char *OpenDDLParser::parseIntegerLiteral( char *in, char *end, Value **integer, Value::ValueType integerType ) { *integer = ddl_nullptr; if( ddl_nullptr == in || in == end ) { return in; } if( !(isIntegerType( integerType ) || isUnsignedIntegerType(integerType)) ) { return in; } in = lookForNextToken( in, end ); char *start( in ); while( !isSeparator( *in ) && in != end ) { ++in; } if( isNumeric( *start ) ) { #ifdef OPENDDL_NO_USE_CPP11 const int64 value( atol( start ) ); // maybe not really 64bit as atoll is but exists without c++11 const uint64 uvalue( strtoul( start,ddl_nullptr,10 ) ); #else const int64 value( atoll( start ) ); const uint64 uvalue( strtoull( start,ddl_nullptr,10 ) ); #endif *integer = ValueAllocator::allocPrimData( integerType ); switch( integerType ) { case Value::ddl_int8: ( *integer )->setInt8( (int8) value ); break; case Value::ddl_int16: ( *integer )->setInt16( ( int16 ) value ); break; case Value::ddl_int32: ( *integer )->setInt32( ( int32 ) value ); break; case Value::ddl_int64: ( *integer )->setInt64( ( int64 ) value ); break; case Value::ddl_unsigned_int8: ( *integer )->setUnsignedInt8( (uint8) uvalue ); break; case Value::ddl_unsigned_int16: ( *integer )->setUnsignedInt16( ( uint16 ) uvalue ); break; case Value::ddl_unsigned_int32: ( *integer )->setUnsignedInt32( ( uint32 ) uvalue ); break; case Value::ddl_unsigned_int64: ( *integer )->setUnsignedInt64( ( uint64 ) uvalue ); break; default: break; } } return in; }
llvm::Value* genFloatPrimitiveMethodCall(Function& function, const SEM::Type* type, const String& methodName, const SEM::FunctionType functionType, llvm::ArrayRef<SEM::Value> templateArgs, PendingResultArray args, llvm::Value* const hintResultValue) { auto& module = function.module(); auto& builder = function.getBuilder(); const auto& typeName = type->getObjectType()->name().first(); const auto methodID = module.context().getMethodID(CanonicalizeMethodName(methodName)); const auto methodOwner = methodID.isConstructor() ? nullptr : args[0].resolveWithoutBind(function); if (methodName == "__move_to") { const auto moveToPtr = args[1].resolve(function); const auto moveToPosition = args[2].resolve(function); const auto destPtr = builder.CreateInBoundsGEP(moveToPtr, moveToPosition); const auto castedDestPtr = builder.CreatePointerCast(destPtr, genPointerType(module, type)); genMoveStore(function, methodOwner, castedDestPtr, type); return ConstantGenerator(module).getVoidUndef(); } else if (methodName == "create") { return ConstantGenerator(module).getPrimitiveFloat(typeName, 0.0); } else if (methodName == "__setdead" || methodName == "__set_dead") { // Do nothing. return ConstantGenerator(module).getVoidUndef(); } else if (methodName == "__islive" || methodName == "__is_live") { return ConstantGenerator(module).getI1(true); } else if (methodName.starts_with("implicit_cast_") || methodName.starts_with("cast_")) { const auto argType = functionType.parameterTypes().front(); const auto operand = args[0].resolve(function); const auto selfType = genType(module, type); if (isFloatType(module, argType)) { if (methodName.starts_with("implicit_cast_")) { return builder.CreateFPExt(operand, selfType); } else { return builder.CreateFPTrunc(operand, selfType); } } else if (isUnsignedIntegerType(module, argType)) { return builder.CreateUIToFP(operand, selfType); } else if (isSignedIntegerType(module, argType)) { return builder.CreateSIToFP(operand, selfType); } else { llvm_unreachable("Unknown float cast source type."); } } else if (isUnaryOp(methodName)) { const auto zero = ConstantGenerator(module).getPrimitiveFloat(typeName, 0.0); if (methodName == "implicit_cast" || methodName == "cast") { return callCastMethod(function, methodOwner, type, methodName, templateArgs.front().typeRefType(), hintResultValue); } else if (methodName == "implicit_copy" || methodName == "copy" || methodName == "plus") { return methodOwner; } else if (methodName == "minus") { return builder.CreateFNeg(methodOwner); } else if (methodName == "isZero") { return builder.CreateFCmpOEQ(methodOwner, zero); } else if (methodName == "isPositive") { return builder.CreateFCmpOGT(methodOwner, zero); } else if (methodName == "isNegative") { return builder.CreateFCmpOLT(methodOwner, zero); } else if (methodName == "abs") { // Generates: (value < 0) ? -value : value. const auto lessThanZero = builder.CreateFCmpOLT(methodOwner, zero); return builder.CreateSelect(lessThanZero, builder.CreateFNeg(methodOwner), methodOwner); } else if (methodName == "sqrt") { llvm::Type* const intrinsicTypes[] = { methodOwner->getType() }; const auto sqrtIntrinsic = llvm::Intrinsic::getDeclaration(module.getLLVMModulePtr(), llvm::Intrinsic::sqrt, intrinsicTypes); llvm::Value* const sqrtArgs[] = { methodOwner }; return builder.CreateCall(sqrtIntrinsic, sqrtArgs); } else { llvm_unreachable("Unknown primitive unary op."); } } else if (isBinaryOp(methodName)) { const auto operand = args[1].resolveWithoutBind(function); if (methodName == "add") { return builder.CreateFAdd(methodOwner, operand); } else if (methodName == "subtract") { return builder.CreateFSub(methodOwner, operand); } else if (methodName == "multiply") { return builder.CreateFMul(methodOwner, operand); } else if (methodName == "divide") { return builder.CreateFDiv(methodOwner, operand); } else if (methodName == "modulo") { return builder.CreateFRem(methodOwner, operand); } else if (methodName == "equal") { return builder.CreateFCmpOEQ(methodOwner, operand); } else if (methodName == "not_equal") { return builder.CreateFCmpONE(methodOwner, operand); } else if (methodName == "less_than") { return builder.CreateFCmpOLT(methodOwner, operand); } else if (methodName == "less_than_or_equal") { return builder.CreateFCmpOLE(methodOwner, operand); } else if (methodName == "greater_than") { return builder.CreateFCmpOGT(methodOwner, operand); } else if (methodName == "greater_than_or_equal") { return builder.CreateFCmpOGE(methodOwner, operand); } else if (methodName == "compare") { const auto isLessThan = builder.CreateFCmpOLT(methodOwner, operand); const auto isGreaterThan = builder.CreateFCmpOGT(methodOwner, operand); const auto minusOne = ConstantGenerator(module).getI8(-1); const auto zero = ConstantGenerator(module).getI8(0); const auto plusOne = ConstantGenerator(module).getI8(1); return builder.CreateSelect(isLessThan, minusOne, builder.CreateSelect(isGreaterThan, plusOne, zero)); } else { llvm_unreachable("Unknown primitive binary op."); } } else { printf("%s\n", methodName.c_str()); llvm_unreachable("Unknown primitive method."); } }