lld/test/ELF/riscv-reloc-got.s

   1 # REQUIRES: riscv
   2 # RUN: echo '.globl b; b:' | llvm-mc -filetype=obj -triple=riscv32 - -o %t1.o
   3 # RUN: ld.lld -shared %t1.o -soname=t1.so -o %t1.so
   4
   5 # RUN: llvm-mc -filetype=obj -triple=riscv32 -position-independent %s -o %t.o
   6 # RUN: ld.lld %t.o %t1.so -o %t
   7 # RUN: llvm-readelf -S %t | FileCheck --check-prefix=SEC32 %s
   8 # RUN: llvm-readobj -r %t | FileCheck --check-prefix=RELOC32 %s
   9 # RUN: llvm-nm %t | FileCheck --check-prefix=NM32 %s
  10 # RUN: llvm-readobj -x .got %t | FileCheck --check-prefix=HEX32 %s
  11 # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=DIS32 %s
  12
  13 # RUN: echo '.globl b; b:' | llvm-mc -filetype=obj -triple=riscv64 - -o %t1.o
  14 # RUN: ld.lld -shared %t1.o -soname=t1.so -o %t1.so
  15
  16 # RUN: llvm-mc -filetype=obj -triple=riscv64 -position-independent %s -o %t.o
  17 # RUN: ld.lld %t.o %t1.so -o %t
  18 # RUN: llvm-readelf -S %t | FileCheck --check-prefix=SEC64 %s
  19 # RUN: llvm-readobj -r %t | FileCheck --check-prefix=RELOC64 %s
  20 # RUN: llvm-nm %t | FileCheck --check-prefix=NM64 %s
  21 # RUN: llvm-readobj -x .got %t | FileCheck --check-prefix=HEX64 %s
  22 # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=DIS64 %s
  23
  24 # SEC32: .got PROGBITS         0001220c 00020c 00000c
  25 # SEC64: .got PROGBITS 0000000000012358 000358 000018
  26
  27 # RELOC32:      .rela.dyn {
  28 # RELOC32-NEXT:   0x12210 R_RISCV_32 b 0x0
  29 # RELOC32-NEXT: }
  30
  31 # RELOC64:      .rela.dyn {
  32 # RELOC64-NEXT:   0x12360 R_RISCV_64 b 0x0
  33 # RELOC64-NEXT: }
  34
  35 # NM32: 00013218 d a
  36 # NM64: 0000000000013370 d a
  37
  38 ## .got[0] = _DYNAMIC
  39 ## .got[1] = 0 (relocated by R_RISCV_32/64 at runtime)
  40 ## .got[2] = a (filled at link time)
  41 # HEX32: section '.got':
  42 # HEX32: 0x0001220c ac210100 00000000 18320100
  43
  44 # HEX64: section '.got':
  45 # HEX64: 0x00012358 98220100 00000000 00000000 00000000
  46 # HEX64: 0x00012368 70330100 00000000
  47
  48 ## &.got[2]-. = 0x12214-0x1119c = 4096*1+120
  49 # DIS32:      1119c: auipc a0, 0x1
  50 # DIS32-NEXT:        lw a0, 0x78(a0)
  51 ## &.got[1]-. = 0x12210-0x111a4 = 4096*1+108
  52 # DIS32:      111a4: auipc a0, 0x1
  53 # DIS32-NEXT:        lw a0, 0x6c(a0)
  54
  55 ## &.got[2]-. = 0x12368-0x11288 = 4096*1+224
  56 # DIS64:      11288: auipc a0, 0x1
  57 # DIS64-NEXT:        ld a0, 0xe0(a0)
  58 ## &.got[1]-. = 0x12360-0x11290 = 4096*1+208
  59 # DIS64:      11290: auipc a0, 0x1
  60 # DIS64-NEXT:        ld a0, 0xd0(a0)
  61
  62 la a0,a
  63 la a0,b
  64
  65 .data
  66 a:
  67 ## An undefined reference of _GLOBAL_OFFSET_TABLE_ causes .got[0] to be
  68 ## allocated to store _DYNAMIC.
  69 .long _GLOBAL_OFFSET_TABLE_ - .