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5a09ce9ad1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205885 91177308-0d34-0410-b5e6-96231b3b80d8
27 lines
611 B
LLVM
27 lines
611 B
LLVM
; RUN: llc < %s -march=arm64 | FileCheck %s
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define i8* @rt0(i32 %x) nounwind readnone {
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entry:
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; CHECK-LABEL: rt0:
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; CHECK: mov x0, x30
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; CHECK: ret
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%0 = tail call i8* @llvm.returnaddress(i32 0)
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ret i8* %0
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}
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define i8* @rt2() nounwind readnone {
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entry:
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; CHECK-LABEL: rt2:
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; CHECK: stp x29, x30, [sp, #-16]!
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; CHECK: mov x29, sp
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; CHECK: ldr x[[REG:[0-9]+]], [x29]
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; CHECK: ldr x[[REG2:[0-9]+]], [x[[REG]]]
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; CHECK: ldr x0, [x[[REG2]], #8]
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; CHECK: ldp x29, x30, [sp], #16
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; CHECK: ret
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%0 = tail call i8* @llvm.returnaddress(i32 2)
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ret i8* %0
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}
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declare i8* @llvm.returnaddress(i32) nounwind readnone
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