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Test for 241794 (nest attribute in AArch64)
Forgot to git add the test. Patch by Stephen Cross. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241797 91177308-0d34-0410-b5e6-96231b3b80d8
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test/CodeGen/AArch64/nest-register.ll
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test/CodeGen/AArch64/nest-register.ll
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; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s
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; Tests that the 'nest' parameter attribute causes the relevant parameter to be
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; passed in the right register.
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define i8* @nest_receiver(i8* nest %arg) nounwind {
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; CHECK-LABEL: nest_receiver:
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; CHECK-NEXT: // BB#0:
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; CHECK-NEXT: mov x0, x18
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; CHECK-NEXT: ret
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ret i8* %arg
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}
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define i8* @nest_caller(i8* %arg) nounwind {
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; CHECK-LABEL: nest_caller:
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; CHECK: mov x18, x0
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; CHECK-NEXT: bl nest_receiver
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; CHECK: ret
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%result = call i8* @nest_receiver(i8* nest %arg)
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ret i8* %result
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}
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