| ; RUN: llc %s -o - -march=arm -mattr=+neon | 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 |
| } |