hanchenye-llvm-project/lld/test/ELF/gotpc-relax-nopic.s

# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -relax-relocations -triple=x86_64-unknown-linux %s -o %t.o
# RUN: ld.lld %t.o -o %t1
# RUN: llvm-readobj -symbols -r %t1 | FileCheck --check-prefix=SYMRELOC %s
# RUN: llvm-objdump -d %t1 | FileCheck --check-prefix=DISASM %s

## There is no relocations.
# SYMRELOC:      Relocations [
# SYMRELOC-NEXT: ]
# SYMRELOC:      Symbols [
# SYMRELOC:       Symbol {
# SYMRELOC:        Name: bar
# SYMRELOC-NEXT:   Value: 0x12000

## 73728 = 0x12000 (bar)
# DISASM:      Disassembly of section .text:
# DISASM-NEXT: _start:
# DISASM-NEXT:    11000:  48 81 d0 00 20 01 00  adcq  $73728, %rax
# DISASM-NEXT:    11007:  48 81 c3 00 20 01 00  addq  $73728, %rbx
# DISASM-NEXT:    1100e:  48 81 e1 00 20 01 00  andq  $73728, %rcx
# DISASM-NEXT:    11015:  48 81 fa 00 20 01 00  cmpq  $73728, %rdx
# DISASM-NEXT:    1101c:  48 81 cf 00 20 01 00  orq   $73728, %rdi
# DISASM-NEXT:    11023:  48 81 de 00 20 01 00  sbbq  $73728, %rsi
# DISASM-NEXT:    1102a:  48 81 ed 00 20 01 00  subq  $73728, %rbp
# DISASM-NEXT:    11031:  49 81 f0 00 20 01 00  xorq  $73728, %r8
# DISASM-NEXT:    11038:  49 f7 c7 00 20 01 00  testq $73728, %r15

# RUN: ld.lld -shared %t.o -o %t2
# RUN: llvm-readobj -s -r -d %t2 | FileCheck --check-prefix=SEC-PIC    %s
# RUN: llvm-objdump -d %t2 | FileCheck --check-prefix=DISASM-PIC %s
# SEC-PIC:      Section {
# SEC-PIC:        Index:
# SEC-PIC:        Name: .got
# SEC-PIC-NEXT:   Type: SHT_PROGBITS
# SEC-PIC-NEXT:   Flags [
# SEC-PIC-NEXT:     SHF_ALLOC
# SEC-PIC-NEXT:     SHF_WRITE
# SEC-PIC-NEXT:   ]
# SEC-PIC-NEXT:   Address: 0x20A0
# SEC-PIC-NEXT:   Offset: 0x20A0
# SEC-PIC-NEXT:   Size: 8
# SEC-PIC-NEXT:   Link:
# SEC-PIC-NEXT:   Info:
# SEC-PIC-NEXT:   AddressAlignment:
# SEC-PIC-NEXT:   EntrySize:
# SEC-PIC-NEXT: }
# SEC-PIC:      Relocations [
# SEC-PIC-NEXT:   Section ({{.*}}) .rela.dyn {
# SEC-PIC-NEXT:     0x20A0 R_X86_64_RELATIVE - 0x3000
# SEC-PIC-NEXT:   }
# SEC-PIC-NEXT: ]
# SEC-PIC:      0x000000006FFFFFF9 RELACOUNT            1

## Check that there was no relaxation performed. All values refer to got entry.
## Ex: 0x1000 + 4249 + 7 = 0x20A0
##     0x102a + 4207 + 7 = 0x20A0
# DISASM-PIC:      Disassembly of section .text:
# DISASM-PIC-NEXT: _start:
# DISASM-PIC-NEXT: 1000: 48 13 05 99 10 00 00  adcq  4249(%rip), %rax
# DISASM-PIC-NEXT: 1007: 48 03 1d 92 10 00 00  addq  4242(%rip), %rbx
# DISASM-PIC-NEXT: 100e: 48 23 0d 8b 10 00 00  andq  4235(%rip), %rcx
# DISASM-PIC-NEXT: 1015: 48 3b 15 84 10 00 00  cmpq  4228(%rip), %rdx
# DISASM-PIC-NEXT: 101c: 48 0b 3d 7d 10 00 00  orq 4221(%rip), %rdi
# DISASM-PIC-NEXT: 1023: 48 1b 35 76 10 00 00  sbbq  4214(%rip), %rsi
# DISASM-PIC-NEXT: 102a: 48 2b 2d 6f 10 00 00  subq  4207(%rip), %rbp
# DISASM-PIC-NEXT: 1031: 4c 33 05 68 10 00 00  xorq  4200(%rip), %r8
# DISASM-PIC-NEXT: 1038: 4c 85 3d 61 10 00 00  testq 4193(%rip), %r15

.data
.type   bar, @object
bar:
 .byte   1
 .size   bar, .-bar

.text
.globl  _start
.type   _start, @function
_start:
  adcq    bar@GOTPCREL(%rip), %rax
  addq    bar@GOTPCREL(%rip), %rbx
  andq    bar@GOTPCREL(%rip), %rcx
  cmpq    bar@GOTPCREL(%rip), %rdx
  orq     bar@GOTPCREL(%rip), %rdi
  sbbq    bar@GOTPCREL(%rip), %rsi
  subq    bar@GOTPCREL(%rip), %rbp
  xorq    bar@GOTPCREL(%rip), %r8
  testq   %r15, bar@GOTPCREL(%rip)