提交 b3b3d25a 编写于 作者: A Avi Kivity

KVM: x86 emulator: pass destination type to ____emulate_2op()

We'll need it later so we can use a register for the destination.
Signed-off-by: NAvi Kivity <avi@redhat.com>
上级 f2f31845
......@@ -194,13 +194,13 @@ struct group_dual {
#define ON64(x)
#endif
#define ____emulate_2op(_op, _src, _dst, _eflags, _x, _y, _suffix) \
#define ____emulate_2op(_op, _src, _dst, _eflags, _x, _y, _suffix, _dsttype) \
do { \
__asm__ __volatile__ ( \
_PRE_EFLAGS("0", "4", "2") \
_op _suffix " %"_x"3,%1; " \
_POST_EFLAGS("0", "4", "2") \
: "=m" (_eflags), "=m" ((_dst).val), \
: "=m" (_eflags), "=m" (*(_dsttype*)&(_dst).val),\
"=&r" (_tmp) \
: _y ((_src).val), "i" (EFLAGS_MASK)); \
} while (0)
......@@ -213,13 +213,13 @@ struct group_dual {
\
switch ((_dst).bytes) { \
case 2: \
____emulate_2op(_op,_src,_dst,_eflags,_wx,_wy,"w"); \
____emulate_2op(_op,_src,_dst,_eflags,_wx,_wy,"w",u16);\
break; \
case 4: \
____emulate_2op(_op,_src,_dst,_eflags,_lx,_ly,"l"); \
____emulate_2op(_op,_src,_dst,_eflags,_lx,_ly,"l",u32);\
break; \
case 8: \
ON64(____emulate_2op(_op,_src,_dst,_eflags,_qx,_qy,"q")); \
ON64(____emulate_2op(_op,_src,_dst,_eflags,_qx,_qy,"q",u64)); \
break; \
} \
} while (0)
......@@ -229,7 +229,7 @@ struct group_dual {
unsigned long _tmp; \
switch ((_dst).bytes) { \
case 1: \
____emulate_2op(_op,_src,_dst,_eflags,_bx,_by,"b"); \
____emulate_2op(_op,_src,_dst,_eflags,_bx,_by,"b",u8); \
break; \
default: \
__emulate_2op_nobyte(_op, _src, _dst, _eflags, \
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册