+2011-09-13 Giuseppe Scrivano <gscrivano@gnu.org>
+
+ * reorg.c: Always define make_return_insns.
+
+2011-09-13 Jan Hubicka <jh@suse.cz>
+
+ PR other/49533
+ * cgraphunit.c (assemble_thunks_and_aliases): Force alias to be output.
+
+2011-09-13 Jan Hubicka <jh@suse.cz>
+
+ PR other/49533
+ * ipa-inline-transform.c (can_remove_node_now_p): Fix thunkos.
+
+2011-09-13 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
+ (ARM_TARGET2_DWARF_FORMAT): Provide default definition.
+ * config/arm/linux-eabi.h (ARM_TARGET2_DWARF_FORMAT): Define.
+ * config/arm/symbian.h (ARM_TARGET2_DWARF_FORMAT): Define.
+ * config/arm/uclinux-eabi.h(ARM_TARGET2_DWARF_FORMAT): Define.
+ * config/arm/t-bpabi (EXTRA_HEADERS): Add unwind-arm-common.h.
+ * config/arm/t-symbian (EXTRA_HEADERS): Add unwind-arm-common.h.
+ * config/c6x/c6x.c (c6x_output_file_unwind): Don't rely on dwarf2 code
+ enabling unwind tables.
+ (c6x_debug_unwind_info): New function.
+ (TARGET_ARM_EABI_UNWINDER): Define.
+ (TARGET_DEBUG_UNWIND_INFO): Define.
+ * config/c6x/c6x.h (DWARF_FRAME_RETURN_COLUMN): Define.
+ (TARGET_EXTRA_CFI_SECTION): Remove.
+ * config/c6x/t-c6x-elf (EXTRA_HEADERS): Set.
+ * ginclude/unwind-arm-common.h: New file.
+
+2011-09-13 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/50358
+ * config/avr/predicates.md (const_1_to_6_operand): New predicate.
+ * config/avr/avr.md: (extend_s): New code attribute.
+ (mul_r_d): New code attribute.
+ (*maddqihi4, *umaddqihi4): New insns.
+ (*msubqihi4, *umsubqihi4): New insns.
+ (*usmaddqihi4, *sumaddqihi4): New insns.
+ (*usmsubqihi4, *susubdqihi4): New insns.
+ (*umaddqihi4.uconst, *maddqihi4.sconst): New insn-and-splits.
+ (*umsubqihi4.uconst, *msubqihi4.sconst): New insn-and-splits.
+ (*umsubqihi4.uconst.ashift): New insn-and-split.
+ (*msubqihi4.sconst.ashift): New insn-and-split.
+ (*sumaddqihi4.uconst): New insn-and-split.
+ (*sumsubqihi4.uconst): New insn-and-split.
+ * config/avr/avr.c (avr_rtx_costs): Report costs of above in case
+ PLUS:HI and MINUS:HI.
+
+2011-09-13 Revital Eres <revital.eres@linaro.org>
+
+ modulo-sched.c (remove_node_from_ps): Return void instead of bool.
+ (optimize_sc): Adjust call to remove_node_from_ps.
+ (sms_schedule): Add print info.
+
+2011-09-13 Bernd Schmidt <bernds@codesourcery.com>
+
+ * rtl.c (copy_rtx): Do not handle frame_related, jump or call
+ flags specially.
+
+2011-09-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/50010
+ * dwarf2cfi.c (add_cfis_to_fde): Ignore non-active insns in between
+ NOTE_INSN_CFI notes, with the exception of
+ NOTE_INSN_SWITCH_TEXT_SECTIONS.
+
+2011-09-12 Bernd Schmidt <bernds@codesourcery.com>
+ Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_epilogue): New structure.
+ (mips16e_save_restore_reg): Queue REG_CFA_RESTORE notes when
+ restoring registers.
+ (mips_epilogue_emit_cfa_restores): New function.
+ (mips_epilogue_set_cfa): Likewise.
+ (mips_restore_reg): Queue REG_CFA_RESTORE notes. When restoring
+ the current CFA register from the stack, redefine the CFA in terms
+ of the stack pointer.
+ (mips_expand_epilogue): Set up mips_epilogue. Attach CFA information
+ to the epilogue instructions.
+
+2011-09-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips16e_save_restore_reg): Add a reg_parm_p
+ argument.
+ (mips16e_build_save_restore): Update accordingly.
