+2011-12-14 Richard Henderson <rth@redhat.com>
+
+ * config/arm/arm.md (*addsi3_compare0_scratch): Set predicable.
+ (*compare_negsi_si, *compare_addsi2_op0): Likewise.
+ (*compare_addsi2_op1, *zeroextractsi_compare0_scratch): Likewise.
+ (*compareqi_eq0, *arm_cmpsi_insn, *arm_cmpsi_negshiftsi_si): Likewise.
+
+2011-12-14 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (replace_uses_by): Fixup TREE_CONSTANT for
+ propagating all kinds of constants.
+
+2011-12-14 Richard Guenther <rguenther@suse.de>
+
+ PR lto/51497
+ * lto-streamer-in.c (lto_read_body): Fixup local types
+ TYPE_CANONICAL and variant chain.
+
+2011-12-14 Richard Guenther <rguenther@suse.de>
+
+ * tree.c (free_lang_data_in_type): Do not clear fields
+ dependent on debuginfo level setting.
+ (find_decls_types_r): Use TYPE_STUB_DECL rathern than TREE_CHAIN.
+ * tree.h (TYPE_STUB_DECL): Properly check that we access
+ a type.
+
+2011-12-14 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/50931
+ * config/avr/avr.md (mulpsi3): New expander.
+ (*umulqihipsi3, *umulhiqipsi3): New insns.
+ (*mulsqipsi3.libgcc, *mulpsi3.libgcc): New insns.
+ (mulsqipsi3, *mulpsi3): New insn-and-splits.
+ (ashlpsi3): Turn to expander. Move insn code to...
+ (*ashlpsi3): ...this new insn.
+
+2011-12-14 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (replace_uses_by): Only mark blocks altered
+ that will make a difference. Only recompute ADDR_EXPR
+ invariantness if it could possibly have changed. Do so
+ before folding the statement.
+
+2011-12-13 Eric Botcazou <ebotcazou@adacore.com>
+
+ * lto-streamer-out.c (write_symbol): Use proper 64-bit host type.
+ * lto-cgraph.c (input_cgraph_opt_section): Use 'int' for offsets.
+ * lto-streamer-in.c (lto_read_body): Likewise.
+ (lto_input_toplevel_asms): Likewise.
+ * lto-section-in.c (lto_create_simple_input_block): Likewise.
+ * ipa-inline-analysis.c (inline_read_section): Likewise.
+ * ipa-prop.c (ipa_prop_read_section): Likewise.
+
+ * df.h (DF_NOTE): Fix typo in comment.
+
+2011-12-13 Aldy Hernandez <aldyh@redhat.com>
+
+ * trans-mem.c (ipa_tm_create_version_alias): Set DECL_CONTEXT and
+ DECL_LANG_SPECIFIC.
+
+2011-12-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * regmove.c (fixup_match_2): Only access call_used_regs with hard
+ regs.
+
+2011-12-13 Andrew Pinski <apinski@cavium.com>
+ Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips-cpus.def: Add Octeon2.
+ * config/mips/mips-tables.opt: Regenerate.
+ * config/mips/mips.md (define_attr "cpu"): Add Octeon2.
+ * config/mips/driver-native.c (host_detect_local_cpu): Support Octeon2.
+ * config/mips/octeon.md (octeon_arith): Add Octeon2.
+ (octeon_condmove): Likewise.
+ (octeon_load): Rename to ..
+ (octeon_load_o1): this.
+ (octeon_load_o2): New reserve.
+ (octeon_cop_o2): New reserve.
+ (octeon_store): Match Octeon2 also.
+ (octeon_brj): Rename to ..
+ (octeon_brj_o1): this.
+ (octeon_brj_o2): New reserve.
+ (octeon_imul3): Rename to ...
+ (octeon_imul3_o1): this.
+ (octeon_imul3_o2): New reserve.
+ (octeon_imul): Rename to ...
+ (octeon_imul_o1): this.
+ (octeon_imul_o2): New reserve.
+ (octeon_mfhilo): Rename to ...
+ (octeon_mfhilo_o1): This.
+ (octeon_mfhilo_o2): New reserve.
+ (octeon_imadd): Rename to ...
+ (octeon_imadd_o1): this.
+ (octeon_imadd_o2): New reserve.
+ (octeon_idiv): Rename to ..
+ (octeon_idiv_o1): This.
