Renesas SH7641 - Manual (Page 145)

Section 2 CPU
Rev. 4.00 Sep. 14, 2005 Page 95 of 982
REJ09B0023-0400
Instruction
Instruction Code
Operation Execution
States
DC
DCT PSTS MACL,Dz 111110 **********
110111100000zzzz
If DC = 1, MACL → Dz 1 
DCF PSTS MACL,Dz 111110 **********
110111110000zzzz
If DC = 0, MACL → Dz 1 
PLDS Dz,MACH 111110 **********
111011010000zzzz
Dz
→ MACH 1 
DCT PLDS Dz,MACH 111110 **********
111011100000zzzz
If DC = 1, Dz
→ MACH 1 
DCF PLDS Dz,MACH 111110 **********
111011110000zzzz
If DC = 0, Dz
→ MACH 1 
PLDS Dz,MACL 111110 **********
111111010000zzzz
Dz → MACL 1 
DCT PLDS Dz,MACL 111110 **********
111111100000zzzz
If DC = 1, Dz → MACL 1 
DCF PLDS Dz,MACL 111110 **********
111111110000zzzz
If DC = 0, Dz → MACL 1 
PADDC Sx,Sy,Dz 111110 **********
10110000xxyyzzzz
Sx + Sy + DC → Dz
Carry → DC
1 Carry
PSUBC Sx,Sy,Dz 111110 **********
10100000xxyyzzzz
Sx – Sy – DC → Dz
Borrow → DC
1 Borrow
PCMP Sx,Sy 111110 **********
10000100xxyy0000
Sx – Sy → DC update* 1
*
PABS Sx,Dz 111110 **********
10001000xx00zzzz
If Sx < 0, 0 – Sx → Dz
If Sx > = 0, nop
1 *
PABS Sy,Dz 111110 **********
1010100000yyzzzz
If Sy < 0, 0 – Sy → Dz
If Sx > = 0, nop
1 *
PRND Sx,Dz 111110 **********
10011000xx00zzzz
Sx + h'00008000
→ Dz
LSW of Dz
→ h'0000
1 *
PRND Sy,Dz 111110 **********
1011100000yyzzzz
Sy + h'00008000
→ Dz
LSW of Dz
→ h'0000
1 *
Note: * See table 2.32.