+
+2011-09-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/50212
+ * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
+ Skip also lps with NULL landing_pad or non-LABEL_P landing_pad.
+
+ PR debug/50299
+ * calls.c (load_register_parameters): Use use_reg_mode instead
+ of use_reg when adding a single register CALL_INSN_FUNCTION_USAGE
+ entry.
+ (expand_call): Set EXPR_LIST mode to TYPE_MODE of the argument
+ for stack CALL_INSN_FUNCTION_USAGE uses.
+ * expr.h (use_reg_mode): New prototype.
+ (use_reg): Changed into inline around use_reg_mode.
+ * expr.c (use_reg): Renamed to...
+ (use_reg_mode): ... this. Added MODE argument, set EXPR_LIST
+ mode to that mode instead of VOIDmode.
+ * var-tracking.c (prepare_call_arguments): Don't track parameters
+ whose EXPR_LIST mode is VOIDmode, BLKmode or X mode isn't convertible
+ to it using lowpart_subreg. Convert VALUE and REG/MEM to the
+ EXPR_LIST mode.
+
+2011-09-12 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/43746
+ * config/avr/avr.c (AVR_SECTION_PROGMEM): New Define.
+ (progmem_section): New Variable.
+ (avr_asm_init_sections): Initialize it.
+ (TARGET_ASM_SELECT_SECTION): Define to...
+ (avr_asm_select_section): ... this new Function.
+ (avr_replace_prefix): New Function.
+ (avr_asm_function_rodata_section): Use it.
+ (avr_insert_attributes): Don't add section attribute for PROGMEM.
+ (avr_section_type_flags): Use avr_progmem_p instead of section
+ name to detect if object is in PROGMEM.
+ (avr_asm_named_section): Set section name prefix for objects in
+ PROGMEM.
+
+2011-09-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/50352
+ * config/arm/arm.md (*push_fp_multi): Add % before %( and %) in the
+ sprintf format string.
+
+2011-09-12 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/50343
+ * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check
+ that the reduction is over an SSA name before checking its
+ definition.
+
+2011-09-11 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/cris/cris.md: Use match_test rather than eq/ne symbol_ref
+ throughout file.
+
+2011-09-11 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.md: Use match_test rather than eq/ne symbol_ref
+ throughout file.
+ * config/mips/sb1.md: Likewise.
+ * config/mips/predicates.md: Replace (match_test "!...")
+ with (not (match_test "..."))
+ * config/mips/constraints.md: Likewise.
+
+2011-09-09 Andrew Stubbs <ams@codesourcery.com>
+
+ * config/arm/arm-cores.def (generic-armv7-a): New architecture.
+ * config/arm/arm-tables.opt: Regenerate.
+ * config/arm/arm-tune.md: Regenerate.
+ * config/arm/arm.c (arm_file_start): Output .arch directive when
+ user passes -mcpu=generic-*.
+ (arm_issue_rate): Add genericv7a support.
+ * config/arm/arm.h (EXTRA_SPECS): Add asm_cpu_spec.
+ (ASM_CPU_SPEC): New define.
+ * config/arm/elf.h (ASM_SPEC): Use %(asm_cpu_spec).
+ * config/arm/semi.h (ASM_SPEC): Likewise.
+ * doc/invoke.texi (ARM Options): Document -mcpu=generic-*
+ and -mtune=generic-*.
+
+2011-09-09 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/50328
+ * tree-vect-loop.c (vect_is_simple_reduction_1): Allow one
+ constant or default-def operand.
+
+2011-09-09 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (create_expression_by_pieces): Fold the
+ last statement.
+
+2011-09-09 Richard Guenther <rguenther@suse.de>
+
+ * gimple.h (fold_stmt_inplace): Adjust to take a gimple_stmt_iterator
+ instead of a statement.
+ * gimple-fold.c (fold_stmt_inplace): Likewise.
+ * sese.c (graphite_copy_stmts_from_block): Adjust.
+ * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
+ * tree-ssa-forwprop.c (forward_propagate_into_comparison): Use
+ fold_stmt.
+ (forward_propagate_addr_into_variable_array_index): Likewise.
+ (forward_propagate_addr_expr_1): adjust.
+ (associate_plusminus): Likewise.
+ (ssa_forward_propagate_and_combine): Likewise.
+ * tree-ssa-mathopts.c (replace_reciprocal): Adjust.
