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* eh-common.h: PROTO -> PARAMS.
* emit-rtl.c: Likewise.
* errors.c: Likewise.
* errors.h: Likewise.
* except.c: Likewise.
* except.h: Likewise.
* explow.c: Likewise.
* expmed.c: Likewise.
* expr.c: Likewise.
* expr.h: Likewise.
* final.c: Likewise.
* fix-header.c: Likewise.
* flow.c: Likewise.
* fold-const.c: Likewise.
* function.c: Likewise.
* function.h: Likewise.
* gcc.c: Likewise.
* gcov-io.h: Likewise.
* gcov.c: Likewise.
* gcse.c: Likewise.
From-SVN: r31419
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From-SVN: r31033
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* Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
* function.c (insert_block_after_note): Remove.
(retrofit_block): Likewise.
(identify_blocks): Fix indentation.
(reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
* function.h (insert_block_after_note): Remove prototype.
(retrofit_block): Likewise.
* integrate.c (expand_inline_function): Don't call
find_loop_tree_blocks. Use expand_start_bindings_and_block, not
just expand_start_bindings. Use the block_map to remap old
NOTE_BLOCKs to new ones.
(integrate_decl_tree): Keep track of remapped blocks.
* integrate.h (struct inline_remap): Add block_map.
* stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
NOTE_BLOCK on the notes.
(expand_start_bindings): Rename to ...
(expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
(expand_end_bindings): Set NOTE_BLOCK.
* toplev.c (rest_of_compilation): In function-at-a-time-mode,
reconstruct the BLOCK tree.
* tree.h (expand_start_bindings): Macroize. Call ...
(expand_start_bindings_and_block): New function.
* optimize.c (struct inline_data): Remove scope_stmt.
(remap_block): Don't use insert_block_after_note. Don't update
scope_stmt.
(expand_call_inline): Don't update scope_stmt.
(optimize_function): Don't initialize scope_stmt.
* semantics.c (expand_stmt): Set NOTE_BLOCK for newly emitted
NOTE_INSN_BLOCK_BEG/NOTE_INSN_BLOCK_END notes.
From-SVN: r30982
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* function.c (retrofit_block): Abort if we don't find a suitable insn.
(insert_block_after_note): Abort if we don't have a previous block.
Remove FN parameter.
* function.h: Adjust.
* tree.c (walk_tree): Walk operand subtrees in forward order.
* optimize.c (expand_call_inline): Likewise.
(optimize_function): Initialize id->scope_stmt to something useful.
(remap_block): Assume id->scope_stmt has a useful value.
From-SVN: r30965
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* function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
(assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
update stack_alignment_needed.
(prepare_function_start): Initialize stack_alignment_needed
* function.h (struct function): Add field stack_alignment_needed.
From-SVN: r30958
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* function.h (insert_block_after_note): Declare.
* function.c (insert_block_after_note): Split out from ...
(retrofit_block): ... here.
From-SVN: r30776
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* c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
(init_attributes): Add A_NO_LIMIT_STACK.
(decl_attributes): Handle A_NO_LIMIT_STACK.
* c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
* explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
Handle stack bounds checking.
* flags.h (flag_stack_check): Use the word 'probe' rather than
'check', because the flag doesn't actually cause any checking to
be done.
* function.c (expand_function_start): Set
current_function_limit_stack.
* function.h (struct function): Add limit_stack.
(current_function_limit_stack): Define.
* invoke.texi (Code Gen Options): Document new options.
* rtl.h: Declare stack_limit_rtx.
* toplev.c (stack_limit_rtx): New variable.
(decode_f_option): Handle new options -fstack-limit-register=REG,
-fstack-limit-symbol=IDENT, -fno-stack-limit.
(main): Add stack_limit_rtx as GC root.
* tree.h (DECL_NO_LIMIT_STACK): New macro.
(struct tree_decl): New member no_limit_stack.
* config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
stack_limit_rtx.
* config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
(conditional_trap+1): Get new mnemonic correct.
(conditional_trap+2): New pattern for DImode traps.
* config/m68k/m68k.c (output_function_prologue): Handle
stack_limit_rtx.
* config/m68k/m68k.md (trap): New insn.
