test/ELF/mips-64-rels.s

   1 # Check handling multiple MIPS N64 ABI relocations packed
   2 # into the single relocation record.
   3
   4 # RUN: llvm-mc -filetype=obj -triple=mips64-unknown-linux %s -o %t.o
   5 # RUN: ld.lld %t.o -o %t.exe
   6 # RUN: llvm-objdump -d -s -t %t.exe | FileCheck %s
   7 # RUN: llvm-readobj -r %t.exe | FileCheck -check-prefix=REL %s
   8
   9 # REQUIRES: mips
  10
  11 # CHECK:      __start:
  12 # CHECK-NEXT:    20000:   3c 1c 00 01   lui     $gp, 1
  13 #                                                    ^-- 0x20000 - 0x37ff0
  14 #                                                    ^-- 0 - 0xfffffffffffe8010
  15 #                                                    ^-- %hi(0x17ff0)
  16 # CHECK:      loc:
  17 # CHECK-NEXT:    20004:   67 9c 7f f0   daddiu  $gp, $gp, 32752
  18 #                                                    ^-- 0x20000 - 0x37ff0
  19 #                                                    ^-- 0 - 0xfffffffffffe8010
  20 #                                                    ^-- %lo(0x17ff0)
  21
  22 # CHECK:      Contents of section .rodata:
  23 # CHECK-NEXT:  10190 ffffffff fffe8014
  24 #                    ^-- 0x20004 - 0x37ff0 = 0xfffffffffffe8014
  25
  26 # CHECK: 0000000000020004   .text   00000000 loc
  27 # CHECK: 0000000000037ff0   *ABS*   00000000 .hidden _gp
  28 # CHECK: 0000000000020000   .text   00000000 __start
  29
  30 # REL:      Relocations [
  31 # REL-NEXT: ]
  32
  33   .text
  34   .global  __start
  35 __start:
  36   lui     $gp,%hi(%neg(%gp_rel(__start)))     # R_MIPS_GPREL16
  37                                               # R_MIPS_SUB
  38                                               # R_MIPS_HI16
  39 loc:
  40   daddiu  $gp,$gp,%lo(%neg(%gp_rel(__start))) # R_MIPS_GPREL16
  41                                               # R_MIPS_SUB
  42                                               # R_MIPS_LO16
  43
  44   .section  .rodata,"a",@progbits
  45   .gpdword(loc)                               # R_MIPS_GPREL32
  46                                               # R_MIPS_64