+ (execute_cse_reciprocals): Likewise.
+ * tree-ssa.c (insert_debug_temp_for_var_def): Adjust.
+
+2011-09-09 Nick Clifton <nickc@redhat.com>
+
+ * config/mn10300/mn10300.c (mn10300_split_and_operand_count):
+ Return a positive value to indicate that the bits at the
+ bottom of the register should be cleared.
+
+2011-09-09 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-operands.c (swap_tree_operands): Always adjust
+ existing operand positions.
+
+2011-09-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/50333
+ * tree-data-ref.c (split_constant_offset): Do not try to handle
+ ternary ops.
+
+2011-09-08 Andrew Stubbs <ams@codesourcery.com>
+
+ PR tree-optimization/50318
+ * tree-ssa-math-opts.c (convert_plusminus_to_widen): Correct
+ typo in use of mult_rhs1 and mult_rhs2.
+
+2011-09-08 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (standard_sse_constant_p): Handle AVX2 modes.
+ (standard_sse_constant_opcode) <case 2>: Change vpcmpeqd template.
+
+2011-09-08 Bernd Schmidt <bernds@codesourcery.com>
+
+ * config/arm/arm.md (push_multi): Emit predicates.
+ (push_fp_multi): Likewise.
+ * config/arm/arm.c (vfp_output_fstmd): Likewise.
+
+2011-09-08 Dodji Seketeli <dodji@redhat.com>
+
+ PR c++/33255 - Support -Wunused-local-typedefs warning
+ * c-decl.c (lookup_name): Use the new maybe_record_typedef_use.
+ (pushdecl): Use the new record_locally_defined_typedef.
+ (store_parm_decls): Allocate cfun->language.
+ (finish_function): Use the new maybe_warn_unused_local_typedefs,
+ and free cfun->language.
+ (c_push_function_context): Allocate cfun->language here only if needed.
+ (c_pop_function_context): Likewise, mark cfun->language
+ for collection only when it should be done.
+ * c-common.c (handle_used_attribute): Don't ignore TYPE_DECL nodes.
+ * c-typeck.c (c_expr_sizeof_type, c_cast_expr): Use the new
+ maybe_record_local_typedef_use.
+ * doc/invoke.texi: Update documentation for
+ -Wunused-local-typedefs.
+
+2011-09-08 Enkovich Ilya <ilya.enkovich@intel.com>
+
+ * config/i386/i386-protos.h (ix86_lea_outperforms): New.
+ (ix86_avoid_lea_for_add): Likewise.
+ (ix86_avoid_lea_for_addr): Likewise.
+ (ix86_split_lea_for_addr): Likewise.
+
+ * config/i386/i386.c (LEA_MAX_STALL): New.
+ (increase_distance): Likewise.
+ (insn_defines_reg): Likewise.
+ (insn_uses_reg_mem): Likewise.
+ (distance_non_agu_define_in_bb): Likewise.
+ (distance_agu_use_in_bb): Likewise.
+ (ix86_lea_outperforms): Likewise.
+ (ix86_ok_to_clobber_flags): Likewise.
+ (ix86_avoid_lea_for_add): Likewise.
+ (ix86_avoid_lea_for_addr): Likewise.
+ (ix86_split_lea_for_addr): Likewise.
+ (distance_non_agu_define): Search in pred BBs added.
+ (distance_agu_use): Search in succ BBs added.
+ (IX86_LEA_PRIORITY): Value changed from 2 to 0.
+ (LEA_SEARCH_THRESHOLD): Now depends on LEA_MAX_STALL.
+ (ix86_lea_for_add_ok): Use ix86_lea_outperforms to make decision.
+
+ * config/i386/i386.md: Split added to transform non destructive
+ add into move and add.
+ (lea_1): transformed into insn_and_split to avoid AGU stalls.
+ (lea<mode>_2): Likewise.
+
+2011-09-08 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/50287
+ * ipa-split.c (split_function): Do not create SSA names for
+ non-gimple-registers.
+
+2011-09-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/19831
+ * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Also
+ skip builtins with vdefs that do not really store something.
+ (propagate_necessity): For calls to free that we can associate
+ with an allocation function do not mark the freed pointer
+ definition necessary.
+ (eliminate_unnecessary_stmts): Remove a call to free if
+ the associated call to an allocation function is not necessary.
+
+2011-09-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/19831
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark
+ allocation functions as necessary.
