diff options
Diffstat (limited to 'arch/ppc/math-emu/double.h')
-rw-r--r-- | arch/ppc/math-emu/double.h | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/arch/ppc/math-emu/double.h b/arch/ppc/math-emu/double.h deleted file mode 100644 index ffba8b6..0000000 --- a/arch/ppc/math-emu/double.h +++ /dev/null @@ -1,129 +0,0 @@ -/* - * Definitions for IEEE Double Precision - */ - -#if _FP_W_TYPE_SIZE < 32 -#error "Here's a nickel kid. Go buy yourself a real computer." -#endif - -#if _FP_W_TYPE_SIZE < 64 -#define _FP_FRACTBITS_D (2 * _FP_W_TYPE_SIZE) -#else -#define _FP_FRACTBITS_D _FP_W_TYPE_SIZE -#endif - -#define _FP_FRACBITS_D 53 -#define _FP_FRACXBITS_D (_FP_FRACTBITS_D - _FP_FRACBITS_D) -#define _FP_WFRACBITS_D (_FP_WORKBITS + _FP_FRACBITS_D) -#define _FP_WFRACXBITS_D (_FP_FRACTBITS_D - _FP_WFRACBITS_D) -#define _FP_EXPBITS_D 11 -#define _FP_EXPBIAS_D 1023 -#define _FP_EXPMAX_D 2047 - -#define _FP_QNANBIT_D \ - ((_FP_W_TYPE)1 << ((_FP_FRACBITS_D-2) % _FP_W_TYPE_SIZE)) -#define _FP_IMPLBIT_D \ - ((_FP_W_TYPE)1 << ((_FP_FRACBITS_D-1) % _FP_W_TYPE_SIZE)) -#define _FP_OVERFLOW_D \ - ((_FP_W_TYPE)1 << (_FP_WFRACBITS_D % _FP_W_TYPE_SIZE)) - -#if _FP_W_TYPE_SIZE < 64 - -union _FP_UNION_D -{ - double flt; - struct { -#if __BYTE_ORDER == __BIG_ENDIAN - unsigned sign : 1; - unsigned exp : _FP_EXPBITS_D; - unsigned frac1 : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0) - _FP_W_TYPE_SIZE; - unsigned frac0 : _FP_W_TYPE_SIZE; -#else - unsigned frac0 : _FP_W_TYPE_SIZE; - unsigned frac1 : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0) - _FP_W_TYPE_SIZE; - unsigned exp : _FP_EXPBITS_D; - unsigned sign : 1; -#endif - } bits __attribute__((packed)); -}; - -#define FP_DECL_D(X) _FP_DECL(2,X) -#define FP_UNPACK_RAW_D(X,val) _FP_UNPACK_RAW_2(D,X,val) -#define FP_PACK_RAW_D(val,X) _FP_PACK_RAW_2(D,val,X) - -#define FP_UNPACK_D(X,val) \ - do { \ - _FP_UNPACK_RAW_2(D,X,val); \ - _FP_UNPACK_CANONICAL(D,2,X); \ - } while (0) - -#define FP_PACK_D(val,X) \ - do { \ - _FP_PACK_CANONICAL(D,2,X); \ - _FP_PACK_RAW_2(D,val,X); \ - } while (0) - -#define FP_NEG_D(R,X) _FP_NEG(D,2,R,X) -#define FP_ADD_D(R,X,Y) _FP_ADD(D,2,R,X,Y) -#define FP_SUB_D(R,X,Y) _FP_SUB(D,2,R,X,Y) -#define FP_MUL_D(R,X,Y) _FP_MUL(D,2,R,X,Y) -#define FP_DIV_D(R,X,Y) _FP_DIV(D,2,R,X,Y) -#define FP_SQRT_D(R,X) _FP_SQRT(D,2,R,X) - -#define FP_CMP_D(r,X,Y,un) _FP_CMP(D,2,r,X,Y,un) -#define FP_CMP_EQ_D(r,X,Y) _FP_CMP_EQ(D,2,r,X,Y) - -#define FP_TO_INT_D(r,X,rsz,rsg) _FP_TO_INT(D,2,r,X,rsz,rsg) -#define FP_FROM_INT_D(X,r,rs,rt) _FP_FROM_INT(D,2,X,r,rs,rt) - -#else - -union _FP_UNION_D -{ - double flt; - struct { -#if __BYTE_ORDER == __BIG_ENDIAN - unsigned sign : 1; - unsigned exp : _FP_EXPBITS_D; - unsigned long frac : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0); -#else - unsigned long frac : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0); - unsigned exp : _FP_EXPBITS_D; - unsigned sign : 1; -#endif - } bits __attribute__((packed)); -}; - -#define FP_DECL_D(X) _FP_DECL(1,X) -#define FP_UNPACK_RAW_D(X,val) _FP_UNPACK_RAW_1(D,X,val) -#define FP_PACK_RAW_D(val,X) _FP_PACK_RAW_1(D,val,X) - -#define FP_UNPACK_D(X,val) \ - do { \ - _FP_UNPACK_RAW_1(D,X,val); \ - _FP_UNPACK_CANONICAL(D,1,X); \ - } while (0) - -#define FP_PACK_D(val,X) \ - do { \ - _FP_PACK_CANONICAL(D,1,X); \ - _FP_PACK_RAW_1(D,val,X); \ - } while (0) - -#define FP_NEG_D(R,X) _FP_NEG(D,1,R,X) -#define FP_ADD_D(R,X,Y) _FP_ADD(D,1,R,X,Y) -#define FP_SUB_D(R,X,Y) _FP_SUB(D,1,R,X,Y) -#define FP_MUL_D(R,X,Y) _FP_MUL(D,1,R,X,Y) -#define FP_DIV_D(R,X,Y) _FP_DIV(D,1,R,X,Y) -#define FP_SQRT_D(R,X) _FP_SQRT(D,1,R,X) - -/* The implementation of _FP_MUL_D and _FP_DIV_D should be chosen by - the target machine. */ - -#define FP_CMP_D(r,X,Y,un) _FP_CMP(D,1,r,X,Y,un) -#define FP_CMP_EQ_D(r,X,Y) _FP_CMP_EQ(D,1,r,X,Y) - -#define FP_TO_INT_D(r,X,rsz,rsg) _FP_TO_INT(D,1,r,X,rsz,rsg) -#define FP_FROM_INT_D(X,r,rs,rt) _FP_FROM_INT(D,1,X,r,rs,rt) - -#endif /* W_TYPE_SIZE < 64 */ |