1 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
3 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
4 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
6 (SH Options): Likewise.
8 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
11 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
12 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
13 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
14 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
17 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
19 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
20 * config/i386/i386.c (ix86_decompose_address): Use
21 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
22 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
23 thread pointer to a register.
26 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
28 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
29 if Pmode != word_mode.
30 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
31 Pmode == SImode for TARGET_X32.
33 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
34 (tls_initial_exec_x32): Likewise.
36 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
39 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
40 DISP_ADDR_OFFSET): New macros.
41 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
42 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
43 (sh_legitimize_address): Add QImode displacement handling.
44 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
46 (sh_secondary_reload): Add QImode displacement handling.
47 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
48 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
49 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
50 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
51 to register operands only.
52 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
53 (extendqihi2): Change insn to expander.
54 (*extendqihi2_compact_reg): New insn.
55 (movqi_i, movqi): Replace with ...
56 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
57 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
58 Add new peepholes for QImode displacement addressing.
60 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
63 * doc/invoke.texi: Document -Wuseless-cast.
65 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
67 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
68 * tree.h (handled_component_p): Reorder cases.
69 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
70 not initialize unsignedp.
71 (loc_list_from_tree): Likewise.
72 (fortran_common): Likewise.
73 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
75 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
77 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
78 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
79 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
80 (ix86_split_long_move): Ditto.
81 (legitimize_tls_address): Use ix86_gen_sub3.
82 (construct_plt_address): Assert that Pmode == DImode.
84 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.md: Remove empty predicates and/or constraints.
87 * config/i386/sync.md: Ditto.
88 * config/i386/sse.md: Ditto.
89 * config/i386/mmx.md: Ditto.
90 * config/i386/pentium.md: Ditto.
91 * config/i386/athlon.md: Ditto.
93 2012-03-16 Richard Guenther <rguenther@suse.de>
95 PR tree-optimization/52603
96 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
100 2012-03-14 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/52571
103 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
104 flag_section_anchors check ...
105 (vect_can_force_dr_alignment_p): ... here.
107 2012-03-16 Martin Jambor <mjambor@suse.cz>
109 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
110 memory through MEM_REFs by calling extract_bit_field.
112 2012-03-16 Richard Guenther <rguenther@suse.de>
114 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
115 and REFERENCE_TYPE interpretations.
116 (can_native_interpret_type_p): New function.
117 (fold_ternary_loc): Use native encode/interpret to fold
118 BIT_FIELD_REFs of constants.
120 2012-03-16 Richard Guenther <rguenther@suse.de>
123 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
124 of vector constants and constructors.
126 2012-03-16 Richard Guenther <rguenther@suse.de>
128 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
129 VIEW_CONVERT_EXPR to convert constants.
130 (vect_is_simple_use): Treat all constants as vec_constant_def.
132 2012-03-16 Richard Guenther <rguenther@suse.de>
133 Kai Tietz <ktietz@redhat.com>
136 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
137 side-effects completely in the pre-queue and use a temporary
140 2012-03-16 Richard Guenther <rguenther@suse.de>
142 * stor-layout.c (finish_bitfield_representative): Fall back
143 to the conservative maximum size if we cannot compute the
144 size of the tail padding.
146 2012-03-16 Tristan Gingold <gingold@adacore.com>
148 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
149 __CRTL_VER and __VMS_VER.
150 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
151 and vms_c_get_vms_ver.
152 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
154 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
155 (VMS_DEFAULT_VMS_VER): Define.
156 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
157 (VMS_DEFAULT_VMS_VER): Define.
159 2012-03-16 Richard Guenther <rguenther@suse.de>
161 * tree-vect-loop.c (get_initial_def_for_induction): Use
162 build_constructor directly.
163 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
164 build_vector_from_val.
165 * tree.c (build_vector_from_val): Avoid creating a constructor
166 first when we want a constant vector.
168 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
170 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
172 2012-03-16 Richard Guenther <rguenther@suse.de>
174 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
175 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
176 (struct tree_vector): Remove elements member, add variable size
178 (build_vector_stat): Declare.
179 (build_vector): Define in terms of build_vector_stat.
180 * tree.c (build_vector): Rename to ...
181 (build_vector_stat): ... this. Take array of trees as parameter.
182 (build_vector_from_ctor): Adjust.
183 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
184 initializer_zerop): Adjust.
185 * cfgexpand.c (expand_debug_expr): Likewise.
186 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
187 const_vector_from_tree): Likewise.
188 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
189 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
190 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
191 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
192 (lto_input_ts_vector_tree_pointers): Adjust.
193 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
194 (write_ts_vector_tree_pointers): Adjust.
195 * varasm.c (const_hash_1, compare_constant, copy_constant,
196 output_constant): Adjust.
197 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
198 * print-tree.c (print_node): Adjust.
199 * tree-pretty-print.c (dump_generic_node): Adjust.
200 * tree-vect-generic.c (uniform_vector_p, vector_element,
201 lower_vec_perm): Adjust.
202 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
203 * tree-vect-slp.c (vect_get_constant_vectors,
204 vect_transform_slp_perm_load): Adjust.
205 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
206 * expmed.c (make_tree): Adjust.
207 * config/i386/i386.c (ix86_expand_builtin): Adjust.
208 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
210 (sparc_fold_builtin): Adjust.
212 2012-03-16 Tristan Gingold <gingold@adacore.com>
214 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
215 * config/vms/vms-stdint.h: New file.
217 2012-03-16 Tristan Gingold <gingold@adacore.com>
219 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
220 (ia64-hp-*vms*): Replaced by ...
221 (*-*-*vms*): ... This new entry.
223 2012-03-15 Jakub Jelinek <jakub@redhat.com>
226 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
227 (ix86_expand_vec_perm_const_1): Use it.
230 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
231 (avx2_permv4df): Remove.
232 (avx2_permv4di): Macroize into...
233 (avx2_perm<mode>): ... this using VI8F_256 iterator.
234 (avx2_permv4di_1): Macroize into...
235 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
237 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
239 * combine.c (apply_distributive_law): Do not distribute SUBREG.
241 2012-03-15 Ira Rosen <irar@il.ibm.com>
242 Ulrich Weigand <ulrich.weigand@linaro.org>
244 * tree-vect-patterns.c (widened_name_p): Rename to ...
245 (type_conversion_p): ... this. Add new argument to determine
246 if it's a promotion or demotion operation. Check for
247 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
248 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
250 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
251 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
253 (vect_recog_mixed_size_cond_pattern): Likewise and allow
254 non-constant then and else clauses.
256 2012-03-15 Ira Rosen <irar@il.ibm.com>
257 Ulrich Weigand <ulrich.weigand@linaro.org>
259 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
260 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
262 * tree-vect-patterns.c (widened_name_p): Pass basic block
263 info to vect_is_simple_use.
264 (vect_recog_dot_prod_pattern): Fail for basic blocks.
265 (vect_recog_widen_sum_pattern): Likewise.
266 (vect_handle_widen_op_by_const): Support basic blocks.
267 (vect_operation_fits_smaller_type,
268 vect_recog_over_widening_pattern): Likewise.
269 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
270 Update call to vect_is_simple_use.
271 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
273 (check_bool_pattern): Add an argument, update call to
274 vect_is_simple_use and the recursive calls.
275 (vect_recog_bool_pattern): Update relevant function calls.
277 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
278 (vect_pattern_recog_1): Check for reduction only in loops.
279 (vect_pattern_recog): Add new argument. Support basic blocks.
280 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
281 info to vect_is_simple_use_1.
282 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic
284 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
286 2012-03-15 Jakub Jelinek <jakub@redhat.com>
287 Andrew Pinski <apinski@cavium.com>
290 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
291 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
292 calls instead of __builtin_ir{int,ound}*.
294 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
296 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
299 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
301 * config.gcc (target_type_format_char): New. Document it. Set it for
303 * configure.ac (gnu_unique_option): Use target_type_format_char
304 in test. Comment rationale.
305 * configure: Regenerate .
307 2012-03-15 Jakub Jelinek <jakub@redhat.com>
309 PR tree-optimization/52267
310 * tree-vrp.c (masked_increment): New function.
311 (register_edge_assert_for_2): Derive ASSERT_EXPRs
312 from (X & CST1) cmp CST2 tests.
314 2012-03-15 Richard Guenther <rguenther@suse.de>
317 * tree-data-ref.c (subscript_dependence_tester_1): Check
318 all dimensions for non-conflicting access functions.
320 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
323 * doc/invoke.texi [C++ Language Options]: Document
324 -ftemplate-backtrace-limit.
326 2012-03-15 Tristan Gingold <gingold@adacore.com>
328 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
331 2012-03-15 Tristan Gingold <gingold@adacore.com>
333 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
334 use DW_OP_call_frame_cfa.
336 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
339 * config/i386/i386-opts.h (pmode): New.
341 * config/i386/i386.c (ix86_option_override_internal): Properly
342 check and set ix86_pmode.
344 * config/i386/i386.h (Pmode): Check ix86_pmode instead of
347 * config/i386/i386.opt (maddress-mode=): New.
349 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
351 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
353 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
354 (dwarf2out_do_cfi_asm): Likewise.
355 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
357 (add_data_member_location_attribute): Likewise.
358 (gen_array_type_die): Likewise.
359 (gen_subprogram_die): Likewise.
360 (gen_producer_string): Likewise.
361 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
362 Remove MIPS_DEBUGGING_INFO handling.
363 (sdb_debug_hooks): Likewise.
364 (sdbout_begin_block): Likewise.
365 (sdbout_end_block): Likewise.
366 (sdbout_begin_prologue): Likewise.
367 (sdbout_start_source_file): Likewise.
368 (sdbout_end_source_file): Likewise.
369 (sdbout_init): Likewise.
370 * system.h (MIPS_DEBUGGING_INFO): Poison.
372 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
374 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
375 (alpha_file_start) [MS_STAMP]: Remove.
377 * config/alpha/elf.h (TARGET_GAS): Remove.
378 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
379 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
380 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
381 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
382 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
383 (alpha*-*-freebsd*): Likewise.
384 (alpha*-*-netbsd*): Likewise.
385 (alpha*-*-openbsd*): Likewise.
386 (alpha*-*-*): Remove target_cpu_default2.
387 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
389 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
390 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
391 * config/alpha/alpha.c (print_operand): Always assume
392 TARGET_AS_SLASH_BEFORE_SUFFIX.
393 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
394 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
395 ("*builtin_setjmp_receiver_er_1"): Remove.
396 * config/alpha/alpha.opt (malpha-as): Remove.
398 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
400 Remove DEC Unix reference.
402 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
403 (EXTENDED_COFF): Remove.
404 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
405 (EXTENDED_COFF): Don't undef.
406 * config/alpha/alpha.c (alpha_file_start): Always assume
408 Don't set targetm.asm_file_start_file_directive.
409 [!OBJECT_FORMAT_ELF]: Remove.
410 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
412 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
413 (DBX_DEBUGGING_INFO): Remove.
414 (MIPS_DEBUGGING_INFO): Remove.
415 (PREFERRED_DEBUGGING_TYPE): Remove.
416 (DBX_OUTPUT_SOURCE_LINE): Remove.
417 (SDB_OUTPUT_SOURCE_LINE): Remove.
418 (DBX_CONTIN_LENGTH): Remove.
419 (NO_DBX_FUNCTION_END): Remove.
420 (ASM_STABS_OP): Remove.
421 (ASM_STABN_OP): Remove.
422 (ASM_STABD_OP): Remove.
423 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
424 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
425 (PUT_SDB_DEF): Remove.
426 (PUT_SDB_PLAIN_DEF): Remove.
427 (PUT_SDB_TYPE): Remove.
428 (sdb_label_count): Remove.
429 (PUT_SDB_BLOCK_START): Remove.
430 (PUT_SDB_BLOCK_END): Remove.
431 (PUT_SDB_FUNCTION_START): Remove.
432 (PUT_SDB_FUNCTION_END): Remove.
433 (PUT_SDB_EPILOGUE_END): Remove.
434 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
435 (MIPS_DEBUGGING_INFO): Don't undef.
436 (DBX_DEBUGGING_INFO): Don't undef.
437 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
438 (MIPS_DEBUGGING_INFO): Don't undef.
439 (DBX_DEBUGGING_INFO): Don't undef.
440 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
441 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
443 (alpha_start_function): Likewise.
444 (sdb_label_count): Remove.
445 (alpha_output_filename): Remove DBX_DEBUG handling.
446 (alpha_file_start): Likewise.
448 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
450 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
451 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
452 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
454 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
455 (ld_tls_support): Remove Solaris 8 references.
456 (lwp_dir, lwp_spec): Remove support for alternate thread library.
457 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
458 * configure: Regenerate.
459 * config.in: Regenerate.
461 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
462 * config/i386/sol2.h: Remove Solaris 8 references.
464 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
465 (i?86-*-solaris2.9): ... this.
466 Remove Solaris 8 references.
467 (Specific, *-*-solaris2*): Document Solaris 8 removal.
468 Remove Solaris 8 references.
470 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
472 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
473 (mips-sgi-irix6.5*): Remove.
474 * config.host (mips-sgi-irix*): Remove.
475 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
476 (set_have_as_tls): Remove *-*-irix6*.
477 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
478 * configure: Regenerate.
480 * config/mips/iris6.h: Remove.
481 * config/mips/iris6.opt: Remove.
482 * config/mips/t-irix6: Remove.
484 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
485 (TARGET_IRIX6): Remove.
486 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
487 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
488 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
490 (mips_file_start): Likewise.
491 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
493 * config/mips/driver-native.c [__sgi__]: Remove.
494 (host_detect_local_cpu) [__sgi__]: Remove.
496 * config/mips/gnu-user.h: Remove iris5.h reference.
498 * config/mips/mips-modes.def: Remove IRIX 6 reference.
499 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
500 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
503 * gcc.c (main): Move asm_debug initialization ...
504 (asm_debug): ... here.
506 * ginclude/stddef.h (__STDDEF_H__): Don't define.
508 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
509 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
510 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
511 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
512 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
513 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
515 * doc/tm.texi: Regenerate.
517 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
519 (MIPS Options, -march): Remove IRIX reference.
520 * doc/install.texi (Binaries, SGI IRIX): Remove.
521 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
523 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
525 2012-03-14 Martin Jambor <mjambor@suse.cz>
527 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
528 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
529 (expand_expr_real_1): Do not handle misalignment if modifier is
532 2012-03-14 Richard Guenther <rguenther@suse.de>
535 * tree-vect-generic.c (type_for_widest_vector_mode): Take
536 element type instead of mode, use build_vector_type_for_mode
537 instead of the langhook, build a vector of proper signedness.
538 (expand_vector_operations_1): Adjust.
540 2012-03-14 Richard Guenther <rguenther@suse.de>
543 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
544 a cgraph node for a FUNCTION_DECL that comes from a constructor.
545 (gimple_get_virt_method_for_binfo): Likewise.
547 2012-03-14 Richard Guenther <rguenther@suse.de>
549 PR tree-optimization/52571
550 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
551 flag_section_anchors check ...
552 (vect_can_force_dr_alignment_p): ... here. Do not re-align
553 DECL_COMMON variables.
555 2012-03-14 Richard Guenther <rguenther@suse.de>
557 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
558 * stor-layout.c (start_bitfield_representative): New function.
559 (finish_bitfield_representative): Likewise.
560 (finish_bitfield_layout): Likewise.
561 (finish_record_layout): Call finish_bitfield_layout.
562 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
563 for QUAL_UNION_TYPE fields.
564 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
565 Stream DECL_BIT_FIELD_REPRESENTATIVE.
566 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
571 * expr.c (get_bit_range): Unconditionally extract bitrange
572 from DECL_BIT_FIELD_REPRESENTATIVE.
573 (expand_assignment): Adjust call to get_bit_range.
575 2012-03-14 Richard Guenther <rguenther@suse.de>
578 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
579 the outermost conversion is a sign-change only.
580 (fold_binary_loc): Disregard widening and sign-changing
581 conversions when we determine if two variables are equal
583 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
584 (T1)x if the outermost conversion is a sign-change only.
