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2e15aca382e56a2793b12ab3e55446f01ef8c2aa
86Box/src/x87_ops_loadstore.h
OBattler 1ddad56c8c Added support for the D86F floppy image format I invented that allows things not possible with IMG images; 
Applied all mainline PCem commits;
Settings dialog now says 86Box instead of PCem;
Manifest renamed from PCem to 86Box.
2016-08-31 22:49:56 +02:00

471 lines
14 KiB
C
Raw Blame History

static int opFILDiw_a16(uint32_t fetchdat)
{
int16_t temp;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FILDw %08X:%08X\n", easeg, cpu_state.eaaddr);
temp = geteaw(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f\n", (double)temp);
x87_push((double)temp);
CLOCK_CYCLES(13);
return 0;
}
static int opFILDiw_a32(uint32_t fetchdat)
{
int16_t temp;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FILDw %08X:%08X\n", easeg, cpu_state.eaaddr);
temp = geteaw(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f\n", (double)temp);
x87_push((double)temp);
CLOCK_CYCLES(13);
return 0;
}
static int opFISTiw_a16(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FISTw %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = x87_fround(ST(0));
/* if (temp64 > 32767 || temp64 < -32768)
fatal("FISTw overflow %i\n", temp64);*/
seteaw((int16_t)temp64);
CLOCK_CYCLES(29);
return cpu_state.abrt;
}
static int opFISTiw_a32(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FISTw %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = x87_fround(ST(0));
/* if (temp64 > 32767 || temp64 < -32768)
fatal("FISTw overflow %i\n", temp64);*/
seteaw((int16_t)temp64);
CLOCK_CYCLES(29);
return cpu_state.abrt;
}
static int opFISTPiw_a16(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FISTw %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = x87_fround(ST(0));
/* if (temp64 > 32767 || temp64 < -32768)
fatal("FISTw overflow %i\n", temp64);*/
seteaw((int16_t)temp64); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(29);
return 0;
}
static int opFISTPiw_a32(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FISTw %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = x87_fround(ST(0));
/* if (temp64 > 32767 || temp64 < -32768)
fatal("FISTw overflow %i\n", temp64);*/
seteaw((int16_t)temp64); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(29);
return 0;
}
static int opFILDiq_a16(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FILDl %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = geteaq(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f %08X %08X\n", (double)temp64, readmeml(easeg,cpu_state.eaaddr), readmeml(easeg,cpu_state.eaaddr+4));
x87_push((double)temp64);
cpu_state.MM[cpu_state.TOP].q = temp64;
cpu_state.tag[cpu_state.TOP] |= TAG_UINT64;
CLOCK_CYCLES(10);
return 0;
}
static int opFILDiq_a32(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FILDl %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = geteaq(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f %08X %08X\n", (double)temp64, readmeml(easeg,cpu_state.eaaddr), readmeml(easeg,cpu_state.eaaddr+4));
x87_push((double)temp64);
cpu_state.MM[cpu_state.TOP].q = temp64;
cpu_state.tag[cpu_state.TOP] |= TAG_UINT64;
CLOCK_CYCLES(10);
return 0;
}
static int FBSTP_a16(uint32_t fetchdat)
{
double tempd;
int c;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FBSTP %08X:%08X\n", easeg, cpu_state.eaaddr);
tempd = ST(0);
if (tempd < 0.0)
tempd = -tempd;
for (c = 0; c < 9; c++)
{
uint8_t tempc = (uint8_t)floor(fmod(tempd, 10.0));
tempd -= floor(fmod(tempd, 10.0));
tempd /= 10.0;
tempc |= ((uint8_t)floor(fmod(tempd, 10.0))) << 4;
tempd -= floor(fmod(tempd, 10.0));
tempd /= 10.0;
writememb(easeg, cpu_state.eaaddr + c, tempc);
}
tempc = (uint8_t)floor(fmod(tempd, 10.0));
if (ST(0) < 0.0) tempc |= 0x80;
