Mercurial > hg > CbC > CbC_llvm
view lld/test/ELF/relro-init-fini-script.s @ 192:d7606dcf6fce
Added tag llvm10 for changeset 0572611fdcc8
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 14 Dec 2020 18:01:34 +0900 |
parents | 0572611fdcc8 |
children |
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// REQUIRES: x86 // RUN: llvm-mc -filetype=obj -triple=x86_64-none-elf %s -o %t.o // RUN: echo "SECTIONS { \ // RUN: .dynamic 0x10000 : { *(.dynamic) } \ // RUN: .preinit_array : { PROVIDE_HIDDEN (__preinit_array_start = .); \ // RUN: KEEP (*(.preinit_array)) } \ // RUN: .init_array : { PROVIDE_HIDDEN (__init_array_start = .); \ // RUN: KEEP (*(.init_array)) } \ // RUN: .fini_array : { PROVIDE_HIDDEN (__fini_array_start = .); \ // RUN: KEEP (*(.fini_array)) } \ // RUN: .data.rel.ro : { *(.data.rel.ro) } \ // RUN: .data : { *(.data) } } " > %t.script // RUN: ld.lld %t.o -o %t.so --shared --script=%t.script // RUN: llvm-readelf -S %t.so | FileCheck %s // RUN: llvm-readobj --segments %t.so | FileCheck %s --check-prefix=PHDR /// Check that an empty .init_array, .fini_array or .preinit_array that is /// kept due to symbol references, is still counted as RELRO. The _array /// sections are zero size. The RELRO extent is [.dynamic, .data.rel.ro) // CHECK: .dynamic DYNAMIC 0000000000010000 002000 000110 // CHECK-NEXT: .preinit_array PROGBITS {{0+}}[[# %x,ADDR:]] // CHECK-NEXT: .init_array PROGBITS {{0+}}[[# ADDR]] // CHECK-NEXT: .fini_array PROGBITS {{0+}}[[# ADDR]] // CHECK-NEXT: .data.rel.ro PROGBITS 0000000000010110 002110 000008 // PHDR: Type: PT_GNU_RELRO // PHDR-NEXT: Offset: 0x2000 // PHDR-NEXT: VirtualAddress: 0x10000 // PHDR-NEXT: PhysicalAddress: 0x10000 // PHDR-NEXT: FileSize: 280 .section .data.rel.ro, "aw", %progbits .global foo .quad foo .data .quad __init_array_start .quad __fini_array_start .quad __preinit_array_start