| Tony SIM | 1d7a894 | 2010-01-28 17:04:55 +0900 | [diff] [blame] | 1 | /**************************************************************************** |
| 2 | **************************************************************************** |
| 3 | *** |
| 4 | *** This header was automatically generated from a Linux kernel header |
| 5 | *** of the same name, to make information necessary for userspace to |
| 6 | *** call into the kernel available to libc. It contains only constants, |
| 7 | *** structures, and macros generated from the original header, and thus, |
| 8 | *** contains no copyrightable information. |
| 9 | *** |
| 10 | **************************************************************************** |
| 11 | ****************************************************************************/ |
| 12 | #ifndef _SFP_MACHINE_H |
| 13 | #define _SFP_MACHINE_H |
| 14 | |
| 15 | #define _FP_W_TYPE_SIZE 32 |
| 16 | #define _FP_W_TYPE unsigned long |
| 17 | #define _FP_WS_TYPE signed long |
| 18 | #define _FP_I_TYPE long |
| 19 | |
| 20 | #define _FP_MUL_MEAT_S(R,X,Y) _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) |
| 21 | #define _FP_MUL_MEAT_D(R,X,Y) _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) |
| 22 | #define _FP_MUL_MEAT_Q(R,X,Y) _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) |
| 23 | |
| 24 | #define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_udiv(S,R,X,Y) |
| 25 | #define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) |
| 26 | #define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) |
| 27 | |
| 28 | #define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) |
| 29 | #define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 |
| 30 | #define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 |
| 31 | #define _FP_NANSIGN_S 0 |
| 32 | #define _FP_NANSIGN_D 0 |
| 33 | #define _FP_NANSIGN_Q 0 |
| 34 | |
| 35 | #define _FP_KEEPNANFRACP 1 |
| 36 | |
| 37 | #define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) do { if ((_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs) && !(_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs)) { R##_s = Y##_s; _FP_FRAC_COPY_##wc(R,Y); } else { R##_s = X##_s; _FP_FRAC_COPY_##wc(R,X); } R##_c = FP_CLS_NAN; } while (0) |
| 38 | |
| 39 | #define FP_DENORM_ZERO 1 |
| 40 | |
| 41 | #define FP_EX_INVALID (1<<4) |
| 42 | #define FP_EX_DIVZERO (1<<3) |
| 43 | #define FP_EX_OVERFLOW (1<<2) |
| 44 | #define FP_EX_UNDERFLOW (1<<1) |
| 45 | #define FP_EX_INEXACT (1<<0) |
| 46 | |
| 47 | #endif |
| 48 | |