gcc/testsuite/gcc.target/x86_64/abi/macros.h

   1 #ifndef MACROS_H
   2
   3 #define check_size(_t, _size) assert(sizeof(_t) == (_size))
   4
   5 #define check_align(_t, _align) assert(__alignof__(_t) == (_align))
   6
   7 #define check_align_lv(_t, _align) assert(__alignof__(_t) == (_align) \
   8                                           && (((unsigned long)&(_t)) & ((_align) - 1) ) == 0)
   9
  10 #define check_basic_struct_size_and_align(_type, _size, _align) { \
  11   struct _str { _type dummy; } _t; \
  12   check_size(_t, _size); \
  13   check_align_lv(_t, _align); \
  14 }
  15
  16 #define check_array_size_and_align(_type, _size, _align) { \
  17   _type _a[1]; _type _b[2]; _type _c[16]; \
  18   struct _str { _type _a[1]; } _s; \
  19   check_align_lv(_a[0], _align); \
  20   check_size(_a, _size); \
  21   check_size(_b, (_size*2)); \
  22   check_size(_c, (_size*16)); \
  23   check_size(_s, _size); \
  24   check_align_lv(_s._a[0], _align); \
  25 }
  26
  27 #define check_basic_union_size_and_align(_type, _size, _align) { \
  28   union _union { _type dummy; } _u; \
  29   check_size(_u, _size); \
  30   check_align_lv(_u, _align); \
  31 }
  32
  33 #define run_signed_tests2(_function, _arg1, _arg2) \
  34   _function(_arg1, _arg2); \
  35   _function(signed _arg1, _arg2); \
  36   _function(unsigned _arg1, _arg2);
  37
  38 #define run_signed_tests3(_function, _arg1, _arg2, _arg3) \
  39   _function(_arg1, _arg2, _arg3); \
  40   _function(signed _arg1, _arg2, _arg3); \
  41   _function(unsigned _arg1, _arg2, _arg3);
  42
  43 /* Check size of a struct and a union of three types.  */
  44
  45 #define check_struct_and_union3(type1, type2, type3, struct_size, align_size) \
  46 { \
  47   struct _str { type1 t1; type2 t2; type3 t3; } _t; \
  48   union _uni { type1 t1; type2 t2; type3 t3; } _u; \
  49   check_size(_t, struct_size); \
  50   check_size(_u, align_size); \
  51 }
  52
  53 #endif // MACROS_H