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-rw-r--r--clang/lib/CodeGen/CodeGenFunction.cpp28
-rw-r--r--clang/test/CodeGenOpenCL/kernel-arg-info.cl12
2 files changed, 40 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CodeGenFunction.cpp b/clang/lib/CodeGen/CodeGenFunction.cpp
index 6fe90fd3d47..8ff02b390e4 100644
--- a/clang/lib/CodeGen/CodeGenFunction.cpp
+++ b/clang/lib/CodeGen/CodeGenFunction.cpp
@@ -358,6 +358,11 @@ static void GenOpenCLArgMetadata(const FunctionDecl *FD, llvm::Function *Fn,
SmallVector<llvm::Value*, 8> argTypeNames;
argTypeNames.push_back(llvm::MDString::get(Context, "kernel_arg_type"));
+ // MDNode for the kernel argument base type names.
+ SmallVector<llvm::Value*, 8> argBaseTypeNames;
+ argBaseTypeNames.push_back(
+ llvm::MDString::get(Context, "kernel_arg_base_type"));
+
// MDNode for the kernel argument type qualifiers.
SmallVector<llvm::Value*, 8> argTypeQuals;
argTypeQuals.push_back(llvm::MDString::get(Context, "kernel_arg_type_qual"));
@@ -389,6 +394,18 @@ static void GenOpenCLArgMetadata(const FunctionDecl *FD, llvm::Function *Fn,
argTypeNames.push_back(llvm::MDString::get(Context, typeName));
+ std::string baseTypeName =
+ pointeeTy.getUnqualifiedType().getCanonicalType().getAsString(
+ Policy) +
+ "*";
+
+ // Turn "unsigned type" to "utype"
+ pos = baseTypeName.find("unsigned");
+ if (pos != std::string::npos)
+ baseTypeName.erase(pos+1, 8);
+
+ argBaseTypeNames.push_back(llvm::MDString::get(Context, baseTypeName));
+
// Get argument type qualifiers:
if (ty.isRestrictQualified())
typeQuals = "restrict";
@@ -415,6 +432,16 @@ static void GenOpenCLArgMetadata(const FunctionDecl *FD, llvm::Function *Fn,
argTypeNames.push_back(llvm::MDString::get(Context, typeName));
+ std::string baseTypeName =
+ ty.getUnqualifiedType().getCanonicalType().getAsString(Policy);
+
+ // Turn "unsigned type" to "utype"
+ pos = baseTypeName.find("unsigned");
+ if (pos != std::string::npos)
+ baseTypeName.erase(pos+1, 8);
+
+ argBaseTypeNames.push_back(llvm::MDString::get(Context, baseTypeName));
+
// Get argument type qualifiers:
if (ty.isConstQualified())
typeQuals = "const";
@@ -442,6 +469,7 @@ static void GenOpenCLArgMetadata(const FunctionDecl *FD, llvm::Function *Fn,
kernelMDArgs.push_back(llvm::MDNode::get(Context, addressQuals));
kernelMDArgs.push_back(llvm::MDNode::get(Context, accessQuals));
kernelMDArgs.push_back(llvm::MDNode::get(Context, argTypeNames));
+ kernelMDArgs.push_back(llvm::MDNode::get(Context, argBaseTypeNames));
kernelMDArgs.push_back(llvm::MDNode::get(Context, argTypeQuals));
kernelMDArgs.push_back(llvm::MDNode::get(Context, argNames));
}
diff --git a/clang/test/CodeGenOpenCL/kernel-arg-info.cl b/clang/test/CodeGenOpenCL/kernel-arg-info.cl
index 95a1387d098..89da3fd7c42 100644
--- a/clang/test/CodeGenOpenCL/kernel-arg-info.cl
+++ b/clang/test/CodeGenOpenCL/kernel-arg-info.cl
@@ -8,6 +8,7 @@ kernel void foo(__global int * restrict X, const int Y,
// CHECK: metadata !{metadata !"kernel_arg_addr_space", i32 1, i32 0, i32 0, i32 2}
