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path: root/libguile/lightning/tests/bswapr_ul.c
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#include "test.h"

static void
run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
{
#if __WORDSIZE > 32
  jit_begin(j, arena_base, arena_size);

  const jit_arg_abi_t abi[] = { JIT_ARG_ABI_INTMAX };
  jit_arg_t args[1];
  const jit_anyreg_t regs[] = { { .gpr=JIT_R1 } };

  jit_receive(j, 1, abi, args);
  jit_load_args(j, 1, abi, args, regs);

  jit_bswapr_ul(j, JIT_R0, JIT_R1);
  jit_retr(j, JIT_R0);

  uintmax_t (*f)(uintmax_t) = jit_end(j, NULL);

  ASSERT(f(0) == 0);
  ASSERT(f(0x12345678) == 0x7856341200000000);
  ASSERT(f(0xff12345678) == 0x78563412ff000000);
#endif
}

int
main (int argc, char *argv[])
{
  return main_helper(argc, argv, run_test);
}