File size: 10,346 Bytes
4d35814
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
#include "unary-ops.h"

static inline float op_abs(float x) {
    return fabsf(x);
}

static inline float op_sgn(float x) {
    return (x > 0.f) ? 1.f : ((x < 0.f) ? -1.f : 0.f);
}

static inline float op_neg(float x) {
    return -x;
}

static inline float op_step(float x) {
    return (x > 0.f) ? 1.f : 0.f;
}

static inline float op_tanh(float x) {
    return tanhf(x);
}

static inline float op_elu(float x) {
    return (x > 0.f) ? x : expm1f(x);
}

static inline float op_relu(float x) {
    return (x > 0.f) ? x : 0.f;
}

static inline float op_sigmoid(float x) {
    return 1.f / (1.f + expf(-x));
}

static inline float op_hardsigmoid(float x) {
    return fminf(1.0f, fmaxf(0.0f, (x + 3.0f) / 6.0f));
}

static inline float op_exp(float x) {
    return expf(x);
}

static inline float op_hardswish(float x) {
    return x * fminf(1.0f, fmaxf(0.0f, (x + 3.0f) / 6.0f));
}

static inline float op_sqr(float x) {
    return x * x;
}

static inline float op_sqrt(float x) {
    return sqrtf(x);
}

static inline float op_xielu(float x, float alpha_n, float alpha_p, float beta, float eps) {
    if (x > 0.0f) {
        return alpha_p * x * x + beta * x;
    } else {
        const float min_x_eps = fminf(x, eps);
        return (expm1f(min_x_eps) - x) * alpha_n + beta * x;
    }
}

static inline float op_sin(float x) {
    return sinf(x);
}

static inline float op_cos(float x) {
    return cosf(x);
}

static inline float op_log(float x) {
    return logf(x);
}

template <float (*op)(float), typename src0_t, typename dst_t>
static inline void vec_unary_op(int64_t n, dst_t * y, const src0_t * x) {
    constexpr auto src0_to_f32 = type_conversion_table<src0_t>::to_f32;
    constexpr auto f32_to_dst  = type_conversion_table<dst_t >::from_f32;

    for (int i = 0; i < n; i++) {
        y[i] = f32_to_dst(op(src0_to_f32(x[i])));
    }
}

template <float (*op)(float), typename src0_t, typename dst_t>
static void apply_unary_op(const ggml_compute_params * params, ggml_tensor * dst) {
    const ggml_tensor * src0 = dst->src[0];

    GGML_ASSERT(ggml_is_contiguous_1(src0) && ggml_is_contiguous_1(dst) && ggml_are_same_shape(src0, dst));

    GGML_TENSOR_UNARY_OP_LOCALS

    GGML_ASSERT( nb0 == sizeof(dst_t));
    GGML_ASSERT(nb00 == sizeof(src0_t));

    const auto [ir0, ir1] = get_thread_range(params, src0);

    for (int64_t ir = ir0; ir < ir1; ++ir) {
        const int64_t i03 = ir/(ne02*ne01);
        const int64_t i02 = (ir - i03*ne02*ne01)/ne01;
        const int64_t i01 = (ir - i03*ne02*ne01 - i02*ne01);

        dst_t        * dst_ptr  = (dst_t  *)       ((char *)       dst->data  + i03*nb3  + i02*nb2  + i01*nb1 );
        const src0_t * src0_ptr = (const src0_t *) ((const char *) src0->data + i03*nb03 + i02*nb02 + i01*nb01);

        vec_unary_op<op>(ne0, dst_ptr, src0_ptr);
    }
}

// TODO: Use the 'traits' lookup table (for type conversion fns), instead of a mass of 'if' conditions with long templates
template <float (*op)(float)>
static void unary_op(const ggml_compute_params * params, ggml_tensor * dst) {
    const ggml_tensor * src0 = dst->src[0];

