test/CodeGen/Mips/tls.ll

; RUN: llc -march=mipsel < %s | FileCheck %s -check-prefix=PIC
; RUN: llc -march=mipsel -relocation-model=static < %s \
; RUN:                             | FileCheck %s -check-prefix=STATIC


@t1 = thread_local global i32 0, align 4

define i32 @f1() nounwind {
entry:
  %tmp = load i32* @t1, align 4
  ret i32 %tmp

; CHECK: f1:

; PIC:   lw      $25, %call16(__tls_get_addr)($gp)
; PIC:   addiu   $4, $gp, %tlsgd(t1)
; PIC:   jalr    $25
; PIC:   lw      $2, 0($2)

; STATIC:   rdhwr   $3, $29
; STATIC:   lui     $[[R0:[0-9]+]], %tprel_hi(t1)
; STATIC:   addiu   $[[R1:[0-9]+]], $[[R0]], %tprel_lo(t1)
; STATIC:   addu    $[[R2:[0-9]+]], $3, $[[R1]]
; STATIC:   lw      $2, 0($[[R2]])
}


@t2 = external thread_local global i32

define i32 @f2() nounwind {
entry:
  %tmp = load i32* @t2, align 4
  ret i32 %tmp

; CHECK: f2:

; PIC:   lw      $25, %call16(__tls_get_addr)($gp)
; PIC:   addiu   $4, $gp, %tlsgd(t2)
; PIC:   jalr    $25
; PIC:   lw      $2, 0($2)

; STATIC:   rdhwr   $3, $29
; STATIC:   lw      $[[R0:[0-9]+]], %gottprel(t2)($gp)
; STATIC:   addu    $[[R1:[0-9]+]], $3, $[[R0]]
; STATIC:   lw      $2, 0($[[R1]])
}

@f3.i = internal thread_local unnamed_addr global i32 1, align 4

define i32 @f3() nounwind {
entry:
; CHECK: f3:

; PIC:   addiu   $4, $gp, %tlsldm(f3.i)
; PIC:   jalr    $25
; PIC:   lui     $[[R0:[0-9]+]], %dtprel_hi(f3.i)
; PIC:   addu    $[[R1:[0-9]+]], $[[R0]], $2
; PIC:   lw      ${{[0-9]+}}, %dtprel_lo(f3.i)($[[R1]])

  %0 = load i32* @f3.i, align 4
  %inc = add nsw i32 %0, 1
  store i32 %inc, i32* @f3.i, align 4
  ret i32 %inc
}