xref: /freebsd-src/contrib/llvm-project/clang/lib/CodeGen/CGCUDARuntime.cpp (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric //===----- CGCUDARuntime.cpp - Interface to CUDA Runtimes -----------------===//
2*0b57cec5SDimitry Andric //
3*0b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0b57cec5SDimitry Andric //
7*0b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
8*0b57cec5SDimitry Andric //
9*0b57cec5SDimitry Andric // This provides an abstract class for CUDA code generation.  Concrete
10*0b57cec5SDimitry Andric // subclasses of this implement code generation for specific CUDA
11*0b57cec5SDimitry Andric // runtime libraries.
12*0b57cec5SDimitry Andric //
13*0b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
14*0b57cec5SDimitry Andric 
15*0b57cec5SDimitry Andric #include "CGCUDARuntime.h"
16*0b57cec5SDimitry Andric #include "CGCall.h"
17*0b57cec5SDimitry Andric #include "CodeGenFunction.h"
18*0b57cec5SDimitry Andric #include "clang/AST/Decl.h"
19*0b57cec5SDimitry Andric #include "clang/AST/ExprCXX.h"
20*0b57cec5SDimitry Andric 
21*0b57cec5SDimitry Andric using namespace clang;
22*0b57cec5SDimitry Andric using namespace CodeGen;
23*0b57cec5SDimitry Andric 
~CGCUDARuntime()24*0b57cec5SDimitry Andric CGCUDARuntime::~CGCUDARuntime() {}
25*0b57cec5SDimitry Andric 
EmitCUDAKernelCallExpr(CodeGenFunction & CGF,const CUDAKernelCallExpr * E,ReturnValueSlot ReturnValue)26*0b57cec5SDimitry Andric RValue CGCUDARuntime::EmitCUDAKernelCallExpr(CodeGenFunction &CGF,
27*0b57cec5SDimitry Andric                                              const CUDAKernelCallExpr *E,
28*0b57cec5SDimitry Andric                                              ReturnValueSlot ReturnValue) {
29*0b57cec5SDimitry Andric   llvm::BasicBlock *ConfigOKBlock = CGF.createBasicBlock("kcall.configok");
30*0b57cec5SDimitry Andric   llvm::BasicBlock *ContBlock = CGF.createBasicBlock("kcall.end");
31*0b57cec5SDimitry Andric 
32*0b57cec5SDimitry Andric   CodeGenFunction::ConditionalEvaluation eval(CGF);
33*0b57cec5SDimitry Andric   CGF.EmitBranchOnBoolExpr(E->getConfig(), ContBlock, ConfigOKBlock,
34*0b57cec5SDimitry Andric                            /*TrueCount=*/0);
35*0b57cec5SDimitry Andric 
36*0b57cec5SDimitry Andric   eval.begin(CGF);
37*0b57cec5SDimitry Andric   CGF.EmitBlock(ConfigOKBlock);
38*0b57cec5SDimitry Andric   CGF.EmitSimpleCallExpr(E, ReturnValue);
39*0b57cec5SDimitry Andric   CGF.EmitBranch(ContBlock);
40*0b57cec5SDimitry Andric 
41*0b57cec5SDimitry Andric   CGF.EmitBlock(ContBlock);
42*0b57cec5SDimitry Andric   eval.end(CGF);
43*0b57cec5SDimitry Andric 
44*0b57cec5SDimitry Andric   return RValue::get(nullptr);
45*0b57cec5SDimitry Andric }
46