Name: Texas Instruments TMS320C28x
Brand: Texas Instruments
Rating: 4 (1 reviews)

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CMP64 ACC:P

6-78

Example

; If 64-bit VarA > 64-bit VarB, branch:

CMP64 ACC:P ; Clear V flag

MOVL P,@VarA+0 ; Load P with low 32 bits of VarA

MOVL ACC,@VarA+2 ; Load ACC with high 32 bits of VarA

SUBUL P,@VarB+0 ; Sub from P unsigned low 32 bits of VarB

SUBBL ACC,@VarB+2 ; Sub from ACC with borrow high 32 bits of VarB

CMP64 ACC:P ; Set Z,N flags appropriately for ACC:P

SB Dest,GT ; branch if VarA > VarB

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Texas Instruments TMS320C28x Specifications

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