derek.holloway
7502bf64a4
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616 lines
23 KiB
YAML
616 lines
23 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -o - -mtriple=aarch64-unknown-unknown -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs %s | FileCheck %s
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# Simple unmerge(merge) case with two operands.
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# The sources of the merge can be used in place of
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# the destinations of the unmerge.
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---
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name: test_combine_unmerge_merge
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_merge
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; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
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; CHECK-NEXT: $w0 = COPY [[DEF]](s32)
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; CHECK-NEXT: $w1 = COPY [[DEF]](s32)
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%0:_(s32) = G_IMPLICIT_DEF
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%1:_(s32) = G_IMPLICIT_DEF
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%2:_(s64) = G_MERGE_VALUES %0(s32), %1(s32)
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%3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %2(s64)
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$w0 = COPY %3(s32)
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$w1 = COPY %4(s32)
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...
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# Simple unmerge(merge) case with three operands.
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# The sources of the merge can be used in place of
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# the destinations of the unmerge.
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---
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name: test_combine_unmerge_merge_3ops
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_merge_3ops
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; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
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; CHECK-NEXT: [[DEF1:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
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; CHECK-NEXT: [[DEF2:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
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; CHECK-NEXT: $w0 = COPY [[DEF]](s32)
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; CHECK-NEXT: $w1 = COPY [[DEF1]](s32)
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; CHECK-NEXT: $w2 = COPY [[DEF2]](s32)
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%0:_(s32) = G_IMPLICIT_DEF
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%1:_(s32) = G_IMPLICIT_DEF
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%5:_(s32) = G_IMPLICIT_DEF
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%2:_(s96) = G_MERGE_VALUES %0(s32), %1(s32), %5(s32)
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%3:_(s32), %4:_(s32), %6:_(s32) = G_UNMERGE_VALUES %2(s96)
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$w0 = COPY %3(s32)
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$w1 = COPY %4(s32)
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$w2 = COPY %6(s32)
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...
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# Simple unmerge(buildvector) case with two operands.
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# The sources of the buildvector can be used in place of
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# the destinations of the unmerge.
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---
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name: test_combine_unmerge_build_vector
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_build_vector
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; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
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; CHECK-NEXT: $w0 = COPY [[DEF]](s32)
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; CHECK-NEXT: $w1 = COPY [[DEF]](s32)
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%0:_(s32) = G_IMPLICIT_DEF
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%1:_(s32) = G_IMPLICIT_DEF
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%2:_(<2 x s32>) = G_BUILD_VECTOR %0(s32), %1(s32)
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%3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %2(<2 x s32>)
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$w0 = COPY %3(s32)
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$w1 = COPY %4(s32)
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...
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# Simple unmerge(buildvector) case with three operands.
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# The sources of the buildvector can be used in place of
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# the destinations of the unmerge.
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---
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name: test_combine_unmerge_buildvector_3ops
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_buildvector_3ops
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; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
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; CHECK-NEXT: $w0 = COPY [[DEF]](s32)
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; CHECK-NEXT: $w1 = COPY [[DEF]](s32)
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; CHECK-NEXT: $w2 = COPY [[DEF]](s32)
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%0:_(s32) = G_IMPLICIT_DEF
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%1:_(s32) = G_IMPLICIT_DEF
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%5:_(s32) = G_IMPLICIT_DEF
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%2:_(<3 x s32>) = G_BUILD_VECTOR %0(s32), %1(s32), %5(s32)
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%3:_(s32), %4:_(s32), %6:_(s32) = G_UNMERGE_VALUES %2(<3 x s32>)
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$w0 = COPY %3(s32)
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$w1 = COPY %4(s32)
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$w2 = COPY %6(s32)
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...
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# Simple unmerge(concatvectors) case.
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# The sources of the concatvectors can be used in place of
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# the destinations of the unmerge.
