case OP_SPECIAL_SRA:
v[c.r.rd].value = (s32)v[c.r.rt].value >> c.r.imm;
+ v[c.r.rd].sign = (s32)(v[c.r.rt].sign
+ | (~v[c.r.rt].known & 0x80000000)) >> c.r.imm;
v[c.r.rd].known = (s32)v[c.r.rt].known >> c.r.imm;
- v[c.r.rd].sign = (s32)v[c.r.rt].sign >> c.r.imm;
break;
case OP_SPECIAL_SLLV:
if ((v[c.r.rs].known & 0x1f) == 0x1f) {
imm = v[c.r.rs].value & 0x1f;
v[c.r.rd].value = (s32)v[c.r.rt].value >> imm;
+ v[c.r.rd].sign = (s32)(v[c.r.rt].sign
+ | (~v[c.r.rt].known & 0x80000000)) >> imm;
v[c.r.rd].known = (s32)v[c.r.rt].known >> imm;
- v[c.r.rd].sign = (s32)v[c.r.rt].sign >> imm;
} else {
v[c.r.rd].known = 0;
v[c.r.rd].sign = 0;
}
fallthrough;
case OP_LW:
+ case OP_META_LWU:
v[c.i.rt].known = 0;
v[c.i.rt].sign = 0;
break;