1; RUN: llc -mtriple=sparc64-linux-gnu -mattr=+reserve-l0 -o - %s | FileCheck %s --check-prefixes=CHECK-RESERVED-L0 2 3;; Ensure explicit register references are catched as well. 4 5; CHECK-RESERVED-L0: %l0 6define void @set_reg(i32 zeroext %x) { 7entry: 8 tail call void @llvm.write_register.i32(metadata !0, i32 %x) 9 ret void 10} 11 12declare void @llvm.write_register.i32(metadata, i32) 13!0 = !{!"l0"} 14