./: * c.opt (Wmissing-declarations): Add C++ and ObjC++.
* doc/invoke.texi (Warning Options): -Wmissing-declarations now
works for C++.
cp/:
* decl.c (start_preparsed_function): Add support for
-Wmissing-declarations.
testsuite:
* g++.dg/warn/Wmissing-declarations-1.C: New test.
From-SVN: r120012
2006-12-18 Andrew MacLeod <amacleod@redhat.com>
* tree-ssa-operands.h (struct vdef_optype_d): Rename to voptype_d.
(struct vuse_optype_d): Delete.
(SSA_OPERAND_MEMORY_SIZE): Delete.
(struct ssa_operand_memory_d): Change mem array to size one.
(NUM_VOP_FREE_BUCKETS): Define.
(free_vuses, free_vdefs): Replace with vop_free_buckets array.
(vdef_ops, vuse_ops, struct ssa_operand_iterator_d): Use voptype_d type.
* tree-pretty-print.c (dump_vops): Use voptype_d type.
* tree-ssa-operands.c (vop_free_bucket_size): New. Number of operands
which fit into a chunk of memory from a specific bucket.
(vop_free_bucket_index): New. Find correct size memory bucket.
(init_vop_buckets): New. Initialize VOP free memory buckets.
(add_vop_to_freelist): New. Add a VOP to the correct free list.
(ssa_operand_mem_size): New. Current size of an operand memory chunk.
(init_ssa_operands): Initialize operand memory and free lists.
(fini_ssa_operands): Remove references to free_vuses and free_vdefs.
(ssa_operand_alloc): Use graduated size memory allocation.
(APPEND_OP_AFTER, MOVE_HEAD_AFTER, MOVE_HEAD_TO_FREELIST,
INITIALIZE_USE): Remove.
(alloc_vop): New. Allocate a virtual operand.
(alloc_vdef, alloc_vuse): Delete.
(add_def_op, add_use_op): Directly setup pointers.
(add_vop): New. Add a virtual operand.
(add_vuse_op, add_vdef_op): Call add_vop.
(realloc_vop): New. Reallocate a virtual operand.
(realloc_vdef, realloc_vuse): Call realloc_vop.
(finalize_ssa_def_ops): Delete. Move content to finalize_ssa_defs.
(finalize_ssa_defs): Optimize for common case, remove code based on
sorted pointers which was a waste of time.
(finalize_ssa_use_ops): Delete. Move content to finalize_ssa_uses.
(finalize_ssa_uses): Update last pointer.
(finalize_ssa_vdef_ops): Delete. Move content to finalize_ssa_vdefs.
(finalize_ssa_vdefs, finalize_ssa_vuse_ops): Use voptype_d and
directly manipulate pointers.
(copy_virtual_operands): Use voptype_d, and no need to update pointers.
From-SVN: r120009
* cselib.c (struct cselib_val_struct): Make val_rtx its
own field, remove the union that contained it.
* cselib.c: Update accordingly where necessary.
From-SVN: r119994
* cse.c (have_eh_succ_edges): New function.
(cse_insn): Don't remove dead EH edges here
(cse_extended_basic_block): Do it here.
(rest_of_handle_cse, rest_of_handle_cse2): Don't assert
that we have removed all dead edges.
From-SVN: r119993
* cse.c (cse_find_path): Don't wrap a gcc_assert in ENABLE_CHECKING.
(cse_extended_basic_block): When truncating a path while processing
it, make sure to clear the visited bit on the basic blocks in the
truncated part of the path.
(cse_main): Use reverse completion order, not DFS order, to walk
the CFG.
(gate_handle_cse): Revert erroneous commit of a counter.
From-SVN: r119985
* cse.c (this_insn_cc0, this_insn_cc0_mode): New global
variables, moved out from cse_insn.
(prev_insn): Remove this global variable).
(new_basic_block): Don't set it.
(cse_insn): Idem. Also, move code to delete unused CC0-setter
insns and code to set prev_insn_cc0 and prev_insn_cc0_mode
from here...
(cse_extended_basic_block): ...to here. Do not clear
prev_insn_cc0 until after recording equivalences from jumps.
From-SVN: r119984
* omp-low.c (expand_omp_parallel): Set function properties.
* function.h (struct function): Add curr_properties and last_verified.
* passes.c (register_dump_files): Do not set TODO_set_props for the
first pass
(init_optimization_passes): Set it here; reorder initialization so the
dump files appear in more logical order.
(last_verified, curr_properties): Kill.
(do_per_function): New function.
(execute_function_todo): Break out from ...
(execute_todo): ... here; handle per-function flags.
(clear_last_verified, verify_curr_properties,
update_properties_after_pass): New functions.
(execute_one_pass): Handle per-function properties.
(execute_ipa_pass_list): Use do_per_function; sanity check that cfun
and current_function_decls are cleared out.
* ipa-cp.c (constant_val_insert): Clear cfun/current_function_decl
after use.
From-SVN: r119966
2006-12-15 Andrew Pinski <pinski@gmail.com>
PR tree-opt/30140
* tree-inline.c (setup_one_parameter): Gimplify the statement if
the variable is not a gimple register variable.
From-SVN: r119883
2006-12-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30197
* builtins.c (fold_builtin_cexp): New function to fold cexp
to cexpi and exp parts.
* tree-ssa-pre.c (try_combine_conversion): Also handle
REALPART_EXPR and IMAGPART_EXPR.
* gcc.c-torture/execute/complex-1.c: Fix function name.
* gcc.dg/builtins-61.c: New testcase.
From-SVN: r119860
2006-12-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30198
* fold-const.c (fold_unary): Fold REALPART_EXPR of cexpi to cos.
Fold IMAGPART_EXPR of cexpi to sin.
* gcc.dg/builtins-60.c: New testcase.
From-SVN: r119858
* tree-ssa-loop-ivopts.c: Include tree-affine.h.
(divide): Removed.
(constant_multiple_of): Fix order of operators for division.
(aff_combination_const, aff_combination_elt, aff_combination_scale,
aff_combination_add_elt, aff_combination_add, aff_combination_convert,
tree_to_aff_combination, add_elt_to_tree, unshare_aff_combination,
aff_combination_to_tree): Moved to tree-affine.c and made to work with
double_int coefficients.
(get_computation_aff, get_computation_at): Work with double_int
coefficients.
(get_computation_cost_at): Do not use divide.
(rewrite_use_nonlinear_expr, rewrite_use_address, rewrite_use_compare):
Assert that expressing the computation did not fail.
* tree-ssa-address.c: Include tree-affine.h.
(add_to_parts, most_expensive_mult_to_index, addr_to_parts,
create_mem_ref): Work with double_int coefficients.
* tree-affine.c: New file.
* tree-affine.h: New file.
* tree-flow.h (struct affine_tree_combination): Removed.
* Makefile.in (tree-affine.o): Add.
(tree-ssa-address.o, tree-ssa-loop-ivopts.o): Add tree-affine.h
dependency.
From-SVN: r119854
gcc/
* config/arm/arm.c (arm_output_fldmx): Output FLDMD instead of
FLDMX. Rename function to...
(vfp_output_fldmd): ...this.
(vfp_output_fstmx): Output FSTMD instead of FSTMX. Rename
function to...
(vfp_output_fstmd): ...this.
(vfp_emit_fstmx): Don't leave space in the frame layout for the
FSTMX format word. Rename function to...
(vfp_emit_fstmd): ...this.
(arm_get_vfp_saved_size): Don't add in space for the FSTMX format
word.
(arm_output_epilogue): Adjust comment to reflect use of FSTMD.
(arm_unwind_emit_sequence): Don't compensate for the FSTMX format
word. Also emit "vsave" assembler directives in such cases rather
than "save".
* config/arm/libunwind.S (gnu_Unwind_Restore_VFP,
gnu_Unwind_Save_VFP): Adjust comments.
(gnu_Unwind_Restore_VFP_D, gnu_Unwind_Save_VFP_D): New functions
for saving and restoring using FSTMD and FLDMD rather than
FSTMX and FLDMX.
