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1# RUN: llc -mtriple=x86_64-linux-gnu -mattr=+avx -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s2 3---4name: select_freeze_vec2565legalized: true6regBankSelected: true7registers:8 - { id: 0, class: vecr, preferred-register: '', flags: [ ] }9 - { id: 1, class: vecr, preferred-register: '', flags: [ ] }10body: |11 bb.0:12 liveins: $ymm013 14 ; CHECK-LABEL: name: select_freeze_vec25615 ; CHECK: [[COPY:%[0-9]+]]:vr256 = COPY $ymm016 ; CHECK-NOT: G_FREEZE17 ; CHECK-NEXT: $ymm1 = COPY [[COPY]]18 ; CHECK-NEXT: RET 0, implicit $ymm119 %0:vecr(<8 x s32>) = COPY $ymm020 %1:vecr(<8 x s32>) = G_FREEZE %021 $ymm1 = COPY %1(<8 x s32>)22 RET 0, implicit $ymm123...24