+ (octeon_idiv_o2_si): New reserve.
+ (octeon_idiv_o2_di): Likewise.
+ (octeon_unknown): Match Octeon2 also.
+ * config/mips/mips.c (mips_rtx_cost_data): Add Octeon2 cost data.
+ (mips_issue_rate): Octeon2 can issue 2 at a time.
+ * config/mips/mips.h (TARGET_OCTEON): Match Octeon2 also.
+ (TARGET_OCTEON2): New define.
+ (TUNE_OCTEON): Match Octeon2 also.
+
+2011-12-13 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/tso.h: New file.
+ * config.gcc (sparc-*-linux*, sparc*-*-solaris2*): Use it.
+ * config/sparc/sparc.c (sparc_option_override): Honor
+ SUBTARGET_DEFAULT_MEMORY_MODEL.
+ * config/sparc/sparc.h (SUBTARGET_DEFAULT_MEMORY_MODEL): New.
+
+2011-12-13 Aldy Hernandez <aldyh@redhat.com>
+
+ PR middle-end/51443
+ * trans-mem.c (struct diagnose_tm): Remove saw_unsafe.
+ (diagnose_tm_1): Same.
+ (ipa_tm_execute): Do not test tm_may_enter_irr before we set it.
+ (ipa_tm_scan_irr_function): Return gracefully when no
+ DECL_STRUCT_FUNCTION.
+ (ipa_tm_scan_irr_block): Believe the user on TM attributes.
+
+2011-12-13 Martin Jambor <mjambor@suse.cz>
+
+ PR middle-end/50628
+ * tree-sra.c (propagate_subaccesses_across_link): Do not propagate
+ sub-accesses of scalar accesses.
+
+2011-12-13 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/51362
+ * ipa-cp.c (estimate_local_effects): When estimated size of a
+ specialized clone is zero, bump it to one.
+
+2011-12-13 Richard Guenther <rguenther@suse.de>
+
+ PR lto/48354
+ * tree.c (find_decls_types_r): Also walk DECL_ORIGINAL_TYPE.
+ * tree-streamer-in.c (lto_input_ts_decl_non_common_tree_pointers):
+ Stream DECL_ORIGINAL_TYPE.
+ * tree-streamer-out.c (write_ts_decl_non_common_tree_pointers):
+ Likewise.
+
+2011-12-13 Jakub Jelinek <jakub@redhat.com>
+
+ Revert
+ 2011-12-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/51481
+ * gimple-fold.c (gimple_fold_call): Call
+ maybe_clean_or_replace_eh_stmt. Avoid optimization if stmt has EH
+ edges, but gimple_fold_builtin result can't throw.
+
+2011-12-13 Jakub Jelinek <jakub@redhat.com>
+ Michael Matz <matz@suse.de>
+
+ PR tree-optimization/51117
+ * tree-eh.c (sink_clobbers): New function.
+ (execute_lower_eh_dispatch): Call it for BBs ending with
+ internally throwing RESX.
+ * cfgexpand.c (add_scope_conflicts_1): Add all conflicts only
+ at the first real instruction.
+
+2011-12-13 Tristan Gingold <gingold@adacore.com>
+
+ * final.c (final_scan_insn): Guard the call to begin_epilogue
+ debug hook.
+
+2011-12-13 Tristan Gingold <gingold@adacore.com>
+
+ * vmsdbgout.c (vmsdbgout_write_source_line): New function.
+ (vmsdbgout_end_prologue): Call vmsdbgout_write_source_line.
+ (vmsdbgout_begin_epilogue): Likewise.
+ (vmsdbgout_end_epilogue): Likewise.
+ (vmsdbgout_source_line): Move code to vmsdbgout_write_source_line.
+
+2011-12-13 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/51481
+ * tree-cfg.c (replace_uses_by): Pass proper arguments to
+ maybe_clean_or_replace_eh_stmt.
+
+2011-12-13 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/51519
+ * ipa-inline.c (edge_badness): Use edge growth in non-guessed
+ branch probability case as well.
+
+2011-12-13 Revital Eres <revital.eres@linaro.org>
+
+ * modulo-sched.c (mark_loop_unsched): Free bbs.
+
+2011-12-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/51495
+ * function.c (thread_prologue_and_epilogue_insns): Don't add
+ to bb_tail basic blocks that have EDGE_COMPLEX predecessor edges
+ from basic blocks not needing prologue.
