llvm-capstone/lld/test/ELF/aarch64-gotpage.s
Adhemerval Zanella 988cc0a083 [LLD][ELF][AArch64] Add support for R_AARCH64_LD64_GOTPAGE_LO15 relocation
It is not used by LLVM, but GCC might generates it when compiling
with -fpie, as indicated by PR#40357 [1].

[1] https://bugs.llvm.org/show_bug.cgi?id=40357
2021-01-26 12:01:38 +00:00

47 lines
1.5 KiB
ArmAsm

# REQUIRES: aarch64
# RUN: split-file %s %t
# RUN: llvm-mc -filetype=obj -triple=aarch64-unknown-linux %t/test.s -o %t.o
# RUN: ld.lld -shared --script %t/script %t.o -o %t.so
# RUN: ld.lld -pie --script %t/script %t.o -o %t.exe
# RUN: llvm-readobj -r %t.so | FileCheck --check-prefix=RELOCS-SHARED %s
# RUN: llvm-readobj -r %t.exe | FileCheck --check-prefix=RELOCS-PIE %s
# RUN: llvm-objdump --no-show-raw-insn -d %t.so | FileCheck --check-prefix=DISAS %s
## Check if the R_AARCH64_LD64_GOTPAGE_LO15 generates the GOT entries.
# RELOCS-SHARED: Relocations [
# RELOCS-SHARED-NEXT: Section (5) .rela.dyn {
# RELOCS-SHARED-NEXT: 0x{{[0-9A-F]+}} R_AARCH64_GLOB_DAT global1 0x{{[0-9A-F]+}}
# RELOCS-SHARED-NEXT: 0x{{[0-9A-F]+}} R_AARCH64_GLOB_DAT global2 0x{{[0-9A-F]+}}
# RELOCS-SHARED-NEXT: }
# RELOCS-SHARED-NEXT: ]
# RELOCS-PIE: Relocations [
# RELOCS-PIE-NEXT: Section (5) .rela.dyn {
# RELOCS-PIE-NEXT: 0x{{[0-9A-F]+}} R_AARCH64_RELATIVE - 0x{{[0-9A-F]+}}
# RELOCS-PIE-NEXT: 0x{{[0-9A-F]+}} R_AARCH64_RELATIVE - 0x{{[0-9A-F]+}}
# RELOCS-PIE-NEXT: }
# RELOCS-PIE-NEXT: ]
# DISAS: adrp x0, 0xf000
# DISAS-NEXT: ldr x0, [x0, #4088]
# DISAS-NEXT: ldr x1, [x0, #4096]
#--- script
SECTIONS {
.got (0x10000 - 8) : { *.got }
}
#--- test.s
.globl _start
.type _start,@function
_start:
adrp x0, _GLOBAL_OFFSET_TABLE_
ldr x0, [x0, #:gotpage_lo15:global1]
ldr x1, [x0, #:gotpage_lo15:global2]
.type global1,@object
.comm global1,8,8
.type global2,@object
.comm global2,8,8