Zack Buhman
4a165d02ed
These changes fix logical consistency and correctness issues with the instruction definitions as printed in the SH4 manual. The most serious issues were: - div0u/div0s/div1 use `m` as a temporary variable which contradicts the existence of the `m` register number - missing semicolons - inconsistent references to immediate and displacement variable names
11 lines
232 B
Plaintext
11 lines
232 B
Plaintext
1111001111111101
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Available only when PR=0
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sr ← ZeroExtend32(SR);
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sz ← ZeroExtend1(FPSCR.SZ);
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IF (FpuIsDisabled(sr) AND IsDelaySlot())
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THROW SLOTFPUDIS;
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IF (FpuIsDisabled(sr))
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THROW FPUDIS;
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sz ← sz ⊕ 1;
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FPSCR.SZ ← Bit(sz);
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