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