mirror of
https://git.proxmox.com/git/qemu
synced 2025-10-26 05:20:22 +00:00
afeb6ee377
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@91 c046a42c-6fe2-441c-8c8c-71466251a162
144 lines
3.5 KiB
C
144 lines
3.5 KiB
C
|
|
#define exec_op glue(exec_, OP)
|
|
#define exec_opl glue(glue(exec_, OP), l)
|
|
#define exec_opw glue(glue(exec_, OP), w)
|
|
#define exec_opb glue(glue(exec_, OP), b)
|
|
|
|
#ifndef OP_SHIFTD
|
|
|
|
#ifdef OP_NOBYTE
|
|
#define EXECSHIFT(size, res, s1, s2, flags) \
|
|
asm ("push %4\n\t"\
|
|
"popf\n\t"\
|
|
stringify(OP) size " %" size "2, %" size "0\n\t" \
|
|
"pushf\n\t"\
|
|
"popl %1\n\t"\
|
|
: "=g" (res), "=g" (flags)\
|
|
: "r" (s1), "0" (res), "1" (flags));
|
|
#else
|
|
#define EXECSHIFT(size, res, s1, s2, flags) \
|
|
asm ("push %4\n\t"\
|
|
"popf\n\t"\
|
|
stringify(OP) size " %%cl, %" size "0\n\t" \
|
|
"pushf\n\t"\
|
|
"popl %1\n\t"\
|
|
: "=q" (res), "=g" (flags)\
|
|
: "c" (s1), "0" (res), "1" (flags));
|
|
#endif
|
|
|
|
void exec_opl(int s2, int s0, int s1, int iflags)
|
|
{
|
|
int res, flags;
|
|
res = s0;
|
|
flags = iflags;
|
|
EXECSHIFT("", res, s1, s2, flags);
|
|
/* overflow is undefined if count != 1 */
|
|
if (s1 != 1)
|
|
flags &= ~CC_O;
|
|
printf("%-10s A=%08x B=%08x R=%08x CCIN=%04x CC=%04x\n",
|
|
stringify(OP) "l", s0, s1, res, iflags, flags & CC_MASK);
|
|
}
|
|
|
|
void exec_opw(int s2, int s0, int s1, int iflags)
|
|
{
|
|
int res, flags;
|
|
res = s0;
|
|
flags = iflags;
|
|
EXECSHIFT("w", res, s1, s2, flags);
|
|
/* overflow is undefined if count != 1 */
|
|
if (s1 != 1)
|
|
flags &= ~CC_O;
|
|
printf("%-10s A=%08x B=%08x R=%08x CCIN=%04x CC=%04x\n",
|
|
stringify(OP) "w", s0, s1, res, iflags, flags & CC_MASK);
|
|
}
|
|
|
|
#else
|
|
#define EXECSHIFT(size, res, s1, s2, flags) \
|
|
asm ("push %4\n\t"\
|
|
"popf\n\t"\
|
|
stringify(OP) size " %%cl, %" size "5, %" size "0\n\t" \
|
|
"pushf\n\t"\
|
|
"popl %1\n\t"\
|
|
: "=g" (res), "=g" (flags)\
|
|
: "c" (s1), "0" (res), "1" (flags), "r" (s2));
|
|
|
|
void exec_opl(int s2, int s0, int s1, int iflags)
|
|
{
|
|
int res, flags;
|
|
res = s0;
|
|
flags = iflags;
|
|
EXECSHIFT("", res, s1, s2, flags);
|
|
/* overflow is undefined if count != 1 */
|
|
if (s1 != 1)
|
|
flags &= ~CC_O;
|
|
printf("%-10s A=%08x B=%08x C=%08x R=%08x CCIN=%04x CC=%04x\n",
|
|
stringify(OP) "l", s0, s2, s1, res, iflags, flags & CC_MASK);
|
|
}
|
|
|
|
void exec_opw(int s2, int s0, int s1, int iflags)
|
|
{
|
|
int res, flags;
|
|
res = s0;
|
|
flags = iflags;
|
|
EXECSHIFT("w", res, s1, s2, flags);
|
|
/* overflow is undefined if count != 1 */
|
|
if (s1 != 1)
|
|
flags &= ~CC_O;
|
|
printf("%-10s A=%08x B=%08x C=%08x R=%08x CCIN=%04x CC=%04x\n",
|
|
stringify(OP) "w", s0, s2, s1, res, iflags, flags & CC_MASK);
|
|
}
|
|
|
|
#endif
|
|
|
|
#ifndef OP_NOBYTE
|
|
void exec_opb(int s0, int s1, int iflags)
|
|
{
|
|
int res, flags;
|
|
res = s0;
|
|
flags = iflags;
|
|
EXECSHIFT("b", res, s1, 0, flags);
|
|
/* overflow is undefined if count != 1 */
|
|
if (s1 != 1)
|
|
flags &= ~CC_O;
|
|
printf("%-10s A=%08x B=%08x R=%08x CCIN=%04x CC=%04x\n",
|
|
stringify(OP) "b", s0, s1, res, iflags, flags & CC_MASK);
|
|
}
|
|
#endif
|
|
|
|
void exec_op(int s2, int s0, int s1)
|
|
{
|
|
exec_opl(s2, s0, s1, 0);
|
|
#ifdef OP_SHIFTD
|
|
if (s1 <= 15)
|
|
exec_opw(s2, s0, s1, 0);
|
|
#else
|
|
exec_opw(s2, s0, s1, 0);
|
|
#endif
|
|
#ifndef OP_NOBYTE
|
|
exec_opb(s0, s1, 0);
|
|
#endif
|
|
#ifdef OP_CC
|
|
exec_opl(s2, s0, s1, CC_C);
|
|
exec_opw(s2, s0, s1, CC_C);
|
|
exec_opb(s0, s1, CC_C);
|
|
#endif
|
|
}
|
|
|
|
void glue(test_, OP)(void)
|
|
{
|
|
int i;
|
|
for(i = 0; i < 32; i++)
|
|
exec_op(0x21ad3d34, 0x12345678, i);
|
|
for(i = 0; i < 32; i++)
|
|
exec_op(0x813f3421, 0x82345678, i);
|
|
}
|
|
|
|
void *glue(_test_, OP) __init_call = glue(test_, OP);
|
|
|
|
#undef OP
|
|
#undef OP_CC
|
|
#undef OP_SHIFTD
|
|
#undef OP_NOBYTE
|
|
#undef EXECSHIFT
|
|
|