Opcode PMVZB
CPU: Cyrix with Extended MMX Instruction Set
Type of Instruction: User
Instruction: PMVZB dest, src
Description:
if mmi[7..0] == 0 then dest[7..0] <- src[7..0];
if mmi[15..8] == 0 then dest[15..8] <- src[15..8];
if mmi[23..16] == 0 then dest[23..16] <- src[23..16];
if mmi[31..24] == 0 then dest[31..24] <- src[31..24];
if mmi[39..32] == 0 then dest[39..32] <- src[39..32];
if mmi[47..40] == 0 then dest[47..40] <- src[47..40];
if mmi[55..48] == 0 then dest[55..48] <- src[55..48];
if mmi[63..56] == 0 then dest[63..56] <- src[63..56];
Note: mmi is implied MMX register.
Flags Affected: None
++++++++++++++++++++++++++++++++++
COP & Times:
PMVZB mm,mm/m64 0FH 58H PostByte
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