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Add pseudoteletypewriter to emulator

Browse Source 
https://justine.storage.googleapis.com/emulator628.mp4
This commit is contained in:
Justine Tunney
2020-08-26 23:08:08 -07:00
parent e86cff8ba0
commit 5aabacb361
94 changed files with 3245 additions and 2179 deletions
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22
tool/build/lib/stack.c
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@@ -76,12 +76,12 @@ void OpCallJvds(struct Machine *m) {
OpCall(m, m->ip + m->xedd->op.disp);
}
void OpCallEq(struct Machine *m) {
void OpCallEq(struct Machine *m, uint32_t rde) {
void *p[2];
uint8_t b[8];
OpCall(m, Read64(IsModrmRegister(m->xedd)
? RegRexbRm(m)
: AccessRam(m, ComputeAddress(m), 8, p, b, true)));
OpCall(m, Read64(IsModrmRegister(rde)
? RegRexbRm(m, rde)
: AccessRam(m, ComputeAddress(m, rde), 8, p, b, true)));
}
void OpLeave(struct Machine *m) {
@@ -93,10 +93,20 @@ void OpRet(struct Machine *m, uint16_t n) {
m->ip = Pop64(m, n);
}
void PushOsz(struct Machine *m, uint64_t x) {
if (!Osz(m->xedd)) {
void PushOsz(struct Machine *m, uint32_t rde, uint64_t x) {
if (!Osz(rde)) {
Push64(m, x);
} else {
Push16(m, x);
}
}
void OpBofram(struct Machine *m) {
if (m->xedd->op.disp) {
m->bofram[0] = m->ip;
m->bofram[1] = m->ip + (m->xedd->op.disp & 0xff);
} else {
m->bofram[0] = 0;
m->bofram[1] = 0;
}
}