diff options
| -rw-r--r-- | clang/test/Headers/xmmintrin.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/clang/test/Headers/xmmintrin.c b/clang/test/Headers/xmmintrin.c new file mode 100644 index 00000000000..de51f602fd0 --- /dev/null +++ b/clang/test/Headers/xmmintrin.c @@ -0,0 +1,13 @@ +// RUN: %clang_cc1 %s -triple x86_64-apple-macosx10.9.0 -emit-llvm -o - | FileCheck %s + +#include <xmmintrin.h> + +// Make sure the last step of _mm_cvtps_pi16 converts <4 x i32> to <4 x i16> by +// checking that clang emits PACKSSDW instead of PACKSSWB. + +// CHECK: define i64 @test_mm_cvtps_pi16 +// CHECK: call x86_mmx @llvm.x86.mmx.packssdw + +__m64 test_mm_cvtps_pi16(__m128 a) { + return _mm_cvtps_pi16(a); +} |
