remove.
4638 * gimple.h: Remove is_gimple_non_addressable.
4639 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4640 is_gimple_non_addressable.
4641 * trans-mem.c (expand_assign_tm): Same.
4643 2012-01-09 Richard Guenther <rguenther@suse.de>
4645 PR tree-optimization/51775
4646 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4647 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4649 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4651 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4653 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4655 2012-01-09 Richard Guenther <rguenther@suse.de>
4657 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4659 2012-01-08 Jan Hubicka <jh@suse.cz>
4661 PR tree-optimize/51680
4662 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4663 on when known_vals needs to be computed; cleanup.
4665 2012-01-08 Jan Hubicka <jh@suse.cz>
4667 PR tree-optimize/51694
4668 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4670 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4672 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4673 for -std=c++98 and -std=c++11 too.
4675 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4677 * cfgloop.c (cancel_loop): Add free() of bbs array.
4679 2012-01-07 Jan Hubicka <jh@suse.cz>
4681 PR tree-optimization/51600
4682 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4683 that benefits small functions.
4685 2012-01-07 Jan Hubicka <jh@suse.cz>
4687 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4689 2012-01-07 Jan Hubicka <jh@suse.cz>
4691 PR tree-optimization/51680
4692 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4693 whose inlining reduce unit size.
4695 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4698 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4699 Add canonical node to containing_mem chain after the non-canonical
4700 one, even if there weren't any locs to propagate.
4701 (remove_useless_values): Keep only canonical values.
4702 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4703 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4704 canonicalize mem_chain elements that are not discarded.
4706 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4709 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4710 before emitting functions.
4712 PR gcov-profile/50127
4713 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4714 clear_aux_for_blocks.
4716 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4719 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4721 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4723 * c-decl.c (ext_block): Moved up.
4724 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4726 2012-01-06 Han Shen <shenhan@google.com>
4728 Translate built-in include paths for sysroot.
4729 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4730 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4732 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4733 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4735 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4736 control whether sysroot should be prepended to gxx include dir.
4738 * configure: Regenerate.
4740 2012-01-06 Torvald Riegel <triegel@redhat.com>
4742 PR rtl-optimization/51771
4743 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4744 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4746 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4748 PR tree-optimization/51315
4749 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4750 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4752 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4755 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4756 for shrp pattern. Correctly handle and fixup shift variable.
4757 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4759 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4762 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4763 note when !ACCUMULATE_OUTGOING_ARGS.
4765 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4767 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4769 (extract_range_from_unary_expr_1): Avoid useless computations.
4771 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4773 PR rtl-optimization/51767
4774 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4775 of jump_block and add an extra edge for degenerated asm gotos.
4778 * stmt.c (check_unique_operand_names): Don't ICE during error
4779 reporting if i is from labels chain.
4782 * profile.c (branch_prob): Split bbs that have exit edge
4783 and need a fake entry edge too.
4785 2012-01-05 Jan Hubicka <jh@suse.cz>
4788 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4791 2012-01-05 Richard Guenther <rguenther@suse.de>
4794 * tree-streamer-out.c (write_ts_optimization): New function.
4795 (streamer_write_tree_body): Call it.
4796 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4797 (streamer_read_tree_body): Call it.
4798 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4800 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4803 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4804 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4805 in_cleanup_point_expr before gimplify_stmt call and restore it
4807 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4808 in_cleanup_point_expr is false.
4810 2012-01-05 Richard Guenther <rguenther@suse.de>
4813 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4815 * toplev.c (process_options): Reject combining mudflap and LTO.
4816 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4818 2012-01-05 Richard Guenther <rguenther@suse.de>
4820 PR tree-optimization/51760
4821 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4823 (bit_value_unop): Handle UNDEFINED operands.
4824 (bit_value_binop): Likewise.
4826 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4828 * config/avr/avr.c (avr_replace_prefix): Remove.
4829 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4830 (avr_asm_function_rodata_section): Ditto.
4831 (avr_asm_select_section): Ditto.
4833 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4835 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4838 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4841 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4842 calls that have any non-fake successor edges.
4845 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4847 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4849 PR tree-optimization/51624
4850 * tree-sra.c (build_ref_for_model): When replicating a chain of
4851 COMPONENT_REFs, stop as soon as the offset would become negative.
4853 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4856 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4857 in .debug_loc on the floor.
