diff options
| author | Alexey Bataev <a.bataev@hotmail.com> | 2015-09-15 12:52:43 +0000 |
|---|---|---|
| committer | Alexey Bataev <a.bataev@hotmail.com> | 2015-09-15 12:52:43 +0000 |
| commit | 25e5b4465494ff106fec9b5623e9d74e6b242e79 (patch) | |
| tree | b9e0e6b8773322f22b9c385b4e1c4783a5f95717 /clang/test/OpenMP/for_simd_codegen.cpp | |
| parent | 7d4038dc5a0a6095324d3f1462fc4402a8a6eac3 (diff) | |
| download | bcm5719-llvm-25e5b4465494ff106fec9b5623e9d74e6b242e79.tar.gz bcm5719-llvm-25e5b4465494ff106fec9b5623e9d74e6b242e79.zip | |
[OPENMP] Emit __kmpc_cancel_barrier() and code for 'cancellation point' only if 'cancel' is found.
Patch improves codegen for OpenMP constructs. If the OpenMP region does not have internal 'cancel' construct, a call to 'void __kmpc_barrier()' runtime function is generated for all implicit/explicit barriers. If the region has inner 'cancel' directive, then
```
if (__kmpc_cancel_barrier())
exit from outer construct;
```
code is generated.
Also, the code for 'canellation point' directive is not generated if parent directive does not have 'cancel' directive.
llvm-svn: 247681
Diffstat (limited to 'clang/test/OpenMP/for_simd_codegen.cpp')
| -rw-r--r-- | clang/test/OpenMP/for_simd_codegen.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/clang/test/OpenMP/for_simd_codegen.cpp b/clang/test/OpenMP/for_simd_codegen.cpp index a5644013868..a977a465fc0 100644 --- a/clang/test/OpenMP/for_simd_codegen.cpp +++ b/clang/test/OpenMP/for_simd_codegen.cpp @@ -303,7 +303,7 @@ void simple(float *a, float *b, float *c, float *d) { // CHECK: [[A_PRIV_VAL:%.+]] = load i32, i32* [[A_PRIV]], // CHECK-NEXT: store i32 [[A_PRIV_VAL]], i32* %{{.+}}, // CHECK-NEXT: br label -// CHECK: call i32 @__kmpc_cancel_barrier(%ident_t* {{.+}}, i32 %{{.+}}) +// CHECK: call void @__kmpc_barrier(%ident_t* {{.+}}, i32 %{{.+}}) } int R; #pragma omp parallel @@ -354,7 +354,7 @@ void simple(float *a, float *b, float *c, float *d) { // CHECK: [[RED:%.+]] = mul nsw i32 %{{.+}}, [[R_PRIV_VAL]] // CHECK-NEXT: store i32 [[RED]], i32* %{{.+}}, // CHECK-NEXT: call void @__kmpc_end_reduce( -// CHECK: call i32 @__kmpc_cancel_barrier(%ident_t* {{.+}}, i32 %{{.+}}) +// CHECK: call void @__kmpc_barrier(%ident_t* {{.+}}, i32 %{{.+}}) } } |
