xref: /llvm-project/llvm/test/CodeGen/AArch64/GlobalISel/call-lowering-alias.ll (revision b071b703174c166efd252a25f47e6c6a1cc2993e)
1; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2; RUN: llc -mtriple=aarch64-elf -global-isel -stop-after=irtranslator -verify-machineinstrs -o - %s | FileCheck %s
3
4@foo_alias = alias ptr, ptr @callee
5
6define internal ptr @callee() {
7  ; CHECK-LABEL: name: callee
8  ; CHECK: bb.1.entry:
9  ; CHECK-NEXT:   [[C:%[0-9]+]]:_(p0) = G_CONSTANT i64 0
10  ; CHECK-NEXT:   $x0 = COPY [[C]](p0)
11  ; CHECK-NEXT:   RET_ReallyLR implicit $x0
12entry:
13  ret ptr null
14}
15
16define void @caller() {
17  ; CHECK-LABEL: name: caller
18  ; CHECK: bb.1.entry:
19  ; CHECK-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
20  ; CHECK-NEXT:   BL @foo_alias, csr_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit-def $w0
21  ; CHECK-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
22  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:_(s32) = COPY $w0
23  ; CHECK-NEXT:   RET_ReallyLR
24entry:
25  %0 = call i32 @foo_alias()
26  ret void
27}
28