// CHECK: metadata !{metadata !"kernel_arg_access_qual", metadata !"none", metadata !"none", metadata !"none", metadata !"none"}
// CHECK: metadata !{metadata !"kernel_arg_type", metadata !"int*", metadata !"int", metadata !"int", metadata !"float*"}
+// CHECK: metadata !{metadata !"kernel_arg_base_type", metadata !"int*", metadata !"int", metadata !"int", metadata !"float*"}
// CHECK: metadata !{metadata !"kernel_arg_type_qual", metadata !"restrict", metadata !"const", metadata !"volatile", metadata !"restrict const"}
// CHECK: metadata !{metadata !"kernel_arg_name", metadata !"X", metadata !"Y", metadata !"anotherArg", metadata !"Z"}
@@ -16,6 +17,7 @@ kernel void foo2(read_only image1d_t img1, image2d_t img2, write_only image2d_ar
// CHECK: metadata !{metadata !"kernel_arg_addr_space", i32 1, i32 1, i32 1}
// CHECK: metadata !{metadata !"kernel_arg_access_qual", metadata !"read_only", metadata !"read_only", metadata !"write_only"}
// CHECK: metadata !{metadata !"kernel_arg_type", metadata !"image1d_t", metadata !"image2d_t", metadata !"image2d_array_t"}
+// CHECK: metadata !{metadata !"kernel_arg_base_type", metadata !"image1d_t", metadata !"image2d_t", metadata !"image2d_array_t"}
// CHECK: metadata !{metadata !"kernel_arg_type_qual", metadata !"", metadata !"", metadata !""}
// CHECK: metadata !{metadata !"kernel_arg_name", metadata !"img1", metadata !"img2", metadata !"img3"}
@@ -24,6 +26,7 @@ kernel void foo3(__global half * X) {
// CHECK: metadata !{metadata !"kernel_arg_addr_space", i32 1}
// CHECK: metadata !{metadata !"kernel_arg_access_qual", metadata !"none"}
// CHECK: metadata !{metadata !"kernel_arg_type", metadata !"half*"}
+// CHECK: metadata !{metadata !"kernel_arg_base_type", metadata !"half*"}
// CHECK: metadata !{metadata !"kernel_arg_type_qual", metadata !""}
// CHECK: metadata !{metadata !"kernel_arg_name", metadata !"X"}
@@ -33,5 +36,14 @@ kernel void foo4(__global unsigned int * X, __global myunsignedint * Y) {
// CHECK: metadata !{metadata !"kernel_arg_addr_space", i32 1, i32 1}
// CHECK: metadata !{metadata !"kernel_arg_access_qual", metadata !"none", metadata !"none"}
// CHECK: metadata !{metadata !"kernel_arg_type", metadata !"uint*", metadata !"myunsignedint*"}
+// CHECK: metadata !{metadata !"kernel_arg_base_type", metadata !"uint*", metadata !"uint*"}
// CHECK: metadata !{metadata !"kernel_arg_type_qual", metadata !"", metadata !""}
// CHECK: metadata !{metadata !"kernel_arg_name", metadata !"X", metadata !"Y"}
+
+typedef image1d_t myImage;
+kernel void foo5(read_only myImage img1, write_only image1d_t img2) {
+}
+// CHECK: metadata !{metadata !"kernel_arg_access_qual", metadata !"read_only", metadata !"write_only"}
+// CHECK: metadata !{metadata !"kernel_arg_type", metadata !"myImage", metadata !"image1d_t"}
+// CHECK: metadata !{metadata !"kernel_arg_base_type", metadata !"image1d_t", metadata !"image1d_t"}
+// CHECK: metadata !{metadata !"kernel_arg_name", metadata !"img1", metadata !"img2"}
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