586 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
589 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
591 * config/i386/predicates.md (constant_call_address_operand): Declare
592 as special predicate. Update all uses.
594 2012-03-13 Jakub Jelinek <jakub@redhat.com>
597 * c-parser.c (c_parser_postfix_expression)
598 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
600 * config/i386/smmintrin.h: Avoid /* within a comment.
601 * config/i386/nmmintrin.h: Likewise.
603 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
605 * config/i386/i386.md (xbegin): Remove constraint from expander.
607 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
609 * config/i386/predicates.md (constant_call_address_operand): Declare
610 as special predicate. Update all uses.
611 * config/i386/i386.md: Remove mode from constant_call_address_operand
613 * config/i386/i386.c (ix86_output_call_insn): Call
614 constant_call_address_operand with VOIDmode.
616 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
618 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
619 AND zero extended address correctly.
621 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
623 * config/i386/predicates.md (tls_symbolic_operand): Declare as
625 (tls_modbase_operand): Ditto.
626 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
627 tls_modbase_operand predicates.
629 2012-03-13 Martin Jambor <mjambor@suse.cz>
631 * expr.c (expand_assignment): Handle misaligned scalar writes to
632 memory through top-level MEM_REFs by calling store_bit_field.
634 2012-03-13 Richard Guenther <rguenther@suse.de>
637 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
638 if Y is a constant multiple of 1 << CST.
640 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
643 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
644 offset (size) to a value the insns can deal with.
645 (expand_epilogue): Ditto.
647 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
649 * config/arm/neon.ml (ops): Fixup expected instructions for
650 unsigned vector compares.
652 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
655 addresses only when %reg is not in word mode.
657 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
659 * config/microblaze/microblaze.md: Fix typo.
660 * tree-if-conv.c: Likewise.
661 * tree-vect-patterns.c: Likewise.
663 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
665 * config.gcc (extra_passes): Remove.
666 * configure.ac (extra_passes): Don't substitute.
667 * configure: Regenerate.
668 * Makefile.in (EXTRA_PASSES): Remove.
669 (GCC_PASSES): Remove $(EXTRA_PASSES).
670 (MOSTLYCLEANFILES): Likewise.
672 (install-common): Likewise.
674 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
676 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
677 * config/i386/i386.c (ix86_decompose_address): Use
678 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
679 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
680 thread pointer to a register.
682 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
684 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
685 on tls_symbolic_operand.
686 (tls_global_dynamic_64_<mode>): Likewise.
688 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
691 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
692 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
694 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
697 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
698 type from reg_class_t to enum reg_class.
699 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
701 2012-03-12 Andrew Pinski <apinski@cavium.com>
703 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
704 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
705 (value_replacement): Likewise.
706 (empty_block_p): Check also if the PHIs for the block are empty.
708 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
711 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
712 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
713 r184615 from 2012-02-28.
715 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
717 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
718 (ix86_gen_tls_local_dynamic_base_64): Likewise.
719 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
720 and ix86_gen_tls_local_dynamic_base_64.
721 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
722 ix86_gen_tls_local_dynamic_base_64.
724 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
725 (*tls_global_dynamic_64_<mode>): This.
726 (tls_global_dynamic_64): Renamed to ...
727 (tls_global_dynamic_64_<mode>): This.
728 (*tls_local_dynamic_base_64): Renamed to ...
729 (*tls_local_dynamic_base_64_<mode>): This.
730 (tls_local_dynamic_base_64): Renamed to ...
731 (tls_local_dynamic_base_64_<mode>): This.
733 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
735 * config/i386/i386.c (ix86_option_override_internal): Properly
736 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
737 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
738 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
739 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
741 * config/i386/sse.md (sse3_monitor64): Renamed to ...
742 (sse3_monitor64_<mode>): This.
744 2012-03-12 Tristan Gingold <gingold@adacore.com>
746 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
747 (ia64_function_arg_advance): Ditto.
749 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
751 * config.gcc (mips*-*-openbsd*): Remove.
752 * config/mips/openbsd.h: Remove.
753 * config/mips/sdb.h: Remove.
755 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
756 * config/mips/mips.c (sdb_label_count): Remove.
757 (mips_debugger_offset): Remove #if 0 code.
758 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
759 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
761 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
763 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
765 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
766 Update binutils references.
767 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
768 Update binutils reference.
769 Update Sun as/GNU ld caveat.
770 Document binutils largefile requirement for LTO plugin.
771 Remove reference to alternate libpthread.
773 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
775 * config.gcc (alpha*-dec-osf5.1*): Remove.
776 * config.host (alpha*-dec-osf*): Remove.
777 * configure.ac (*-*-osf*): Remove.
778 (alpha*-dec-osf*): Remove.
779 * configure: Regenerate.
781 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
782 config/alpha/va_list.h, config/alpha/x-osf: Remove.
784 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
785 * config/alpha/alpha.c (struct machine_function): Update comment.
786 (alpha_start_function): Remove Tru64 UNIX as handling for
788 * config/alpha/alpha.md ("exception_receiver"): Remove
789 TARGET_LD_BUGGY_LDGP.
790 ("*exception_receiver_2"): Likewise.
791 * except.c (finish_eh_generation): Remove Tru64 reference.
792 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
793 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
794 * target.def (handle_pragma_extern_prefix): Remove.
796 * Makefile.in (mips-tfile.o-warn): Remove.
797 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
798 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
799 * mips-tdump.c, mips-tfile.c: Remove.
801 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
803 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
804 (Specific, alpha*-dec-osf5.1): Note removal.
805 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
807 * doc/tm.texi: Regenerate.
808 * doc/trouble.texi (Cross-Compiler Problems): Remove.
810 2012-03-12 Richard Guenther <rguenther@suse.de>
812 * config/arm/arm.c (neon_dereference_pointer): Do not call
813 covert during RTL expansion.
815 2012-03-12 Tristan Gingold <gingold@adacore.com>
817 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
818 Options. Mention -mpointer-size.
820 2012-03-12 Richard Guenther <rguenther@suse.de>
822 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
823 build_nonstandard_integer_type.
825 2012-03-12 Richard Guenther <rguenther@suse.de>
827 * tree.c (signed_or_unsigned_type_for): Use
828 build_nonstandard_integer_type.
829 (signed_type_for): Adjust documentation.
830 (unsigned_type_for): Likewise.
831 * tree-pretty-print.c (dump_generic_node): Use standard names
832 for non-standard integer types if available.
834 2012-03-12 Tristan Gingold <gingold@adacore.com>
836 * config/vms/vms.opt: Add vms-opts.h header.
837 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
839 (-mvms-return-codes): Document.
840 (-mpointer-size): New option.
841 (vms_pointer_size): Add enumeration.
842 * config/vms/vms-opts.h: New file.
843 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
844 __INITIAL_POINTER_SIZE.
845 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
846 (C_COMMON_OVERRIDE_OPTIONS): Define.
847 (DWARF2_ADDR_SIZE): Define.
848 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
849 * config/vms/vms-protos.h (vms_c_common_override_options):
851 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
852 if -mno-pointer-size.
853 (vms_c_common_override_options): New function.
854 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
855 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
856 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
857 and flag_vms_pointer_size.
858 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
859 * config.gcc (*-*-*vms*): Define xm_file.
860 (alpha*-dec-*vms*): Do not define xm_file.
861 (alpha64-dec-*vms*): Remove.
862 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
865 2012-03-12 Jakub Jelinek <jakub@redhat.com>
867 PR tree-optimization/51721
868 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
869 if (int) unsvar cmp CST.
871 2012-03-12 Richard Guenther <rguenther@suse.de>
873 * tree-sra.c (create_access_replacement): Only rename the replacement
874 if we can rewrite it into SSA form. Properly mark register typed
875 replacements that we cannot rewrite with TREE_ADDRESSABLE.
876 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
877 for aggregate or BLKmode results.
879 2012-03-12 Jakub Jelinek <jakub@redhat.com>
881 PR tree-optimization/52533
882 * tree-vrp.c (register_edge_assert_for_2): Use double_int
883 type for mask, only handle shifts by non-zero in-range
884 shift count, for LE_EXPR and GT_EXPR if new_val is
885 maximum, don't add the assertion.
887 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
889 * doc/invoke.texi: Document -mrtm option.
890 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
891 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
892 (ix86_handle_option): Handle OPT_mrtm.
893 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
896 * i386-builtin-types.def (INT_FTYPE_VOID): New.
897 * config/i386/i386-c.c (ix86_target_macros_internal): Define
899 (ix86_target_string): Define -mrtm option.
901 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
903 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
904 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
906 (bdesc_special_args): Ditto.
907 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
908 (ix86_expand_special_args_builtin): Handle new built-in type.
909 (ix86_expand_builtin): Handle XABORT instruction.
910 * config/i386/i386.h (TARGET_RTM): New.
911 * config/i386/i386.md (UNSPECV_XBEGIN): New.
912 (UNSPECV_XEND): Ditto.
913 (UNSPECV_XABORT): Ditto.
914 (UNSPECV_XTEST): Ditto.
921 * config/i386/i386.opt (mrtm): New.
922 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
923 * config/i386/rtmintrin.h: New header.
924 * config/i386/xtestintrin.h: Ditto.
926 2012-03-12 Tristan Gingold <gingold@adacore.com>
928 * ginclude/stddef.h: Adjust previous patch.
929 Use __VMS__ instead of VMS.
931 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
934 Also convert sequences with CC setting arithmetic instruction.
936 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
938 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
939 from C Language Options to Preprocessor Options.
940 (C Dialect Options): Move -no-integrated-cpp documentation
942 (Preprocessor Options): ...to here. Rewrite the description
943 so it makes more sense, and remove discussion of merging front ends.
945 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
947 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
949 (ix86_expand_setmem): Likewise.
951 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
956 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
958 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
959 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
961 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
963 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
965 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
967 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
970 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
971 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/predicates.md (call_insn_operand): Allow
974 constant_call_address_operand in Pmode only.
975 (sibcall_insn_operand): Ditto.
976 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
977 (*call_vzeroupper): Ditto.
979 (*sibcall_vzeroupper): Ditto.
980 (*call_value): Ditto.
981 (*call_value_vzeroupper): Ditto.
982 (*sibcall_value): Ditto.
983 (*sibcall_value_vzeroupper): Ditto.
984 (*indirect_jump): Ditto.
985 (*tablejump_1): Ditto.
986 (indirect_jump): Convert memory address to word mode for TARGET_X32.
988 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
991 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
994 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
995 Use movrt_negc instead of negc pattern for non-SH2A.
997 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
999 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1001 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1002 if Pmode != word_mode.
1003 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1004 Pmode == SImode for TARGET_X32.
1006 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1007 (tls_initial_exec_x32): Likewise.
1009 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1011 PR rtl-optimization/52528
1012 * combine.c (can_combine_p): Add setting of subst_low_luid
1013 before call to expand_field_assignment().
1015 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1017 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
1018 and related program names.
1020 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1022 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
1024 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1028 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1030 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1031 (*movdi_internal_rex64): Use %E operand modifier for lea.
1032 (*movsi_internal): Ditto.
1034 (*lea<mode>_2): Ditto.
1035 (*lea_{3,4,5,6}_zext): Ditto.
1036 (*tls_global_dynamic_32_gnu): Ditto.
1037 (*tls_global_dynamic_64): Ditto.
1038 (*tls_dynamic_gnu2_lea_32): Ditto.
1039 (*tls_dynamic_gnu2_lea_64): Ditto.
1040 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1042 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1044 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1045 redefine to be NULL if the current bit-size is different from the
1046 configured bit-size.
1048 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1049 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1050 set the default tuning. Add asserts to make sure the cpu and tune
1051 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1052 test whether the index is set, instead of > 0.
1053 (rs6000_file_start): Do not reset the default cpu if the current
1054 bit-size is different from the configured bit-size.
1056 2012-03-09 Tristan Gingold <gingold@adacore.com>
1058 * config/vms/vms-crtlmap.map: Add comments.
1059 Add entries needed to build Ada RTS.
1061 2012-03-09 Tristan Gingold <gingold@adacore.com>
1063 * ginclude/stddef.h: Do not define __size_t on VMS.
1065 2012-03-09 Tristan Gingold <gingold@adacore.com>
1067 * c-tree.h (c_default_pointer_mode): New variable.
1068 * c-decl.c (c_default_pointer_mode): New variable.
1069 (c_build_pointer_type): New function.
1070 (grokdeclarator): Call c_build_pointer_type instead
1071 of build_pointer_type.
1073 * config/vms/vms-c.c: Include c-tree.h
1074 (saved_pointer_mode): New variable.
1075 (handle_pragma_pointer_size): New function.
1076 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
1077 (vms_c_register_pragma): Register __pointer_size and
1078 __required_pointer_size pragmas.
1080 2012-03-09 Tristan Gingold <gingold@adacore.com>
1082 * config/vms/vms-c.c (vms_construct_include_filename): New function.
1083 (vms_c_register_includes): Reference it.
1085 2012-03-09 Andrew Pinski <apinski@cavium.com>
1088 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
1090 (tree_ssa_phiopt_worker): Go through all the PHIs for
1091 value_replacement instead of just the singleton one.
1092 (value_replacement): Change return type to int. Return 0 instead of
1094 Allow the middle basic block to contain more than just the defining
1096 Handle non empty middle basic blocks.
1097 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
1099 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
1101 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
1102 array reference and component reference.
1103 (analyze_scalar_evolution_for_address_of): New.
1105 2012-03-08 Jie Zhang <jzhang918@gmail.com>
1108 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
1109 (hwloop_pattern_reg): Fix set but not used warning.
1110 (bfin_reorg_loops): Remove unused parameter.
1111 (bfin_reorg): Update use of bfin_reorg_loops.
1113 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
1115 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
1116 with integer parameters in registers.
1117 (gen_push): Push register in word_mode instead of Pmode.
1118 (ix86_emit_save_regs): Likewise.
1119 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
1120 (gen_pop): Pop register in word_mode instead of Pmode.
1121 (ix86_emit_restore_regs_using_pop): Likewise.
1122 (ix86_expand_prologue): Replace Pmode with word_mode for push
1123 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
1124 restore RAX and R10 in word_mode.
1125 (ix86_emit_restore_regs_using_mov): Restore integer registers
1127 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
1129 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
1130 (ix86_split_long_move): Likewise.
1132 * config/i386/i386.md (W): New.
1133 (*push<mode>2_prologue): Replace :P with :W.
1134 (*pop<mode>1): Likewise.
1135 (*pop<mode>1_epilogue): Likewise.
1136 (push/pop peephole2): Use word_mode scratch registers.
1138 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/predicates.md (indirect_branch_operand): Simplify.
1142 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1144 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1145 for constants in [-63,63].
1147 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1151 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1153 * config/i386/i386.c (ix86_print_operand_address): Only handle
1154 zero-extended DImode addresses.
1156 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1158 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1159 * configure: Regenerate.
1161 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1164 * config/avr/avr.c (avr_mem_clobber): New static function.
1165 (avr_expand_delay_cycles): Add memory clobber operand to
1166 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1167 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1168 (enable_interrupt, disable_interrupt): New expander.
1169 (nopv, sleep, wdr): New expanders.
1170 (delay_cycles_1): Add memory clobber.
1171 (delay_cycles_2): Add memory clobber.
1172 (delay_cycles_3): Add memory clobber.
1173 (delay_cycles_4): Add memory clobber.
1174 (cli_sei): New insn from former "enable_interrupt",
1175 "disable_interrupt" with memory clobber.
1176 (*wdt): New insn from former "wdt" with memory clobber.
1177 (*nopv): Similar, but for "nopv".
1178 (*sleep): Similar, but for "sleep".
1180 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
1181 Kaz Kojima <kkojima@gcc.gnu.org>
1184 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
1185 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
1186 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1188 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1190 * config/i386/predicates.md (x86_64_zext_general_operand): New.
1191 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
1192 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
1194 2012-03-07 Walter Lee <walt@tilera.com>
1196 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1197 REG_CFA_* notes for the stack pointer.
1198 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1199 EH_RETURN_STACKADJ_RTX.
