222 lines
8.1 KiB
Plaintext
222 lines
8.1 KiB
Plaintext
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# RUN: llc -verify-machineinstrs -mcpu=pwr9 -mtriple powerpc64le-unknown-linux-gnu \
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# RUN: -run-pass=block-placement -o - %s | FileCheck %s
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--- |
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; ModuleID = 'block-placement.ll'
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source_filename = "block-placement.ll"
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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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%"class.xercesc_2_7::HashXMLCh" = type { %"class.xercesc_2_7::HashBase" }
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%"class.xercesc_2_7::HashBase" = type { i32 (...)** }
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define dso_local zeroext i1 @_ZN11xercesc_2_79HashXMLCh6equalsEPKvS2_(%"class.xercesc_2_7::HashXMLCh"* nocapture readnone %this, i8* readonly %key1, i8* readonly %key2) unnamed_addr #0 {
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entry:
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%cmp.i = icmp eq i8* %key1, null
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%cmp1.i = icmp eq i8* %key2, null
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%or.cond.i = or i1 %cmp.i, %cmp1.i
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br i1 %or.cond.i, label %if.then.i, label %while.cond.preheader.i
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while.cond.preheader.i: ; preds = %entry
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%0 = bitcast i8* %key2 to i16*
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%1 = bitcast i8* %key1 to i16*
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%2 = load i16, i16* %1, align 2
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%3 = load i16, i16* %0, align 2
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%cmp926.i = icmp eq i16 %2, %3
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br i1 %cmp926.i, label %while.body.i.preheader, label %_ZN11xercesc_2_79XMLString6equalsEPKtS2_.exit
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while.body.i.preheader: ; preds = %while.cond.preheader.i
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%scevgep = getelementptr i8, i8* %key2, i64 2
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%scevgep4 = getelementptr i8, i8* %key1, i64 2
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br label %while.body.i
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if.then.i: ; preds = %entry
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br i1 %cmp.i, label %lor.lhs.false3.i, label %land.lhs.true.i
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land.lhs.true.i: ; preds = %if.then.i
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%4 = bitcast i8* %key1 to i16*
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%5 = load i16, i16* %4, align 2
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%tobool.i = icmp eq i16 %5, 0
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br i1 %tobool.i, label %lor.lhs.false3.i, label %_ZN11xercesc_2_79XMLString6equalsEPKtS2_.exit
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lor.lhs.false3.i: ; preds = %land.lhs.true.i, %if.then.i
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br i1 %cmp1.i, label %if.else.i, label %land.lhs.true5.i
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land.lhs.true5.i: ; preds = %lor.lhs.false3.i
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%6 = bitcast i8* %key2 to i16*
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%7 = load i16, i16* %6, align 2
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%tobool6.i = icmp eq i16 %7, 0
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br i1 %tobool6.i, label %if.else.i, label %_ZN11xercesc_2_79XMLString6equalsEPKtS2_.exit
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if.else.i: ; preds = %land.lhs.true5.i, %lor.lhs.false3.i
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br label %_ZN11xercesc_2_79XMLString6equalsEPKtS2_.exit
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while.body.i: ; preds = %while.body.i.preheader, %if.end12.i
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%lsr.iv5 = phi i8* [ %scevgep4, %while.body.i.preheader ], [ %scevgep6, %if.end12.i ]
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%lsr.iv = phi i8* [ %scevgep, %while.body.i.preheader ], [ %scevgep2, %if.end12.i ]
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%8 = phi i16 [ %15, %if.end12.i ], [ %2, %while.body.i.preheader ]
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%9 = phi i8* [ %key1, %while.body.i.preheader ], [ %13, %if.end12.i ]
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%10 = phi i8* [ %key2, %while.body.i.preheader ], [ %11, %if.end12.i ]
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%11 = getelementptr i8, i8* %10, i64 2
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%12 = bitcast i8* %11 to i16*
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%13 = getelementptr i8, i8* %9, i64 2
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%14 = bitcast i8* %13 to i16*
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%tobool10.i = icmp eq i16 %8, 0
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br i1 %tobool10.i, label %_ZN11xercesc_2_79XMLString6equalsEPKtS2_.exit, label %if.end12.i
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if.end12.i: ; preds = %while.body.i
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%15 = load i16, i16* %14, align 2
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%16 = load i16, i16* %12, align 2
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%cmp9.i = icmp eq i16 %15, %16
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%scevgep2 = getelementptr i8, i8* %lsr.iv, i64 2
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%scevgep6 = getelementptr i8, i8* %lsr.iv5, i64 2
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br i1 %cmp9.i, label %while.body.i, label %_ZN11xercesc_2_79XMLString6equalsEPKtS2_.exit
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_ZN11xercesc_2_79XMLString6equalsEPKtS2_.exit: ; preds = %if.end12.i, %while.body.i, %if.else.i, %land.lhs.true5.i, %land.lhs.true.i, %while.cond.preheader.i
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%retval.0.i1 = phi i64 [ 1, %if.else.i ], [ 0, %land.lhs.true.i ], [ 0, %land.lhs.true5.i ], [ 0, %while.cond.preheader.i ], [ 0, %if.end12.i ], [ 1, %while.body.i ]
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%backToBool = trunc i64 %retval.0.i1 to i1
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ret i1 %backToBool
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}
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attributes #0 = { "target-cpu"="pwr9" }
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...