(gnu_Unwind_Restore_VFP_D_16_to_31, gnu_Unwind_Restore_VFP_D_16_to_31):
New functions for saving and restoring the VFPv3 registers 16 .. 31.
* config/arm/pr-support.c (gnu_unwind_execute): Add conditional
compilation case to correctly handle unwind opcode 0xc8 when using
VFP.
* config/arm/unwind-arm.c (struct vfpv3_regs): New.
(DEMAND_SAVE_VFP_D, DEMAND_SAVE_VFP_V3): New flags.
(__gnu_Unwind_Save_VFP_D, __gnu_Unwind_Restore_VFP_D,
__gnu_Unwind_Save_VFP_D_16_to_31, __gnu_Unwind_Restore_VFP_D_16_to_31):
Declare.
(restore_non_core_regs): Restore registers using FLDMD rather than
FLDMX if required. Also handle restoration of VFPv3 registers.
(_Unwind_VRS_Pop): Handle saving and restoring of registers using
FSTMD and FLDMD if required; also handle VFPv3 registers 16 .. 31,
including cases where the caller specifies a range of registers
that overlaps the d15/d16 boundary.
From-SVN: r119838
2006-12-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/17687
* builtins.def (BUILT_IN_CEXPI, BUILT_IN_CEXPIF, BUILT_IN_CEXPIL):
New builtins for imaginary argument cexp.
* builtin-types.def (BT_FN_COMPLEX_FLOAT_FLOAT,
BT_FN_COMPLEX_DOUBLE_DOUBLE, BT_FN_COMPLEX_LONGDOUBLE_LONGDOUBLE):
New required builtin types.
* builtins.c (expand_builtin_cexpi): Declare.
(mathfn_built_in): Handle BUILT_IN_CEXPI.
(expand_builtin_cexpi): New static helper.
(expand_builtin): Call it.
(do_mpfr_sincos): Adjust for CEXPI evaluation.
(fold_builtin_sincos): New function to fold sincos to cepxi.
* gcc.dg/builtins-59.c: New testcase.
From-SVN: r119824
2006-12-12 Andrew Pinski <pinskia@gmail.com>
* tree-vect-transform.c (vect_permute_load_chain):
Set DECL_GIMPLE_REG_P to true for the vect_perm_*
temp variables.
From-SVN: r119818
2006-12-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/28624
* tree-ssa-dom.c (eliminate_degenerate_phis): Use a temporary
bitmap for EXECUTE_IF_SET_IN_BITMAP.
From-SVN: r119802
2006-12-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/28436
* tree.h (DECL_COMPLEX_GIMPLE_REG_P): Rename to ...
(DECL_GIMPLE_REG_P): This.
* fold-const.c (fold_indirect_ref_1): Fold *(foo *)&vectorfoo into
using BIT_FIELD_REF.
* omp-low.c (omp_copy_decl_2): Use the renamed DECL_GIMPLE_REG_P.
* tree-gimple.c (is_gimple_reg): Use the renamed DECL_GIMPLE_REG_P
and check for VECTOR_TYPE.
* expr.c (get_inner_reference): Set the mode for BIT_FIELD_REF with
vector types.
* tree-flow-inline.h (var_can_have_subvars): Use the renamed
DECL_GIMPLE_REG_P.
* gimplify.c (internal_get_tmp_var): Use the renamed DECL_GIMPLE_REG_P
and check for VECTOR_TYPE.
(gimplify_bind_expr): Likewise.
(gimplify_function_tree): Likewise.
* expmed.c: Include target.h.
(extract_bit_field): For vector mode, try find a better mode first.
If that fails use gen_lowpart (for vectors only).
* tree-dfa.c (make_rename_temp): Use the renamed DECL_GIMPLE_REG_P
and check for VECTOR_TYPE.
* tree-ssa-pre.c (create_expressions_by_pieces): Likewise.
(insert_into_preds_of_block): Likewise.
(insert_fake_stores): Create gimple register store_tmps for
vector types.
* tree-sra.c (sra_elt): New field, is_vector_lhs.
(sra_walk_expr <case BIT_FIELD_REF>): For vector types that
are the left hand side, set the element's is_vector_lhs to true.
(instantiate_element): For vector types which were on the left hand size, set DECL_GIMPLE_REG_P to false.
* tree-nested.c (create_tmp_var_for): Use the renamed DECL_GIMPLE_REG_P. * tree-inline.c (declare_return_variable): Use the renamed
DECL_GIMPLE_REG_P
and check for VECTOR_TYPE. (copy_decl_to_var): Use the renamed DECL_GIMPLE_REG_P.
(copy_result_decl_to_var): Likewise.
* tree-vect-transform.c (vect_get_new_vect_var): For vector types, create a gimple register variable.
(vect_permute_store_chain): Set DECL_GIMPLE_REG_P to true for the
vect_inter_* temp variables.
* Makefile.in (expmed.o): Update dependencies.
2006-12-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/28436
* gcc.c-torture/compile/vector-1.c: New test.
* gcc.c-torture/compile/vector-2.c: New test.
* gcc.c-torture/compile/vector-3.c: New test.
From-SVN: r119801
2006-12-12 Andrew Macleod <amacleod@redhat.com>
PR tree-optimization/30159
* tree-ssa-coalesce.c (coalesce_ssa_name): Process single ssa_name
functions in case a default_def coalesce is required.
From-SVN: r119792
PR rtl-optimization/27761
* combine.c (try_combine): Don't create a useless garbage SET
if PATTERN (i2) is a PARALLEL. If added_sets_1, save
PATTERN (i1) resp. SET from i1src to i1dest in i1pat
and use it to prevent accidental modification of i1src.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r119785
* tree-vect-analyze.c (vect_analyze_data_ref_access): Add another check
for stores with gaps.
* tree-vect-transform.c (vect_permute_store_chain): Create
interleave_high or interleave_low according to the endianess.
From-SVN: r119779
2006-12-12 Richard Guenther <rguenther@suse.de>
PR middle-end/30147
* fold-const.c (fold_read_from_constant_string): Only fold read
from constant string if the result type is integer.
* gfortran.fortran-torture/compile/pr30147.f90: New testcase.
From-SVN: r119776
* config/vxlib.c: Extract tls related routines into ...
* config/vxlib-tls.c: New file.
* config/t-vxworks: Add vxlib-tls.c to LIB2FUNCS_EXTRA.
From-SVN: r119771
2006-12-11 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (handle_ptr_arith): Return false when we
can't handle the pointer arithmetic.
From-SVN: r119763
2006-12-11 Diego Novillo <dnovillo@redhat.com>
* doc/tree-ssa.texi: Update documentation for virtual operands
and the use of push_stmt_changes/pop_stmt_changes.
* doc/invoke.texi: Remove documentation for params
global-var-threshold.
Update documentation on max-aliased-vops.
* tree-into-ssa.c: Cleanup comments, variables and
spacing in various functions.
(regs_to_rename): Declare.
(mem_syms_to_rename): Declare.
(dump_update_ssa): Declare.
(debug_update_ssa): Declare.
(dump_names_replaced_by): Declare.
(debug_names_replaced_by): Declare.
(dump_def_blocks): Declare.
(debug_def_blocks): Declare.
(dump_defs_stack): Declare.
(debug_defs_stack): Declare.
(dump_currdefs): Declare.
(debug_currdefs): Declare.
(mark_def_sites): Do not handle virtual operands.
(compute_idf): Rename from find_idf. Update users.
(register_new_def): Make local. Convert second argument
to 'tree'.
Use BLOCK_DEFS_STACK directly.
If pushing a non-register, also push the underlying
symbol.
(rewrite_stmt): Do not handle virtual operands.
(dump_tree_ssa): Call dump_def_blocks, dump_defs_stack,
dump_currdefs and dump_tree_ssa_stats.
(dump_tree_ssa_stats): Also dump REPL_TBL.
(replace_use): Remove. Update all users to call SET_USE
instead.