1200 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1201 generate REG_CFA_* notes for the stack pointer.
1202 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1203 by EH_RETURN_STACKADJ_RTX.
1205 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1207 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
1208 when __AVR_3_BYTE_PC__ is defined.
1210 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1212 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
1213 (ix86_print_operand): Handle '^'.
1214 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
1215 using P mode iterator. Add %^ to asm template to conditionally emit
1217 (*rep_movdi_rex64): Ditto.
1218 (*strsetdi_rex_1): Ditto.
1219 (*rep_stosdi_rex64): Ditto.
1220 (*strmov{si,hi,qi}_1): Add %^ to asm template to
1221 conditionally emit addr32 prefix.
1222 (*rep_mov{si,qi}): Ditto.
1223 (*strset{si,hi,qi}): Ditto.
1224 (*rep_stos{si,qi}): Ditto.
1225 (*cmpstrnqi_nz_1): Ditto.
1226 (*cmpstrnqi_1): Ditto.
1227 (*strlenqi_1): Ditto.
1229 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
1231 * config/i386/i386.c (function_value_64): Return pointers in
1232 word_mode instead of Pmode.
1233 (ix86_promote_function_mode): Likewise.
1235 2012-03-07 Richard Guenther <rguenther@suse.de>
1237 * coverage.c (get_gcov_type): Use type_for_mode.
1238 (get_gcov_unsigned_t): Likewise.
1239 * expr.c (store_constructor): Use type_for_mode.
1240 (try_casesi): Likewise.
1241 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
1242 (add_standard_iv_candidates): Use standard type trees.
1243 * dojump.c (do_jump): Remove dead code.
1245 2012-03-07 Richard Guenther <rguenther@suse.de>
1247 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
1249 2012-03-07 Richard Guenther <rguenther@suse.de>
1251 * convert.c (strip_float_extensions): Move ...
1252 * tree.c (strip_float_extensions): ... here.
1254 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1257 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1259 2012-03-07 Richard Guenther <rguenther@suse.de>
1261 * omp-low.c (extract_omp_for_data): Use signed_type_for.
1262 (expand_omp_for_generic): Likewise.
1263 (expand_omp_for_static_nochunk): Likewise.
1264 (expand_omp_for_static_chunk): Likewise.
1265 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
1266 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
1267 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
1268 Use unsigned_type_for.
1269 (vect_create_cond_for_align_checks): Use signed_type_for.
1271 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
1273 PR rtl-optimization/52203
1274 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
1275 all callers to pass NULL except ...
1276 (reset_sched_cycles_in_current_ebb): ... here, save the value
1277 in new variable 'empty'. Increase issue_rate only for
1280 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1283 * Makefile.in: Let install-gcc-ar depend on installdirs,
1284 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1285 Don't double canonicalize if cross-compiling.
1287 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1290 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1291 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1292 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1294 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1297 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1299 * config/avr/avr.md (xload_8): Adjust insn length.
1301 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1304 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1305 if RAMPZ affects reading from RAM.
1307 2012-03-07 Richard Guenther <rguenther@suse.de>
1311 * doc/invoke.texi (Precompiled Headers): Remove sentence that
1312 suggests you can include PCHs from inside another header.
1314 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
1317 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
1319 2012-03-07 Kai Tietz <ktietz@redhat.com>
1321 * doc/invoke.texi (fwritable-relocated-rdata): Document
1322 new Cygwin/MinGW target option.
1323 * config/i386/winnt.c (i386_pe_unique_section): Ignore
1324 reloc if flag -fwritable-relocated-rdata is not set.
1325 (i386_pe_section_type_flags): Likewise.
1326 * config/i386/cygming.opt (fwritable-relocated-rdata):
1327 Add new flag variable flag_writable_rel_rdata.
1329 2012-03-07 Richard Guenther <rguenther@suse.de>
1331 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
1332 precision against gimple constraints.
1334 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
1337 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
1339 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
1340 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
1342 (init_emit_regs): Move associated initialization to...
1343 (init_emit_once): ...here.
1345 2012-03-06 Richard Henderson <rth@redhat.com>
1347 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1348 * config/m68k/sync.md (atomic_test_and_set): Use it.
1349 (atomic_test_and_set_1): Likewise.
1351 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1354 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1355 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1356 (vector_ltgt<mode>): Likewise.
1357 (vector_ordered<mode>): Likewise.
1358 (vector_unordered<mode>): Likewise.
1359 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1361 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1363 * trans-mem.c: New typedef for tm_region_p.
1364 Define vector types for tm_region_p.
1365 (tm_region_init): Replace region_worklist to a vector called
1368 2012-03-06 Richard Guenther <rguenther@suse.de>
1370 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
1371 MEM_REF with constant pointer operand.
1373 2012-03-06 Richard Guenther <rguenther@suse.de>
1376 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1378 2012-03-06 Tristan Gingold <gingold@adacore.com>
1380 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
1381 (external_model_kind): Improve documentation.
1382 (vms_pragma_extern_model): Handle relaxed_redef.
1383 (vms_c_register_pragma): Allow expansion for nomember_alignment.
1385 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
1387 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
1388 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
1389 Some more notes on EIND usage and reorder EIND subsection.
1391 2012-03-06 Tristan Gingold <gingold@adacore.com>
1393 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
1394 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
1396 2012-03-06 Tristan Gingold <gingold@adacore.com>
1398 * config/vms/t-vmsnative (version): Define.
1399 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
1401 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1403 PR rtl-optimization/52250
1404 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1405 to put note list into. Unconditionally call move_bb_info.
1406 (move_bb_info): Do not assert the blocks being in the same region,
1407 just drop the note list if they are not.
1409 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1412 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
1413 and use unified expansion logic.
1414 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
1415 closer to the existing movt insn.
1416 (negc): Rename insn to *negc. Add new expander.
1417 (movnegt): Use xor pattern for T bit negation. Reserve helper
1418 constant for negc pattern.
1419 (*movnegt): New insn and splitter.
1421 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1423 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
1426 2012-03-05 Richard Henderson <rth@redhat.com>
1428 * genemit.c (main): Include "target.h" in insn-emit.c.
1429 * Makefile.in (insn-emit.o): Depend on TARGET_H.
1430 * config/sh/sync.md (atomic_test_and_set): Reference
1431 targetm.atomic_test_and_set_trueval instead of
1432 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
1434 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
1436 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1439 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
1441 * langhooks.c (add_builtin_type): New function.
1442 * langhooks.h (add_builtin_type): Export it.
1443 * config/mep/mep.c (mep_init_builtins): Use it.
1444 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
1446 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1449 * tree.h (BLOCK_SAME_RANGE): Define.
1450 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
1451 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
1452 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
1453 isn't equal to supercontext fragment's fragment chain.
1454 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
1456 (blocks_nreverse_all): Likewise.
1457 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
1458 BLOCK_SUPERCONTEXT to supercontext fragment instead of
1459 supercontext fragment's fragment origin.
1460 * dwarf2out.c (add_high_low_attributes): If stmt has the same
1461 range as its parent (or parents thereof etc.), use the parent's
1462 DW_AT_ranges value instead of creating a new .debug_ranges range.
1464 2012-03-05 Richard Henderson <rth@redhat.com>
1467 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1468 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1469 BIGGEST_ALIGNMENT is aligned.
1471 2012-03-05 Richard Henderson <rth@redhat.com>
1473 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
1474 * config/sh/sh.c: ... here.
1476 2012-03-05 Richard Henderson <rth@redhat.com>
1479 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1480 instead of calling negqi2 directly.
1482 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
1485 * trans-mem.c (tm_region_init): Use last_basic_block.
1487 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1489 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1490 * config/sh/sync.md (atomic_test_and_set): New expander.
1491 (tasb, atomic_test_and_set_soft): New insns.
1492 * config/sh/sh.opt (menable-tas): New option.
1493 * doc/invoke.texi (SH Options): Document it.
1495 2012-03-05 Richard Guenther <rguenther@suse.de>
1497 * cfgloop.c (verify_loop_structure): Verify dominators before
1499 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
1500 dominators from here.
1501 * graphite-scop-detection.c (create_sese_edges): Likewise.
1502 * loop-doloop.c (doloop_optimize_loops): Likewise.
1503 * loop-init.c (loop_optimizer_init): Likewise.
1504 * loop-unroll.c (unroll_and_peel_loops): Likewise.
1505 * loop-unswitch.c (unswitch_loops): Likewise.
1506 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
1507 * tree-parloops.c (parallelize_loops): Likewise. Verify
1508 only when checking is enabled.
1509 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
1511 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1513 * genautomata.c (parse_automata_opt): New static function.
1514 (initiate_automaton_gen): Remove all option handling code. Remove
1515 argc argument. All callers changed.
1516 (main): Call init_rtx_reader_args_cb with the new function as argument.
1518 2012-03-05 Richard Guenther <rguenther@suse.de>
1520 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
1521 * tree-if-conv.c (combine_blocks): Free post-dominator info
1523 * tree-parloops.c (create_parallel_loop): Free and re-compute
1524 dominator info after breaking it.
1526 2012-03-05 Richard Guenther <rguenther@suse.de>
1529 * optabs.h (trapv_unoptab_p): New function.
1530 (trapv_binoptab_p): Likewise.
1531 * optabs.c (expand_binop): Use emit_libcall_block_1 with
1532 a proper equiv_may_trap argument.
1533 (expand_unop): Likewise.
1534 (emit_libcall_block_1): Take extra argument whether the
1535 instruction may trap. Renamed from ...
1536 (emit_libcall_block): ... this. New wrapper.
1538 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1540 PR tree-optimization/51721
1541 * tree-vrp.c (register_edge_assert_for_2): If comparing
1542 lhs of right shift by constant with an integer constant,
1543 add ASSERT_EXPRs for the rhs1 of the right shift.
1545 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
1547 2012-03-05 Richard Guenther <rguenther@suse.de>
1549 * tree.c (integer_zerop): Handle VECTOR_CSTs.
1550 (integer_onep): Likewise.
1551 (integer_all_onesp): Likewise.
1553 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
1555 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1557 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1559 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
1560 instead of TARGET_64BIT.
1562 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1564 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
1567 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1569 * config/i386/i386.c (ix86_print_operand_address): Only handle
1570 zero-extended DImode addresses.
1572 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1574 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
1575 taken and cputaken as bool.
1577 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/constraints.md (Ya): New internal constraint.
1580 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
1581 (*zero_extendsidi2_rex64): Add x,x alternative.
1582 (*zero_extendsidi2): Ditto. Add o,0 alternative.
1583 Remove flags reg clobber. Adjust corresponding splits.
1584 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
1585 zero_extendqisi2 expanders using SWI12 mode iterator.
1586 (zero_extend<mode>si2_and): Macroize insn from
1587 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
1589 (*zero_extend<mode>si2): Macroize insn from
1590 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
1591 (*zero_extend*2_movzbl_and): Remove insn patterns.
1592 (zero_extendqihi2_and): Merge corresponding splitter.
1593 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
1594 (*zero_extend*2_movzbl_and): Remove insn patterns.
1595 (*anddi_1): Split TYPE_IMOVX instructions.
1596 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
1598 (and->zext splitter): Add splitter pattern.
1599 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
1601 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
1603 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
1605 (Debugging Options): Likewise.
1606 (Optimize Options): Likewise.
1607 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
1608 with other architectures. Use official processor names with correct
1609 spelling/capitalization. Fix formatting and grammar issues.
1610 (i386 and x86-64 Windows Options): Similar cleanup here.
1612 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1614 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1616 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1618 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1619 DBX_REGISTER_NUMBER.
1621 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1623 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1624 operand is CONST_INT. Take COSTS_N_INSNS into account.
1625 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
1628 2012-03-02 Richard Henderson <rth@redhat.com>
1630 * optabs.c (expand_atomic_test_and_set): Honor
1631 atomic_test_and_set_trueval even when atomic_test_and_set
1632 optab is not in use.
1634 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1638 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1639 GENERAL_REGS and FP_REGS for SImode.
1641 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1644 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
1645 (absdi2): New expander.
1646 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
1648 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1650 * config/sh/sync.md (atomic_exchange<mode>): New expander.
1651 (atomic_exchange<mode>_soft): New insn.
1653 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1655 * config/sh/sync.md: Update copyright notice dates.
1656 (atomic_compare_and_swap<mode>): Use SImode for return value instead
1658 (atomic_compare_and_swap<mode>_soft): Likewise.
1660 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1663 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
1664 * config/sh/sh.c: Update copyright notice dates.
1665 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
1666 alignment for TARGET_HARD_SH4.
1667 (sh_option_override): Reduce default function alignment. Set
1668 loop alignment to 4 bytes when not optimizing for size.
1670 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
1673 * doc/invoke.texi (floop-flatten): Remove.
1674 * toplev.c (process_options): Remove references to flag_loop_flatten.
1675 * tree-ssa-loop.c (gate_graphite_transform): Same.
1676 * common.opt (floop-flatten): Obsolete.
1677 * graphite-poly.c (apply_poly_transforms): Remove reference to
1679 * Makefile.in (graphite-flattening.o): Remove.
1680 * graphite-flattening.c: Remove.
1682 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1684 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1685 having mode compatible with the mode of previous compare. Substitute
1686 compare mode of previous compare with the mode, compatible
1687 with eliminated and previous compare.
1689 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1691 * config/rs6000/dfp.md (floatdidd2): New define_insn.
1693 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1695 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
1696 compatible with CCGOCmode and CCGCmode.
1698 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1700 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1702 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1704 * config/arm/arm.c (arm_sat_operator_match): New function.
1705 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
1706 * config/arm/arm.md ("insn" attribute): Add "sat" value.
1707 ("SAT", "SATrev"): New code iterators.
1708 ("SATlo", "SAThi"): New code iterator attributes.
1709 ("*satsi_<SAT:code>"): New pattern.
1710 ("*satsi_<SAT:code>_shift"): Likewise.
1711 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
1712 and "shift" attributes.
1713 ("arm_usatsihi"): Add "insn" attribute.
1714 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
1715 by powers of two. Do not allow shift by 32.
1717 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1720 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
1721 to pass the argument in the register of "natural" mode.
1723 2012-03-02 Richard Guenther <rguenther@suse.de>
1725 PR tree-optimization/52406
1726 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1727 (struct indices): Add unconstrained_base member.
1728 (struct dr_alias): Remove unused vops member.
1729 (DR_UNCONSTRAINED_BASE): New define.
1730 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1731 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1732 be an artificial access that covers the whole indexed object,
1733 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1734 plain decl base-objects to their MEM_REF variant.
1735 (dr_may_alias_p): When the base-object of either data reference
1736 has unknown size use only points-to information.
1737 (compute_affine_dependence): Make dumps easier to read and
1739 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1740 DR_REF when looking for packed references.
1741 (vect_supportable_dr_alignment): Likewise.
1743 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
1745 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
1746 Improve conditions for peepholes of loads followed by commutative
1748 * config/arm/ldmstm.md: Regenerated.
1750 2012-03-02 Richard Guenther <rguenther@suse.de>
1752 * BASE-VER: Set to 4.8.0.
1754 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1756 * config.gcc (obsolete): Add all ARM targets using the FPA.
1757 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1758 * doc/install.texi: Avoid references to obsolete ARM ports.
1760 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1762 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1764 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1765 Joern Rennecke <joern.rennecke@embecosm.com>
1767 * doc/extend.texi: Expand and update information on interrupt
1768 attribute for Epiphany.
1770 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1772 * config/sh/sh-protos.h: Update copyright notice dates.
1773 * config/sh/sh.h: Likewise.
1774 * config/sh/sh.md: Likewise.
1775 * config/sh/constraints.md: Likewise.
1776 * config/sh/predicates.md: Likewise.
1778 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1780 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1781 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1783 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1785 * config/sh/constraints.md: Fix comment typo.
1787 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1790 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1791 unsigned HOST_WIDE_INT.
1792 (zvdep_imm64): Likewise.
1793 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1794 (vdepi_and): Likewise.
1795 Likewise for unamed 64-bit patterns.
1796 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1798 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1801 PR rtl-optimization/52417
1802 * cselib.c (cselib_any_perm_equivs): New variable.
