Xilinx MicroBlaze Reference Manual page 160

Chapter 5: MicroBlaze Instruction Set Architecture
Table 5-1: Symbol Notation (Continued)
160
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Symbol
sext(x) Sign-extend x
Mem(x) Memory location at address x
FSLx Stream interface x (FSL or AXI)
LSW(x) Least Significant Word of x
isDnz(x) Floating point: true if x is denormalized
isInfinite(x) Floating point: true if x is +∞ or -∞
isPosInfinite(x) Floating point: true if x is +∞
isNegInfinite(x) Floating point: true if x -∞
isNaN(x) Floating point: true if x is a quiet or signalling NaN
isZero(x) Floating point: true if x is +0 or -0
isQuietNaN(x) Floating point: true if x is a quiet NaN
isSigNaN(x) Floating point: true if x is a signaling NaN
signZero(x) Floating point: return +0 for x > 0, and -0 if x < 0
signInfinite(x) Floating point: return +∞ for x > 0, and -∞ if x < 0
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MicroBlaze Processor Reference Guide
UG081 (v14.7)