| // REQUIRES: aarch64 |
| // RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-gnu %S/Inputs/shared2.s -o %t1.o |
| // RUN: ld.lld %t1.o --shared --soname=t.so -o %t.so |
| // RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-gnu %s -o %t.o |
| // RUN: ld.lld --hash-style=sysv %t.so %t.o -o %tout |
| // RUN: llvm-objdump -d --no-show-raw-insn %tout | FileCheck %s --check-prefix=DISASM |
| // RUN: llvm-objdump -s %tout | FileCheck %s --check-prefix=GOTPLT |
| // RUN: llvm-readobj --dynamic-table -r %tout | FileCheck %s |
| |
| // RUN: llvm-mc -filetype=obj -triple=aarch64_be %S/Inputs/shared2.s -o %t1.be.o |
| // RUN: ld.lld %t1.be.o --shared --soname=t.so -o %t.be.so |
| // RUN: llvm-mc -filetype=obj -triple=aarch64_be %s -o %t.be.o |
| // RUN: ld.lld --hash-style=sysv %t.be.so %t.be.o -o %t.be |
| // RUN: llvm-objdump -d --no-show-raw-insn %t.be | FileCheck %s --check-prefix=DISASM |
| // RUN: llvm-objdump -s %t.be | FileCheck %s --check-prefix=GOTPLT_BE |
| // RUN: llvm-readobj --dynamic-table -r %t.be | FileCheck %s |
| |
| // Check that the PLTRELSZ tag does not include the IRELATIVE relocations |
| // CHECK: DynamicSection [ |
| // CHECK: 0x0000000000000008 RELASZ 48 (bytes) |
| // CHECK: 0x0000000000000002 PLTRELSZ 48 (bytes) |
| |
| // Check that the IRELATIVE relocations are after the JUMP_SLOT in the plt |
| // CHECK: Relocations [ |
| // CHECK-NEXT: Section (4) .rela.dyn { |
| // CHECK-NEXT: 0x230468 R_AARCH64_IRELATIVE - 0x2102D8 |
| // CHECK-NEXT: 0x230470 R_AARCH64_IRELATIVE - 0x2102DC |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Section (5) .rela.plt { |
| // CHECK-NEXT: 0x230458 R_AARCH64_JUMP_SLOT bar2 0x0 |
| // CHECK-NEXT: 0x230460 R_AARCH64_JUMP_SLOT zed2 0x0 |
| // CHECK-NEXT: } |
| // CHECK-NEXT: ] |
| |
| // Check that .got.plt entries point back to PLT header |
| // GOTPLT: Contents of section .got.plt: |
| // GOTPLT-NEXT: 230440 00000000 00000000 00000000 00000000 |
| // GOTPLT-NEXT: 230450 00000000 00000000 f0022100 00000000 |
| // GOTPLT-NEXT: 230460 f0022100 00000000 00000000 00000000 |
| // GOTPLT-NEXT: 230470 00000000 00000000 |
| |
| // GOTPLT_BE: Contents of section .got.plt: |
| // GOTPLT_BE-NEXT: 230440 00000000 00000000 00000000 00000000 |
| // GOTPLT_BE-NEXT: 230450 00000000 00000000 00000000 002102f0 |
| // GOTPLT_BE-NEXT: 230460 00000000 002102f0 00000000 00000000 |
| // GOTPLT_BE-NEXT: 230470 00000000 00000000 |
| |
| // Check that a PLT header is written and the ifunc entries appear last |
| // DISASM: Disassembly of section .text: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <foo>: |
| // DISASM-NEXT: 2102d8: ret |
| // DISASM: <bar>: |
| // DISASM-NEXT: 2102dc: ret |
| // DISASM: <_start>: |
| // DISASM-NEXT: 2102e0: bl 0x210330 <zed2+0x210330> |
| // DISASM-NEXT: 2102e4: bl 0x210340 <zed2+0x210340> |
| // DISASM-NEXT: 2102e8: bl 0x210310 <bar2@plt> |
| // DISASM-NEXT: 2102ec: bl 0x210320 <zed2@plt> |
| // DISASM-EMPTY: |
| // DISASM-NEXT: Disassembly of section .plt: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <.plt>: |
| // DISASM-NEXT: 2102f0: stp x16, x30, [sp, #-16]! |
| // DISASM-NEXT: 2102f4: adrp x16, 0x230000 |
| // DISASM-NEXT: 2102f8: ldr x17, [x16, #1104] |
| // DISASM-NEXT: 2102fc: add x16, x16, #1104 |
| // DISASM-NEXT: 210300: br x17 |
| // DISASM-NEXT: 210304: nop |
| // DISASM-NEXT: 210308: nop |
| // DISASM-NEXT: 21030c: nop |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <bar2@plt>: |
| // DISASM-NEXT: 210310: adrp x16, 0x230000 |
| // DISASM-NEXT: 210314: ldr x17, [x16, #1112] |
| // DISASM-NEXT: 210318: add x16, x16, #1112 |
| // DISASM-NEXT: 21031c: br x17 |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <zed2@plt>: |
| // DISASM-NEXT: 210320: adrp x16, 0x230000 |
| // DISASM-NEXT: 210324: ldr x17, [x16, #1120] |
| // DISASM-NEXT: 210328: add x16, x16, #1120 |
| // DISASM-NEXT: 21032c: br x17 |
| // DISASM-EMPTY: |
| // DISASM-NEXT: Disassembly of section .iplt: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <.iplt>: |
| // DISASM-NEXT: 210330: adrp x16, 0x230000 |
| // DISASM-NEXT: 210334: ldr x17, [x16, #1128] |
| // DISASM-NEXT: 210338: add x16, x16, #1128 |
| // DISASM-NEXT: 21033c: br x17 |
| // DISASM-NEXT: 210340: adrp x16, 0x230000 |
| // DISASM-NEXT: 210344: ldr x17, [x16, #1136] |
| // DISASM-NEXT: 210348: add x16, x16, #1136 |
| // DISASM-NEXT: 21034c: br x17 |
| |
| .text |
| .type foo STT_GNU_IFUNC |
| .globl foo |
| foo: |
| ret |
| |
| .type bar STT_GNU_IFUNC |
| .globl bar |
| bar: |
| ret |
| |
| .globl _start |
| _start: |
| bl foo |
| bl bar |
| bl bar2 |
| bl zed2 |
