f193bcc701
This reverts the following commits: 37ca7a795b277c20c02a218bf44052278c03344b 9aa6c72b92b6c89cc6d23b693257df9af7de2d15 705387c5074bcca36d626882462ebbc2bcc3bed4 8ca4b3ef19fe82d7ad6a6e1515317dcc01b41515 80dba72a669b5416e97a42fd2c2a7bc5a6d3f44a
86 lines
3.4 KiB
Plaintext
86 lines
3.4 KiB
Plaintext
// RUN: %clang_cc1 -x hip -emit-llvm -std=c++11 %s -o - \
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// RUN: -triple x86_64-linux-gnu \
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// RUN: | FileCheck -check-prefix=HOST %s
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// RUN: %clang_cc1 -x hip -emit-llvm -std=c++11 %s -o - \
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// RUN: -triple amdgcn-amd-amdhsa -fcuda-is-device \
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// RUN: | FileCheck -check-prefix=DEV %s
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#include "Inputs/cuda.h"
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// Device side kernel name.
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// HOST: @[[KERN_CAPTURE:[0-9]+]] = {{.*}} c"_Z1gIZ12test_capturevEUlvE_EvT_\00"
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// HOST: @[[KERN_RESOLVE:[0-9]+]] = {{.*}} c"_Z1gIZ12test_resolvevEUlvE_EvT_\00"
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// Check functions emitted for test_capture in host compilation.
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// Check lambda is not emitted in host compilation.
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// HOST-LABEL: define{{.*}} void @_Z12test_capturev
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// HOST: call void @_Z19test_capture_helperIZ12test_capturevEUlvE_EvT_
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// HOST-LABEL: define internal void @_Z19test_capture_helperIZ12test_capturevEUlvE_EvT_
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// HOST: call void @_Z16__device_stub__gIZ12test_capturevEUlvE_EvT_
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// HOST-NOT: define{{.*}}@_ZZ4mainENKUlvE_clEv
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// Check functions emitted for test_resolve in host compilation.
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// Check host version of template function 'overloaded' is emitted and called
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// by the lambda function.
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// HOST-LABEL: define{{.*}} void @_Z12test_resolvev
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// HOST: call void @_Z19test_resolve_helperIZ12test_resolvevEUlvE_EvT_()
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// HOST-LABEL: define internal void @_Z19test_resolve_helperIZ12test_resolvevEUlvE_EvT_
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// HOST: call void @_Z16__device_stub__gIZ12test_resolvevEUlvE_EvT_
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// HOST: call void @_ZZ12test_resolvevENKUlvE_clEv
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// HOST-LABEL: define internal void @_ZZ12test_resolvevENKUlvE_clEv
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// HOST: call i32 @_Z10overloadedIiET_v
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// HOST-LABEL: define linkonce_odr i32 @_Z10overloadedIiET_v
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// HOST: ret i32 2
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// Check kernel is registered with correct device side kernel name.
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// HOST: @__hipRegisterFunction({{.*}}@[[KERN_CAPTURE]]
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// HOST: @__hipRegisterFunction({{.*}}@[[KERN_RESOLVE]]
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// DEV: @a ={{.*}} addrspace(1) externally_initialized global i32 0
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// Check functions emitted for test_capture in device compilation.
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// Check lambda is emitted in device compilation and accessing device variable.
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// DEV-LABEL: define{{.*}} amdgpu_kernel void @_Z1gIZ12test_capturevEUlvE_EvT_
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// DEV: call void @_ZZ12test_capturevENKUlvE_clEv
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// DEV-LABEL: define internal void @_ZZ12test_capturevENKUlvE_clEv
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// DEV: store i32 1, i32* addrspacecast (i32 addrspace(1)* @a to i32*)
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// Check functions emitted for test_resolve in device compilation.
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// Check device version of template function 'overloaded' is emitted and called
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// by the lambda function.
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// DEV-LABEL: define{{.*}} amdgpu_kernel void @_Z1gIZ12test_resolvevEUlvE_EvT_
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// DEV: call void @_ZZ12test_resolvevENKUlvE_clEv
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// DEV-LABEL: define internal void @_ZZ12test_resolvevENKUlvE_clEv
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// DEV: call i32 @_Z10overloadedIiET_v
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// DEV-LABEL: define linkonce_odr i32 @_Z10overloadedIiET_v
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// DEV: ret i32 1
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__device__ int a;
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template<class T>
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__device__ T overloaded() { return 1; }
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template<class T>
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__host__ T overloaded() { return 2; }
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template<class F>
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__global__ void g(F f) { f(); }
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template<class F>
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void test_capture_helper(F f) { g<<<1,1>>>(f); }
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template<class F>
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void test_resolve_helper(F f) { g<<<1,1>>>(f); f(); }
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// Test capture of device variable in lambda function.
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void test_capture(void) {
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test_capture_helper([](){ a = 1;});
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}
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// Test resolving host/device function in lambda function.
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// Callee should resolve to correct host/device function based on where
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// the lambda function is called, not where it is defined.
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void test_resolve(void) {
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test_resolve_helper([](){ overloaded<int>();});
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}
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