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 // FIXME: generic has to be added to the target 39 0, // opencl_generic 40 0, // cuda_device 41 0, // cuda_constant 42 0, // cuda_shared 43 0, // ptr32_sptr 44 0, // ptr32_uptr 45 0, // ptr64 46 }; 47 48 class LLVM_LIBRARY_VISIBILITY TCETargetInfo : public TargetInfo { 49 public: 50 TCETargetInfo(const llvm::Triple &Triple, const TargetOptions &) 51 : TargetInfo(Triple) { 52 TLSSupported = false; 53 IntWidth = 32; 54 LongWidth = LongLongWidth = 32; 55 PointerWidth = 32; 56 IntAlign = 32; 57 LongAlign = LongLongAlign = 32; 58 PointerAlign = 32; 59 SuitableAlign = 32; 60 SizeType = UnsignedInt; 61 IntMaxType = SignedLong; 62 IntPtrType = SignedInt; 63 PtrDiffType = SignedInt; 64 FloatWidth = 32; 65 FloatAlign = 32; 66 DoubleWidth = 32; 67 DoubleAlign = 32; 68 LongDoubleWidth = 32; 69 LongDoubleAlign = 32; 70 FloatFormat = &llvm::APFloat::IEEEsingle(); 71 DoubleFormat = &llvm::APFloat::IEEEsingle(); 72 LongDoubleFormat = &llvm::APFloat::IEEEsingle(); 73 resetDataLayout("E-p:32:32:32-i1:8:8-i8:8:32-" 74 "i16:16:32-i32:32:32-i64:32:32-" 75 "f32:32:32-f64:32:32-v64:32:32-" 76 "v128:32:32-v256:32:32-v512:32:32-" 77 "v1024:32:32-a0:0:32-n32"); 78 AddrSpaceMap = &TCEOpenCLAddrSpaceMap; 79 UseAddrSpaceMapMangling = true; 80 } 81 82 void getTargetDefines(const LangOptions &Opts, 83 MacroBuilder &Builder) const override; 84 85 bool hasFeature(StringRef Feature) const override { return Feature == "tce"; } 86 87 ArrayRef<Builtin::Info> getTargetBuiltins() const override { return None; } 88 89 const char *getClobbers() const override { return ""; } 90 91 BuiltinVaListKind getBuiltinVaListKind() const override { 92 return TargetInfo::VoidPtrBuiltinVaList; 93 } 94 95 ArrayRef<const char *> getGCCRegNames() const override { return None; } 96 97 bool validateAsmConstraint(const char *&Name, 98 TargetInfo::ConstraintInfo &info) const override { 99 return true; 100 } 101 102 ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { 103 return None; 104 } 105 }; 106 107 class LLVM_LIBRARY_VISIBILITY TCELETargetInfo : public TCETargetInfo { 108 public: 109 TCELETargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) 110 : TCETargetInfo(Triple, Opts) { 111 BigEndian = false; 112 113 resetDataLayout("e-p:32:32:32-i1:8:8-i8:8:32-" 114 "i16:16:32-i32:32:32-i64:32:32-" 115 "f32:32:32-f64:32:32-v64:32:32-" 116 "v128:32:32-v256:32:32-v512:32:32-" 117 "v1024:32:32-a0:0:32-n32"); 118 } 119 120 void getTargetDefines(const LangOptions &Opts, 121 MacroBuilder &Builder) const override; 122 }; 123 } // namespace targets 124 } // namespace clang 125 #endif // LLVM_CLANG_LIB_BASIC_TARGETS_TCE_H 126