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---
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name: test_combine_unmerge_concat_vectors
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_concat_vectors
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; CHECK: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $w0
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; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $w1
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; CHECK-NEXT: $w0 = COPY [[COPY]](<2 x s16>)
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; CHECK-NEXT: $w1 = COPY [[COPY1]](<2 x s16>)
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%0:_(<2 x s16>) = COPY $w0
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%1:_(<2 x s16>) = COPY $w1
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%2:_(<4 x s16>) = G_CONCAT_VECTORS %0(<2 x s16>), %1(<2 x s16>)
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%3:_(<2 x s16>), %4:_(<2 x s16>) = G_UNMERGE_VALUES %2(<4 x s16>)
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$w0 = COPY %3(<2 x s16>)
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$w1 = COPY %4(<2 x s16>)
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...
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# Unmerge(merge) case with two operands and a bitcast in the middle.
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# The sources of the merge can be used in place of
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# the destinations of the unmerge.
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---
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name: test_combine_unmerge_bitcast_merge
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_bitcast_merge
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; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
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; CHECK-NEXT: $w0 = COPY [[DEF]](s32)
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; CHECK-NEXT: $w1 = COPY [[DEF]](s32)
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%0:_(s32) = G_IMPLICIT_DEF
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%1:_(s32) = G_IMPLICIT_DEF
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%2:_(s64) = G_MERGE_VALUES %0(s32), %1(s32)
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%5:_(<2 x s32>) = G_BITCAST %2(s64)
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%3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %5(<2 x s32>)
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$w0 = COPY %3(s32)
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$w1 = COPY %4(s32)
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...
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# Unmerge(merge) with incompatible types: unmerge destTy != merge inputTy.
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# The sources of the merge cannot be used in place of
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# the destinations of the unmerge, since the types don't match.
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---
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name: test_combine_unmerge_merge_incompatible_types
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_merge_incompatible_types
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; CHECK: [[DEF:%[0-9]+]]:_(s16) = G_IMPLICIT_DEF
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; CHECK-NEXT: $h0 = COPY [[DEF]](s16)
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; CHECK-NEXT: $h1 = COPY [[DEF]](s16)
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; CHECK-NEXT: $h2 = COPY [[DEF]](s16)
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; CHECK-NEXT: $h3 = COPY [[DEF]](s16)
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%0:_(s32) = G_IMPLICIT_DEF
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%1:_(s32) = G_IMPLICIT_DEF
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%2:_(s64) = G_MERGE_VALUES %0(s32), %1(s32)
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%3:_(s16), %4:_(s16), %5:_(s16), %6:_(s16) = G_UNMERGE_VALUES %2(s64)
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$h0 = COPY %3(s16)
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$h1 = COPY %4(s16)
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$h2 = COPY %5(s16)
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$h3 = COPY %6(s16)
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...
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# Unmerge(concatvectors) with incompatible types: unmerge destTy != merge inputTy
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# but destTy.size() == inputTy.size().
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# The sources of the concatvectors can be used in place of
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# the destinations of the unmerge with a bitcast since the sizes
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# match.
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---
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name: test_combine_unmerge_merge_incompatible_types_but_same_size
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_merge_incompatible_types_but_same_size
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; CHECK: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $w0
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; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $w1
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; CHECK-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
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; CHECK-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[COPY1]](<2 x s16>)
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; CHECK-NEXT: $w0 = COPY [[BITCAST]](s32)
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; CHECK-NEXT: $w1 = COPY [[BITCAST1]](s32)
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%0:_(<2 x s16>) = COPY $w0
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%1:_(<2 x s16>) = COPY $w1
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%2:_(<4 x s16>) = G_CONCAT_VECTORS %0(<2 x s16>), %1(<2 x s16>)
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%5:_(s64) = G_BITCAST %2(<4 x s16>)
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%3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %5(s64)
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$w0 = COPY %3(s32)
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$w1 = COPY %4(s32)
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...
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# Unmerge a constant into a bunch of smaller constant.
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# Constant is 0x0102030405060708090a0b0c0d0e0f10 and we break it down into
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# bytes:
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# cst1 0x10
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# cst2 0x0f
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# cst3 0x0e
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# ...
