gcc/gcc ChangeLog expr.c hooks.c hooks.h reloa ...

[rth@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	rth@gcc.gnu.org	2002-12-09 15:54:01

Modified files:
	gcc            : ChangeLog expr.c hooks.c hooks.h reload1.c 
	                 target-def.h target.h varasm.c 
	gcc/config/i386: i386.c 
Added files:
	gcc/testsuite/gcc.dg/tls: opt-4.c 

Log message:
	* target.h (gcc_target): Add cannot_force_const_mem.
	* target-def.h (TARGET_CANNOT_FORCE_CONST_MEM): New.
	(TARGET_INITIALIZER): Add it.
	* varasm.c (force_const_mem): Fail if cannot_force_const_mem.
	* expr.c (emit_move_insn): Be prepared for force_const_mem to fail.
	* reload1.c (reload): Likewise.
	* hooks.c (hook_bool_rtx_false): New.
	* hooks.h: Declare it.
	
	* config/i386/i386.c (ix86_cannot_force_const_mem): New.
	(TARGET_CANNOT_FORCE_CONST_MEM): New.
	(ix86_expand_move): Remove de-const-pooling hack.
	
	* gcc.dg/tls/opt-4.c: New.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.16081&r2=1.16082
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/expr.c.diff?cvsroot=gcc&r1=1.496&r2=1.497
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/hooks.c.diff?cvsroot=gcc&r1=1.7&r2=1.8
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/hooks.h.diff?cvsroot=gcc&r1=1.7&r2=1.8
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/reload1.c.diff?cvsroot=gcc&r1=1.364&r2=1.365
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/target-def.h.diff?cvsroot=gcc&r1=1.37&r2=1.38
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/target.h.diff?cvsroot=gcc&r1=1.43&r2=1.44
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/varasm.c.diff?cvsroot=gcc&r1=1.322&r2=1.323
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.c.diff?cvsroot=gcc&r1=1.494&r2=1.495
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tls/opt-4.c.diff?cvsroot=gcc&r1=NONE&r2=1.1