1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 37 unchanged lines hidden (view full) ---

46
47namespace X86ISA
48{
49 /**
50 * Class for register indices passed to instruction constructors. Using a
51 * wrapper struct for these lets take advantage of the compiler's type
52 * checking.
53 */
54 struct InstRegIndex
54 struct InstRegIndex : public RegId
55 {
56 RegIndex idx;
57 explicit InstRegIndex(RegIndex _idx) : idx(_idx)
58 {}
56 explicit InstRegIndex(RegIndex _idx) :
57 RegId(computeRegClass(_idx), _idx) {}
58
59 private:
60 // TODO: As X86 register index definition is highly built on the
61 // unified space concept, it is easier for the moment to rely on
62 // an helper function to compute the RegClass. It would be nice
63 // to fix those definition and get rid of this.
64 RegClass computeRegClass(RegIndex _idx) {
65 if (_idx < FP_Reg_Base) {
66 return IntRegClass;
67 } else if (_idx < CC_Reg_Base) {
68 return FloatRegClass;
69 } else if (_idx < Misc_Reg_Base) {
70 return CCRegClass;
71 } else {
72 return MiscRegClass;
73 }
74 }
75 };
76
77 /**
78 * Base class for all X86 static instructions.
79 */
80
81 class X86StaticInst : public StaticInst
82 {

--- 9 unchanged lines hidden (view full) ---

92 const SymbolTable *symtab) const;
93
94 void printMnemonic(std::ostream &os, const char * mnemonic) const;
95 void printMnemonic(std::ostream &os, const char * instMnemonic,
96 const char * mnemonic) const;
97
98 void printSegment(std::ostream &os, int segment) const;
99
84 void printReg(std::ostream &os, int reg, int size) const;
100 void printReg(std::ostream &os, RegId reg, int size) const;
101 void printSrcReg(std::ostream &os, int reg, int size) const;
102 void printDestReg(std::ostream &os, int reg, int size) const;
103 void printMem(std::ostream &os, uint8_t segment,
104 uint8_t scale, RegIndex index, RegIndex base,
105 uint64_t disp, uint8_t addressSize, bool rip) const;
106
107 inline uint64_t merge(uint64_t into, uint64_t val, int size) const
108 {
109 X86IntReg reg = into;
94 if (_destRegIdx[0] & IntFoldBit)
110 if (_destRegIdx[0].regIdx & IntFoldBit)
111 {
112 reg.H = val;
113 return reg;
114 }
115 switch(size)
116 {
117 case 1:
118 reg.L = val;

--- 14 unchanged lines hidden (view full) ---

133 }
134 return reg;
135 }
136
137 inline uint64_t pick(uint64_t from, int idx, int size) const
138 {
139 X86IntReg reg = from;
140 DPRINTF(X86, "Picking with size %d\n", size);
125 if (_srcRegIdx[idx] & IntFoldBit)
141 if (_srcRegIdx[idx].regIdx & IntFoldBit)
142 return reg.H;
143 switch(size)
144 {
145 case 1:
146 return reg.L;
147 case 2:
148 return reg.X;
149 case 4:

--- 4 unchanged lines hidden (view full) ---

154 panic("Tried to pick with unrecognized size %d.\n", size);
155 }
156 }
157
158 inline int64_t signedPick(uint64_t from, int idx, int size) const
159 {
160 X86IntReg reg = from;
161 DPRINTF(X86, "Picking with size %d\n", size);
146 if (_srcRegIdx[idx] & IntFoldBit)
162 if (_srcRegIdx[idx].regIdx & IntFoldBit)
163 return reg.SH;
164 switch(size)
165 {
166 case 1:
167 return reg.SL;
168 case 2:
169 return reg.SX;
170 case 4:

--- 17 unchanged lines hidden ---