1 //===-- AMDGPUAsmUtils.h - AsmParser/InstPrinter common ---------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_LIB_TARGET_AMDGPU_UTILS_AMDGPUASMUTILS_H 10 #define LLVM_LIB_TARGET_AMDGPU_UTILS_AMDGPUASMUTILS_H 11 12 #include "SIDefines.h" 13 14 #include "llvm/ADT/StringRef.h" 15 16 namespace llvm { 17 18 class StringLiteral; 19 class MCSubtargetInfo; 20 21 namespace AMDGPU { 22 23 const int OPR_ID_UNKNOWN = -1; 24 const int OPR_ID_UNSUPPORTED = -2; 25 const int OPR_ID_DUPLICATE = -3; 26 const int OPR_VAL_INVALID = -4; 27 28 template <class T> struct CustomOperand { 29 StringLiteral Name; 30 int Encoding = 0; 31 bool (*Cond)(T Context) = nullptr; 32 }; 33 34 struct CustomOperandVal { 35 StringLiteral Name; 36 unsigned Max; 37 unsigned Default; 38 unsigned Shift; 39 unsigned Width; 40 bool (*Cond)(const MCSubtargetInfo &STI) = nullptr; 41 unsigned Mask = (1 << Width) - 1; 42 43 unsigned decode(unsigned Code) const { return (Code >> Shift) & Mask; } 44 45 unsigned encode(unsigned Val) const { return (Val & Mask) << Shift; } 46 47 unsigned getMask() const { return Mask << Shift; } 48 49 bool isValid(unsigned Val) const { return Val <= Max; } 50 51 bool isSupported(const MCSubtargetInfo &STI) const { 52 return !Cond || Cond(STI); 53 } 54 }; 55 56 namespace DepCtr { 57 58 extern const CustomOperandVal DepCtrInfo[]; 59 extern const int DEP_CTR_SIZE; 60 61 } // namespace DepCtr 62 63 namespace SendMsg { // Symbolic names for the sendmsg(...) syntax. 64 65 extern const CustomOperand<const MCSubtargetInfo &> Msg[]; 66 extern const int MSG_SIZE; 67 68 extern const char *const OpSysSymbolic[OP_SYS_LAST_]; 69 extern const char *const OpGsSymbolic[OP_GS_LAST_]; 70 71 } // namespace SendMsg 72 73 namespace Hwreg { // Symbolic names for the hwreg(...) syntax. 74 75 extern const CustomOperand<const MCSubtargetInfo &> Opr[]; 76 extern const int OPR_SIZE; 77 78 } // namespace Hwreg 79 80 namespace MTBUFFormat { 81 82 extern StringLiteral const DfmtSymbolic[]; 83 extern StringLiteral const NfmtSymbolicGFX10[]; 84 extern StringLiteral const NfmtSymbolicSICI[]; 85 extern StringLiteral const NfmtSymbolicVI[]; 86 extern StringLiteral const UfmtSymbolicGFX10[]; 87 extern StringLiteral const UfmtSymbolicGFX11[]; 88 extern unsigned const DfmtNfmt2UFmtGFX10[]; 89 extern unsigned const DfmtNfmt2UFmtGFX11[]; 90 91 } // namespace MTBUFFormat 92 93 namespace Swizzle { // Symbolic names for the swizzle(...) syntax. 94 95 extern const char* const IdSymbolic[]; 96 97 } // namespace Swizzle 98 99 namespace VGPRIndexMode { // Symbolic names for the gpr_idx(...) syntax. 100 101 extern const char* const IdSymbolic[]; 102 103 } // namespace VGPRIndexMode 104 105 } // namespace AMDGPU 106 } // namespace llvm 107 108 #endif 109