* 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
Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
* config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
(doloop_begin): Simplify pattern and use emit_jump_insn.
(doloop_end): Simplify pattern, switch operand order,
and use emit_jump_insn.
From-SVN: r29098
* Makefile.in (CXX_TREE_H): Include function.h.
(decl.o): Don't depend on function.h.
(decl2.o): Likewise.
(typeck.o): Likewise.
(init.o): Likewise.
(method.o): Likewise.
* cp-tree.h: Include function.h.
(cp_function): Rename to language_function. Remove next.
(cp_function_chain): Make it a macro, not a variable.
(push_cp_function_context): Don't declare.
(pop_cp_function_context): Likewise.
* decl.c: Don't include function.h.
(push_cp_function_context): Make it static. Make it suitable for
a save_lang_status callback.
(pop_cp_function_context): Likewise.
(maybe_push_to_top_level): Call push_function_context_to, not
push_cp_function_context.
(pop_from_top_level): Call pop_function_context_from, not
pop_cp_function_context.
(init_decl_processing): Set save_lang_status and
restore_lang_status. Call push_function_context_to, not
push_cp_function_context.
(cp_function_chain): Remove.
* decl2.c: Don't include function.h.
* except.c: Don't include function.h.
(start_anon_func): Call push_function_context_to, not
push_cp_function_context.
(end_anon_func): Call pop_function_context_from, not
pop_cp_function_context.
* init.c: Don't include function.h.
* lex.c (begin_definition_of_inclass_inline): Call
push_function_context_to, not push_cp_function_context.
(process_next_inline): Call pop_function_context_from, not
pop_cp_function_context.
* method.c: Don't include function.h.
(synthesize_method): Call push_function_context_to, not
push_cp_function_context. Call pop_function_context_from, not
pop_cp_function_context.
* typeck.c: Don't include function.h.
From-SVN: r29096
Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
* config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
constants into memory.
(c4x_shiftable_constant): New function.
* config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
(c4x_shiftable_constant): Declare.
* config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
ashlqi3_noclobber): Add new patterns and associated splitters.
From-SVN: r29092
Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
* config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
(relative) rather than jsr (absolute) subroutine call insns.
* config/m68k/m68k-coff.h: Ditto.
From-SVN: r29085
* arm.c (note_invalid_constants): No need to ignore ASMs, we can
now rework these too.
(arm_reorg): If an insn can't reach the end of the current pool,
ensure that we emit that pool before the insn.
From-SVN: r29084
