* Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
(c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
$(out_object_file)): Depend on ggc.h.
* c-common.c: Include "ggc.h".
(combine_strings): If doing GC, use ggc_alloc_string.
* c-decl.c: Include "ggc.h".
(ggc_p): Define with value 0.
(mark_binding_level): New function.
(init_decl_processing): Add GC roots.
(mark_c_function_context): New function.
(lang_mark_false_label_stack): New function.
(lang_mark_tree): New function.
(lang_cleanup_tree): New function.
* c-lang.c: Include "ggc.h".
(lang_init): Call c_parse_init.
* c-lex.c: Include "ggc.h".
(check_linenum): If doing GC, don't copy filenames to permanent
obstack.
* c-parse.in: Include "ggc.h".
(c_parse_init): New function.
* c-tree.h (c_parse_init, mark_c_function_context): Declare.
* objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
* except.c (mark_eh_state): Mark more state.
* function.c (mark_function_state): Likewise.
* ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
(ggc_alloc_string) [GGC_DUMP]: Fix typo.
* toplev.c (mark_file_stack): New function.
(compile_file): If doing GC, use ggc_alloc_string on input filename.
(main): Add root for input_file_stack.
* i386.c: Include "ggc.h".
(ix86_mark_machine_status): New function.
(override_options): Set mark_machine_status.
From-SVN: r29144
* Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
(c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
$(out_object_file)): Depend on ggc.h.
* c-common.c: Include "ggc.h".
(combine_strings): If doing GC, use ggc_alloc_string.
* c-decl.c: Include "ggc.h".
(ggc_p): Define with value 0.
(mark_binding_level): New function.
(init_decl_processing): Add GC roots.
(mark_c_function_context): New function.
(lang_mark_false_label_stack): New function.
(lang_mark_tree): New function.
(lang_cleanup_tree): New function.
* c-lang.c: Include "ggc.h".
(lang_init): Call c_parse_init.
* c-lex.c: Include "ggc.h".
(check_linenum): If doing GC, don't copy filenames to permanent
obstack.
* c-parse.in: Include "ggc.h".
(c_parse_init): New function.
* c-tree.h (c_parse_init, mark_c_function_context): Declare.
* objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
* except.c (mark_eh_state): Mark more state.
* function.c (mark_function_state): Likewise.
* ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
(ggc_alloc_string) [GGC_DUMP]: Fix typo.
* toplev.c (mark_file_stack): New function.
(compile_file): If doing GC, use ggc_alloc_string on input filename.
(main): Add root for input_file_stack.
* i386.c: Include "ggc.h".
(ix86_mark_machine_status): New function.
(override_options): Set mark_machine_status.
From-SVN: r29143
* Makefile.in (ggc-simple.o): Depend on varray.h.
(rtl.o): Depend on ggc.h.
(genattrtab.o): Depend on ggc.h.
(print-tree.o): Likewise.
(fold-const.o): Likewise.
* emit-rtl.c (sequence_element_free_list): Remove, and all references.
(make_insn_raw): Don't cache insns when GC'ing.
(emit_insn_before): Likewise.
(emit_insn_after): Likewise.
(emit_insn): Likewise.
(start_sequence): Use xmalloc to allocate the sequence_stack.
(end_sequence): Add free to free it.
(gen_sequence): Don't cache insns when GC'ing.
(clear_emit_caches): Don't use sequence_element_free_list.
(init_emit): Use xcalloc, not xmalloc+bzero.
* fold-const.c (size_int_wide): Kill the cache, when GC'ing.
* function.c (pop_function_context_from): Use free to free the
fixup_var_refs_queue.
(put_reg_into_stack): Allocate it with xmalloc.
* genattrtab.c: Include ggc.h.
(operate_exp): Don't use obstack_free when GC'ing.
(simplify_cond): Likewise.
(simplify_text_exp): Likewise.
(optimize_attrs): Likewise.
* gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
GC'ing.
(gencode): Generate a #include for ggc.h.
* ggc-callbacks.c (ggc_p): Define it to zero.
* ggc-none.c (ggc_p): Likewise.
* ggc-simple.c: Include varray.h.