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---
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name: test_combine_unmerge_cst
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_cst
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; CHECK: [[C:%[0-9]+]]:_(s8) = G_CONSTANT i8 16
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; CHECK-NEXT: [[C1:%[0-9]+]]:_(s8) = G_CONSTANT i8 15
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; CHECK-NEXT: [[C2:%[0-9]+]]:_(s8) = G_CONSTANT i8 14
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; CHECK-NEXT: [[C3:%[0-9]+]]:_(s8) = G_CONSTANT i8 13
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; CHECK-NEXT: [[C4:%[0-9]+]]:_(s8) = G_CONSTANT i8 12
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; CHECK-NEXT: [[C5:%[0-9]+]]:_(s8) = G_CONSTANT i8 11
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; CHECK-NEXT: [[C6:%[0-9]+]]:_(s8) = G_CONSTANT i8 10
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; CHECK-NEXT: [[C7:%[0-9]+]]:_(s8) = G_CONSTANT i8 9
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; CHECK-NEXT: [[C8:%[0-9]+]]:_(s8) = G_CONSTANT i8 8
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; CHECK-NEXT: [[C9:%[0-9]+]]:_(s8) = G_CONSTANT i8 7
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; CHECK-NEXT: [[C10:%[0-9]+]]:_(s8) = G_CONSTANT i8 6
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; CHECK-NEXT: [[C11:%[0-9]+]]:_(s8) = G_CONSTANT i8 5
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; CHECK-NEXT: [[C12:%[0-9]+]]:_(s8) = G_CONSTANT i8 4
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; CHECK-NEXT: [[C13:%[0-9]+]]:_(s8) = G_CONSTANT i8 3
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; CHECK-NEXT: [[C14:%[0-9]+]]:_(s8) = G_CONSTANT i8 2
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; CHECK-NEXT: [[C15:%[0-9]+]]:_(s8) = G_CONSTANT i8 1
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; CHECK-NEXT: $b0 = COPY [[C]](s8)
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; CHECK-NEXT: $b1 = COPY [[C1]](s8)
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; CHECK-NEXT: $b2 = COPY [[C2]](s8)
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; CHECK-NEXT: $b3 = COPY [[C3]](s8)
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; CHECK-NEXT: $b4 = COPY [[C4]](s8)
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; CHECK-NEXT: $b5 = COPY [[C5]](s8)
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; CHECK-NEXT: $b6 = COPY [[C6]](s8)
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; CHECK-NEXT: $b7 = COPY [[C7]](s8)
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; CHECK-NEXT: $b8 = COPY [[C8]](s8)
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; CHECK-NEXT: $b9 = COPY [[C9]](s8)
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; CHECK-NEXT: $b10 = COPY [[C10]](s8)
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; CHECK-NEXT: $b11 = COPY [[C11]](s8)
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; CHECK-NEXT: $b12 = COPY [[C12]](s8)
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; CHECK-NEXT: $b13 = COPY [[C13]](s8)
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; CHECK-NEXT: $b14 = COPY [[C14]](s8)
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; CHECK-NEXT: $b15 = COPY [[C15]](s8)
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%0:_(s128) = G_CONSTANT i128 1339673755198158349044581307228491536
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%1:_(s8),%2:_(s8),%3:_(s8),%4:_(s8),%5:_(s8),%6:_(s8),%7:_(s8),%8:_(s8),%9:_(s8),%10:_(s8),%11:_(s8),%12:_(s8),%13:_(s8),%14:_(s8),%15:_(s8),%16:_(s8) = G_UNMERGE_VALUES %0(s128)
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$b0 = COPY %1(s8)
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$b1 = COPY %2(s8)
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$b2 = COPY %3(s8)
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$b3 = COPY %4(s8)
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$b4 = COPY %5(s8)
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$b5 = COPY %6(s8)
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$b6 = COPY %7(s8)
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$b7 = COPY %8(s8)
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$b8 = COPY %9(s8)
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$b9 = COPY %10(s8)
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$b10 = COPY %11(s8)
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$b11 = COPY %12(s8)
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$b12 = COPY %13(s8)
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$b13 = COPY %14(s8)
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$b14 = COPY %15(s8)
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$b15 = COPY %16(s8)
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...