(rewrite_blocks): Move code to free memory to
fini_ssa_renamer.
(mark_def_site_blocks): Move initialization code to
init_ssa_renamer.
(init_ssa_renamer): New.
(fini_ssa_renamer): New.
(rewrite_into_ssa): Call them.
(prepare_block_for_update): Process SSA_OP_ALL_USES first
and SSA_OP_ALL_DEFS later. Do not process virtual
operands separately.
(dump_update_ssa): Call dump_decl_set.
(init_update_ssa): Initialize regs_to_rename and
mem_syms_to_rename.
Call init_ssa_renamer.
(delete_update_ssa): Call fini_ssa_renamer.
Free blocks_with_phis_to_rewrite.
(mark_sym_for_renaming): If the variable has
sub-variables, also mark them.
If the variable belongs to a partition, also mark it.
(mark_set_for_renaming): Call mark_sym_for_renaming on
every symbol in the set.
(switch_virtuals_to_full_rewrite): Call
mark_set_for_renaming.
(update_ssa): Separate syms_to_rename into regs_to_rename
and mem_syms_to_rename.
* tree-dump.c (dump_options): Add TDF_MEMSYMS.
* tree-pretty-print.c (debug_generic_expr): Add TDF_MEMSYMS.
(debug_generic_stmt): Likewise.
(debug_tree_chain): Likewise.
(dump_symbols): New.
(dump_generic_node): Check for TDF_MEMSYMS.
Handle MEMORY_PARTITION_TAG.
If the statement references memory and TDF_MEMSYMS is
given, call dump_symbols.
Indicate default names with (D).
(dump_vops): Update for new virtual operator format.
* tree.c (init_ttree): Add MEMORY_PARTITION_TAG to
tree_contains_struct.
(tree_code_size): Handle MEMORY_PARTITION_TAG.
(tree_node_structure): Likewise.
(needs_to_live_in_memory): Handle SSA names.
* tree.h (MTAG_P): Likewise.
(struct tree_memory_partition_tag): Declare.
(MPT_SYMBOLS): Define.
(union tree_node): Add field 'mpt'.
* treestruct.def (TS_MEMORY_PARTITION_TAG): Define.
* tree.def (MEMORY_PARTITION_TAG): Define.
* tree-pass.h (TDF_MEMSYMS): Define.
* params.h (GLOBAL_VAR_THRESHOLD): Remove.
* tree-ssa-alias.c: Include pointer-set.h
(struct alias_map_d): Remove fields total_alias_vops,
grouped_p and may_aliases. Update all users.
(struct mp_info_def): Declare.
(mp_info_t): New type.
(get_smt_for): Rename from get_tmt_for. Update all
users.
(add_may_alias): Add argument ALREADY_ADDED. If given,
use it to avoid adding duplicate entries to alias sets.
(replace_may_alias): Remove. Update all users.
(total_alias_vops_cmp): Remove. Update all users.
(group_aliases_into): Remove. Update all users.
(tree_pointer_compare): Remove. Update all users.
(compact_name_tags): Remove. Update all users.
(group_aliases): Remove. Update all users.
(mark_non_addressable): Move from tree-flow-inline.h.
Remove the symbol from the partition holding it, if
needed.
(dump_mp_info): New.
(debug_mp_info): New.
(sort_mp_info): New.
(create_partition_for): New.
(rewrite_alias_set_for): New.
(compute_memory_partitions): New.
(compute_may_aliases): Call it.
(init_alias_info): If computing aliases for the first
time, mark every memory symbol for renaming.
(have_common_aliases_p): New.
(compute_flow_insensitive_aliasing): Call it.
(setup_pointers_and_addressables): Do not cache
num_referenced_vars.
For register promoted symbols, mark their former
partition for renaming.
(maybe_create_global_var): Only create .GLOBAL_VAR if
there are no call-clobbered variables and a mix of pure
and non-pure functions were found.
(may_alias_p): Tidy comments.
(create_tag_raw): Remove unused variable new_type.
(dump_alias_info): call dump_memory_partitions.
(dump_points_to_info_for): Call dump_decl_set.
(may_be_aliased): Tidy comments and formatting.
* timevar.def (TV_MEMORY_PARTITIONING): Define.
* tree-vectorizer.c (vect_memsyms_to_rename): Rename from
vect_vnames_to_rename. Set DECL_UIDs instead of SSA name
versions in it.
(slpeel_update_phi_nodes_for_guard1): Ignore memory PHIs.
* tree-vect-transform.c (vect_transform_loop): Call
mark_set_for_renaming with vect_memsyms_to_rename.
* tree-flow-inline.h (zero_imm_uses_p): New.
(memory_partition): New.
(set_memory_partition): New.
(factoring_name_p): New.
(symbol_mem_tag): New. Update every function that used
to access the annotation directly.
(set_symbol_mem_tag): Likewise.
* tree-ssa-copy.c (may_propagate_copy): Allow copies
between a partition and a symbol as long as the symbol
belongs to the partition.
(merge_alias_info): Ignore merge requests when memory
partitions are involved.
* tree-ssa.c (verify_ssa_name): Check that default
definitions have empty defining statements.
(verify_use): Remove argument IS_VIRTUAL.
Don't call verify_ssa_name.
(verify_phi_args): Call verify_ssa_name.
(verify_flow_insensitive_alias_info): Handle MPTs.
(verify_flow_sensitive_alias_info): Likewise.
(verify_name_tags): Likewise.
(verify_call_clobbering): Likewise.
(verify_ssa): Check for VOPs only after aliasing
information is available.
Check virtuals and real operands separately.
Call verify_ssa_name on every operand.
(stmt_references_memory_p): Move to tree-ssa-operands.c.
(walk_use_def_chains_1): Guard against NULL PHI
arguments.
* tree-ssa-operands.c (stmt_references_memory_p): Move from
tree-ssa.c.
(get_mpt_for): New.
(dump_memory_partitions): New.
(debug_memory_partitions): New.
* tree-flow.h (struct var_ann_d): Add field mpt.
(struct stmt_ann_d): Add bitfield references_memory.
* Makefile.in (tree-ssa-structalias.o): Include
pointer-set.h
(tree-ssa-alias.o): Likewise.
* tree-ssa-structalias.c: (update_alias_info): Use
STORED_SYMS to determine which variables are being
written to by the store operation.
* tree-ssa-structalias.h (struct alias_info)
<total_alias_vops>: Remove. Update all users.
<written_vars>: Change to a pointer set. Update all
users.
<dereferenced_ptrs_store>: Likewise.
<dereferenced_ptrs_load>: Likewise.
(NUM_REFERENCES): Remove. Update all users.
(NUM_REFERENCES_CLEAR): Remove. Update all users.
(NUM_REFERENCES_INC): Remove. Update all users.
(NUM_REFERENCES_SET): Remove. Update all users.
* params.def (PARAM_GLOBAL_VAR_THRESHOLD): Remove.
Update all users.
(PARAM_MAX_ALIASED_VOPS): Set to 10.
* tree-ssanames.c (make_ssa_name): Initialize
SSA_NAME_IS_DEFAULT_DEF to 0.
2006-12-11 Aldy Hernandez <aldyh@redhat.com>
* tree-ssa-dse.c (aggregate_vardecl_d): New.
(dse_global_data): Add aggregate_vardecl field.
(dse_possible_dead_store_p): New.
Add prev_defvar variable.
Allow immediate uses and previous immediate uses to differ
if they are setting different parts of the whole.
(get_aggregate_vardecl): New.
(dse_record_partial_aggregate_store): New.
(dse_whole_aggregate_clobbered_p): New.
(dse_partial_kill_p): New.
(dse_optimize_stmt): Abstract code checking a possible dead store
into new function dse_possible_dead_store_p().
Call dse_maybe_record_aggregate_store().
When checking whether a STMT and its USE_STMT refer to the
same memory address, check also for partial kills that clobber
the whole.
Move some variable definitions to the block where they are used.
(aggregate_vardecl_hash): New.
