aboutsummaryrefslogtreecommitdiff
path: root/sys/gnu/ext2fs/i386-bitops.h
diff options
context:
space:
mode:
authorDavid E. O'Brien <obrien@FreeBSD.org>1999-11-15 23:16:06 +0000
committerDavid E. O'Brien <obrien@FreeBSD.org>1999-11-15 23:16:06 +0000
commit594017f90d551000b3ca009fa93af96f9f32093d (patch)
treec928f546ea7f465a181aaed6b604896f2f309433 /sys/gnu/ext2fs/i386-bitops.h
parent474fc32b337d728406effe906860cd6a619f5622 (diff)
downloadsrc-594017f90d551000b3ca009fa93af96f9f32093d.tar.gz
src-594017f90d551000b3ca009fa93af96f9f32093d.zip
Fix __asm__ clobber list abuse.
Submitted by: bde
Notes
Notes: svn path=/head/; revision=53201
Diffstat (limited to 'sys/gnu/ext2fs/i386-bitops.h')
-rw-r--r--sys/gnu/ext2fs/i386-bitops.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/sys/gnu/ext2fs/i386-bitops.h b/sys/gnu/ext2fs/i386-bitops.h
index 4e3d15125f1f..595e870526b3 100644
--- a/sys/gnu/ext2fs/i386-bitops.h
+++ b/sys/gnu/ext2fs/i386-bitops.h
@@ -1,3 +1,4 @@
+/* $FreeBSD$ */
/*
* this is mixture of i386/bitops.h and asm/string.h
* taken from the Linux source tree
@@ -75,6 +76,7 @@ static __inline__ int test_bit(int nr, void * addr)
static __inline__ int find_first_zero_bit(void * addr, unsigned size)
{
int res;
+ int _count = (size + 31) >> 5;
if (!size)
return 0;
@@ -90,9 +92,9 @@ static __inline__ int find_first_zero_bit(void * addr, unsigned size)
1: subl %%ebx,%%edi \n\
shll $3,%%edi \n\
addl %%edi,%%edx"
- :"=d" (res)
- :"c" ((size + 31) >> 5), "D" (addr), "b" (addr)
- :"ax", "cx", "di");
+ : "=c" (_count), "=D" (addr), "=d" (res)
+ : "0" (_count), "1" (addr), "b" (addr)
+ : "ax");
return res;
}