lld/test/ELF/mips-got-relocs.s

   1 # REQUIRES: mips
   2 # Check R_MIPS_GOT16 relocation calculation.
   3
   4 # RUN: echo "SECTIONS { \
   5 # RUN:         . = 0x20000; .text : { *(.text) } \
   6 # RUN:         . = 0x30000; .got  : { *(.got)  } \
   7 # RUN:       }" > %t.script
   8
   9 # RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t-be.o
  10 # RUN: ld.lld %t-be.o --script %t.script -o %t-be.exe
  11 # RUN: llvm-readobj --sections -r --symbols -A %t-be.exe \
  12 # RUN:   | FileCheck -check-prefix=ELF %s
  13 # RUN: llvm-objdump --no-print-imm-hex -d %t-be.exe | FileCheck --check-prefix=DIS %s
  14
  15 # RUN: llvm-mc -filetype=obj -triple=mipsel-unknown-linux %s -o %t-el.o
  16 # RUN: ld.lld %t-el.o --script %t.script -o %t-el.exe
  17 # RUN: llvm-readobj --sections -r --symbols -A %t-el.exe \
  18 # RUN:   | FileCheck -check-prefix=ELF %s
  19 # RUN: llvm-objdump --no-print-imm-hex -d %t-el.exe | FileCheck --check-prefix=DIS %s
  20
  21 # RUN: ld.lld -shared %t-be.o --script %t.script -o %t-be.so
  22 # RUN: llvm-readobj --sections -r --symbols -A %t-be.so \
  23 # RUN:   | FileCheck -check-prefix=ELF %s
  24 # RUN: llvm-objdump --no-print-imm-hex -d %t-be.so | FileCheck --check-prefix=DIS %s
  25
  26 # RUN: ld.lld -shared %t-el.o --script %t.script -o %t-el.so
  27 # RUN: llvm-readobj --sections -r --symbols -A %t-el.so \
  28 # RUN:   | FileCheck -check-prefix=ELF %s
  29 # RUN: llvm-objdump --no-print-imm-hex -d %t-el.so | FileCheck --check-prefix=DIS %s
  30
  31   .text
  32   .globl  __start
  33 __start:
  34   lui $2, %got(v1)
  35
  36   .data
  37   .globl v1
  38 v1:
  39   .word 0
  40
  41 # ELF:      Section {
  42 # ELF:        Name: .got
  43 # ELF:        Flags [
  44 # ELF-NEXT:     SHF_ALLOC
  45 # ELF-NEXT:     SHF_MIPS_GPREL
  46 # ELF-NEXT:     SHF_WRITE
  47 # ELF-NEXT:   ]
  48 #
  49 # ELF:      Relocations [
  50 # ELF-NEXT: ]
  51 #
  52 # ELF:      Symbol {
  53 # ELF:        Name: v1
  54 # ELF-NEXT:   Value: 0x[[V1:[0-9A-F]+]]
  55 #
  56 # ELF:      {{.*}} GOT {
  57 # ELF-NEXT:   Canonical gp value: 0x37FF0
  58 #
  59 # ELF:        Entry {
  60 # ELF:          Address: 0x30008
  61 # ELF-NEXT:     Access: -32744
  62 # ELF-NEXT:     Initial: 0x[[V1]]
  63
  64 # "v1 GOT entry address" - _gp
  65 # 0x30008 - 0x37FF0 = -0x7fe8 == 0x8018 == 32792
  66 # DIS:  lui $2, 32792