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This commit is contained in:
Jasmine Iwanek
2022-02-20 02:26:27 -05:00
parent a66e392b26
commit 4674756664
401 changed files with 6985 additions and 6985 deletions
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48
src/cpu/x86_ops_stack.h
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@@ -191,7 +191,7 @@ static int opPOPA_l(uint32_t fetchdat)
static int opPUSH_imm_w(uint32_t fetchdat)
{
uint16_t val = getwordf();
uint16_t val = getwordf();
PUSH_W(val);
CLOCK_CYCLES(2);
PREFETCH_RUN(2, 3, -1, 0,0,1,0, 0);
@@ -212,7 +212,7 @@ static int opPUSH_imm_bw(uint32_t fetchdat)
if (tempw & 0x80) tempw |= 0xFF00;
PUSH_W(tempw);
CLOCK_CYCLES(2);
PREFETCH_RUN(2, 2, -1, 0,0,1,0, 0);
return cpu_state.abrt;
@@ -223,7 +223,7 @@ static int opPUSH_imm_bl(uint32_t fetchdat)
if (templ & 0x80) templ |= 0xFFFFFF00;
PUSH_L(templ);
CLOCK_CYCLES(2);
PREFETCH_RUN(2, 2, -1, 0,0,0,1, 0);
return cpu_state.abrt;
@@ -232,7 +232,7 @@ static int opPUSH_imm_bl(uint32_t fetchdat)
static int opPOPW_a16(uint32_t fetchdat)
{
uint16_t temp;
temp = POP_W(); if (cpu_state.abrt) return 1;
fetch_ea_16(fetchdat);
@@ -244,7 +244,7 @@ static int opPOPW_a16(uint32_t fetchdat)
if (stack32) ESP -= 2;
else SP -= 2;
}
if (is486) { CLOCK_CYCLES((cpu_mod == 3) ? 1 : 6); }
else { CLOCK_CYCLES((cpu_mod == 3) ? 4 : 5); }
PREFETCH_RUN((cpu_mod == 3) ? 4 : 5, 2, rmdat, 1,0,(cpu_mod == 3) ? 0:1,0, 0);
@@ -253,9 +253,9 @@ static int opPOPW_a16(uint32_t fetchdat)
static int opPOPW_a32(uint32_t fetchdat)
{
uint16_t temp;
temp = POP_W(); if (cpu_state.abrt) return 1;
fetch_ea_32(fetchdat);
if (cpu_mod != 3)
SEG_CHECK_WRITE(cpu_state.ea_seg);
@@ -265,7 +265,7 @@ static int opPOPW_a32(uint32_t fetchdat)
if (stack32) ESP -= 2;
else SP -= 2;
}
if (is486) { CLOCK_CYCLES((cpu_mod == 3) ? 1 : 6); }
else { CLOCK_CYCLES((cpu_mod == 3) ? 4 : 5); }
PREFETCH_RUN((cpu_mod == 3) ? 4 : 5, 2, rmdat, 1,0,(cpu_mod == 3) ? 0:1,0, 1);
@@ -278,7 +278,7 @@ static int opPOPL_a16(uint32_t fetchdat)
temp = POP_L(); if (cpu_state.abrt) return 1;
fetch_ea_16(fetchdat);
fetch_ea_16(fetchdat);
if (cpu_mod != 3)
SEG_CHECK_WRITE(cpu_state.ea_seg);
seteal(temp);
@@ -287,7 +287,7 @@ static int opPOPL_a16(uint32_t fetchdat)
if (stack32) ESP -= 4;
else SP -= 4;
}
if (is486) { CLOCK_CYCLES((cpu_mod == 3) ? 1 : 6); }
else { CLOCK_CYCLES((cpu_mod == 3) ? 4 : 5); }
PREFETCH_RUN((cpu_mod == 3) ? 4 : 5, 2, rmdat, 0,1,0,(cpu_mod == 3) ? 0:1, 0);
@@ -328,10 +328,10 @@ static int opENTER_w(uint32_t fetchdat)
count = (fetchdat >> 16) & 0xff; cpu_state.pc++;
tempEBP = EBP;
tempESP = ESP;
PUSH_W(BP); if (cpu_state.abrt) return 1;
frame_ptr = ESP;
if (count > 0)
{
while (--count)
@@ -350,7 +350,7 @@ static int opENTER_w(uint32_t fetchdat)
writes++; instr_cycles += (is486) ? 3 : 5;
}
BP = frame_ptr;
if (stack32) ESP -= offset;
else SP -= offset;
CLOCK_CYCLES((is486) ? 14 : 10);
@@ -369,10 +369,10 @@ static int opENTER_l(uint32_t fetchdat)
offset = getwordf();
count = (fetchdat >> 16) & 0xff; cpu_state.pc++;
tempEBP = EBP; tempESP = ESP;
PUSH_L(EBP); if (cpu_state.abrt) return 1;
frame_ptr = ESP;
if (count > 0)
{
while (--count)
@@ -391,7 +391,7 @@ static int opENTER_l(uint32_t fetchdat)
writes++; instr_cycles += (is486) ? 3 : 5;
}
EBP = frame_ptr;
if (stack32) ESP -= offset;
else SP -= offset;
CLOCK_CYCLES((is486) ? 14 : 10);
@@ -406,11 +406,11 @@ static int opLEAVE_w(uint32_t fetchdat)
uint32_t tempESP = ESP;
uint16_t temp;
SP = BP;
SP = BP;
temp = POP_W();
if (cpu_state.abrt) { ESP = tempESP; return 1; }
BP = temp;
CLOCK_CYCLES(4);
PREFETCH_RUN(4, 1, -1, 1,0,0,0, 0);
return 0;
@@ -420,12 +420,12 @@ static int opLEAVE_l(uint32_t fetchdat)
uint32_t tempESP = ESP;
uint32_t temp;
ESP = EBP;
ESP = EBP;
temp = POP_L();
if (cpu_state.abrt) { ESP = tempESP; return 1; }
EBP = temp;
CLOCK_CYCLES(4);
CLOCK_CYCLES(4);
PREFETCH_RUN(4, 1, -1, 0,1,0,0, 0);
return 0;
}
@@ -446,7 +446,7 @@ static int opLEAVE_l(uint32_t fetchdat)
PREFETCH_RUN(2, 1, -1, 0,0,0,1, 0); \
return cpu_state.abrt; \
}
#define POP_SEG_OPS(seg, realseg) \
static int opPOP_ ## seg ## _w(uint32_t fetchdat) \
{ \
@@ -469,7 +469,7 @@ static int opLEAVE_l(uint32_t fetchdat)
return cpu_state.abrt; \
}
PUSH_SEG_OPS(CS)
PUSH_SEG_OPS(DS)
PUSH_SEG_OPS(ES)
@@ -490,7 +490,7 @@ static int opPOP_SS_w(uint32_t fetchdat)
loadseg(temp_seg, &cpu_state.seg_ss); if (cpu_state.abrt) { ESP = temp_esp; return 1; }
CLOCK_CYCLES(is486 ? 3 : 7);
PREFETCH_RUN(is486 ? 3 : 7, 1, -1, 0,0,1,0, 0);
cpu_state.oldpc = cpu_state.pc;
cpu_state.op32 = use32;
cpu_state.ssegs = 0;