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Rewrote the disc sector poller again for simplified code and more accuracy;

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Floppy formats are now accurately timed and also more accurately implemented;
Applied all mainline PCem commits.
This commit is contained in:
OBattler
2016-08-20 03:40:12 +02:00
parent 24a6ab13fb
commit a924f37f43
51 changed files with 2471 additions and 1302 deletions
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51
src/x86_ops_string.h
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@@ -1,9 +1,6 @@
/* Copyright holders: Sarah Walker
see COPYING for more details
*/
static int opMOVSB_a16(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 1;
uint8_t temp = readmemb(cpu_state.ea_seg->base, SI); if (abrt) return 1;
writememb(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) { DI--; SI--; }
else { DI++; SI++; }
@@ -12,7 +9,7 @@ static int opMOVSB_a16(uint32_t fetchdat)
}
static int opMOVSB_a32(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 1;
uint8_t temp = readmemb(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
writememb(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) { EDI--; ESI--; }
else { EDI++; ESI++; }
@@ -22,7 +19,7 @@ static int opMOVSB_a32(uint32_t fetchdat)
static int opMOVSW_a16(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 1;
uint16_t temp = readmemw(cpu_state.ea_seg->base, SI); if (abrt) return 1;
writememw(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) { DI -= 2; SI -= 2; }
else { DI += 2; SI += 2; }
@@ -31,7 +28,7 @@ static int opMOVSW_a16(uint32_t fetchdat)
}
static int opMOVSW_a32(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 1;
uint16_t temp = readmemw(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
writememw(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) { EDI -= 2; ESI -= 2; }
else { EDI += 2; ESI += 2; }
@@ -41,7 +38,7 @@ static int opMOVSW_a32(uint32_t fetchdat)
static int opMOVSL_a16(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 1;
uint32_t temp = readmeml(cpu_state.ea_seg->base, SI); if (abrt) return 1;
writememl(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) { DI -= 4; SI -= 4; }
else { DI += 4; SI += 4; }
@@ -50,7 +47,7 @@ static int opMOVSL_a16(uint32_t fetchdat)
}
static int opMOVSL_a32(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 1;
uint32_t temp = readmeml(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
writememl(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) { EDI -= 4; ESI -= 4; }
else { EDI += 4; ESI += 4; }
@@ -61,7 +58,7 @@ static int opMOVSL_a32(uint32_t fetchdat)
static int opCMPSB_a16(uint32_t fetchdat)
{
uint8_t src = readmemb(ea_seg->base, SI);
uint8_t src = readmemb(cpu_state.ea_seg->base, SI);
uint8_t dst = readmemb(es, DI); if (abrt) return 1;
setsub8(src, dst);
if (flags & D_FLAG) { DI--; SI--; }
@@ -71,7 +68,7 @@ static int opCMPSB_a16(uint32_t fetchdat)
}
static int opCMPSB_a32(uint32_t fetchdat)
{
uint8_t src = readmemb(ea_seg->base, ESI);
uint8_t src = readmemb(cpu_state.ea_seg->base, ESI);
uint8_t dst = readmemb(es, EDI); if (abrt) return 1;
setsub8(src, dst);
if (flags & D_FLAG) { EDI--; ESI--; }
@@ -82,7 +79,7 @@ static int opCMPSB_a32(uint32_t fetchdat)
static int opCMPSW_a16(uint32_t fetchdat)
{
uint16_t src = readmemw(ea_seg->base, SI);
uint16_t src = readmemw(cpu_state.ea_seg->base, SI);
uint16_t dst = readmemw(es, DI); if (abrt) return 1;
setsub16(src, dst);
if (flags & D_FLAG) { DI -= 2; SI -= 2; }
@@ -92,7 +89,7 @@ static int opCMPSW_a16(uint32_t fetchdat)
}
static int opCMPSW_a32(uint32_t fetchdat)
{
uint16_t src = readmemw(ea_seg->base, ESI);
uint16_t src = readmemw(cpu_state.ea_seg->base, ESI);
uint16_t dst = readmemw(es, EDI); if (abrt) return 1;
setsub16(src, dst);
if (flags & D_FLAG) { EDI -= 2; ESI -= 2; }
@@ -103,7 +100,7 @@ static int opCMPSW_a32(uint32_t fetchdat)
