C++ (Cpp) cmp_reg64_imm8 Exemples

Exemple #1

Fichier : gregimm.c Projet : Kivutar/mupen64plus-libretro

static void genbltz_test(void)
{
   int rs_64bit = is64((unsigned int *)dst->f.i.rs);

   if (rs_64bit == 0)
   {
#ifdef __x86_64__
      int rs = allocate_register_32((unsigned int *)dst->f.i.rs);
#else
      int rs = allocate_register((unsigned int *)dst->f.i.rs);
#endif

      cmp_reg32_imm32(rs, 0);
#ifdef __x86_64__
      setl_m8rel((unsigned char *) &branch_taken);
#else
      jge_rj(12);
      mov_m32_imm32((unsigned int *)(&branch_taken), 1); // 10
      jmp_imm_short(10); // 2
      mov_m32_imm32((unsigned int *)(&branch_taken), 0); // 10
#endif
   }
   else if (rs_64bit == -1)
   {
#ifdef __x86_64__
      cmp_m32rel_imm32(((unsigned int *)dst->f.i.rs)+1, 0);
      setl_m8rel((unsigned char *) &branch_taken);
#else
      cmp_m32_imm32(((unsigned int *)dst->f.i.rs)+1, 0);
      jge_rj(12);
      mov_m32_imm32((unsigned int *)(&branch_taken), 1); // 10
      jmp_imm_short(10); // 2
      mov_m32_imm32((unsigned int *)(&branch_taken), 0); // 10
#endif
   }
   else
   {
#ifdef __x86_64__
      int rs = allocate_register_64((uint64_t*)dst->f.i.rs);

      cmp_reg64_imm8(rs, 0);
      setl_m8rel((unsigned char *) &branch_taken);
#else
      int rs2 = allocate_64_register2((unsigned int *)dst->f.i.rs);

      cmp_reg32_imm32(rs2, 0);
      jge_rj(12);
      mov_m32_imm32((unsigned int *)(&branch_taken), 1); // 10
      jmp_imm_short(10); // 2
      mov_m32_imm32((unsigned int *)(&branch_taken), 0); // 10
#endif
   }
}

Exemple #2

Fichier : gregimm.c Projet : CatalystG/Mupen64Plus-PB

void genbgez_test(void)
{
  int rs_64bit = is64((unsigned int *)dst->f.i.rs);
   
  if (rs_64bit == 0)
  {
    int rs = allocate_register_32((unsigned int *)dst->f.i.rs);
    cmp_reg32_imm32(rs, 0);
    setge_m8rel((unsigned char *) &branch_taken);
  }
  else if (rs_64bit == -1)
  {
    cmp_m32rel_imm32(((unsigned int *)dst->f.i.rs)+1, 0);
    setge_m8rel((unsigned char *) &branch_taken);
  }
  else
  {
    int rs = allocate_register_64((unsigned long long *)dst->f.i.rs);
    cmp_reg64_imm8(rs, 0);
    setge_m8rel((unsigned char *) &branch_taken);
  }
}