AND

Purpose: Bitwise AND

Operation: result = src1 AND src2

DSZ Modifier

DSZ8,DSZ16,DSZ32, DSZ64

Core2 issue

Core2 has sometimes DSZ modifier with value 180 (e.g. ADD.180, which seems to be similar to DSZ32)

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AND

UOP encoding

Modifiers

DSZ Modifier

Core2 issue

References