xref: /llvm-project/llvm/test/CodeGen/PowerPC/ppc32-nest.ll (revision eb7d16ea25649909373e324e6ebf36774cabdbfa)
1; RUN: llc -verify-machineinstrs < %s | FileCheck %s
2target datalayout = "E-m:e-p:32:32-i64:64-n32"
3target triple = "powerpc-unknown-linux-gnu"
4
5; Tests that the 'nest' parameter attribute causes the relevant parameter to be
6; passed in the right register (r11 for PPC).
7
8define ptr @nest_receiver(ptr nest %arg) nounwind {
9; CHECK-LABEL: nest_receiver:
10; CHECK: # %bb.0:
11; CHECK-NEXT: mr 3, 11
12; CHECK-NEXT: blr
13
14  ret ptr %arg
15}
16
17define ptr @nest_caller(ptr %arg) nounwind {
18; CHECK-LABEL: nest_caller:
19; CHECK: mr 11, 3
20; CHECK: stw 0, 20(1)
21; CHECK-NEXT: bl nest_receiver
22; CHECK: blr
23
24  %result = call ptr @nest_receiver(ptr nest %arg)
25  ret ptr %result
26}
27
28