+2012-01-10 Joseph Myers <joseph@codesourcery.com>
+
+ Revert:
+
+ 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR rtl-opt/37451
+ * loop-doloop.c (doloop_modify): New argument zero_extend_p and
+ zero extend count after the correction to it is done.
+ (doloop_optimize): Update call to doloop_modify, don't zero extend
+ count before call.
+
+ 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR rtl-opt/37782
+ * loop-doloop.c (doloop_modify): Add from_mode argument that says what
+ mode count is in.
+ (doloop_optimize): Update call to doloop_modify.
+
+2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.md (loadgp_newabi_<mode>): Add missing
+ earlyclobber.
+
+2012-01-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Check that the
+ purported sigacthandler address isn't null before dereferencing it.
+ (sparc_is_sighandler): Likewise.
+
+2012-01-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
+
+ Backport from mainline
+ 2011-11-04 Jiangning Liu <jiangning.liu@arm.com>
+
+ PR rtl-optimization/38644
+ * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
+ for epilogue having stack adjustment.
+
+2012-01-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR ada/41929
+ * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove SAVPC and
+ add CFA. Revert back to old code for Solaris 8+ multi-threaded.
+ (sparc_is_sighandler): Likewise.
+ (MD_FALLBACK_FRAME_STATE_FOR): Adjust call to IS_SIGHANDLER.
+
+2012-01-06 Eric Botcazou <ebotcazou@adacore.com>
+
+ Backport from mainline
+ 2012-01-06 Arnaud Charlet <charlet@adacore.com>
+
+ * c-decl.c (ext_block): Moved up.
+ (collect_all_refs, for_each_global_decl): Take ext_block into account.
+
+2012-01-06 Richard Sandiford <richard.sandiford@linaro.org>
+
+ PR middle-end/48660
+ * expr.h (copy_blkmode_to_reg): Declare.
+ * expr.c (copy_blkmode_to_reg): New function.
+ (expand_assignment): Don't expand register RESULT_DECLs before
+ the lhs. Use copy_blkmode_to_reg to copy BLKmode values into a
+ RESULT_DECL register.
+ (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
+
+2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR tree-optimization/51315
+ * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
+ (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
+
+2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR tree-optimization/51624
+ * tree-sra.c (build_ref_for_model): When replicating a chain of
+ COMPONENT_REFs, stop as soon as the offset would become negative.
+
+2012-01-04 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/49651
+ * tree-ssa-structalias.c (type_can_have_subvars): New function.
+ (var_can_have_subvars): Use it.
+ (get_constraint_for_1): Only consider subfields if there
+ can be any.
+
+2012-01-03 Sandra Loosemore <sandra@codesourcery.com>
+
+ Backport from mainline:
+ 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/invoke.texi (-flto and related options): Copy-edit.
+
+2012-01-03 Richard Guenther <rguenther@suse.de>
+
+ Backport from mainline
+ 2011-11-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/51042
+ * tree-ssa-pre.c (phi_translate_1): Avoid recursing on
+ self-referential expressions. Refactor code to avoid duplication.
+
+2012-01-03 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/51070
+ * tree-loop-distribution.c (generate_builtin): Do not replace
+ the loop with a builtin if the partition contains statements which
+ results are used outside of the loop.
+ (stmt_has_scalar_dependences_outside_loop): Properly handle calls.
+
+2011-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ Backport from the mainline
+ 2011-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_inner_target_options): Fix thinko
+ in setting options via target #pragma or attribute.
+
+2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ Backport from mainline
+ 2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR target/51623
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Don't call
+ unlikely_text_section_p. Instead check for being in a code
+ section.
+
+2011-12-23 Richard Guenther <rguenther@suse.de>
+
+ PR rtl-optimization/50396
+ * simplify-rtx.c (simplify_binary_operation_1): Properly
+ guard code that only works for integers.
+
+2011-12-22 Doug Kwan <dougkwan@google.com>
+
+ Backport from mainline
+ 2011-03-23 Julian Brown <julian@codesourcery.com>
+
+ * expr.c (expand_expr_real_1): Only use BLKmode for volatile
+ accesses which are not naturally aligned.
