redstone-ml 0.0.0

High-performance Machine Learning, Auto-Differentiation and Tensor Algebra crate for Rust
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182

#![allow(non_snake_case)]
#![allow(non_camel_case_types)]

#[cfg(apple_vdsp)]
use std::ffi::{c_double, c_float, c_int};

type vDSP_Length = usize;
type vDSP_Stride = isize;

#[cfg(apple_vdsp)]
#[link(name = "Accelerate")]
extern "C" {
    // element-wise addition
    pub(crate) fn vDSP_vadd(__A: *const c_float, __IA: isize,
                            __B: *const c_float, __IB: isize,
                            __C: *mut c_float, __IC: vDSP_Stride, __N: vDSP_Length);

    pub(crate) fn vDSP_vaddD(__A: *const c_double, __IA: isize,
                             __B: *const c_double, __IB: isize,
                             __C: *mut c_double, __IC: vDSP_Stride, __N: vDSP_Length);

    pub(crate) fn vDSP_vaddi(__A: *const c_int, __IA: isize,
                             __B: *const c_int, __IB: isize,
                             __C: *mut c_int, __IC: vDSP_Stride, __N: vDSP_Length);

    // element-wise subtraction
    pub(crate) fn vDSP_vsub(__B: *const c_float, __IB: isize,
                            __A: *const c_float, __IA: isize,
                            __C: *mut c_float, __IC: vDSP_Stride, __N: vDSP_Length);

    pub(crate) fn vDSP_vsubD(__B: *const c_double, __IB: isize,
                             __A: *const c_double, __IA: isize,
                             __C: *mut c_double, __IC: vDSP_Stride, __N: vDSP_Length);


    // element-wise multiplication
    pub(crate) fn vDSP_vmul(__A: *const c_float, __IA: isize,
                            __B: *const c_float, __IB: isize,
                            __C: *mut c_float, __IC: vDSP_Stride, __N: vDSP_Length);

    pub(crate) fn vDSP_vmulD(__A: *const c_double, __IA: isize,
                             __B: *const c_double, __IB: isize,
                             __C: *mut c_double, __IC: vDSP_Stride, __N: vDSP_Length);


    // element-wise division
    pub(crate) fn vDSP_vdiv(__B: *const c_float, __IB: isize,
                            __A: *const c_float, __IA: isize,
                            __C: *mut c_float, __IC: vDSP_Stride, __N: vDSP_Length);

    pub(crate) fn vDSP_vdivD(__B: *const c_double, __IB: isize,
                             __A: *const c_double, __IA: isize,
                             __C: *mut c_double, __IC: vDSP_Stride, __N: vDSP_Length);

    pub(crate) fn vDSP_vdivi(__B: *const c_int, __IB: isize,
                             __A: *const c_int, __IA: isize,
                             __C: *mut c_int, __IC: vDSP_Stride, __N: vDSP_Length);


    // vector-scalar addition
    pub(crate) fn vDSP_vsadd(__A: *const c_float, __IA: vDSP_Stride,
                             __B: *const c_float,
                             __C: *mut c_float, __IC: vDSP_Stride,
                             __N: vDSP_Length,
    );

    pub(crate) fn vDSP_vsaddD(__A: *const c_double, __IA: vDSP_Stride,
                              __B: *const c_double,
                              __C: *mut c_double, __IC: vDSP_Stride,
                              __N: vDSP_Length,
    );

    pub(crate) fn vDSP_vsaddi(__A: *const c_int, __IA: vDSP_Stride,
                              __B: *const c_int,
                              __C: *mut c_int, __IC: vDSP_Stride,
                              __N: vDSP_Length,
    );


    // vector-scalar multiplication
    pub(crate) fn vDSP_vsmul(__A: *const c_float, __IA: vDSP_Stride,
                             __B: *const c_float,
                             __C: *mut c_float, __IC: vDSP_Stride,
                             __N: vDSP_Length,
    );

    pub(crate) fn vDSP_vsmulD(__A: *const c_double, __IA: vDSP_Stride,
                              __B: *const c_double,
                              __C: *mut c_double, __IC: vDSP_Stride,
                              __N: vDSP_Length,
    );


