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# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
# RUN: ld.lld %t.o -o %t
# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s --check-prefix=DISASM
# RUN: llvm-readelf -r -s %t | FileCheck %s
# RUN: ld.lld --export-dynamic %t.o -o %t
# RUN: llvm-readelf -r -s %t | FileCheck %s
# CHECK: Relocation section '.rela.dyn' at offset {{.*}} contains 2 entries:
# CHECK-NEXT: Type
# CHECK-NEXT: R_X86_64_IRELATIVE
# CHECK-NEXT: R_X86_64_IRELATIVE
# CHECK: 0 NOTYPE LOCAL HIDDEN [[#]] __rela_iplt_start
# CHECK-NEXT: 0 NOTYPE LOCAL HIDDEN [[#]] __rela_iplt_end
# RUN: ld.lld -pie %t.o -o %t1
# RUN: llvm-readelf -s %t1 | FileCheck %s --check-prefix=PIC
# RUN: ld.lld -shared %t.o -o %t2
# RUN: llvm-readelf -s %t2 | FileCheck %s --check-prefix=PIC
# PIC: 0 NOTYPE WEAK DEFAULT UND __rela_iplt_start
# PIC-NEXT: 0 NOTYPE WEAK DEFAULT UND __rela_iplt_end
# DISASM: Disassembly of section .text:
# DISASM-EMPTY:
# DISASM-NEXT: <foo>:
# DISASM: <bar>:
# DISASM: <unused>:
# DISASM: <_start>:
# DISASM-NEXT: callq 0x[[#%x,foo:]]
# DISASM-NEXT: callq 0x[[#%x,bar:]]
# DISASM-EMPTY:
# DISASM-NEXT: Disassembly of section .iplt:
# DISASM-EMPTY:
# DISASM-NEXT: <.iplt>:
# DISASM-NEXT: [[#foo]]: jmpq *{{.*}}(%rip)
# DISASM-NEXT: pushq $0
# DISASM-NEXT: jmp 0x0
# DISASM-NEXT: [[#bar]]: jmpq *{{.*}}(%rip)
# DISASM-NEXT: pushq $1
# DISASM-NEXT: jmp 0x0
.text
.type foo STT_GNU_IFUNC
.globl foo
foo:
ret
.type bar STT_GNU_IFUNC
.globl bar
bar:
ret
.type unused, @gnu_indirect_function
.globl unused
unused:
ret
.weak __rela_iplt_start
.weak __rela_iplt_end
.globl _start
_start:
call foo
call bar
.data
.quad __rela_iplt_start
.quad __rela_iplt_end
|