(conditional_trap): New insn.
* md.texi (Standard Names): Document `trap' and
`conditional_trap'.
* optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
so a cc0 setter doesn't get emitted at some random place in the
function.
* config/i960/i960.md (trap): New insn.
(conditional_trap): New expander.
(conditional_trap+1, conditional_trap+2): New insns for signed
and unsigned cases.
* config/i960/i960.c (i960_function_prologue): Use
STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
Co-Authored-By: Greg McGary <gkm@gnu.org>
From-SVN: r30771
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* function.c (diddle_return_value): New.
(expand_function_end): Use it.
* stmt.c (expand_null_return): Likewise.
(expand_value_return): Likewise.
* reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
* reload1.c (reload): Don't remove return value clobbers.
From-SVN: r30401
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* function.h (struct function): Add x_dont_save_pending_sizes_p.
* stor-layout.c (variable_size): Don't add sizes to the pending
sizes list if x_dont_save_pending_sizes_p is set.
From-SVN: r29668
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* functiion.h (struct function): Add x_whole_function_mode_p.
(retrofit_block): Declare.
* function.c (retrofit_block): New function.
(identify_blocks): Add assertions. Allow an incomplete set of
block notes if we're still generating code for the function.
* integrate.c: Include loop.h.
(expand_inline_function): Call find_loop_tree_blocks to map block
notes to blocks when in whole-function mode. Use retrofit_block
to insert new BLOCKs for the inlined function, rather than
insert_block.
* stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
* Makefile.in (integrate.o): Depend on loop.h.
From-SVN: r29487
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* emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
Free the struct.
(mark_emit_status): Renamed from mark_emit_state.
* except.c (mark_eh_status): Renamed from mark_eh_state.
Check not null before marking.
(free_eh_status): New.
* expr.c (mark_expr_status, free_expr_status): New.
* function.c (free_machine_status): New.
(free_after_parsing): New.
(free_after_compilation): Move bits to free_after_parsing; call
free_eh_status, free_expr_status; zero the marked members of the
function state.
(prepare_function_start): No can_garbage_collect.
Call init_eh_for_function.
(expand_dummy_function_end): Free up current_function state.
(mark_function_status): Renamed from mark_function_state.
(mark_function_chain): No can_garbage_collect. Call mark_expr_status.
* function.h (struct function): No can_garbage_collect.
(free_machine_status, free_after_parsing): Declare.
(free_eh_status, free_expr_status): Declare.
* ggc.h (mark_expr_status): Declare.
* stmt.c (free_stmt_status): Free the struct.
(mark_stmt_status): Renamed from mark_stmt_state.
(init_stmt): Don't call init_eh.
(init_stmt_for_function): Don't call init_eh_for_function.
* toplev.c (compile_file): Call init_eh.
(rest_of_compilation): Free basic block info before ggc_collect.
Call free_after_parsing; conditionally call free_after_compilation.
* varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
Check not null before marking.
From-SVN: r29448
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* rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
(NOTE_BLOCK): New macro.
(NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
* function.h (identify_blocks): CHange prototype.
* function.c (identify_blocks): Simplify.
(reorder_blocks): Likewise.
* ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
NOTE_INSN_BLOCK_{BEG,END}.
* haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
the list of saved notes if the note isn't a
NOTE_INSN_BLOCK_{BEG,END}.
(move_insn1): Use NOTE_EH_HANDLER in comment, rather than
NOTE_BLOCK_NUMBER.
(reemit_notes): Adjust recreation of notes to reflect new saved
note structure.
* print-rtl.c (print_rtx): Print the address of the BLOCK when
printing a block note.
* stmt.c (block_vector): Remove.
(find_loop_tree_blocks): Simplify.
(unroll_block_trees): Likewise.
From-SVN: r29441
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* function.h (free_after_compilation): Remove decl parameter.
(free_varasm_status0: Likewise.
(free_emit_status): Likewise.
(free_stmt_status): Likewise.
(free_after_compilation): Likewise.
(init_lang_status): New variable.
(free_lang_status): Likewise.
* emit-rtl.c (free_emit_status): Make decl parameter implicit.
* function.c (init_lang_status): New variable.
