llvm/test/CodeGen/PowerPC/cxx_tlscc64.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -relocation-model=static -verify-machineinstrs < %s --enable-shrink-wrap=false -mtriple=powerpc64le-unknown-linux-gnu | FileCheck %s
%struct.S = type { i8 }

@sg = internal thread_local global %struct.S zeroinitializer, align 1
@__dso_handle = external global i8
@__tls_guard = internal thread_local unnamed_addr global i1 false
@sum1 = internal thread_local global i32 0, align 4

declare void @_ZN1SC1Ev(ptr)
declare void @_ZN1SD1Ev(ptr)
declare i32 @_tlv_atexit(ptr, ptr, ptr)

define cxx_fast_tlscc nonnull ptr @_ZTW2sg() nounwind {
; CHECK-LABEL: _ZTW2sg:
; CHECK:       # %bb.0:
; CHECK-NEXT:    mflr 0
; CHECK-NEXT:    std 30, -16(1) # 8-byte Folded Spill
; CHECK-NEXT:    stdu 1, -48(1)
; CHECK-NEXT:    std 0, 64(1)
; CHECK-NEXT:    addis 3, 13, __tls_guard@tprel@ha
; CHECK-NEXT:    lbz 4, __tls_guard@tprel@l(3)
; CHECK-NEXT:    andi. 4, 4, 1
; CHECK-NEXT:    bc 12, 1, .LBB0_2
; CHECK-NEXT:  # %bb.1: # %init.i
; CHECK-NEXT:    li 4, 1
; CHECK-NEXT:    stb 4, __tls_guard@tprel@l(3)
; CHECK-NEXT:    addis 3, 13, sg@tprel@ha
; CHECK-NEXT:    addi 30, 3, sg@tprel@l
; CHECK-NEXT:    mr 3, 30
; CHECK-NEXT:    bl _ZN1SC1Ev
; CHECK-NEXT:    nop
; CHECK-NEXT:    addis 3, 2, .LC0@toc@ha
; CHECK-NEXT:    addis 4, 2, .LC1@toc@ha
; CHECK-NEXT:    ld 3, .LC0@toc@l(3)
; CHECK-NEXT:    ld 5, .LC1@toc@l(4)
; CHECK-NEXT:    mr 4, 30
; CHECK-NEXT:    bl _tlv_atexit
; CHECK-NEXT:    nop
; CHECK-NEXT:  .LBB0_2: # %__tls_init.exit
; CHECK-NEXT:    addis 3, 13, sg@tprel@ha
; CHECK-NEXT:    addi 3, 3, sg@tprel@l
; CHECK-NEXT:    addi 1, 1, 48
; CHECK-NEXT:    ld 0, 16(1)
; CHECK-NEXT:    ld 30, -16(1) # 8-byte Folded Reload
; CHECK-NEXT:    mtlr 0
; CHECK-NEXT:    blr
  %.b.i = load i1, ptr @__tls_guard, align 1
  br i1 %.b.i, label %__tls_init.exit, label %init.i

init.i:
  store i1 true, ptr @__tls_guard, align 1
  tail call void @_ZN1SC1Ev(ptr nonnull @sg) #2
  %1 = tail call i32 @_tlv_atexit(ptr nonnull @_ZN1SD1Ev, ptr nonnull @sg, ptr nonnull @__dso_handle) #2
  br label %__tls_init.exit

__tls_init.exit:
  ret ptr @sg
}

define cxx_fast_tlscc nonnull ptr @_ZTW4sum1() nounwind {
; CHECK-LABEL: _ZTW4sum1:
; CHECK:       # %bb.0:
; CHECK-NEXT:    addis 3, 13, sum1@tprel@ha
; CHECK-NEXT:    addi 3, 3, sum1@tprel@l
; CHECK-NEXT:    blr
  ret ptr @sum1
}

define cxx_fast_tlscc ptr @_ZTW4sum2() #0 {
; CHECK-LABEL: _ZTW4sum2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    addis 3, 13, sum1@tprel@ha
; CHECK-NEXT:    addi 3, 3, sum1@tprel@l
; CHECK-NEXT:    blr
  ret ptr @sum1
}

attributes #0 = { nounwind "frame-pointer"="all" }