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/ADT/Triple.h" 19 #include "llvm/Support/Compiler.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 }; 55 56 class LLVM_LIBRARY_VISIBILITY TCETargetInfo : public TargetInfo { 57 public: 58 TCETargetInfo(const llvm::Triple &Triple, const TargetOptions &) 59 : TargetInfo(Triple) { 60 TLSSupported = false; 61 IntWidth = 32; 62 LongWidth = LongLongWidth = 32; 63 PointerWidth = 32; 64 IntAlign = 32; 65 LongAlign = LongLongAlign = 32; 66 PointerAlign = 32; 67 SuitableAlign = 32; 68 SizeType = UnsignedInt; 69 IntMaxType = SignedLong; 70 IntPtrType = SignedInt; 71 PtrDiffType = SignedInt; 72 FloatWidth = 32; 73 FloatAlign = 32; 74 DoubleWidth = 32; 75 DoubleAlign = 32; 76 LongDoubleWidth = 32; 77 LongDoubleAlign = 32; 78 FloatFormat = &llvm::APFloat::IEEEsingle(); 79 DoubleFormat = &llvm::APFloat::IEEEsingle(); 80 LongDoubleFormat = &llvm::APFloat::IEEEsingle(); 81 resetDataLayout("E-p:32:32:32-i1:8:8-i8:8:32-" 82 "i16:16:32-i32:32:32-i64:32:32-" 83 "f32:32:32-f64:32:32-v64:32:32-" 84 "v128:32:32-v256:32:32-v512:32:32-" 85 "v1024:32:32-a0:0:32-n32"); 86 AddrSpaceMap = &TCEOpenCLAddrSpaceMap; 87 UseAddrSpaceMapMangling = true; 88 } 89 90 void getTargetDefines(const LangOptions &Opts, 91 MacroBuilder &Builder) const override; 92 93 bool hasFeature(StringRef Feature) const override { return Feature == "tce"; } 94 95 ArrayRef<Builtin::Info> getTargetBuiltins() const override { 96 return std::nullopt; 97 } 98 99 const char *getClobbers() const override { return ""; } 100 101 BuiltinVaListKind getBuiltinVaListKind() const override { 102 return TargetInfo::VoidPtrBuiltinVaList; 103 } 104 105 ArrayRef<const char *> getGCCRegNames() const override { 106 return std::nullopt; 107 } 108 109 bool validateAsmConstraint(const char *&Name, 110 TargetInfo::ConstraintInfo &info) const override { 111 return true; 112 } 113 114 ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { 115 return std::nullopt; 116 } 117 }; 118 119 class LLVM_LIBRARY_VISIBILITY TCELETargetInfo : public TCETargetInfo { 120 public: 121 TCELETargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) 122 : TCETargetInfo(Triple, Opts) { 123 BigEndian = false; 124 125 resetDataLayout("e-p:32:32:32-i1:8:8-i8:8:32-" 126 "i16:16:32-i32:32:32-i64:32:32-" 127 "f32:32:32-f64:32:32-v64:32:32-" 128 "v128:32:32-v256:32:32-v512:32:32-" 129 "v1024:32:32-a0:0:32-n32"); 130 } 131 132 void getTargetDefines(const LangOptions &Opts, 133 MacroBuilder &Builder) const override; 134 }; 135 } // namespace targets 136 } // namespace clang 137 #endif // LLVM_CLANG_LIB_BASIC_TARGETS_TCE_H 138