summary refs log tree commit diff
path: root/sysdeps/ia64/memccpy.S
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2001-04-11 19:57:49 +0000
committerUlrich Drepper <drepper@redhat.com>2001-04-11 19:57:49 +0000
commit8ee355155102ad7c2e473f179f4879c6e468f19e (patch)
tree2000ed58ca5f2a4d73a2b538b06244ba73fe8436 /sysdeps/ia64/memccpy.S
parent87d5c92d117ad749bfc7dd30a3dd826cecbc563e (diff)
downloadglibc-8ee355155102ad7c2e473f179f4879c6e468f19e.tar.gz
glibc-8ee355155102ad7c2e473f179f4879c6e468f19e.tar.xz
glibc-8ee355155102ad7c2e473f179f4879c6e468f19e.zip
Update.
2001-04-11  David Mosberger  <davidm@hpl.hp.com>

	* sysdeps/ia64/htonl.S: Drop superfluous "alloc".
	* sysdeps/ia64/htons.S: Likewise.

	* sysdeps/ia64/memset.S: Add unwind directives.
	* sysdeps/ia64/strncpy.S: Likewise.
	* sysdeps/ia64/strcat.S: Likewise.

	* sysdeps/ia64/memccpy.S: Add unwind directives.  Drop superfluous
	restore of ar.pfs.
	* sysdeps/ia64/strchr.S: Likewise.
	* sysdeps/ia64/memmove.S: Likewise.
	* sysdeps/ia64/memcpy.S: Likewise.
	* sysdeps/ia64/memcmp.S: Likewise.
	* sysdeps/ia64/memchr.S: Likewise.
	* sysdeps/ia64/strcmp.S: Likewise.
	* sysdeps/ia64/strlen.S: Likewise.
	* sysdeps/ia64/strcpy.S: Likewise.
	* sysdeps/ia64/strncmp.S: Likewise.
Diffstat (limited to 'sysdeps/ia64/memccpy.S')
-rw-r--r--sysdeps/ia64/memccpy.S11
1 files changed, 6 insertions, 5 deletions
diff --git a/sysdeps/ia64/memccpy.S b/sysdeps/ia64/memccpy.S
index 589c9ccf16..fbb21e4822 100644
--- a/sysdeps/ia64/memccpy.S
+++ b/sysdeps/ia64/memccpy.S
@@ -1,6 +1,6 @@
 /* Optimized version of the memccpy() function.
    This file is part of the GNU C Library.
-   Copyright (C) 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
    Contributed by Dan Pop <Dan.Pop@cern.ch>.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -37,7 +37,6 @@
 #define OP_T_THRES 	16
 #define OPSIZ 		8
 
-#define saved_pfs	r14
 #define saved_pr	r17
 #define saved_lc	r18
 #define dest		r19
@@ -53,15 +52,19 @@
 #define	value		r31
 
 ENTRY(memccpy)
-	alloc 	saved_pfs = ar.pfs, 4, 40 - 4, 0, 40
+	.prologue
+	alloc 	r2 = ar.pfs, 4, 40 - 4, 0, 40
 
 #include "softpipe.h"
 	.rotr	r[MEMLAT + 3], tmp1[4], tmp2[4], val[4], tmp3[2], pos0[2]
 	.rotp	p[MEMLAT + 6 + 1]
 
 	mov	ret0 = r0		// return NULL if no match
+	.save pr, saved_pr
 	mov	saved_pr = pr		// save the predicate registers
+	.save ar.lc, saved_lc
         mov 	saved_lc = ar.lc	// save the loop counter
+	.body
 	mov 	dest = in0		// dest
 	mov 	src = in1		// src
 	extr.u	char = in2, 0, 8	// char
@@ -143,7 +146,6 @@ ENTRY(memccpy)
 .foundit:
 (p6)	mov	ret0 = dest
 .restore_and_exit:
-	mov 	ar.pfs = saved_pfs	// restore the PFS
 	mov     pr = saved_pr, -1    	// restore the predicate registers
 	mov 	ar.lc = saved_lc	// restore the loop counter
 	br.ret.sptk.many b0
@@ -158,7 +160,6 @@ ENTRY(memccpy)
 	shr.u	value = value, 8
 	br.cloop.sptk .l5 ;;
 	mov 	ret0 = dest
-	mov	ar.pfs = saved_pfs
 	mov	pr = saved_pr, -1
 	mov	ar.lc = saved_lc
 	br.ret.sptk.many b0