1 /* 2 * Public API. 3 * 4 * Copyright (c) 2015-2023, Arm Limited. 5 * SPDX-License-Identifier: MIT OR Apache-2.0 WITH LLVM-exception 6 */ 7 8 #ifndef _MATHLIB_H 9 #define _MATHLIB_H 10 11 float expf (float); 12 float exp2f (float); 13 float logf (float); 14 float log2f (float); 15 float powf (float, float); 16 float sinf (float); 17 float cosf (float); 18 void sincosf (float, float*, float*); 19 20 double exp (double); 21 double exp10 (double); 22 double exp2 (double); 23 double log (double); 24 double log2 (double); 25 double pow (double, double); 26 27 #if __aarch64__ 28 # if __GNUC__ >= 5 29 typedef __Float32x4_t __f32x4_t; 30 typedef __Float64x2_t __f64x2_t; 31 # elif __clang_major__*100+__clang_minor__ >= 305 32 typedef __attribute__((__neon_vector_type__(4))) float __f32x4_t; 33 typedef __attribute__((__neon_vector_type__(2))) double __f64x2_t; 34 # else 35 # error Unsupported compiler 36 # endif 37 38 # if __GNUC__ >= 9 || __clang_major__ >= 8 39 # undef __vpcs 40 # define __vpcs __attribute__((__aarch64_vector_pcs__)) 41 42 /* Vector functions following the vector PCS using ABI names. */ 43 __vpcs __f32x4_t _ZGVnN4v_sinf (__f32x4_t); 44 __vpcs __f32x4_t _ZGVnN4v_cosf (__f32x4_t); 45 __vpcs __f32x4_t _ZGVnN4v_expf_1u (__f32x4_t); 46 __vpcs __f32x4_t _ZGVnN4v_expf (__f32x4_t); 47 __vpcs __f32x4_t _ZGVnN4v_exp2f_1u (__f32x4_t); 48 __vpcs __f32x4_t _ZGVnN4v_exp2f (__f32x4_t); 49 __vpcs __f32x4_t _ZGVnN4v_logf (__f32x4_t); 50 __vpcs __f32x4_t _ZGVnN4vv_powf (__f32x4_t, __f32x4_t); 51 __vpcs __f64x2_t _ZGVnN2v_sin (__f64x2_t); 52 __vpcs __f64x2_t _ZGVnN2v_cos (__f64x2_t); 53 __vpcs __f64x2_t _ZGVnN2v_exp (__f64x2_t); 54 __vpcs __f64x2_t _ZGVnN2v_log (__f64x2_t); 55 __vpcs __f64x2_t _ZGVnN2vv_pow (__f64x2_t, __f64x2_t); 56 # endif 57 #endif 58 59 #endif 60