1; RUN: llc -emulated-tls -mtriple=aarch64-linux-android \ 2; RUN: -relocation-model=pic -frame-pointer=all < %s | FileCheck -check-prefix=ARM64 %s 3; RUN: llc -mtriple=aarch64-linux-android \ 4; RUN: -relocation-model=pic -frame-pointer=all < %s | FileCheck -check-prefix=ARM64 %s 5 6; Copied from X86/emutls.ll 7 8; Use my_emutls_get_address like __emutls_get_address. 9@my_emutls_v_xyz = external global ptr, align 4 10declare ptr @my_emutls_get_address(ptr) 11 12define i32 @my_get_xyz() uwtable { 13; ARM64-LABEL: my_get_xyz: 14; ARM64: adrp x0, :got:my_emutls_v_xyz 15; ARM64-NEXT: ldr x0, [x0, :got_lo12:my_emutls_v_xyz] 16; ARM64-NEXT: bl my_emutls_get_address 17; ARM64-NEXT: ldr w0, [x0] 18; ARM64-NEXT: .cfi_def_cfa wsp, 16 19; ARM64-NEXT: ldp x29, x30, [sp] 20 21entry: 22 %call = call ptr @my_emutls_get_address(ptr @my_emutls_v_xyz) 23 %0 = load i32, ptr %call, align 4 24 ret i32 %0 25} 26 27@i1 = thread_local global i32 15 28@i2 = external thread_local global i32 29@i3 = internal thread_local global i32 15 30@i4 = hidden thread_local global i32 15 31@i5 = external hidden thread_local global i32 32@s1 = thread_local global i16 15 33@b1 = thread_local global i8 0 34 35define i32 @f1() uwtable { 36; ARM64-LABEL: f1: 37; ARM64: adrp x0, :got:__emutls_v.i1 38; ARM64-NEXT: ldr x0, [x0, :got_lo12:__emutls_v.i1] 39; ARM64-NEXT: bl __emutls_get_address 40; ARM64-NEXT: ldr w0, [x0] 41; ARM64-NEXT: .cfi_def_cfa wsp, 16 42; ARM64-NEXT: ldp x29, x30, [sp] 43 44entry: 45 %tmp1 = load i32, ptr @i1 46 ret i32 %tmp1 47} 48 49define ptr @f2() uwtable { 50; ARM64-LABEL: f2: 51; ARM64: adrp x0, :got:__emutls_v.i1 52; ARM64-NEXT: ldr x0, [x0, :got_lo12:__emutls_v.i1] 53; ARM64-NEXT: bl __emutls_get_address 54; ARM64-NEXT: .cfi_def_cfa wsp, 16 55; ARM64-NEXT: ldp x29, x30, [sp] 56 57entry: 58 ret ptr @i1 59} 60 61define i32 @f5() nounwind { 62; ARM64-LABEL: f5: 63; ARM64: adrp x0, __emutls_v.i3 64; ARM64: add x0, x0, :lo12:__emutls_v.i3 65; ARM64: bl __emutls_get_address 66; ARM64-NEXT: ldr w0, [x0] 67 68entry: 69 %tmp1 = load i32, ptr @i3 70 ret i32 %tmp1 71} 72 73define ptr @f6() uwtable { 74; ARM64-LABEL: f6: 75; ARM64: adrp x0, __emutls_v.i3 76; ARM64: add x0, x0, :lo12:__emutls_v.i3 77; ARM64-NEXT: bl __emutls_get_address 78; ARM64-NEXT: .cfi_def_cfa wsp, 16 79; ARM64-NEXT: ldp x29, x30, [sp] 80 81entry: 82 ret ptr @i3 83} 84 85; Simple test of comdat __thread variables. 86; template <class T> struct A { static __thread T x; }; 87; template <class T> T __thread A<T>::x; 88; int getIntX() { return A<int>::x++; } 89; float getFloatX() { return A<float>::x++; } 90 91$_ZN1AIiE1xE = comdat any 92$_ZN1AIfE1xE = comdat any 93@_ZN1AIiE1xE = linkonce_odr thread_local global i32 0, comdat, align 4 94@_ZN1AIfE1xE = linkonce_odr thread_local global float 0.000000e+00, comdat, align 4 95 96define i32 @_Z7getIntXv() { 97; ARM64-LABEL: _Z7getIntXv: 98; ARM64: adrp x0, :got:__emutls_v._ZN1AIiE1xE 99; ARM64: ldr x0, [x0, :got_lo12:__emutls_v._ZN1AIiE1xE] 100; ARM64-NEXT: bl __emutls_get_address 101; ARM64: ldr {{.*}}, [x0] 102; ARM64: add 103; ARM64: str {{.