clang/test/OpenMP/declare_variant_mixed_codegen.c

   1 // RUN: %clang_cc1 -verify -fopenmp -x c -triple x86_64-unknown-linux -emit-llvm %s -o - | FileCheck %s --check-prefix HOST
   2 // RUN: %clang_cc1 -fopenmp -x c -triple x86_64-unknown-linux -emit-pch -o %t -fopenmp-version=45 %s
   3 // RUN: %clang_cc1 -fopenmp -x c -triple x86_64-unknown-linux -include-pch %t -verify %s -emit-llvm -o - -fopenmp-version=45 | FileCheck %s --check-prefix HOST
   4 // RUN: %clang_cc1 -verify -fopenmp -x c -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc -fopenmp-version=45
   5 // RUN: %clang_cc1 -verify -fopenmp -x c -triple nvptx64-unknown-unknown -aux-triple powerpc64le-unknown-unknown -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - -fopenmp-version=45 | FileCheck %s --check-prefix GPU
   6 // RUN: %clang_cc1 -verify -fopenmp -x c -triple nvptx64-unknown-unknown -aux-triple powerpc64le-unknown-unknown -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -emit-pch -o %t -fopenmp-version=45
   7 // RUN: %clang_cc1 -verify -fopenmp -x c -triple nvptx64-unknown-unknown -aux-triple powerpc64le-unknown-unknown -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -include-pch %t -o - -fopenmp-version=45 | FileCheck %s --check-prefix GPU
   8
   9 // RUN: %clang_cc1 -verify -fopenmp -x c -triple x86_64-unknown-linux -emit-llvm %s -o - | FileCheck %s --check-prefix HOST
  10 // RUN: %clang_cc1 -fopenmp -x c -triple x86_64-unknown-linux -emit-pch -o %t %s
  11 // RUN: %clang_cc1 -fopenmp -x c -triple x86_64-unknown-linux -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix HOST
  12 // RUN: %clang_cc1 -verify -fopenmp -x c -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
  13 // RUN: %clang_cc1 -verify -fopenmp -x c -triple nvptx64-unknown-unknown -aux-triple powerpc64le-unknown-unknown -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix GPU
  14 // RUN: %clang_cc1 -verify -fopenmp -x c -triple nvptx64-unknown-unknown -aux-triple powerpc64le-unknown-unknown -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -emit-pch -o %t
  15 // RUN: %clang_cc1 -verify -fopenmp -x c -triple nvptx64-unknown-unknown -aux-triple powerpc64le-unknown-unknown -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -include-pch %t -o - | FileCheck %s --check-prefix GPU
  16 // expected-no-diagnostics
  17
  18 #ifndef HEADER
  19 #define HEADER
  20
  21 int dev(double i) { return 0; }
  22
  23 int hst(double i) { return 1; }
  24
  25 #pragma omp declare variant(hst) match(device = {kind(host)})
  26 #pragma omp declare variant(dev) match(device = {kind(gpu)})
  27 int base();
  28
  29 // HOST-LABEL: define{{.*}} void @foo()
  30 // HOST: call i32 @hst(double noundef -1.000000e+00)
  31 // HOST: call i32 @hst(double noundef -2.000000e+00)
  32 // HOST: call void [[OFFL:@.+_foo_l36]]()
  33 void foo() {
  34   base(-1);
  35   hst(-2);
  36 #pragma omp target
  37   {
  38     base(-3);
  39     dev(-4);
  40   }
  41 }
  42
  43 // HOST: define {{.*}}void [[OFFL]]()
  44 // HOST: call i32 @hst(double noundef -3.000000e+00)
  45 // HOST: call i32 @dev(double noundef -4.000000e+00)
  46
  47 // GPU: define {{.*}}void @__omp_offloading_{{.+}}_foo_l36(ptr {{[^,]+}})
  48 // GPU: call i32 @dev(double noundef -3.000000e+00)
  49 // GPU: call i32 @dev(double noundef -4.000000e+00)
  50
  51 // GPU-NOT: @base
  52 // GPU: define {{.*}}i32 @dev(double
  53 // GPU: ret i32 0
  54
  55 #endif // HEADER