    /*  */ if (src0->type == GGML_TYPE_F32  && dst->type == GGML_TYPE_F32) { // all f32
        apply_unary_op<op, float, float>(params, dst);
    } else if (src0->type == GGML_TYPE_F16  && dst->type == GGML_TYPE_F16) { // all f16
        apply_unary_op<op, ggml_fp16_t, ggml_fp16_t>(params, dst);
    } else if (src0->type == GGML_TYPE_BF16 && dst->type == GGML_TYPE_BF16) { // all bf16
        apply_unary_op<op, ggml_bf16_t, ggml_bf16_t>(params, dst);
    } else if (src0->type == GGML_TYPE_BF16 && dst->type == GGML_TYPE_F32) {
        apply_unary_op<op, ggml_bf16_t, float>(params, dst);
    } else if (src0->type == GGML_TYPE_F16  && dst->type == GGML_TYPE_F32) {
        apply_unary_op<op, ggml_fp16_t, float>(params, dst);
    } else {
        fprintf(stderr, "%s: unsupported types: dst: %s, src0: %s\n", __func__,
            ggml_type_name(dst->type), ggml_type_name(src0->type));
        GGML_ABORT("fatal error");
    }
}

template <float (*op)(float, ggml_tensor *)>
static void unary_op_params(const ggml_compute_params * params, ggml_tensor * dst) {
    const ggml_tensor * src0 = dst->src[0];

    /*  */ if (src0->type == GGML_TYPE_F32  && dst->type == GGML_TYPE_F32) { // all f32
        apply_unary_op<op, float, float>(params, dst);
    } else if (src0->type == GGML_TYPE_F16  && dst->type == GGML_TYPE_F16) { // all f16
        apply_unary_op<op, ggml_fp16_t, ggml_fp16_t>(params, dst);
    } else if (src0->type == GGML_TYPE_BF16 && dst->type == GGML_TYPE_BF16) { // all bf16
        apply_unary_op<op, ggml_bf16_t, ggml_bf16_t>(params, dst);
    } else if (src0->type == GGML_TYPE_BF16 && dst->type == GGML_TYPE_F32) {
        apply_unary_op<op, ggml_bf16_t, float>(params, dst);
    } else if (src0->type == GGML_TYPE_F16  && dst->type == GGML_TYPE_F32) {
        apply_unary_op<op, ggml_fp16_t, float>(params, dst);
    } else {
        fprintf(stderr, "%s: unsupported types: dst: %s, src0: %s\n", __func__,
            ggml_type_name(dst->type), ggml_type_name(src0->type));
        GGML_ABORT("fatal error");
    }
}

// Extend vec_unary_op to support functors
template <typename Op, typename src0_t, typename dst_t>
static inline void vec_unary_op_functor(int64_t n, dst_t * y, const src0_t * x, Op op) {
    constexpr auto src0_to_f32 = type_conversion_table<src0_t>::to_f32;
    constexpr auto f32_to_dst  = type_conversion_table<dst_t >::from_f32;

    for (int i = 0; i < n; i++) {
        y[i] = f32_to_dst(op(src0_to_f32(x[i])));
    }
}

// Extend apply_unary_op to support functors
template <typename Op, typename src0_t, typename dst_t>
static void apply_unary_op_functor(const ggml_compute_params * params, ggml_tensor * dst, Op op) {
    const ggml_tensor * src0 = dst->src[0];

    GGML_ASSERT(ggml_is_contiguous_1(src0) && ggml_is_contiguous_1(dst) && ggml_are_same_shape(src0, dst));

