| // REQUIRES: aarch64 |
| // 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 -soname=t2.so -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 --no-show-raw-insn --print-imm-hex %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 --no-show-raw-insn --print-imm-hex %t.exe | FileCheck --check-prefix=DISASMEXE %s |
| |
| // CHECKDSO: Name: .plt |
| // CHECKDSO-NEXT: Type: SHT_PROGBITS |
| // CHECKDSO-NEXT: Flags [ |
| // CHECKDSO-NEXT: SHF_ALLOC |
| // CHECKDSO-NEXT: SHF_EXECINSTR |
| // CHECKDSO-NEXT: ] |
| // CHECKDSO-NEXT: Address: 0x10340 |
| // 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: 0x30450 |
| // 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]) = 0x30450 + 3 * 8 = 0x30468 |
| // CHECKDSO-NEXT: 0x30468 R_AARCH64_JUMP_SLOT foo |
| |
| // &(.got.plt[4]) = 0x30450 + 4 * 8 = 0x30470 |
| // CHECKDSO-NEXT: 0x30470 R_AARCH64_JUMP_SLOT bar |
| |
| // &(.got.plt[5]) = 0x30000 + 5 * 8 = 0x30470 |
| // CHECKDSO-NEXT: 0x30478 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: 30450 00000000 00000000 00000000 00000000 |
| // DUMPDSO-NEXT: 30460 00000000 00000000 40030100 00000000 |
| // DUMPDSO-NEXT: 30470 40030100 00000000 40030100 00000000 |
| |
| // DISASMDSO: <_start>: |
| // DISASMDSO-NEXT: 10330: b 0x10360 <foo@plt> |
| // DISASMDSO-NEXT: 10334: b 0x10370 <bar@plt> |
| // DISASMDSO-NEXT: 10338: b 0x10380 <weak@plt> |
| |
| // DISASMDSO: <foo>: |
| // DISASMDSO-NEXT: 1033c: nop |
| |
| // DISASMDSO: Disassembly of section .plt: |
| // DISASMDSO-EMPTY: |
| // DISASMDSO-NEXT: <.plt>: |
| // DISASMDSO-NEXT: 10340: stp x16, x30, [sp, #-0x10]! |
| // &(.got.plt[2]) = 0x30450 + 2 * 8 = 0x30460 |
| // DISASMDSO-NEXT: 10344: adrp x16, 0x30000 |
| // DISASMDSO-NEXT: 10348: ldr x17, [x16, #0x460] |
| // DISASMDSO-NEXT: 1034c: add x16, x16, #0x460 |
| // DISASMDSO-NEXT: 10350: br x17 |
| // DISASMDSO-NEXT: 10354: nop |
| // DISASMDSO-NEXT: 10358: nop |
| // DISASMDSO-NEXT: 1035c: nop |
| |
| // foo@plt 0x30468 |
| // &.got.plt[foo] = 0x30468 |
| // DISASMDSO-EMPTY: |
| // DISASMDSO-NEXT: <foo@plt>: |
| // DISASMDSO-NEXT: 10360: adrp x16, 0x30000 |
| // DISASMDSO-NEXT: 10364: ldr x17, [x16, #0x468] |
| // DISASMDSO-NEXT: 10368: add x16, x16, #0x468 |
| // DISASMDSO-NEXT: 1036c: br x17 |
| |
| // bar@plt |
| // &.got.plt[foo] = 0x30470 |
| // DISASMDSO-EMPTY: |
| // DISASMDSO-NEXT: <bar@plt>: |
| // DISASMDSO-NEXT: 10370: adrp x16, 0x30000 |
| // DISASMDSO-NEXT: 10374: ldr x17, [x16, #0x470] |
| // DISASMDSO-NEXT: 10378: add x16, x16, #0x470 |
| // DISASMDSO-NEXT: 1037c: br x17 |
| |
| // weak@plt |
| // 0x30468 = 0x10000 + 131072 + 1128 |
| // DISASMDSO-EMPTY: |
| // DISASMDSO-NEXT: <weak@plt>: |
| // DISASMDSO-NEXT: 10380: adrp x16, 0x30000 |
| // DISASMDSO-NEXT: 10384: ldr x17, [x16, #0x478] |
| // DISASMDSO-NEXT: 10388: add x16, x16, #0x478 |
| // DISASMDSO-NEXT: 1038c: 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: 0x2102E0 |
| // 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: 0x2303F0 |
| // 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]) = 0x2303f0 + 3 * 8 = 0x230408 |
| // CHECKEXE-NEXT: 0x230408 R_AARCH64_JUMP_SLOT bar 0x0 |
| |
| // &(.got.plt[4]) = 0x2303f0 + 4 * 8 = 0x230410 |
| // CHECKEXE-NEXT: 0x230410 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: 2303f0 00000000 00000000 00000000 00000000 |
| // DUMPEXE-NEXT: 230400 00000000 00000000 e0022100 00000000 |
| // DUMPEXE-NEXT: 230410 e0022100 00000000 |
| |
| // DISASMEXE: <_start>: |
| // DISASMEXE-NEXT: 2102c8: b 0x2102d4 <foo> |
| // DISASMEXE-NEXT: 2102cc: b 0x210300 <bar@plt> |
| // DISASMEXE-NEXT: 2102d0: b 0x210310 <weak@plt> |
| |
| // DISASMEXE: <foo>: |
| // DISASMEXE-NEXT: 2102d4: nop |
| |
| // DISASMEXE: Disassembly of section .plt: |
| // DISASMEXE-EMPTY: |
| // DISASMEXE-NEXT: <.plt>: |
| // DISASMEXE-NEXT: 2102e0: stp x16, x30, [sp, #-0x10]! |
| // &(.got.plt[2]) = 0x2303f0 + 2 * 8 = 0x230400 |
| // DISASMEXE-NEXT: 2102e4: adrp x16, 0x230000 |
| // DISASMEXE-NEXT: 2102e8: ldr x17, [x16, #0x400] |
| // DISASMEXE-NEXT: 2102ec: add x16, x16, #0x400 |
| // DISASMEXE-NEXT: 2102f0: br x17 |
| // DISASMEXE-NEXT: 2102f4: nop |
| // DISASMEXE-NEXT: 2102f8: nop |
| // DISASMEXE-NEXT: 2102fc: nop |
| |
| // bar@plt |
| // DISASMEXE-EMPTY: |
| // DISASMEXE-NEXT: <bar@plt>: |
| // DISASMEXE-NEXT: 210300: adrp x16, 0x230000 |
| // DISASMEXE-NEXT: 210304: ldr x17, [x16, #0x408] |
| // DISASMEXE-NEXT: 210308: add x16, x16, #0x408 |
| // DISASMEXE-NEXT: 21030c: br x17 |
| |
| // weak@plt |
| // DISASMEXE-EMPTY: |
| // DISASMEXE-NEXT: <weak@plt>: |
| // DISASMEXE-NEXT: 210310: adrp x16, 0x230000 |
| // DISASMEXE-NEXT: 210314: ldr x17, [x16, #0x410] |
| // DISASMEXE-NEXT: 210318: add x16, x16, #0x410 |
| // DISASMEXE-NEXT: 21031c: br x17 |
| |
| .global _start,foo,bar |
| .weak weak |
| _start: |
| b foo |
| b bar |
| b weak |
| |
| .section .text2,"ax",@progbits |
| foo: |
| nop |
