Table 7.6 Shift Instructions - Hitachi SH7751 Hardware Manual

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
When Rn < 0, Rn >> Rm

[MSB Rn]
 
T Rn 0
 
MSB Rn T

When Rn 0, Rn << Rm
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 —

Rn 0100nnnnmmmm1100 —

0100nnnn00100000 —
0100nnnn00100001 —

Rn 0100nnnnmmmm1101 —

0100nnnn00000000 —
0100nnnn00000001 —
0100nnnn00001000 —
0100nnnn00001001 —
0100nnnn00011000 —
0100nnnn00011001 —
0100nnnn00101000 —
0100nnnn00101001 —
Rev. 3.0, 04/02, page 179 of 1064
Privileged T Bit
MSB
LSB
MSB
LSB
—
MSB
LSB
—
MSB
LSB
—
—
—
—
—
—