25 lines
904 B
Text
25 lines
904 B
Text
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=x86_64-unknown -mcpu=haswell -run-pass=twoaddressinstruction -verify-machineinstrs %s -o - | FileCheck %s
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# Check that we don't have any uses of [[COPY]] after it is killed.
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---
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name: test_mul_by_2
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $edi
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; CHECK-LABEL: name: test_mul_by_2
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; CHECK: liveins: $edi
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: [[COPY:%[0-9]+]]:gr32 = COPY killed $edi
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; CHECK-NEXT: undef %2.sub_32bit:gr64_nosp = COPY killed [[COPY]]
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; CHECK-NEXT: [[LEA64_32r:%[0-9]+]]:gr32 = LEA64_32r killed %2, 1, killed %2, 0, $noreg
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; CHECK-NEXT: $eax = COPY killed [[LEA64_32r]]
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; CHECK-NEXT: RET 0, killed $eax
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%0:gr32 = COPY killed $edi
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%1:gr32 = ADD32rr killed %0, %0, implicit-def dead $eflags
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$eax = COPY killed %1
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RET 0, killed $eax
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...
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