(free_lang_status): Likewise.
(push_function_context_to): Don't set function::decl here.
(free_after_copmilation): Make decl parameter implicit. Call
free_lang_status if defined.
(prepare_function_start): Call init_lang_status if defined.
(init_function_start): Set function::decl here.
* profile.c (output_func_start_profiler): Don't call pushdecl
until we've actually started the function.
* stmt.c (free_stmt_status): Make decl parameter implicit.
* toplev.c (rest_of_compilation): Don't pass decl to
free_after_compilation.
* varasm.c (free_varasm_status): Likewise.
From-SVN: r29239
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* emit-rtl.c (free_emit_status): Take decl as a parameter.
(init_emit_once): Add more GC roots.
* except.c (mark_func_eh_entry): New function.
(mark_eh_node): Mark false_label and rethrow_label.
(init_eh): Add more GC roots.
* function.c (free_after_compilation): Take decl as a paramter.
Call free_stmt_status.
(mark_function_state): Don't assume x_parm_reg_stack_loc is
non-NULL.
* function.h (free_after_compilation): Change prototype.
(free_varasm_status): Likewise.
(free_emit_status): Likewise.
(free_stmt_status): New function.
* ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
Remove, replacing with ...
(ggc_status): New structure.
(ggc_chain): New variable.
(init_gcc): Define.
(ggc_push_context): New function.
(ggc_pop_context): Likewise.
(ggc_alloc_rtx): Adjust for use of ggc_chain.
(ggc_alloc_rtvec): Likewise.
(ggc_alloc_tree): Likewise.
(ggc_alloc_string): Likewise.
(ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
(ggc_mark_tree): Give language-dependent code a chance to mark
`x' nodes.
(ggc_mark_tree_varray): Handle empty arrays.
(ggc_collect): Adjust for use of ggc_chain. Clear
bytes_alloced_since_last_gc.
* ggc.h (ggc_pop_context): New function.
(ggc_push_context): Likewise.
* print-tree.c (print_node): Don't print obstacks when GC'ing.
* stmt.c (free_stmt_status): New function.
(init_stmt_for_function): Clear last_expr_value.
* toplev.c (rest_of_compilation): Always call free_after_compilation.
Conditionalize call to ggc_collect.
(main): Call init_ggc.
* tree.c (push_obstacks): Do the push, even when GC'ing.
(push_obstacks_nochange): Likewise.
(pop_obstacks): Liekwise.
* varasm.c (free_varasm_status): Take decl as a parameter.
From-SVN: r29170
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* Makefile.in (tree.o): Depend on ggc.h.
(varasm.o): Likewise.
(function.o): Likewise.
(stmt.o): Likewise.
(except.o): Likewise.
(optabs.o): Likewise.
(emit-rtl.o): Likewise.
* emit-rtl.c: Include ggc.h.
(sequence_element_free_list): Remove, and all references.
(mark_sequence): New functions.
(mark_emit_state): New function.
* except.c: Include ggc.h.
(mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
(mark_tree_label_node): New functions.
(mark_eh_state): New function.
* function.c: Include ggc.h.
(mark_temp_slot, mark_function_chain): New functions.
(mark_function_state): New function.
(init_function_once): New function.
* function.h (init_function_once): New function.
* ggc-callbacks.c (lang_mark_false_label_stack): New function.
* ggc.h (label_node): Declare.
(eh_status, emit_status, stmt_status, varasm_status): Likewise.
(lang_mark_false_label_stack): New function.
(mark_temp_slot): Remove declaration.
(mark_function_chain): Likewise.
(mark_eh_state): Adjust prototype.
(mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
Likewise.
* optabs.c: Include ggc.h.
(mark_optab): New function.
(init_optabs): Add gc roots.
* stmt.c: Include ggc.h.
(mark_cond_nesting, mark_loop_nesting): New functions.
(mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
(mark_stmt_state): New function.
* toplev.c (compile_file): Call init_function_once.
* tree.c: Include ggc.h.
(type_hash): Move declaration earlier in file.
(TYPE_HASH_SIZE, type_hash_table): Likewise.
(init_obstacks): Add gc roots.
(mark_type_hash): New function.