4859 2012-01-04 Andrew Pinski <apinski@cavium.com>
4861 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4863 2012-01-04 Andrew Pinski <apinski@cavium.com>
4864 Adam Nemet <anemet@caviumnetworks.com>
4866 * config/mips/mips.md (size): Add SI and DI.
4867 (SIZE): New mode attribute.
4868 (U): New code attribute.
4869 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4870 (mips_lbux_<mode>): Delete.
4871 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4872 (mips_lhx): Use gen_mips_lhx_extsi.
4873 (mips_lhx_<mode>): Delete.
4875 (mips_l<size>x): New expand.
4876 (mips_lwx_<mode>): Delete.
4877 (mips_l<GPR:size>x_<P:mode>): New pattern.
4878 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4879 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4880 * config/mips/mips.c (mips_lx_address_p): New function.
4881 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4882 (dsp64): New availability predicate.
4883 (mips_builtins): Add an entry for __builtin_mips_ldx.
4884 * config/mips/mips.h (ISA_HAS_LBX): New define.
4885 (ISA_HAS_LBUX): Likewise.
4886 (ISA_HAS_LHX): Likewise.
4887 (ISA_HAS_LHUX): Likewise.
4888 (ISA_HAS_LWX): Likewise.
4889 (ISA_HAS_LWUX): Likewise.
4890 (ISA_HAS_LDX): Likewise.
4891 * doc/extend.texi (__builtin_mips_ldx): Document.
4893 2012-01-04 Tristan Gingold <gingold@adacore.com>
4895 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4896 when long pointers are used.
4897 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4898 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4899 (ia64-hp-*vms*): Remove.
4900 * config/vms/xm-vms64.h: Delete.
4902 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4905 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4907 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4909 * opts.c (finish_options): Remove duplicate sorry.
4911 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4914 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4917 2012-01-04 Richard Guenther <rguenther@suse.de>
4920 * tree.c (size_low_cst): New function.
4921 * tree.h (size_low_cst): Declare.
4922 * fold-const.c (fold_comparison): Use it to extract the low
4923 part of the POINTER_PLUS_EXPR offset.
4925 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4927 Fix clearing ZERO_REG
4928 * config/avr/avr.md (cc): Add alternative "ldi".
4929 (movqi_insn): Use it in cc attribute.
4930 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4931 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4932 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4934 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4936 * configure: Regenerate.
4938 2012-01-04 Richard Guenther <rguenther@suse.de>
4940 PR tree-optimization/49651
4941 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4942 (var_can_have_subvars): Use it.
4943 (get_constraint_for_1): Only consider subfields if there can be any.
4945 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4948 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4949 to its new canonical_cselib_val and the cselib_val was in
4950 first_containing_mem chain, but the canonical_cselib_val was not,
4951 add the latter into the chain.
4952 (cselib_invalidate_mem): Compare canonical_cselib_val of
4953 addr_list chain elt with v.
4956 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4957 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4959 (output_macinfo_op): Don't ggc_strdup fd->filename.
4960 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4961 then ggc_strdup it. Don't free inc->info or cur->info.
4962 (output_macinfo): Don't free ref->info or file->info.
4964 2012-01-03 Ira Rosen <irar@il.ibm.com>
4966 PR tree-optimization/51269
4967 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4968 first_niters a pointer.
4969 (slpeel_tree_peel_loop_to_edge): Likewise.
4970 (vect_do_peeling_for_loop_bound): Update call to
4971 slpeel_tree_peel_loop_to_edge.
4972 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4973 here. Remove it from the parameters list.
4974 (vect_do_peeling_for_alignment): Update calls and compute
4977 2012-01-03 Richard Guenther <rguenther@suse.de>
4979 PR tree-optimization/51070
4980 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4981 Properly handle calls.
4983 2012-01-03 Richard Guenther <rguenther@suse.de>
4985 PR tree-optimization/51692
4986 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4987 the LHS of allocation stmts.
4989 2012-01-03 Olivier Hainque <hainque@adacore.com>
4991 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4993 2012-01-03 Olivier Hainque <hainque@adacore.com>
4995 * collect2.c (main): In AIX specific computations for vector
4996 insertions, use CONST_CAST2 to cast from char ** to const char **.
4998 2012-01-03 Richard Guenther <rguenther@suse.de>
5001 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5002 the context of a limbo DIE when it does not already exist.
