* tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
transform only GIMPLE_MODIFY_STMTs.
* tree-complex.c (expand_complex_operations_1): Ditto.
(expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
* tree-ssa-loop-manip.c (build_if_stmt): Removed.
(tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
branches.
* value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
* omp-low.c (expand_parallel_call, expand_omp_for_generic,
expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
slpeel_add_loop_guard): Ditto.
* tree-mudflap.c (mf_build_check_statement_for): Ditto.
* lambda-code.c (perfect_nestify): Ditto.
* tree-iterator.c (tsi_split_statement_list_before): Fix splitting
before the first statement.
* tree-optimize.c (execute_free_datastructures): Fix comments.
(execute_free_cfg_annotations): Do not call disband_implicit_edges.
* tree-flow.h (disband_implicit_edges): Declaration removed.
* tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
branches.
(cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
without gotos.
(disband_implicit_edges, has_label_p): Removed.
(tree_verify_flow_info): Verify that COND_EXPR branches are empty.
(tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
branches.
* tree.c (build3_stat): Mark COND_EXPRs used as statements as having
side effects.
* tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
also for COND_EXPRs.
* cfgexpand.c (label_rtx_for_bb): New function.
(expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
Use label_rtx_for_bb to find the labels.
(expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
last block. Detect fallthru edges.
From-SVN: r124214
* tree-optimize.c (has_abnormal_outgoing_edge_p): Move to tree-inline.
(execute_fixup_cfg): Break out the abnormal goto code.
* tree-inline.c (has_abnormal_outgoing_edge_p): Move here from
tree-optimize.c.
(make_nonlocal_label_edges): Move here from execute_fixup_cfg.
(optimize_inline_calls): Call make_nonlocal_label_edges.
Co-Authored-By: Eric Botcazou <ebotcazou@libertysurf.fr>
From-SVN: r121572
* cgraph.h (cgraph_decide_inlining_incrementally): Kill.
* tree-pass.h: Reorder to make IPA passes appear toegher.
(pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
* cgraphunit.c (cgraph_finalize_function): Do not compute inling
parameters, do not call early inliner.
* ipa-inline.c: Update comments. Include tree-flow.h
(cgraph_decide_inlining): Do not compute inlining parameters.
(cgraph_decide_inlining_incrementally): Return TODOs; assume to
be called with function context set up.
(pass_ipa_inline): Remove unreachable functions before pass.
(cgraph_early_inlining): Simplify assuming to be called from the
PM as local pass.
(pass_early_inline): New pass.
(cgraph_gate_ipa_early_inlining): New gate.
(pass_ipa_early_inline): Turn into simple wrapper.
(compute_inline_parameters): New function.
(gate_inline_passes): New gate.
(pass_inline_parameters): New pass.
(apply_inline): Move here from tree-optimize.c
(pass_apply_inline): New pass.
* ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
transforming.
* tree-inline.c (optimize_inline_calls): Return TODOs rather than
doing them by hand.
(tree_function_versioning): Do not allocate dummy struct function.
* tree-inline.h (optimize_inline_calls): Update prototype.
* tree-optimize.c (execute_fixup_cfg): Export.
(pass_fixup_cfg): Remove
(tree_rest_of_compilation): Do not apply inlines.
* tree-flow.h (execute_fixup_cfg): Declare.
* Makefile.in (gt-passes.c): New.
* passes.c: Include gt-passes.h
(init_optimization_passes): New passes.
(nnodes, order): New static vars.
(do_per_function_toporder): New function.
(execute_one_pass): Dump current pass here.
(execute_ipa_pass_list): Don't dump current pass here.
From-SVN: r120835
* tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
separately.
(remove_stmt_from_eh_region_fn): Do not remove call_exprs.
(verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
* except.h (verify_eh_throw_table_statements): Kill prototype.
* cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
into call exrepssions.
* tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
eh trhow verifier.
* tree-cfg.c: Include pointer-set.h.
(verify_node_sharing): Work on pointer set.
(verify_eh_throw_stmt_node): New.
(verify_stmts): Use pointers sets, verify throw_stmt.
From-SVN: r120766
* tree-pas.h (TODO_remove_function): New flag.
(TODO_update*): Renumber.
(pass_ipa_increase_alignment,
pass_ipa_function_and_variable_visibility): New passes.
* cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
(cgraph_function_and_variable_visibility): Move to ipa.c
(cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
cgraph_increase_alignment.
* ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
(cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
calling tree-inline.
(cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
(pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
* tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
(gate_increase_alignment): New function.
(pass_ipa_increase_alignment): New pass.
* ipa.c: Inline tree-pass.h and timevar.h
(function_and_variable_visibility): Move here from cgraphunit.c
* tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
* passes.c (init_optimization_passes): Add the two new passes.
