select-pr32733.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
--- |
define i32 @main() {
entry:
ret i32 0
}
declare i32 @printf(i8*, ...)
...
---
name: main
alignment: 4
exposesReturnsTwice: false
legalized: true
regBankSelected: true
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: gpr }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
- { id: 5, class: gpr }
- { id: 6, class: gpr }
- { id: 7, class: gpr }
- { id: 8, class: gpr }
- { id: 9, class: gpr }
- { id: 10, class: gpr }
- { id: 11, class: gpr }
- { id: 12, class: gpr }
- { id: 13, class: gpr }
- { id: 14, class: gpr }
- { id: 15, class: gpr }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 0
offsetAdjustment: 0
maxAlignment: 8
adjustsStack: false
hasCalls: true
maxCallFrameSize: 0
hasOpaqueSPAdjustment: false
hasVAStart: false
hasMustTailInVarArgFunc: false
body: |
bb.1.entry:
liveins: $w0
; CHECK-LABEL: name: main
; CHECK: liveins: $w0
; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
; CHECK: [[ORNWrr:%[0-9]+]]:gpr32 = ORNWrr $wzr, [[COPY]]
; CHECK: [[EORWri:%[0-9]+]]:gpr32sp = EORWri [[ORNWrr]], 0
; CHECK: $w0 = COPY [[EORWri]]
%0(s32) = G_CONSTANT i32 -1
%3(s32) = G_CONSTANT i32 1
%1(s32) = COPY $w0
%2(s32) = G_XOR %1, %0
%4(s32) = G_XOR %2, %3
$w0 = COPY %4(s32)
...