// REQUIRES: aarch64 // RUN: rm -rf %t && split-file %s %t && cd %t //--- a.s .section .tbss,"awT",@nobits .global a a: .xword 0 //--- ok.s // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-linux -mattr=+pauth ok.s -o ok.o // RUN: ld.lld -shared ok.o -o ok.so // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn ok.so | \ // RUN: FileCheck -DP=20 -DA=896 -DB=912 -DC=928 %s // RUN: llvm-readobj -r -x .got ok.so | FileCheck --check-prefix=REL \ // RUN: -DP1=20 -DA1=380 -DB1=390 -DC1=3A0 -DP2=020 -DA2=380 -DB2=390 -DC2=3a0 %s // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-linux -mattr=+pauth a.s -o a.so.o // RUN: ld.lld -shared a.so.o -soname=so -o a.so // RUN: ld.lld ok.o a.so -o ok // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn ok | \ // RUN: FileCheck -DP=220 -DA=936 -DB=952 -DC=968 %s // RUN: llvm-readobj -r -x .got ok | FileCheck --check-prefix=REL \ // RUN: -DP1=220 -DA1=3A8 -DB1=3B8 -DC1=3C8 -DP2=220 -DA2=3a8 -DB2=3b8 -DC2=3c8 %s .text adrp x0, :tlsdesc_auth:a ldr x16, [x0, :tlsdesc_auth_lo12:a] add x0, x0, :tlsdesc_auth_lo12:a blraa x16, x0 // CHECK: adrp x0, 0x[[P]]000 // CHECK-NEXT: ldr x16, [x0, #[[A]]] // CHECK-NEXT: add x0, x0, #[[A]] // CHECK-NEXT: blraa x16, x0 /// Create relocation against local TLS symbols where linker should /// create target specific dynamic TLSDESC relocation where addend is /// the symbol VMA in tls block. adrp x0, :tlsdesc_auth:local1 ldr x16, [x0, :tlsdesc_auth_lo12:local1] add x0, x0, :tlsdesc_auth_lo12:local1 blraa x16, x0 // CHECK: adrp x0, 0x[[P]]000 // CHECK-NEXT: ldr x16, [x0, #[[B]]] // CHECK-NEXT: add x0, x0, #[[B]] // CHECK-NEXT: blraa x16, x0 adrp x0, :tlsdesc_auth:local2 ldr x16, [x0, :tlsdesc_auth_lo12:local2] add x0, x0, :tlsdesc_auth_lo12:local2 blraa x16, x0 // CHECK: adrp x0, 0x[[P]]000 // CHECK-NEXT: ldr x16, [x0, #[[C]]] // CHECK-NEXT: add x0, x0, #[[C]] // CHECK-NEXT: blraa x16, x0 .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 // R_AARCH64_AUTH_TLSDESC - 0x0 -> start of tls block // R_AARCH64_AUTH_TLSDESC - 0x8 -> align (sizeof (local1), 8) // REL: Relocations [ // REL-NEXT: Section (5) .rela.dyn { // REL-NEXT: 0x[[P1]][[B1]] R_AARCH64_AUTH_TLSDESC - 0x0 // REL-NEXT: 0x[[P1]][[C1]] R_AARCH64_AUTH_TLSDESC - 0x8 // REL-NEXT: 0x[[P1]][[A1]] R_AARCH64_AUTH_TLSDESC a 0x0 // REL-NEXT: } // REL-NEXT: ] // REL: Hex dump of section '.got': // REL-NEXT: 0x00[[P2]][[A2]] 00000000 00000080 00000000 000000a0 // REL-NEXT: 0x00[[P2]][[B2]] 00000000 00000080 00000000 000000a0 // REL-NEXT: 0x00[[P2]][[C2]] 00000000 00000080 00000000 000000a0 /// ^^ /// 0b10000000 bit 63 address diversity = true, bits 61..60 key = IA /// ^^ /// 0b10100000 bit 63 address diversity = true, bits 61..60 key = DA //--- err1.s // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-linux -mattr=+pauth err1.s -o err1.o // RUN: not ld.lld -shared err1.o 2>&1 | FileCheck --check-prefix=ERR1 --implicit-check-not=error: %s // ERR1: error: both AUTH and non-AUTH TLSDESC entries for 'a' requested, but only one type of TLSDESC entry per symbol is supported .text adrp x0, :tlsdesc_auth:a ldr x16, [x0, :tlsdesc_auth_lo12:a] add x0, x0, :tlsdesc_auth_lo12:a blraa x16, x0 adrp x0, :tlsdesc:a ldr x1, [x0, :tlsdesc_lo12:a] add x0, x0, :tlsdesc_lo12:a blr x1 //--- err2.s // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-linux -mattr=+pauth err2.s -o err2.o // RUN: not ld.lld -shared err2.o 2>&1 | FileCheck --check-prefix=ERR2 --implicit-check-not=error: %s // ERR2: error: both AUTH and non-AUTH TLSDESC entries for 'a' requested, but only one type of TLSDESC entry per symbol is supported .text adrp x0, :tlsdesc:a ldr x1, [x0, :tlsdesc_lo12:a] add x0, x0, :tlsdesc_lo12:a blr x1 adrp x0, :tlsdesc_auth:a ldr x16, [x0, :tlsdesc_auth_lo12:a] add x0, x0, :tlsdesc_auth_lo12:a blraa x16, x0 //--- err3.s // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-linux -mattr=+pauth err3.s -o err3.o // RUN: not ld.lld -shared err3.o 2>&1 | FileCheck --check-prefix=ERR3 --implicit-check-not=error: %s // ERR3: error: both AUTH and non-AUTH TLSDESC entries for 'a' requested, but only one type of TLSDESC entry per symbol is supported .text adrp x0, :tlsdesc_auth:a ldr x16, [x0, :tlsdesc_auth_lo12:a] add x0, x0, :tlsdesc_auth_lo12:a .tlsdesccall a blraa x16, x0