1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * Redistribution and use of this software in source and binary forms,
6 * with or without modification, are permitted provided that the
7 * following conditions are met:
8 *

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74 //changes, but that's managed by the predecoder.
75 if (machInst.sib.base == INTREG_RBP && machInst.modRM.mod == 0)
76 base = NUM_INTREGS;
77 //In -this- special case, we don't use an index.
78 if (index == INTREG_RSP)
79 index = NUM_INTREGS;
80 } else {
81 if (machInst.addrSize == 2) {
82 warn("I'm not really using 16 bit MODRM like I'm supposed to!\n");
83 } else {
84 scale = 0;
85 base = machInst.modRM.rm | (machInst.rex.b << 3);
86 if (machInst.modRM.mod == 0 && machInst.modRM.rm == 5) {
87 //Since we need to use a different encoding of this
88 //instruction anyway, just ignore the base in those cases
89 base = NUM_INTREGS;
90 }

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