forked from OSchip/llvm-project
37 lines
1.4 KiB
C
37 lines
1.4 KiB
C
// REQUIRES: powerpc-registered-target
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// RUN: %clang_cc1 -verify -fopenmp -x c -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-unknown-unknown \
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// RUN: -emit-llvm-bc %s -o %t-ppc-host.bc
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// RUN: %clang_cc1 -verify -fopenmp -x ir -triple powerpc64le-unknown-unknown -emit-llvm \
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// RUN: %t-ppc-host.bc -o - | FileCheck %s -check-prefixes HOST,OUTLINED
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// RUN: %clang_cc1 -verify -fopenmp -x c -triple powerpc64le-unknown-unknown -emit-llvm -fopenmp-is-device \
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// RUN: %s -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s -check-prefixes DEVICE,OUTLINED
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// expected-no-diagnostics
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int check() {
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int host = omp_is_initial_device();
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int device;
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#pragma omp target map(tofrom: device)
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{
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device = omp_is_initial_device();
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}
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return host + device;
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}
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// The host should get a value of 1:
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// HOST: define{{.*}} @check()
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// HOST: [[HOST:%.*]] = alloca i32
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// HOST: store i32 1, i32* [[HOST]]
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// OUTLINED: define{{.*}} @{{.*}}omp_offloading{{.*}}(i32*{{.*}} [[DEVICE_ARGUMENT:%.*]])
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// OUTLINED: [[DEVICE_ADDR_STORAGE:%.*]] = alloca i32*
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// OUTLINED: store i32* [[DEVICE_ARGUMENT]], i32** [[DEVICE_ADDR_STORAGE]]
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// OUTLINED: [[DEVICE_ADDR:%.*]] = load i32*, i32** [[DEVICE_ADDR_STORAGE]]
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// The outlined function that is called as fallback also runs on the host:
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// HOST: store i32 1, i32* [[DEVICE_ADDR]]
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// The device should get a value of 0:
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// DEVICE: store i32 0, i32* [[DEVICE_ADDR]]
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