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# Unmerge a constant on a non-power of 2 type into a bunch of smaller constant.
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# Constant is a 3 | 2 | 1 in chunks of 13-bit.
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---
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name: test_combine_unmerge_cst_36bit
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_cst_36bit
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; CHECK: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 1
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; CHECK-NEXT: [[C1:%[0-9]+]]:_(s16) = G_CONSTANT i16 2
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; CHECK-NEXT: [[C2:%[0-9]+]]:_(s16) = G_CONSTANT i16 3
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; CHECK-NEXT: $h0 = COPY [[C]](s16)
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; CHECK-NEXT: $h1 = COPY [[C1]](s16)
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; CHECK-NEXT: $h2 = COPY [[C2]](s16)
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%0:_(s39) = G_CONSTANT i39 201342977
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%1:_(s13),%2:_(s13),%3:_(s13) = G_UNMERGE_VALUES %0(s39)
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%4:_(s16) = G_ZEXT %1(s13)
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%5:_(s16) = G_ZEXT %2(s13)
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%6:_(s16) = G_ZEXT %3(s13)
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$h0 = COPY %4(s16)
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$h1 = COPY %5(s16)
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$h2 = COPY %6(s16)
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...
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# Unmerge floating point constant.
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---
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name: test_combine_unmerge_fpcst
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_fpcst
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; CHECK: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 1
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; CHECK-NEXT: [[C1:%[0-9]+]]:_(s16) = G_CONSTANT i16 2
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; CHECK-NEXT: [[C2:%[0-9]+]]:_(s16) = G_CONSTANT i16 3
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; CHECK-NEXT: [[C3:%[0-9]+]]:_(s16) = G_CONSTANT i16 4
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; CHECK-NEXT: $h0 = COPY [[C]](s16)
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; CHECK-NEXT: $h1 = COPY [[C1]](s16)
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; CHECK-NEXT: $h2 = COPY [[C2]](s16)
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; CHECK-NEXT: $h3 = COPY [[C3]](s16)
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%0:_(s64) = G_FCONSTANT double 0x0004000300020001
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%1:_(s16),%2:_(s16),%3:_(s16),%4:_(s16) = G_UNMERGE_VALUES %0(s64)
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$h0 = COPY %1(s16)
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$h1 = COPY %2(s16)
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$h2 = COPY %3(s16)
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$h3 = COPY %4(s16)
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...
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# Transform unmerge into trunc when only the first definition is live.
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---
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name: test_combine_unmerge_dead_to_trunc
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body: |
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bb.1:
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; CHECK-LABEL: name: test_combine_unmerge_dead_to_trunc
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; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
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; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s64)
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; CHECK-NEXT: $h0 = COPY [[TRUNC]](s16)
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%0:_(s64) = COPY $x0
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%1:_(s16),%2:_(s16),%3:_(s16),%4:_(s16) = G_UNMERGE_VALUES %0(s64)
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$h0 = COPY %1(s16)
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...
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# Don't transform unmerge into trunc when middle lanes are live.
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---
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name: test_dont_combine_unmerge_dead_to_trunc
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body: |
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bb.1:
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; CHECK-LABEL: name: test_dont_combine_unmerge_dead_to_trunc
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; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
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; CHECK-NEXT: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16), [[UV3:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY]](s64)
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; CHECK-NEXT: $h0 = COPY [[UV2]](s16)
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|
%0:_(s64) = COPY $x0
|
|
%1:_(s16),%2:_(s16),%3:_(s16),%4:_(s16) = G_UNMERGE_VALUES %0(s64)
|
|
$h0 = COPY %3(s16)
|
|
...