1803 (cselib_reset_table): Check that it's not set when not
1804 preserving constants.
1805 (cselib_add_permanent_equiv): Set it.
1806 (cselib_have_permanent_equivalences): New.
1807 (cselib_init, cselib_finish): Reset it.
1808 * cselib.h (cselib_have_permanent_equivalences): Declare.
1809 * alias.c (get_addr): Restore earlier behavior when there
1810 aren't permanent equivalences.
1812 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1814 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1815 * config/v850/v850-modes.def: Fix copyright notice.
1817 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1819 * doc/extend.texi (AVR Built-in Functions): Document
1820 __builtin_avr_flash_segment.
1822 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1823 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1824 (*split.flash_segment): New insn-and-split.
1825 * config/avr/avr.c (avr_init_builtins): Add local variables:
1826 const_memx_void_node, const_memx_ptr_type_node,
1827 char_ftype_const_memx_ptr.
1829 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1831 PR tree-optimization/52445
1832 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1833 add ssa_name_ver, offset and size fields and change store field
1835 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1836 (add_or_mark_expr): Likewise. Only consider previous stores
1837 with the same size and offset.
1838 (nt_init_block): Only look at gimple_assign_single_p stmts,
1839 doesn't look at rhs2.
1841 2012-03-01 Richard Guenther <rguenther@suse.de>
1844 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1845 conversions from integral types to pointer types.
1847 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1849 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1850 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1851 unintentionally removed in r184616.
1853 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1855 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1858 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1859 Uros Bizjak <ubizjak@gmail.com>
1862 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1863 alternatives, add "e" constraint to the new last alternative
1864 and ! to last 3 alternatives.
1866 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1868 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1869 DW_AT_artificial attributes at the end of the processing.
1870 (gen_array_type_die): Likewise.
1871 (gen_enumeration_type_die): Likewise.
1872 (gen_struct_or_union_type_die): Likewise.
1873 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1876 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1879 * expr.c (expand_assignment): If doing misaligned store that doesn't
1880 cover all mode bits, perform a RMW cycle.
1882 PR tree-optimization/52429
1883 * tree-parloops.c (separate_decls_in_region_debug): Return early
1884 if var is LABEL_DECL.
1886 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1888 PR tree-optimization/52424
1889 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1890 calling dom_thread_across_edge.
1892 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1894 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1896 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1898 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1899 * config/avr/avr.c (avr_output_bld): Remove unused function.
1900 (avr_out_sbxx_branch): Use "%T" to print bit position.
1902 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1904 * config/avr/avr.md: Untabify.
1906 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1908 * config/avr/avr.md (eqne): New code iterator.
1909 (*dec-and-branchsi): Use it in text peephole's condition.
1910 (*dec-and-branchhi): Ditto.
1911 (*dec-and-branchqi): Ditto.
1913 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1916 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1917 the device does not have the skip-bug.
1919 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1921 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1922 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1923 -mpretend-cmove): New.
1925 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1928 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1929 doesn't count DEBUG_INSN refs.
1930 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1931 for DEBUG_INSN refs.
1933 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1937 2012-02-20 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/52298
1939 * tree-vect-stmts.c (vectorizable_load): Properly use
1940 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1943 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1946 * gimple.h (gimple_in_transaction): New.
1947 (gimple_set_in_transaction): New.
1948 (struct gimple_statement_base): Add in_transaction field.
1949 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1951 (tree_ssa_lim_initialize): Compute transaction bits.
1952 * tree.h (compute_transaction_bits): Protoize.
1953 * trans-mem.c (tm_region_init): Use the heap to store BB
1955 (compute_transaction_bits): New.
1957 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1959 * gcc.c (display_help): Document --help=common and sort entries
1962 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1964 * doc/install.texi: Document check-$LANG specific shortcuts
1966 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1969 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1971 * config/arm/arm_neon.h: Regenerate.
1972 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1973 (neon_vcgeu): New insn.
1974 (neon_vcgtu): Likewise.
1975 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1976 (ops): Unsigned comparison intrinsics call a different builtin.
1978 2012-02-28 Richard Guenther <rguenther@suse.de>
1981 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1982 ordering for the VEC_CONCAT for two element vectors for
1983 V2SFmode, V2SImode and V2DImode.
1985 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1988 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1989 detecting big-endian triplets.
1991 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1993 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1994 mode if there is no type information available.
1996 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1998 PR tree-optimization/53207
1999 * doc/invoke.texi: Document as experimental and relying on graphite.
2001 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2003 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2004 of initializer to changes from r184614.
2006 2012-02-28 Richard Guenther <rguenther@suse.de>
2008 PR tree-optimization/52395
2009 * tree-sra.c (build_ref_for_offset): Also look at the base
2010 TYPE_ALIGN when figuring out the alignment of the replacement.
2012 2012-02-28 Richard Guenther <rguenther@suse.de>
2014 PR tree-optimization/52402
2015 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2016 mis-aligned types when creating the accesses at the call site.
2018 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2020 * config/avr/builtins.def: New file.
2021 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2022 * config/avr/avr.c (enum avr_builtin_id): Use it.
2023 (avr_init_builtins): Use it. And use avr_bdesc.
2024 (bdesc_1arg): Remove.
2025 (bdesc_2arg): Remove.
2026 (bdesc_3arg): Remove.
2027 (struct avr_builtin_description): Add field n_args.
2028 (avr_bdesc): New static variable using builtins.def.
2029 (avr_expand_builtin): Use it.
2030 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2031 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2032 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2034 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2037 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2038 match only one single hard register with respective hard reg rtx.
2039 (movmemx_<mode>): Ditto.
2040 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2041 insn anatomy of movmem[x]_<mode>.
2042 (avr_out_movmem): Same for printing assembler and operand usage.
2044 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2048 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2049 address spaces located outside of device flash.
2051 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2052 (mcu_type_s): Add field n_flash.
2053 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2054 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2055 (AVR_MCU): Add N_FLASH argument.
2056 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2057 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2058 macro __FLASH<n> if that address space makes sense for the device.
2059 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2060 outside of target flash.
2061 (avr_asm_named_section): Ditto.
2062 (avr_asm_select_section): Ditto.
2063 (avr_addr_space_convert): Ditto.
2064 (avr_emit_movmemhi): Ditto.
2065 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2066 address space is outside of device flash.
2067 (avr_insert_attributes): Ditto.
2068 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2069 avr_current_arch->n_segments.
2071 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2074 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
2075 (*movabs<mode>_2): Likewise.
2077 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2080 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2081 s_register_operand in the test instead of REG_P. Don't call
2082 gen_reg_rtx if it won't be used.
2084 PR tree-optimization/52376
2085 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2087 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2089 * ifcvt.c (noce_get_condition): Check condition variable is not
2090 small_register_classes_for_mode_p before accepting.
2092 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2096 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2099 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2100 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2102 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2104 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2106 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2108 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2110 * config/sh/predicates.md: Remove blank lines.
2111 * config/sh/sh.c: Fix typos in comments.
2112 * config/sh/constraints.md: Likewise.
2113 * config/sh/sh.md: Remove blank lines.
2114 Fix typos in comments. Use ;; as comment characters.
2116 2012-02-26 Walter Lee <walt@tilera.com>
2118 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2119 (replace_mov_pcrel_step2): Ditto.
2121 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2124 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2125 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2126 and locs that reference values newer than the non-canonical value
2127 at hand. Return the canonical value as a worst case.
2128 (memrefs_conflict_p): Walk canonical value's locs.
2131 * cselib.c (preserve_only_constants): Rename to...
2132 (preserve_constants_and_equivs): ... this. Split out...
2133 (invariant_or_equiv_p): ... this. Preserve plus expressions
2134 of other preserved expressions too.
2135 (cselib_reset_table): Adjust.
2136 * var-tracking.c (reverse_op): Use canonical value to build
2139 2012-02-23 Kai Tietz <ktietz@redhat.com>
2141 * config/i386/i386.c (ix86_delegitimize_address): Handle
2142 UNSPEC_PCREL plus displacement.
2144 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2147 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2148 to test for unusedness in st X addressing.
2150 2012-02-24 Richard Guenther <rguenther@suse.de>
2153 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2154 (is_gimple_reg_type): Move inline ...
2155 * gimple.h (is_gimple_reg_type): ... here.
2157 2012-02-24 Richard Guenther <rguenther@suse.de>
2160 * passes.c (execute_function_todo): When verifying SSA form
2161 verify gimple form first.
2162 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2164 2012-02-24 Richard Guenther <rguenther@suse.de>
2167 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2168 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2170 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2172 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2174 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2176 * tree-phinodes.c (make_phi_node): Mark static.
2177 * tree-flow.h (make_phi_node): Remove extern decl.
2178 * doc/gimple.texi (make_phi_node): Remove documentation.
2180 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2182 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2183 * tree-ssa-sccvn.c (print_scc): Ditto.
2185 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2187 * doc/passes.texi (Full redundancy elimination): Fix typo.
2189 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2191 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2193 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2196 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2198 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2201 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2203 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2205 * config/avr/avr.md (code_stdname): Add ior, xor.
2206 (xior): New code iterator.
2207 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2208 (*<code_stdname><mode>qi.byte1-3): Ditto.
2210 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2212 PR tree-optimization/52019
2213 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2216 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2218 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2219 HAVE_INITFINI_ARRAY to work around namespace pollution in
2220 certain versions of newlib system headers.
2221 * config.in: Regenerate.
2222 * configure: Regenerate.
2223 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2224 instead of HAVE_INITFINI_ARRAY.
2226 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2230 is not offsettable memory reference.
2232 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2235 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2236 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2238 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2240 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2241 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2243 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2245 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2246 library on Solaris 8 even without TLS support.
2247 * configure: Regenerate.
2249 2012-02-22 Richard Guenther <rguenther@suse.de>
2252 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2253 for GIMPLE_DEBUG stmts.
2255 2012-02-22 Martin Jambor <mjambor@suse.cz>
2258 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2259 according to the base object.
2261 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2263 PR rtl-optimization/50063
2264 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2265 and 2 (8-bit SP) in operand 2.
2266 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2267 setup to use movhi_sp_r instead of vanilla move to write SP.
2268 Adjust REG_CFA notes to superseed unspec.
2269 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2271 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2272 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2273 irq_state 1 (IRQ known to be on) here.
2275 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2277 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2279 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2280 assign_hard_reg): Likewise.
2282 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2284 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2286 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2289 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2290 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2292 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2294 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2295 prototype from here to...
2296 * config/avr/avr.h: ...here.
2298 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2301 * thumb2.md (thumb2_shiftsi3_short): Split register and
2302 immediate shifts. For register shifts tie operands 0 and 1.
2303 (peephole2 for above): Check that register-controlled shifts
2304 have suitably tied operands.
2306 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2309 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2310 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2311 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2312 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2313 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2314 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2315 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2316 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2317 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2318 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2319 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2320 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2321 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2322 bdver1_ssevector_avx256_unaligned_load,
2323 bdver1_ssevector_sse128_unaligned_load,
2324 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2325 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2326 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2327 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2328 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2329 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2330 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2331 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2332 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2333 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2334 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2335 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2336 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2337 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2338 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2339 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2340 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2341 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2342 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2343 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2344 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2345 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2346 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2347 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2348 bdver1_ssediv_double_load, bdver1_ssediv_double,
2349 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2350 Add "bdver2" attribute.
2352 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2354 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2355 default if possible and not specified otherwise.
2357 2012-02-21 Richard Guenther <rguenther@suse.de>
2360 * gimplify.c (create_tmp_from_val): Use the main variant type
2361 for the type of the temporary we create.
2363 2012-02-21 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/52324
2366 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2367 do not gimplify a MEM_REF address operand if it is already
2370 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2372 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2373 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2375 2012-02-21 Richard Guenther <rguenther@suse.de>
2377 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2378 nested_in_vect_loop.
2380 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2382 PR tree-optimization/52318
2383 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2384 vdef also to non-pure/const call stmts in the sequence.
2386 2012-02-21 Tristan Gingold <gingold@adacore.com>
2388 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
2390 2012-02-20 David S. Miller <davem@davemloft.net>
2392 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2393 don't use the "rd %pc" instruction on v9 for PIC register loads.
2395 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2398 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2399 in a transaction safe function.
2401 2012-02-20 Kai Tietz <ktietz@redhat.com>
2404 * stor-layout.c (place_field): Handle desired_align for
2407 2012-02-20 Richard Guenther <rguenther@suse.de>
2409 PR tree-optimization/52298
2410 * tree-vect-stmts.c (vectorizable_store): Properly use
2411 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2413 (vectorizable_load): Likewise.
2414 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2415 Access DR_STEP after ensuring it is not NULL.
2417 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2419 PR tree-optimization/52286
2420 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2421 optimization use double_int_to_tree instead of build_int_cst_wide,
2422 rewrite to use double_int vars.
2424 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2427 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2429 Remove -e 0 from $gcc_cv_ld invocation.
2430 Only use __GLIBC_PREREQ if defined.
2431 Enable on Solaris since Solaris 8 patch.
2432 (gcc_SUN_LD_VERSION): New macro.
2433 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2434 gcc_SUN_LD_VERSION for version number format.
2435 * configure: Regenerate.
2436 * varasm.c (get_elf_initfini_array_priority_section): Set
2437 SECTION_NOTYPE for non-default priority.
2438 Use get_section instead of get_unnamed_section to emit
2439 .init_array/.fini_array with default priority.
2441 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2443 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2444 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2445 (mips_start_unique_function, mips_output_mips16_rdhwr)
2446 (mips_code_end): New functions.
2447 (TARGET_ASM_CODE_END): Define.
2449 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2451 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2452 to stubs with non-sibling calls.
2454 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2456 * doc/invoke.texi (-fira-* options): Copy-edit.
2457 (ira-* parameters): Copy-edit.
2459 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2461 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2462 GCC coding conventions.
2464 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2466 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2467 when used as adjectives.
2469 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2471 * doc/invoke.texi: Clean up "that"/"which" confusion.
2473 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2475 * system.h: Poison SMALL_REGISTER_CLASSES
2476 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2477 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2479 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2481 PR tree-optimization/52285
2482 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2483 when deciding if a call is a tail call or tail recursion.
2485 2012-02-16 Kai Tietz <ktietz@redhat.com>
2487 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2488 interger-constant displacement for UNSPEC_PCREL.
2490 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2492 PR rtl-optimization/52208
2493 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2494 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2496 PR tree-optimization/52255
2497 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2498 loop->header has virtual PHI, but exit_e->dest doesn't, add
2499 virtual PHI to exit_e->dest and adjust all uses after the loop.
2502 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2503 children with clone_tree_hash, not after it.
2505 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2507 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2508 extended identifiers.
2510 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2513 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2514 a same_body_alias, also test whether e->callee isn't a former
2515 or current clone of the decl this is a same body alias of.
2517 PR translation/52264
2518 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2520 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2522 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2524 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2527 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2528 force_reg instead of copy_to_reg for better optimization. Force
2529 non-register or memory operands into a register.
2531 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2533 * extend.texi: Reserve upper bits of memory model for future use.
2535 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2536 Anatoly Sokolov <aesok@post.ru>
2537 Eric Weddington <eric.weddington@atmel.com>
2540 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2541 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2542 Rewrite initializers for .macro.
2543 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2544 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2545 atxmega32d4, atxmega32x1.
2546 avrxmega4: atxmega64a3, atxmega64d3.
2547 avrxmega5: atxmega64a1, atxmega64a1u.
2548 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2549 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2550 avrxmega7: atxmega128a1, atxmega128a1u.
2551 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2552 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2553 (struct base_arch_s): Rename reserved to xmega_p.
2554 Rename reserved2 to have_rampd.
2555 (AVR_XMEGA): New define.
2556 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2557 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2558 * config/avr/predicates.md (io_address_operand): Take into
2560 (low_io_address_operand): Ditto.
2561 (high_io_address_operand): Ditto.
2562 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2563 (enabled, movhi_sp_r): Use them.
2564 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2565 cpp_define_formatted to built-in define __AVR_ARCH__.
