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|
# RUN: llc -mtriple=x86_64-unknown-linux-gnu -mcpu=slm -run-pass post-RA-sched -o - %s | FileCheck %s
#
# Verify that the critical antidependence breaker does not partially
# replace tied operands
--- |
define void @main() { ret void }
...
---
# CHECK-LABEL: main
name: main
alignment: 16
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers: []
liveins:
- { reg: '$edi', virtual-reg: '' }
- { reg: '$esi', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 0
offsetAdjustment: 0
maxAlignment: 1
adjustsStack: false
hasCalls: false
stackProtector: ''
maxCallFrameSize: 0
cvBytesOfCalleeSavedRegisters: 0
hasOpaqueSPAdjustment: false
hasVAStart: false
hasMustTailInVarArgFunc: false
localFrameSize: 0
savePoint: ''
restorePoint: ''
fixedStack: []
stack: []
callSites: []
debugValueSubstitutions: []
constants: []
machineFunctionInfo: {}
body: |
bb.0:
liveins: $edi, $esi
$eax = MOV32rr $esi
$eax = LEA64_32r $rdi, 1, $rsi, 0, $noreg
$edi = MOV32rr $esi
$esi = MOV32ri 4
; Verify that XOR is untouched by the dependency breaker
; CHECK: $esi = XOR32rr undef $esi, undef $esi, implicit-def dead $eflags, implicit-def $rsi
$esi = XOR32rr undef $esi, undef $esi, implicit-def dead $eflags, implicit-def $rsi
RET64 killed $eax
...
|
