; RUN: llc -split-dwarf=Enable -mtriple=powerpc64-unknown-linux-gnu -O0 -filetype=asm < %s | FileCheck %s

; FIXME: add relocation and DWARF expression support to llvm-dwarfdump & use
; that here instead of raw assembly printing

; CHECK: debug_info.dwo
; 3 bytes of data in this DW_FORM_block1 representation of the location of 'tls'
; CHECK: .byte 3{{ *}}# DW_AT_location
; DW_OP_const_index (0xfx == 252) to refer to the debug_addr table
; CHECK-NEXT: .byte 252
; an index of zero into the debug_addr table
; CHECK-NEXT: .byte 0
; DW_OP_GNU_push_tls_address
; CHECK-NEXT: .byte 224
; check that the expected TLS address description is the first thing in the debug_addr section
; CHECK: debug_addr
; CHECK-NEXT: .Laddr_sec:
; CHECK-NEXT: .quad tls@dtprel+32768

@tls = thread_local global i32 0, align 4

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!7, !8}

!0 = !MDCompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.4 ", isOptimized: false, splitDebugFilename: "tls.dwo", emissionKind: 0, file: !1, enums: !2, retainedTypes: !2, subprograms: !2, globals: !3, imports: !2)
!1 = !MDFile(filename: "tls.cpp", directory: "/tmp")
!2 = !{}
!3 = !{!4}
!4 = !MDGlobalVariable(name: "tls", line: 1, isLocal: false, isDefinition: true, scope: null, file: !5, type: !6, variable: i32* @tls)
!5 = !MDFile(filename: "tls.cpp", directory: "/tmp")
!6 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
!7 = !{i32 2, !"Dwarf Version", i32 3}
!8 = !{i32 1, !"Debug Info Version", i32 3}