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AMDGPU/GlobalISel: Add some tests that used to infinite loop

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This commit is contained in:
Matt Arsenault 2020-01-11 09:05:27 -05:00 committed by Matt Arsenault
parent c7052955c8
commit bbcd5f4f1b
3 changed files with 54 additions and 0 deletions
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15
test/CodeGen/AMDGPU/GlobalISel/legalize-anyext.mir
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@ -652,3 +652,18 @@ body: |
%2:_(s112) = G_ANYEXT %1
S_ENDPGM 0, implicit %2
...
---
name: test_anyext_s112_to_s128
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3
; CHECK-LABEL: name: test_anyext_s112_to_s128
; CHECK: [[COPY:%[0-9]+]]:_(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
; CHECK: [[COPY1:%[0-9]+]]:_(s128) = COPY [[COPY]](s128)
; CHECK: S_ENDPGM 0, implicit [[COPY1]](s128)
%0:_(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
%1:_(s112) = G_TRUNC %0
%2:_(s128) = G_ANYEXT %1
S_ENDPGM 0, implicit %2
...

18
test/CodeGen/AMDGPU/GlobalISel/legalize-sext.mir
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@ -716,3 +716,21 @@ body: |
# %2:_(s112) = G_SEXT %1
# S_ENDPGM 0, implicit %2
# ...
---
name: test_sext_s112_to_s128
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3
; CHECK-LABEL: name: test_sext_s112_to_s128
; CHECK: [[COPY:%[0-9]+]]:_(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
; CHECK: [[COPY1:%[0-9]+]]:_(s128) = COPY [[COPY]](s128)
; CHECK: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY1]](s128)
; CHECK: [[SEXT_INREG:%[0-9]+]]:_(s64) = G_SEXT_INREG [[UV1]], 48
; CHECK: [[MV:%[0-9]+]]:_(s128) = G_MERGE_VALUES [[UV]](s64), [[SEXT_INREG]](s64)
; CHECK: S_ENDPGM 0, implicit [[MV]](s128)
%0:_(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
%1:_(s112) = G_TRUNC %0
%2:_(s128) = G_SEXT %1
S_ENDPGM 0, implicit %2
...

21
test/CodeGen/AMDGPU/GlobalISel/legalize-zext.mir
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@ -716,3 +716,24 @@ body: |
%2:_(s112) = G_ZEXT %1
S_ENDPGM 0, implicit %2
...
---
name: test_zext_s112_to_s128
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3
; CHECK-LABEL: name: test_zext_s112_to_s128
; CHECK: [[COPY:%[0-9]+]]:_(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 -1
; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 281474976710655
; CHECK: [[COPY1:%[0-9]+]]:_(s128) = COPY [[COPY]](s128)
; CHECK: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY1]](s128)
; CHECK: [[AND:%[0-9]+]]:_(s64) = G_AND [[UV]], [[C]]
; CHECK: [[AND1:%[0-9]+]]:_(s64) = G_AND [[UV1]], [[C1]]
; CHECK: [[MV:%[0-9]+]]:_(s128) = G_MERGE_VALUES [[AND]](s64), [[AND1]](s64)
; CHECK: S_ENDPGM 0, implicit [[MV]](s128)
%0:_(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
%1:_(s112) = G_TRUNC %0
%2:_(s128) = G_ZEXT %1
S_ENDPGM 0, implicit %2
...