1# REQUIRES: aarch64 2# RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-gnu %s -o %t.o 3# RUN: ld.lld %t.o -o %t 4# RUN: llvm-readelf -S -s %t | FileCheck %s --check-prefix=SEC 5# RUN: llvm-readelf -x .rodata -x .data %t | FileCheck --check-prefix=HEX %s 6# RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=RELOC 7 8## ifunc is a non-preemptable STT_GNU_IFUNC. Check we create a canonical PLT 9## and redirect .rodata and .data references to it. 10 11# SEC: .text PROGBITS 0000000000210178 12# SEC: .got.plt PROGBITS 0000000000220198 13# SEC: 0000000000210180 0 FUNC GLOBAL DEFAULT 4 ifunc 14 15## .rodata[0] and .data[0] store the address of the canonical PLT. 16# HEX: section '.rodata': 17# HEX-NEXT: 0x00200170 80012100 00000000 18# HEX: section '.data': 19# HEX-NEXT: 0x00220190 80012100 00000000 20 21# RELOC: .rela.dyn { 22# RELOC-NEXT: 0x220198 R_AARCH64_IRELATIVE - 0x210178 23# RELOC-NEXT: } 24 25.globl ifunc 26.type ifunc,@gnu_indirect_function 27ifunc: 28 ret 29 30.rodata 31.p2align 3 32.xword ifunc 33 34.data 35.p2align 3 36.xword ifunc 37