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Arithmetic Logic Unit (ALU)
Table 2-5. Floating-Point ALU Instruction Summary
Instruction
Floating-point:
Fn = Fx + Fy
Fn = Fx – Fy
Fn = ABS (Fx + Fy)
Fn = ABS (Fx – Fy)
Fn = (Fx + Fy)/2
COMP(Fx, Fy)
Fn = –Fx
Fn = ABS Fx
Fn = PASS Fx
Fn = RND Fx
Fn = SCALB Fx BY Ry
Rn = MANT Fx
Rn = LOGB Fx
Rn = FIX Fx BY Ry
Rn = FIX Fx
Fn = FLOAT Rx BY Ry
Fn = FLOAT Rx
Fn = RECIPS Fx
Fn = RSQRTS Fx
Fn = Fx COPYSIGN Fy
Fn = MIN(Fx, Fy)
Fn = MAX(Fx, Fy)
Fn = CLIP Fx BY Fy
2-22
ASTATx,y Status Flags
AZ
AV
AN AC
*
*
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0
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0
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ADSP-2126x SHARC Processor Hardware Reference
STKYx,y Status Flags
AS
AI
AF
CA
CC
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AUS AVS
AOS
AIS
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