llvm/test/CodeGen/PowerPC/named-reg-alloc-r0.ll


1
2
3
4
5
6
7
8
9
10
11
12
13

; RUN: not --crash llc < %s -mtriple=powerpc-unknown-linux-gnu 2>&1 | FileCheck %s
; RUN: not --crash llc < %s -mtriple=powerpc64-unknown-linux-gnu 2>&1 | FileCheck %s

define i32 @get_reg() nounwind {
entry:
; CHECK: Trying to reserve an invalid register "r0".
        %reg = call i32 @llvm.read_register.i32(metadata !0)
  ret i32 %reg
}

declare i32 @llvm.read_register.i32(metadata) nounwind

!0 = !{!"r0\00"}