(ggc_mark_tree_varray): New function.
(ggc_add_tree_varray_root): Likewise.
(ggc_mark_tree_varray_ptr): Likewise.
* ggc.h (ggc_p): Declare.
(varray_head_tag): Likewise.
(ggc_add_tree_varray_root): Declare.
* print-tree.c (print_node): Don't check for TREE_PERMANENT
inconsistencies when GC'ing.
* rtl.c: Include ggc.h.
(rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
(rtx_alloc): Use ggc_alloc_rtx when GC'ing.
(rtx_free): Don't call obstack_free when GC'ing.
* toplev.c (rest_of_compilation): Call ggc_collect after every
pass, if GC'ing.
* tree.c (push_obstacks): Do nothing, if GC'ing.
(pop_obstacks_nochange): Likewise.
(pop_obstacks): Likewise.
(make_node): Use ggc_alloc_tree when GC'ing.
(copy_node): Likewise.
(get_identifier): Use ggc_alloc_string when GC'ing.
(build_string): Likewise.
(make_tree_vec): Use ggc_alloc_tree when GC'ing.
(tree_cons): Likewise.
(build1): Likewise.
(type_hash_canon): Don't call obstack_free when GC'ing.
From-SVN: r29131
* Makefile.in (ggc-simple.o): Depend on varray.h.
(rtl.o): Depend on ggc.h.
(genattrtab.o): Depend on ggc.h.
(print-tree.o): Likewise.
(fold-const.o): Likewise.
* emit-rtl.c (sequence_element_free_list): Remove, and all references.
(make_insn_raw): Don't cache insns when GC'ing.
(emit_insn_before): Likewise.
(emit_insn_after): Likewise.
(emit_insn): Likewise.
(start_sequence): Use xmalloc to allocate the sequence_stack.
(end_sequence): Add free to free it.
(gen_sequence): Don't cache insns when GC'ing.
(clear_emit_caches): Don't use sequence_element_free_list.
(init_emit): Use xcalloc, not xmalloc+bzero.
* fold-const.c (size_int_wide): Kill the cache, when GC'ing.
* function.c (pop_function_context_from): Use free to free the
fixup_var_refs_queue.
(put_reg_into_stack): Allocate it with xmalloc.
* genattrtab.c: Include ggc.h.
(operate_exp): Don't use obstack_free when GC'ing.
(simplify_cond): Likewise.
(simplify_text_exp): Likewise.
(optimize_attrs): Likewise.
* gengentrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
GC'ing.
(gencode): Generate a #include for ggc.h.
* ggc-callbacks.c (ggc_p): Define it to zero.
* ggc-none.c (ggc_p): Likewise.
* ggc-simple.c: Include varray.h.
(ggc_mark_tree_varray): New function.
(ggc_add_tree_varray_root): Likewise.
(ggc_mark_tree_varray_ptr): Likewise.
* ggc.h (ggc_p): Declare.
(varray_head_tag): Likewise.
(ggc_add_tree_varray_root): Declare.
* print-tree.c (print_node): Don't check for TREE_PERMANENT
inconsistencies when GC'ing.
* rtl.c: Include ggc.h.
(rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
(rtx_alloc): Use ggc_alloc_rtx when GC'ing.
(rtx_free): Don't call obstack_free when GC'ing.
* toplev.c (rest_of_compilation): Call ggc_collect after every
pass, if GC'ing.
* tree.c (push_obstacks): Do nothing, if GC'ing.
(pop_obstacks_nochange): Likewise.
(pop_obstacks): Likewise.
(make_node): Use ggc_alloc_tree when GC'ing.
(copy_node): Likewise.
(get_identifier): Use ggc_alloc_string when GC'ing.
(build_string): Likewise.
(make_tree_vec): Use ggc_alloc_tree when GC'ing.
(tree_cons): Likewise.
(build1): Likewise.
(type_hash_canon): Don't call obstack_free when GC'ing.
Co-Authored-By: Bernd Schmidt <bernds@cygnus.co.uk>
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r29125
* 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
* config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
This has been disabled since caller-save has marginal benefit on the c3x/c4x
and it avoids a long standing caller-save bug.
From-SVN: r29112
