1a0cf245ac
It appears that the RUNTIMES build prefers the x86-64-unknown-linux-gnu triple notation for the host. This fixes runtime / test breakages when compiler-rt is used as the CLANG_DEFAULT_RTLIB.
35 lines
1.1 KiB
Plaintext
35 lines
1.1 KiB
Plaintext
// clang-format off
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// RUN: %clang++ %flags -foffload-via-llvm --offload-arch=native %s -o %t
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// RUN: %t | %fcheck-generic
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// RUN: %clang++ %flags -foffload-via-llvm --offload-arch=native %s -o %t -fopenmp
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// RUN: %t | %fcheck-generic
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// clang-format on
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// UNSUPPORTED: aarch64-unknown-linux-gnu
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// UNSUPPORTED: aarch64-unknown-linux-gnu-LTO
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// UNSUPPORTED: x86_64-unknown-linux-gnu
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// UNSUPPORTED: x86_64-unknown-linux-gnu-LTO
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#include <stdio.h>
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extern "C" {
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void *llvm_omp_target_alloc_shared(size_t Size, int DeviceNum);
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void llvm_omp_target_free_shared(void *DevicePtr, int DeviceNum);
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}
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__global__ void square(int *A) {
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__scoped_atomic_fetch_add(A, 1, __ATOMIC_SEQ_CST, __MEMORY_SCOPE_DEVICE);
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}
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int main(int argc, char **argv) {
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int DevNo = 0;
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int *Ptr = reinterpret_cast<int *>(llvm_omp_target_alloc_shared(4, DevNo));
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*Ptr = 0;
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printf("Ptr %p, *Ptr: %i\n", Ptr, *Ptr);
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// CHECK: Ptr [[Ptr:0x.*]], *Ptr: 0
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square<<<7, 6>>>(Ptr);
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printf("Ptr %p, *Ptr: %i\n", Ptr, *Ptr);
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// CHECK: Ptr [[Ptr]], *Ptr: 42
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llvm_omp_target_free_shared(Ptr, DevNo);
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}
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