Hitachi SH7750 Programming Manual page 155

Table 7.6 Shift Instructions
Instruction
ROTL Rn
ROTR Rn
ROTCL Rn
ROTCR Rn
SHAD Rm,Rn
SHAL Rn
SHAR Rn
SHLD Rm,Rn
SHLL Rn
SHLR Rn
SHLL2 Rn
SHLR2 Rn
SHLL8 Rn
SHLR8 Rn
SHLL16 Rn
SHLR16 Rn
Operation
T ← Rn ← MSB
LSB → Rn → T
T ← Rn ← T
T → Rn → T
When Rn ≥ 0, Rn << Rm → Rn
When Rn < 0, Rn >> Rm →
[MSB → Rn]
T ← Rn ← 0
MSB → Rn → T
When Rn ≥ 0, Rn << Rm → Rn
When Rn < 0, Rn >> Rm →
[0 → Rn]
T ← Rn ← 0
0 → Rn → T
Rn << 2 → Rn
Rn >> 2 → Rn
Rn << 8 → Rn
Rn >> 8 → Rn
Rn << 16 → Rn
Rn >> 16 → Rn
Instruction Code
0100nnnn00000100 —
0100nnnn00000101 —
0100nnnn00100100 —
0100nnnn00100101 —
0100nnnnmmmm1100 —
0100nnnn00100000 —
0100nnnn00100001 —
0100nnnnmmmm1101 —
0100nnnn00000000 —
0100nnnn00000001 —
0100nnnn00001000 —
0100nnnn00001001 —
0100nnnn00011000 —
0100nnnn00011001 —
0100nnnn00101000 —
0100nnnn00101001 —
Rev. 2.0, 03/99, page 141 of 396
Privileged T Bit
MSB
LSB
MSB
LSB
—
MSB
LSB
—
MSB
LSB
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—
—
—
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