44 lines
1.4 KiB
Plaintext
44 lines
1.4 KiB
Plaintext
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -march=aarch64 -O0 -run-pass=legalizer %s -o - | FileCheck %s
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---
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name: test_unmerge_s4_constant
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body: |
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bb.0:
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; CHECK-LABEL: name: test_unmerge_s4_constant
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; CHECK: [[C:%[0-9]+]]:_(s8) = G_CONSTANT i8 0
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; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
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; CHECK: $x0 = COPY [[C1]](s64)
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%0:_(s8) = G_CONSTANT i8 0
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%1:_(s4), %2:_(s4)= G_UNMERGE_VALUES %0
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%3:_(s64) = G_ANYEXT %1
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$x0 = COPY %3
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...
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---
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name: test_unmerge_s4
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body: |
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bb.0:
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liveins: $w0
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; CHECK-LABEL: name: test_unmerge_s4
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; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
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; CHECK: [[UV:%[0-9]+]]:_(s8), [[UV1:%[0-9]+]]:_(s8), [[UV2:%[0-9]+]]:_(s8), [[UV3:%[0-9]+]]:_(s8) = G_UNMERGE_VALUES [[COPY]](s32)
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; CHECK: [[C:%[0-9]+]]:_(s8) = G_CONSTANT i8 4
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; CHECK: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[UV]](s8)
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; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 4
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; CHECK: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[ZEXT]], [[C1]](s64)
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; CHECK: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[UV]](s8)
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; CHECK: [[ANYEXT1:%[0-9]+]]:_(s64) = G_ANYEXT [[LSHR]](s32)
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; CHECK: $x0 = COPY [[ANYEXT]](s64)
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; CHECK: $x1 = COPY [[ANYEXT1]](s64)
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%0:_(s32) = COPY $w0
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%1:_(s8) = G_TRUNC %0
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%2:_(s4), %3:_(s4)= G_UNMERGE_VALUES %1
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%4:_(s64) = G_ANYEXT %2
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%5:_(s64) = G_ANYEXT %3
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$x0 = COPY %4
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$x1 = COPY %5
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...
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