1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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51typedef uint64_t FloatRegBits;
52
53// control register file contents
54typedef uint64_t MiscReg;
55
56// dummy typedef since we don't have CC regs
57typedef uint8_t CCReg;
58
59// vector register file entry type
60typedef uint64_t VectorRegElement;
61const int NumVectorRegElements = 0;
62const int VectorRegBytes = NumVectorRegElements * sizeof(VectorRegElement);
63typedef std::array<VectorRegElement, NumVectorRegElements> VectorReg;
64
65union AnyReg
66{
67 IntReg intreg;
68 FloatReg fpreg;
69 MiscReg ctrlreg;
70};
71
72enum MiscRegIndex

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96
97const int NumIntArchRegs = 32;
98const int NumPALShadowRegs = 8;
99const int NumFloatArchRegs = 32;
100
101const int NumIntRegs = NumIntArchRegs + NumPALShadowRegs;
102const int NumFloatRegs = NumFloatArchRegs;
103const int NumCCRegs = 0;
104const int NumVectorRegs = 0;
105const int NumMiscRegs = NUM_MISCREGS;
106
107const int TotalNumRegs =
108 NumIntRegs + NumFloatRegs + NumMiscRegs;
109
110// These enumerate all the registers for dependence tracking.
111enum DependenceTags {
112 // 0..31 are the integer regs 0..31
113 // 32..63 are the FP regs 0..31, i.e. use (reg + FP_Reg_Base)
114 FP_Reg_Base = NumIntRegs,
115 CC_Reg_Base = FP_Reg_Base + NumFloatRegs,
116 Vector_Reg_Base = CC_Reg_Base + NumCCRegs, // NumCCRegs == 0
117 Misc_Reg_Base = Vector_Reg_Base + NumCCRegs, // NumVectorRegs == 0
118 Max_Reg_Index = Misc_Reg_Base + NumMiscRegs + NumInternalProcRegs
119};
120
121} // namespace AlphaISA
122
123#endif // __ARCH_ALPHA_REGFILE_HH__