2566 (__AVR_XMEGA__): New built-in define.
2567 (__AVR_HAVE_RAMPD__): New built-in define.
2568 (__AVR_HAVE_RAMPX__): New built-in define.
2569 (__AVR_HAVE_RAMPY__): New built-in define.
2570 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2572 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2573 (avr_option_override): Initialize them.
2574 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2575 (avr_init_expanders): Initialize them. No more block several calls.
2576 (emit_push_sfr): New static function.
2577 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2579 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2580 (avr_print_operand): Print addreeses as symbols for
2581 RAMPX, RAMPY, RAMPD, CCP.
2582 (output_movhi): Handle AVR_XMEGA when writing to SP.
2583 (avr_out_movhi_mr_r_xmega): New static function.
2584 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2585 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2586 __RAMPD__, __CCP__ as needed.
2588 * config/avr/multilib.h: Regenerate.
2589 * config/avr/t-multilib: Regenerate.
2590 * config/avr/avr-tables.opt: Regenerate.
2592 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2594 PR tree-optimization/50561
2595 * graphite-flattening.c (lst_project_loop): Do not
2596 remove old scattering dimensions after flattening.
2597 (lst_do_flatten): Likewise.
2599 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2601 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2602 __builtin_avr_map8, __builtin_avr_map16.
2603 Document __builtin_avr_insert_bits.
2605 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2606 (insert_bits): New insn.
2607 (adjust_len.map_bits): Rename to insert_bits.
2608 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2609 * avr-protos.h (avr_out_map_bits): Remove.
2610 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2611 * config/avr/constraints.md (Cxf,C0f): New.
2612 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2613 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2614 New built-in define __BUILTIN_AVR_INSERT_BITS.
2615 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2616 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2617 (avr_move_bits): Rewrite.
2618 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2620 (avr_map_op_t): New typedef.
2621 (avr_map_op): New static variable.
2622 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2623 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2624 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2625 (bdesc_3arg, avr_expand_triop_builtin): New.
2626 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2627 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2628 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2629 (avr_map_equal_p, avr_map_sig_p): Remove.
2630 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2631 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2632 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2633 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2634 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2635 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2637 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2639 * config/c6x/c6x.md (reserve_cycles): New attribute.
2640 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2641 don't reserve functional units after the branch occurs.
2643 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2646 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2647 functions into non-tm_pure functions.
2649 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2652 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2653 (iterative_hash_canonical_type): Likewise.
2654 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2657 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2659 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2660 sched-group insn, it either remains alone or the entire list is pruned.
2662 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2664 * doc/install.texi (Prerequisites): Fix grammar.
2665 (Configuration): Likewise.
2667 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2669 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2670 MPC as part of GCC before describing configuring with --with-gmp etc.
2671 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2672 sources are present.
2674 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2677 * dwarf2out.c (clone_tree_hash): New function.
2678 (copy_decls_walk): Use it instead of clone_tree.
2680 2012-02-14 Richard Guenther <rguenther@suse.de>
2682 PR tree-optimization/52244
2683 PR tree-optimization/51528
2684 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2685 replacements for integral types.
2687 2012-02-14 Walter Lee <walt@tilera.com>
2689 * config.gcc: Handle tilegx and tilepro.
2690 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2692 Add HAVE_AS_TLS check for tilegx and tilepro.
2693 * configure: Regenerate.
2694 * doc/contrib.texi: Add Mat Hostetter and self.
2695 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2696 Document instruction intrinsics and network accessing intrinsics.
2697 (TILEPro Built-in Functions): New node. Document instruction
2698 intrinsics and network accessing intrinsics.
2699 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2700 (Specific, tilepro-*-linux*): Likewise.
2701 * doc/invoke.texi (TILE-Gx Options): New section.
2702 (TILEPro Options): New section.
2703 * doc/md.texi (TILE-Gx): New section.
2704 (TILEPro): New section.
2705 * common/config/tilegx/tilegx-common.c: New file.
2706 * common/config/tilepro/tilepro-common.c: New file.
2707 * config/tilegx/constraints.md: New file.
2708 * config/tilegx/linux.h: New file.
2709 * config/tilegx/mul-tables.c: New file.
2710 * config/tilegx/predicates.md: New file.
2711 * config/tilegx/sync.md: New file.
2712 * config/tilegx/t-tilegx: New file.
2713 * config/tilegx/tilegx-builtins.h: New file.
2714 * config/tilegx/tilegx-c.c: New file.
2715 * config/tilegx/tilegx-generic.md: New file.
2716 * config/tilegx/tilegx-modes.def: New file.
2717 * config/tilegx/tilegx-multiply.h: New file.
2718 * config/tilegx/tilegx-protos.h: New file.
2719 * config/tilegx/tilegx.c: New file.
2720 * config/tilegx/tilegx.h: New file.
2721 * config/tilegx/tilegx.md: New file.
2722 * config/tilegx/tilegx.opt: New file.
2723 * config/tilepro/constraints.md: New file.
2724 * config/tilepro/gen-mul-tables.cc: New file.
2725 * config/tilepro/linux.h: New file.
2726 * config/tilepro/mul-tables.c: New file.
2727 * config/tilepro/predicates.md: New file.
2728 * config/tilepro/t-tilepro: New file.
2729 * config/tilepro/tilepro-builtins.h: New file.
2730 * config/tilepro/tilepro-c.c: New file.
2731 * config/tilepro/tilepro-generic.md: New file.
2732 * config/tilepro/tilepro-modes.def: New file.
2733 * config/tilepro/tilepro-multiply.h: New file.
2734 * config/tilepro/tilepro-protos.h: New file.
2735 * config/tilepro/tilepro.c: New file.
2736 * config/tilepro/tilepro.h: New file.
2737 * config/tilepro/tilepro.md: New file.
2738 * config/tilepro/tilepro.opt: New file.
2740 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2742 PR tree-optimization/52210
2743 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2744 vect_model_simple_cost with two entry vect_def_type array instead
2745 of an address of dt.
2747 2012-02-14 Richard Guenther <rguenther@suse.de>
2750 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2751 Do not stream DECL_QUALIFIER.
2752 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2753 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2754 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2756 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2759 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2762 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2765 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2766 * cselib.c (cselib_subst_to_values_from_insn): New function.
2767 * sched-deps.c (add_insn_mem_dependence,
2768 sched_analyze_1, sched_analyze_2): Use it.
2770 2012-02-13 Jan Hubicka <jh@suse.cz>
2773 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2775 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2777 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2778 (GTM_SELF_SPECS): Define if not already defined.
2779 (driver_self_specs): Add GTM_SELF_SPECS.
2780 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2781 (GTM_SELF_SPECS): Define.
2782 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2783 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2785 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2787 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2790 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2793 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2794 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2796 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2799 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2801 2012-02-13 Richard Guenther <rguenther@suse.de>
2803 PR translation/52211
2804 * passes.c (enable_disable_pass): Fix typo.
2806 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2809 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2810 XOR for reduce_bit_field if type is unsigned.
2812 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2814 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2815 disallow changes from SFmode to mode with different size in FP regs.
2817 2012-02-12 Robert Millan <rmh@gnu.org>
2818 Gerald Pfeifer <gerald@pfeifer.com>
2820 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2823 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2825 PR rtl-optimization/52175
2826 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2827 to frame-related instructions.
2829 2012-02-10 Jason Merrill <jason@redhat.com>
2832 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2833 (demangle_new_symbols): Fill it.
2834 (scan_linker_output): Walk it.
2835 (start_tweaking): Split out from scan_linker_output.
2836 (maybe_tweak): Update sym->chosen.
2837 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2839 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2842 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2844 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2846 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2847 having the same mode as previous compare.
2849 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2851 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2852 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2853 (nonlocal_goto_internal): Likewise.
2854 (nonlocal_goto): Emit a use and an indirect jump directly.
2856 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2859 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2860 __atomic_{is,always}_lock_free.
2862 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2865 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2866 negative constant address for TARGET_X32.
2868 2012-02-10 Richard Henderson <rth@redhat.com>
2870 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2871 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2872 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2874 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2875 Ira Rosen <irar@il.ibm.com>
2877 PR tree-optimization/50031
2878 * targhooks.c (default_builtin_vectorization_cost): Handle
2880 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2881 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2882 all types of reduction and pattern statements.
2883 (vect_estimate_min_profitable_iters): Likewise.
2884 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2885 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2886 for explicit realigns.
2887 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2888 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2890 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2891 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2892 vec_perm for VSX and handle vec_promote_demote.
2894 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2897 * builtins.c (fold_builtin_atomic_always_lock_free,
2898 expand_builtin_atomic_always_lock_free,
2899 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2900 Return and/or test boolean_true_node/boolean_false_node instead of
2901 integer_one_node/integer_zero_node.
2903 2012-02-10 Jan Hubicka <jh@suse.cz>
2906 * predict.c (predict_paths_for_bb): Prevent looping.
2907 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2909 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2911 * config/arm/arm.c (output_move_double): In one case properly
2912 count number of instructions that will be emitted.
2914 2012-02-10 Richard Guenther <rguenther@suse.de>
2916 PR translation/52193
2917 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2919 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2922 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2924 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2927 * var-tracking.c (emit_note_insn_var_location): If
2928 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2929 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2930 non-NOTE_DURING_CALL_P insn.
2932 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2935 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2937 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2940 * gcc.c (switch_matches) Support switches with separated form,
2943 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2945 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2947 (RAMPZ_ADDR): Ditto.
2948 * config/avr/avr.c (avr_addr_t): New typedef.
2949 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2950 (avr_init_expanders): Initialize it.
2951 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2953 (expand_epilogue): Ditto.
2954 (avr_print_operand): Ditto.
2955 (avr_file_start): Ditto.
2956 (avr_emit_movmemhi): Ditto.
2958 2012-02-08 Richard Guenther <rguenther@suse.de>
2960 PR tree-optimization/46886
2961 * tree-flow.h (do_while_loop_p): Declare.
2962 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2963 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2965 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2967 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2968 always succeed for integers larger than a native word.
2970 2012-02-08 Richard Guenther <rguenther@suse.de>
2972 PR rtl-optimization/52170
2973 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2974 properly handle integer vector modes.
2976 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2978 PR gcov-profile/52150
2979 * coverage.c: Include target.h.
2980 (build_var): Call targetm.strip_name_encoding on the assembler name.
2981 Change one _ into . or $ if the target allows it.
2982 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2984 PR rtl-optimization/52139
2985 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2986 is a BARRIER after emit_insn_after_noloc, move BB_END
2987 to the last non-BARRIER insn before it.
2989 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2992 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2993 (mips_gimplify_va_arg_expr): Call it instead of
2994 std_gimplify_va_arg_expr.
2996 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2998 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2999 message for -mno-pointers-to-nested-function.
3001 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3004 * expr.c (get_inner_reference): If there is an offset, add a negative
3005 bit position to it (if any).
3007 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3009 PR rtl-optimization/52060
3010 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3011 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3012 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3013 and/or i0src_copy2 when needed.
3015 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3017 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3018 or LTOPLUGINSONAME if have_c.
3020 * config/freebsd-spec.h: Add comment about what macros can be defined
3022 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3023 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3026 2012-02-07 Richard Guenther <rguenther@suse.de>
3028 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3029 newline in -alias dumps.
3031 2012-02-07 Kai Tietz <ktietz@redhat.com>
3032 Dave Korn <dave.korn.cygwin@gmail.com>
3035 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3036 Take care that typinfo gets dllexport-attribute.
3038 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3041 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3042 if modifier < EXPAND_SUM call force_operand on the result.
3044 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3046 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3047 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3049 (epiphany_function_type): Replace types for specific interrupts with
3050 EPIPHANY_FUNCTION_INTERRUPT.
3051 (EPIPHANY_INTERRUPT_P): Update.
3052 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3053 New static function.
3054 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3055 <disinterrupt>: Affects type identity.
3056 (epiphany_handle_interrupt_attribute): Handle variable number of
3058 (epiphany_compute_function_type): Update for new
3059 epiphany_function_type definition.
3060 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3061 handlers with a longcall forwarder.
3062 (epiphany_start_function): Handle multiple interrupt arguments and/or
3063 forwarder_section attribute.
3065 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3068 2012-02-07 Alan Modra <amodra@gmail.com>
3071 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3074 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3076 PR tree-optimization/50969
3077 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3078 use vec_perm rather than vector_stmt.
3079 (vect_model_load_cost): Likewise.
3080 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3081 vec_perm to be the same as other vector statements.
3082 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3083 cost of vec_perm for TARGET_VSX.
3085 2012-02-06 Richard Guenther <rguenther@suse.de>
3087 PR tree-optimization/52115
3088 * tree-sra.c (access_has_replacements_p): New function.
3089 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3091 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3094 * trans-mem.c (expand_call_tm): Add an assertion.
3095 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3098 2012-02-06 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/50955
3101 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3102 raise cost of expressions that replace an address with an
3103 expression based on a different pointer.
3105 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3108 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3109 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3111 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3114 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3115 -Weffc++ and specify guidelines come from second edition.
3117 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3119 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3120 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3121 (call_direct_split, call_value_split, call_value_internal_direct)
3122 (call_value_direct_split, call_value_multiple_split): Use jal and
3123 jal_macro attributes.
3125 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3127 * reload1.c (reload_regs_reach_end_p): Replace with...
3128 (reload_reg_rtx_reaches_end_p): ...this function.
3129 (new_spill_reg_store): Update commentary.
3130 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3131 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3132 before setting new_spill_reg_store.
3133 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3134 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3135 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3136 for non-spill reload registers.
3138 2012-02-05 Ira Rosen <irar@il.ibm.com>
3140 PR tree-optimization/52091
3141 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3142 (vect_is_simple_use_1): Likewise.
3143 * tree-vect-loop.c (vectorizable_reduction): Update calls
3144 to vect_is_simple_use_1 and vect_is_simple_use.
3145 (vectorizable_live_operation): Likewise.
3146 * tree-vect-patterns.c (widened_name_p,
3147 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3148 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3149 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3150 vectorizable_shift,vectorizable_operation, vectorizable_store,
3151 vectorizable_load): Likewise.
3152 (vect_is_simple_cond): Add an argument, pass it to
3153 vect_is_simple_use_1.
3154 (vectorizable_condition): Update calls to vect_is_simple_cond,
3156 (vect_is_simple_use): Add an argument, the statement in which
3157 OPERAND is used. Check that if OPERAND's def stmt is a double
3158 reduction phi node, the use is a phi node too.
3159 (vect_is_simple_use_1): Add an argument, pass it to
3161 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3162 to vect_is_simple_use.
3164 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3166 PR rtl-optimization/52095
3167 * modulo-sched.c (dump_insn_locator): New function.
3168 (loop_canon_p, sms_schedule): Use it.
3170 PR rtl-optimization/52113
3171 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3172 even for decomposable shift/zext insns.
3174 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3175 Zdenek Dvorak <ook@ucw.cz>
3177 PR rtl-optimization/52092
3178 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3179 on get_iv_value result.
3181 2012-02-02 Andrew Pinski <apinski@cavium.com>
3185 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3187 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3190 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3192 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3194 PR rtl-optimization/49800
3195 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3196 (sched_finish): Call regstat_free_n_sets_and_refs.
3198 2012-02-02 Jia Liu <proljc@gmail.com>
3200 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3203 2012-02-02 Jan Hubicka <jh@suse.cz>
3204 Tom de Vries <tom@codesourcery.com>
3207 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3208 * varpool.c (varpool_analyze_pending_decls): Likewise.
3210 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3211 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3213 * config.gcc: Add cr16-* support.
3215 * doc/extend.texi: Document cr16 extensions.
3216 * doc/install.texi: Document cr16 install.
3217 * doc/invoke.texi: Document cr16 options.
3218 * doc/md.texi: Document cr16 constraints.
3220 * common/config/cr16/cr16-common.c: New file.
3221 * config/cr16/cr16.c: New file.
3222 * config/cr16/cr16.h: New file.
3223 * config/cr16/cr16.md: New file.
3224 * config/cr16/cr16.opt: New file.
3225 * config/cr16/cr16-protos.h: New file.
