// 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: 0x1010 // 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: 0x3000 // 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]) = 0x3000 + 3 * 8 = 0x3018 // CHECKDSO-NEXT: 0x3018 R_AARCH64_JUMP_SLOT foo // &(.got.plt[4]) = 0x3000 + 4 * 8 = 0x3020 // CHECKDSO-NEXT: 0x3020 R_AARCH64_JUMP_SLOT bar // &(.got.plt[5]) = 0x3000 + 5 * 8 = 0x3028 // CHECKDSO-NEXT: 0x3028 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 = 0x1010 // DUMPDSO-NEXT: 3000 00000000 00000000 00000000 00000000 ................ // DUMPDSO-NEXT: 3010 00000000 00000000 10100000 00000000 ................ // DUMPDSO-NEXT: 3020 10100000 00000000 10100000 00000000 ................ // DISASMDSO: _start: // 0x1030 - 0x1000 = 0x30 = 48 // DISASMDSO-NEXT: 1000: 0c 00 00 14 b #48 // 0x1040 - 0x1004 = 0x3c = 60 // DISASMDSO-NEXT: 1004: 0f 00 00 14 b #60 // 0x1050 - 0x1008 = 0x48 = 72 // DISASMDSO-NEXT: 1008: 12 00 00 14 b #72 // DISASMDSO: foo: // DISASMDSO-NEXT: 100c: 1f 20 03 d5 nop // DISASMDSO: Disassembly of section .plt: // DISASMDSO-NEXT: .plt: // DISASMDSO-NEXT: 1010: f0 7b bf a9 stp x16, x30, [sp, #-16]! // &(.got.plt[2]) = 0x3000 + 2 * 8 = 0x3010 // Page(0x3010) - Page(0x1014) = 0x3000 - 0x1000 = 0x2000 = 8192 // DISASMDSO-NEXT: 1014: 10 00 00 d0 adrp x16, #8192 // 0x3010 & 0xFFF = 0x10 = 16 // DISASMDSO-NEXT: 1018: 11 0a 40 f9 ldr x17, [x16, #16] // DISASMDSO-NEXT: 101c: 10 42 00 91 add x16, x16, #16 // DISASMDSO-NEXT: 1020: 20 02 1f d6 br x17 // DISASMDSO-NEXT: 1024: 1f 20 03 d5 nop // DISASMDSO-NEXT: 1028: 1f 20 03 d5 nop // DISASMDSO-NEXT: 102c: 1f 20 03 d5 nop // foo@plt // Page(0x3018) - Page(0x1030) = 0x3000 - 0x1000 = 0x2000 = 8192 // DISASMDSO-NEXT: 1030: 10 00 00 d0 adrp x16, #8192 // 0x3018 & 0xFFF = 0x18 = 24 // DISASMDSO-NEXT: 1034: 11 0e 40 f9 ldr x17, [x16, #24] // DISASMDSO-NEXT: 1038: 10 62 00 91 add x16, x16, #24 // DISASMDSO-NEXT: 103c: 20 02 1f d6 br x17 // bar@plt // Page(0x3020) - Page(0x1040) = 0x3000 - 0x1000 = 0x2000 = 8192 // DISASMDSO-NEXT: 1040: 10 00 00 d0 adrp x16, #8192 // 0x3020 & 0xFFF = 0x20 = 32 // DISASMDSO-NEXT: 1044: 11 12 40 f9 ldr x17, [x16, #32] // DISASMDSO-NEXT: 1048: 10 82 00 91 add x16, x16, #32 // DISASMDSO-NEXT: 104c: 20 02 1f d6 br x17 // weak@plt // Page(0x3028) - Page(0x1050) = 0x3000 - 0x1000 = 0x2000 = 8192 // DISASMDSO-NEXT: 1050: 10 00 00 d0 adrp x16, #8192 // 0x3028 & 0xFFF = 0x28 = 40 // DISASMDSO-NEXT: 1054: 11 16 40 f9 ldr x17, [x16, #40] // DISASMDSO-NEXT: 1058: 10 a2 00 91 add x16, x16, #40 // DISASMDSO-NEXT: 105c: 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: 0x11010 // 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: 0x13000 // 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: 0x13018 R_AARCH64_JUMP_SLOT bar 0x0 // &(.got.plt[4]) = 0x13000 + 4 * 8 = 0x13020 // CHECKEXE-NEXT: 0x13020 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 = 0x11010 // DUMPEXE-NEXT: 13000 00000000 00000000 00000000 00000000 ................ // DUMPEXE-NEXT: 13010 00000000 00000000 10100100 00000000 ................ // DUMPEXE-NEXT: 13020 10100100 00000000 ........ // DISASMEXE: _start: // 0x1100c - 0x11000 = 0xc = 12 // DISASMEXE-NEXT: 11000: 03 00 00 14 b #12 // 0x11030 - 0x11004 = 0x2c = 44 // DISASMEXE-NEXT: 11004: 0b 00 00 14 b #44 // 0x11040 - 0x11008 = 0x38 = 56 // DISASMEXE-NEXT: 11008: 0e 00 00 14 b #56 // DISASMEXE: foo: // DISASMEXE-NEXT: 1100c: 1f 20 03 d5 nop // DISASMEXE: Disassembly of section .plt: // DISASMEXE-NEXT: .plt: // DISASMEXE-NEXT: 11010: f0 7b bf a9 stp x16, x30, [sp, #-16]! // &(.got.plt[2]) = 0x120B0 + 2 * 8 = 0x120C0 // Page(0x13010) - Page(0x11014) = 0x13000 - 0x11000 = 0x1000 = 8192 // DISASMEXE-NEXT: 11014: 10 00 00 d0 adrp x16, #8192 // 0x120c0 & 0xFFF = 0xC0 = 192 // DISASMEXE-NEXT: 11018: 11 0a 40 f9 ldr x17, [x16, #16] // DISASMEXE-NEXT: 1101c: 10 42 00 91 add x16, x16, #16 // DISASMEXE-NEXT: 11020: 20 02 1f d6 br x17 // DISASMEXE-NEXT: 11024: 1f 20 03 d5 nop // DISASMEXE-NEXT: 11028: 1f 20 03 d5 nop // DISASMEXE-NEXT: 1102c: 1f 20 03 d5 nop // bar@plt // Page(0x13018) - Page(0x11030) = 0x12000 - 0x11000 = 0x1000 = 8192 // DISASMEXE-NEXT: 11030: 10 00 00 d0 adrp x16, #8192 // 0x120C8 & 0xFFF = 0xC8 = 200 // DISASMEXE-NEXT: 11034: 11 0e 40 f9 ldr x17, [x16, #24] // DISASMEXE-NEXT: 11038: 10 62 00 91 add x16, x16, #24 // DISASMEXE-NEXT: 1103c: 20 02 1f d6 br x17 // weak@plt // Page(0x13020) - Page(0x11040) = 0x12000 - 0x11000 = 0x1000 = 8192 // DISASMEXE-NEXT: 11040: 10 00 00 d0 adrp x16, #8192 // 0x120D0 & 0xFFF = 0xD0 = 208 // DISASMEXE-NEXT: 11044: 11 12 40 f9 ldr x17, [x16, #32] // DISASMEXE-NEXT: 11048: 10 82 00 91 add x16, x16, #32 // DISASMEXE-NEXT: 1104c: 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