diff options
Diffstat (limited to 'libc/kernel/arch-sh/asm/sfp-machine.h')
| -rw-r--r-- | libc/kernel/arch-sh/asm/sfp-machine.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/libc/kernel/arch-sh/asm/sfp-machine.h b/libc/kernel/arch-sh/asm/sfp-machine.h new file mode 100644 index 0000000..f5e9844 --- /dev/null +++ b/libc/kernel/arch-sh/asm/sfp-machine.h @@ -0,0 +1,48 @@ +/**************************************************************************** + **************************************************************************** + *** + *** This header was automatically generated from a Linux kernel header + *** of the same name, to make information necessary for userspace to + *** call into the kernel available to libc. It contains only constants, + *** structures, and macros generated from the original header, and thus, + *** contains no copyrightable information. + *** + **************************************************************************** + ****************************************************************************/ +#ifndef _SFP_MACHINE_H +#define _SFP_MACHINE_H + +#define _FP_W_TYPE_SIZE 32 +#define _FP_W_TYPE unsigned long +#define _FP_WS_TYPE signed long +#define _FP_I_TYPE long + +#define _FP_MUL_MEAT_S(R,X,Y) _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_D(R,X,Y) _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_Q(R,X,Y) _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) + +#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_udiv(S,R,X,Y) +#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) +#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) + +#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) +#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 +#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 +#define _FP_NANSIGN_S 0 +#define _FP_NANSIGN_D 0 +#define _FP_NANSIGN_Q 0 + +#define _FP_KEEPNANFRACP 1 + +#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) + +#define FP_DENORM_ZERO 1 + +#define FP_EX_INVALID (1<<4) +#define FP_EX_DIVZERO (1<<3) +#define FP_EX_OVERFLOW (1<<2) +#define FP_EX_UNDERFLOW (1<<1) +#define FP_EX_INEXACT (1<<0) + +#endif + |
