1# REQUIRES: x86 2# RUN: llvm-mc --triple=x86_64-pc-linux -filetype=obj -o %t.o %s 3# RUN: echo "SECTIONS { \ 4# RUN: .text : { *(.text) } \ 5# RUN: .rela.dyn : { *(.rela.dyn) *(.rela.plt) } \ 6# RUN: } " > %t.script 7# RUN: ld.lld %t.o -o %t.so --shared --script %t.script 8# RUN: llvm-readobj --section-headers --dynamic-table %t.so | FileCheck %s 9 10// The linker script above combines the .rela.dyn and .rela.plt into a single 11// table. ELF is clear that the DT_PLTRELSZ should match the subset of 12// relocations that is associated with the PLT. It is less clear about what 13// the value of DT_RELASZ should be. ELF implies that it should be the size 14// of the single table so that DT_RELASZ includes DT_PLTRELSZ. The loader in 15// glibc permits this as long as .rela.plt comes after .rela.dyn in the 16// combined table. 17 18 .text 19 .globl func 20 .type func, %function 21 .globl foo 22 .type foo, %object 23 24 .globl _start 25 .type _start, %function 26_start: 27 call func@plt 28 movq func@GOTPCREL (%rip), %rax 29 30# CHECK: Name: .rela.dyn 31# CHECK-NEXT: Type: SHT_RELA 32# CHECK-NEXT: Flags [ 33# CHECK-NEXT: SHF_ALLOC 34# CHECK-NEXT: SHF_INFO_LINK 35# CHECK-NEXT: ] 36# CHECK-NEXT: Address: 37# CHECK-NEXT: Offset: 38# CHECK-NEXT: Size: 48 39 40# CHECK: 0x0000000000000008 RELASZ 48 41# CHECK: 0x0000000000000002 PLTRELSZ 24 42