1 //===----- CGCUDARuntime.cpp - Interface to CUDA Runtimes -----------------===//
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
7 //===----------------------------------------------------------------------===//
9 // This provides an abstract class for CUDA code generation. Concrete
10 // subclasses of this implement code generation for specific CUDA
13 //===----------------------------------------------------------------------===//
15 #include "CGCUDARuntime.h"
17 #include "CodeGenFunction.h"
18 #include "clang/AST/Decl.h"
19 #include "clang/AST/ExprCXX.h"
21 using namespace clang;
22 using namespace CodeGen;
24 CGCUDARuntime::~CGCUDARuntime() {}
26 RValue CGCUDARuntime::EmitCUDAKernelCallExpr(CodeGenFunction &CGF,
27 const CUDAKernelCallExpr *E,
28 ReturnValueSlot ReturnValue) {
29 llvm::BasicBlock *ConfigOKBlock = CGF.createBasicBlock("kcall.configok");
30 llvm::BasicBlock *ContBlock = CGF.createBasicBlock("kcall.end");
32 CodeGenFunction::ConditionalEvaluation eval(CGF);
33 CGF.EmitBranchOnBoolExpr(E->getConfig(), ContBlock, ConfigOKBlock,
37 CGF.EmitBlock(ConfigOKBlock);
38 CGF.EmitSimpleCallExpr(E, ReturnValue);
39 CGF.EmitBranch(ContBlock);
41 CGF.EmitBlock(ContBlock);
44 return RValue::get(nullptr);