diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-04-16 16:01:22 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-04-16 16:01:22 +0000 |
| commit | 71d5a2540a98c81f5bcaeb48805e0e2881f530ef (patch) | |
| tree | 5343938942df402b49ec7300a1c25a2d4ccd5821 /test/CodeGen/AArch64/dag-numsignbits.ll | |
| parent | 31bbf64f3a4974a2d6c8b3b27ad2f519caf74057 (diff) | |
Notes
Diffstat (limited to 'test/CodeGen/AArch64/dag-numsignbits.ll')
| -rw-r--r-- | test/CodeGen/AArch64/dag-numsignbits.ll | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/dag-numsignbits.ll b/test/CodeGen/AArch64/dag-numsignbits.ll new file mode 100644 index 000000000000..217c3df77c9c --- /dev/null +++ b/test/CodeGen/AArch64/dag-numsignbits.ll @@ -0,0 +1,33 @@ +; RUN: llc < %s -mtriple=aarch64-unknown | FileCheck %s + +; PR32273 + +define void @signbits_vXi1(<4 x i16> %a1) { +; CHECK-LABEL: signbits_vXi1 +; CHECK: cmgt v0.4h, v1.4h, v0.4h +; CHECK-NEXT: and v0.8b, v0.8b, v2.8b +; CHECK-NEXT: shl v0.4h, v0.4h, #15 +; CHECK-NEXT: sshr v0.4h, v0.4h, #15 +; CHECK-NEXT: umov w0, v0.h[0] +; CHECK-NEXT: umov w3, v0.h[3] +; CHECK-NEXT: mov w1, wzr +; CHECK-NEXT: mov w2, wzr +; CHECK-NEXT: b foo + %tmp3 = shufflevector <4 x i16> %a1, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp5 = add <4 x i16> %tmp3, <i16 18249, i16 6701, i16 -18744, i16 -25086> + %tmp6 = icmp slt <4 x i16> %tmp5, <i16 1, i16 1, i16 1, i16 1> + %tmp7 = and <4 x i1> %tmp6, <i1 true, i1 false, i1 false, i1 true> + %tmp8 = sext <4 x i1> %tmp7 to <4 x i16> + %tmp9 = extractelement <4 x i16> %tmp8, i32 0 + %tmp10 = zext i16 %tmp9 to i32 + %tmp11 = extractelement <4 x i16> %tmp8, i32 1 + %tmp12 = zext i16 %tmp11 to i32 + %tmp13 = extractelement <4 x i16> %tmp8, i32 2 + %tmp14 = zext i16 %tmp13 to i32 + %tmp15 = extractelement <4 x i16> %tmp8, i32 3 + %tmp16 = zext i16 %tmp15 to i32 + tail call void @foo(i32 %tmp10, i32 %tmp12, i32 %tmp14, i32 %tmp16) + ret void +} + +declare void @foo(i32, i32, i32, i32) |