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| author | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2014-06-02 12:31:44 +0000 |
|---|---|---|
| committer | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2014-06-02 12:31:44 +0000 |
| commit | dd7c5bb730b2f259f46d36e0d9330d784f1e3ed1 (patch) | |
| tree | e5a7fc8466bf47f557c6b6d582c46b59098a0f48 /test/Instrumentation | |
| parent | ef8a99c80748f1dc7d88ddd4a80f80c088ea5aee (diff) | |
| download | llvm-dd7c5bb730b2f259f46d36e0d9330d784f1e3ed1.tar.gz llvm-dd7c5bb730b2f259f46d36e0d9330d784f1e3ed1.tar.bz2 llvm-dd7c5bb730b2f259f46d36e0d9330d784f1e3ed1.tar.xz | |
[msan] Handle x86 vector pack intrinsics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210020 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Instrumentation')
| -rw-r--r-- | test/Instrumentation/MemorySanitizer/vector_pack.ll | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/test/Instrumentation/MemorySanitizer/vector_pack.ll b/test/Instrumentation/MemorySanitizer/vector_pack.ll new file mode 100644 index 0000000000..9c168788a5 --- /dev/null +++ b/test/Instrumentation/MemorySanitizer/vector_pack.ll @@ -0,0 +1,38 @@ +; RUN: opt < %s -msan -msan-check-access-address=0 -S | FileCheck %s + +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +declare <8 x i16> @llvm.x86.sse2.packssdw.128(<4 x i32>, <4 x i32>) nounwind readnone +declare <32 x i8> @llvm.x86.avx2.packuswb(<16 x i16> %a, <16 x i16> %b) nounwind readnone + +define <8 x i16> @Test_packssdw_128(<4 x i32> %a, <4 x i32> %b) sanitize_memory { +entry: + %c = tail call <8 x i16> @llvm.x86.sse2.packssdw.128(<4 x i32> %a, <4 x i32> %b) nounwind + ret <8 x i16> %c +} + +; CHECK-LABEL: @Test_packssdw_128( +; CHECK-DAG: icmp ne <4 x i32> {{.*}}, zeroinitializer +; CHECK-DAG: sext <4 x i1> {{.*}} to <4 x i32> +; CHECK-DAG: icmp ne <4 x i32> {{.*}}, zeroinitializer +; CHECK-DAG: sext <4 x i1> {{.*}} to <4 x i32> +; CHECK-DAG: call <8 x i16> @llvm.x86.sse2.packssdw.128( +; CHECK-DAG: call <8 x i16> @llvm.x86.sse2.packssdw.128( +; CHECK: ret <8 x i16> + + +define <32 x i8> @Test_avx_packuswb(<16 x i16> %a, <16 x i16> %b) sanitize_memory { +entry: + %c = tail call <32 x i8> @llvm.x86.avx2.packuswb(<16 x i16> %a, <16 x i16> %b) nounwind + ret <32 x i8> %c +} + +; CHECK-LABEL: @Test_avx_packuswb( +; CHECK-DAG: icmp ne <16 x i16> {{.*}}, zeroinitializer +; CHECK-DAG: sext <16 x i1> {{.*}} to <16 x i16> +; CHECK-DAG: icmp ne <16 x i16> {{.*}}, zeroinitializer +; CHECK-DAG: sext <16 x i1> {{.*}} to <16 x i16> +; CHECK-DAG: call <32 x i8> @llvm.x86.avx2.packuswb( +; CHECK-DAG: call <32 x i8> @llvm.x86.avx2.packuswb( +; CHECK: ret <32 x i8> |