+
+ 2011-11-20 Joey Ye <joey.ye@arm.com>
+
+ * expr.c (expand_expr_real_1): Correctly handle strict volatile
+ bitfield loads smaller than mode size.
+
+2011-12-21 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/51643
+ * arm.c (arm_function_ok_for_sibcall): Use DECL_WEAK in previous
+ change.
+
+2011-12-21 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/51643
+ * arm.c (arm_function_ok_for_sibcall): Don't try to tailcall a
+ weak function on bare-metal EABI targets.
+
+2011-12-21 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline
+ 2011-12-21 Richard Guenther <rguenther@suse.de>
+
+ PR lto/41159
+ * tree-outof-ssa.c (insert_value_copy_on_edge): Use the
+ mode of the pseudo as destination mode. Only assert that
+ is equal to the promoted mode of the decl if it is a REG.
+
+2011-12-21 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/linux-unwind.h: Update copyright years.
+ (MD_FROB_UPDATE_CONTEXT): New define.
+ (alpha_frob_update_context): New function.
+
+2011-12-19 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/51583
+ * tree-sra.c (load_assign_lhs_subreplacements): Call
+ force_gimple_operand_gsi when necessary also in case of no
+ corresponding replacement on the RHS.
+
+2011-12-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sparc.md (UNSPEC_FRAME_BLOCKAGE): New constant.
+ (frame_blockage): New expander.
+ (frame_blockage<P:mode>): New instruction.
+ * config/sparc/sparc.c (sparc_expand_prologue): When the sequence of
+ instructions establishing the frame isn't atomic, emit frame blockage.
+
+2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline.
+ 2011-10-28 Chung-Lin Tang <cltang@codesourcery.com>
+
+ PR rtl-optimization/49720
+ * simplify-rtx.c (simplify_relational_operation_1): Detect
+ infinite recursion condition in "(eq/ne (plus x cst1) cst2)
+ simplifies to (eq/ne x (cst2 - cst1))" case.
+
+2011-12-15 Andreas Tobler <andreast@fgznet.ch>
+
+ Backport from mainline.
+ 2011-12-15 Andreas Tobler <andreast@fgznet.ch>
+
+ * config/i386/freebsd.h (TARGET_ASM_FILE_END): Define.
+
+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.
+ * lto-opts.c (lto_read_file_options): Likewise.
+ * ipa-prop.c (ipa_prop_read_section): Likewise.
+
+ * df.h (DF_NOTE): Fix typo in comment.
+
+2011-12-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * regmove.c (fixup_match_2): Only access call_used_regs with hard
+ regs.
+
+2011-12-12 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.
+
+ Backported from mainline
+ 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.
+
+2011-12-12 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.
+
+2011-12-09 Michael Meissner <meissner@the-meissners.org>
+
+ Backport from mainline
+ 2011-12-09 Michael Meissner <meissner@the-meissners.org>
+
+ PR rtl-optimization/51469
+ * varasm.c (default_binds_local_p_1): If the symbol is a gnu
+ indirect function, mark the symbol as non-local.
+
+2011-12-09 Jakub Jelinek <jakub@redhat.com>
+
+ Backport from mainline
+ 2011-12-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/51466
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also copy
+ TREE_SIDE_EFFECTS.
+
+ 2011-11-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/50078
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over
+ TREE_THIS_VOLATILE also from the old to new lhs resp. rhs.
+
+2011-12-09 Kazu Hirata <kazu@codesourcery.com>
+
+ Backport from mainline:
+
+ 2011-12-05 Kazu Hirata <kazu@codesourcery.com>
+
+ PR target/51408
+ * config/arm/arm.md (*minmax_arithsi): Always require the else
+ clause in the MINUS case.
+
+2011-12-08 Teresa Johnson <tejohnson@google.com>
+
+ Backport from mainline:
+
+ 2011-08-05 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*movdi_internal_rex64): Use "!o" constraint
+ instead of "!m" for operand 0, alternative 4.
+ (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
+
+2011-12-08 Jakub Jelinek <jakub@redhat.com>
+
+ Backport from mainline
+ 2011-12-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/51410
+ * c-decl.c (pop_scope): Don't add DECL_EXTERNAL decls
+ for debug info if scope is file_scope.
