From dd2acd8374435c683ec974b753193dfdd6065a14 Mon Sep 17 00:00:00 2001
From: rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 19 Jan 2000 09:42:11 +0000
Subject: 	* stupid.c: Die die die. 	* Makefile.in (OBJS): Remove
 stupid.o. 	(stupid.o): Likewise.

	* except.c (emit_eh_context): Don't emit USEs for stupid.
	* explow.c (probe_stack_range): Likewise.
	* flags.h (obey_regdecls): Remove.
	* flow.c (find_basic_blocks): Don't run try_merge_blocks
	when not optimizing.
	(life_analysis): Limit data collection when not optimizing.
	(mark_regs_live_at_end): Always mark the return value registers.
	(mark_used_regs): Remove dummy RETURN case.
	(print_rtl_with_bb): Don't consult obey_regdecls.
	* function.c (use_variable, use_variable_after): Remove.
	(assign_parms): Consult optimize not obey_regdecls.
	(expand_function_start): Don't emit USEs for stupid.
	(expand_function_end): Likewise.
	* global.c (build_insn_chain): Export.
	* integrate.c (expand_inline_function): Kill return-value USE
	handling code.
	* jump.c (jump_optimize_1): Do simple jump optimizations and
	dead code elimination.
	(calculate_can_reach_end): Remove check_deleted argument.
	(delete_insn): Patch out insns even when not optimizing.
	* local-alloc.c (block_alloc): Don't do tying when not optimizing.
	* rtl.h (use_variable, use_variable_after): Remove declarations.
	(build_insn_chain): Declare.
	* stmt.c (expand_value_return): Don't emit USEs for stupid.
	(expand_end_bindings): Likewise.
	(expand_decl): Likewise.  Consult optimize not obey_regdecls.
	* toplev.c (obey_regdecls): Remove.
	(rest_of_compilation): Don't set it.  Kill stupid in favour of
	flow1, local-alloc, and reload.
	(main): Don't set obey_regdecls.

	* config/nextstep.c (handle_pragma): Likewise.

	* alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.

	* arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31499 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/flags.h | 5 -----
 1 file changed, 5 deletions(-)

(limited to 'gcc/flags.h')

diff --git a/gcc/flags.h b/gcc/flags.h
index 92d121cb6ed..8b8e995e5eb 100644
--- a/gcc/flags.h
+++ b/gcc/flags.h
@@ -57,11 +57,6 @@ extern int optimize;
 
 extern int optimize_size;
 
-/* Nonzero means do stupid register allocation.  -noreg.
-   Currently, this is 1 if `optimize' is 0.  */
-
-extern int obey_regdecls;
-
 /* Don't print functions as they are compiled and don't print
    times taken by the various passes.  -quiet.  */
 
-- 
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