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[CUDA] Added stubs for new attributes used by CUDA headers.
The main purpose is to avoid errors and warnings while parsing CUDA header files. The attributes are currently unused otherwise. Differential version: http://reviews.llvm.org/D11690 llvm-svn: 244497
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@ -557,6 +557,11 @@ def CUDAConstant : InheritableAttr {
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let Documentation = [Undocumented];
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}
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def CUDACudartBuiltin : IgnoredAttr {
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let Spellings = [GNU<"cudart_builtin">];
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let LangOpts = [CUDA];
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}
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def CUDADevice : InheritableAttr {
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let Spellings = [GNU<"device">];
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let Subjects = SubjectList<[Function, Var]>;
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@ -564,6 +569,21 @@ def CUDADevice : InheritableAttr {
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let Documentation = [Undocumented];
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}
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def CUDADeviceBuiltin : IgnoredAttr {
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let Spellings = [GNU<"device_builtin">];
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let LangOpts = [CUDA];
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}
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def CUDADeviceBuiltinSurfaceType : IgnoredAttr {
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let Spellings = [GNU<"device_builtin_surface_type">];
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let LangOpts = [CUDA];
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}
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def CUDADeviceBuiltinTextureType : IgnoredAttr {
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let Spellings = [GNU<"device_builtin_texture_type">];
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let LangOpts = [CUDA];
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}
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def CUDAGlobal : InheritableAttr {
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let Spellings = [GNU<"global">];
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let Subjects = SubjectList<[Function]>;
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@ -1015,6 +1035,11 @@ def NoThrow : InheritableAttr {
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let Documentation = [Undocumented];
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}
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def NvWeak : IgnoredAttr {
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let Spellings = [GNU<"nv_weak">];
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let LangOpts = [CUDA];
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}
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def ObjCBridge : InheritableAttr {
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let Spellings = [GNU<"objc_bridge">];
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let Subjects = SubjectList<[Record, TypedefName], ErrorDiag,
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@ -7,6 +7,14 @@ __attribute__((global)) void f_global();
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__attribute__((constant)) int* g_constant;
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__attribute__((shared)) float *g_shared;
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__attribute__((host)) void f_host();
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__attribute__((device_builtin)) void f_device_builtin();
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typedef __attribute__((device_builtin)) const void *t_device_builtin;
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enum __attribute__((device_builtin)) e_device_builtin {};
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__attribute__((device_builtin)) int v_device_builtin;
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__attribute__((cudart_builtin)) void f_cudart_builtin();
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__attribute__((nv_weak)) void f_nv_weak();
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__attribute__((device_builtin_surface_type)) unsigned long long surface_var;
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__attribute__((device_builtin_texture_type)) unsigned long long texture_var;
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// CHECK: attributes-cuda.cu:5:30: FunctionDecl=f_device:5:30
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// CHECK-NEXT: attributes-cuda.cu:5:16: attribute(device)
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@ -18,3 +26,11 @@ __attribute__((host)) void f_host();
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// CHECK-NEXT: attributes-cuda.cu:8:16: attribute(shared)
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// CHECK: attributes-cuda.cu:9:28: FunctionDecl=f_host:9:28
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// CHECK-NEXT: attributes-cuda.cu:9:16: attribute(host)
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// CHECK: attributes-cuda.cu:10:38: FunctionDecl=f_device_builtin:10:38
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// CHECK: attributes-cuda.cu:11:53: TypedefDecl=t_device_builtin:11:53
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// CHECK: attributes-cuda.cu:12:38: EnumDecl=e_device_builtin:12:38
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// CHECK: attributes-cuda.cu:13:37: VarDecl=v_device_builtin:13:37
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// CHECK: attributes-cuda.cu:14:38: FunctionDecl=f_cudart_builtin:14:38
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// CHECK: attributes-cuda.cu:15:31: FunctionDecl=f_nv_weak:15:31
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// CHECK: attributes-cuda.cu:16:65: VarDecl=surface_var:16:65
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// CHECK: attributes-cuda.cu:17:65: VarDecl=texture_var:17:65
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33
clang/test/SemaCUDA/attributes.cu
Normal file
33
clang/test/SemaCUDA/attributes.cu
Normal file
@ -0,0 +1,33 @@
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// Tests handling of CUDA attributes.
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//
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// RUN: %clang_cc1 -fsyntax-only -verify %s
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// RUN: %clang_cc1 -fsyntax-only -fcuda-is-device -verify %s
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// Now pretend that we're compiling a C file. There should be warnings.
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// RUN: %clang_cc1 -DEXPECT_WARNINGS -fsyntax-only -verify -x c %s
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#if defined(EXPECT_WARNINGS)
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// expected-warning@+12 {{'device' attribute ignored}}
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// expected-warning@+12 {{'global' attribute ignored}}
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// expected-warning@+12 {{'constant' attribute ignored}}
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// expected-warning@+12 {{'shared' attribute ignored}}
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// expected-warning@+12 {{'host' attribute ignored}}
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//
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// NOTE: IgnoredAttr in clang which is used for the rest of
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// attributes ignores LangOpts, so there are no warnings.
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#else
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// expected-no-diagnostics
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#endif
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__attribute__((device)) void f_device();
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__attribute__((global)) void f_global();
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__attribute__((constant)) int* g_constant;
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__attribute__((shared)) float *g_shared;
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__attribute__((host)) void f_host();
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__attribute__((device_builtin)) void f_device_builtin();
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typedef __attribute__((device_builtin)) const void *t_device_builtin;
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enum __attribute__((device_builtin)) e_device_builtin {E};
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__attribute__((device_builtin)) int v_device_builtin;
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__attribute__((cudart_builtin)) void f_cudart_builtin();
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__attribute__((nv_weak)) void f_nv_weak();
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__attribute__((device_builtin_surface_type)) unsigned long long surface_var;
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__attribute__((device_builtin_texture_type)) unsigned long long texture_var;
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