+
+ PR tree-optimization/51481
+ * gimple-fold.c (gimple_fold_call): Call
+ maybe_clean_or_replace_eh_stmt. Avoid optimization if stmt has EH
+ edges, but gimple_fold_builtin result can't throw.
+
+2011-12-12 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/21617
+ * ira-color.c (bucket_allocno_compare_func): Don't compare
+ allocno classes. Compare number of hard registers needed.
+
+2011-12-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR tree-optimization/50569
+ * tree-sra.c (build_ref_for_model): Replicate a chain of COMPONENT_REFs
+ in the expression of MODEL instead of just the last one.
+
+2011-12-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/51510
+ * calls.c (internal_arg_pointer_based_exp_scan): Don't use
+ VEC_safe_grow_cleared if idx is smaller than VEC_length.
+
+2011-12-12 Richard Sandiford <richard.sandiford@linaro.org>
+
+ PR middle-end/50873
+ * optabs.c (maybe_legitimize_operand_same_code): Use copy_to_mode_reg
+ instead of force_reg. Do nothing if the address is already a
+ non-virtual pseudo register.
+
+2011-12-12 Torvald Riegel <triegel@redhat.com>
+
+ * gimplify.c (voidify_wrapper_expr): Add default handling for
+ outermost wrapper.
+
+2011-12-12 Torvald Riegel <triegel@redhat.com>
+
+ * tree-ssa-tail-merge.c (gimple_equal_p): Don't treat transaction
+ commits as equal.
+
+2011-12-12 Iain Sandoe <iains@gcc.gnu.org>
+
+ * config/darwin-sections.def (zobj_const_data_section): Fix over-
+ length section name.
+
+2011-12-11 Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_expand_interleave): Use
+ BYTES_BIG_ENDIAN, not TARGET_BIG_ENDIAN.
+
+2011-12-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/51485
+ * tree-vect-data-refs.c (vect_analyze_data_refs): Give up on
+ DRs in call stmts.
+
+2011-12-11 Patrick Marlier <patrick.marlier@gmail.com>
+
+ * trans-mem.c (ipa_tm_transform_calls_redirect): Do not remove
+ edge.
+
+2011-12-10 Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/altivec.md (altivec_vmrghb): Rewrite pattern as
+ vec_select + vec_concat.
+ (altivec_vmrghh, altivec_vmrghw, altivec_vmrghsf, altivec_vmrglb,
+ altivec_vmrglh, altivec_vmrglw, altivec_vmrglsf): Likewise.
+ (vec_perm_constv16qi): New.
+ (vec_extract_evenv4si, vec_extract_evenv4sf, vpkuhum_nomode,
+ vpkuwum_nomode, vec_extract_oddv8hi, vec_extract_oddv16qi,
+ vec_interleave_high<VI>, vec_interleave_low<VI>): Remove.
+ * config/rs6000/paired.md (paired_merge00): Rewrite pattern as
+ vec_select + vec_concat.
+ (paired_merge10, paired_merge01, paired_merge11): Likewise.
+ (vec_perm_constv2sf): New.
+ (vec_interleave_highv2sf, vec_interleave_lowv2sf,
+ vec_extract_evenv2sf, vec_extract_oddv2sf): Remove.
+ * config/rs6000/spe.md (spe_evmergehi): Rewrite pattern as
+ vec_select + vec_concat.
+ (spe_evmergehilo, spe_evmergelo, spe_evmergelohi): New.
+ (vec_perm_constv2si): New.
+ * config/rs6000/vector.md (vec_interleave_highv4sf,
+ vec_interleave_lowv4sf, vec_interleave_high<VEC_64>,
+ vec_interleave_low<VEC_64>): Remove.
+ * config/rs6000/vsx.md (VS_double): New mode attribute.
+ (UNSPEC_VSX_XXPERMDI): Remove.
+ (vsx_xxpermdi_<VSX_L>_1): Rewrite pattern as vec_select + vec_concat.
+ (vsx_xxmrghw_<VSX_W>, vsx_xxmrglw_<VSX_W>): Likewise.
+ (vsx_xxpermdi_<VSX_L>): Change to expander.
+ (vec_perm_const<VSX_D>): New.
+ (vsx_mergel_<VSX_D>, vsx_mergeh_<VSX_D>): New.
+ * config/rs6000/predicates.md (const_0_to_1_operand): New.
