egcs/gcc ChangeLog sibcall.c

[hubicka@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	egcs
Changes by:	hubicka@gcc.gnu.org	2001-08-08 12:09:13

Modified files:
	gcc            : ChangeLog sibcall.c 

Log message:
	* sibcall.c (return_value_pseudo): New static variable.
	(skip_copy_to_return_value): Handle return_value_pseudo.
	(call_ends_block_p): Ensure that return_value_pseudo is set.
	(optimize_sibling_and_tail_recursive_call): Discover the
	load of pseudo return value in alternate exit block.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.10955&r2=1.10956
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/sibcall.c.diff?cvsroot=gcc&r1=1.21&r2=1.22