lld/test/ELF/riscv-pcrel-hilo.s

   1 # REQUIRES: riscv
   2
   3 # RUN: llvm-mc -filetype=obj -triple=riscv32-unknown-elf -mattr=-relax %s -o %t.rv32.o
   4 # RUN: llvm-mc -filetype=obj -triple=riscv64-unknown-elf -mattr=-relax %s -o %t.rv64.o
   5
   6 # RUN: ld.lld %t.rv32.o --defsym foo=_start+12 --defsym bar=_start -o %t.rv32
   7 # RUN: ld.lld %t.rv64.o --defsym foo=_start+12 --defsym bar=_start -o %t.rv64
   8 # RUN: llvm-objdump -d --no-show-raw-insn %t.rv32 | FileCheck %s
   9 # RUN: llvm-objdump -d --no-show-raw-insn %t.rv64 | FileCheck %s
  10 # RUN: ld.lld -pie %t.rv32.o --defsym foo=_start+12 --defsym bar=_start -o %t.rv32
  11 # RUN: ld.lld -pie %t.rv64.o --defsym foo=_start+12 --defsym bar=_start -o %t.rv64
  12 # RUN: llvm-objdump -d --no-show-raw-insn %t.rv32 | FileCheck %s
  13 # RUN: llvm-objdump -d --no-show-raw-insn %t.rv64 | FileCheck %s
  14 # CHECK:      auipc   a0, 0
  15 # CHECK-NEXT: addi    a0, a0, 12
  16 # CHECK-NEXT: sw      zero, 12(a0)
  17 # CHECK:      auipc   a0, 0
  18 # CHECK-NEXT: addi    a0, a0, -12
  19 # CHECK-NEXT: sw      zero, -12(a0)
  20
  21 # RUN: ld.lld %t.rv32.o --defsym foo=_start+0x7ffff7ff --defsym bar=_start+12-0x80000800 -o %t.rv32.limits
  22 # RUN: ld.lld %t.rv64.o --defsym foo=_start+0x7ffff7ff --defsym bar=_start+12-0x80000800 -o %t.rv64.limits
  23 # RUN: llvm-objdump -d --no-show-raw-insn %t.rv32.limits | FileCheck --check-prefix=LIMITS %s
  24 # RUN: llvm-objdump -d --no-show-raw-insn %t.rv64.limits | FileCheck --check-prefix=LIMITS %s
  25 # LIMITS:      auipc   a0, 524287
  26 # LIMITS-NEXT: addi    a0, a0, 2047
  27 # LIMITS-NEXT: sw      zero, 2047(a0)
  28 # LIMITS:      auipc   a0, 524288
  29 # LIMITS-NEXT: addi    a0, a0, -2048
  30 # LIMITS-NEXT: sw      zero, -2048(a0)
  31
  32 # RUN: ld.lld %t.rv32.o --defsym foo=_start+0x7ffff800 --defsym bar=_start+12-0x80000801 -o %t
  33 # RUN: not ld.lld %t.rv64.o --defsym foo=_start+0x7ffff800 --defsym bar=_start+12-0x80000801 -o /dev/null 2>&1 | FileCheck --check-prefix=ERROR %s
  34 # ERROR: relocation R_RISCV_PCREL_HI20 out of range: 524288 is not in [-524288, 524287]; references 'foo'
  35 # ERROR: relocation R_RISCV_PCREL_HI20 out of range: -524289 is not in [-524288, 524287]; references 'bar'
  36
  37 .global _start
  38 _start:
  39     auipc   a0, %pcrel_hi(foo)
  40     addi    a0, a0, %pcrel_lo(_start)
  41     sw      x0, %pcrel_lo(_start)(a0)
  42 .L1:
  43     auipc   a0, %pcrel_hi(bar)
  44     addi    a0, a0, %pcrel_lo(.L1)
  45     sw      x0, %pcrel_lo(.L1)(a0)