(aggregate_vardecl_eq): New.
(aggregate_vardecl_free): New.
(aggregate_whole_store_p): New.
(tree_ssa_dse): Initialize and free aggregate_vardecl.
Mark which aggregate stores we care about.
2006-12-11 Andrew Macleod <amacleod@redhat.com>
* tree-ssa-operands.h (struct vuse_element_d): Declare.
(vuse_element_t): Declare.
(struct vuse_vec_d): Declare.
(vuse_vec_p): Declare.
(VUSE_VECT_NUM_ELEM): Define.
(VUSE_VECT_ELEMENT_NC): Define.
(VUSE_ELEMENT_PTR_NC): Define.
(VUSE_ELEMENT_VAR_NC): Define.
(VUSE_VECT_ELEMENT): Define.
(VUSE_ELEMENT_PTR): Define.
(VUSE_ELEMENT_VAR): Define.
(struct maydef_optype_d) <use_var>: Remove.
<use_ptr>: Remove.
<usev>: Add.
(struct vuse_optype_d) <kill_var>: Remove.
<use_ptr>: Remove.
<usev>: Add.
(struct mustdef_optype_d) <kill_var>: Remove.
<use_ptr>: Remove.
<usev>: Add.
(VUSE_OP_PTR): Add argument. Use VUSE_ELEMENT_PTR.
(VUSE_OP): Add argument. Use VUSE_ELEMENT_PTR.
(VUSE_NUM): Define.
(VUSE_VECT): Define.
(MAYDEF_OP_PTR): Add argument. Use VUSE_OP_PTR.
(MAYDEF_OP): Add argument. Use VUSE_OP.
(MAYDEF_NUM): Define.
(MAYDEF_VECT): Define.
(MUSTDEF_KILL_PTR): Use VUSE_OP_PTR.
(MUSTDEF_KILL): Use VUSE_OP.
(MUSTDEF_NUM): Define.
(MUSTDEF_VECT): Define.
(realloc_maydef): Declare.
(realloc_vuse): Declare.
(struct ssa_operand_iterator_d) <vuse_index>: Add.
<mayuse_index>: Add.
(LOADED_SYMS): Define.
(STORED_SYMS): Define.
(FOR_EACH_SSA_MUSTDEF_OPERAND): Call op_iter_next_mustdef.
* tree-into-ssa.c: Adapt for multi-operand V_MAY_DEF and VUSE
operators.
* tree-pretty-print.c: Likewise.
* tree-ssa-dse.c: Likewise.
* tree-flow-inline.h: Likewise.
(op_iter_next_mustdef): New.
* tree-ssa-operands.c: Likewise.
(ALLOC_OPTYPE): Remove.
Update all users.
(alloc_def): New.
(alloc_use): New.
(alloc_maydef): New.
(alloc_vuse): New.
(alloc_mustdef): New.
(realloc_maydef): New.
(realloc_vuse): New.
2006-12-11 Aldy Hernandez <aldyh@redhat.com>
* tree-ssa-operands.c: Remove build_v_must_defs.
(init_ssa_operands): Delete build_v_must_defs.
(finalize_ssa_v_must_def_ops): Remove.
(finalize_ssa_v_must_defs): Remove.
(finalize_ssa_stmt_operands): Do not call
finalize_ssa_v_must_defs.
(start_ssa_stmt_operands): Do not check build_v_must_defs.
(append_v_must_def): Delete.
(copy_virtual_operands): Do not copy V_MUST_DEFs.
(get_modify_expr_operands): Remove reference to V_MUST_DEF from
comment. Remove opf_kill_def.
(build_ssa_operands): Remove references to v_must_defs.
(copy_virtual_operands): Same.
(copy_virtual_operands): Same.
(fini_ssa_operands): Same.
(free_ssa_operands): Same.
(add_mustdef_op): Remove.
Remove mustdef_optype_p.
(alloc_mustdef): Remove.
Remove references to V_MUST_DEFs in comment at top of file.
(get_expr_operands): Remove opf_kill_def.
(opf_kill_def): Remove.
(add_virtual_operand): Remove opf_kill_def.
(get_indirect_ref_operands): Same.
(get_tmr_operands): Same.
* tree-vectorizer.c (rename_variables_in_bb): Remove
SSA_OP_ALL_KILLS.
* tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Remove
SSA_OP_ALL_KILLS.
(check_loop_closed_ssa_stmt): Same.
* tree-ssa.c (verify_def): Remove V_MUST_DEF from comment.
(verify_use): Same.
(verify_ssa): Remove V_MUST_DEFs traces.
(verify_ssa): Remove SSA_OP_ALL_KILLS.
* tree-into-ssa.c (mark_def_sites): Change SSA_OP_VMUSTDEF to
SSA_OP_VMAYDEF.
(rewrite_update_stmt): Remove SSA_OP_VIRTUAL_KILLS.
(rewrite_stmt): Remove SSA_OP_ALL_KILLS.
* tree-ssa-operands.h (struct stmt_operands_d): Remove V_MUST_DEF
references.
(MUSTDEF_OPS): Remove.
(SSA_OP_VMUSTDEF): Remove.
(FOR_EACH_SSA_MUSTDEF_OPERAND): Remove.
(struct mustdef_optype_d): Remove.
Remove mustdef_optype_p.
(struct stmt_operands_d): Remove mustdef_ops.
(ssa_operand_iterator_d): Remove mustdefs and mustkills.
(SSA_OP_VIRTUAL_DEFS): Remove SSA_OP_VMUSTDEF.
(MUSTDEF_RESULT_PTR): Remove.
(MUSTDEF_RESULT): Remove.
(MUSTDEF_KILL_PTR): Remove.
(MUSTDEF_KILL): Remove.
(MUSTDEF_NUM): Remove.
(MUSTDEF_VECT): Remove.
(SSA_OP_VIRTUAL_KILLS): Remove.
(SSA_OP_ALL_VIRTUALS): Remove SSA_OP_VIRTUAL_KILLS.
(SSA_OP_VMUSTKILL): Remove.
(SSA_OP_ALL_KILLS): Remove.
(SSA_OP_ALL_OPERANDS): Remove SSA_OP_ALL_KILLS.
* tree-flow-inline.h (op_iter_init_def): Remove
SSA_OP_VIRTUAL_KILLS.
(delink_stmt_imm_use): Remove SSA_OP_ALL_KILLS.
* tree-ssa-pre.c (compute_rvuse_and_antic_safe): Remove
SSA_OP_VIRTUAL_KILLS.
* tree-ssa-loop-im.c (determine_max_movement): Remove
SSA_OP_VIRTUAL_KILLS.
(gather_mem_refs_stmt): Same.
(gather_mem_refs_stmt): Same.
* tree-ssa-dce.c (mark_really_necessary_kill_operand_phis): Delete.
(perform_tree_ssa_dce): Remove call to
mark_really_necessary_kill_operand_phis.
* tree-flow-inline.h (op_iter_init): Remove setting of mustdefs
and mustkills.
(op_iter_next_use): Do not check mustkills.
(op_iter_next_def): Do not check mustdefs.
(op_iter_next_tree): Do not check mustkills or mustdefs.
(clear_and_done_ssa_iter): Do not set mustdefs or mustkills.
(op_iter_next_maymustdef): Do not check mustkills.
(op_iter_init_must_and_may_def): Remove SSA_OP_VMUSTKILL.
(op_iter_init_mustdef): Remove.
* tree-ssa-live.c (create_ssa_var_map): Change SSA_OP_VMUSTDEF to
SSA_OP_VMAYDEF.
* tree-ssa-dse.c (dse_optimize_stmt): Remove SSA_OP_VMUSTDEF.
* tree-ssa-ccp.c: Remove V_MUST_DEF traces from comments.
(visit_assignment): Same.
* tree-ssa-copy.c (copy_prop_visit_assignment): Same.
* tree-sra.c (mark_all_v_defs_1): Remove V_MUST_DEF from comment.
* tree-outof-ssa.c (check_replaceable): Remove SSA_OP_VMUSTDEF.
