1 /* Parameters derived from machine and compiler architecture */ 2 3 /* ---------------- Scalar alignments ---------------- */ 4 5 #define ARCH_ALIGN_SHORT_MOD 2 6 #define ARCH_ALIGN_INT_MOD 4 7 #define ARCH_ALIGN_LONG_MOD 4 8 #define ARCH_ALIGN_PTR_MOD 4 9 #define ARCH_ALIGN_FLOAT_MOD 4 10 #define ARCH_ALIGN_DOUBLE_MOD 4 11 12 /* ---------------- Scalar sizes ---------------- */ 13 14 #define ARCH_LOG2_SIZEOF_SHORT 1 15 #define ARCH_LOG2_SIZEOF_INT 2 16 #define ARCH_LOG2_SIZEOF_LONG 2 17 #define ARCH_SIZEOF_PTR 4 18 #define ARCH_SIZEOF_FLOAT 4 19 #define ARCH_SIZEOF_DOUBLE 8 20 #define ARCH_FLOAT_MANTISSA_BITS 24 21 #define ARCH_DOUBLE_MANTISSA_BITS 53 22 23 /* ---------------- Unsigned max values ---------------- */ 24 25 #define ARCH_MAX_UCHAR ((unsigned char)0xff + (unsigned char)0) 26 #define ARCH_MAX_USHORT ((unsigned short)0xffff + (unsigned short)0) 27 #define ARCH_MAX_UINT ((unsigned int)~0 + (unsigned int)0) 28 #define ARCH_MAX_ULONG ((unsigned long)~0L + (unsigned long)0) 29 30 /* ---------------- Cache sizes ---------------- */ 31 32 #define ARCH_CACHE1_SIZE 1048576 33 #define ARCH_CACHE2_SIZE 1048576 34 35 /* ---------------- Miscellaneous ---------------- */ 36 37 #define ARCH_IS_BIG_ENDIAN 0 38 #define ARCH_PTRS_ARE_SIGNED 0 39 #define ARCH_FLOATS_ARE_IEEE 1 40 #define ARCH_ARITH_RSHIFT 2 41 #define ARCH_CAN_SHIFT_FULL_LONG 1 42 #define ARCH_DIV_NEG_POS_TRUNCATES 1 43