llvm-project/lld/test/ELF/aarch64-tlsld-ldst.s

86 lines
2.7 KiB
ArmAsm

// RUN: llvm-mc -triple=aarch64-linux-gnu -filetype=obj %s -o %t.o
// RUN: ld.lld %t.o -o %t
// RUN: llvm-objdump -d %t | FileCheck %s
// RUN: llvm-readelf --symbols %t | FileCheck -check-prefix CHECK-SYMS %s
// REQUIRES: aarch64
.text
.globl _start
.type _start, %function
_start: mrs x8, TPIDR_EL0
add x8, x8, :tprel_hi12:var0
ldr q20, [x8, :tprel_lo12_nc:var0]
add x8, x8, :tprel_hi12:var1
ldr x0, [x8, :tprel_lo12_nc:var1]
add x8, x8, :tprel_hi12:var2
ldr w0, [x8, :tprel_lo12_nc:var2]
add x8, x8, :tprel_hi12:var3
ldrh w0, [x8, :tprel_lo12_nc:var3]
add x8, x8, :tprel_hi12:var4
ldrb w0, [x8, :tprel_lo12_nc:var4]
// CHECK: _start:
// CHECK-NEXT: 20000: 48 d0 3b d5 mrs x8, TPIDR_EL0
// 0x0 + c10 = 0xc10 = tcb (16-bytes) + var0
// CHECK-NEXT: 20004: 08 01 40 91 add x8, x8, #0, lsl #12
// CHECK-NEXT: 20008: 14 05 c3 3d ldr q20, [x8, #3088]
// 0x1000 + 0x820 = 0x1820 = tcb + var1
// CHECK-NEXT: 2000c: 08 05 40 91 add x8, x8, #1, lsl #12
// CHECK-NEXT: 20010: 00 11 44 f9 ldr x0, [x8, #2080]
// 0x2000 + 0x428 = 0x2428 = tcb + var2
// CHECK-NEXT: 20014: 08 09 40 91 add x8, x8, #2, lsl #12
// CHECK-NEXT: 20018: 00 29 44 b9 ldr w0, [x8, #1064]
// 0x3000 + 0x2c = 0x302c = tcb + var3
// CHECK-NEXT: 2001c: 08 0d 40 91 add x8, x8, #3, lsl #12
// CHECK-NEXT: 20020: 00 59 40 79 ldrh w0, [x8, #44]
// 0x3000 + 0xc2e = 0x32ce = tcb + var4
// CHECK-NEXT: 20024: 08 0d 40 91 add x8, x8, #3, lsl #12
// CHECK-NEXT: 20028: 00 b9 70 39 ldrb w0, [x8, #3118]
// CHECK-SYMS: 0000000000000c00 0 TLS GLOBAL DEFAULT 2 var0
// CHECK-SYMS-NEXT: 0000000000001810 4 TLS GLOBAL DEFAULT 2 var1
// CHECK-SYMS-NEXT: 0000000000002418 2 TLS GLOBAL DEFAULT 2 var2
// CHECK-SYMS-NEXT: 000000000000301c 1 TLS GLOBAL DEFAULT 2 var3
// CHECK-SYMS-NEXT: 0000000000003c1e 0 TLS GLOBAL DEFAULT 2 var4
.globl var0
.globl var1
.globl var2
.globl var3
.globl var4
.type var0,@object
.type var1,@object
.type var2,@object
.type var3,@object
.section .tbss,"awT",@nobits
.balign 16
.space 1024 * 3
var0:
.quad 0
.quad 0
.size var1, 16
.space 1024 * 3
var1:
.quad 0
.size var1, 8
.space 1024 * 3
var2:
.word 0
.size var1, 4
.space 1024 * 3
var3:
.hword 0
.size var2, 2
.space 1024 * 3
var4:
.byte 0
.size var3, 1
.space 1024 * 3