* tree-pretty-print.c (dump_vops): Remove printing of V_MUST_DEF.
Remove kill_p variable.
* tree-dfa.c (struct dfa_stats_d): Remove num_v_must_defs.
(dump_dfa_stats): Remove code related to V_MUST_DEFs.
(collect_dfa_stats_r): Do not set num_v_must_defs.
(mark_new_vars_to_rename): Remove v_must_defs_{before,after}
code.
* tree-into-ssa.c (mark_def_sites): Change SSA_OP_VMUSTKILL to
SSA_OP_VMAYUSE.
* tree-ssa-pre.c (compute_rvuse_and_antic_safe): Remove
SSA_OP_VMUSTDEF and SSA_OP_VMUSTKILL.
* tree-ssa-propagate.c (stmt_makes_single_store): Remove
SSA_OP_VMUSTDEF.
From-SVN: r119760
* tree-ssa-operands.h (create_ssa_artificial_load_stmt):
Rename from create_ssa_artficial_load_stmt. Update all users.
* tree-into-ssa.c (register_new_def): Make static.
* tree.c (is_global_var): Handle SSA_NAMEs.
* tree.h (SSA_NAME_IS_DEFAULT_DEF): Define. Update all users
that used to call gimple_default_def.
* tree-ssa-operands.c (push_stmt_changes): New.
(pop_stmt_changes): New. Update every pass that modifies
statements to bracket modifications with
push_stmt_changes/pop_stmt_changes.
(discard_stmt_changes): New.
* tree-ssa-dom.c (stmts_to_rescan): Change to stack of
'tree *' instead of 'tree'. Update all users.
* tree-flow-inline.h (zero_imm_uses_p): New.
(symbol_mem_tag): New. Update every function that used
to access the annotation directly.
(set_symbol_mem_tag): Likewise.
* tree-dfa.c (dump_variable): Always show the escape mask.
(mark_symbols_for_renaming): Rename from
mark_new_vars_to_rename. Update all users.
Only mark to rename naked symbols in real and virtual
operands.
From-SVN: r119746
* tree-phinodes.c (remove_phi_node): Add argument
RELEASE_LHS_P. If given, release the SSA name on the LHS of
the PHI node.
Update all users.
* tree-ssa-dce.c: Remove forward declarations for static
functions. Re-arrange functions bodies as needed.
(find_obviously_necessary_stmts): Never mark PHI nodes as
obviously necessary.
From-SVN: r119740
PR target/30120
Revert:
2006-11-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.opt: New target option -mx87regparm.
* config/i386/i386.h (struct ix86_args): Add x87_nregs, x87_regno,
float_in_x87: Add new variables. mmx_words, sse_words: Remove.
(X87_REGPARM_MAX): Define.
* config/i386/i386.c (override_options): Error out for
-mx87regparm but no 80387 support.
(ix86_attribute_table): Add x87regparm.
(ix86_handle_cconv_attribute): Update comments for x87regparm.
(ix86_comp_type_attributes): Check for mismatched x87regparm types.
(ix86_function_x87regparm): New function.
(ix86_function_arg_regno_p): Add X87_REGPARM_MAX 80387 floating
point registers.
(init_cumulative_args): Initialize x87_nregs and float_in_x87
variables.
(function_arg_advance): Process x87_nregs and x87_regno when
floating point argument is to be passed in 80387 register.
(function_arg): Pass XFmode arguments in 80387 registers for local
functions. Pass SFmode and DFmode arguments to local functions
in 80387 registers when flag_unsafe_math_optimizations is set.
* reg-stack.c (convert_regs_entry): Disable NaN load for
stack registers that are used for argument passing.
* doc/extend.texi: Document x87regparm function attribute.
* doc/invoke.texi: Document -mx87regparm.
testsuite/ChangeLog:
PR target/30120
* gcc.target/i386/pr30120.c: New test.
Revert:
2006-11-15 Uros Bizjak <ubizjak@gmail.com>
* gcc.target/i386/x87regparm-1.c: New test.
* gcc.target/i386/x87regparm-2.c: New test.
* gcc.target/i386/x87regparm-3.c: New test.
* gcc.target/i386/x87regparm-4.c: New test.
From-SVN: r119734
* doc/loop.texi: Document number_of_latch_executions and
number_of_cond_exit_executions.
* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
chrec_is_positive, number_of_iterations_for_all_loops,
scev_const_prop): Use number_of_latch_executions.
(set_nb_iterations_in_loop): Do not increase the value of the
number of iterations.
(number_of_iterations_in_loop): Renamed to ...
(number_of_latch_executions): ... this.
(number_of_exit_cond_executions): New function.
* tree-scalar-evolution.h (number_of_iterations_in_loop): Declaration
removed.
(number_of_latch_executions, number_of_exit_cond_executions): Declare.
* tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): Use
number_of_latch_executions.
* tree-data-ref.c (get_number_of_iters_for_loop): Use
number_of_exit_cond_executions.
* tree-vect-analyze.c (vect_get_loop_niters): Ditto.
* cfgloop.h (struct loop): Improve description of the nb_iterations
field.
* gcc.dg/tree-ssa/loop-17.c: Update outcome.
From-SVN: r119718
2006-12-10 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-alias.c (compact_name_tags): Use sort_tags_by_id.
(tree_pointer_compare): Remove.
From-SVN: r119714
2006-12-10 Andrew MacLeod <amacleod@redhat.com>
* common.opt (-ftree-lrs): Remove live range splitting option.
* makefile.in: Add tree-ssa-coalesce.o and reduce header dependancies.
* opts.c (decode_options): Remove flag_tree_live_range_split.
* tree-flow.h (struct var_ann_d): Rename fields from root_ to base_.
* tree-flow-inline.h (single_imm_use_p): New. Check for single use.
* tree-outof-ssa.c: Remove header files which aren't needed.
(SSANORM_*): Remove flags.
(print_exprs_edge, coalesce_abnormal_edges, coalesce_phi_operands,
coalesce_result_decls_and_copies, coalesce_asm_operands): Remove.
(coalesce_ssa_name): Move to tree-ssa-coalesce.c.
(assign_vars): Use Basevar instead of root_var structure.
(replace_def_variable): Dont do anything if def is replaceable.
(remove_ssa_form): Integrate functional changes.
(rewrite_out_of_ssa): Remove live-range_split option.
* tree-ssa-coalesce.c: New File for ssa-name coalescing.
(coalesce_cost): Calculate the cost of a coalesce.
(coalesce_cost_bb): Calculate the coalesce cost within a BB.
(coalesce_cost_edge): Calculate the coalesce cost on an edge.
(pop_cost_one_pair): Remove the best coalesce with cost 1 from the list.
(pop_best_coalesce): Remove the best coalesce from the list.
(coalesce_pair_map_hash): Calculate coalesce pair hash.
(coalesce_pair_map_eq): Compare 2 coalesce pairs for hash function.
(create_coalesce_list): Create a coalesce list object.
(delete_coalesce_list): Free a coalesce list object.
(find_coalesce_pair): Find matching pair in the coalesce list.
(add_cost_one_coalesce): Add a coalesce to the "cost one" list.
(add_coalesce): Add a coalesce to the coalesce list.
(compare_pairs): Comparision function to determine pair sorted order.
(num_coalesce_pairs): Number of coalesced pairs.
(first_coalesce_pair, end_coalesce_pair_p, next_coalesce_pair):
Coalesce pair iterator functions.
(sort_coalesce_list): Sort coalesce pairs in order of expense.
(dump_coalesce_list): Show coalesce list.
(ssa_conflicts_new): Create an SSA conflict graph.
(ssa_conflicts_delete): Delete an SSA conflict graph.
(ssa_conflicts_test_p): Test for conflicts.
(ssa_conflicts_add_one): Add a single conflict.
(ssa_conflicts_add): Add a conflict pair.
(ssa_conflicts_merge): Merge conflicts.
(struct live_track_d): Struct for tracking live partitions.
