Table 3.7 shift instructions – Renesas SH7781 User Manual

Page 88

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3. Instruction Set

Rev.1.00 Jan. 10, 2008 Page 58 of 1658
REJ09B0261-0100

Instruction Operation

Instruction Code

Privileged T Bit

New

XOR #imm,R0

R0

∧ imm → R0

11001010iiiiiiii —

XOR.B #imm,

@(R0,GBR) (R0 + GBR) ∧ imm →

(R0 + GBR)

11001110iiiiiiii —

Table 3.7

Shift Instructions

Instruction Operation

Instruction Code

Privileged T Bit

New

ROTL Rn T

← Rn ← MSB

0100nnnn00000100 — MSB

ROTR Rn LSB

→ Rn → T

0100nnnn00000101 — LSB

ROTCL Rn

T

← Rn ← T

0100nnnn00100100 — MSB

ROTCR Rn

T

→ Rn → T

0100nnnn00100101 — LSB

SHAD Rm,Rn

When

Rm

≥ 0, Rn << Rm → Rn

When Rm < 0, Rn >> Rm

[MSB

→ Rn]

0100nnnnmmmm1100 — —

SHAL Rn T

← Rn ← 0

0100nnnn00100000 — MSB

SHAR Rn MSB

→ Rn → T

0100nnnn00100001 — LSB

SHLD Rm,Rn

When

Rm

≥ 0, Rn << Rm → Rn

When Rm < 0, Rn >> Rm

[0

→ Rn]

0100nnnnmmmm1101 — —

SHLL Rn T

← Rn ← 0

0100nnnn00000000 — MSB

SHLR Rn 0

→ Rn → T

0100nnnn00000001 — LSB

SHLL2

Rn

Rn << 2

→ Rn

0100nnnn00001000 — —

SHLR2

Rn

Rn >> 2

→ Rn

0100nnnn00001001 — —

SHLL8

Rn

Rn << 8

→ Rn

0100nnnn00011000 — —

SHLR8

Rn

Rn >> 8

→ Rn

0100nnnn00011001 — —

SHLL16

Rn

Rn << 16

→ Rn

0100nnnn00101000 — —

SHLR16 Rn

Rn >> 16

→ Rn

0100nnnn00101001 — —

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