* varasm.c: Include ggc.h.
(mark_pool_constant): New function.
(mark_varasm_state): New function.
Co-Authored-By: Bernd Schmidt <bernds@cygnus.co.uk>
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r29119
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* c-decl.c (struct language_function): Renamed from struct c_function.
Delete elt NEXT.
(c_function_chain): Delete.
(push_c_function_context): New arg F. Don't warn about nested
functions here. Fill LANGUAGE elt of F. Delete code to update
c_function_chain. Don't call push_function_context.
(pop_c_function_context): New arg F. Restore from there instead of
from c_function_chain. Don't call pop_function_context. Clear out
LANGUAGE field of F when done.
* c-lang.c: Include "function.h"
(lang_init): Initialize save_lang_status and restore_lang_status.
* c-parse.in (nested_function, nested_function_notype): Warn about
nested functions. Call push_function_context/pop_function_context
instead of the _c_ variants.
* c-tree.h (push_c_function_context, pop_c_function_context): Update
prototype.
* Makefile.in (c-lang.o): Update dependencies.
* emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
regno_pointer_flag, regno_pointer_align.
(gen_reg_rtx): Use xrealloc to enlarge them.
(free_emit_status): New function.
* function.c (mark_machine_status, mark_lang_status): New variables.
(assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
in some bits from assign_stack_local. All callers changed to use new
name.
(assign_stack_local): Just call assign_stack_local_1.
(free_after_compilation): New function.
(put_reg_into_stack): Simplify to always call assign_stack_local_1.
(trampoline_address): Likewise.
(assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
(prepare_function_start): Explicitly clear some more variables.
* function.h (struct function): New elt can_garbage_collect.
(mark_machine_status, mark_lang_status): Declare variables.
(free_after_compilation, free_emit_status, free_varasm_status,
init_varasm_status): Declare functions.
* toplev.c (rest_of_compilation): Call free_after_compilation when
done with the current function.
* varasm.c (free_varasm_status): New function.
From-SVN: r29117
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match that of normal functions; add init_machine_status mechanism.
From-SVN: r29101
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* function.h (struct function): Add new element LANGUAGE.
(save_lang_status): Declare new variable.
(restore_lang_status): Likewise.
* function.c (save_lang_status): Define.
(restore_lang_status): Likewise.
(push_function_context_to): Call language-specific save function.
(pop_function_context_from): Call language-specific restore function.
From-SVN: r29095
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* tree.c (tree_code_name): Constify a char*.
* tree.h (tree_code_name, decl_printable_name): Likewise.
* function.h (struct function): Likewise.
* toplev.c (decl_name, decl_printable_name): Likewise.
* vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
* objc/objc-act.c (decl_printable_name): Remove redundant prototype.
(init_objc): Remove function pointer cast.
From-SVN: r28966
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Include function.h in most files. Remove most of the global variables
duplicated in function.h. Add accessor macros for them which access
current_function. Delete INLINE_HEADER rtx and related code, replace
with code using struct function to store inlining related data.
From-SVN: r28626
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From-SVN: r28374
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From-SVN: r28357
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X
* except.c: Include intl.h.
(expand_eh_return): Set current_function_cannot_inline.
(save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
* function.h (struct function): Add eh_return_stub_label.
* flow.c (delete_unreachable_blocks): Don't merge across EH edges.
* Makefile.in (except.o): Depend on intl.h.
From-SVN: r27909
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Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
* dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
* function.h (cleanup_label, frame_offset): Declare.
(tail_recursion_label, tail_recursion_reentry): Likewise.
(arg_pointer_save_area, rtl_expr_chain): Likewise.
* stmt.c (cleanup_label, frame_offset): Delete extern declarations.
(tail_recursion_label, tail_recursion_reentry): Likewise.
(arg_pointer_save_area, rtl_expr_chain): Likewise.
From-SVN: r27249
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From-SVN: r25450
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current_function_addresses_labels.
* output.h (current_function_has_computed_jump): Rename from
current_function_addresses_labels.
* function.h (struct function): Likewise for addresses_labels member.
* rtl.h (FUNCTION_FLAGS_HAS_COMPUTED_JUMP): Likewise.