+
+ PR c/51339
+ * c-decl.c (c_finish_incomplete_decl, finish_decl): Call
+ relayout_decl instead of layout_decl.
+
+ 2011-12-05 Jakub Jelinek <jakub@redhat.com>
+ Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/51323
+ PR middle-end/50074
+ * calls.c (internal_arg_pointer_exp_state): New variable.
+ (internal_arg_pointer_based_exp_1,
+ internal_arg_pointer_exp_scan): New functions.
+ (internal_arg_pointer_based_exp): New function.
+ (mem_overlaps_already_clobbered_arg_p): Use it.
+ (expand_call): Free internal_arg_pointer_exp_state.cache vector
+ and clear internal_arg_pointer_exp_state.scan_start.
+
+ 2011-11-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/48721
+ * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
+ reg_pending_barrier to TRUE_BARRIER.
+
+ 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
+
+ PR middle-end/50074
+ * calls.c (mem_overlaps_already_clobbered_arg_p):
+ Return false if no outgoing arguments have been stored so far.
+
+2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR tree-optimization/51315
+ * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
+ (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
+ MEM_REFs and use get_object_or_type_alignment for them.
+ (build_accesses_from_assign): Adjust for above change.
+ (access_precludes_ipa_sra_p): Likewise.
+
+2011-12-06 Martin Jambor <mjambor@suse.cz>
+
+ Backport from mainline:
+
+ 2011-12-02 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/50622
+ * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
+ if both lacc and racc are grp_partial_lhs.
+
+2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
+
+ * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
+ rs6000_current_abi.
+
+2011-12-06 Alan Modra <amodra@gmail.com>
+
+ PR target/50906
+ * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
+ Do not mark r11 setup as frame-related. Pass correct offset to
+ rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
+ arguments. Correct sp_offset. Remove "offset" fudge from
+ in-line rs6000_frame_related call. Rename misleading variable.
+ Fix comments and whitespace. Tidy some expressions.
+ (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
+ to r11 in out-of-line case. Correct sp_offset. Pass correct
+ offset to rs6000_emit_savres_rtx. Rename misleading variable.
+ Fix comments and whitespace. Tidy some expressions.
+ (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
+ adjustment when !saving_GPRs_inline. Correct register mode
+ used in address calcs.
+ (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
+ !restoring_GPRs_inline.
+
+2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
+
+ PR target/51393
+ * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
+ parameter as long long.
+
+2011-12-02 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/51002
+ PR target/51345
+ * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
+ Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).
+ Add FIXME comments.
+ * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set
+ insn condition to !AVR_HAVE_8BIT_SP.
+ * config/avr/avr.c (output_movhi): "clr%B0" instead of "in
+ %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
+ (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
+ * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and
+ AT86RF401 have a 16-bit SP (their manual is bogus).
+
+2011-11-25 Richard Sandiford <richard.sandiford@linaro.org>
+
+ Backport from mainline:
+
+ 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
+
+ PR debug/48190
+ * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
+ (cached_dw_loc_list_def): New structure.
+ (cached_dw_loc_list): New typedef.
+ (cached_dw_loc_list_table): New variable.
+ (cached_dw_loc_list_table_hash): New function.
+ (cached_dw_loc_list_table_eq): Likewise.
+ (add_location_or_const_value_attribute): Take a bool cache_p.
+ Cache the list when the parameter is true.
+ (gen_formal_parameter_die): Update caller.
+ (gen_variable_die): Likewise.
+ (dwarf2out_finish): Likewise.
+ (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
+ while generating debug info for the decl.
+ (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
+ (dwarf2out_init): Initialize cached_dw_loc_list_table.
+ (resolve_addr): Cache the result of resolving a chain of
+ location lists.
+
+2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
+
+ PR target/51287
+ * i386.c (distance_non_agu_define): Fix insn attr check.
+
2011-11-20 Andreas Tobler <andreast@fgznet.ch>
* configure: Regenerate.
* config/rs6000/rs6000.md (probe_stack): Use explicit operand.
* config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
-2011-09-14 Diego Novillo <dnovillo@google.com>
+2011-09-14 Diego Novillo <dnovillo@google.com>
* tree-vect-stmts.c (vect_transform_stmt): Remove unused
local variable ORIG_SCALAR_STMT.
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