|
|
|
|
# Transform unmerge into trunc when only the first definition is live, even
|
|
# if the input and output types are vectors.
|
|
---
|
|
name: test_combine_unmerge_dead_to_trunc_vec_in_n_out
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_combine_unmerge_dead_to_trunc_vec_in_n_out
|
|
; CHECK: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $x0
|
|
; CHECK-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
|
|
; CHECK-NEXT: $w0 = COPY [[UV]](<2 x s16>)
|
|
%0:_(<4 x s16>) = COPY $x0
|
|
%1:_(<2 x s16>),%2:_(<2 x s16>) = G_UNMERGE_VALUES %0(<4 x s16>)
|
|
$w0 = COPY %1(<2 x s16>)
|
|
...
|
|
|
|
# Transform unmerge into trunc when only the first definition is live, even
|
|
# if the input type is vector.
|
|
---
|
|
name: test_combine_unmerge_dead_to_trunc_vec_in
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_combine_unmerge_dead_to_trunc_vec_in
|
|
; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $x0
|
|
; CHECK-NEXT: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16), [[UV3:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
|
|
; CHECK-NEXT: $h0 = COPY [[UV]](s16)
|
|
%0:_(<2 x s32>) = COPY $x0
|
|
%1:_(s16),%2:_(s16),%3:_(s16),%4:_(s16) = G_UNMERGE_VALUES %0(<2 x s32>)
|
|
$h0 = COPY %1(s16)
|
|
...
|
|
|
|
# Transform unmerge(zext) into zext.
|
|
# In that test, the source of the zext is same size as the first definition
|
|
# of the unmerge. Therefore a we can just reuse the input of the zext for
|
|
# this definition.
|
|
---
|
|
name: test_combine_unmerge_zext_to_zext_same_size
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_combine_unmerge_zext_to_zext_same_size
|
|
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
|
|
; CHECK-NEXT: $w0 = COPY [[COPY]](s32)
|
|
; CHECK-NEXT: $w1 = COPY [[C]](s32)
|
|
%0:_(s32) = COPY $w0
|
|
%3:_(s64) = G_ZEXT %0(s32)
|
|
%1:_(s32),%2:_(s32) = G_UNMERGE_VALUES %3(s64)
|
|
$w0 = COPY %1(s32)
|
|
$w1 = COPY %2(s32)
|
|
...
|
|
|
|
# Transform unmerge(zext) into zext.
|
|
# In that test, the source of the zext is smaller than the first definition
|
|
# of the unmerge. Therefore a G_ZEXT is required.
|
|
---
|
|
name: test_combine_unmerge_zext_to_zext
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_combine_unmerge_zext_to_zext
|
|
; CHECK: [[COPY:%[0-9]+]]:_(s8) = COPY $b0
|
|
; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s16) = G_ZEXT [[COPY]](s8)
|
|
; CHECK-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 0
|
|
; CHECK-NEXT: $h0 = COPY [[ZEXT]](s16)
|
|
; CHECK-NEXT: $h1 = COPY [[C]](s16)
|
|
; CHECK-NEXT: $h2 = COPY [[C]](s16)
|
|
; CHECK-NEXT: $h3 = COPY [[C]](s16)
|
|
%0:_(s8) = COPY $b0
|
|
%3:_(s64) = G_ZEXT %0(s8)
|
|
%1:_(s16),%2:_(s16),%4:_(s16),%5:_(s16) = G_UNMERGE_VALUES %3(s64)
|
|
$h0 = COPY %1(s16)
|
|
$h1 = COPY %2(s16)
|
|
$h2 = COPY %4(s16)
|
|
$h3 = COPY %5(s16)
|
|
...
|
|
|
|
# Check that we don't apply the unmerge(zext) to zext transformation
|
|
# when the first destination of the unmerge is smaller than the source
|
|
# of the zext.
|
|
---
|
|
name: test_dont_combine_unmerge_zext_to_zext_src_bigger
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_dont_combine_unmerge_zext_to_zext_src_bigger
|
|
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[COPY]](s32)
|
|
; CHECK-NEXT: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16), [[UV3:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[ZEXT]](s64)
|
|
; CHECK-NEXT: $h0 = COPY [[UV]](s16)
|
|
; CHECK-NEXT: $h1 = COPY [[UV1]](s16)
|
|
; CHECK-NEXT: $h2 = COPY [[UV2]](s16)
|
|
; CHECK-NEXT: $h3 = COPY [[UV3]](s16)
|
|
%0:_(s32) = COPY $w0
|
|
%3:_(s64) = G_ZEXT %0(s32)
|
|
%1:_(s16),%2:_(s16),%4:_(s16),%5:_(s16) = G_UNMERGE_VALUES %3(s64)
|
|
$h0 = COPY %1(s16)
|
|
$h1 = COPY %2(s16)
|
|
$h2 = COPY %4(s16)
|
|
$h3 = COPY %5(s16)
|
|
...
