NumVecs = 3; break;
case Intrinsic::arm_neon_vld4: NewOpc = ARMISD::VLD4_UPD;
NumVecs = 4; break;
+ case Intrinsic::arm_neon_vld2dup:
+ case Intrinsic::arm_neon_vld3dup:
+ case Intrinsic::arm_neon_vld4dup:
+ // TODO: Support updating VLDxDUP nodes. For now, we just skip
+ // combining base updates for such intrinsics.
+ continue;
case Intrinsic::arm_neon_vld2lane: NewOpc = ARMISD::VLD2LN_UPD;
NumVecs = 2; isLaneOp = true; break;
case Intrinsic::arm_neon_vld3lane: NewOpc = ARMISD::VLD3LN_UPD;
--- /dev/null
+; RUN: llc < %s -mtriple=armv8-linux-gnueabi -verify-machineinstrs \
+; RUN: -asm-verbose=false | FileCheck %s
+
+%struct.uint32x2x2_t = type { <2 x i32>, <2 x i32> }
+%struct.uint32x2x3_t = type { <2 x i32>, <2 x i32>, <2 x i32> }
+%struct.uint32x2x4_t = type { <2 x i32>, <2 x i32>, <2 x i32>, <2 x i32> }
+
+declare %struct.uint32x2x2_t @llvm.arm.neon.vld2dup.v2i32.p0i8(i8*, i32)
+declare %struct.uint32x2x3_t @llvm.arm.neon.vld3dup.v2i32.p0i8(i8*, i32)
+declare %struct.uint32x2x4_t @llvm.arm.neon.vld4dup.v2i32.p0i8(i8*, i32)
+
+; CHECK-LABEL: test_vld2_dup_update
+; CHECK: vld2.32 {d16[], d17[]}, {{\[}}[[SRC_R:r[0-9]+]]]
+; CHECK: add {{r[0-9]+|lr}}, [[SRC_R]], #4
+define i8* @test_vld2_dup_update(%struct.uint32x2x2_t* %dest, i8* %src) {
+entry:
+ %tmp = tail call %struct.uint32x2x2_t @llvm.arm.neon.vld2dup.v2i32.p0i8(i8* %src, i32 4)
+ store %struct.uint32x2x2_t %tmp, %struct.uint32x2x2_t* %dest, align 8
+ %updated_src = getelementptr inbounds i8, i8* %src, i32 4
+ ret i8* %updated_src
+}
+
+; CHECK-LABEL: test_vld3_dup_update
+; CHECK: vld3.32 {d16[], d17[], d18[]}, {{\[}}[[SRC_R:r[0-9]+]]]
+; CHECK: add {{r[0-9]+|lr}}, [[SRC_R]], #4
+define i8* @test_vld3_dup_update(%struct.uint32x2x3_t* %dest, i8* %src) {
+entry:
+ %tmp = tail call %struct.uint32x2x3_t @llvm.arm.neon.vld3dup.v2i32.p0i8(i8* %src, i32 4)
+ store %struct.uint32x2x3_t %tmp, %struct.uint32x2x3_t* %dest, align 8
+ %updated_src = getelementptr inbounds i8, i8* %src, i32 4
+ ret i8* %updated_src
+}
+
+; CHECK-LABEL: test_vld4_dup_update
+; CHECK: vld4.32 {d16[], d17[], d18[], d19[]}, {{\[}}[[SRC_R:r[0-9]+]]]
+; CHECK: add {{r[0-9]+|lr}}, [[SRC_R]], #4
+define i8* @test_vld4_dup_update(%struct.uint32x2x4_t* %dest, i8* %src) {
+entry:
+ %tmp = tail call %struct.uint32x2x4_t @llvm.arm.neon.vld4dup.v2i32.p0i8(i8* %src, i32 4)
+ store %struct.uint32x2x4_t %tmp, %struct.uint32x2x4_t* %dest, align 8
+ %updated_src = getelementptr inbounds i8, i8* %src, i32 4
+ ret i8* %updated_src
+}