Fujitsu MB91319 Series Hardware Manual page 737

■ 20-Bit Normal Branch Macro Instructions
Table I.2-14 20-Bit Normal Branch Macro Instructions
Mnemonic
*CALL20 label20,Ri
*BRA20 label20,Ri
*BEQ20 label20,Ri
*BNE20 label20,Ri
*BC20 label20,Ri
*BNC20 label20,Ri
*BN20 label20,Ri
*BP20 label20,Ri
*BV20 label20,Ri
*BNV20 label20,Ri
*BLT20 label20,Ri
*BGE20 label20,Ri
*BLE20 label20,Ri
*BGT20 label20,Ri
*BLS20 label20,Ri
*BHI20 label20,Ri
[Reference 1] CALL20
1) If label20-PC-2 is between -0x800 and +0x7fe, create an instruction as shown below:
CALL label12
2) If label20-PC-2 is outside the range in 1) or contains an external reference symbol, create an instruction as shown below:
LDI:20 #label20,Ri
CALL @Ri
[Reference 2] BRA20
1) If label20-PC-2 is between -0x100 and +0xfe, create an instruction as shown below:
BRA label9
2) If label20-PC-2 is outside the range in 1) or contains an external reference symbol, create an instruction as shown below:
LDI:20 #label20,Ri
JMP @Ri
[Reference 3] Bcc20
1) If label20-PC-2 is between -0x100 and +0xfe, create an instruction as shown below:
Bcc label9
2) If label20-PC-2 is outside the range in 1) or contains an external reference symbol, create an instruction as shown below:
Bxcc false xcc is the opposite condition of cc.
LDI:20 #label20,Ri
JMP @Ri
false:
Operation
Address of the next instruction
→
label20 PC
→
label20 PC
→
if(Z==1) then label20 PC
s/Z==0
s/C==1
s/C==0
s/N==1
s/N==0
s/V==1
s/V==0
s/V xor N==1
s/V xor N==0
s/(V xor N) or Z==1
s/(V xor N) or Z==0
s/C or Z==1
s/C or Z==0
→
RP, Ri: Temporary register (See Reference 1)
Ri: Temporary register (See Reference 2)
Ri: Temporary register (See Reference 3)
APPENDIX I Instruction Lists
Remarks
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