calling conversion

calling_conversion.c

#include <stdio.h>

#if (_MSC_VER < 1300) || !defined(_MSC_VER)
 typedef signed char       i8_t;
 typedef signed short      i16_t;
 typedef signed int        i32_t;
 typedef unsigned char     u8_t;
 typedef unsigned short    u16_t;
 typedef unsigned int      u32_t;
#else
 typedef signed __int8       i8_t;
 typedef signed __int16      i16_t;
 typedef signed __int32        i32_t;
 typedef unsigned __int8     u8_t;
 typedef unsigned __int16    u16_t;
 typedef unsigned __int32      u32_t;
#endif

#ifdef __GNUC__
typedef long long i64_t;
typedef unsigned long long u64_t;
#else
typedef signed __int64       i64_t;
typedef unsigned __int64     u64_t;
#endif


double cdecl_double_i8_i16_i32_i64_float_double_p8_p32(i8_t i8, i16_t i16, i32_t i32, i64_t i64, float f, double d, i8_t *p8, i32_t *p32) __attribute__((cdecl));
double cdecl_double_u8_u16_u32_u64_float_double(u8_t u8, u16_t u16, u32_t u32, u64_t u64, float f, double d) __attribute__((cdecl));

  
int fn_int_void(){
  return 0;
}

double __attribute__((stdcall)) stdcall_double_i8_i16_i32_i64_float_double_p8_p32(i8_t i8, i16_t i16, i32_t i32, i64_t i64, float f, double d, i8_t *p8, i32_t *p32){
  return 0;
}

double __attribute__((stdcall)) stdcall_double_u8_u16_u32_u64_float_double(u8_t u8, u16_t u16, u32_t u32, u64_t u64, float f, double d) {
  return 0;
}

double __attribute__((cdecl)) cdecl_double_i8_i16_i32_i64_float_double_p8_p32(i8_t i8, i16_t i16, i32_t i32, i64_t i64, float f, double d, i8_t *p8, i32_t *p32){
  return 0;
}

double __attribute__((cdecl)) cdecl_double_u8_u16_u32_u64_float_double(u8_t u8, u16_t u16, u32_t u32, u64_t u64, float f, double d){
  return 0;
}

void fn_void_char(char c){
  
}

void fn_void_pchar(char *pc){
    
}

void fn_void_int_long_float_double_pvoid(int i, long l, float f, double d, void *v){
    
}

//https://assembly.ynh.io/
//https://github.com/ynh/cpp-to-assembly
int main(int argc, char** argv){
  i8_t i8 = -8;
  i16_t i16 = -16;
  i32_t i32 = -32;
  i64_t i64 = -64;
  
  u8_t u8 = 8;
  u16_t u16 = 16;
  u32_t u32 = 32;
  u64_t u64 = 64;
  
  float f = 66.22;
  double d = 88.22;
  
  int int_ret;
  double double_ret;
  
  const char *const_str = "const_str";
  
  printf("Hello World\n");
  
  int_ret = fn_int_void();
  fn_void_char('c');
  fn_void_pchar((char *)const_str);
  fn_void_int_long_float_double_pvoid(2, 22, 66.0, 88.0, (char *)const_str);
  
  double_ret = stdcall_double_i8_i16_i32_i64_float_double_p8_p32(i8, i16, i32, i64, f, d, &i8, &i32);
  double_ret = stdcall_double_u8_u16_u32_u64_float_double(u8, u16, u32, u64, f, d);
  
  double_ret = cdecl_double_i8_i16_i32_i64_float_double_p8_p32(i8, i16, i32, i64, f, d, &i8, &i32);
  double_ret = cdecl_double_u8_u16_u32_u64_float_double(u8, u16, u32, u64, f, d);
  
  return 0;
}