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

86 lines
2.6 KiB
ArmAsm

// REQUIRES: aarch64
// RUN: llvm-mc -triple=aarch64-linux-gnu -filetype=obj %s -o %t.o
// RUN: ld.lld %t.o -o %t
// RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
// RUN: llvm-readelf --symbols %t | FileCheck -check-prefix CHECK-SYMS %s
.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: 210000: mrs x8, TPIDR_EL0
// 0x0 + c10 = 0xc10 = tcb (16-bytes) + var0
// CHECK-NEXT: 210004: add x8, x8, #0, lsl #12
// CHECK-NEXT: 210008: ldr q20, [x8, #3088]
// 0x1000 + 0x820 = 0x1820 = tcb + var1
// CHECK-NEXT: 21000c: add x8, x8, #1, lsl #12
// CHECK-NEXT: 210010: ldr x0, [x8, #2080]
// 0x2000 + 0x428 = 0x2428 = tcb + var2
// CHECK-NEXT: 210014: add x8, x8, #2, lsl #12
// CHECK-NEXT: 210018: ldr w0, [x8, #1064]
// 0x3000 + 0x2c = 0x302c = tcb + var3
// CHECK-NEXT: 21001c: add x8, x8, #3, lsl #12
// CHECK-NEXT: 210020: ldrh w0, [x8, #44]
// 0x3000 + 0xc2e = 0x32ce = tcb + var4
// CHECK-NEXT: 210024: add x8, x8, #3, lsl #12
// CHECK-NEXT: 210028: 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