(execute_todo): Handle cgraph_remove_functions.
From-SVN: r120576
* tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
comitted older version of patch.
(pass_fixup_cfg): Add TODOs to verify flow and statements, dump
function, celanup cfg and collect garbage.
From-SVN: r120469
* cgraph.c (cgraph_release_function_body): New function.
(cgraph_remove_node): Use it.
* cgraph.h (cgraph_release_function_body): Declare.
* cgraphunit.c (cgraph_expand_function): Use it.
* ipa.c (cgraph_remove_unreahchable_nodes): Use it.
* tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
is initialized and while compilation of other function is running.
* tree-optimize.c (execute_free_cfg_annotations): Move code to clear
statement CFG annotations from here to ...
* tree-cfg.c (delete_tree_cfg_annotations): ... here.
From-SVN: r120437
* gcc.dg/pr16194.c: We now output error on all three functions, not just
first one.
* cgraph.c: Include tree-flow.h
(cgraph_add_new-function): Handle IPA_SSA mode; execute
early_local_passes.
* cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
* tree-pass.h (pass_all_early_optimizations): Declare.
* cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
early_local_passes.
(cgraph_analyze_function): Do early_local_passes.
* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
Do not add referenced vars.
* tree-optimize.c (gate_all_optimizations): Do not execute when not in
SSA form.
(gate_all_early_local_passes): New gate.
(pass_early_local_passes): Use new gate.
(execute_early_local_optimizations): New functions.
(gate_all_early_optimizations): New gate.
(pass_all_early_optimizations): New pass.
(execute_free_datastructures): Free SSA only when initialized.
(gate_init_datastructures): Init only when optimizing.
(tree_lowering_passes): Do early local passes when called late.
* tree-profile.c (do_tree_profiling): Don't profile functions added
late.
(do_early_tree_profiling, pass_early_tree_profile): Kill.
* tree-cfg.c (update_modified_stmts): Do not update when operands are
not active.
* passes.c (init_optimizations_passes): Reorder so we go into SSA
during early_local_passes.
* Makefile.in (cgraph.o): Add dependency on tree-flow.h.
From-SVN: r120373
2007-01-02 Jan Hubicka <jh@suse.cz>
* tree-optimize (execute_fixup_cfg): Set after_inlining flag.
Set NOTHROW flag on call statements proved to be nothrow.
Update statement of local calls so new pure/const functions are
updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
goto receivers.
(tree_rest_of_compilation): Register hooks and initialize bitmap
early. Do not set after_inlining flag.
From-SVN: r120357
* builtins.c (expand_builtin_setjmp): Delete.
(expand_builtin) <BUILT_IN_SETJMP>: Mark as unreachable.
<BUILT_IN_SETJMP_SETUP>: New case.
<BUILT_IN_SETJMP_DISPATCHER>: Likewise.
<BUILT_IN_SETJMP_RECEIVER>: Likewise.
* builtins.def (BUILT_IN_SETJMP_SETUP): New built-in stub.
(BUILT_IN_SETJMP_DISPATCHER): Likewise.
(BUILT_IN_SETJMP_RECEIVER): Likewise.
* gimple-low.c (struct lower_data): New field calls_builtin_setjmp.
(lower_function_body): Initialize it to false. If it is set to true
at the end of the processing, emit the setjmp dispatcher.
(lower_stmt) <CALL_EXPR>: Invoke lower_builtin_setjmp if the callee
is __builtin_setjmp and set calls_builtin_setjmp to true as well.
<MODIFY_EXPR>: Fall through to above case if there is a CALL_EXPR
on the rhs of the assignment.
(lower_builtin_setjmp): New function.
* tree.c (build_common_builtin_nodes): Build BUILT_IN_SETJMP_SETUP,
BUILT_IN_SETJMP_DISPATCHER and BUILT_IN_SETJMP_RECEIVER nodes.
* tree-cfg.c (make_exit_edges) <CALL_EXPR>: Use specific predicate
to detect calls that can go to non-local labels. Use specific
helper to create the abnormal edges associated with them.
<MODIFY_EXPR>: Likewise.
(make_abnormal_goto_edges): New function extracted from...
(make_goto_expr_edges): ...here. Call it for computed gotos.
(simple_goto_p): Minor tweak.
(tree_can_make_abnormal_goto): New predicate.
(tree_redirect_edge_and_branch): Return zero on all abnormal edges.
(tree_purge_dead_abnormal_call_edges): New function.
* tree-flow.h (tree_can_make_abnormal_goto): Declare.
(tree_purge_dead_abnormal_call_edges): Likewise.
(make_abnormal_goto_edges): Likewise.
* tree-inline.c (expand_call_inline): Simplify statement frobbing.
Purge all dead abnormal edges if the call was in the last statement.