(new_live_track): Create new live_track object.
(delete_live_track): Delete a live_track object.
(live_track_remove_partition): Remove a partition from the live list.
(live_track_add_partition): Add a partition from the live list.
(live_track_clear_var): Take VAR from the live list.
(live_track_live_p): Is var live?
(live_track_process_use): Make var come alive.
(live_track_process_def): Make var go dead, add conflicts.
(live_track_init): Initialize to a live on exit set.
(live_track_clear_base_vars): Clear live partitions.
(build_ssa_conflict_graph): Build a conflict graph.
(print_exprs): Common debug output routine.
(abnormal_corrupt): Output info about a failed coalesce across an
abnormal edge.
(fail_abnormal_edge_coalesce): Output info about a failed MUST_COALESCE.
(create_outofssa_var_map): Create a var map and coalesce list.
(attempt_coalesce): Coalesce a pair.
(coalesce_partitions): Coalesce all pairs in a coalesce list.
(coalesce_ssa_name): Entry point. Determine what ssa_names to coalesce.
* tree-ssa-live.c: Remove header files which aren't needed.
(var_map_base_init): New. Initialize a basevar list.
(var_map_base_fini): New. Finish a basevar list.
(init_var_map): Initialize new fields.
(delete_var_map): Free new fields.
(var_union): Use renamed fields.
(compact_var_map): Remove.
(partition_to_view_init): Use renamed fields, change order of an if.
(partition_view_fini): Use renamed fields.
(partition_view_normal): Create basevar list if requested.
(partition_view_bitmap): Create a view based on a bitmap of partitions.
(change_partition_var): Use renamed fields.
(create_ssa_var_map): Remove.
(tpa_init, tpa_remove_partition, tpa_delete, tpa_compact,
root_var_init): Remove.
(partition_pair_map_hash, partition_pair_map_eq, create_coalesce_list,
delete_coalesce_list, find_partition_pair, coalesce_cost, add_coalesce,
compare_pairs, num_coalesce_pairs, first_partition_pair,
end_partition_pair_p, next_partition_pair, sort_coalesce_list,
pop_best_coalesce, add_conflicts_if_valid, set_if_valid,
build_tree_conflict_graph, coalesce_tpa_members, dump_coalesce_list,
tpa_dump): Moved to tree-ssa-coalesce.c and/or renamed there.
(dump_var_map): Use renamed fields.
* tree-ssa-live.h (struct _var_map): Modify fields.
(partition_to_var, version_to_var, var_to_partition): Use renamed
fields.
(basevar_index): New. Index of the base variable of a partition.
(num_basevars): New. Number of unique base variables in partition map.
(register_ssa_partition): Use renamed fields.
(struct tree_partition_associator_d): Remove.
(tpa_num_trees, tpa_tree, tpa_first_partition, tpa_next_partition,
tpa_find_tree, tpa_decompact, root_var_init, root_var_num,
root_var, root_var_first_partition, root_var_next_partition,
root_var_dump, root_var_delete, root_var_remove_partition,
root_var_find, root_var_compact, root_var_decompact): Remove.
(struct partition_pair, struct coalesce_list_d): Moved to
tree-ssa-coalesce.c
* tree-ssa-ter.c: Remove header files which aren't needed.
From-SVN: r119711
* cse.c: (struct cse_basic_block_data): Remove LAST field.
(struct branch_path): Remove BRANCH and TAKEN fields. Add new
BB field.
(cse_visited_basic_blocks): New static bitmap.
(cse_end_of_basic_block, cse_basic_block): Remove.
(cse_find_path, cse_dump_path, cse_prescan_path,
cse_extended_basic_block): New static functions.
(cse_insn): Don't CSE over setjmp calls. Use the CFG to find
basic block boundaries. Don't record jump equivalences here.
Update the CFG after doing in-place replacement of the SET_SRC.
(cse_main): Rewrite. Look for extended basic block headers
and call cse_extended_basic_block on them until all paths that
start at this header are exhausted.
(rest_of_handle_cse): Verify that the CFG is incrementally updated
and correct after cse_main.
Don't call delete_trivially_dead_insns, let cfgcleanup do that.
(rest_of_handle_cse2): Verify the CFG here, too, after cse_main.
(pass_cse): Add TODO_verify_flow.
(pass_cse2): Likewise.
From-SVN: r119706
2006-12-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
* reload1.c (choose_reload_regs): Don't set byte offset when
resolving subregs of hard regs.
From-SVN: r119705
* config/spu/spu-protos.h (spu_split_immediate): Renamed from
spu_split_address.
(cpat_const_p, gen_cpat_const): Add.
* config/spu/spu.c (immediate_class): New enum.
(cpat_info, classify_immediate): New.
(print_operand): Use S, D, T instead of F, G, H. Use
classify_immediate. Handle cpat cases.
(spu_split_immediate): Renamed from spu_split_address. Split all
immediates that can be split.
(immediate_load_p): Use classify_immediate.
(spu_legitimate_constant_p): Accept everything except some cases of
CONST_VECTOR.
(spu_expand_move): Use spu_split_immedate.
(fsmbi_const_p): Use classify_immediate.
(cpat_const_p): New.
(gen_cpat_const: New.
* config/spu/constraints.md (j,k,l): New constraints for cpat
instructions.
* config/spu/spu.md (unnamed splitter): Change address splitter to
handle all immediates.
(_mov<mode>, _movdi, _movti): Handle i, j, k constraints for cpat
instructions.
(cpat, _cpat, splitter): Generate a TImode constant for cpat patterns
when possible.
From-SVN: r119682
2006-12-08 Andrew MacLeod <amacleod@redhat.com>
* Makefile.in: Add new file tree-ssa-ter.c.
* tree-outof-ssa.c (struct temp_expr_table_d, new_temp_expr_table,
free_temp_expr_table, add_value_to_version_list,
add_value_to_partition_list, remove_value_from_partition_list,
add_dependence, check_replaceable, finish_expr, mark_replaceable,
kill_expr, kill_virtual_exprs, find_replaceable_in_bb,
find_replaceable_exprs, dump_replaceable_exprs): Move to tree-ssa-ter.c.
* tree-ssa-live.h (find_replaceable_exprs, dump_replaceable_exprs): Add
prototypes.
* tree-ssa-ter.c: New file using code moved from tree-outof-ssa.c.
(struct value_expr_d): Remove.
(struct temp_expr_table_d): Rename fields, add explicit vector of
replaceable expressions instead of sharing. Change value_expr_p's to
bitmap. Delete free_list.
(new_temp_expr_table): Rename fields, count number of ssa_names in
each partition.
(free_temp_expr_table): Rename field, free new fields.
(new_value_expr, free_value_expr, find_value_in_list, add_value_to_list,
add_info_to_list, remove_value_from_list): Delete.
(version_to_be_replaced_p): New. Is an ssa-name replaceable?
(make_dependent_on_partition): New. Set bit in version list, allocating
a bitmap if need be.
(add_to_partition_kill_list): New. Set bit in the partition list,
allocating a bitmap if need be.
(remove_from_partition_kill_list): New. Remove a bit from the
partition list, free the bitmap if it is empty.
(add_dependence): Use renamed field, cleanup. Don't add a dependence
on partitions with only one member.
(is_replaceable_p): New. Split out replaceability check from
check_replaceable.
(process_replaceable): New. Replacement code split from
check_replaceable.
(check_replaceable): Removed.
(finished_with_expr): Renamed from finish_expr.
(kill_expr): Use renamed fields. Less parameters.
(kill_virtual_exprs): Less parameters.
(mark_replaceable): Use renamed fields.
(find_replaceable_in_bb): Use renamed fields, cleanup.
(find_replaceable_exprs): Use renamed routines, cleanup.
(dump_replaceable_exprs): don;t go past end of ssa_names list.
(debug_ter): New. Debug routine to dump state.
From-SVN: r119657
* config/bfin/bfin.c (effective_address_32bit_p): Return true for
anything involving the GOT.
