subttl emdecode.asm - Instruction decoding page ;*** ;emdecode.asm - Instruction decoding ; ; Microsoft Confidential ; ; Copyright (c) Microsoft Corporation 1991 ; ; All Rights Reserved ; ;Purpose: ; Further decoding of instructions done here. ; ;Revision History: ; ; 8/23/91 TP Rewritten for 32 bits ; ;******************************************************************************* ;On entry, eax = r/m bits * 4. This is used to jump directly to the ;correct instruction within the group. GroupFCHS: jmp tGroupFCHSdisp[eax] GroupFLD1: jmp tGroupFLD1disp[eax] GroupF2XM1: jmp tGroupF2XM1disp[eax] GroupFPREM: jmp tGroupFPREMdisp[eax] GroupFENI: jmp tGroupFENIdisp[eax]