1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2# RUN: llc -o - -mtriple=aarch64-unknown-unknown -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs %s | FileCheck %s 3--- 4name: test_combine_shl_undef_x_s32 5body: | 6 bb.1: 7 liveins: $w0 8 ; CHECK-LABEL: name: test_combine_shl_undef_x_s32 9 ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0 10 ; CHECK: $w0 = COPY [[C]](s32) 11 %0:_(s32) = COPY $w0 12 %1:_(s32) = G_IMPLICIT_DEF 13 %2:_(s32) = G_SHL %1(s32), %0(s32) 14 $w0 = COPY %2(s32) 15... 16--- 17name: test_combine_shl_undef_x_v2s32 18body: | 19 bb.1: 20 liveins: $d0 21 ; CHECK-LABEL: name: test_combine_shl_undef_x_v2s32 22 ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0 23 ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32) 24 ; CHECK: $d0 = COPY [[BUILD_VECTOR]](<2 x s32>) 25 %0:_(<2 x s32>) = COPY $d0 26 %1:_(<2 x s32>) = G_IMPLICIT_DEF 27 %2:_(<2 x s32>) = G_SHL %1(<2 x s32>), %0(<2 x s32>) 28 $d0 = COPY %2(<2 x s32>) 29... 30