30 lines
882 B
YAML
30 lines
882 B
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple aarch64 -run-pass=aarch64-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck %s
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...
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---
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name: postlegalize_copy_prop
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legalized: true
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tracksRegLiveness: true
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body: |
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bb.1.entry:
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liveins: $x0, $x1
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; CHECK-LABEL: name: postlegalize_copy_prop
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; CHECK: liveins: $x0, $x1
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; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
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; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
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; CHECK: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[COPY]], [[COPY1]]
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; CHECK: [[ADD1:%[0-9]+]]:_(s64) = G_ADD [[ADD]], [[ADD]]
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; CHECK: $x0 = COPY [[ADD1]](s64)
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; CHECK: RET_ReallyLR
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%0:_(s64) = COPY $x0
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%1:_(s64) = COPY $x1
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%2:_(s64) = G_ADD %0, %1
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%3:_(s64) = COPY %2
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%4:_(s64) = G_ADD %3, %3
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$x0 = COPY %4
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RET_ReallyLR
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...
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