Renesas SH7641 - Manual (Page 141)

Section 2 CPU
Rev. 4.00 Sep. 14, 2005 Page 91 of 982
REJ09B0023-0400
Instruction
Instruction Code
Operation Execution
States
DC
DCF PSHA Sx,Sy,Dz 111110 **********
10010011xxyyzzzz
If DC = 0 & Sy > = 0,
Sx << Sy
→ Dz (arithmetic
shift)
If DC = 0 & Sy < 0,
Sx >> Sy
→ Dz
If DC = 1, nop
1 
PSHL Sx,Sy,Dz 111110 **********
10000001xxyyzzzz
If Sy > = 0, Sx << Sy → Dz
(logical shift)
If Sy < 0, Sx >> Sy
→ Dz
1 *
DCT PSHL Sx,Sy,Dz 111110 **********
10000010xxyyzzzz
If DC = 1 & Sy > = 0,
Sx << Sy
→ Dz (logical shift)
If DC = 1 & Sy < 0,
Sx >> Sy
→ Dz
If DC = 0, nop
1 
DCF PSHL Sx,Sy,Dz 111110 **********
10000011xxyyzzzz
If DC = 0 & Sy > = 0,
Sx << Sy
→ Dz (logical shift)
If DC = 0 & Sy < 0,
Sx >> Sy
→ Dz
If DC = 1, nop
1 
PCOPY Sx,Dz 111110 **********
11011001xx00zzzz
Sx → Dz 1 *
PCOPY Sy,Dz 111110 **********
1111100100yyzzzz
Sy
→ Dz 1
*
DCT PCOPY Sx,Dz 111110 **********
11011010xx00zzzz
If DC = 1, Sx
→ Dz
If DC = 0, nop
1 
DCT PCOPY Sy,Dz 111110 **********
1111101000yyzzzz
If DC = 1, Sy
→ Dz
If DC = 0, nop
1 
DCF PCOPY Sx,Dz 111110 **********
11011011xx00zzzz
If DC = 0, Sx → Dz
If DC = 1, nop
1 
DCF PCOPY Sy,Dz 111110 **********
1111101100yyzzzz
If DC = 0, Sy → Dz
If DC = 1, nop
1 