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@ -6,6 +6,7 @@ |
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#include <libevmface/Instruction.h> |
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#include "Type.h" |
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#include "Memory.h" |
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#include "Ext.h" |
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#include "GasMeter.h" |
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@ -20,9 +21,6 @@ struct |
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{ |
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llvm::Type* word8; |
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llvm::Type* word8ptr; |
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llvm::Type* word256; |
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llvm::Type* word256ptr; |
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llvm::Type* word256arr; |
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llvm::Type* size; |
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llvm::Type* Void; |
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llvm::Type* WordLowPrecision; |
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@ -30,12 +28,10 @@ struct |
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Compiler::Compiler() |
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{ |
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Type::init(llvm::getGlobalContext()); |
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auto& context = llvm::getGlobalContext(); |
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Types.word8 = llvm::Type::getInt8Ty(context); |
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Types.word8ptr = llvm::Type::getInt8PtrTy(context); |
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Types.word256 = llvm::Type::getIntNTy(context, 256); |
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Types.word256ptr = Types.word256->getPointerTo(); |
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Types.word256arr = llvm::ArrayType::get(Types.word256, 100); |
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Types.size = llvm::Type::getInt64Ty(context); |
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Types.Void = llvm::Type::getVoidTy(context); |
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@ -227,7 +223,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs128 = builder.CreateTrunc(lhs256, Types.WordLowPrecision); |
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auto rhs128 = builder.CreateTrunc(rhs256, Types.WordLowPrecision); |
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auto res128 = builder.CreateMul(lhs128, rhs128); |
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auto res256 = builder.CreateZExt(res128, Types.word256); |
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auto res256 = builder.CreateZExt(res128, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -239,7 +235,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs128 = builder.CreateTrunc(lhs256, Types.WordLowPrecision); |
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auto rhs128 = builder.CreateTrunc(rhs256, Types.WordLowPrecision); |
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auto res128 = builder.CreateUDiv(lhs128, rhs128); |
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auto res256 = builder.CreateZExt(res128, Types.word256); |
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auto res256 = builder.CreateZExt(res128, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -251,7 +247,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs128 = builder.CreateTrunc(lhs256, Types.WordLowPrecision); |
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auto rhs128 = builder.CreateTrunc(rhs256, Types.WordLowPrecision); |
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auto res128 = builder.CreateSDiv(lhs128, rhs128); |
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auto res256 = builder.CreateSExt(res128, Types.word256); |
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auto res256 = builder.CreateSExt(res128, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -263,7 +259,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs128 = builder.CreateTrunc(lhs256, Types.WordLowPrecision); |
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auto rhs128 = builder.CreateTrunc(rhs256, Types.WordLowPrecision); |
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auto res128 = builder.CreateURem(lhs128, rhs128); |
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auto res256 = builder.CreateZExt(res128, Types.word256); |
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auto res256 = builder.CreateZExt(res128, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -275,7 +271,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs128 = builder.CreateTrunc(lhs256, Types.WordLowPrecision); |
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auto rhs128 = builder.CreateTrunc(rhs256, Types.WordLowPrecision); |
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auto res128 = builder.CreateSRem(lhs128, rhs128); |
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auto res256 = builder.CreateSExt(res128, Types.word256); |
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auto res256 = builder.CreateSExt(res128, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -292,7 +288,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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case Instruction::NEG: |
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{ |
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auto top = stack.pop(); |
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auto zero = ConstantInt::get(Types.word256, 0); |
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auto zero = ConstantInt::get(Type::i256, 0); |
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auto res = builder.CreateSub(zero, top); |
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stack.push(res); |
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break; |
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@ -303,7 +299,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs = stack.pop(); |
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auto rhs = stack.pop(); |
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auto res1 = builder.CreateICmpULT(lhs, rhs); |
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auto res256 = builder.CreateZExt(res1, Types.word256); |
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auto res256 = builder.CreateZExt(res1, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -313,7 +309,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs = stack.pop(); |
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auto rhs = stack.pop(); |
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auto res1 = builder.CreateICmpUGT(lhs, rhs); |
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auto res256 = builder.CreateZExt(res1, Types.word256); |
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auto res256 = builder.CreateZExt(res1, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -323,7 +319,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs = stack.pop(); |
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auto rhs = stack.pop(); |
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auto res1 = builder.CreateICmpSLT(lhs, rhs); |
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auto res256 = builder.CreateZExt(res1, Types.word256); |
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auto res256 = builder.CreateZExt(res1, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -333,7 +329,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs = stack.pop(); |
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auto rhs = stack.pop(); |
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auto res1 = builder.CreateICmpSGT(lhs, rhs); |
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auto res256 = builder.CreateZExt(res1, Types.word256); |
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auto res256 = builder.CreateZExt(res1, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -343,7 +339,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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auto lhs = stack.pop(); |
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auto rhs = stack.pop(); |
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auto res1 = builder.CreateICmpEQ(lhs, rhs); |
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auto res256 = builder.CreateZExt(res1, Types.word256); |
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auto res256 = builder.CreateZExt(res1, Type::i256); |
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stack.push(res256); |
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break; |
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} |
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@ -351,9 +347,9 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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case Instruction::NOT: |
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{ |
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auto top = stack.pop(); |
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auto zero = ConstantInt::get(Types.word256, 0); |
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auto zero = ConstantInt::get(Type::i256, 0); |
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auto iszero = builder.CreateICmpEQ(top, zero, "iszero"); |
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auto result = builder.CreateZExt(iszero, Types.word256); |
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auto result = builder.CreateZExt(iszero, Type::i256); |
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stack.push(result); |
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break; |
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} |
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@ -584,7 +580,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(const dev::bytes& bytecode) |
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stack.pop(); |
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auto top = stack.pop(); |
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auto zero = ConstantInt::get(Types.word256, 0); |
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auto zero = ConstantInt::get(Type::i256, 0); |
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auto cond = builder.CreateICmpNE(top, zero, "nonzero"); |
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auto& targetBlock = basicBlocks.find(jumpTargets[currentPC])->second; |
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auto& followBlock = basicBlocks.find(currentPC + 1)->second; |
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