lld/test/ELF/mips-xgot-order.s

   1 # REQUIRES: mips
   2 # Check that GOT entries accessed via 16-bit indexing are allocated
   3 # in the beginning of the GOT.
   4
   5 # RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t.o
   6 # RUN: ld.lld %t.o -o %t.exe
   7 # RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn %t.exe | FileCheck %s
   8 # RUN: llvm-readelf -s -A %t.exe | FileCheck -check-prefix=GOT %s
   9
  10 # CHECK:      Disassembly of section .text:
  11 # CHECK-EMPTY:
  12 # CHECK-NEXT: <__start>:
  13 # CHECK-NEXT:    lui     $2, 0
  14 # CHECK-NEXT:    lw      $2, -32732($2)
  15 # CHECK-NEXT:    lui     $2, 0
  16 # CHECK-NEXT:    lw      $2, -32728($2)
  17 #
  18 # CHECK:      <bar>:
  19 # CHECK-NEXT:    lw      $2, -32736($2)
  20 # CHECK-NEXT:    lw      $2, -32744($2)
  21 # CHECK-NEXT:    addi    $2, $2, {{.*}}
  22
  23 # GOT: Symbol table '.symtab'
  24 # GOT:    Num:               Value  Size Type    Bind   Vis       Ndx Name
  25 # GOT:           [[LOC:[0-9a-f]+]]     0 NOTYPE  LOCAL  DEFAULT     4 loc
  26 # GOT:         [[START:[0-9a-f]+]]     0 NOTYPE  GLOBAL DEFAULT     3 __start
  27 # GOT:           [[BAR:[0-9a-f]+]]     0 NOTYPE  GLOBAL DEFAULT     3 bar
  28
  29 # GOT:      Static GOT:
  30 # GOT:       Local entries:
  31 # GOT:         Address     Access  Initial
  32 # GOT-NEXT:            -32744(gp) 00030000
  33 # GOT-NEXT:            -32740(gp) 00040000
  34 # GOT-NEXT:            -32736(gp) [[BAR]]
  35 # GOT-NEXT:            -32732(gp) [[START]]
  36 # GOT-NEXT:            -32728(gp) [[LOC]]
  37
  38   .text
  39   .global __start, bar
  40 __start:
  41   lui   $2, %got_hi(__start)
  42   lw    $2, %got_lo(__start)($2)
  43   lui   $2, %got_hi(loc)
  44   lw    $2, %got_lo(loc)($2)
  45 bar:
  46   lw    $2, %got(bar)($2)
  47   lw    $2, %got(loc)($2)
  48   addi  $2, $2, %lo(loc)
  49
  50   .data
  51 loc:
  52   .word 0