cmpsd

Compare String Doubleword

CMPSD

Compares doubleword at [ESI] with [EDI].

Details

The Compare String Doubleword instruction compares doubleword at [ESI] with [EDI].

Pseudocode Operation

// Flags <- DEST - SRC (result discarded)
// Flags affected: OF, SF, ZF, AF, CF, PF

Example

CMPSD

Encoding

Binary Layout
A7
+0
 
Format Legacy
Opcode A7
Extension Base

Operands