static int opCMPSL_a16(uint32_t fetchdat)
{
uint32_t src = readmeml(ea_seg->base, SI);
uint32_t src = readmeml(cpu_state.ea_seg->base, SI);
uint32_t dst = readmeml(es, DI); if (abrt) return 1;
setsub32(src, dst);
if (flags & D_FLAG) { DI -= 4; SI -= 4; }
@@ -113,7 +110,7 @@ static int opCMPSL_a16(uint32_t fetchdat)
}
static int opCMPSL_a32(uint32_t fetchdat)
{
uint32_t src = readmeml(ea_seg->base, ESI);
uint32_t src = readmeml(cpu_state.ea_seg->base, ESI);
uint32_t dst = readmeml(es, EDI); if (abrt) return 1;
setsub32(src, dst);
if (flags & D_FLAG) { EDI -= 4; ESI -= 4; }
@@ -176,7 +173,7 @@ static int opSTOSL_a32(uint32_t fetchdat)
static int opLODSB_a16(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 1;
uint8_t temp = readmemb(cpu_state.ea_seg->base, SI); if (abrt) return 1;
AL = temp;
if (flags & D_FLAG) SI--;
else SI++;
@@ -185,7 +182,7 @@ static int opLODSB_a16(uint32_t fetchdat)
}
static int opLODSB_a32(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 1;
uint8_t temp = readmemb(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
AL = temp;
if (flags & D_FLAG) ESI--;
else ESI++;
@@ -195,7 +192,7 @@ static int opLODSB_a32(uint32_t fetchdat)
static int opLODSW_a16(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 1;
uint16_t temp = readmemw(cpu_state.ea_seg->base, SI); if (abrt) return 1;
AX = temp;
if (flags & D_FLAG) SI -= 2;
else SI += 2;
@@ -204,7 +201,7 @@ static int opLODSW_a16(uint32_t fetchdat)
}
static int opLODSW_a32(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 1;
uint16_t temp = readmemw(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
AX = temp;
if (flags & D_FLAG) ESI -= 2;
else ESI += 2;
@@ -214,7 +211,7 @@ static int opLODSW_a32(uint32_t fetchdat)
static int opLODSL_a16(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 1;
uint32_t temp = readmeml(cpu_state.ea_seg->base, SI); if (abrt) return 1;
EAX = temp;
if (flags & D_FLAG) SI -= 4;
else SI += 4;
@@ -223,7 +220,7 @@ static int opLODSL_a16(uint32_t fetchdat)
}
static int opLODSL_a32(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 1;
uint32_t temp = readmeml(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
EAX = temp;
if (flags & D_FLAG) ESI -= 4;
else ESI += 4;
@@ -368,7 +365,7 @@ static int opINSL_a32(uint32_t fetchdat)
static int opOUTSB_a16(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 1;
uint8_t temp = readmemb(cpu_state.ea_seg->base, SI); if (abrt) return 1;
check_io_perm(DX);
if (flags & D_FLAG) SI--;
else SI++;
@@ -378,7 +375,7 @@ static int opOUTSB_a16(uint32_t fetchdat)
}
static int opOUTSB_a32(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 1;
uint8_t temp = readmemb(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
check_io_perm(DX);
if (flags & D_FLAG) ESI--;
else ESI++;
@@ -389,7 +386,7 @@ static int opOUTSB_a32(uint32_t fetchdat)
static int opOUTSW_a16(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 1;
uint16_t temp = readmemw(cpu_state.ea_seg->base, SI); if (abrt) return 1;
check_io_perm(DX);
check_io_perm(DX + 1);
if (flags & D_FLAG) SI -= 2;
@@ -400,7 +397,7 @@ static int opOUTSW_a16(uint32_t fetchdat)
}
static int opOUTSW_a32(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 1;
uint16_t temp = readmemw(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
check_io_perm(DX);
check_io_perm(DX + 1);
if (flags & D_FLAG) ESI -= 2;
@@ -412,7 +409,7 @@ static int opOUTSW_a32(uint32_t fetchdat)
static int opOUTSL_a16(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 1;
uint32_t temp = readmeml(cpu_state.ea_seg->base, SI); if (abrt) return 1;
check_io_perm(DX);
check_io_perm(DX + 1);
check_io_perm(DX + 2);
@@ -425,7 +422,7 @@ static int opOUTSL_a16(uint32_t fetchdat)
}
static int opOUTSL_a32(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 1;
uint32_t temp = readmeml(cpu_state.ea_seg->base, ESI); if (abrt) return 1;
check_io_perm(DX);
check_io_perm(DX + 1);
check_io_perm(DX + 2);