1 //===--- TCE.h - Declare TCE target feature support -------------*- 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 // This file declares TCE TargetInfo objects. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_CLANG_LIB_BASIC_TARGETS_TCE_H 14 #define LLVM_CLANG_LIB_BASIC_TARGETS_TCE_H 15 16 #include "clang/Basic/TargetInfo.h" 17 #include "clang/Basic/TargetOptions.h" 18 #include "llvm/Support/Compiler.h" 19 #include "llvm/TargetParser/Triple.h" 20 21 namespace clang { 22 namespace targets { 23 24 // llvm and clang cannot be used directly to output native binaries for 25 // target, but is used to compile C code to llvm bitcode with correct 26 // type and alignment information. 27 // 28 // TCE uses the llvm bitcode as input and uses it for generating customized 29 // target processor and program binary. TCE co-design environment is 30 // publicly available in http://tce.cs.tut.fi 31 32 static const unsigned TCEOpenCLAddrSpaceMap[] = { 33 0, // Default 34 3, // opencl_global 35 4, // opencl_local 36 5, // opencl_constant 37 0, // opencl_private 38 1, // opencl_global_device 39 1, // opencl_global_host 40 // FIXME: generic has to be added to the target 41 0, // opencl_generic 42 0, // cuda_device 43 0, // cuda_constant 44 0, // cuda_shared 45 0, // sycl_global 46 0, // sycl_global_device 47 0, // sycl_global_host 48 0, // sycl_local 49 0, // sycl_private 50 0, // ptr32_sptr 51 0, // ptr32_uptr 52 0, // ptr64 53 0, // hlsl_groupshared 54 // Wasm address space values for this target are dummy values, 55 // as it is only enabled for Wasm targets. 56 20, // wasm_funcref 57 }; 58 59 class LLVM_LIBRARY_VISIBILITY TCETargetInfo : public TargetInfo { 60 public: TCETargetInfo(const llvm::Triple & Triple,const TargetOptions &)61 TCETargetInfo(const llvm::Triple &Triple, const TargetOptions &) 62 : TargetInfo(Triple) { 63 TLSSupported = false; 64 IntWidth = 32; 65 LongWidth = LongLongWidth = 32; 66 PointerWidth = 32; 67 IntAlign = 32; 68 LongAlign = LongLongAlign = 32; 69 PointerAlign = 32; 70 SuitableAlign = 32; 71 SizeType = UnsignedInt; 72 IntMaxType = SignedLong; 73 IntPtrType = SignedInt; 74 PtrDiffType = SignedInt; 75 FloatWidth = 32; 76 FloatAlign = 32; 77 DoubleWidth = 32; 78 DoubleAlign = 32; 79 LongDoubleWidth = 32; 80 LongDoubleAlign = 32; 81 FloatFormat = &llvm::APFloat::IEEEsingle(); 82 DoubleFormat = &llvm::APFloat::IEEEsingle(); 83 LongDoubleFormat = &llvm::APFloat::IEEEsingle(); 84 resetDataLayout("E-p:32:32:32-i1:8:8-i8:8:32-" 85 "i16:16:32-i32:32:32-i64:32:32-" 86 "f32:32:32-f64:32:32-v64:32:32-" 87 "v128:32:32-v256:32:32-v512:32:32-" 88 "v1024:32:32-a0:0:32-n32"); 89 AddrSpaceMap = &TCEOpenCLAddrSpaceMap; 90 UseAddrSpaceMapMangling = true; 91 } 92 93 void getTargetDefines(const LangOptions &Opts, 94 MacroBuilder &Builder) const override; 95 hasFeature(StringRef Feature)96 bool hasFeature(StringRef Feature) const override { return Feature == "tce"; } 97 getTargetBuiltins()98 ArrayRef<Builtin::Info> getTargetBuiltins() const override { 99 return std::nullopt; 100 } 101 getClobbers()102 std::string_view getClobbers() const override { return ""; } 103 getBuiltinVaListKind()104 BuiltinVaListKind getBuiltinVaListKind() const override { 105 return TargetInfo::VoidPtrBuiltinVaList; 106 } 107 getGCCRegNames()108 ArrayRef<const char *> getGCCRegNames() const override { 109 return std::nullopt; 110 } 111 validateAsmConstraint(const char * & Name,TargetInfo::ConstraintInfo & info)112 bool validateAsmConstraint(const char *&Name, 113 TargetInfo::ConstraintInfo &info) const override { 114 return true; 115 } 116 getGCCRegAliases()117 ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { 118 return std::nullopt; 119 } 120 }; 121 122 class LLVM_LIBRARY_VISIBILITY TCELETargetInfo : public TCETargetInfo { 123 public: TCELETargetInfo(const llvm::Triple & Triple,const TargetOptions & Opts)124 TCELETargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) 125 : TCETargetInfo(Triple, Opts) { 126 BigEndian = false; 127 128 resetDataLayout("e-p:32:32:32-i1:8:8-i8:8:32-" 129 "i16:16:32-i32:32:32-i64:32:32-" 130 "f32:32:32-f64:32:32-v64:32:32-" 131 "v128:32:32-v256:32:32-v512:32:32-" 132 "v1024:32:32-a0:0:32-n32"); 133 } 134 135 void getTargetDefines(const LangOptions &Opts, 136 MacroBuilder &Builder) const override; 137 }; 138 } // namespace targets 139 } // namespace clang 140 #endif // LLVM_CLANG_LIB_BASIC_TARGETS_TCE_H 141