(bfin_adjust_cost): Don't take the REGNO of a MEM.
(trapping_loads_p): Look inside the pattern of an insn to find the
SET.
* config/bfin/bfin.md (attr "type"): Add movcc.
(insn_reservation "alu"): Likewise.
(movsicc_insn1, movsicc_insn2): Change type to movcc.
From-SVN: r119655
2006-12-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/spu/spu-c.c (spu_build_overload_builtin): Delete.
(spu_resolve_overloaded_builtin): Check for non scalar instead
of vector type and check the function call argument type also for non scalar.
Call build_function_call instead of spu_build_overload_builtin.
2006-12-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
* gcc.target/spu: New directory.
* gcc.target/spu/spu.exp: New file.
* gcc.target/spu/intrinsics-1.c: New test.
From-SVN: r119637
2006-12-07 Richard Guenther <rguenther@suse.de>
* builtins.c (expand_builtin_pow): Adjust predicates for
pow to cbrt expansion to unsafe math and !HONOR_NANS for
negative base.
From-SVN: r119622
* tree-vrp.c (compare_values): Short circuit INTEGER_CST;
use fold_constant_to_binary; tolerate wrong type constants.
(value_intersect_p): Do just two tests.
From-SVN: r119619
* config/bfin/bfin.c (print_operand): New modifier 'N' for constants.
* config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
lshifthi3): Use it, and fix the order of alternatives.
From-SVN: r119616
* common.opt (record-gcc-switches): New command line switch.
* target.h (print_switch_type): New enum.
(print_switch_fn_type): New typedef for a function pointer.
(struct gcc_target): Add record_gcc_switches and record_gcc_switches_section fields.
* target-def.h (TARGET_ASM_RECORD_GCC_SWITCHES): Provide a default definition.
(TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Provide a default definition.
* toplev.c (print_single_switch): Simplify by providing a pointer to function that will format and output the switch appropriately.
(print_switch_values): Likewise.
(print_to_asm_out_file): New function.
(print_to_stderr): New function.
(init_asm_output): If flag_record_gcc_switches is set then if the target supports recording the switches then emit them into the assembler output file, otherwise tell the user that the switch is not supported.
* varasm.c (eld_record_gcc_switches): New function. Example handler for the record_gcc_switches target hook.
* doc/tm.texi (TARGET_ASM_RECORD_GCC_SWITCHES): Document the new target hook.
(TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Likewise.
* doc/invoke.texi (-frecord-gcc-switches): Document.
From-SVN: r119615
* reload1.c (delete_output_reload): Count occurrences in
CALL_INSN_FUNCTION_USAGE.
* rtlanal.c (count_occurrences): Handle EXPR_LIST nodes without
crashing at the end of the list.
From-SVN: r119571
2006-12-05 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (set_used_smts): Re-fix pr29156.
Optimize to avoid marking more SMT's as used when they aren't.
From-SVN: r119562
2006-12-05 Richard Guenther <rguenther@suse.de>
* config/i386/i386.c (ix86_builtin_vectorized_function): Declare.
(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define.
(ix86_builtin_vectorized_function): New function to vectorize
sqrt.
* gcc.dg/vect/vect.exp: Add support for -fno-math-errno tests.
* gcc.dg/vect/vect-pow-2.c: Rename to ...
* gcc.dg/vect/no-math-errno-vect-pow-1.c: ... this. Require
vect_double, xfail for spu*-*-*.
From-SVN: r119542
* rtlanal.c (note_uses): Deal with SEQUENCEs.
* config/bfin/bfin.c: Include "timevar.h".
(bfin_flag_schedule_insns2, splitting_for_sched,
bfin_flag_var_tracking): New variables.
(print_operand): Handle '%!'.
(override_options): Disable normal sched2 pass, instead set
bfin_flag_schedule_insns2 for reorg to handle it.
(output_file_start): Likewise for var-tracking.
(bfin_optimize_loop): Take some care not to stumble over SEQUENCEs.
(gen_one_bundle, bfin_gen_bundles, type_for_anomaly, trapping_loads_p):
New functions.
(bfin_reorg): Do second scheduling pass here, and call
bfin_gen_bundles. Use type_for_anomaly and trapping_loads_p instead
of examining insns directly. If bfin_flag_var_tracking, call
var-tracking pass when done with everything else.
* config/bfin/bfin.h (PRINT_OPERAND_PUNCT_VALID_P): '!' is valid.
* config/bfin/bfin.md (UNSPEC_32BIT): New constant.
(movsi_insn32): New pattern, with two new splits to create it
before the final scheduling pass.
(neghi2): Not a dsp32 insn, rather alu0.
(movbi, pushsi_insn, popsi_insn, movsi_insn, movv2hi_insn, movhi_insn,
movqi_insn, movsf_insn, movsi_insv, extendhisi2, zero_extendhisi2,
extendqihi2, extendqisi2, zero_extendqihi2, zero_extendqisi2,
mulhisi3, umulhisi3, ssadsi3, sssubsi3, smaxsi3, sminsi3, abssi2,
ssnegsi2, signbitssi2, smaxhi3, sminhi3, abshi2, ssneghi2, signbitshi2,
movhi_low2high, movhi_high2high, movhi_low2low, movhi_high2low,
movhiv2hi_low, movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
ssaddhi3, sssubhi3, addv2hi3, ssaddv2hi3, subv2hi3, sssubv2hi3,
addsubv2hi3, subaddv2hi3, ssaddsubv2hi3, sssubaddv2hi3, sublohiv2hi3,
subhilov2hi3, sssublohiv2hi3, sssubhilov2hi3, addlohiv2hi3,
addhilov2hi3, ssaddlohiv2hi3, ssaddhilov2hi3, sminv2hi3, smaxv2hi3,
flag_mulhi, flag_mulhisi, flag_mulhisi_parts, flag_machi,
flag_machi_acconly, flag_macinithi, flag_macinit1hi, mulv2hi3,
flag_mulv2hi, flag_mulv2hi_parts, flag_macv2hi_parts,
flag_macv2hi_parts_acconly, flag_macinitv2hi_parts,
flag_macinit1v2hi_parts, mulhisi_ll, mulhisi_lh, mulhisi_hl,
mulhisi_hh, ssnegv2hi2, absv2hi2, ssashiftv2hi3, ssashifthi3,
lshiftv2hi3, lshifthi3): Use '%!' to terminate all dsp32/load/store
variants instead of ';'.
(ror_one, rol_one): Likewise. Make them dsp32 insns.
(ashlsi3_insn, ashrsi3, lshrsi3): Add dsp32 variants.
(align8, align16, align24): Now named patterns; also using '%!'.
(mnop): New insn.
From-SVN: r119534
* cp-objcp-common.c (cp_expr_size): Return NULL in the case
size is undefined.
* builtins.c (fold_builtin_memory_op): Check that expr_size match.
* explow.c (expr_size, int_expr_size): Assert that size is non_NULL.
From-SVN: r119515
2006-12-04 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-alias.c (compute_may_aliases):
Compute flow sensitive before flow insensitive.
(compute_flow_sensitive_aliasing): Don't try to add
a symbol memory tag to itself.
* alias.h (alias_set_subset_of): New prototype.
* alias.c (alias_set_subset_of): New function.
* tree-ssa-structalias.c: Update comments.
(struct variable_info): Add finished_solution.
(new_varinfo): Set finished solution to NULL.
(var_escaped_vars): Remove.
(escaped_vars_tree): Remove.
(escaped_vars_id): Remove.
(nonlocal_vars_id): Remove.
(constraint_expr_type): Add INCLUDES.
(graph_size): Removed.
(dump_constraint): Support INCLUDES.
(build_constraint_graph): Ditto.
(collapse_nodes): Add merge_solutions argument.
Don't merge attributes.
(process_unification_queue): Just use collapse_nodes.
(perform_var_substitution): Update call to collapse_nodes.
(get_constraint_exp_from_ssa_var): Use INCLUDES.
(process_constraint): Fix non-field sensitive handling
Handle includes.
