5 outFile = open('NVPTXRegisterInfo.td', 'w')
8 //===-- NVPTXRegisterInfo.td - NVPTX Register defs ---------*- tablegen -*-===//
10 // The LLVM Compiler Infrastructure
12 // This file is distributed under the University of Illinois Open Source
13 // License. See LICENSE.TXT for details.
15 //===----------------------------------------------------------------------===//
17 //===----------------------------------------------------------------------===//
18 // Declarations that describe the PTX register file
19 //===----------------------------------------------------------------------===//
21 class NVPTXReg<string n> : Register<n> {
22 let Namespace = "NVPTX";
25 class NVPTXRegClass<list<ValueType> regTypes, int alignment, dag regList>
26 : RegisterClass <"NVPTX", regTypes, alignment, regList>;
28 //===----------------------------------------------------------------------===//
30 //===----------------------------------------------------------------------===//
32 // Special Registers used as stack pointer
33 def VRFrame : NVPTXReg<"%SP">;
34 def VRFrameLocal : NVPTXReg<"%SPL">;
36 // Special Registers used as the stack
37 def VRDepot : NVPTXReg<"%Depot">;
42 //===--- Predicate --------------------------------------------------------===//
44 for i in range(0, num_regs):
45 outFile.write('def P%d : NVPTXReg<"%%p%d">;\n' % (i, i))
49 //===--- 8-bit ------------------------------------------------------------===//
51 for i in range(0, num_regs):
52 outFile.write('def RC%d : NVPTXReg<"%%rc%d">;\n' % (i, i))
56 //===--- 16-bit -----------------------------------------------------------===//
58 for i in range(0, num_regs):
59 outFile.write('def RS%d : NVPTXReg<"%%rs%d">;\n' % (i, i))
63 //===--- 32-bit -----------------------------------------------------------===//
65 for i in range(0, num_regs):
66 outFile.write('def R%d : NVPTXReg<"%%r%d">;\n' % (i, i))
70 //===--- 64-bit -----------------------------------------------------------===//
72 for i in range(0, num_regs):
73 outFile.write('def RL%d : NVPTXReg<"%%rl%d">;\n' % (i, i))
77 //===--- 32-bit float -----------------------------------------------------===//
79 for i in range(0, num_regs):
80 outFile.write('def F%d : NVPTXReg<"%%f%d">;\n' % (i, i))
84 //===--- 64-bit float -----------------------------------------------------===//
86 for i in range(0, num_regs):
87 outFile.write('def FL%d : NVPTXReg<"%%fl%d">;\n' % (i, i))
91 //===--- Vector -----------------------------------------------------------===//
93 for i in range(0, num_regs):
94 outFile.write('def v2b8_%d : NVPTXReg<"%%v2b8_%d">;\n' % (i, i))
95 for i in range(0, num_regs):
96 outFile.write('def v2b16_%d : NVPTXReg<"%%v2b16_%d">;\n' % (i, i))
97 for i in range(0, num_regs):
98 outFile.write('def v2b32_%d : NVPTXReg<"%%v2b32_%d">;\n' % (i, i))
99 for i in range(0, num_regs):
100 outFile.write('def v2b64_%d : NVPTXReg<"%%v2b64_%d">;\n' % (i, i))
102 for i in range(0, num_regs):
103 outFile.write('def v4b8_%d : NVPTXReg<"%%v4b8_%d">;\n' % (i, i))
104 for i in range(0, num_regs):
105 outFile.write('def v4b16_%d : NVPTXReg<"%%v4b16_%d">;\n' % (i, i))
106 for i in range(0, num_regs):
107 outFile.write('def v4b32_%d : NVPTXReg<"%%v4b32_%d">;\n' % (i, i))
111 //===--- Arguments --------------------------------------------------------===//
113 for i in range(0, num_regs):
114 outFile.write('def ia%d : NVPTXReg<"%%ia%d">;\n' % (i, i))
115 for i in range(0, num_regs):
116 outFile.write('def la%d : NVPTXReg<"%%la%d">;\n' % (i, i))
117 for i in range(0, num_regs):
118 outFile.write('def fa%d : NVPTXReg<"%%fa%d">;\n' % (i, i))
119 for i in range(0, num_regs):
120 outFile.write('def da%d : NVPTXReg<"%%da%d">;\n' % (i, i))
