xref: /llvm-project/llvm/test/CodeGen/PowerPC/retaddr.ll (revision eb7d16ea25649909373e324e6ebf36774cabdbfa)
1; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-unknown-linux-gnu | FileCheck %s -check-prefix=PPC32
2; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu | FileCheck %s -check-prefix=PPC64
3
4; PPC32: foo
5; PPC32: mflr 0
6; PPC32: stwu 1, -[[STACK:[0-9]+]](1)
7; PPC32: stw 0, 20(1)
8; PPC32: lwz [[REG:[0-9]+]], [[RETADDR:[0-9]+]](1)
9; PPC32: stw [[REG]], 0(3)
10; PPC32: lwz 0, [[RETADDR]](1)
11; PPC32: addi 1, 1, [[STACK]]
12; PPC32: mtlr 0
13; PPC32: blr
14
15; PPC64: foo
16; PPC64: mflr 0
17; PPC64: stdu 1, -[[#%d,STACK:]]
18; PPC64: std 0, [[#%d,RETADDR:]]
19; PPC64: ld [[REG:[0-9]+]]
20; PPC64: std [[REG]], 0(3)
21; PPC64: addi 1, 1, [[#%d,STACK]]
22; PPC64: ld 0, [[#%d,RETADDR-STACK]]
23; PPC64: mtlr 0
24; PPC64: blr
25
26define void @foo(ptr %X) nounwind {
27entry:
28	%tmp = tail call ptr @llvm.returnaddress( i32 0 )		; <ptr> [#uses=1]
29	store ptr %tmp, ptr %X, align 4
30	ret void
31}
32
33declare ptr @llvm.returnaddress(i32)
34
35