(get_constraint_for): Use INCLUDES.
(make_constraint_from_anything): Renamed from
make_constraint_from_escaped.
(make_constraint_to_escaped): Removed.
(find_global_initializers): Removed.
(create_variable_info_for): Do not make constraints to escaped
vars anymore.
(dump_solution_for_var): Don't print out the equivalent points-to
sets, just use the name of the variable it shares it with.
(intra_create_variable_infos): Use INCLUDES.
Change nonlocal variable sets to anything sets.
(init_base_vars): Remove escaped_vars and nonlocal_var
initialization.
(find_escape_constraints): Removed.
(delete_points_to_sets): Remove dead code.
(used_smt_calculated): New variable.
(set_used_smts): New function.
(merge_smts_into): New function.
(find_what_p_points_to): Modify to use SMTs.
(create_nonlocal_var): Remove.
* tree-ssa-operands.c (access_can_touch_variable): Remove
reference to nonlocal_all.
* tree-ssa.c (verify_name_tags): Remove.
From-SVN: r119502
* tree-outof-ssa.c (coalesce_ssa_name): Use calculate_live_ranges.
* tree-ssa-live.c (new_tree_live_info, delete_tree_live_info): Update.
(add_livein_if_notdef): Delete.
(loe_visit_block): New. Propogate live on entry info for a block into
each predecessor. If it changes, make sure it is visited again.
(live_worklist): Visit every block and update the live on entry info
for preds. Iterate over any that changed.
(set_var_live_on_entry): Populate the live on entry blocks with bits
based on the immediate uses of a var.
(calculate_live_on_entry): Remove.
(calculate_live_on_exit): Calculate live on exit based on the newly
oriented live on entry bits.
(calculate_live_ranges): Build live on entry and exit vectors.
(dump_live_info): Use new orientation of live on entry bitmaps.
(verify_live_on_entry): New. Split out verification code from old
calculate_live_on_entry routine.
* tree-ssa-live.h (struct tree_live_info_d): Add Working stack.
(live_entry_blocks): Rename to live_on_entry and return bitmap for a
basic_block instead of for a partition.
(live_merge_and_clear): Add asserts.
(make_live_on_entry): Set partition bit in basic block vector.
From-SVN: r119495
PR libgomp/29947
* omp-low.c (expand_omp_for_static_nochunk,
expand_omp_for_static_chunk): Do all arithmetics in signed rather than
unsigned type.
* loop.c (gomp_loop_init): Make parameters signed. Set ws->end to
start if there shouldn't be any loop iterations.
(gomp_loop_ordered_static_start): Remove start == end test.
* testsuite/libgomp.c/pr29947-1.c: New test.
* testsuite/libgomp.c/pr29947-2.c: New test.
From-SVN: r119485
PR middle-end/29965
* omp-low.c (determine_parallel_type): Don't try to optimize combined
parallels if region->exit or region->inner->exit is NULL.
(expand_omp_parallel): Handle NULL region->exit even if cfg is already
built.
(expand_omp_for_generic): Handle NULL region->cond and region->exit.
(expand_omp_for): Use expand_omp_for_generic if either region->cond
or region->exit is NULL.
(expand_omp_sections): Handle NULL region->cond or region->exit.
(expand_omp_synch):
* gcc.dg/gomp/pr29965-1.c: New test.
* gcc.dg/gomp/pr29965-2.c: New test.
* gcc.dg/gomp/pr29965-3.c: New test.
* gcc.dg/gomp/pr29965-4.c: New test.
* gcc.dg/gomp/pr29965-5.c: New test.
* gcc.dg/gomp/pr29965-6.c: New test.
* g++.dg/gomp/pr29965-1.C: New test.
* g++.dg/gomp/pr29965-2.C: New test.
* g++.dg/gomp/pr29965-3.C: New test.
* g++.dg/gomp/pr29965-4.C: New test.
* g++.dg/gomp/pr29965-5.C: New test.
* g++.dg/gomp/pr29965-6.C: New test.
* g++.dg/gomp/pr29965-7.C: New test.
* g++.dg/gomp/pr29965-8.C: New test.
* g++.dg/gomp/pr29965-9.C: New test.
* g++.dg/gomp/pr29965-10.C: New test.
From-SVN: r119483
* tree.c (walk_type_fields): Do not handle TYPE_MIN_VALUE and
TYPE_MAX_VALUE for scalar types here but...
(walk_tree): ...there instead. Return NULL_TREE if the TYPE_DECL
is attached an error mark, and the return value of the callback
if it is not NULL_TREE.
cp/
* pt.c (for_each_template_parm_r) <INTEGER_TYPE>: New case.
Call for_each_template_parm on TYPE_MIN_VALUE and TYPE_MAX_VALUE.
testsuite/
* gnat.dg/pointer_variable_bounds.adb: New test.
* gnat.dg/pointer_variable_bounds.ads: Likewise.
* gnat.dg/pointer_variable_bounds_q.ads: Likewise.
From-SVN: r119481
2006-12-03 Eric Christopher <echristo@apple.com>
PR target/24598
* config/t-slibgcc-darwin: Pass -install_name.
* config/darwin.h (LINK_COMMAND_SPEC): Remove use of
libtool. Only pass through options that the linker recognizes.
(LINK_SPEC): Update comment. Translate options.
(STARTFILE_SPEC): Add dylib1.o for shared libraries.
* config/darwin9.h (LINK_COMMAND_SPEC): Ditto above.
From-SVN: r119477
PR target/30041
* config/i386/sse.md ("*sse3_movddup"): Use operands[0] and
operands[1] in insn constraint. Correct type attribute to sselog1.
From-SVN: r119468
2006-12-02 H.J. Lu <hongjiu.lu@intel.com>
PR target/30040
* config/i386/driver-i386.c: Include "coretypes.h" and "tm.h".
(bit_SSSE3): New.
(host_detect_local_cpu): Check -mtune= vs. -march=. Rewrite
processor detection.
* config/i386/i386.h (CC1_CPU_SPEC): Add -mtune=native for
-march=native if there is no -mtune=*.
* config/i386/x-i386 (driver-i386.o): Also depend on $(TM_H)
coretypes.h.
From-SVN: r119454
* config/i386/i386.c (pentium4_cost, nocona_cost): Update
32bit memcpy/memset decriptors.
(decide_alg): With -minline-all-stringops and sizes that are best
to be copied via libcall still work hard enough to pick non-libcall
strategy.
Co-Authored-By: Uros Bizjak <ubizjak@gmail.com>
From-SVN: r119445
* fold-const.c (fold_binary) <LT_EXPR>: Use the precision of the
type instead of the size of its mode to compute the highest and
lowest possible values. Still check the size of the mode before
flipping the signedness of the comparison.
From-SVN: r119422
Ben Elliston
Geoffrey Keating
Ian Lance Taylor
Andrew MacLeod
Nathan Sidwell
Steven Bosscher
Matthias Klose
Jan Hubicka
Andreas Tobler
Manuel López-Ibáñez
Jakub Jelinek
Andrew Pinski
Uros Bizjak
Richard Guenther
Dorit Nuzman
Zdenek Dvorak
Peter Bergner
Mark Shinwell
Diego Novillo
Diego Novillo
David Daney
Ben Elliston
Trevor Smigiel
Ulrich Weigand
Andrew Pinski
Marcin Dalecki
James E Wilson
Ira Rosen
Olivier Hainque
Sa Liu
H.J. Lu
Daniel Berlin
Andreas Schwab
Andreas Schwab
Carlos O'Donell
Rask Ingemann Lambertsen
Zack Weinberg
Maxim Kuvyrkov
John David Anglin
Mike Stump
Eric Botcazou
Bernd Schmidt
Andrew Pinski
Nick Clifton
Aldy Hernandez
Uros Bizjak
Eric Christopher
Eric Christopher
Daniel Berlin
Brooks Moses
Kazu Hirata
Eric Botcazou
Eric Botcazou
Kaveh R. Ghazi
Lee Millward
Volker Reichelt