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back2root:ibm-pc-ms-dos:instr:bswap

BSWAP - (486+ only)

BSWAP - Byte Swap (486+ only)

Changes the byte order of a 32 bit register from big endian to little endian or vice versa. Result left in destination register is undefined if the operand is a 16 bit register.

Usage:

	BSWAP	reg32	;

Modifies flags:

none

286+ only 386+ only

Clocks Size
Operands 808x 286 386 486 Bytes
reg32 - - - 1 2
back2root/ibm-pc-ms-dos/instr/bswap.txt · Dernière modification : 2023/03/03 23:53 de 127.0.0.1