gcc/gcc ChangeLog config/s390/s390-protos.h co ...

[jakub@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	gcc-3_4-rhl-branch
Changes by:	jakub@gcc.gnu.org	2004-10-06 22:55:14

Modified files:
	gcc            : ChangeLog 
	gcc/config/s390: s390-protos.h s390.c s390.md 

Log message:
	2004-09-25  Ulrich Weigand  <uweigand@de.ibm.com>
	
	* config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
	* config/s390/s390.c (s390_back_chain_rtx): New function.
	* config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
	Call anti_adjust_stack.
	("restore_stack_block"): Use s390_back_chain_rtx.  Enable pattern
	only if compiling with back chain.
	("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
	back chain only if back chain enabled.  Use s390_back_chain_rtx.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-rhl-branch&r1=2.2326.2.399.2.44&r2=2.2326.2.399.2.45
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/s390/s390-protos.h.diff?cvsroot=gcc&only_with_tag=gcc-3_4-rhl-branch&r1=1.41.4.2.2.1&r2=1.41.4.2.2.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/s390/s390.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-rhl-branch&r1=1.125.4.6.2.5&r2=1.125.4.6.2.6
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/s390/s390.md.diff?cvsroot=gcc&only_with_tag=gcc-3_4-rhl-branch&r1=1.90.4.9.2.2&r2=1.90.4.9.2.3