writememb(easeg, cpu_state.eaaddr + 9, tempc); if (cpu_state.abrt) return 1;
x87_pop();
return 0;
}
static int FBSTP_a32(uint32_t fetchdat)
{
double tempd;
int c;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FBSTP %08X:%08X\n", easeg, cpu_state.eaaddr);
tempd = ST(0);
if (tempd < 0.0)
tempd = -tempd;
for (c = 0; c < 9; c++)
{
uint8_t tempc = (uint8_t)floor(fmod(tempd, 10.0));
tempd -= floor(fmod(tempd, 10.0));
tempd /= 10.0;
tempc |= ((uint8_t)floor(fmod(tempd, 10.0))) << 4;
tempd -= floor(fmod(tempd, 10.0));
tempd /= 10.0;
writememb(easeg, cpu_state.eaaddr + c, tempc);
}
tempc = (uint8_t)floor(fmod(tempd, 10.0));
if (ST(0) < 0.0) tempc |= 0x80;
writememb(easeg, cpu_state.eaaddr + 9, tempc); if (cpu_state.abrt) return 1;
x87_pop();
return 0;
}
static int FISTPiq_a16(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FISTPl %08X:%08X\n", easeg, cpu_state.eaaddr);
if (cpu_state.tag[cpu_state.TOP] & TAG_UINT64)
temp64 = cpu_state.MM[cpu_state.TOP].q;
else
temp64 = x87_fround(ST(0));
seteaq(temp64); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(29);
return 0;
}
static int FISTPiq_a32(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FISTPl %08X:%08X\n", easeg, cpu_state.eaaddr);
if (cpu_state.tag[cpu_state.TOP] & TAG_UINT64)
temp64 = cpu_state.MM[cpu_state.TOP].q;
else
temp64 = x87_fround(ST(0));
seteaq(temp64); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(29);
return 0;
}
static int opFILDil_a16(uint32_t fetchdat)
{
int32_t templ;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FILDs %08X:%08X\n", easeg, cpu_state.eaaddr);
templ = geteal(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f %08X %i\n", (double)templ, templ, templ);
x87_push((double)templ);
CLOCK_CYCLES(9);
return 0;
}
static int opFILDil_a32(uint32_t fetchdat)
{
int32_t templ;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FILDs %08X:%08X\n", easeg, cpu_state.eaaddr);
templ = geteal(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f %08X %i\n", (double)templ, templ, templ);
x87_push((double)templ);
CLOCK_CYCLES(9);
return 0;
}
static int opFISTil_a16(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FISTs %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = x87_fround(ST(0));
/* if (temp64 > 2147483647 || temp64 < -2147483647)
fatal("FISTl out of range! %i\n", temp64);*/
seteal((int32_t)temp64);
CLOCK_CYCLES(28);
return cpu_state.abrt;
}
static int opFISTil_a32(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FISTs %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = x87_fround(ST(0));
/* if (temp64 > 2147483647 || temp64 < -2147483647)
fatal("FISTl out of range! %i\n", temp64);*/
seteal((int32_t)temp64);
CLOCK_CYCLES(28);
return cpu_state.abrt;
}
static int opFISTPil_a16(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FISTs %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = x87_fround(ST(0));
/* if (temp64 > 2147483647 || temp64 < -2147483647)
fatal("FISTl out of range! %i\n", temp64);*/
seteal((int32_t)temp64); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(28);
return 0;
}
static int opFISTPil_a32(uint32_t fetchdat)
{
int64_t temp64;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FISTs %08X:%08X\n", easeg, cpu_state.eaaddr);
temp64 = x87_fround(ST(0));
/* if (temp64 > 2147483647 || temp64 < -2147483647)
fatal("FISTl out of range! %i\n", temp64);*/
seteal((int32_t)temp64); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(28);
return 0;
}
static int opFLDe_a16(uint32_t fetchdat)
{
double t;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FLDe %08X:%08X\n", easeg, cpu_state.eaaddr);
t=x87_ld80(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f\n", t);
x87_push(t);
CLOCK_CYCLES(6);
return 0;
}
static int opFLDe_a32(uint32_t fetchdat)
{
double t;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FLDe %08X:%08X\n", easeg, cpu_state.eaaddr);