*}}, [x8] 104 105entry: 106 %0 = load i32, ptr @_ZN1AIiE1xE, align 4 107 %inc = add nsw i32 %0, 1 108 store i32 %inc, ptr @_ZN1AIiE1xE, align 4 109 ret i32 %0 110} 111 112define float @_Z9getFloatXv() { 113; ARM64-LABEL: _Z9getFloatXv: 114; ARM64: adrp x0, :got:__emutls_v._ZN1AIfE1xE 115; ARM64: ldr x0, [x0, :got_lo12:__emutls_v._ZN1AIfE1xE] 116; ARM64-NEXT: bl __emutls_get_address 117; ARM64: ldr {{.*}}, [x0] 118; ARM64: fadd s{{.*}}, s 119; ARM64: str s{{.*}}, [x0] 120 121entry: 122 %0 = load float, ptr @_ZN1AIfE1xE, align 4 123 %inc = fadd float %0, 1.000000e+00 124 store float %inc, ptr @_ZN1AIfE1xE, align 4 125 ret float %0 126} 127 128 129;;;;;;;;;;;;;; 64-bit __emutls_v. and __emutls_t. 130 131; ARM64: .data{{$}} 132; ARM64: .globl __emutls_v.i1 133; ARM64-LABEL: __emutls_v.i1: 134; ARM64-NEXT: .xword 4 135; ARM64-NEXT: .xword 4 136; ARM64-NEXT: .xword 0 137; ARM64-NEXT: .xword __emutls_t.i1 138 139; ARM64: .section .rodata, 140; ARM64-LABEL: __emutls_t.i1: 141; ARM64-NEXT: .word 15 142 143; ARM64-NOT: __emutls_v.i2 144 145; ARM64: .data{{$}} 146; ARM64-NOT: .globl 147; ARM64-LABEL: __emutls_v.i3: 148; ARM64-NEXT: .xword 4 149; ARM64-NEXT: .xword 4 150; ARM64-NEXT: .xword 0 151; ARM64-NEXT: .xword __emutls_t.i3 152 153; ARM64: .section .rodata, 154; ARM64-LABEL: __emutls_t.i3: 155; ARM64-NEXT: .word 15 156 157; ARM64: .hidden __emutls_v.i4 158; ARM64: .data{{$}} 159; ARM64: .globl __emutls_v.i4 160; ARM64-LABEL: __emutls_v.i4: 161; ARM64-NEXT: .xword 4 162; ARM64-NEXT: .xword 4 163; ARM64-NEXT: .xword 0 164; ARM64-NEXT: .xword __emutls_t.i4 165 166; ARM64: .section .rodata, 167; ARM64-LABEL: __emutls_t.i4: 168; ARM64-NEXT: .word 15 169 170; ARM64-NOT: __emutls_v.i5: 171; ARM64: .hidden __emutls_v.i5 172; ARM64-NOT: __emutls_v.i5: 173 174; ARM64: .data{{$}} 175; ARM64: .globl __emutls_v.s1 176; ARM64-LABEL: __emutls_v.s1: 177; ARM64-NEXT: .xword 2 178; ARM64-NEXT: .xword 2 179; ARM64-NEXT: .xword 0 180; ARM64-NEXT: .xword __emutls_t.s1 181 182; ARM64: .section .rodata, 183; ARM64-LABEL: __emutls_t.s1: 184; ARM64-NEXT: .hword 15 185 186; ARM64: .data{{$}} 187; ARM64-LABEL: __emutls_v.b1: 188; ARM64-NEXT: .xword 1 189; ARM64-NEXT: .xword 1 190; ARM64-NEXT: .xword 0 191; ARM64-NEXT: .xword 0 192 193; ARM64-NOT: __emutls_t.b1 194 195; ARM64: .section .data.__emutls_v._ZN1AIiE1xE,{{.*}},__emutls_v._ZN1AIiE1xE,comdat 196; ARM64: .weak __emutls_v._ZN1AIiE1xE 197; ARM64: .p2align 3 198; ARM64-LABEL: __emutls_v._ZN1AIiE1xE: 199; ARM64-NEXT: .xword 4 200; ARM64-NEXT: .xword 4 201; ARM64-NEXT: .xword 0 202; ARM64-NEXT: .xword 0 203 204; ARM64: .section .data.__emutls_v._ZN1AIfE1xE,{{.*}},__emutls_v._ZN1AIfE1xE,comdat 205; ARM64: .weak __emutls_v._ZN1AIfE1xE 206; ARM64: .p2align 3 207; ARM64-LABEL: __emutls_v._ZN1AIfE1xE: 208; ARM64-NEXT: .xword 4 209; ARM64-NEXT: .xword 4 210; ARM64-NEXT: .xword 0 211; ARM64-NEXT: .xword __emutls_t._ZN1AIfE1xE 212 213; ARM64: .section .rodata.__emutls_t._ZN1AIfE1xE,{{.*}},__emutls_t._ZN1AIfE1xE,comdat 214; ARM64: .weak __emutls_t._ZN1AIfE1xE 215; ARM64: .p2align 2 216; ARM64-LABEL: __emutls_t._ZN1AIfE1xE: 217; ARM64-NEXT: .word 0 218; ARM64-NEXT: .size 219