67 lines
1.8 KiB
YAML
67 lines
1.8 KiB
YAML
# RUN: llc -run-pass ppc-mi-peepholes -ppc-eliminate-signext -ppc-eliminate-zeroext -verify-machineinstrs -o - %s | FileCheck %s
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--- |
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target datalayout = "E-m:e-i64:64-n32:64"
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target triple = "powerpc64le-unknown-linux-gnu"
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define ptr @func(ptr %a) {
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entry:
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ret ptr %a
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}
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...
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---
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name: func
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alignment: 4
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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tracksRegLiveness: true
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liveins:
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- { reg: '$x3', virtual-reg: '%0' }
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 0
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offsetAdjustment: 0
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maxAlignment: 0
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adjustsStack: false
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hasCalls: false
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maxCallFrameSize: 0
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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body: |
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bb.0.entry:
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liveins: $x3
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; CHECK-LABEL: bb.0.entry:
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; CHECK: %4:g8rc = EXTSW_32_64 killed %3
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; CHECK: %5:g8rc = INSERT_SUBREG %15, %1, %subreg.sub_32
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; CHECK: %7:g8rc = EXTSW_32_64 killed %6
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; CHECK: %9:g8rc = INSERT_SUBREG %16, %8, %subreg.sub_32
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; CHECK: %11:g8rc = INSERT_SUBREG %17, %10, %subreg.sub_32
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; CHECK: %14:g8rc = COPY killed %13
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%0:g8rc_nox0 = COPY $x3
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%1:gprc, %2:g8rc_nox0 = LBZU 0, %0:g8rc_nox0
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%3:gprc = COPY %2:g8rc_nox0
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%4:g8rc = EXTSW_32_64 %3:gprc ; should not be eliminated
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%5:g8rc = EXTSW_32_64 %1:gprc
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%6:gprc = ORIS %1:gprc, 32768 ; should not be eliminated
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%7:g8rc = EXTSW_32_64 %6:gprc
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%8:gprc = ORIS %1:gprc, 32767
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%9:g8rc = EXTSW_32_64 %8:gprc
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%10:gprc = ORI %1:gprc, 32768
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%11:g8rc = EXTSW_32_64 %10:gprc
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%12:g8rc = IMPLICIT_DEF
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%13:g8rc = INSERT_SUBREG %12:g8rc, %1:gprc, %subreg.sub_32
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%14:g8rc = RLDICL %13:g8rc, 0, 32
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...
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