* function.c (current_function_has_computed_jump): Likewise.
Update all references.
* integrate.c (function_cannot_inline_p):
Test current_function_has_computed_jump instead of addresses_labels.
(initialize_for_inline): Likewise save.
(output_inline_function): Likewise restore.
* expr.c (expand_expr): Don't reference addresses_labels variables.
* stmt.c (expand_computed_goto): Set has_computed_jump.
From-SVN: r25100
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details.
From-SVN: r24879
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nonlocal_goto_handler_slot; now an EXPR_LIST chain.
* function.c (nonlocal_goto_handler_slots): Renamed from
nonlocal_goto_handler_slot; now an EXPR_LIST chain.
(push_function_context_to): Adjust for this change.
(pop_function_context_from): Likewise.
(init_function_start): Likewise.
(expand_function_end): Likewise.
* function.h (struct function): Likewise.
* calls.c (expand_call): Likewise.
* explow.c (allocate_dynamic_stack_space): Likewise.
* expr.h (nonlocal_goto_handler_slots): Rename its declaration.
* stmt.c (declare_nonlocal_label): Make a new handler slot for each
label.
(expand_goto): When doing a nonlocal goto, find corresponding handler
slot for it. Don't put the label address in the static chain register.
(expand_end_bindings): Break out nonlocal goto handling code into
three new functions.
(expand_nl_handler_label, expand_nl_goto_receiver,
expand_nl_goto_receivers): New static functions, broken out of
expand_end_bindings and adapted to create one handler per nonlocal
label.
* function.c (delete_handlers): Delete insn if it references any of
the nonlocal goto handler slots.
* i960.md (nonlocal_goto): Comment out code that modifies
static_chain_rtx.
* sparc.md (nonlocal_goto): Likewise.
(goto_handler_and_restore_v9): Comment out.
(goto_handler_and_restore_v9_sp64): Comment out.
From-SVN: r23732
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* expr.c (pending_chain): Move up.
(save_expr_status): Do save pending_chain.
(restore_expr_status): And restore it.
* function.h (struct function): Add pending_chain.
From-SVN: r23241
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attribute.
Fine-grained control of -fcheck-memory-usage with new no_check_memory_usage
attribute. Misc minor bugfixes and tests for it too.
From-SVN: r22983
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* tree.h (BUILT_IN_CALLER_RETURN_ADDRESS): Unused. Kill.
(BUILT_IN_FP, BUILT_IN_SP, BUILT_IN_SET_RETURN_ADDR_REG): Kill.
(BUILT_IN_EH_STUB_OLD, BUILT_IN_EH_STUB, BUILT_IN_SET_EH_REGS): Kill.
(BUILT_IN_EH_RETURN, BUILT_IN_DWARF_CFA): New.
* c-decl.c (init_decl_processing): Update accordingly.
* expr.c (expand_builtin): Likewise.
* cp/decl.c (init_decl_processing): Likewise.
* rtl.h (global_rtl): Add cfa entry.
(virtual_cfa_rtx, VIRTUAL_CFA_REGNUM): New.
(LAST_VIRTUAL_REGISTER): Update.
* emit-rtl.c (global_rtl): Add cfa entry.
(init_emit): Initialize it.
* function.c (cfa_offset): New.
(instantiate_virtual_regs): Initialize it.
(instantiate_virtual_regs_1): Instantiate virtual_cfa_rtx.
(expand_function_end): Call expand_eh_return.
* tm.texi (ARG_POINTER_CFA_OFFSET): New.
* except.c (current_function_eh_stub_label): Kill.
(current_function_eh_old_stub_label): Likwise; update all references.
(expand_builtin_set_return_addr_reg): Kill.
(expand_builtin_eh_stub_old, expand_builtin_eh_stub): Kill.
(expand_builtin_set_eh_regs): Kill.
(eh_regs): Produce a third reg for the actual handler address.
(eh_return_context, eh_return_stack_adjust): New.
(eh_return_handler, eh_return_stub_label): New.
(init_eh_for_function): Initialize them.
(expand_builtin_eh_return, expand_eh_return): New.
* except.h: Update prototypes.
* flow.c (find_basic_blocks_1): Update references to the stub label.
