110 f_abs(typval_T *argvars, typval_T *rettv)  in f_abs()  argument
117 	rettv->v_type = VAR_FLOAT;  in f_abs()
118 	rettv->vval.v_float = fabs(argvars[0].vval.v_float);  in f_abs()
127 	    rettv->vval.v_number = -1;  in f_abs()
129 	    rettv->vval.v_number = n;  in f_abs()
131 	    rettv->vval.v_number = -n;  in f_abs()
139 f_acos(typval_T *argvars, typval_T *rettv)  in f_acos()  argument
146     rettv->v_type = VAR_FLOAT;  in f_acos()
148 	rettv->vval.v_float = acos(f);  in f_acos()
150 	rettv->vval.v_float = 0.0;  in f_acos()
157 f_asin(typval_T *argvars, typval_T *rettv)  in f_asin()  argument
164     rettv->v_type = VAR_FLOAT;  in f_asin()
166 	rettv->vval.v_float = asin(f);  in f_asin()
168 	rettv->vval.v_float = 0.0;  in f_asin()
175 f_atan(typval_T *argvars, typval_T *rettv)  in f_atan()  argument
182     rettv->v_type = VAR_FLOAT;  in f_atan()
184 	rettv->vval.v_float = atan(f);  in f_atan()
186 	rettv->vval.v_float = 0.0;  in f_atan()
193 f_atan2(typval_T *argvars, typval_T *rettv)  in f_atan2()  argument
202     rettv->v_type = VAR_FLOAT;  in f_atan2()
205 	rettv->vval.v_float = atan2(fx, fy);  in f_atan2()
207 	rettv->vval.v_float = 0.0;  in f_atan2()
214 f_ceil(typval_T *argvars, typval_T *rettv)  in f_ceil()  argument
221     rettv->v_type = VAR_FLOAT;  in f_ceil()
223 	rettv->vval.v_float = ceil(f);  in f_ceil()
225 	rettv->vval.v_float = 0.0;  in f_ceil()
232 f_cos(typval_T *argvars, typval_T *rettv)  in f_cos()  argument
239     rettv->v_type = VAR_FLOAT;  in f_cos()
241 	rettv->vval.v_float = cos(f);  in f_cos()
243 	rettv->vval.v_float = 0.0;  in f_cos()
250 f_cosh(typval_T *argvars, typval_T *rettv)  in f_cosh()  argument
257     rettv->v_type = VAR_FLOAT;  in f_cosh()
259 	rettv->vval.v_float = cosh(f);  in f_cosh()
261 	rettv->vval.v_float = 0.0;  in f_cosh()
268 f_exp(typval_T *argvars, typval_T *rettv)  in f_exp()  argument
275     rettv->v_type = VAR_FLOAT;  in f_exp()
277 	rettv->vval.v_float = exp(f);  in f_exp()
279 	rettv->vval.v_float = 0.0;  in f_exp()
286 f_float2nr(typval_T *argvars, typval_T *rettv)  in f_float2nr()  argument
296 	    rettv->vval.v_number = -VARNUM_MAX;  in f_float2nr()
298 	    rettv->vval.v_number = VARNUM_MAX;  in f_float2nr()
300 	    rettv->vval.v_number = (varnumber_T)f;  in f_float2nr()
308 f_floor(typval_T *argvars, typval_T *rettv)  in f_floor()  argument
315     rettv->v_type = VAR_FLOAT;  in f_floor()
317 	rettv->vval.v_float = floor(f);  in f_floor()
319 	rettv->vval.v_float = 0.0;  in f_floor()
326 f_fmod(typval_T *argvars, typval_T *rettv)  in f_fmod()  argument
335     rettv->v_type = VAR_FLOAT;  in f_fmod()
338 	rettv->vval.v_float = fmod(fx, fy);  in f_fmod()
340 	rettv->vval.v_float = 0.0;  in f_fmod()
348 f_isinf(typval_T *argvars, typval_T *rettv)  in f_isinf()  argument
354 	rettv->vval.v_number = argvars[0].vval.v_float > 0.0 ? 1 : -1;  in f_isinf()
361 f_isnan(typval_T *argvars, typval_T *rettv)  in f_isnan()  argument
366     rettv->vval.v_number = argvars[0].v_type == VAR_FLOAT  in f_isnan()
375 f_log(typval_T *argvars, typval_T *rettv)  in f_log()  argument
382     rettv->v_type = VAR_FLOAT;  in f_log()
384 	rettv->vval.v_float = log(f);  in f_log()
386 	rettv->vval.v_float = 0.0;  in f_log()
393 f_log10(typval_T *argvars, typval_T *rettv)  in f_log10()  argument
400     rettv->v_type = VAR_FLOAT;  in f_log10()
402 	rettv->vval.v_float = log10(f);  in f_log10()
404 	rettv->vval.v_float = 0.0;  in f_log10()
411 f_pow(typval_T *argvars, typval_T *rettv)  in f_pow()  argument
420     rettv->v_type = VAR_FLOAT;  in f_pow()
423 	rettv->vval.v_float = pow(fx, fy);  in f_pow()
425 	rettv->vval.v_float = 0.0;  in f_pow()
442 f_round(typval_T *argvars, typval_T *rettv)  in f_round()  argument
449     rettv->v_type = VAR_FLOAT;  in f_round()
451 	rettv->vval.v_float = vim_round(f);  in f_round()
453 	rettv->vval.v_float = 0.0;  in f_round()
460 f_sin(typval_T *argvars, typval_T *rettv)  in f_sin()  argument
467     rettv->v_type = VAR_FLOAT;  in f_sin()
469 	rettv->vval.v_float = sin(f);  in f_sin()
471 	rettv->vval.v_float = 0.0;  in f_sin()
478 f_sinh(typval_T *argvars, typval_T *rettv)  in f_sinh()  argument
485     rettv->v_type = VAR_FLOAT;  in f_sinh()
487 	rettv->vval.v_float = sinh(f);  in f_sinh()
489 	rettv->vval.v_float = 0.0;  in f_sinh()
496 f_sqrt(typval_T *argvars, typval_T *rettv)  in f_sqrt()  argument
503     rettv->v_type = VAR_FLOAT;  in f_sqrt()
505 	rettv->vval.v_float = sqrt(f);  in f_sqrt()
507 	rettv->vval.v_float = 0.0;  in f_sqrt()
514 f_str2float(typval_T *argvars, typval_T *rettv)  in f_str2float()  argument
530     (void)string2float(p, &rettv->vval.v_float, skip_quotes);  in f_str2float()
532 	rettv->vval.v_float *= -1;  in f_str2float()
533     rettv->v_type = VAR_FLOAT;  in f_str2float()
540 f_tan(typval_T *argvars, typval_T *rettv)  in f_tan()  argument
547     rettv->v_type = VAR_FLOAT;  in f_tan()
549 	rettv->vval.v_float = tan(f);  in f_tan()
551 	rettv->vval.v_float = 0.0;  in f_tan()
558 f_tanh(typval_T *argvars, typval_T *rettv)  in f_tanh()  argument
565     rettv->v_type = VAR_FLOAT;  in f_tanh()
567 	rettv->vval.v_float = tanh(f);  in f_tanh()
569 	rettv->vval.v_float = 0.0;  in f_tanh()
576 f_trunc(typval_T *argvars, typval_T *rettv)  in f_trunc()  argument
583     rettv->v_type = VAR_FLOAT;  in f_trunc()
586 	rettv->vval.v_float = f > 0 ? floor(f) : ceil(f);  in f_trunc()
588 	rettv->vval.v_float = 0.0;  in f_trunc()