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new vector instructions + fixed stupid FPU bug

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This commit is contained in:
CocoSimone
2023-02-10 03:02:48 +01:00
parent 3786a5fd3b
commit 0954bb23b1
7 changed files with 170 additions and 6 deletions
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8
src/backend/core/interpreter/cop/cop1instructions.cpp
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@@ -90,18 +90,20 @@ void Cop1::ceilwd(Registers& regs, u32 instr) {
}
void Cop1::cfc1(Registers& regs, u32 instr) const {
u8 fd = FD(instr);
u8 fd = RD(instr);
s32 val = 0;
switch(fd) {
case 0: val = fcr0; break;
case 31: val = fcr31.raw; break;
case 31:
val = fcr31.raw;
break;
default: Util::panic("Undefined CFC1 with rd != 0 or 31\n");
}
regs.gpr[RT(instr)] = val;
}
void Cop1::ctc1(Registers& regs, u32 instr) {
u8 fs = FS(instr);
u8 fs = RD(instr);
u32 val = regs.gpr[RT(instr)];
switch(fs) {
case 0: break;