+ (const_2_to_3_operand): New.
+ * config/rs6000/rs6000.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): New.
+ (altivec_expand_vec_perm_const): New.
+ (rs6000_expand_vec_perm_const_1, rs6000_expand_vec_perm_const): New.
+ (rs6000_vectorize_vec_perm_const_ok): New.
+ (rs6000_do_expand_vec_perm): New.
+ (rs6000_expand_extract_even, rs6000_expand_interleave): New.
+ * config/rs6000/rs6000-builtin.def (VEC_MERGE*): Update rtx codes.
+ * config/rs6000/rs6000-modes.def: Add double-wide vector modes.
+ * config/rs6000/rs6000-protos.h: Update.
+
+2011-12-10 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr_real_2) [VEC_PERM_EXPR]: Avoid passing a
+ CONST_INT to expand_vec_perm as the selector.
+ * optabs.c (expand_vec_perm): Assert the selector is of a proper mode.
+
+2011-12-10 Richard Henderson <rth@redhat.com>
+
+ * genmodes.c (struct mode_data): Remove wider_2x member.
+ (blank_mode): Adjust initializer.
+ (calc_wider_mode): Use XALLOCAVEC.
+ (emit_move_wider): Select double-width same-element vectors for
+ 2xwider vectors.
+ * machmode.h (GET_MODE_2XWIDER_MODE): Update documentation.
+ * config/i386/i386.c (doublesize_vector_mode): Remove.
+ (expand_vselect_vconcat): Use GET_MODE_2XWIDER_MODE instead.
+
+2011-12-10 Joern Rennecke <joern.rennecke@embecosm.com>
+
+ * config/epiphany/epiphany.h (USE_LOAD_POST_INCREMENT): Define.
+ (USE_LOAD_POST_DECREMENT, USE_STORE_POST_INCREMENT): Likewise.
+ (USE_STORE_POST_DECREMENT): Likewise.
+
+ * config/epiphany/epiphany.h (EPIPHANY_RETURN_REGNO): New macro,
+ broken out of ..
+ (INCOMING_RETURN_ADDR_RTX) .. this. Use EPIPHANY_RETURN_REGNO.
+ (DWARF_FRAME_RETURN_COLUMN): New macro.
+
+ * config/epiphany/epiphany-protos.h (epiphany_start_function): Declare.
+ * config/epiphany/epiphany.c (epiphany_handle_interrupt_attribute):
+ Split "timer" value into "timer0" and "timer1".
+ Handle page_miss, message and wand. Don't handle static_flag.
+ Adjust warning text.
+ (epiphany_start_function): New function.
+ (epiphany_compute_function_type): Split "timer" value into "timer0"
+ and "timer1". Handle page_miss, message and wand.
+ Don't handle static_flag.
+ (epiphany_expand_epilogue): Don't use frame_insn for status / iret
+ restore.
+ * config/epiphany/epiphany.h: ASM_DECLARE_FUNCTION_NAME: Define.
+ (enum epiphany_function_type):
+ Split EPIPHANY_FUNCTION_TIMER value into EPIPHANY_FUNCTION_TIMER0
+ and EPIPHANY_FUNCTION_TIMER1.
+ Remove EPIPHANY_FUNCTION_ILINK1 and EPIPHANY_FUNCTION_ILINK2 values.
+ Add EPIPHANY_FUNCTION_PAGE_MISS and EPIPHANY_FUNCTION_MESSAGE values.
+ Rename EPIPHANY_FUNCTION_STATIC_FLAG to EPIPHANY_FUNCTION_WAND.
+
+2011-12-10 Nathan Sidwell <nathan@acm.org>
+
+ PR gcov-profile/51449
+ * coverage.c (coverage_end_function): Always process the coverage
+ variables.
+
+2011-12-09 Aldy Hernandez <aldyh@redhat.com>
+
+ PR/51291
+ * tree.c (build_common_builtin_nodes): Do not use TM_PURE
+ attribute unless language has support for TM.
+ * config/i386/i386.c (ix86_init_tm_builtins): Exit gracefully in
+ the absence of TM builtins.
+
+2011-12-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimple-fold.c (gimple_fold_stmt_to_constant_1) <GIMPLE_UNARY_RHS>:
+ Also check the TYPE_MODE to recognize useless pointer conversions.
+
2011-12-09 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/51117
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