3226 * config/cr16/predicates.md: New file.
3227 * config/cr16/constraints.md: New file.
3228 * config/cr16/t-cr16: New file.
3230 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3233 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3234 that operands[2] is either immediate, or q_regs_operand.
3236 PR tree-optimization/52073
3237 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3238 a pattern stmt for pattern uses, ignore uses outside of the loop.
3240 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3242 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3243 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3244 (OUT_AS1, OUT_AS2): Remove.
3246 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3248 PR rtl-optimization/51374
3249 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3250 to cross other volatile_refs_p insns.
3252 2012-02-01 Richard Guenther <rguenther@suse.de>
3254 * doc/invoke.texi (fno-inline): Clarify documentation.
3255 (finline-small-functions): Likewise.
3256 (finline-functions): Likewise.
3257 * common.opt (finline): Adjust comment and documentation.
3258 (finline-small-functions): Clarify documentation.
3259 (finline-functions): Likewise.
3260 (finline-functions-called-once): Likewise.
3262 2012-02-01 Tristan Gingold <gingold@adacore.com>
3264 * c-typeck.c (composite_type): Keep mode for pointers.
3266 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3268 * function.h (regno_reg_rtx): Adjust comment.
3269 * reginfo.c (init_reg_modes_target): Only use the previous mode
3270 if it fits within one register. Remove MIPS comment.
3272 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3275 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3277 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3279 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3280 to srak instruction.
3282 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3284 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3286 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3291 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3293 2012-01-31 Richard Guenther <rguenther@suse.de>
3295 PR tree-optimization/51528
3296 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3299 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3304 * ree.c (add_removable_extension): Change def_map argument
3305 to unsigned *, store in def_map 1 + offset into *insn_list vector
3306 instead of pointers into the vector.
3307 (find_removable_extensions): Adjust caller.
3309 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3311 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3312 Transform all "* quoted-c-code" to { c-code }.
3313 Remove redundant test for "optimize" in combine patterns.
3314 Move (include "avr-dimode.md") to end of file.
3316 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3319 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3320 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3322 2012-01-30 Richard Guenther <rguenther@suse.de>
3324 PR tree-optimization/52028
3325 * tree-loop-distribution.c (ldist_gen): Properly update
3328 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3331 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3332 set_cur_line_info_table if not emitting debug info.
3334 PR tree-optimization/52046
3335 * tree-vect-patterns.c (check_bool_pattern): Give up if
3336 a comparison could throw.
3339 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3341 2012-01-30 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/52045
3344 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3345 SSA form if cfgcleanup did anything.
3347 2012-01-30 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/52045
3350 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3351 before computing final todo.
3353 2012-01-30 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/51528
3356 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3359 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3361 * df-problems.c (df_kill_notes): Check that the use refers
3362 to the note under examination.
3364 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3367 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3368 parameter and use short-lived pseudos.
3369 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3370 (sparc_expand_vector_init): Const-ify local variables and adjust
3371 calls to above functions.
3373 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3375 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3377 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3379 * doc/invoke.texi: Make usage of "compile time" and
3380 "run time"/"runtime" consistent throughout the file.
3382 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3384 * config/alpha/alpha.c (alpha_option_override): Default to
3385 full IEEE compliance mode for Go language.
3387 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3389 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3390 (LINK_SSP_SPEC): Define.
3392 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3395 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3398 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3400 * doc/invoke.texi: Correct hyphenation of "floating point",
3401 "double precision", and related terminology throughout the file.
3403 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3406 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3407 arm_general_register_operand predicate for operand 2 instead of
3410 2012-01-27 Ian Lance Taylor <iant@google.com>
3413 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3414 * builtins.c (expand_builtin_init_trampoline): Add onstack
3415 parameter. Change caller.
3416 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3417 * tree.c (build_common_builtin_nodes): Declare
3418 __builtin_init_heap_trampoline.
3420 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3422 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3423 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3424 * config/avr/avr.c: Ditto.
3425 (avr_regnames): Remove because unused.
3426 * config/avr/avr.md (*cpse.ne): New peephole.
3427 (*cpse.eq): New peephole from former cpse peepholes.
3429 2012-01-27 Michael Eager <eager@eagercon.com>
3431 * config/microblaze.c (microblaze_emit_compare): Correct
3432 test after pcmp instruction.
3434 2012-01-27 Richard Guenther <rguenther@suse.de>
3436 PR tree-optimization/52020
3437 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3439 2012-01-27 Richard Guenther <rguenther@suse.de>
3441 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3442 function non-const/pure.
3444 2012-01-27 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/50444
3447 * tree-sra.c (build_ref_for_offset): Properly adjust the
3448 MEM_REF type for unaligned accesses.
3450 2012-01-27 Richard Guenther <rguenther@suse.de>
3452 PR tree-optimization/50444
3453 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3454 (expand_assignment): Use it. Properly handle misaligned
3455 bases when expanding stores to component references.
3456 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3459 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3462 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3463 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3464 * tree-data-ref.c (find_data_references_in_loop): Make static.
3465 (compute_all_dependences): Change return type to bool. Bail out
3466 for too many datarefs in a loop. Move the hunk resetting the data
3467 dependences vector from ...
3468 (compute_data_dependences_for_loop): ... here. Account for
3469 compute_all_dependences returning false.
3470 (compute_data_dependences_for_bb): Likewise.
3471 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3472 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3474 2012-01-27 Richard Guenther <rguenther@suse.de>
3477 * expr.c (store_field): Use the alias-set of the scratch memory
3480 2012-01-27 Tom de Vries <tom@codesourcery.com>
3482 PR tree-optimization/51990
3483 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3485 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3487 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3490 * var-tracking.c (reverse_op): Don't add any reverse operation
3491 if V already has any constant locations.
3493 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3495 * doc/invoke.texi: Correct usage of "command line" (noun)
3496 vs "command-line" (adjective) throughout.
3498 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3500 * doc/invoke.texi (Language Independent Options): Move
3501 -Wcoverage-mismatch blurb from here....
3502 (Warning Options): ...to here.
3504 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3506 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3507 Set rs6000_always_hint to false for 476.
3509 2012-01-27 Matthias Klose <doko@ubuntu.com>
3511 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3513 * incpath.c (add_standard_paths): Likewise.
3515 2012-01-27 Richard Henderson <rth@redhat.com>
3517 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3518 * config/m68k/sync.md (atomic_test_and_set): Rename from
3519 sync_test_and_setqi and adjust the operands.
3520 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3521 and unconditionally enable.
3523 2012-01-27 Richard Henderson <rth@redhat.com>
3525 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3526 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3527 (ldstub): Rename from ldstubqi.
3528 (ldstub<I24MODE>): Remove.
3530 2012-01-27 Richard Henderson <rth@redhat.com>
3532 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3533 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3534 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3535 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3536 * doc/tm.texi: Rebuild.
3538 2012-01-27 Richard Henderson <rth@redhat.com>
3540 * optabs.c (gen_atomic_test_and_set): Remove default.
3541 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3543 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3545 PR rtl-optimization/51978
3546 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3547 (combine_reaching_defs): Likewise.
3548 (struct re_info): Remove.
3549 (add_removable_extension): Remove x and data arguments,
3550 add insn, insn_list and def_map. Use the arguments directly
3551 instead of using struct re_info.
3552 (find_removable_extensions): Don't call add_removable_extension
3553 through note_stores, instead just call it with single_set
3555 (find_and_remove_re): Pass curr_cand->expr instead of
3556 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3558 2012-01-26 Michael Matz <matz@suse.de>
3560 PR tree-optimization/46590
3561 * cfgexpand.c: Revert last change (r183305).
3562 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3564 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3565 checking for emptiness.
3567 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3570 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3571 non-addressable non-BLKmode base correctly.
3573 2012-01-26 Michael Matz <matz@suse.de>
3575 PR tree-optimization/48794
3576 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3577 regions referenced from RESX/EH_DISPATCH.
3579 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3581 * config/s390/s390.h: Make BRANCH_COST an option.
3582 * config/s390/s390.opt: New option -mbranch-cost.
3584 2012-01-26 Richard Henderson <rth@redhat.com>
3586 Revert 2012-01-24 change:
3587 * trans-mem.c (requires_barrier): Do not instrument thread local
3588 variables and emit save/restore for them.
3590 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3593 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3596 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3598 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3601 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3604 Rename __pgm to __flash.
3605 Rename __pgm1 to __flash1.
3606 Rename __pgm2 to __flash2.
3607 Rename __pgm3 to __flash3.
3608 Rename __pgm4 to __flash4.
3609 Rename __pgm5 to __flash5.
3610 Rename __pgmx to __memx.
3611 * doc/extend.texi (AVR Named Address Spaces)
3612 Rename address space names as indicated above.
3613 * config/avr/avr.c (avr_addrspace): Ditto.
3615 * config/avr/avr-protos.h
3616 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3617 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3618 * config/avr/predicates.md: Ditto.
3619 * config/avr/avr.c Ditto, and
3620 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3621 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3623 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3624 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3625 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3626 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3627 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3628 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3629 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3630 * config/avr/avr.c: Ditto.
3631 * config/avr/avr.md: Ditto.
3633 2012-01-25 Jason Merrill <jason@redhat.com>
3636 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3638 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3640 PR tree-optimization/51987
3641 * tree-data-ref.c (get_references_in_stmt): Handle references in
3642 non-volatile GIMPLE_ASM.
3644 2012-01-25 Richard Guenther <rguenther@suse.de>
3646 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3647 bases are dereferenced.
3649 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3651 PR rtl-optimization/48374
3652 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3654 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3656 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3657 compute_data_dependences_for_loop returns false.
3658 * tree-parloops.c (loop_parallel_p): Likewise.
3660 2012-01-25 Richard Guenther <rguenther@suse.de>
3662 * tree.h (get_pointer_alignment_1): Declare.
3663 * builtins.c (get_pointer_alignment_1): New function.
3664 (get_pointer_alignment): Use it.
3666 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3668 PR rtl-optimization/48308
3669 * combine.c (enum undo_kind): Add UNDO_LINKS.
3670 (struct undo): Add member l to other_contents and where.
3671 (do_SUBST_LINK): New.
3673 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3674 (undo_all): Handle UNDO_LINKS.
3676 2012-01-25 Richard Henderson <rth@redhat.com>
3678 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3681 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3683 * optabs.c (gen_atomic_test_and_set): Use each argument.
3685 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3687 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3688 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3689 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3690 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3691 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3692 TARGET_PAIRED_SINGLE_FLOAT.
3694 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3696 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3697 (in_struct, return_val): Remove MEM documentation.
3698 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3699 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3700 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3702 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3703 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3704 * expr.c (store_field): Likewise.
3705 * function.c (assign_stack_temp_for_type): Likewise.
3706 * ifcvt.c (noce_try_cmove_arith): Likewise.
3707 * reload1.c (reload): Likewise.
3708 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3709 (alpha_set_memflags): Likewise.
3710 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3712 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3714 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3716 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3717 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3718 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3720 * cselib.c (cselib_rtx_varies_p): Delete.
3721 (cselib_invalidate_mem): Update call to canon_true_dependence.
3722 * dse.c (record_store, check_mem_read_rtx): Likewise.
3723 (scan_reads_nospill): Likewise.
3724 * cse.c (check_dependence): Likewise.
3725 (cse_rtx_varies_p): Delete.
3726 * expr.c (safe_from_p): Update call to true_dependence.
3727 * ira.c (validate_equiv_mem_from_store): Likewise.
3728 (memref_referenced_p): Likewise.
3729 * postreload-gcse.c (find_mem_conflicts): Likewise.
3730 * sched-deps.c (sched_analyze_2): Likewise.
3731 * store-motion.c (load_kills_store): Likewise.
3732 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3733 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3734 (compute_transp): Update call to canon_true_dependence.
3736 2012-01-25 Richard Henderson <rth@redhat.com>
3738 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3739 (maybe_emit_atomic_test_and_set): New.
3740 (expand_sync_lock_test_and_set): Use it.
3741 (expand_atomic_test_and_set): Likewise.
3742 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3743 the implementation; clarify implementation defined details.
3744 * doc/md.texi (atomic_test_and_set): Document.
3746 2012-01-25 Richard Henderson <rth@redhat.com>
3748 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3750 2012-01-25 Richard Henderson <rth@redhat.com>
3753 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3754 to effect no-op split.
3756 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3759 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3760 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3761 (BT_FN_VOID_PTR_INT_SIZE): New.
3762 (BT_FN_UINT_UINT_VAR): Remove.
3763 (BT_FN_UINT32_UINT32_VAR): New.
3764 (BT_FN_DOUBLE_VPTR): Remove.
3765 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3767 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3768 (_ITM_changeTransactionMode): Same.
3769 (_ITM_memmoveRtWt): Change return type to void.
3770 (_ITM_memcpyRtWt): Same.
3771 (_ITM_memsetW): Same.
3772 (_ITM_RaRD): Change types to double.
3777 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3779 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3780 Patrick Marlier <patrick.marlier@gmail.com>
3782 * trans-mem.c (requires_barrier): Do not instrument thread local
3783 variables and emit save/restore for them.
3785 2012-01-24 Jason Merrill <jason@redhat.com>
3788 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3789 output static aliases.
3791 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3794 * common.opt (-pie, -shared, pie, shared): Change from Common to
3796 * gcc.c (display_help): Display help for -pie and -shared.
3798 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3801 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3802 Remove note on size/offset limitation.
3803 (AVR Variable Attributes): Add example how to read data located
3804 with progmem. Refer to named address spaces.
3805 * doc/invoke.texi (AVR Options): Fix typo.
3807 2012-01-24 Richard Guenther <rguenther@suse.de>
3809 Forward-port to trunk
3810 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3813 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3814 op0 isn't sufficiently aligned and there is movmisalignM
3815 insn for mode, use it to load op0 into a temporary register.
3817 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3820 * target.def (const_not_ok_for_debug_p): New hook.
3821 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3823 * doc/tm.texi: Regenerated.
3824 * dwarf2out.c (const_ok_for_output_1): If
3825 targetm.const_not_ok_for_debug_p returns true, fail.
3826 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3828 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3830 2012-01-23 Kai Tietz <ktietz@redhat.com>
3833 * config/i386/predicates.md (symbolic_operand): Allow
3834 UNSPEC_PCREL as PIC expression for lea.
3835 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3836 * config/i386/i386.c (ix86_delegitimize_address): Handle
3837 UNSPEC_PCREL for none-MEM, too.
3839 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3841 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3842 (ipa_tm_create_version_alias): Same.
3844 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3847 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3848 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3850 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3851 Patrick Marlier <patrick.marlier@gmail.com>
3852 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3855 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3856 simple_object_start_read.
3858 2012-01-23 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/51895
3862 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3863 parameter decomposition into BLKmode components.
3865 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3867 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3868 fake variables for restrict-qualified pointers whose pointed-to type
3869 contains a placeholder.
3871 2012-01-23 Richard Guenther <rguenther@suse.de>
3873 PR tree-optimization/51949
3874 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3876 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3878 PR rtl-optimization/51933
3879 * ree.c (transform_ifelse): Return true right away if dstreg is
3880 already wider or equal to cand->mode.
3881 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3882 (make_defs_and_copies_lists): Remove defs_list and copies_list
3883 arguments, add state argument, just truncate state->work_list
3884 instead of always allocating and freeing the vector. Assert that
3885 get_defs succeeds instead of returning 2. Changed return type to bool.
3886 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3887 have ext_src_mode, see if it has been modified already with the
3888 right kind of extension and has been extended before from the
3889 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3890 just return true. Remember the original mode in state->modified array.
3891 (combine_reaching_defs): Add state argument. Don't allocate and
3892 free here def_list, copied_list and vec vectors, instead just
3893 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3894 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3895 Add state variable, clear vectors in it, initialize state.modified
3896 if needed. Free all the vectors at the end and state.modified too.
3897 Don't skip a candidate if the extension expression has been modified.
3899 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3902 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3903 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3904 (extra_options) interix.opt -> i386/interix.opt"
3905 (extra_objs):Add winnt-stubs.o
3906 * configure.ac: Add interix to target_os .comm on PE check.
