lld/test/ELF/mips-64-got.s

   1 # REQUIRES: mips
   2 # Check MIPS N64 ABI GOT relocations
   3
   4 # RUN: llvm-mc -filetype=obj -triple=mips64-unknown-linux \
   5 # RUN:         %p/Inputs/mips-pic.s -o %t.so.o
   6 # RUN: llvm-mc -filetype=obj -triple=mips64-unknown-linux %s -o %t.exe.o
   7 # RUN: echo "SECTIONS { . = 0x30000; .text : { *(.text) } }" > %t.script
   8 # RUN: ld.lld %t.so.o -shared -soname=t.so -o %t.so
   9 # RUN: ld.lld %t.exe.o --script %t.script %t.so -o %t.exe
  10 # RUN: llvm-objdump --no-print-imm-hex -d -t --no-show-raw-insn %t.exe | FileCheck %s
  11 # RUN: llvm-readelf -r -s -A %t.exe | FileCheck -check-prefix=GOT %s
  12
  13 # CHECK: {{[0-9a-f]+}}1c8 l .text  0000000000000000 foo
  14
  15 # CHECK:      <__start>:
  16 # CHECK-NEXT:    {{.*}}  ld      $2, -32736($gp)
  17 # CHECK-NEXT:    {{.*}}  daddiu  $2,  $2, 456
  18 # CHECK-NEXT:    {{.*}}  addiu   $2,  $2, -32704
  19 # CHECK-NEXT:    {{.*}}  addiu   $2,  $2, -32720
  20 # CHECK-NEXT:    {{.*}}  addiu   $2,  $2, -32712
  21
  22 # GOT: There are no relocations in this file.
  23
  24 # GOT: Symbol table '.symtab'
  25 # GOT: {{.*}}: [[FOO:[0-9a-f]+]]     {{.*}} foo
  26 # GOT: {{.*}}: [[GP:[0-9a-f]+]]      {{.*}} _gp
  27 # GOT: {{.*}}: [[BAR:[0-9a-f]+]]     {{.*}} bar
  28
  29 # GOT:      Primary GOT:
  30 # GOT-NEXT:  Canonical gp value: [[GP]]
  31 # GOT-EMPTY:
  32 # GOT-NEXT:  Reserved entries:
  33 # GOT-NEXT:  Address     Access          Initial Purpose
  34 # GOT-NEXT:   {{.*}} -32752(gp) 0000000000000000 Lazy resolver
  35 # GOT-NEXT:   {{.*}} -32744(gp) 8000000000000000 Module pointer (GNU extension)
  36 # GOT-EMPTY:
  37 # GOT-NEXT:  Local entries:
  38 # GOT-NEXT:  Address     Access          Initial
  39 # GOT-NEXT:   {{.*}} -32736(gp) 0000000000030000
  40 # GOT-NEXT:   {{.*}} -32728(gp) 0000000000040000
  41 # GOT-NEXT:   {{.*}} -32720(gp) [[BAR]]
  42 # GOT-NEXT:   {{.*}} -32712(gp) [[FOO]]
  43 # GOT-EMPTY:
  44 # GOT-NEXT:  Global entries:
  45 # GOT-NEXT:  Address     Access          Initial         Sym.Val. Type Ndx Name
  46 # GOT-NEXT:   {{.*}} -32704(gp) 0000000000000000 0000000000000000 FUNC UND foo1a
  47
  48   .text
  49   .global  __start, bar
  50 __start:
  51   ld      $v0,%got_page(foo)($gp)             # R_MIPS_GOT_PAGE
  52   daddiu  $v0,$v0,%got_ofst(foo)              # R_MIPS_GOT_OFST
  53   addiu   $v0,$v0,%got_disp(foo1a)            # R_MIPS_GOT_DISP
  54   addiu   $v0,$v0,%got_disp(bar)              # R_MIPS_GOT_DISP
  55   addiu   $v0,$v0,%got_disp(foo)              # R_MIPS_GOT_DISP
  56
  57 bar:
  58   nop
  59 foo:
  60   nop