123 //===----------------------------------------------------------------------===//
125 //===----------------------------------------------------------------------===//
128 outFile.write('def Int1Regs : NVPTXRegClass<[i1], 8, (add (sequence "P%%u", 0, %d))>;\n' % (num_regs-1))
129 outFile.write('def Int8Regs : NVPTXRegClass<[i8], 8, (add (sequence "RC%%u", 0, %d))>;\n' % (num_regs-1))
130 outFile.write('def Int16Regs : NVPTXRegClass<[i16], 16, (add (sequence "RS%%u", 0, %d))>;\n' % (num_regs-1))
131 outFile.write('def Int32Regs : NVPTXRegClass<[i32], 32, (add (sequence "R%%u", 0, %d))>;\n' % (num_regs-1))
132 outFile.write('def Int64Regs : NVPTXRegClass<[i64], 64, (add (sequence "RL%%u", 0, %d))>;\n' % (num_regs-1))
134 outFile.write('def Float32Regs : NVPTXRegClass<[f32], 32, (add (sequence "F%%u", 0, %d))>;\n' % (num_regs-1))
135 outFile.write('def Float64Regs : NVPTXRegClass<[f64], 64, (add (sequence "FL%%u", 0, %d))>;\n' % (num_regs-1))
137 outFile.write('def Int32ArgRegs : NVPTXRegClass<[i32], 32, (add (sequence "ia%%u", 0, %d))>;\n' % (num_regs-1))
138 outFile.write('def Int64ArgRegs : NVPTXRegClass<[i64], 64, (add (sequence "la%%u", 0, %d))>;\n' % (num_regs-1))
139 outFile.write('def Float32ArgRegs : NVPTXRegClass<[f32], 32, (add (sequence "fa%%u", 0, %d))>;\n' % (num_regs-1))
140 outFile.write('def Float64ArgRegs : NVPTXRegClass<[f64], 64, (add (sequence "da%%u", 0, %d))>;\n' % (num_regs-1))
143 // Read NVPTXRegisterInfo.cpp to see how VRFrame and VRDepot are used.
144 def SpecialRegs : NVPTXRegClass<[i32], 32, (add VRFrame, VRDepot)>;
148 class NVPTXVecRegClass<list<ValueType> regTypes, int alignment, dag regList,
149 NVPTXRegClass sClass,
152 : NVPTXRegClass<regTypes, alignment, regList>
154 NVPTXRegClass scalarClass=sClass;
161 outFile.write('def V2F32Regs\n : NVPTXVecRegClass<[v2f32], 64, (add (sequence "v2b32_%%u", 0, %d)),\n Float32Regs, 2, ".v2.f32">;\n' % (num_regs-1))
162 outFile.write('def V4F32Regs\n : NVPTXVecRegClass<[v4f32], 128, (add (sequence "v4b32_%%u", 0, %d)),\n Float32Regs, 4, ".v4.f32">;\n' % (num_regs-1))
164 outFile.write('def V2I32Regs\n : NVPTXVecRegClass<[v2i32], 64, (add (sequence "v2b32_%%u", 0, %d)),\n Int32Regs, 2, ".v2.u32">;\n' % (num_regs-1))
165 outFile.write('def V4I32Regs\n : NVPTXVecRegClass<[v4i32], 128, (add (sequence "v4b32_%%u", 0, %d)),\n Int32Regs, 4, ".v4.u32">;\n' % (num_regs-1))
167 outFile.write('def V2F64Regs\n : NVPTXVecRegClass<[v2f64], 128, (add (sequence "v2b64_%%u", 0, %d)),\n Float64Regs, 2, ".v2.f64">;\n' % (num_regs-1))
168 outFile.write('def V2I64Regs\n : NVPTXVecRegClass<[v2i64], 128, (add (sequence "v2b64_%%u", 0, %d)),\n Int64Regs, 2, ".v2.u64">;\n' % (num_regs-1))
170 outFile.write('def V2I16Regs\n : NVPTXVecRegClass<[v2i16], 32, (add (sequence "v2b16_%%u", 0, %d)),\n Int16Regs, 2, ".v2.u16">;\n' % (num_regs-1))
171 outFile.write('def V4I16Regs\n : NVPTXVecRegClass<[v4i16], 64, (add (sequence "v4b16_%%u", 0, %d)),\n Int16Regs, 4, ".v4.u16">;\n' % (num_regs-1))
173 outFile.write('def V2I8Regs\n : NVPTXVecRegClass<[v2i8], 16, (add (sequence "v2b8_%%u", 0, %d)),\n Int8Regs, 2, ".v2.u8">;\n' % (num_regs-1))
174 outFile.write('def V4I8Regs\n : NVPTXVecRegClass<[v4i8], 32, (add (sequence "v4b8_%%u", 0, %d)),\n Int8Regs, 4, ".v4.u8">;\n' % (num_regs-1))
179 outFile = open('NVPTXNumRegisters.h', 'w')
181 //===-- NVPTXNumRegisters.h - PTX Register Info ---------------------------===//
183 // The LLVM Compiler Infrastructure
185 // This file is distributed under the University of Illinois Open Source
186 // License. See LICENSE.TXT for details.
188 //===----------------------------------------------------------------------===//
190 #ifndef NVPTX_NUM_REGISTERS_H
191 #define NVPTX_NUM_REGISTERS_H
195 const unsigned NVPTXNumRegisters = %d;