* tree-optimize.c (has_abnormal_outgoing_edge_p): New predicate.
(execute_fixup_cfg): If there are non-local labels in the function,
scan the basic blocks and split them at calls that can go to non-local
labels or add missing abnormal call edges. Write down the CFG in the
dump file.
(pass_fixup_cfg): Remove TODO_dump_func flag.
* unwind-sjlj.c: Poison setjmp.
* doc/install.texi (enable-sjlj-exceptions): Use more general wording.
* doc/tm.texi (DWARF2_UNWIND_INFO): Likewise.
(TARGET_UNWIND_TABLES_DEFAULT): Fix typo.
(DONT_USE_BUILTIN_SETJMP): Document it.
From-SVN: r117298
2005-07-02 Zack Weinberg <zack@codesourcery.com>
Joseph S. Myers <joseph@codesourcery.com>
* toplev.c (default_tree_printer): Handle setting location with
'+' flag.
* c-objc.common.c (c_tree_printer): Likewise.
* c-format.c (gcc_diag_flag_specs): Add '+'.
(gcc_cdiag_char_table): Allow '+' flag for tree formats.
(format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
formats.
* c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
config/v850/v850.c, function.c, stor-layout.c, toplev.c,
tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
of diagnostics. Use %q+D not %s for a decl. Do not pass excess
format arguments where %J is used without %D.
cp:
* error.c (location_of): Add comment.
(locate_error, cp_error_at, cp_warning_at, cp_pedwarn_at): Remove.
* cp-tree.h (cp_error_at, cp_warning_at, cp_pedwarn_at): Remove.
* call.c, class.c, decl.c, decl2.c, friend.c, init.c,
name-lookup.c, parser.c, pt.c, search.c, semantics.c, typeck.c,
typeck2.c: Use '+' flag instead of %J, cp_error_at, cp_warning_at
or cp_pedwarn_at. Mark up some diagnostic strings with N_.
java:
* class.c, decl.c, expr.c: Use '+' flag instead of %J. Use 'q'
flag for quoting.
objc:
* objc-act.c: Use '+' flag instead of %J. Use 'q' flag for
quoting.
testsuite:
* gcc.dg/format/gcc_diag-1.c: Update.
From-SVN: r101532
* function.h (struct function): Add saved blocks/unexpanded var list.
* gimple-low.c (record_vars): Insert only VAR_DECLs.
* tree-inline.c (add_lexical_block): Declare; do not clear sublocks.
(remap_decl): Do not declare vars.
(remap_block): Do not care inserting blocks.
(remap_blocks): New function.
(copy_body_r): Update debug info.
(expand_call_inline): Duplicate callee block tree into caller;
copy all the unexpanded_var_list.
(save_body): Save unexpanded_var_list and blocks.
* tree-optimize.c (tree_rest_of_optimization): Restore
blocks/unexpanded_var_list.
From-SVN: r101449
* cgraph.c (cgraph_remove_node): Do not release function bodies until
full cgraph is built.
* cgraph.h (cgraph_decide_inlining_incrementally): Add early argument.
* cgraphunit.c (cgraph_finalize_function): Update call of
cgraph_decide_inlining_incrementally.
(initialize_inline_failed): Break out of ...
(cgraph_analyze_function): ... here.
(rebuild_cgraph_edges): New function.
(pass_rebuild_cgraph_edges): New pass.
* common.opt (fearly-inlining): New flag.
* ipa-inline.c: Include ggc.h
(cgraph_clone_inlined_nodes): Avoid re-using of original copy
when cgraph is not fully built.
(cgraph_decide_inlining_incrementally): Add early mode.
(cgraph_early_inlining): New function.
(cgraph_gate_early_inlining): Likewise.
(pass_early_ipa_inline): New pass.
* ipa.c (cgraph_postorder): NULLify aux pointer.
* tree-inline.c (expand_call_inline): Avoid warning early.
* tree-optimize.c (pass_early_local_passes): New.
(execute_cleanup_cfg_pre_ipa): New.
(pass_cleanup_cfg): New.
(register_dump_files): Fix handling subpasses of IPA pass.
(init_tree_optimization_passes): Add early passes.
(execute_ipa_pass_list): Fix handling of subpasses of IPA pass.
* passes.h (pass_early_tree_profile, pass_rebuild_cgraph_edges,
pass_early_ipa_inline): New passes.
* tree-profile.c (do_early_tree_profiling, pass_early_tree_profile): New.
* invoke.texi: Document early-inlining.
From-SVN: r101369
* tree-optimize.c (init_tree_optimization_passes): Move
copy prop pass to run just before VRP.
* tree-vrp.c (remove_range_assertions): Remove copies created
by ASSERT_EXPR removal.
* gcc.dg/tree-ssa/vrp16.c: New test.
