xref: /llvm-project/llvm/test/CodeGen/Mips/tls.ll (revision 401d123a1fdcbbf4ae7a20178957b7e3a625c044)
1; RUN: llc -mtriple=mipsel-- -disable-mips-delay-filler \
2; RUN:     -relocation-model=pic < %s | FileCheck %s -check-prefix=PIC32
3; RUN: llc -mtriple=mips64el-- -disable-mips-delay-filler \
4; RUN:     -relocation-model=pic < %s | FileCheck %s -check-prefix=PIC64
5
6; RUN: llc -mtriple=mipsel-- -mattr=+micromips -disable-mips-delay-filler \
7; RUN:     -relocation-model=pic < %s | FileCheck %s -check-prefix=MM
8
9@t1 = dso_preemptable thread_local global i32 0, align 4
10
11define dso_preemptable i32 @f1() nounwind {
12entry:
13  %tmp = load i32, ptr @t1, align 4
14  ret i32 %tmp
15
16; PIC32-LABEL:       f1:
17; PIC32-DAG:   addu    $[[R0:[a-z0-9]+]], $2, $25
18; PIC32-DAG:   addiu   $4, $[[R0]], %tlsgd(t1)
19; PIC32-DAG:   lw      $25, %call16(__tls_get_addr)($[[R0]])
20; PIC32-DAG:   jalr    $25
21; PIC32-DAG:   lw      $2, 0($2)
22
23; PIC64-LABEL:       f1:
24; PIC64-DAG:   daddiu  $[[R0:[a-z0-9]+]], $1, %lo(%neg(%gp_rel(f1)))
25; PIC64-DAG:   daddiu  $4, $[[R0]], %tlsgd(t1)
26; PIC64-DAG:   ld      $25, %call16(__tls_get_addr)($[[R0]])
27; PIC64-DAG:   jalr    $25
28; PIC64-DAG:   lw      $2, 0($2)
29
30; MM-LABEL:       f1:
31; MM-DAG:   addu    $gp, $2, $25
32; MM-DAG:   addiu   $4, $gp, %tlsgd(t1)
33; MM-DAG:   lw      $25, %call16(__tls_get_addr)($gp)
34; MM-DAG:   jalr    $25
35; MM-DAG:   lw16    $2, 0($2)
36}
37
38@t2 = external thread_local global i32
39
40define dso_preemptable i32 @f2() nounwind {
41entry:
42  %tmp = load i32, ptr @t2, align 4
43  ret i32 %tmp
44
45; PIC32-LABEL:       f2:
46; PIC32-DAG:   addu    $[[R0:[a-z0-9]+]], $2, $25
47; PIC32-DAG:   addiu   $4, $[[R0]], %tlsgd(t2)
48; PIC32-DAG:   lw      $25, %call16(__tls_get_addr)($[[R0]])
49; PIC32-DAG:   jalr    $25
50; PIC32-DAG:   lw      $2, 0($2)
51
52; PIC64-LABEL:       f2:
53; PIC64-DAG:   daddiu  $[[R0:[a-z0-9]+]], $1, %lo(%neg(%gp_rel(f2)))
54; PIC64-DAG:   daddiu  $4, $[[R0]], %tlsgd(t2)
55; PIC64-DAG:   ld      $25, %call16(__tls_get_addr)($[[R0]])
56; PIC64-DAG:   jalr    $25
57; PIC64-DAG:   lw      $2, 0($2)
58
59; MM-LABEL:       f2:
60; MM-DAG:   addu    $[[R0:[a-z0-9]+]], $2, $25
61; MM-DAG:   lw      $25, %call16(__tls_get_addr)($[[R0]])
62; MM-DAG:   addiu   $4, $[[R0]], %tlsgd(t2)
63; MM-DAG:   jalr    $25
64; MM-DAG:   lw16    $2, 0($2)
65}
66
67@f3.i = internal thread_local unnamed_addr global i32 1, align 4
68
69define dso_preemptable i32 @f3() nounwind {
70entry:
71; PIC32-LABEL:      f3:
72; PIC32:   addu    $[[R0:[a-z0-9]+]], $2, $25
73; PIC32:   addiu   $4, $[[R0]], %tlsldm(f3.i)
74; PIC32:   lw      $25, %call16(__tls_get_addr)($[[R0]])
75; PIC32:   jalr    $25
76; PIC32:   lui     $[[R0:[0-9]+]], %dtprel_hi(f3.i)
77; PIC32:   addu    $[[R1:[0-9]+]], $[[R0]], $2
78; PIC32:   lw      $[[R3:[0-9]+]], %dtprel_lo(f3.i)($[[R1]])
79; PIC32:   addiu   $[[R3]], $[[R3]], 1
80; PIC32:   sw      $[[R3]], %dtprel_lo(f3.i)($[[R1]])
81
82; PIC64-LABEL:      f3:
83; PIC64:   lui     $[[R0:[a-z0-9]+]], %hi(%neg(%gp_rel(f3)))
84; PIC64:   daddu   $[[R0]], $[[R0]], $25
85; PIC64:   daddiu  $[[R1:[a-z0-9]+]], $[[R0]], %lo(%neg(%gp_rel(f3)))
86; PIC64:   daddiu  $4, $[[R1]], %tlsldm(f3.i)
87; PIC64:   ld      $25, %call16(__tls_get_addr)($[[R1]])
88; PIC64:   jalr    $25
89; PIC64:   lui     $[[R0:[0-9]+]], %dtprel_hi(f3.i)
90; PIC64:   daddu   $[[R1:[0-9]+]], $[[R0]], $2
91; PIC64:   lw      $[[R2:[0-9]+]], %dtprel_lo(f3.i)($[[R1]])
92; PIC64:   addiu   $[[R2]], $[[R2]], 1
93; PIC64:   sw      $[[R2]], %dtprel_lo(f3.i)($[[R1]])
94
95; MM-LABEL:       f3:
96; MM:   addiu   $4, ${{[a-z0-9]+}}, %tlsldm(f3.i)
97; MM:   jalr    $25
98; MM:   lui     $[[R0:[0-9]+]], %dtprel_hi(f3.i)
99; MM:   addu16  $[[R1:[0-9]+]], $[[R0]], $2
100; MM:   lw      ${{[0-9]+}}, %dtprel_lo(f3.i)($[[R1]])
101
102  %0 = load i32, ptr @f3.i, align 4
103  %inc = add nsw i32 %0, 1
104  store i32 %inc, ptr @f3.i, align 4
105  ret i32 %inc
106}
107