optimization/10157

optimization/10157

[ebotcazou]

The following reply was made to PR optimization/10157; it has been noted by GNATS.

From: ebotcazou@gcc.gnu.org
To: gcc-gnats@gcc.gnu.org
Cc:  
Subject: optimization/10157
Date: 3 Apr 2003 19:20:06 -0000

 CVSROOT:	/cvs/gcc
 Module name:	gcc
 Changes by:	ebotcazou@gcc.gnu.org	2003-04-03 19:20:06
 
 Modified files:
 	gcc            : ChangeLog gcse.c loop.c rtl.h 
 	gcc/testsuite  : ChangeLog 
 Added files:
 	gcc/testsuite/gcc.dg: sparc-loop-1.c 
 
 Log message:
 	PR optimization/10157
 	* gcse.c (can_copy_p): Rename it to can_copy.
 	(can_copy_init_p): Remove.
 	(compute_can_copy): Use can_copy instead of can_copy_p.
 	(can_copy_p): New exported function. Call compute_can_copy.
 	(hash_scan_set): Use it.
 	(gcse_main): Don't call compute_can_copy.
 	(bypass_jumps): Don't call compute_can_copy.
 	* rtl.h (can_copy_p): Declare.
 	* loop.c (scan_loop): Don't move the source and add a reg-to-reg
 	copy if the mode doesn't support copy operations.
 
 Patches:
 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.17315&r2=1.17316
 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gcse.c.diff?cvsroot=gcc&r1=1.243&r2=1.244
 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/loop.c.diff?cvsroot=gcc&r1=1.451&r2=1.452
 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/rtl.h.diff?cvsroot=gcc&r1=1.390&r2=1.391
 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.2570&r2=1.2571
 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/sparc-loop-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1