* function.h (struct function): Kill stub label elements.
* libgcc2.c (in_reg_window): For REG_SAVED_REG, check that the
register number is one that would be in the previous window.
Provide a dummy definition for non-windowed targets.
(get_reg_addr): New function.
(get_reg, put_reg, copy_reg): Use it.
(__throw): Rely on in_reg_window, not INCOMING_REGNO. Kill stub
generating code and use __builtin_eh_return. Use __builtin_dwarf_cfa.
* alpha.c (alpha_eh_epilogue_sp_ofs): New.
(alpha_init_expanders): Initialize it.
(alpha_expand_epilogue): Use it.
* alpha.h: Declare it.
* alpha.md (eh_epilogue): New.
* m68h.h (ARG_POINTER_CFA_OFFSET): New.
* sparc.h (ARG_POINTER_CFA_OFFSET): New.
From-SVN: r22436
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* except.h (current_function_eh_stub_label): Declare.
(current_function_eh_old_stub_label): Declare.
* function.h (struct function): New members eh_stub_label and
eh_old_stub_label.
* except.c (current_function_eh_stub_label): New variable.
(current_function_eh_old_stub_label): New variable.
(init_eh_for_function): Clear them.
(save_eh_status): Save them.
(restore_eh_status): Restore them.
(expand_builtin_eh_stub): Set current_function_eh_stub_label.
(expand_builtin_eh_stub_old): Set current_function_eh_old_stub_label.
* flow.c (find_basic_blocks_1): When handling a REG_LABEL note, don't
make an edge from the block that contains it to the block starting
with the label if this label is one of the eh stub labels.
If eh stub labels exist, show they are reachable from the last block
in the function.
From-SVN: r22369
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* expr.h (profile_function_entry_libfunc, profile_function_exit_libfunc):
Declare new variables.
* optabs.c: Define them here.
(init_optabs): Initialize them.
* tree.h (struct tree_decl): New flag no_instrument_function_entry_exit.
(DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro.
* c-decl.c (duplicate_decls): Merge it.
* c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION.
(init_attributes): Use it for "no_instrument_function".
(decl_attributes): Handle it, for functions that have not yet been compiled.
Set decl flag.
* flags.h (flag_instrument_function_entry_exit): Declare new variable.
* toplev.c (flag_instrument_function_entry_exit): Define it here.
(f_options): New option "instrument-functions".
* function.h (struct function): New field instrument_entry_exit.
* function.c (current_function_instrument_entry_exit): New variable.
(push_function_context_to, pop_function_context_from): Save and restore.
(expand_function_start): Set current_ variable, maybe emit return label and
entry profile call.
(expand_function_end): Maybe emit exit profile call.
Testsuite:
* gcc.c-torture/special/eeprof-1.c: New test, for -finstrument-functions.
* gcc.c-torture/special/special.exp: Run it.
From-SVN: r21495
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* flow.c (allocate_for_life_analysis, init_regset_vector):
Remove declaration.
* function.h (get_first_block_beg): New declaration.
* gbl-ctors.h (__do_global_dtors): Add prototype.
* gcov-io.h (__fetch_long): New declaration.
(__store_long): Likewise.
(__read_long): Likewise.
(__write_long): Likewise.
* gcov.c (print_usage): New declaration.
* Makefile.in (c-iterate.o): Depend on insn-codes.h too.
From-SVN: r20631
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* function.c: Define current_function_cannot_inline.
(push_function_context_to): Save it.
(pop_function_context_from): Restore it.
* function.h (struct function): Provide it a home.
* output.h: Declare it.
* integrate.c (function_cannot_inline_p): Check it.
* decl.c (cp_finish_decl): Disable inlining of extern inlines
with static variables.
From-SVN: r20332
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included
From-SVN: r20114
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From-SVN: r19746
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for details.
* haifa-sched.c: Mirror recent changes from gcc2.
From-SVN: r18984
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Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
Thread-safe EH support for pthreads, DCE threads and Solaris threads.
* integrate.c (expand_inline_function): If the inline fn uses eh
context, make sure that the current fn has one.
* toplev.c (rest_of_compilation): Call emit_eh_context.
