| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -mtriple=x86_64-linux-gnu -mattr=+avx -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=AVX |
| # RUN: llc -mtriple=x86_64-linux-gnu -mattr=+avx512f,+avx512vl -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=AVX512VL |
| --- | |
| define void @test_unmerge() { |
| ret void |
| } |
| |
| ... |
| --- |
| name: test_unmerge |
| # |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # |
| registers: |
| - { id: 0, class: vecr } |
| - { id: 1, class: vecr } |
| - { id: 2, class: vecr } |
| # |
| body: | |
| bb.1 (%ir-block.0): |
| |
| ; AVX-LABEL: name: test_unmerge |
| ; AVX: [[DEF:%[0-9]+]]:vr256 = IMPLICIT_DEF |
| ; AVX: [[COPY:%[0-9]+]]:vr128 = COPY [[DEF]].sub_xmm |
| ; AVX: [[VEXTRACTF128rr:%[0-9]+]]:vr128 = VEXTRACTF128rr [[DEF]], 1 |
| ; AVX: $xmm0 = COPY [[COPY]] |
| ; AVX: $xmm1 = COPY [[VEXTRACTF128rr]] |
| ; AVX: RET 0, implicit $xmm0, implicit $xmm1 |
| ; AVX512VL-LABEL: name: test_unmerge |
| ; AVX512VL: [[DEF:%[0-9]+]]:vr256x = IMPLICIT_DEF |
| ; AVX512VL: [[COPY:%[0-9]+]]:vr128x = COPY [[DEF]].sub_xmm |
| ; AVX512VL: [[VEXTRACTF32x4Z256rr:%[0-9]+]]:vr128x = VEXTRACTF32x4Z256rr [[DEF]], 1 |
| ; AVX512VL: $xmm0 = COPY [[COPY]] |
| ; AVX512VL: $xmm1 = COPY [[VEXTRACTF32x4Z256rr]] |
| ; AVX512VL: RET 0, implicit $xmm0, implicit $xmm1 |
| %0(<8 x s32>) = IMPLICIT_DEF |
| %1(<4 x s32>), %2(<4 x s32>) = G_UNMERGE_VALUES %0(<8 x s32>) |
| $xmm0 = COPY %1(<4 x s32>) |
| $xmm1 = COPY %2(<4 x s32>) |
| RET 0, implicit $xmm0, implicit $xmm1 |
| |
| ... |
| |