1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2# RUN: llc -mtriple=x86_64-linux-gnu -mattr=+avx -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=AVX 3# RUN: llc -mtriple=x86_64-linux-gnu -mattr=+avx512f,+avx512vl -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=AVX512VL 4--- | 5 define void @test_unmerge() { 6 ret void 7 } 8 9... 10--- 11name: test_unmerge 12# 13alignment: 16 14legalized: true 15regBankSelected: true 16# 17registers: 18 - { id: 0, class: vecr } 19 - { id: 1, class: vecr } 20 - { id: 2, class: vecr } 21# 22body: | 23 bb.1 (%ir-block.0): 24 25 ; AVX-LABEL: name: test_unmerge 26 ; AVX: [[DEF:%[0-9]+]]:vr256 = IMPLICIT_DEF 27 ; AVX: [[COPY:%[0-9]+]]:vr128 = COPY [[DEF]].sub_xmm 28 ; AVX: [[VEXTRACTF128rr:%[0-9]+]]:vr128 = VEXTRACTF128rr [[DEF]], 1 29 ; AVX: $xmm0 = COPY [[COPY]] 30 ; AVX: $xmm1 = COPY [[VEXTRACTF128rr]] 31 ; AVX: RET 0, implicit $xmm0, implicit $xmm1 32 ; AVX512VL-LABEL: name: test_unmerge 33 ; AVX512VL: [[DEF:%[0-9]+]]:vr256x = IMPLICIT_DEF 34 ; AVX512VL: [[COPY:%[0-9]+]]:vr128x = COPY [[DEF]].sub_xmm 35 ; AVX512VL: [[VEXTRACTF32x4Z256rr:%[0-9]+]]:vr128x = VEXTRACTF32x4Z256rr [[DEF]], 1 36 ; AVX512VL: $xmm0 = COPY [[COPY]] 37 ; AVX512VL: $xmm1 = COPY [[VEXTRACTF32x4Z256rr]] 38 ; AVX512VL: RET 0, implicit $xmm0, implicit $xmm1 39 %0(<8 x s32>) = IMPLICIT_DEF 40 %1(<4 x s32>), %2(<4 x s32>) = G_UNMERGE_VALUES %0(<8 x s32>) 41 $xmm0 = COPY %1(<4 x s32>) 42 $xmm1 = COPY %2(<4 x s32>) 43 RET 0, implicit $xmm0, implicit $xmm1 44 45... 46 47