| // REQUIRES: x86 |
| // RUN: llvm-mc -filetype=obj -triple=i686-pc-freebsd %S/Inputs/shared2-x86-64.s -o %t1.o |
| // RUN: ld.lld %t1.o --shared --soname=t.so -o %t.so |
| // RUN: llvm-mc -filetype=obj -triple=i686-pc-freebsd %s -o %t.o |
| // RUN: ld.lld -z ifunc-noplt -z notext --hash-style=sysv %t.so %t.o -o %tout |
| // RUN: llvm-objdump -d --no-show-raw-insn --print-imm-hex %tout | FileCheck %s --check-prefix=DISASM |
| // RUN: llvm-readobj -r --dynamic-table %tout | FileCheck %s |
| |
| // Check that we emitted relocations for the ifunc calls |
| // CHECK: Relocations [ |
| // CHECK-NEXT: Section (4) .rel.dyn { |
| // CHECK-NEXT: 0x4011EF R_386_PLT32 foo |
| // CHECK-NEXT: 0x4011F4 R_386_PLT32 bar |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Section (5) .rel.plt { |
| // CHECK-NEXT: 0x4032D4 R_386_JUMP_SLOT bar2 |
| // CHECK-NEXT: 0x4032D8 R_386_JUMP_SLOT zed2 |
| // CHECK-NEXT: } |
| |
| // Check that ifunc call sites still require relocation |
| // DISASM: Disassembly of section .text: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: 004011ec <foo>: |
| // DISASM-NEXT: retl |
| // DISASM-EMPTY: |
| // DISASM-NEXT: 004011ed <bar>: |
| // DISASM-NEXT: retl |
| // DISASM-EMPTY: |
| // DISASM-NEXT: 004011ee <_start>: |
| // DISASM-NEXT: calll 0x4011ef <_start+0x1> |
| // DISASM-NEXT: calll 0x4011f4 <_start+0x6> |
| // DISASM-NEXT: calll 0x401220 <bar2@plt> |
| // DISASM-NEXT: calll 0x401230 <zed2@plt> |
| // DISASM-EMPTY: |
| // DISASM-NEXT: Disassembly of section .plt: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: 00401210 <.plt>: |
| // DISASM-NEXT: pushl 0x4032cc |
| // DISASM-NEXT: jmpl *0x4032d0 |
| // DISASM-NEXT: nop |
| // DISASM-NEXT: nop |
| // DISASM-NEXT: nop |
| // DISASM-NEXT: nop |
| // DISASM-EMPTY: |
| // DISASM-NEXT: 00401220 <bar2@plt>: |
| // DISASM-NEXT: jmpl *0x4032d4 |
| // DISASM-NEXT: pushl $0x0 |
| // DISASM-NEXT: jmp 0x401210 <.plt> |
| // DISASM-EMPTY: |
| // DISASM-NEXT: 00401230 <zed2@plt>: |
| // DISASM-NEXT: jmpl *0x4032d8 |
| // DISASM-NEXT: pushl $0x8 |
| // DISASM-NEXT: jmp 0x401210 <.plt> |
| |
| .text |
| .type foo STT_GNU_IFUNC |
| .globl foo |
| foo: |
| ret |
| |
| .type bar STT_GNU_IFUNC |
| .globl bar |
| bar: |
| ret |
| |
| .globl _start |
| _start: |
| call foo@plt |
| call bar@plt |
| call bar2@plt |
| call zed2@plt |
