Opcode PF2ID
CPU: AMD-3D
Type of Instruction: User
Instruction: PF2ID dest,src
Description:
if (src[31..0] > 2^31) then dest[31..0] <- 7FFFFFFFh;
if (src[31..0] <= -2^31) then dest[31..0] <- 80000000h;
dest[31..0] <- truncate(src[31..0]);
if (src[63..32] > 2^31) then dest[63..32] <- 7FFFFFFFh;
if (src[63..32] <= -2^31) then dest[63..32] <- 80000000h;
dest[63..32] <- truncate(src[63..32]);
Flags Affected: None
++++++++++++++++++++++++++++++++++
COP & Times:
PF2ID mm,mm/m64 0FH 0FH 1DH Postbyte
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