    GGML_TENSOR_UNARY_OP_LOCALS

    GGML_ASSERT( nb0 == sizeof(dst_t));
    GGML_ASSERT(nb00 == sizeof(src0_t));

    const auto [ir0, ir1] = get_thread_range(params, src0);

    for (int64_t ir = ir0; ir < ir1; ++ir) {
        const int64_t i03 = ir/(ne02*ne01);
        const int64_t i02 = (ir - i03*ne02*ne01)/ne01;
        const int64_t i01 = (ir - i03*ne02*ne01 - i02*ne01);

        dst_t        * dst_ptr  = (dst_t  *)       ((char *)       dst->data  + i03*nb3  + i02*nb2  + i01*nb1 );
        const src0_t * src0_ptr = (const src0_t *) ((const char *) src0->data + i03*nb03 + i02*nb02 + i01*nb01);

        vec_unary_op_functor(ne0, dst_ptr, src0_ptr, op);
    }
}

// Generic dispatcher for functors
template <typename Op>
static void unary_op_functor(const ggml_compute_params * params, ggml_tensor * dst, Op op) {
    const ggml_tensor * src0 = dst->src[0];

    /*  */ if (src0->type == GGML_TYPE_F32  && dst->type == GGML_TYPE_F32) { // all f32
        apply_unary_op_functor<Op, float, float>(params, dst, op);
    } else if (src0->type == GGML_TYPE_F16  && dst->type == GGML_TYPE_F16) { // all f16
        apply_unary_op_functor<Op, ggml_fp16_t, ggml_fp16_t>(params, dst, op);
    } else if (src0->type == GGML_TYPE_BF16 && dst->type == GGML_TYPE_BF16) { // all bf16
        apply_unary_op_functor<Op, ggml_bf16_t, ggml_bf16_t>(params, dst, op);
    } else if (src0->type == GGML_TYPE_BF16 && dst->type == GGML_TYPE_F32) {
        apply_unary_op_functor<Op, ggml_bf16_t, float>(params, dst, op);
    } else if (src0->type == GGML_TYPE_F16  && dst->type == GGML_TYPE_F32) {
        apply_unary_op_functor<Op, ggml_fp16_t, float>(params, dst, op);
    } else {
        fprintf(stderr, "%s: unsupported types: dst: %s, src0: %s\n", __func__,
            ggml_type_name(dst->type), ggml_type_name(src0->type));
        GGML_ABORT("fatal error");
    }
}

void ggml_compute_forward_abs(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_abs>(params, dst);
}

void ggml_compute_forward_sgn(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_sgn>(params, dst);
}

void ggml_compute_forward_neg(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_neg>(params, dst);
}

void ggml_compute_forward_step(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_step>(params, dst);
}

void ggml_compute_forward_tanh(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_tanh>(params, dst);
}

void ggml_compute_forward_elu(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_elu>(params, dst);
}

void ggml_compute_forward_relu(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_relu>(params, dst);
}

void ggml_compute_forward_sigmoid(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_sigmoid>(params, dst);
}

void ggml_compute_forward_hardsigmoid(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_hardsigmoid>(params, dst);
}

void ggml_compute_forward_exp(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_exp>(params, dst);
}

void ggml_compute_forward_hardswish(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_hardswish>(params, dst);
}

void ggml_compute_forward_sqr(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_sqr>(params, dst);
}

void ggml_compute_forward_sqrt(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_sqrt>(params, dst);
}

void ggml_compute_forward_sin(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_sin>(params, dst);
}

void ggml_compute_forward_cos(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_cos>(params, dst);
}

void ggml_compute_forward_log(const ggml_compute_params * params, ggml_tensor * dst) {
    unary_op<op_log>(params, dst);
}

void ggml_compute_forward_xielu(const ggml_compute_params * params, ggml_tensor * dst) {
    const float alpha_n = ggml_get_op_params_f32(dst, 1);
    const float alpha_p = ggml_get_op_params_f32(dst, 2);
    const float beta = ggml_get_op_params_f32(dst, 3);
    const float eps = ggml_get_op_params_f32(dst, 4);

    const auto xielu_op_params = [alpha_n, alpha_p, beta, eps](float f) {
        return op_xielu(f, alpha_n, alpha_p, beta, eps);
    };

    unary_op_functor(params, dst, xielu_op_params);
}