File: namedreg.ll

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llvm-toolchain-16 1%3A16.0.6-15~deb12u1
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; RUN: llc -mattr=+reserved-r19 -march=hexagon < %s | FileCheck %s
define dso_local i32 @r19f() #0 {
entry:
  %0 = call i32 @llvm.read_register.i32(metadata !0)
  ret i32 %0
}
declare i32 @llvm.read_register.i32(metadata) #1

define dso_local i32 @rcs0() #0 {
entry:
  %0 = call i32 @llvm.read_register.i32(metadata !1)
  ret i32 %0
}

define dso_local i32 @rcs1() #0 {
entry:
  %0 = call i32 @llvm.read_register.i32(metadata !2)
  ret i32 %0
}



!llvm.named.register.r19 = !{!0}
!llvm.named.register.cs0 = !{!1}
!llvm.named.register.cs1 = !{!2}

!0 = !{!"r19"}
!1 = !{!"cs0"}
!2 = !{!"cs1"}
; CHECK: r0 = r19
; CHECK: r0 = cs0
; CHECK: r0 = cs1