#include "test.h"

static void
run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size)
{
  jit_begin(j, arena_base, arena_size);

  const jit_arg_abi_t abi[] = { JIT_ARG_ABI_INTMAX, JIT_ARG_ABI_INTMAX };
  jit_arg_t args[2];
  const jit_anyreg_t regs[] = { { .gpr=JIT_R0 }, { .gpr=JIT_R1 }};

  jit_receive(j, 2, abi, args);
  jit_load_args(j, 2, abi, args, regs);

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

  size_t size = 0;
  void* ret = jit_end(j, &size);

  intmax_t (*f)(intmax_t, intmax_t) = ret;

  ASSERT(f(0x7fffffff, 1) == 0x7fffffff);
  ASSERT(f(1, 0x7fffffff) == 0);
  ASSERT(f(0x80000000, 1) == 0x80000000);
  ASSERT(f(1, 0x80000000) == 0);
  ASSERT(f(0x7fffffff, 2) == 0x3fffffff);
  ASSERT(f(2, 0x7fffffff) == 0);
  ASSERT(f(0x80000000, 2) == 0x40000000);
  ASSERT(f(2, 0x80000000) == 0);
  ASSERT(f(0x7fffffff, 0x80000000) == 0);
  ASSERT(f(0x80000000, 0x7fffffff) == 1);
  ASSERT(f(0, 0x7fffffff) == 0);
  ASSERT(f(0x7fffffff, 0xffffffff) == 0);
  ASSERT(f(0xffffffff, 0x7fffffff) == 2);
  ASSERT(f(0xffffffff, 0xffffffff) == 1);
#if __WORDSIZE != 32
  ASSERT(f(0x7fffffffffffffff, 1) == 0x7fffffffffffffff);
  ASSERT(f(1, 0x7fffffffffffffff) == 0);
  ASSERT(f(0x8000000000000000, 1) == 0x8000000000000000);
  ASSERT(f(1, 0x8000000000000000) == 0);
  ASSERT(f(0x7fffffffffffffff, 2) == 0x3fffffffffffffff);
  ASSERT(f(2, 0x7fffffffffffffff) == 0);
  ASSERT(f(0x8000000000000000, 2) == 0x4000000000000000);
  ASSERT(f(2, 0x8000000000000000) == 0);
  ASSERT(f(0x7fffffffffffffff, 0x8000000000000000) == 0);
  ASSERT(f(0x8000000000000000, 0x7fffffffffffffff) == 1);
  ASSERT(f(0x7fffffffffffffff, 0xffffffffffffffff) == 0);
  ASSERT(f(0xffffffffffffffff, 0x7fffffffffffffff) == 2);
  ASSERT(f(0xffffffffffffffff, 0xffffffffffffffff) == 1);
#endif
}

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