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Altera Corporation 85
3232323232-Bit Instruction Set
2
32-Bit Instruction
Set
SKP0
Skip If Register Bit Is 0
Operation:
if (RA[IMM5] = = 0)
then begin
if (Mem16[PC + 2] is PFX)
then PC ← PC + 6
else PC ← PC + 4
end
Assembler Syntax: SKP0 %rA,IMM5
Example: ADDI %g0, 1 ; include if bit 7 was set
Description: Skip next instruction if the single bit RA[IMM5] is 0. If the next instruction is PFX,
then both PFX and the instruction following PFX are skipped together.
Condition Codes: Flags: Unaffected
Instruction Format: Ri5
Instruction Fields: A = Register index of operand RA
IMM5 = 5-bit immediate value
1514131211109876543210
010100 IMM5 A
NVZC
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