t=x87_ld80(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f\n", t);
x87_push(t);
CLOCK_CYCLES(6);
return 0;
}
static int opFSTPe_a16(uint32_t fetchdat)
{
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FSTPe %08X:%08X\n", easeg, cpu_state.eaaddr);
x87_st80(ST(0)); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(6);
return 0;
}
static int opFSTPe_a32(uint32_t fetchdat)
{
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FSTPe %08X:%08X\n", easeg, cpu_state.eaaddr);
x87_st80(ST(0)); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(6);
return 0;
}
static int opFLDd_a16(uint32_t fetchdat)
{
x87_td t;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FLDd %08X:%08X\n", easeg, cpu_state.eaaddr);
t.i = geteaq(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f\n", t.d);
x87_push(t.d);
CLOCK_CYCLES(3);
return 0;
}
static int opFLDd_a32(uint32_t fetchdat)
{
x87_td t;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FLDd %08X:%08X\n", easeg, cpu_state.eaaddr);
t.i = geteaq(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f\n", t.d);
x87_push(t.d);
CLOCK_CYCLES(3);
return 0;
}
static int opFSTd_a16(uint32_t fetchdat)
{
x87_td t;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FSTd %08X:%08X\n", easeg, cpu_state.eaaddr);
t.d = ST(0);
seteaq(t.i);
CLOCK_CYCLES(8);
return cpu_state.abrt;
}
static int opFSTd_a32(uint32_t fetchdat)
{
x87_td t;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FSTd %08X:%08X\n", easeg, cpu_state.eaaddr);
t.d = ST(0);
seteaq(t.i);
CLOCK_CYCLES(8);
return cpu_state.abrt;
}
static int opFSTPd_a16(uint32_t fetchdat)
{
x87_td t;
FP_ENTER();
fetch_ea_16(fetchdat);
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 7);
if (fplog) pclog("FSTd %08X:%08X\n", easeg, cpu_state.eaaddr);
t.d = ST(0);
seteaq(t.i); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(8);
return 0;
}
static int opFSTPd_a32(uint32_t fetchdat)
{
x87_td t;
FP_ENTER();
fetch_ea_32(fetchdat);
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 7);
if (fplog) pclog("FSTd %08X:%08X\n", easeg, cpu_state.eaaddr);
t.d = ST(0);
seteaq(t.i); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(8);
return 0;
}
static int opFLDs_a16(uint32_t fetchdat)
{
x87_ts ts;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FLDs %08X:%08X\n", easeg, cpu_state.eaaddr);
ts.i = geteal(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f\n", ts.s);
x87_push((double)ts.s);
CLOCK_CYCLES(3);
return 0;
}
static int opFLDs_a32(uint32_t fetchdat)
{
x87_ts ts;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FLDs %08X:%08X\n", easeg, cpu_state.eaaddr);
ts.i = geteal(); if (cpu_state.abrt) return 1;
if (fplog) pclog(" %f\n", ts.s);
x87_push((double)ts.s);
CLOCK_CYCLES(3);
return 0;
}
static int opFSTs_a16(uint32_t fetchdat)
{
x87_ts ts;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FSTs %08X:%08X\n", easeg, cpu_state.eaaddr);
ts.s = (float)ST(0);
seteal(ts.i);
CLOCK_CYCLES(7);
return cpu_state.abrt;
}
static int opFSTs_a32(uint32_t fetchdat)
{
x87_ts ts;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FSTs %08X:%08X\n", easeg, cpu_state.eaaddr);
ts.s = (float)ST(0);
seteal(ts.i);
CLOCK_CYCLES(7);
return cpu_state.abrt;
}
static int opFSTPs_a16(uint32_t fetchdat)
{
x87_ts ts;
FP_ENTER();
fetch_ea_16(fetchdat);
if (fplog) pclog("FSTs %08X:%08X\n", easeg, cpu_state.eaaddr);
ts.s = (float)ST(0);
seteal(ts.i); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(7);
return 0;
}
static int opFSTPs_a32(uint32_t fetchdat)
{
x87_ts ts;
FP_ENTER();
fetch_ea_32(fetchdat);
if (fplog) pclog("FSTs %08X:%08X\n", easeg, cpu_state.eaaddr);
ts.s = (float)ST(0);
seteal(ts.i); if (cpu_state.abrt) return 1;
x87_pop();
CLOCK_CYCLES(7);
return 0;
}
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