// REQUIRES: aarch64 // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-linux %s -o %t.o // RUN: ld.lld --hash-style=sysv -shared %t.o -o %t.so // RUN: llvm-objdump -d %t.so | FileCheck %s // RUN: llvm-readobj -r %t.so | FileCheck --check-prefix=REL %s .text adrp x0, :tlsdesc:a ldr x1, [x0, :tlsdesc_lo12:a] add x0, x0, :tlsdesc_lo12:a .tlsdesccall a blr x1 // Create relocation against local TLS symbols where linker should // create target specific dynamic TLSDESC relocation where addend is // the symbol VMA in tls block. // CHECK: 10000: {{.*}} adrp x0, #65536 // CHECK-NEXT: 10004: {{.*}} ldr x1, [x0, #144] // CHECK-NEXT: 10008: {{.*}} add x0, x0, #144 // CHECK-NEXT: 1000c: {{.*}} blr x1 adrp x0, :tlsdesc:local1 ldr x1, [x0, :tlsdesc_lo12:local1] add x0, x0, :tlsdesc_lo12:local1 .tlsdesccall a blr x1 // CHECK: 10010: {{.*}} adrp x0, #65536 // CHECK-NEXT: 10014: {{.*}} ldr x1, [x0, #160] // CHECK-NEXT: 10018: {{.*}} add x0, x0, #160 // CHECK-NEXT: 1001c: {{.*}} blr x1 adrp x0, :tlsdesc:local2 ldr x1, [x0, :tlsdesc_lo12:local2] add x0, x0, :tlsdesc_lo12:local2 .tlsdesccall a blr x1 // CHECK: 10020: {{.*}} adrp x0, #65536 // CHECK-NEXT: 10024: {{.*}} ldr x1, [x0, #176] // CHECK-NEXT: 10028: {{.*}} add x0, x0, #176 // CHECK-NEXT: 1002c: {{.*}} blr x1 .section .tbss,"awT",@nobits .type local1,@object .p2align 2 local1: .word 0 .size local1, 4 .type local2,@object .p2align 3 local2: .xword 0 .size local2, 8 // 0x1000 + 4096 + 160 = 0x20A0 // 0x1000 + 4096 + 176 = 0x20B0 // 0x1000 + 4096 + 144 = 0x2090 // R_AARCH64_TLSDESC - 0x0 -> start of tls block // R_AARCH64_TLSDESC - 0x8 -> align (sizeof (local1), 8) // REL: Relocations [ // REL-NEXT: Section (4) .rela.dyn { // REL-NEXT: 0x200A0 R_AARCH64_TLSDESC - 0x0 // REL-NEXT: 0x200B0 R_AARCH64_TLSDESC - 0x8 // REL-NEXT: 0x20090 R_AARCH64_TLSDESC a 0x0 // REL-NEXT: } // REL-NEXT: ]