xref: /llvm-project/llvm/test/CodeGen/LoongArch/get-reg-error-la64.ll (revision 9d4f7f44b64d87d1068859906f43b7ce03a7388b)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: not llc < %s --mtriple=loongarch64 -mattr=+d 2>&1 | FileCheck %s
3
4define i32 @read_sp() nounwind {
5entry:
6; CHECK: On LA64, only 64-bit registers can be read.
7  %a1 = call i32 @llvm.read_register.i32(metadata !0)
8  ret i32 %a1
9}
10
11define void @write_sp(i32 %val) nounwind {
12entry:
13; CHECK: On LA64, only 64-bit registers can be written.
14  call void @llvm.write_register.i32(metadata !0, i32 %val)
15  ret void
16}
17
18declare i32 @llvm.read_register.i32(metadata) nounwind
19declare void @llvm.write_register.i32(metadata, i32) nounwind
20
21!0 = !{!"$sp\00"}
22