qemu/op_string.h
bellard bf7c65bdf4 changed I/O function prototype to include emulator state
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@133 c046a42c-6fe2-441c-8c8c-71466251a162
2003-05-08 15:42:38 +00:00

246 lines
5.1 KiB
C

void OPPROTO glue(glue(op_movs, SUFFIX), STRING_SUFFIX)(void)
{
int v, inc;
inc = (DF << SHIFT);
v = glue(ldu, SUFFIX)(SI_ADDR);
glue(st, SUFFIX)(DI_ADDR, v);
inc = (DF << SHIFT);
INC_SI();
INC_DI();
}
void OPPROTO glue(glue(op_rep_movs, SUFFIX), STRING_SUFFIX)(void)
{
int v, inc;
inc = (DF << SHIFT);
while (CX != 0) {
v = glue(ldu, SUFFIX)(SI_ADDR);
glue(st, SUFFIX)(DI_ADDR, v);
INC_SI();
INC_DI();
DEC_CX();
}
FORCE_RET();
}
void OPPROTO glue(glue(op_stos, SUFFIX), STRING_SUFFIX)(void)
{
int inc;
glue(st, SUFFIX)(DI_ADDR, EAX);
inc = (DF << SHIFT);
INC_DI();
}
void OPPROTO glue(glue(op_rep_stos, SUFFIX), STRING_SUFFIX)(void)
{
int inc;
inc = (DF << SHIFT);
while (CX != 0) {
glue(st, SUFFIX)(DI_ADDR, EAX);
INC_DI();
DEC_CX();
}
FORCE_RET();
}
void OPPROTO glue(glue(op_lods, SUFFIX), STRING_SUFFIX)(void)
{
int v, inc;
v = glue(ldu, SUFFIX)(SI_ADDR);
#if SHIFT == 0
EAX = (EAX & ~0xff) | v;
#elif SHIFT == 1
EAX = (EAX & ~0xffff) | v;
#else
EAX = v;
#endif
inc = (DF << SHIFT);
INC_SI();
}
/* don't know if it is used */
void OPPROTO glue(glue(op_rep_lods, SUFFIX), STRING_SUFFIX)(void)
{
int v, inc;
inc = (DF << SHIFT);
while (CX != 0) {
v = glue(ldu, SUFFIX)(SI_ADDR);
#if SHIFT == 0
EAX = (EAX & ~0xff) | v;
#elif SHIFT == 1
EAX = (EAX & ~0xffff) | v;
#else
EAX = v;
#endif
INC_SI();
DEC_CX();
}
FORCE_RET();
}
void OPPROTO glue(glue(op_scas, SUFFIX), STRING_SUFFIX)(void)
{
int v, inc;
v = glue(ldu, SUFFIX)(DI_ADDR);
inc = (DF << SHIFT);
INC_DI();
CC_SRC = EAX;
CC_DST = EAX - v;
}
void OPPROTO glue(glue(op_repz_scas, SUFFIX), STRING_SUFFIX)(void)
{
int v1, v2, inc;
if (CX != 0) {
/* NOTE: the flags are not modified if CX == 0 */
v1 = EAX & DATA_MASK;
inc = (DF << SHIFT);
do {
v2 = glue(ldu, SUFFIX)(DI_ADDR);
INC_DI();
DEC_CX();
if (v1 != v2)
break;
} while (CX != 0);
CC_SRC = v1;
CC_DST = v1 - v2;
CC_OP = CC_OP_SUBB + SHIFT;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_repnz_scas, SUFFIX), STRING_SUFFIX)(void)
{
int v1, v2, inc;
if (CX != 0) {
/* NOTE: the flags are not modified if CX == 0 */
v1 = EAX & DATA_MASK;
inc = (DF << SHIFT);
do {
v2 = glue(ldu, SUFFIX)(DI_ADDR);
INC_DI();
DEC_CX();
if (v1 == v2)
break;
} while (CX != 0);
CC_SRC = v1;
CC_DST = v1 - v2;
CC_OP = CC_OP_SUBB + SHIFT;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_cmps, SUFFIX), STRING_SUFFIX)(void)
{
int v1, v2, inc;
v1 = glue(ldu, SUFFIX)(SI_ADDR);
v2 = glue(ldu, SUFFIX)(DI_ADDR);
inc = (DF << SHIFT);
INC_SI();
INC_DI();
CC_SRC = v1;
CC_DST = v1 - v2;
}
void OPPROTO glue(glue(op_repz_cmps, SUFFIX), STRING_SUFFIX)(void)
{
int v1, v2, inc;
if (CX != 0) {
inc = (DF << SHIFT);
do {
v1 = glue(ldu, SUFFIX)(SI_ADDR);
v2 = glue(ldu, SUFFIX)(DI_ADDR);
INC_SI();
INC_DI();
DEC_CX();
if (v1 != v2)
break;
} while (CX != 0);
CC_SRC = v1;
CC_DST = v1 - v2;
CC_OP = CC_OP_SUBB + SHIFT;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_repnz_cmps, SUFFIX), STRING_SUFFIX)(void)
{
int v1, v2, inc;
if (CX != 0) {
inc = (DF << SHIFT);
do {
v1 = glue(ldu, SUFFIX)(SI_ADDR);
v2 = glue(ldu, SUFFIX)(DI_ADDR);
INC_SI();
INC_DI();
DEC_CX();
if (v1 == v2)
break;
} while (CX != 0);
CC_SRC = v1;
CC_DST = v1 - v2;
CC_OP = CC_OP_SUBB + SHIFT;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_outs, SUFFIX), STRING_SUFFIX)(void)
{
int v, dx, inc;
dx = EDX & 0xffff;
v = glue(ldu, SUFFIX)(SI_ADDR);
glue(cpu_x86_out, SUFFIX)(env, dx, v);
inc = (DF << SHIFT);
INC_SI();
}
void OPPROTO glue(glue(op_rep_outs, SUFFIX), STRING_SUFFIX)(void)
{
int v, dx, inc;
inc = (DF << SHIFT);
dx = EDX & 0xffff;
while (CX != 0) {
v = glue(ldu, SUFFIX)(SI_ADDR);
glue(cpu_x86_out, SUFFIX)(env, dx, v);
INC_SI();
DEC_CX();
}
FORCE_RET();
}
void OPPROTO glue(glue(op_ins, SUFFIX), STRING_SUFFIX)(void)
{
int v, dx, inc;
dx = EDX & 0xffff;
v = glue(cpu_x86_in, SUFFIX)(env, dx);
glue(st, SUFFIX)(DI_ADDR, v);
inc = (DF << SHIFT);
INC_DI();
}
void OPPROTO glue(glue(op_rep_ins, SUFFIX), STRING_SUFFIX)(void)
{
int v, dx, inc;
inc = (DF << SHIFT);
dx = EDX & 0xffff;
while (CX != 0) {
v = glue(cpu_x86_in, SUFFIX)(env, dx);
glue(st, SUFFIX)(DI_ADDR, v);
INC_DI();
DEC_CX();
}
FORCE_RET();
}
#undef STRING_SUFFIX
#undef SI_ADDR
#undef DI_ADDR
#undef INC_SI
#undef INC_DI
#undef CX
#undef DEC_CX