24 lines
1.1 KiB
Text
24 lines
1.1 KiB
Text
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1100 -run-pass=legalizer %s -o - | FileCheck %s
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# Make sure we CSE when building a vector splat.
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---
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name: build_vector_v8s16_splat
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body: |
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bb.0:
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liveins: $vgpr0, $vgpr1
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; CHECK-LABEL: name: build_vector_v8s16_splat
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; CHECK: liveins: $vgpr0, $vgpr1
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 16256
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; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[C]](s16), [[C]](s16)
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; CHECK-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<8 x s16>) = G_CONCAT_VECTORS [[BUILD_VECTOR]](<2 x s16>), [[BUILD_VECTOR]](<2 x s16>), [[BUILD_VECTOR]](<2 x s16>), [[BUILD_VECTOR]](<2 x s16>)
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; CHECK-NEXT: S_NOP 0, implicit [[CONCAT_VECTORS]](<8 x s16>)
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%1:_(s32) = COPY $vgpr0
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%2:_(s32) = COPY $vgpr1
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%0:_(p1) = G_MERGE_VALUES %1(s32), %2(s32)
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%4:_(s16) = G_CONSTANT i16 16256
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%3:_(<8 x s16>) = G_BUILD_VECTOR %4(s16), %4(s16), %4(s16), %4(s16), %4(s16), %4(s16), %4(s16), %4(s16)
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S_NOP 0, implicit %3
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...
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