From 594017f90d551000b3ca009fa93af96f9f32093d Mon Sep 17 00:00:00 2001 From: "David E. O'Brien" Date: Mon, 15 Nov 1999 23:16:06 +0000 Subject: [PATCH] Fix __asm__ clobber list abuse. Submitted by: bde --- sys/gnu/ext2fs/i386-bitops.h | 8 +++++--- sys/gnu/fs/ext2fs/i386-bitops.h | 8 +++++--- 2 files changed, 10 insertions(+), 6 deletions(-) diff --git a/sys/gnu/ext2fs/i386-bitops.h b/sys/gnu/ext2fs/i386-bitops.h index 4e3d15125f1..595e870526b 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; } diff --git a/sys/gnu/fs/ext2fs/i386-bitops.h b/sys/gnu/fs/ext2fs/i386-bitops.h index 4e3d15125f1..595e870526b 100644 --- a/sys/gnu/fs/ext2fs/i386-bitops.h +++ b/sys/gnu/fs/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; }