* except.c (use_eh_context): New fn.
(get_eh_context_once): New fn.
(call_get_eh_context): New fn.
(emit_eh_context): New fn.
(get_eh_context): Call either get_eh_context_once or
call_get_eh_context, depending on what we have.
(get_dynamic_handler_chain): Call get_eh_context_once.
* except.h: Prototypes for fns above.
* optabs.c (get_eh_context_libfunc): Removed.
(init_optabs): Don't initialize it.
* expr.h (get_eh_context_libfunc): Removed.
* rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
* config/pa/pa.h (CPP_SPEC): Support for -threads.
* config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
* config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
New multilib for -threads.
* config/sparc/t-sol2: Added multilibs for -threads and
made -pthreads alias to it.
* config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
Added -threads and -pthreads options.
* libgcc-thr.h: New file.
* libgcc2.c: (__get_cpp_eh_context): Removed.
(struct cpp_eh_context): Removed.
(struct eh_context): Replaced cpp_eh_context with generic language
specific pointer.
(__get_eh_info): New function.
(__throw): Check eh_context::info.
(__sjthrow): Ditto.
* libgcc2.c: Include libgcc-thr.h.
(new_eh_context, __get_eh_context,
eh_pthread_initialize, eh_context_initialize, eh_context_static,
eh_context_specific, eh_context_free): New functions.
(get_eh_context, eh_context_key): New variables.
(__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
get_eh_context to get the context.
(longjmp): Move the declaration inside
#ifdef DONT_USE_BUILTIN_SETJMP.
* frame.c: Include libgcc-thr.h.
(object_mutex): Mutex to protect the object list.
(find_fde, __register_frame, __register_frame_table,
__deregister_frame): Hold the lock while accessing objects.
* except.h (get_eh_context): Declare.
* except.c (current_function_ehc): Define.
(current_function_dhc, current_function_dcc): Removed.
(get_eh_context): New function.
(get_dynamic_handler_chain): Use get_eh_context.
(get_saved_pc_ref): Ditto.
(get_dynamic_cleanup_chain): Removed references to
current_function_dcc.
(save_eh_status, restore_eh_status): Save and restore
current_function_ehc instead.
* optabs.c (get_eh_context_libfunc): New variable.
(init_optabs): Initialize it.
* expr.h: Declare get_eh_context_libfunc.
* function.h (struct function): Replaced dhc and dcc with ehc.
* except.c (get_saved_pc_ref): New functions.
(eh_saved_pc_rtx, eh_saved_pc): Deleted.
(expand_internal_throw_indirect): Use get_saved_pc_ref() instead
of eh_saved_pc.
(end_eh_unwinder): Likewise.
(init_eh): Remove initialization of eh_saved_pc.
* optabs.c (get_saved_pc_libfunc): New variable.
(init_optabs): Initialize it.
* expr.h: Declare get_saved_pc_libfunc.
* except.h (eh_saved_pc_rtx): Deleted.
(get_saved_pc_ref): Declared.
From Scott Snyder <snyder@d0sgif.fnal.gov>:
* libgcc2.c (__get_saved_pc): New.
(__eh_type, __eh_pc): Deleted.
(__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
(__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
this fcn.
cp/:
Thu Dec 11 20:43:33 1997 Teemu Torma <tot@trema.com>
* decl.c (ptr_ptr_type_node): Define.
(init_decl_processing): Initialize it.
* cp-tree.h: Declare it.
* exception.cc (__cp_exception_info): Use __get_eh_info.
(__cp_push_exception): Ditto.
(__cp_pop_exception): Ditto.
From Scott Snyder <snyder@d0sgif.fnal.gov>:
* except.c (expand_builtin_throw): Use get_saved_pc_ref instead of
saved_pc.
(init_exception_processing): Removed saved_pc initialization.
From-SVN: r17052
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From-SVN: r13974
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From-SVN: r13968
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From-SVN: r13354
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(get_frame_size): Add definition.
From-SVN: r13244
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From-SVN: r12549
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From-SVN: r11813
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From-SVN: r10867
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From-SVN: r10122
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From-SVN: r9961
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From-SVN: r9185
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From-SVN: r8711
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