    // vector-scalar division
    pub(crate) fn vDSP_vsdiv(__A: *const c_float, __IA: vDSP_Stride,
                             __B: *const c_float,
                             __C: *mut c_float, __IC: vDSP_Stride,
                             __N: vDSP_Length,
    );

    pub(crate) fn vDSP_vsdivD(__A: *const c_double, __IA: vDSP_Stride,
                              __B: *const c_double,
                              __C: *mut c_double, __IC: vDSP_Stride,
                              __N: vDSP_Length,
    );

    pub(crate) fn vDSP_vsdivi(__A: *const c_int, __IA: vDSP_Stride,
                              __B: *const c_int,
                              __C: *mut c_int, __IC: vDSP_Stride,
                              __N: vDSP_Length,
    );
    
    pub(crate) fn vDSP_svdiv(__A: *const c_float,
                             __B: *const c_float, __IB: vDSP_Stride,
                             __C: *mut c_float, __IC: vDSP_Stride,
                             __N: vDSP_Length,
    );

    pub(crate) fn vDSP_svdivD(__A: *const c_double,
                              __B: *const c_double, __IB: vDSP_Stride,
                              __C: *mut c_double, __IC: vDSP_Stride,
                              __N: vDSP_Length,
    );


    // vector fill
    pub(crate) fn vDSP_vfill(__A: *const c_float,
                             __C: *mut c_float, __IC: vDSP_Stride,
                             __N: vDSP_Length);

    pub(crate) fn vDSP_vfillD(__A: *const c_double,
                              __C: *mut c_double, __IC: vDSP_Stride,
                              __N: vDSP_Length);

    pub(crate) fn vDSP_vfilli(__A: *const c_int,
                              __C: *mut c_int, __IC: vDSP_Stride,
                              __N: vDSP_Length);


    // vector sum
    pub(crate) fn vDSP_sve(__A: *const c_float, __I: isize, __C: *mut c_float, __N: vDSP_Length);

    pub(crate) fn vDSP_sveD(__A: *const c_double, __I: isize, __C: *mut c_double, __N: vDSP_Length);


    // vector minimum & maximum
    pub(crate) fn vDSP_maxv(__A: *const c_float, __IA: isize,
                            __C: *mut c_float, __N: vDSP_Length);

    pub(crate) fn vDSP_maxvD(__A: *const c_double, __IA: isize,
                             __C: *mut c_double, __N: vDSP_Length);

    pub(crate) fn vDSP_minv(__A: *const c_float, __IA: isize,
                            __C: *mut c_float, __N: vDSP_Length);

    pub(crate) fn vDSP_minvD(__A: *const c_double, __IA: isize,
                             __C: *mut c_double, __N: vDSP_Length);


    // vector minimum & maximum magnitudes
    pub(crate) fn vDSP_maxmgv(__A: *const c_float, __IA: isize,
                              __C: *mut c_float, __N: vDSP_Length);

    pub(crate) fn vDSP_maxmgvD(__A: *const c_double, __IA: isize,
                               __C: *mut c_double, __N: vDSP_Length);

    pub(crate) fn vDSP_minmgv(__A: *const c_float, __IA: isize,
                              __C: *mut c_float, __N: vDSP_Length);

    pub(crate) fn vDSP_minmgvD(__A: *const c_double, __IA: isize,
                               __C: *mut c_double, __N: vDSP_Length);


    // vector dot product
    pub(crate) fn vDSP_dotpr(__A: *const c_float, __IA: isize,
                             __B: *const c_float, __IB: isize,
                             __C: *mut c_float, __N: vDSP_Length);

    pub(crate) fn vDSP_dotprD(__A: *const c_double, __IA: isize,
                              __B: *const c_double, __IB: isize,
                              __C: *mut c_double, __N: vDSP_Length);
}