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

   1 # REQUIRES: mips
   2 # Check handling of microMIPS relocations.
   3
   4 # RUN: echo "SECTIONS { \
   5 # RUN:         . = 0x20000;  .text ALIGN(0x100) : { *(.text) } \
   6 # RUN:         . = 0x20300;  .plt  : { *(.plt) } \
   7 # RUN:         . = 0x30000;  .data : { *(.data) } \
   8 # RUN:       }" > %t.script
   9
  10 # RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
  11 # RUN:         -mattr=micromips %S/Inputs/mips-micro.s -o %t1eb.o
  12 # RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
  13 # RUN:         -mattr=micromips %s -o %t2eb.o
  14 # RUN: ld.lld -o %teb.exe -script %t.script %t1eb.o %t2eb.o
  15 # RUN: llvm-objdump -d -t -s --mattr=micromips --no-show-raw-insn %teb.exe \
  16 # RUN:   | FileCheck --check-prefixes=ASM,EB %s
  17 # RUN: llvm-readelf -h %teb.exe | FileCheck --check-prefix=ELF %s
  18
  19 # RUN: llvm-mc -filetype=obj -triple=mipsel-unknown-linux \
  20 # RUN:         -mattr=micromips %S/Inputs/mips-micro.s -o %t1el.o
  21 # RUN: llvm-mc -filetype=obj -triple=mipsel-unknown-linux \
  22 # RUN:         -mattr=micromips %s -o %t2el.o
  23 # RUN: ld.lld -o %tel.exe -script %t.script %t1el.o %t2el.o
  24 # RUN: llvm-objdump -d -t -s --mattr=micromips --no-show-raw-insn %tel.exe \
  25 # RUN:   | FileCheck --check-prefixes=ASM,EL %s
  26 # RUN: llvm-readelf -h %tel.exe | FileCheck --check-prefix=ELF %s
  27
  28 # ASM: 00038000 l       .got   00000000 .hidden _gp
  29 # ASM: 00020100 g F     .text  00000000 0x80 foo
  30 # ASM: 00020110 g       .text  00000000 0x80 __start
  31
  32 # EB:      Contents of section .data:
  33 # EB-NEXT:  30000 fffe8111
  34
  35 # EB:      Contents of section .debug_info
  36 # EB-NEXT:  0000 00020111
  37
  38 # EL:      Contents of section .data:
  39 # EL-NEXT:  30000 1181feff
  40
  41 # EL:      Contents of section .debug_info
  42 # EL-NEXT:  0000 11010200
  43
  44 # ASM:      <__start>:
  45 # ASM-NEXT:      20110:  lui     $3, 1
  46 # ASM-NEXT:              addiu   $3, $3, 32495
  47 # ASM-NEXT:              lw      $3, -32744($gp)
  48 # ASM-NEXT:              lw      $3, -32744($3)
  49 # ASM-NEXT:              beqz16  $6, -32
  50 # ASM-NEXT:              sll     $3, $fp, 0
  51 # ASM-NEXT:              b16     -40
  52 # ASM-NEXT:              nop
  53 # ASM-NEXT:              b       -44
  54
  55 # ELF: Entry point address: 0x20111
  56
  57   .text
  58   .set micromips
  59   .global __start
  60 __start:
  61   lui     $3, %hi(_gp_disp)       # R_MICROMIPS_HI16
  62   addiu   $3, $3, %lo(_gp_disp)   # R_MICROMIPS_LO16
  63
  64   lw      $3, %call16(foo)($gp)   # R_MICROMIPS_CALL16
  65   lw      $3, %got(foo)($3)       # R_MICROMIPS_GOT16
  66
  67   beqz16  $6, foo                 # R_MICROMIPS_PC7_S1
  68   b16     foo                     # R_MICROMIPS_PC10_S1
  69   b       foo                     # R_MICROMIPS_PC16_S1
  70
  71   .data
  72   .gpword __start                 # R_MIPS_GPREL32
  73
  74   .section .debug_info,"",@0x7000001e
  75   .word __start                   # R_MIPS_32