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CCMN (immediate)
Conditional Compare Negative (immediate).
Syntax
CCMN
Wn, #imm, #nzcv, cond ; 32-bit
CCMN
Xn, #imm, #nzcv, cond ; 64-bit
Where:
Wn- Is the 32-bit name of the first general-purpose source register.
Xn- Is the 64-bit name of the first general-purpose source register.
imm- Is a five bit unsigned immediate.
nzcv- Is the flag bit specifier, an immediate in the range 0 to 15, giving the alternative state for the 4-bit NZCV condition flags.
cond- Is one of the standard conditions.
Operation
Conditional Compare Negative (immediate) sets the value of the condition flags to the result of the comparison of a register value and a negated immediate value if the condition is TRUE, and an immediate value otherwise.
flags = if , where cond then compare(Rn, #-imm) else #nzcvRW or X.