sh-dis/sh4/FSCHG

11 lines
226 B
Plaintext

1111001111111101
Available only when PR=0
sr ← ZeroExtend32(SR);
sz ← ZeroExtend1(SR.SZ);
IF (FpuIsDisabled(sr) AND IsDelaySlot())
THROW SLOTFPUDIS;
IF (FpuIsDisabled(sr))
THROW FPUDIS;
sz ← sz ⊕ 1;
SR.SZ ← Bit(sz);