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yaml
---
r: 248051
b: refs/heads/master
c: 7295261
h: refs/heads/master
i:
  248049: 60be18f
  248047: b729e3a
v: v3
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Avi Kivity committed May 11, 2011
1 parent ab09a0e commit 3d0bbe2
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Showing 2 changed files with 55 additions and 43 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 3d9b938eefb7d91a1ae13e425931bd5ac103b762
refs/heads/master: 7295261cdd42e6d41666df38d1b613cdd9e95f46
96 changes: 54 additions & 42 deletions trunk/arch/x86/kvm/emulate.c
Original file line number Diff line number Diff line change
Expand Up @@ -262,42 +262,42 @@ struct gprefix {
"w", "r", _LO32, "r", "", "r")

/* Instruction has three operands and one operand is stored in ECX register */
#define __emulate_2op_cl(_op, _cl, _src, _dst, _eflags, _suffix, _type) \
do { \
unsigned long _tmp; \
_type _clv = (_cl).val; \
_type _srcv = (_src).val; \
_type _dstv = (_dst).val; \
\
__asm__ __volatile__ ( \
_PRE_EFLAGS("0", "5", "2") \
_op _suffix " %4,%1 \n" \
_POST_EFLAGS("0", "5", "2") \
: "=m" (_eflags), "+r" (_dstv), "=&r" (_tmp) \
: "c" (_clv) , "r" (_srcv), "i" (EFLAGS_MASK) \
); \
\
(_cl).val = (unsigned long) _clv; \
(_src).val = (unsigned long) _srcv; \
(_dst).val = (unsigned long) _dstv; \
#define __emulate_2op_cl(_op, _cl, _src, _dst, _eflags, _suffix, _type) \
do { \
unsigned long _tmp; \
_type _clv = (_cl).val; \
_type _srcv = (_src).val; \
_type _dstv = (_dst).val; \
\
__asm__ __volatile__ ( \
_PRE_EFLAGS("0", "5", "2") \
_op _suffix " %4,%1 \n" \
_POST_EFLAGS("0", "5", "2") \
: "=m" (_eflags), "+r" (_dstv), "=&r" (_tmp) \
: "c" (_clv) , "r" (_srcv), "i" (EFLAGS_MASK) \
); \
\
(_cl).val = (unsigned long) _clv; \
(_src).val = (unsigned long) _srcv; \
(_dst).val = (unsigned long) _dstv; \
} while (0)

#define emulate_2op_cl(_op, _cl, _src, _dst, _eflags) \
do { \
switch ((_dst).bytes) { \
case 2: \
__emulate_2op_cl(_op, _cl, _src, _dst, _eflags, \
"w", unsigned short); \
break; \
case 4: \
__emulate_2op_cl(_op, _cl, _src, _dst, _eflags, \
"l", unsigned int); \
break; \
case 8: \
ON64(__emulate_2op_cl(_op, _cl, _src, _dst, _eflags, \
"q", unsigned long)); \
break; \
} \
#define emulate_2op_cl(_op, _cl, _src, _dst, _eflags) \
do { \
switch ((_dst).bytes) { \
case 2: \
__emulate_2op_cl(_op, _cl, _src, _dst, _eflags, \
"w", unsigned short); \
break; \
case 4: \
__emulate_2op_cl(_op, _cl, _src, _dst, _eflags, \
"l", unsigned int); \
break; \
case 8: \
ON64(__emulate_2op_cl(_op, _cl, _src, _dst, _eflags, \
"q", unsigned long)); \
break; \
} \
} while (0)

#define __emulate_1op(_op, _dst, _eflags, _suffix) \
Expand Down Expand Up @@ -360,13 +360,25 @@ struct gprefix {
} while (0)

/* instruction has only one source operand, destination is implicit (e.g. mul, div, imul, idiv) */
#define emulate_1op_rax_rdx(_op, _src, _rax, _rdx, _eflags) \
do { \
switch((_src).bytes) { \
case 1: __emulate_1op_rax_rdx(_op, _src, _rax, _rdx, _eflags, "b"); break; \
case 2: __emulate_1op_rax_rdx(_op, _src, _rax, _rdx, _eflags, "w"); break; \
case 4: __emulate_1op_rax_rdx(_op, _src, _rax, _rdx, _eflags, "l"); break; \
case 8: ON64(__emulate_1op_rax_rdx(_op, _src, _rax, _rdx, _eflags, "q")); break; \
#define emulate_1op_rax_rdx(_op, _src, _rax, _rdx, _eflags) \
do { \
switch((_src).bytes) { \
case 1: \
__emulate_1op_rax_rdx(_op, _src, _rax, _rdx, \
_eflags, "b"); \
break; \
case 2: \
__emulate_1op_rax_rdx(_op, _src, _rax, _rdx, \
_eflags, "w"); \
break; \
case 4: \
__emulate_1op_rax_rdx(_op, _src, _rax, _rdx, \
_eflags, "l"); \
break; \
case 8: \
ON64(__emulate_1op_rax_rdx(_op, _src, _rax, _rdx, \
_eflags, "q")); \
break; \
} \
} while (0)

Expand Down Expand Up @@ -402,7 +414,7 @@ struct gprefix {
(_type)_x; \
})

#define insn_fetch_arr(_arr, _size, _eip) \
#define insn_fetch_arr(_arr, _size, _eip) \
({ rc = do_insn_fetch(ctxt, ops, (_eip), _arr, (_size)); \
if (rc != X86EMUL_CONTINUE) \
goto done; \
Expand Down

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