3907 * configure: Regenerate.
3908 * config/interix3.h: Delete and move bits to..
3909 * config/interix.h: Delete and move bits to..
3910 * config/i386/i386-interix3.h: Delete and move bits to..
3911 * config/i386/i386-interix.h: ..here.
3912 (TARGET_CPU_DEFAULT): Remove redefinition.
3913 (TARGET_ASM_CONSTRUCTOR): Undefine.
3914 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3915 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3916 (PTRDIFF_TYPE): Define.
3917 (LONG_DOUBLE_TYPE_SIZE): Define.
3918 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3919 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3920 (TARGET_SECTION_TYPE_FLAGS): Define.
3921 (ASM_DECLARE_FUNCTION_NAME): Define.
3922 (ASM_OUTPUT_EXTERNAL): Define.
3923 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3924 (ASM_OUTPUT_ALIGNED_BSS): Define.
3925 (PCC_BITFIELD_TYPE_MATTERS): Define.
3926 (USE_CONST_SECTION): Define.
3927 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3928 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3929 (SUPPORTS_ONE_ONLY): Remove.
3930 (I386_PE_STRIP_ENCODING): Define.
3931 * config/interix.opt: Delete and move bits to..
3932 * config/i386/interix.opt: ..here. New.
3933 (mpe-aligned-commons): Add.
3934 * config/i386/t-interix: Add copyright header.
3935 (winnt-stubs.o): Add rule.
3937 2012-01-22 Jason Merrill <jason@redhat.com>
3940 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3941 for extra name aliases.
3943 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3945 PR rtl-optimization/51924
3946 * ree.c (combine_set_extension): Improve debugging message.
3947 (combine_reaching_defs): Likewise.
3948 (get_defs): Rename confusingly named variable.
3949 (find_and_remove_re): Skip a candidate if the extension expression has
3952 2012-01-21 Robert Millan <rmh@gnu.org>
3953 Gerald Pfeifer <gerald@pfeifer.com>
3955 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3956 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3958 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3960 PR tree-optimization/51914
3961 * tree-vect-stmts.c (vectorizable_conversion): For
3962 cvt_type && modifier == WIDEN, put temporary with cvt_type
3963 at the beginning of vec_dsts and set vec_dest to temporary
3966 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3968 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3970 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3972 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3973 * config/rs6000/rs6000.c: Likewise.
3975 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3978 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3979 output_move_double on a copy of operands array.
3981 2012-01-20 Cary Coutant <ccoutant@google.com>
3982 Dodji Seketeli <dodji@redhat.com>
3985 * dwarf2out.c (copy_declaration_context): Return ref to parent
3986 of declaration DIE, if necessary.
3987 (remove_child_or_replace_with_skeleton): Add new parameter; update
3988 caller. Place skeleton DIE under parent DIE of original declaration.
3989 Move call to copy_declaration_context to here ...
3990 (break_out_comdat_types): ... from here.
3992 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3994 PR rtl-optimization/51856
3995 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3998 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4001 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4002 hints for neon loads and stores.
4004 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4008 * doc/extend.texi (Named Address Spaces): Split into subsections.
4009 (AVR Named Address Spaces): New subsection.
4010 (M32C Named Address Spaces): New subsection.
4011 (RL78 Named Address Spaces): New subsection.
4012 (SPU Named Address Spaces): New subsection.
4013 (Variable Attributes): New anchor "AVR Variable Attributes".
4014 (AVR Variable Attributes): Rewrite and avoid wording
4015 "address space" in this context.
4016 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4017 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4018 (AVR Built-in Macros): New subsubsection therein.
4019 * doc/md.texi (AVR constraints): Remove "C04", "R".
4021 2012-01-20 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/51903
4024 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4025 when removing stmts.
4027 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4030 * config/arm/arm.c (arm_load_pic_register): Use
4031 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4032 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4033 (arm_pic_static_addr): Likewise.
4034 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4035 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4036 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4037 (pic_load_addr_unified): New.
4039 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4042 * function.c (instantiate_virtual_regs_in_insn): Use
4043 delete_insn_and_edges when removing a wrong asm insn.
4045 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4047 PR rtl-optimization/40761
4048 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4049 Add new member loop_num.
4050 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4051 (ira_build): Remove the parameter.
4053 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4054 (ira.c): Do not build CFG loops for one region allocation. Remove
4055 argument from ira_build call.
4057 * ira-build.c (init_loop_tree_node): New function.
4058 (create_loop_tree_nodes): Use it. Separate the case when CFG
4059 loops are not built.
4060 (more_one_region_p): Check current_loops.
4061 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4063 (add_loop_to_tree): Process loop equal to NULL too.
4064 (form_loop_tree): Separate the case when CFG loops are not built.
4065 Use explicitly number for the root.
4066 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4068 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4069 instead of loop->num.
4070 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4071 (mark_all_loops_for_removal): Ditto.
4072 (remove_unnecessary_regions): Separate the case when CFG loops
4074 (ira_build): Remove the parameter. Use explicit number of regions
4075 when CFG loops are not built.
4077 * ira-color.c (print_loop_title): Separate the case for the root node.
4078 Use loop_num instead of loop->num.
4079 (move_spill_restore): Use loop_num instead of loop->num.
4081 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4082 (change_loop): Ditto.
4083 (change_loop): Use loop_num instead of loop->num.
4085 * ira-lives.c (process_bb_node_lives): Ditto.
4087 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4089 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4091 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4094 * tree-mudflap.c (mf_artificial): New function.
4095 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4096 mx_register_decls, mudflap_enqueue_decl): Use it.
4099 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4100 numbers in the insn pattern.
4102 2012-01-19 Michael Matz <matz@suse.de>
4104 PR tree-optimization/46590
4105 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4106 use it in remembering which conflicts we already created.
4107 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4110 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4113 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4114 (merge_and_complain): Same.
4116 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4119 * config/initfini-array.h: Guard content of the header
4120 with #ifdef HAVE_INITFINI_ARRAY.
4121 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4122 Add initfini-array.h to tm_file here.
4123 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4124 * config.gcc: Don't add initfini-array.h to tm_file here.
4125 * configure: Regenerated.
4127 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4129 PR rtl-optimization/51505
4130 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4131 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4132 (df_note_bb_compute): Update the call to df_kill_notes.
4134 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4136 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4138 2012-01-18 Richard Guenther <rguenther@suse.de>
4140 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4141 of conversions to void *.
4143 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4144 Richard Sandiford <rdsandiford@googlemail.com>
4148 * optabs.h (simplify_expand_binop): Declare.
4149 * optabs.c (simplify_expand_binop): Make global.
4150 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4151 endian targets if the source cannot be exactly covered by word
4154 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4157 * hard-reg-set.h (struct hard_reg_set_container): New type.
4158 * target.h (struct hard_reg_set_container): Forward declare.
4159 * target.def (set_up_by_prologue): New target hook.
4160 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4161 * doc/tm.texi: Regenerated.
4162 * function.c (thread_prologue_and_epilogue_insns): Change
4163 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4164 Call targetm.set_up_by_prologue on it.
4165 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4166 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4168 2012-01-17 Nick Clifton <nickc@redhat.com>
4170 * config/rx/rx.c (rx_can_use_simple_return): New function.
4171 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4172 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4174 2012-01-17 Richard Guenther <rguenther@suse.de>
4177 * expr.c (expand_assignment): Take address-space information
4178 from the address operand of MEM_REF and TARGET_MEM_REF.
4179 (expand_expr_real_1): Likewise.
4181 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4183 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4184 reload dump is requested.
4186 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4189 * trans-mem.c (requires_barrier): Call may_be_aliased.
4191 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4193 PR tree-optimization/51877
4194 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4195 call arguments and fndecls compare equal, instead return false if they
4196 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4197 both SSA_NAMEs that are valueized the same, or they satisfy
4200 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4202 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4204 * configure: Regenerate.
4206 2012-01-16 Jan Hubicka <jh@suse.cz>
4210 * convert.c (convert_to_integer): Use fold_convert for
4211 converting an INTEGER_CST to integer type.
4213 2012-01-16 Jason Merrill <jason@redhat.com>
4216 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4218 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4221 * config/s390/s390.c (s390_chunkify_start): Don't skip
4222 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4223 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4224 If insn is followed by NOTE_INSN_VAR_LOCATION or
4225 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4226 Don't use location of note insns.
4228 PR tree-optimization/51865
4229 * tree-inline.c (tree_function_versioning): Call remap_decl
4230 on DECL_RESULT whenever it has VOID_TYPE_P type.
4232 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4234 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4235 for calls to locally-binding MIPS16 functions if only the return
4236 type uses float regs.
4238 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4239 Richard Sandiford <rdsandiford@googlemail.com>
4241 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4242 (SYMBOL_32_HIGH): Likewise.
4243 (mips_output_tls_reloc_directive): Declare.
4244 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4245 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4246 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4247 (mips_lo_relocs, mips_hi_relocs): Make extern.
4248 (mips16_stub_function): Move up file.
4249 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4250 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4251 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4252 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4253 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4254 (mips_get_tp): Add MIPS16 support.
4255 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4256 Generalize DTPREL and TPREL handling.
4257 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4258 Add MIPS16 TLS support.
4259 (mips_output_tls_reloc_directive): New function.
4260 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4261 * config/mips/predicates.md (symbolic_operand_with_high)
4262 (tls_reloc_operand): New predicates.
4263 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4264 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4265 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4266 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4267 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4268 (*tls_get_tp_mips16_call_<mode>): Likewise.
4270 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4272 PR rtl-optimization/51821
4273 * recog.c (peep2_find_free_register): Determine clobbered registers
4276 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4279 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4280 * config/avr/avr.c: Likewise.
4281 * config/avr/avr.h: Likewise.
4283 2012-01-13 Ian Lance Taylor <iant@google.com>
4286 * tree.h (TYPE_QUALS): Add cast to int.
4287 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4289 2012-01-13 Ian Lance Taylor <iant@google.com>
4291 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4292 comparing param_index to VEC_length result.
4294 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4296 * c-decl.c: Do not include tree-mudflap.h
4297 * tree-optimize.c: Likewise.
4298 * Makefile.in: Update dependencies.
4300 2012-01-13 Richard Guenther <rguenther@suse.de>
4303 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4304 variable-sized result always use RSO.
4306 2012-01-12 DJ Delorie <dj@redhat.com>
4308 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4309 pointer type, not just the default pointer type.
4311 2012-01-09 Richard Henderson <rth@redhat.com>
4312 Denis Chertykov <chertykov@gmail.com>
4315 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4316 * config/avr/avr.c (avr_can_eliminate): Simplify.
4317 (avr_initial_elimination_offset): Likewise.
4318 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4319 (expand_epilogue): Likewise.
4320 (avr_legitimize_address): Gut.
4321 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4322 (avr_hard_regno_nregs): New.
4323 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4324 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4325 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4326 add soft frame pointer.
4327 (CALL_USED_REGISTERS): Likewise.
4328 (REG_CLASS_CONTENTS): Likewise.
4329 (REGISTER_NAMES): Likewise.
4330 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4331 (HARD_FRAME_POINTER_REGNUM): New.
4332 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4333 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4334 remove the HARD_FRAME_POINTER self-elimination.
4336 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4339 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4340 DECL_EXTERNAL when checking for initializers of progmem variables.
4342 2012-01-12 Ira Rosen <irar@il.ibm.com>
4344 PR tree-optimization/51799
4345 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4346 that the last operation is a type demotion.
4348 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4350 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4351 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4353 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4356 * combine.c (distribute_notes): If i3 is a noreturn call,
4357 allow old_size to be equal to args_size and make sure the
4358 noreturn call gets REG_ARGS_SIZE note.
4359 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4360 on noreturn calls even when the delta is 0.
4362 2012-01-11 Nathan Sidwell <nathan@acm.org>
4364 * gcov.c (STRING_SIZE): Remove.
4365 (generate_results): Erase annotations for source files with no
4366 coverage information.
4368 (output_lines): Use it.
4370 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4372 * gimple.h (gimplify_body): Remove first argument.
4373 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4374 pointer set here, instead just pass DATA to walk_tree.
4375 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4376 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4377 (unvisit_body): Likewise, but with unmark_visited.
4378 (gimplify_body): Remove BODY_P argument and adjust.
4379 (gimplify_function_tree): Adjust call to gimplify_body.
4380 * omp-low.c (finalize_task_copyfn): Likewise.
4382 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4384 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4385 (build_function_type_skip_args): Delete.
4386 * tree.c (build_function_type_skip_args): Make static and add
4387 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4388 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4389 pass it to build_function_type_skip_args.
4390 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4391 (tree_function_versioning): Likewise.
4392 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4393 build_function_decl_skip_args.
4394 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4395 and pass it to build_function_decl_skip_args/tree_function_versioning.
4396 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4397 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4398 * trans-mem.c (ipa_tm_create_version): Likewise.
4399 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4400 * tree-inline.c (declare_return_variable): Remove always-true test.
4401 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4402 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4403 * ipa-split.c (split_function): Skip the return value for the split
4404 part if it doesn't return.
4406 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4408 PR tree-optimization/49642
4409 * ipa-split.c (forbidden_dominators): New variable.
4410 (check_forbidden_calls): New function.
4411 (dominated_by_forbidden): Likewise.
4412 (consider_split): Check for forbidden dominators.
4413 (execute_split_functions): Initialize and free forbidden
4414 dominators info; call check_forbidden_calls.
4416 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4418 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4420 2012-01-11 Nick Clifton <nickc@redhat.com>
4422 * config/rx/rx.md (return): Define pattern.
4424 2012-01-11 Richard Guenther <rguenther@suse.de>
4426 * doc/extend.texi (malloc attribute): Adjust according to
4429 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4430 Patrick Marlier <patrick.marlier@gmail.com>
4433 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4434 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4435 (ipa_tm_note_irrevocable): Same.
4436 (ipa_tm_scan_irr_block): Same.
4437 (ipa_tm_decrement_clone_counts): Same.
4438 (ipa_tm_scan_irr_function): Same.
4439 (ipa_tm_create_version_alias): Same.
4440 (ipa_tm_create_version): Same.
4441 (ipa_tm_transform_calls_redirect): Same.
4442 (ipa_tm_transform_calls): Same.
4443 (ipa_tm_transform_transaction): Same.
4444 (ipa_tm_execute): Same.
4446 2012-01-10 Richard Guenther <rguenther@suse.de>
4449 * opts.c (common_handle_option): Handle -Werror.
4451 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4453 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4456 2012-01-10 Jason Merrill <jason@redhat.com>
4458 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4461 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4463 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4464 supports R_386_TLS_GD_PLT reloc.
4465 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4466 supports R_386_TLS_LDM_PLT reloc.
4467 * configure: Regenerate.
4468 * config.in: Regenerate.
4470 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4473 Extend __pgmx semantics to linearize memory.
4474 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4475 determine if code comes inline or from libgcc.
4476 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4477 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4478 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4479 (movmemx_qi, movmemx_hi): New insns.
4480 (xload_<mode>_libgcc): Rewrite to new insn condition.
4481 (xload_<mode>): Remove insns.
4482 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4483 cases that don't satisfy avr_xload_libgcc_p().
4484 (avr_addr_space_convert): Allow converting in any direction.
4485 (avr_addr_space_subset_p): Return always true.
4486 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4487 (avr_emit_movmemhi): Ditto.
4488 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4489 (avr_out_movmem): Ditto.
4490 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4491 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4492 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4493 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4494 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4496 2012-01-10 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/50913
4499 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4500 Require data-refs to be representable by Graphite with respect
4503 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4505 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4506 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4508 2012-01-10 Tom de Vries <tom@codesourcery.com>
4510 PR rtl-optimization/51271
4511 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4512 handling annulled branch.
4514 2012-01-10 Richard Henderson <rth@redhat.com>
4516 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4517 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4518 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4519 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4520 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4521 arm_expand_vec_perm_const): New.
4522 * config/arm/arm-protos.h: Update.
4523 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4524 (*neon_vswp<VDQX>): New.
4525 (neon_vcombine<VDX>): Use neon_split_vcombine.
