30 lines
765 B
Plaintext
30 lines
765 B
Plaintext
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# RUN: llc -mtriple=s390x-linux-gnu -mcpu=z14 -O0 -start-after=regallocfast %s \
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# RUN: -o - | FileCheck %s
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#
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# Test that LOCRMux expansion works at -O0.
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--- |
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define internal i32 @fun(i16 %arg) { bb: ret i32 0 }
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...
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# CHECK-LABEL: fun
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# CHECK: risbhg %r13, %r13, 0, 159, 32
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---
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name: 'fun'
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alignment: 16
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tracksRegLiveness: true
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frameInfo:
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maxAlignment: 8
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machineFunctionInfo: {}
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body: |
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bb.0.bb:
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renamable $r0d = IMPLICIT_DEF
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CGHI killed renamable $r0d, 8, implicit-def $cc
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renamable $r13l = LHIMux 0
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renamable $r13h = LHIMux -1
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renamable $r13h = LOCRMux renamable $r13h, killed renamable $r13l, 14, 10, implicit $cc
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renamable $r2l = COPY killed renamable $r13h
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Return implicit killed $r2l
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...
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