// RUN: llvm-mc -filetype=obj -triple=aarch64-pc-freebsd %s -o %t.o // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-freebsd %p/Inputs/plt-aarch64.s -o %t2.o // RUN: ld.lld -shared %t2.o -o %t2.so // RUN: ld.lld -shared %t.o %t2.so -o %t.so // RUN: ld.lld %t.o %t2.so -o %t.exe // RUN: llvm-readobj -s -r %t.so | FileCheck --check-prefix=CHECKDSO %s // RUN: llvm-objdump -s -section=.got.plt %t.so | FileCheck --check-prefix=DUMPDSO %s // RUN: llvm-objdump -d %t.so | FileCheck --check-prefix=DISASMDSO %s // RUN: llvm-readobj -s -r %t.exe | FileCheck --check-prefix=CHECKEXE %s // RUN: llvm-objdump -s -section=.got.plt %t.exe | FileCheck --check-prefix=DUMPEXE %s // RUN: llvm-objdump -d %t.exe | FileCheck --check-prefix=DISASMEXE %s // REQUIRES: aarch64 // CHECKDSO: Name: .plt // CHECKDSO-NEXT: Type: SHT_PROGBITS // CHECKDSO-NEXT: Flags [ // CHECKDSO-NEXT: SHF_ALLOC // CHECKDSO-NEXT: SHF_EXECINSTR // CHECKDSO-NEXT: ] // CHECKDSO-NEXT: Address: 0x10010 // CHECKDSO-NEXT: Offset: // CHECKDSO-NEXT: Size: 80 // CHECKDSO-NEXT: Link: // CHECKDSO-NEXT: Info: // CHECKDSO-NEXT: AddressAlignment: 16 // CHECKDSO: Name: .got.plt // CHECKDSO-NEXT: Type: SHT_PROGBITS // CHECKDSO-NEXT: Flags [ // CHECKDSO-NEXT: SHF_ALLOC // CHECKDSO-NEXT: SHF_WRITE // CHECKDSO-NEXT: ] // CHECKDSO-NEXT: Address: 0x30000 // CHECKDSO-NEXT: Offset: // CHECKDSO-NEXT: Size: 48 // CHECKDSO-NEXT: Link: // CHECKDSO-NEXT: Info: // CHECKDSO-NEXT: AddressAlignment: 8 // CHECKDSO: Relocations [ // CHECKDSO-NEXT: Section ({{.*}}) .rela.plt { // &(.got.plt[3]) = 0x30000 + 3 * 8 = 0x30018 // CHECKDSO-NEXT: 0x30018 R_AARCH64_JUMP_SLOT foo // &(.got.plt[4]) = 0x30000 + 4 * 8 = 0x30020 // CHECKDSO-NEXT: 0x30020 R_AARCH64_JUMP_SLOT bar // &(.got.plt[5]) = 0x30000 + 5 * 8 = 0x30028 // CHECKDSO-NEXT: 0x30028 R_AARCH64_JUMP_SLOT weak // CHECKDSO-NEXT: } // CHECKDSO-NEXT: ] // DUMPDSO: Contents of section .got.plt: // .got.plt[0..2] = 0 (reserved) // .got.plt[3..5] = .plt = 0x10010 // DUMPDSO-NEXT: 30000 00000000 00000000 00000000 00000000 ................ // DUMPDSO-NEXT: 30010 00000000 00000000 10000100 00000000 ................ // DUMPDSO-NEXT: 30020 10000100 00000000 10000100 00000000 ................ // DISASMDSO: _start: // 0x10030 - 0x10000 = 0x30 = 48 // DISASMDSO-NEXT: 10000: 0c 00 00 14 b #48 // 0x10040 - 0x10004 = 0x3c = 60 // DISASMDSO-NEXT: 10004: 0f 00 00 14 b #60 // 0x10050 - 0x10008 = 0x48 = 72 // DISASMDSO-NEXT: 10008: 12 00 00 14 b #72 // DISASMDSO: foo: // DISASMDSO-NEXT: 1000c: 1f 20 03 d5 nop // DISASMDSO: Disassembly of section .plt: // DISASMDSO-NEXT: .plt: // DISASMDSO-NEXT: 10010: f0 7b bf a9 stp x16, x30, [sp, #-16]! // &(.got.plt[2]) = 0x3000 + 2 * 8 = 0x3010 // Page(0x30010) - Page(0x10014) = 0x30000 - 0x10000 = 0x20000 = 131072 // DISASMDSO-NEXT: 10014: 10 01 00 90 adrp x16, #131072 // 0x3010 & 0xFFF = 0x10 = 16 // DISASMDSO-NEXT: 10018: 11 0a 40 f9 ldr x17, [x16, #16] // DISASMDSO-NEXT: 1001c: 10 42 00 91 add x16, x16, #16 // DISASMDSO-NEXT: 10020: 20 02 1f d6 br x17 // DISASMDSO-NEXT: 10024: 1f 20 03 d5 nop // DISASMDSO-NEXT: 10028: 1f 20 03 d5 nop // DISASMDSO-NEXT: 1002c: 1f 20 03 d5 nop // foo@plt // Page(0x30018) - Page(0x10030) = 0x30000 - 0x10000 = 0x20000 = 131072 // DISASMDSO-NEXT: 10030: 10 01 00 90 adrp x16, #131072 // 0x3018 & 0xFFF = 0x18 = 24 // DISASMDSO-NEXT: 10034: 11 0e 40 f9 ldr x17, [x16, #24] // DISASMDSO-NEXT: 10038: 10 62 00 91 add x16, x16, #24 // DISASMDSO-NEXT: 1003c: 20 02 1f d6 br x17 // bar@plt // Page(0x30020) - Page(0x10040) = 0x30000 - 0x10000 = 0x20000 = 131072 // DISASMDSO-NEXT: 10040: 10 01 00 90 adrp x16, #131072 // 0x3020 & 0xFFF = 0x20 = 32 // DISASMDSO-NEXT: 10044: 11 12 40 f9 ldr x17, [x16, #32] // DISASMDSO-NEXT: 10048: 10 82 00 91 add x16, x16, #32 // DISASMDSO-NEXT: 1004c: 20 02 1f d6 br x17 // weak@plt // Page(0x30028) - Page(0x10050) = 0x30000 - 0x10000 = 0x20000 = 131072 // DISASMDSO-NEXT: 10050: 10 01 00 90 adrp x16, #131072 // 0x3028 & 0xFFF = 0x28 = 40 // DISASMDSO-NEXT: 10054: 11 16 40 f9 ldr x17, [x16, #40] // DISASMDSO-NEXT: 10058: 10 a2 00 91 add x16, x16, #40 // DISASMDSO-NEXT: 1005c: 20 02 1f d6 br x17 // CHECKEXE: Name: .plt // CHECKEXE-NEXT: Type: SHT_PROGBITS // CHECKEXE-NEXT: Flags [ // CHECKEXE-NEXT: SHF_ALLOC // CHECKEXE-NEXT: SHF_EXECINSTR // CHECKEXE-NEXT: ] // CHECKEXE-NEXT: Address: 0x20010 // CHECKEXE-NEXT: Offset: // CHECKEXE-NEXT: Size: 64 // CHECKEXE-NEXT: Link: // CHECKEXE-NEXT: Info: // CHECKEXE-NEXT: AddressAlignment: 16 // CHECKEXE: Name: .got.plt // CHECKEXE-NEXT: Type: SHT_PROGBITS // CHECKEXE-NEXT: Flags [ // CHECKEXE-NEXT: SHF_ALLOC // CHECKEXE-NEXT: SHF_WRITE // CHECKEXE-NEXT: ] // CHECKEXE-NEXT: Address: 0x40000 // CHECKEXE-NEXT: Offset: // CHECKEXE-NEXT: Size: 40 // CHECKEXE-NEXT: Link: // CHECKEXE-NEXT: Info: // CHECKEXE-NEXT: AddressAlignment: 8 // CHECKEXE: Relocations [ // CHECKEXE-NEXT: Section ({{.