From-SVN: r101277
PR c++/19317
Leave the return slot target in the MODIFY_EXPR rather than making
it an argument, but only use it if the CALL_EXPR has a flag set.
* tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to
CALL_EXPR_RETURN_SLOT_OPT.
* calls.c (expand_call): Adjust.
* tree-inline.c (expand_call_inline): Adjust.
* tree-pretty-print.c (dump_generic_node): Adjust.
And set the flag as appropriate.
* gimplify.c (gimplify_modify_expr_rhs): Set
CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe.
* tree-nrv.c (execute_return_slot_opt): Set
CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis.
* tree-pass.h: Declare pass_return_slot.
* tree-optimize.c (init_tree_optimization_passes): Add it.
* cp/semantics.c (simplify_aggr_init_expr): Use
CALL_EXPR_RETURN_SLOT_OPT, not CALL_EXPR_HAS_RETURN_SLOT_ADDR.
From-SVN: r101269
2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
* tree-ssa-alias.c (new_type_alias): New procedure to
create a type memory tag for a pointer with a may-alias
set determined from a variable declaration.
* tree-flow.h: export declaration of new_type_alias
* tree-optimize.c (init_tree_optimization_passes): document
that pass_may_alias cannot be called after pass_vectorize.
* tree-vect-transform (vect_create_data_ref_ptr): Call
new_type_alias when an type memory tag isn't available
for a reference.
(vectorizable_store): Use copy_virtual_operands to update
virtual defs in place (so that loop_version can be called).
Call mark_for_renaming for the virtual defs in case peeling
is done and virtual uses outside the loop need to be updated.
From-SVN: r100322
* cgraph.h (cgraph_node): Add 'lowered' state.
(cgraph_lower_function): Declare.
* cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
(cgraph_lower_function): New function.
(cgraph_create_edges): Deal with lowered function bodies.
(verify_cgraph_node): Likewise.
(cgraph_analyze_function): Do lowering job.
(cgraph_build_static_cdtor): Likewise.
* function.h (struct function): Add saved_eh and saved_cfg.
* integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
* tree-cfg.c (fold_cond_expr_cond): Export.
* tree-flow.h (fold_cond_expr_cond): Declare.
* tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
pointer-set.
(struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
callee_cfun, block, eh_region, eh_region_offset.
(inlining_p): New predicate.
(remap_decl): Update for new inline_data; declare newly created inline
vars in low gimple way.
(copy_body_r): Update for new datastructure, simplify some of handling
when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
deal with RESX_EXPRs.
(copy_bb): New.
(copy_edges_for_bb): Likewise.
(remap_decl_1): New.
(copy_cfg_body): New.
(copy_generic_body): Rewrite to work on low gimple.
(copy_body): Turn into simple wrapper around copy_cfg_body.
(setup_one_parameter): Insert new statements into given basic block.
(initialize_initialized_parameters): Likewise, reorganize way things are
gimplified.
(declare_return_variable): Update for new inline data datastructure.
(inline_forbidden_p): Work on low gimple.
(estimate_num_insns): Likewise.
(expand_call_inline): Work on CFG.
(push_cfun, pop_cfun): New functions.
(cfun_stack): New stack.
(add_lexical_block): New function.
(gimple_expand_calls_inline): Work on basic block.
(optimize_inline_calls): Likewise.
(clone_body, save_body, unsave_ewpr_now): Update for new
datastructures.
(declare_inline_vars): Work on block instead of bind_expr.
(inlining_p): New predicate.
* tree-inline.h (push_cfun, pop_cfun): Declare.
* tree-optimize.c: Include except.h
(all_lowering_passes): New variable.
(execute_fixup_cfg, pass_fixup_cfg): New pass.
(init_tree_optimization_passes): Move some to all_lowering_passes.
(tree_lowering_passes): New function.
(tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
Co-Authored-By: Dale Johannesen <dalej@apple.com>
Co-Authored-By: Jan Hubicka <jh@suse.cz>
Co-Authored-By: Stuart Hastings <stuart@apple.com>
From-SVN: r99840
gcc:
2005-05-17 Paolo Bonzini <bonzini@gnu.org>
* Makefile.in: Add tree-ssa-math-opts.c.
* expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
* fold-const.c (distribute_real_division): New.
(fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
* tree-pass.h (pass_cse_reciprocals): New.
* tree-optimize.c (init_tree_optimization_passes): Run it.
* tree-ssa-math-opts.c: New file.
* doc/passes.texi: Document the new pass.
gcc/testsuite:
2005-05-17 Paolo Bonzini <bonzini@gnu.org>
* gcc.dg/fold-div-1.c, gcc.dg/recip-1.c, gcc.dg/recip-2.c: New.
From-SVN: r99826