+
+2011-09-08 Iain Sandoe <iains@gcc.gnu.org>
+
+ * config/darwin-driver.c (darwin_find_version_from_kernel): New routine
+ cut from ...
+ (darwin_default_min_version): Amended to provide defaults
+ for the cross directory case.
+ (darwin_driver_init): call darwin_default_min_version unconditionally.
+ * config/darwin.h (DEF_MIN_OSX_VERSION): New.
+ * config/darwin9.h: Likewise.
+ * config/darwin10.h: Likewise.
+ * config/rs6000/darwin7.h: Likewise.
+
+2011-09-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/50310
+ * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
+ code early if TARGET_AVX.
+ (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
+
2011-09-07 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (sseinsnmode): Remove 32-byte integer vector
(merge_overlapping_regs): Use chain_from_id. Assert that
chains don't conflict with themselves.
(rename_chains): Take no argument. Iterate over id_to_chain
- rather to find chains to rename. Clear tick before the main
- loop.
+ rather to find chains to rename. Clear tick before the main loop.
(struct incoming_reg_info): New struct.
(struct bb_rename_info): New struct.
(init_rename_info, set_incoming_from_chain, merge_chains): New
* hooks.c (hook_int_uint_mode_1): Likewise.
* config/i386/i386.h (ix86_tune_indices): Add
- X86_TUNE_REASSOC_INT_TO_PARALLEL and
- X86_TUNE_REASSOC_FP_TO_PARALLEL.
+ X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
(TARGET_REASSOC_INT_TO_PARALLEL): New.
(TARGET_REASSOC_FP_TO_PARALLEL): Likewise.
* config/i386/i386.c (initial_ix86_tune_features): Add
- X86_TUNE_REASSOC_INT_TO_PARALLEL and
- X86_TUNE_REASSOC_FP_TO_PARALLEL.
+ X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
- (ix86_reassociation_width) implementation of
- new hook for i386 target.
+ (ix86_reassociation_width): New function.
* params.def (PARAM_TREE_REASSOC_WIDTH): New param added.
(swap_ops_for_binary_stmt): Likewise.
(rewrite_expr_tree_parallel): Likewise.
- (rewrite_expr_tree): Refactored. Part of code moved into
+ (rewrite_expr_tree): Refactored. Part of code moved into
swap_ops_for_binary_stmt.
- (reassociate_bb): Now checks reassociation width to be used
- and call rewrite_expr_tree_parallel instead of rewrite_expr_tree
- if needed.
+ (reassociate_bb): Now checks reassociation width to be used and
+ call rewrite_expr_tree_parallel instead of rewrite_expr_tree if needed.
2011-09-06 Richard Guenther <rguenther@suse.de>
2011-09-06 Richard Guenther <rguenther@suse.de>
- * tree-ssa-sccvn.c (visit_use): CSE stmt pieces and simplify
- matching.
+ * tree-ssa-sccvn.c (visit_use): CSE stmt pieces and simplify matching.
2011-09-06 Tom de Vries <tom@codesourcery.com>
* config/sparc/sparc.md: Add to "cpu" attribute.
* config/sparc/sparc.h (TARGET_CPU_niagara3,
TARGET_CPU_niagara4): New, treat as niagara2.
- * config/sparc/linux64.h: Handle niagara3 and niagara4
- like niagara2.
+ * config/sparc/linux64.h: Handle niagara3 and niagara4 like niagara2.
* config/sparc/sol2.h: Likewise.
- * config/sparc/niagara2.md: Schedule niagara3 like
- niagara2.
+ * config/sparc/niagara2.md: Schedule niagara3 like niagara2.
* config/sparc/sparc.c (sparc_option_override): Add
niagara3 and niagara4 handling.
(sparc32_initialize_trampoline): Likewise.
* gimple-fold.c (fold_gimple_assign): Move COND_EXPR folding.
* tree-object-size.c (cond_expr_object_size): Adjust.
(collect_object_sizes_for): Likewise.
- * tree-scalar-evolution.c (interpret_expr): Don't handle
- ternary RHSs.
+ * tree-scalar-evolution.c (interpret_expr): Don't handle ternary RHSs.
* tree-ssa-forwprop.c (forward_propagate_into_cond): Fix and simplify.
(ssa_forward_propagate_and_combine): Adjust.
* tree-ssa-loop-im.c (move_computations_stmt): Build the COND_EXPR
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