|
|
|
|
# Check that we don't apply the unmerge(zext) to zext transformation
|
|
# when the input zext deals with a vector type.
|
|
---
|
|
name: test_dont_combine_unmerge_zext_to_zext_src_vector
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_dont_combine_unmerge_zext_to_zext_src_vector
|
|
; CHECK: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $w0
|
|
; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(<2 x s32>) = G_ZEXT [[COPY]](<2 x s16>)
|
|
; CHECK-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[ZEXT]](<2 x s32>)
|
|
; CHECK-NEXT: $w0 = COPY [[UV]](s32)
|
|
; CHECK-NEXT: $w1 = COPY [[UV1]](s32)
|
|
%0:_(<2 x s16>) = COPY $w0
|
|
%3:_(<2 x s32>) = G_ZEXT %0(<2 x s16>)
|
|
%1:_(s32),%2:_(s32) = G_UNMERGE_VALUES %3(<2 x s32>)
|
|
$w0 = COPY %1(s32)
|
|
$w1 = COPY %2(s32)
|
|
...
|
|
|
|
# Check that we unmerge the build vector on the anyext
|
|
---
|
|
name: test_anyext_buildvector
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_anyext_buildvector
|
|
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[COPY]](s32)
|
|
; CHECK-NEXT: [[ANYEXT1:%[0-9]+]]:_(s64) = G_ANYEXT [[COPY1]](s32)
|
|
; CHECK-NEXT: %un1:_(<2 x s64>) = G_BUILD_VECTOR [[ANYEXT]](s64), [[ANYEXT1]](s64)
|
|
; CHECK-NEXT: [[ANYEXT2:%[0-9]+]]:_(s64) = G_ANYEXT [[COPY2]](s32)
|
|
; CHECK-NEXT: [[ANYEXT3:%[0-9]+]]:_(s64) = G_ANYEXT [[COPY3]](s32)
|
|
; CHECK-NEXT: %un2:_(<2 x s64>) = G_BUILD_VECTOR [[ANYEXT2]](s64), [[ANYEXT3]](s64)
|
|
; CHECK-NEXT: $q0 = COPY %un1(<2 x s64>)
|
|
; CHECK-NEXT: $q1 = COPY %un2(<2 x s64>)
|
|
%0:_(s32) = COPY $w0
|
|
%1:_(s32) = COPY $w0
|
|
%2:_(s32) = COPY $w0
|
|
%3:_(s32) = COPY $w0
|
|
%bv:_(<4 x s32>) = G_BUILD_VECTOR %0(s32), %1(s32), %2(s32), %3(s32)
|
|
%any:_(<4 x s64>) = G_ANYEXT %bv(<4 x s32>)
|
|
%un1:_(<2 x s64>), %un2:_(<2 x s64>) = G_UNMERGE_VALUES %any(<4 x s64>)
|
|
$q0 = COPY %un1(<2 x s64>)
|
|
$q1 = COPY %un2(<2 x s64>)
|
|
...
