Imported Upstream version 5.18.0.161

Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98

external/llvm/test/CodeGen/ARM/integer_insertelement.ll

@@ -0,0 +1,35 @@
+; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - | FileCheck %s
+
+; This test checks that when inserting one (integer) element into a vector,
+; the vector is not spuriously copied. "vorr dX, dY, dY" is the way of moving
+; one DPR to another that we check for.
+
+; CHECK: @f
+; CHECK-NOT: vorr d
+; CHECK: vmov.32 d
+; CHECK-NOT: vorr d
+; CHECK: mov pc, lr
+define <4 x i32> @f(<4 x i32> %in) {
+  %1 = insertelement <4 x i32> %in, i32 255, i32 3
+  ret <4 x i32> %1
+}
+
+; CHECK: @g
+; CHECK-NOT: vorr d
+; CHECK: vmov.16 d
+; CHECK-NOT: vorr d
+; CHECK: mov pc, lr
+define <8 x i16> @g(<8 x i16> %in) {
+  %1 = insertelement <8 x i16> %in, i16 255, i32 7
+  ret <8 x i16> %1
+}
+
+; CHECK: @h
+; CHECK-NOT: vorr d
+; CHECK: vmov.8 d
+; CHECK-NOT: vorr d
+; CHECK: mov pc, lr
+define <16 x i8> @h(<16 x i8> %in) {
+  %1 = insertelement <16 x i8> %in, i8 255, i32 15
+  ret <16 x i8> %1
+}