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AMDGPU/GlobalISel: Add some missing tests for extract selection

This commit is contained in:
Matt Arsenault 2020-07-26 11:04:07 -04:00
parent 9731ef3ec5
commit ee713a2d28
1 changed files with 39 additions and 0 deletions
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39
llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-extract.mir
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@ -199,6 +199,45 @@ body: |
...
---
name: extract_sgpr_s32_from_v3s32
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2
; CHECK-LABEL: name: extract_sgpr_s32_from_v3s32
; CHECK: [[COPY:%[0-9]+]]:sgpr_96 = COPY $sgpr0_sgpr1_sgpr2
; CHECK: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub1
; CHECK: [[COPY2:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub2
; CHECK: S_ENDPGM 0, implicit [[COPY]], implicit [[COPY1]], implicit [[COPY2]]
%0:sgpr(<3 x s32>) = COPY $sgpr0_sgpr1_sgpr2
%1:sgpr(s32) = G_EXTRACT %0, 0
%2:sgpr(s32) = G_EXTRACT %0, 32
%3:sgpr(s32) = G_EXTRACT %0, 64
S_ENDPGM 0, implicit %0, implicit %2, implicit %3
...
---
name: extract_sgpr_v2s32_from_v3s32
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2
; CHECK-LABEL: name: extract_sgpr_v2s32_from_v3s32
; CHECK: [[COPY:%[0-9]+]]:sgpr_96_with_sub0_sub1 = COPY $sgpr0_sgpr1_sgpr2
; CHECK: [[COPY1:%[0-9]+]]:sreg_64 = COPY [[COPY]].sub0_sub1
; CHECK: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(<3 x s32>) = COPY $sgpr0_sgpr1_sgpr2
%1:sgpr(<2 x s32>) = G_EXTRACT %0, 0
S_ENDPGM 0, implicit %1
...
---
name: extract_sgpr_v3s32_from_v4s32
legalized: true