*}}) .rela.plt { // &(.got.plt[3]) = 0x13000 + 3 * 8 = 0x13018 // CHECKEXE-NEXT: 0x40018 R_AARCH64_JUMP_SLOT bar 0x0 // &(.got.plt[4]) = 0x13000 + 4 * 8 = 0x13020 // CHECKEXE-NEXT: 0x40020 R_AARCH64_JUMP_SLOT weak 0x0 // CHECKEXE-NEXT: } // CHECKEXE-NEXT: ] // DUMPEXE: Contents of section .got.plt: // .got.plt[0..2] = 0 (reserved) // .got.plt[3..4] = .plt = 0x40010 // DUMPEXE-NEXT: 40000 00000000 00000000 00000000 00000000 ................ // DUMPEXE-NEXT: 40010 00000000 00000000 10000200 00000000 ................ // DUMPEXE-NEXT: 40020 10000200 00000000 ........ // DISASMEXE: _start: // 0x2000c - 0x20000 = 0xc = 12 // DISASMEXE-NEXT: 20000: 03 00 00 14 b #12 // 0x20030 - 0x20004 = 0x2c = 44 // DISASMEXE-NEXT: 20004: 0b 00 00 14 b #44 // 0x20040 - 0x20008 = 0x38 = 56 // DISASMEXE-NEXT: 20008: 0e 00 00 14 b #56 // DISASMEXE: foo: // DISASMEXE-NEXT: 2000c: 1f 20 03 d5 nop // DISASMEXE: Disassembly of section .plt: // DISASMEXE-NEXT: .plt: // DISASMEXE-NEXT: 20010: f0 7b bf a9 stp x16, x30, [sp, #-16]! // &(.got.plt[2]) = 0x300B0 + 2 * 8 = 0x300C0 // Page(0x40010) - Page(0x20014) = 0x40000 - 0x20000 = 0x20000 = 131072 // DISASMEXE-NEXT: 20014: 10 01 00 90 adrp x16, #131072 // 0x120c0 & 0xFFF = 0xC0 = 192 // DISASMEXE-NEXT: 20018: 11 0a 40 f9 ldr x17, [x16, #16] // DISASMEXE-NEXT: 2001c: 10 42 00 91 add x16, x16, #16 // DISASMEXE-NEXT: 20020: 20 02 1f d6 br x17 // DISASMEXE-NEXT: 20024: 1f 20 03 d5 nop // DISASMEXE-NEXT: 20028: 1f 20 03 d5 nop // DISASMEXE-NEXT: 2002c: 1f 20 03 d5 nop // bar@plt // Page(0x40018) - Page(0x20030) = 0x40000 - 0x20000 = 0x20000 = 131072 // DISASMEXE-NEXT: 20030: 10 01 00 90 adrp x16, #131072 // DISASMEXE-NEXT: 20034: 11 0e 40 f9 ldr x17, [x16, #24] // DISASMEXE-NEXT: 20038: 10 62 00 91 add x16, x16, #24 // DISASMEXE-NEXT: 2003c: 20 02 1f d6 br x17 // weak@plt // Page(0x40020) - Page(0x20040) = 0x40000 - 0x20000 = 0x20000 = 131072 // DISASMEXE-NEXT: 20040: 10 01 00 90 adrp x16, #131072 // DISASMEXE-NEXT: 20044: 11 12 40 f9 ldr x17, [x16, #32] // DISASMEXE-NEXT: 20048: 10 82 00 91 add x16, x16, #32 // DISASMEXE-NEXT: 2004c: 20 02 1f d6 br x17 .global _start,foo,bar .weak weak _start: b foo b bar b weak .section .text2,"ax",@progbits foo: nop