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---
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name: _ZN11xercesc_2_79HashXMLCh6equalsEPKvS2_
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alignment: 16
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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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failedISel: false
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tracksRegLiveness: true
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hasWinCFI: false
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registers: []
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liveins:
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- { reg: '$x4', virtual-reg: '' }
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- { reg: '$x5', virtual-reg: '' }
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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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stackProtector: ''
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maxCallFrameSize: 0
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cvBytesOfCalleeSavedRegisters: 0
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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localFrameSize: 0
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savePoint: ''
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restorePoint: ''
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fixedStack: []
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stack: []
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callSites: []
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constants: []
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machineFunctionInfo: {}
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body: |
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bb.0.entry:
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successors: %bb.5(0x40000000), %bb.1(0x40000000)
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liveins: $x4, $x5
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renamable $cr1 = CMPDI renamable $x4, 0
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renamable $cr0 = CMPDI renamable $x5, 0
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renamable $cr5lt = CROR renamable $cr1eq, renamable $cr0eq
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BC killed renamable $cr5lt, %bb.5
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bb.1.while.cond.preheader.i:
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successors: %bb.2(0x40000000), %bb.11(0x40000000)
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liveins: $x4, $x5
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renamable $r8 = LHZ 0, renamable $x4 :: (load 2 from %ir.1)
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renamable $r6 = LHZ 0, renamable $x5 :: (load 2 from %ir.0)
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renamable $x3 = LI8 0
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renamable $cr0 = CMPLW renamable $r8, killed renamable $r6
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BCC 68, killed renamable $cr0, %bb.11
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bb.2.while.body.i.preheader:
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successors: %bb.3(0x80000000)
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liveins: $r8, $x3, $x4, $x5
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renamable $x6 = ADDI8 renamable $x5, 2
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renamable $x7 = ADDI8 renamable $x4, 2
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bb.3.while.body.i:
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successors: %bb.4(0x04000000), %bb.10(0x7c000000)
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liveins: $r8, $x3, $x4, $x5, $x6, $x7
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dead renamable $r8 = ANDI_rec killed renamable $r8, 65535, implicit-def $cr0
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BCC 68, killed renamable $cr0, %bb.10
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bb.4:
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renamable $x3 = LI8 1
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BLR8 implicit $lr8, implicit $rm, implicit killed $x3
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bb.5.if.then.i:
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successors: %bb.7(0x30000000), %bb.6(0x50000000)
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liveins: $cr0, $cr1, $x4, $x5
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BC killed renamable $cr1eq, %bb.7
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bb.6.land.lhs.true.i:
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successors: %bb.7(0x30000000), %bb.11(0x50000000)
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liveins: $cr0, $x4, $x5
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renamable $r4 = LHZ 0, killed renamable $x4 :: (load 2 from %ir.4)
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renamable $x3 = LI8 0
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renamable $cr1 = CMPLWI killed renamable $r4, 0
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BCC 68, killed renamable $cr1, %bb.11
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bb.7.lor.lhs.false3.i:
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successors: %bb.9(0x30000000), %bb.8(0x50000000)
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liveins: $cr0, $x5
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BC killed renamable $cr0eq, %bb.9
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bb.8.land.lhs.true5.i:
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successors: %bb.9(0x80000000)
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liveins: $x5
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renamable $r4 = LHZ 0, killed renamable $x5 :: (load 2 from %ir.6)
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renamable $x3 = LI8 0
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renamable $cr0 = CMPLWI killed renamable $r4, 0
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BCCLR 68, killed renamable $cr0, implicit $lr, implicit $rm, implicit killed $x3
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bb.9.if.else.i:
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renamable $x3 = LI8 1
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BLR8 implicit $lr8, implicit $rm, implicit killed $x3
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bb.10.if.end12.i:
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successors: %bb.3(0x7c000000), %bb.11(0x04000000)
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liveins: $x3, $x4, $x5, $x6, $x7
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renamable $x5 = ADDI8 killed renamable $x5, 2
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renamable $x4 = ADDI8 killed renamable $x4, 2
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renamable $r8 = LHZ 0, renamable $x4 :: (load 2 from %ir.14)
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renamable $r9 = LHZ 0, renamable $x5 :: (load 2 from %ir.12)
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renamable $x6 = ADDI8 killed renamable $x6, 2
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renamable $x7 = ADDI8 killed renamable $x7, 2
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renamable $cr0 = CMPLW renamable $r8, killed renamable $r9
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BCC 76, killed renamable $cr0, %bb.3
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bb.11._ZN11xercesc_2_79XMLString6equalsEPKtS2_.exit:
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liveins: $x3
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BLR8 implicit $lr8, implicit $rm, implicit killed $x3
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; CHECK: bb.5.if.else.i:
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; CHECK: successors: %bb.11(0x80000000)
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; CHECK: bb.11:
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; CHECK: renamable $x3 = LI8 1
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; CHECK-NEXT: BLR8 implicit $lr8, implicit $rm, implicit killed $x3
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; CHECK: bb.8.while.body.i (align 16):
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; CHECK: successors: %bb.11(0x04000000), %bb.9(0x7c000000)
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; CHECK: BCC 76, killed renamable $cr0, %bb.11
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...
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