|
|
|
|
# Check that we unmerge the build vector on the anyext and undef
|
|
---
|
|
name: test_anyext_buildvector_undef
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_anyext_buildvector_undef
|
|
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[COPY]](s32)
|
|
; CHECK-NEXT: [[ANYEXT1:%[0-9]+]]:_(s64) = G_ANYEXT [[COPY1]](s32)
|
|
; CHECK-NEXT: %un1:_(<2 x s64>) = G_BUILD_VECTOR [[ANYEXT]](s64), [[ANYEXT1]](s64)
|
|
; CHECK-NEXT: %un2:_(<2 x s64>) = G_IMPLICIT_DEF
|
|
; CHECK-NEXT: $q0 = COPY %un1(<2 x s64>)
|
|
; CHECK-NEXT: $q1 = COPY %un2(<2 x s64>)
|
|
%0:_(s32) = COPY $w0
|
|
%1:_(s32) = COPY $w0
|
|
%2:_(s32) = G_IMPLICIT_DEF
|
|
%3:_(s32) = G_IMPLICIT_DEF
|
|
%bv:_(<4 x s32>) = G_BUILD_VECTOR %0(s32), %1(s32), %2(s32), %3(s32)
|
|
%any:_(<4 x s64>) = G_ANYEXT %bv(<4 x s32>)
|
|
%un1:_(<2 x s64>), %un2:_(<2 x s64>) = G_UNMERGE_VALUES %any(<4 x s64>)
|
|
$q0 = COPY %un1(<2 x s64>)
|
|
$q1 = COPY %un2(<2 x s64>)
|
|
...
|
|
|
|
# Check that we don't unmerge the build vector on the anyext, multi-use
|
|
---
|
|
name: test_anyext_buildvector_multi
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_anyext_buildvector_multi
|
|
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
|
|
; CHECK-NEXT: [[DEF1:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
|
|
; CHECK-NEXT: %bv:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[DEF]](s32), [[DEF1]](s32)
|
|
; CHECK-NEXT: %any:_(<4 x s64>) = G_ANYEXT %bv(<4 x s32>)
|
|
; CHECK-NEXT: %un1:_(<2 x s64>), %un2:_(<2 x s64>) = G_UNMERGE_VALUES %any(<4 x s64>)
|
|
; CHECK-NEXT: $q0 = COPY %un1(<2 x s64>)
|
|
; CHECK-NEXT: $q1 = COPY %un2(<2 x s64>)
|
|
; CHECK-NEXT: $q2 = COPY %bv(<4 x s32>)
|
|
%0:_(s32) = COPY $w0
|
|
%1:_(s32) = COPY $w0
|
|
%2:_(s32) = G_IMPLICIT_DEF
|
|
%3:_(s32) = G_IMPLICIT_DEF
|
|
%bv:_(<4 x s32>) = G_BUILD_VECTOR %0(s32), %1(s32), %2(s32), %3(s32)
|
|
%any:_(<4 x s64>) = G_ANYEXT %bv(<4 x s32>)
|
|
%un1:_(<2 x s64>), %un2:_(<2 x s64>) = G_UNMERGE_VALUES %any(<4 x s64>)
|
|
$q0 = COPY %un1(<2 x s64>)
|
|
$q1 = COPY %un2(<2 x s64>)
|
|
$q2 = COPY %bv(<4 x s32>)
|
|
...
|
|
|
|
# Check that we don't unmerge the build vector on the anyext into scalar
|
|
---
|
|
name: test_anyext_buildvector_scalar
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_anyext_buildvector_scalar
|
|
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $w0
|
|
; CHECK-NEXT: %bv:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
|
|
; CHECK-NEXT: %any:_(<4 x s64>) = G_ANYEXT %bv(<4 x s32>)
|
|
; CHECK-NEXT: %un1:_(s128), %un2:_(s128) = G_UNMERGE_VALUES %any(<4 x s64>)
|
|
; CHECK-NEXT: $q0 = COPY %un1(s128)
|
|
; CHECK-NEXT: $q1 = COPY %un2(s128)
|
|
%0:_(s32) = COPY $w0
|
|
%1:_(s32) = COPY $w0
|
|
%2:_(s32) = COPY $w0
|
|
%3:_(s32) = COPY $w0
|
|
%bv:_(<4 x s32>) = G_BUILD_VECTOR %0(s32), %1(s32), %2(s32), %3(s32)
|
|
%any:_(<4 x s64>) = G_ANYEXT %bv(<4 x s32>)
|
|
%un1:_(s128), %un2:_(s128) = G_UNMERGE_VALUES %any(<4 x s64>)
|
|
$q0 = COPY %un1(s128)
|
|
$q1 = COPY %un2(s128)
|
|
...
