1 files changed, 34 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/DirectX/abs-vec.ll b/llvm/test/CodeGen/DirectX/abs-vec.ll
new file mode 100644
index 000000000000..1c40555eb390
--- /dev/null
+++ b/llvm/test/CodeGen/DirectX/abs-vec.ll
@@ -0,0 +1,34 @@
+; RUN: opt -S  -dxil-intrinsic-expansion  < %s | FileCheck %s 
+
+; Make sure dxil operation function calls for abs are generated for int vectors.
+
+; CHECK-LABEL: abs_i16Vec2
+define noundef <2 x i16> @abs_i16Vec2(<2 x i16> noundef %a) #0 {
+entry:
+; CHECK: sub <2 x i16> zeroinitializer, %a
+; CHECK: call <2 x i16> @llvm.smax.v2i16(<2 x i16> %a, <2 x i16> %{{.*}})
+  %elt.abs = call <2 x i16> @llvm.abs.v2i16(<2 x i16> %a, i1 false)
+  ret <2 x i16> %elt.abs
+}
+
+; CHECK-LABEL: abs_i32Vec3
+define noundef <3 x i32> @abs_i32Vec3(<3 x i32> noundef %a) #0 {
+entry:
+; CHECK: sub <3 x i32> zeroinitializer, %a
+; CHECK: call <3 x i32> @llvm.smax.v3i32(<3 x i32> %a, <3 x i32> %{{.*}})
+  %elt.abs = call <3 x i32> @llvm.abs.v3i32(<3 x i32> %a, i1 false)
+  ret <3 x i32> %elt.abs
+}
+
+; CHECK-LABEL: abs_i64Vec4
+define noundef <4 x i64> @abs_i64Vec4(<4 x i64> noundef %a) #0 {
+entry:
+; CHECK: sub <4 x i64> zeroinitializer, %a
+; CHECK: call <4 x i64> @llvm.smax.v4i64(<4 x i64> %a, <4 x i64> %{{.*}})
+  %elt.abs = call <4 x i64> @llvm.abs.v4i64(<4 x i64> %a, i1 false)
+  ret <4 x i64> %elt.abs
+}
+
+declare <2 x i16> @llvm.abs.v2i16(<2 x i16>, i1 immarg)
+declare <3 x i32> @llvm.abs.v3i32(<3 x i32>, i1 immarg)
+declare <4 x i64> @llvm.abs.v4i64(<4 x i64>, i1 immarg)