5004 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5006 PR tree-optimization/51719
5007 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5008 but direct call is, clear direct call's lhs and don't add fallthrough
5009 edge from dcall_bb to join_bb and PHIs.
5011 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5013 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5014 the instructions emitted by the pattern.
5015 ("*TDC_insn_<mode>"): Add comment.
5017 2012-01-03 Richard Guenther <rguenther@suse.de>
5020 * fold-const.c (fold_comparison): Properly canonicalize
5021 tree offset and HOST_WIDE_INT bit position.
5023 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5025 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5026 operands for extzv pattern.
5028 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5031 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5034 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5036 * doc/invoke.texi (-flto and related options): Copy-edit.
5038 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5040 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5042 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5044 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5047 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5049 * expr.h (move_by_pieces_ninsns): Declare.
5050 * expr.c (move_by_pieces_ninsns): Make external.
5051 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5052 (mips_store_by_pieces_p): Likewise.
5053 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5054 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5055 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5056 (mips_store_by_pieces_p): Likewise.
5058 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5060 * passes.c (register_one_dump_file): Free full_name.
5062 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5063 (calculate_elim_costs_all_insns): Free offsets_at and
5064 offsets_known_at at the end and clear the pointers.
5066 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5068 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5069 this option introduced in r180739.
5071 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5074 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5075 (tmake_file target=avr): Add avr/t-multilib.
5077 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5078 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5079 * config/avr/genmultilib.awk: New file.
5080 * config/avr/t-multilib: New auto-generated file.
5081 * config/avr/multilib.h: New auto-generated file.
5082 * config/avr/t-avr (AVR_MCUS): New variable.
5083 (genopt.sh): Use it.
5084 (s-mlib): Depend on t-multilib.
5085 (t-multilib, multilib.h): New dependencies.
5086 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5087 (MULTILIB_OPTIONS): Remove.
5088 (MULTILIB_MATCHES): Remove.
5089 (MULTILIB_DIRNAMES): Remove.
5090 (MULTILIB_EXCEPTIONS): Remove:
5091 * config/avr/genopt.sh: Don't use hard coded file name;
5092 pass AVR_MCUS from t-avr instead.
5094 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5096 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5098 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5100 Implement light-weight DImode support.
5101 * config/avr/avr-dimode.md: New file.
5102 * config/avr/avr.md: Include it.
5103 (adjust_len): Add plus64, compare64.
5104 (HIDI): Remove code iterator.
5105 (code_stdname): New code attribute.
5106 (rotx, rotsmode): Remove DI.
5107 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5109 * config/avr/avr-protos.h (avr_have_dimode): New.
5110 (avr_out_plus64, avr_out_compare64): New.
5111 * config/avr/avr.c (avr_out_compare): Handle DImode.
5112 (avr_have_dimode): New variable definition and initialization.
5113 (avr_out_compare64, avr_out_plus64): New functions.
5114 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5115 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5116 (avr_compare_pattern): Skip DImode comparisons.
5118 2012-01-02 Revital Eres <revital.eres@linaro.org>
5120 * ddg.c (def_has_ccmode_p): New function.
5121 (add_cross_iteration_register_deps,
5122 create_ddg_dep_from_intra_loop_link): Call it.
5124 2012-01-02 Richard Guenther <rguenther@suse.de>
5127 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5129 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5131 * gcc.c (process_command): Update copyright notice dates.
5132 * gcov.c (print_version): Likewise.
5133 * gcov-dump.c (print_version): Likewise.
5134 * mips-tfile.c (main): Likewise.
5135 * mips-tdump.c (main): Likewise.
5137 2012-01-01 Ira Rosen <irar@il.ibm.com>
5139 PR tree-optimization/51704
5140 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5141 a use is inside the basic block or loop before accessing its vect info.
5143 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5145 PR rtl-optimization/51069
5146 * cfgloopmanip.c (remove_path): Removing path making irreducible
5147 region unconditional makes BB part of the region.
5149 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5151 PR tree-optimization/51683
5152 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5153 calls with side-effects.
5154 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5156 Copyright (C) 2012 Free Software Foundation, Inc.
5158 Copying and distribution of this file, with or without modification,
5159 are permitted in any medium without royalty provided the copyright
5160 notice and this notice are preserved.