|
|
|
|
# Check that we anyext the merge
|
|
---
|
|
name: test_merge_undef
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_merge_undef
|
|
; CHECK: %opaque:_(s64) = COPY $x0
|
|
; CHECK-NEXT: %me:_(s128) = G_ANYEXT %opaque(s64)
|
|
; CHECK-NEXT: $q0 = COPY %me(s128)
|
|
%opaque:_(s64) = COPY $x0
|
|
%def:_(s64) = G_IMPLICIT_DEF
|
|
%me:_(s128) = G_MERGE_VALUES %opaque(s64), %def
|
|
$q0 = COPY %me(s128)
|
|
...
|
|
|
|
# Check that we don't anyext the merge, multi-use
|
|
---
|
|
name: test_merge_undef_multi_use
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_merge_undef_multi_use
|
|
; CHECK: %opaque:_(s64) = COPY $x0
|
|
; CHECK-NEXT: %def:_(s64) = G_IMPLICIT_DEF
|
|
; CHECK-NEXT: %me:_(s128) = G_ANYEXT %opaque(s64)
|
|
; CHECK-NEXT: $q0 = COPY %me(s128)
|
|
; CHECK-NEXT: $x0 = COPY %def(s64)
|
|
%opaque:_(s64) = COPY $x0
|
|
%def:_(s64) = G_IMPLICIT_DEF
|
|
%me:_(s128) = G_MERGE_VALUES %opaque(s64), %def
|
|
$q0 = COPY %me(s128)
|
|
$x0 = COPY %def(s64)
|
|
...
|
|
# Check that we zext the merge
|
|
---
|
|
name: test_merge_zero
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_merge_zero
|
|
; CHECK: %opaque:_(s64) = COPY $x0
|
|
; CHECK-NEXT: %me:_(s128) = G_ZEXT %opaque(s64)
|
|
; CHECK-NEXT: $q0 = COPY %me(s128)
|
|
%opaque:_(s64) = COPY $x0
|
|
%def:_(s64) = G_CONSTANT i64 0
|
|
%me:_(s128) = G_MERGE_VALUES %opaque(s64), %def
|
|
$q0 = COPY %me(s128)
|
|
...
|
|
# Check that we still zext the merge, multi-use
|
|
---
|
|
name: test_merge_zero_multi_use
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_merge_zero_multi_use
|
|
; CHECK: %opaque:_(s64) = COPY $x0
|
|
; CHECK-NEXT: %def:_(s64) = G_CONSTANT i64 0
|
|
; CHECK-NEXT: %me:_(s128) = G_ZEXT %opaque(s64)
|
|
; CHECK-NEXT: $q0 = COPY %me(s128)
|
|
; CHECK-NEXT: $x0 = COPY %def(s64)
|
|
%opaque:_(s64) = COPY $x0
|
|
%def:_(s64) = G_CONSTANT i64 0
|
|
%me:_(s128) = G_MERGE_VALUES %opaque(s64), %def
|
|
$q0 = COPY %me(s128)
|
|
$x0 = COPY %def(s64)
|
|
...
|
|
# Check that we don't zext the merge with one
|
|
---
|
|
name: test_merge_one
|
|
body: |
|
|
bb.1:
|
|
; CHECK-LABEL: name: test_merge_one
|
|
; CHECK: %opaque:_(s64) = COPY $x0
|
|
; CHECK-NEXT: %def:_(s64) = G_CONSTANT i64 1
|
|
; CHECK-NEXT: %me:_(s128) = G_MERGE_VALUES %opaque(s64), %def(s64)
|
|
; CHECK-NEXT: $q0 = COPY %me(s128)
|
|
%opaque:_(s64) = COPY $x0
|
|
%def:_(s64) = G_CONSTANT i64 1
|
|
%me:_(s128) = G_MERGE_VALUES %opaque(s64), %def
|
|
$q0 = COPY %me(s128)
|
|
...
|