4526 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4527 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4528 (vec_perm<VE>): New.
4530 2012-01-10 Richard Henderson <rth@redhat.com>
4532 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4533 use it if reload_completed.
4534 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4535 arm_output_asm_insn, arm_process_output_memory_barrier,
4536 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4537 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4538 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4539 arm_process_output_sync_insn, arm_output_sync_insn,
4540 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4541 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4542 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4543 (emit_unlikely_jump): New.
4544 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4545 (arm_split_atomic_op): New.
4546 * config/arm/arm-protos.h: Update.
4547 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4548 (struct arm_sync_generator): Remove.
4549 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4550 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4551 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4552 (VUNSPEC_LL, VUNSPEC_SC): New.
4553 (sync_result, sync_memory, sync_required_value, sync_new_value,
4554 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4555 (attr length): Don't use arm_sync_loop_insns.
4556 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4557 (movsfcc, movdfcc): Likewise.
4558 * config/arm/constraints.md (Ua): New.
4559 * config/arm/prediates.md (mem_noofs_operand): New.
4560 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4561 (sync_clobber, sync_t2_reqd): Remove.
4562 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4563 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4564 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4565 (arm_sync_compare_and_swap<SIDI>): Remove.
4566 (arm_sync_compare_and_swap<NARROW>): Remove.
4567 (arm_sync_lock_test_and_set<SIDI>): Remove.
4568 (arm_sync_lock_test_and_set<NARROW>): Remove.
4569 (arm_sync_new_<syncop><SIDI>): Remove.
4570 (arm_sync_new_<syncop><NARROW>): Remove.
4571 (arm_sync_new_nand<SIDI>): Remove.
4572 (arm_sync_new_nand<NARROW>): Remove.
4573 (arm_sync_old_<syncop><SIDI>): Remove.
4574 (arm_sync_old_<syncop><NARROW>): Remove.
4575 (arm_sync_old_nand<SIDI>): Remove.
4576 (arm_sync_old_nand<NARROW>): Remove.
4577 (*memory_barrier): Merge arm_output_memory_barrier.
4578 (atomic_compare_and_swap<QHSD>): New.
4579 (atomic_compare_and_swap<NARROW>_1): New.
4580 (atomic_compare_and_swap<SIDI>_1): New.
4581 (atomic_exchange<QHSD>): New.
4582 (cas_cmp_operand, cas_cmp_str): New.
4583 (atomic_op_operand, atomic_op_str): New.
4584 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4585 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4586 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4587 (arm_load_exclusive<NARROW>): New.
4588 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4589 (arm_store_exclusive<QHSD>): New.
4591 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4593 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4594 reload patterns if -mvsx-scalar-memory.
4596 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4597 generated, even -mno-vsx-scalar-double was used.
4598 (vsx_xscvdpsp_scalar): Likewise.
4599 (vsx_xscvspdp_scalar2): Likewise.
4601 2012-01-09 Tom de Vries <tom@codesourcery.com>
4602 Andrew Pinski <apinski@cavium.com>
4605 * reorg.c (fill_slots_from_thread): Don't speculate
4606 frame-related insns.
4608 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4610 * sched-int.h (bb_note): Move to...
4611 * basic-block.h: ...here.
4612 * haifa-sched.c (bb_note): Move to...
4613 * cfgrtl.c: ...here.
4614 * function.c (next_block_for_reg): New function.
4615 (move_insn_for_shrink_wrap): Likewise.
4616 (prepare_shrink_wrap): Rewrite to use the above.
4618 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4620 * gimple.c (is_gimple_non_addressable): Remove.
4621 * gimple.h: Remove is_gimple_non_addressable.
4622 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4623 is_gimple_non_addressable.
4624 * trans-mem.c (expand_assign_tm): Same.
4626 2012-01-09 Richard Guenther <rguenther@suse.de>
4628 PR tree-optimization/51775
4629 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4630 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4632 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4634 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4636 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4638 2012-01-09 Richard Guenther <rguenther@suse.de>
4640 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4642 2012-01-08 Jan Hubicka <jh@suse.cz>
4644 PR tree-optimize/51680
4645 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4646 on when known_vals needs to be computed; cleanup.
4648 2012-01-08 Jan Hubicka <jh@suse.cz>
4650 PR tree-optimize/51694
4651 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4653 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4655 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4656 for -std=c++98 and -std=c++11 too.
4658 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4660 * cfgloop.c (cancel_loop): Add free() of bbs array.
4662 2012-01-07 Jan Hubicka <jh@suse.cz>
4664 PR tree-optimization/51600
4665 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4666 that benefits small functions.
4668 2012-01-07 Jan Hubicka <jh@suse.cz>
4670 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4672 2012-01-07 Jan Hubicka <jh@suse.cz>
4674 PR tree-optimization/51680
4675 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4676 whose inlining reduce unit size.
4678 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4681 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4682 Add canonical node to containing_mem chain after the non-canonical
4683 one, even if there weren't any locs to propagate.
4684 (remove_useless_values): Keep only canonical values.
4685 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4686 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4687 canonicalize mem_chain elements that are not discarded.
4689 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4692 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4693 before emitting functions.
4695 PR gcov-profile/50127
4696 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4697 clear_aux_for_blocks.
4699 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4702 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4704 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4706 * c-decl.c (ext_block): Moved up.
4707 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4709 2012-01-06 Han Shen <shenhan@google.com>
4711 Translate built-in include paths for sysroot.
4712 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4713 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4715 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4716 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4718 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4719 control whether sysroot should be prepended to gxx include dir.
4721 * configure: Regenerate.
4723 2012-01-06 Torvald Riegel <triegel@redhat.com>
4725 PR rtl-optimization/51771
4726 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4727 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4729 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4731 PR tree-optimization/51315
4732 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4733 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4735 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4738 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4739 for shrp pattern. Correctly handle and fixup shift variable.
4740 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4742 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4745 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4746 note when !ACCUMULATE_OUTGOING_ARGS.
4748 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4750 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4752 (extract_range_from_unary_expr_1): Avoid useless computations.
4754 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4756 PR rtl-optimization/51767
4757 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4758 of jump_block and add an extra edge for degenerated asm gotos.
4761 * stmt.c (check_unique_operand_names): Don't ICE during error
4762 reporting if i is from labels chain.
4765 * profile.c (branch_prob): Split bbs that have exit edge
4766 and need a fake entry edge too.
4768 2012-01-05 Jan Hubicka <jh@suse.cz>
4771 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4774 2012-01-05 Richard Guenther <rguenther@suse.de>
4777 * tree-streamer-out.c (write_ts_optimization): New function.
4778 (streamer_write_tree_body): Call it.
4779 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4780 (streamer_read_tree_body): Call it.
4781 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4783 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4786 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4787 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4788 in_cleanup_point_expr before gimplify_stmt call and restore it
4790 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4791 in_cleanup_point_expr is false.
4793 2012-01-05 Richard Guenther <rguenther@suse.de>
4796 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4798 * toplev.c (process_options): Reject combining mudflap and LTO.
4799 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4801 2012-01-05 Richard Guenther <rguenther@suse.de>
4803 PR tree-optimization/51760
4804 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4806 (bit_value_unop): Handle UNDEFINED operands.
4807 (bit_value_binop): Likewise.
4809 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4811 * config/avr/avr.c (avr_replace_prefix): Remove.
4812 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4813 (avr_asm_function_rodata_section): Ditto.
4814 (avr_asm_select_section): Ditto.
4816 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4818 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4821 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4824 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4825 calls that have any non-fake successor edges.
4828 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4830 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4832 PR tree-optimization/51624
4833 * tree-sra.c (build_ref_for_model): When replicating a chain of
4834 COMPONENT_REFs, stop as soon as the offset would become negative.
4836 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4839 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4840 in .debug_loc on the floor.
4842 2012-01-04 Andrew Pinski <apinski@cavium.com>
4844 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4846 2012-01-04 Andrew Pinski <apinski@cavium.com>
4847 Adam Nemet <anemet@caviumnetworks.com>
4849 * config/mips/mips.md (size): Add SI and DI.
4850 (SIZE): New mode attribute.
4851 (U): New code attribute.
4852 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4853 (mips_lbux_<mode>): Delete.
4854 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4855 (mips_lhx): Use gen_mips_lhx_extsi.
4856 (mips_lhx_<mode>): Delete.
4858 (mips_l<size>x): New expand.
4859 (mips_lwx_<mode>): Delete.
4860 (mips_l<GPR:size>x_<P:mode>): New pattern.
4861 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4862 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4863 * config/mips/mips.c (mips_lx_address_p): New function.
4864 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4865 (dsp64): New availability predicate.
4866 (mips_builtins): Add an entry for __builtin_mips_ldx.
4867 * config/mips/mips.h (ISA_HAS_LBX): New define.
4868 (ISA_HAS_LBUX): Likewise.
4869 (ISA_HAS_LHX): Likewise.
4870 (ISA_HAS_LHUX): Likewise.
4871 (ISA_HAS_LWX): Likewise.
4872 (ISA_HAS_LWUX): Likewise.
4873 (ISA_HAS_LDX): Likewise.
4874 * doc/extend.texi (__builtin_mips_ldx): Document.
4876 2012-01-04 Tristan Gingold <gingold@adacore.com>
4878 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4879 when long pointers are used.
4880 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4881 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4882 (ia64-hp-*vms*): Remove.
4883 * config/vms/xm-vms64.h: Delete.
4885 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4888 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4890 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4892 * opts.c (finish_options): Remove duplicate sorry.
4894 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4897 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4900 2012-01-04 Richard Guenther <rguenther@suse.de>
4903 * tree.c (size_low_cst): New function.
4904 * tree.h (size_low_cst): Declare.
4905 * fold-const.c (fold_comparison): Use it to extract the low
4906 part of the POINTER_PLUS_EXPR offset.
4908 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4910 Fix clearing ZERO_REG
4911 * config/avr/avr.md (cc): Add alternative "ldi".
4912 (movqi_insn): Use it in cc attribute.
4913 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4914 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4915 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4917 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4919 * configure: Regenerate.
4921 2012-01-04 Richard Guenther <rguenther@suse.de>
4923 PR tree-optimization/49651
4924 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4925 (var_can_have_subvars): Use it.
4926 (get_constraint_for_1): Only consider subfields if there can be any.
4928 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4931 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4932 to its new canonical_cselib_val and the cselib_val was in
4933 first_containing_mem chain, but the canonical_cselib_val was not,
4934 add the latter into the chain.
4935 (cselib_invalidate_mem): Compare canonical_cselib_val of
4936 addr_list chain elt with v.
4939 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4940 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4942 (output_macinfo_op): Don't ggc_strdup fd->filename.
4943 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4944 then ggc_strdup it. Don't free inc->info or cur->info.
4945 (output_macinfo): Don't free ref->info or file->info.
4947 2012-01-03 Ira Rosen <irar@il.ibm.com>
4949 PR tree-optimization/51269
4950 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4951 first_niters a pointer.
4952 (slpeel_tree_peel_loop_to_edge): Likewise.
4953 (vect_do_peeling_for_loop_bound): Update call to
4954 slpeel_tree_peel_loop_to_edge.
4955 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4956 here. Remove it from the parameters list.
4957 (vect_do_peeling_for_alignment): Update calls and compute
4960 2012-01-03 Richard Guenther <rguenther@suse.de>
4962 PR tree-optimization/51070
4963 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4964 Properly handle calls.
4966 2012-01-03 Richard Guenther <rguenther@suse.de>
4968 PR tree-optimization/51692
4969 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4970 the LHS of allocation stmts.
4972 2012-01-03 Olivier Hainque <hainque@adacore.com>
4974 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4976 2012-01-03 Olivier Hainque <hainque@adacore.com>
4978 * collect2.c (main): In AIX specific computations for vector
4979 insertions, use CONST_CAST2 to cast from char ** to const char **.
4981 2012-01-03 Richard Guenther <rguenther@suse.de>
4984 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4985 the context of a limbo DIE when it does not already exist.
4987 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4989 PR tree-optimization/51719
4990 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4991 but direct call is, clear direct call's lhs and don't add fallthrough
4992 edge from dcall_bb to join_bb and PHIs.
4994 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4996 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4997 the instructions emitted by the pattern.
4998 ("*TDC_insn_<mode>"): Add comment.
5000 2012-01-03 Richard Guenther <rguenther@suse.de>
5003 * fold-const.c (fold_comparison): Properly canonicalize
5004 tree offset and HOST_WIDE_INT bit position.
5006 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5008 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5009 operands for extzv pattern.
5011 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5014 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5017 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5019 * doc/invoke.texi (-flto and related options): Copy-edit.
5021 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5023 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5025 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5027 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5030 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5032 * expr.h (move_by_pieces_ninsns): Declare.
5033 * expr.c (move_by_pieces_ninsns): Make external.
5034 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5035 (mips_store_by_pieces_p): Likewise.
5036 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5037 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5038 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5039 (mips_store_by_pieces_p): Likewise.
5041 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5043 * passes.c (register_one_dump_file): Free full_name.
5045 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5046 (calculate_elim_costs_all_insns): Free offsets_at and
5047 offsets_known_at at the end and clear the pointers.
5049 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5051 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5052 this option introduced in r180739.
5054 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5057 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5058 (tmake_file target=avr): Add avr/t-multilib.
5060 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5061 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5062 * config/avr/genmultilib.awk: New file.
5063 * config/avr/t-multilib: New auto-generated file.
5064 * config/avr/multilib.h: New auto-generated file.
5065 * config/avr/t-avr (AVR_MCUS): New variable.
5066 (genopt.sh): Use it.
5067 (s-mlib): Depend on t-multilib.
5068 (t-multilib, multilib.h): New dependencies.
5069 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5070 (MULTILIB_OPTIONS): Remove.
5071 (MULTILIB_MATCHES): Remove.
5072 (MULTILIB_DIRNAMES): Remove.
5073 (MULTILIB_EXCEPTIONS): Remove:
5074 * config/avr/genopt.sh: Don't use hard coded file name;
5075 pass AVR_MCUS from t-avr instead.
5077 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5079 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5081 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5083 Implement light-weight DImode support.
5084 * config/avr/avr-dimode.md: New file.
5085 * config/avr/avr.md: Include it.
5086 (adjust_len): Add plus64, compare64.
5087 (HIDI): Remove code iterator.
5088 (code_stdname): New code attribute.
5089 (rotx, rotsmode): Remove DI.
5090 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5092 * config/avr/avr-protos.h (avr_have_dimode): New.
5093 (avr_out_plus64, avr_out_compare64): New.
5094 * config/avr/avr.c (avr_out_compare): Handle DImode.
5095 (avr_have_dimode): New variable definition and initialization.
5096 (avr_out_compare64, avr_out_plus64): New functions.
5097 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5098 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5099 (avr_compare_pattern): Skip DImode comparisons.
5101 2012-01-02 Revital Eres <revital.eres@linaro.org>
5103 * ddg.c (def_has_ccmode_p): New function.
5104 (add_cross_iteration_register_deps,
5105 create_ddg_dep_from_intra_loop_link): Call it.
5107 2012-01-02 Richard Guenther <rguenther@suse.de>
5110 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5112 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5114 * gcc.c (process_command): Update copyright notice dates.
5115 * gcov.c (print_version): Likewise.
5116 * gcov-dump.c (print_version): Likewise.
5117 * mips-tfile.c (main): Likewise.
5118 * mips-tdump.c (main): Likewise.
5120 2012-01-01 Ira Rosen <irar@il.ibm.com>
5122 PR tree-optimization/51704
5123 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5124 a use is inside the basic block or loop before accessing its vect info.
5126 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5128 PR rtl-optimization/51069
5129 * cfgloopmanip.c (remove_path): Removing path making irreducible
5130 region unconditional makes BB part of the region.
5132 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5134 PR tree-optimization/51683
5135 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5136 calls with side-effects.
5137 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5139 Copyright (C) 2012 Free Software Foundation, Inc.
5141 Copying and distribution of this file, with or without modification,
5142 are permitted in any medium without royalty provided the copyright
5143 notice and this notice are preserved.