char-fork/llama.cpp

git clone https://git.t4t.associates/char-fork/llama.cpp

Ruben OrtlamVulkan MMQ Integer Dot Refactor and K-Quant support (#16536)bcf5bda6f

char/aliceai-t5-moe
brancheschar/aliceai-t5-moeall refs →
2.6 KiB68 linesraw
1#version 450
2
3#include "dequant_head.glsl"
4
5layout(local_size_x = 32, local_size_y = 1, local_size_z = 1) in;
6
7layout (binding = 0) readonly buffer A {A_TYPE data_a[];};
8layout (binding = 1) writeonly buffer D {D_TYPE data_b[];};
9
10void main() {
11    [[unroll]] for (uint wgy = 0; wgy < 256; wgy++) {
12        const uint ib = gl_WorkGroupID.x * 256 + wgy;
13        if (ib >= p.nel / QUANT_K) {
14            return;
15        }
16
17        const uint tid = gl_LocalInvocationID.x;
18        const uint il = tid / 8;
19        const uint ir = tid % 8;
20        const uint is = 2 * il;
21        const uint n = 4;
22
23        const FLOAT_TYPE dall = FLOAT_TYPE(data_a[ib].dm.x);
24        const FLOAT_TYPE dmin = FLOAT_TYPE(data_a[ib].dm.y);
25
26        const uint y_idx = ib * QUANT_K + 64 * il + n * ir;
27        const uint qs_idx = 32*il + n * ir;
28
29        uint scidx0 = (is < 4) ? is : (is + 4);
30        uint scidx1 = (is < 4) ? is : (is - 4);
31        uint scidxmask1 = (is < 4) ? 0x30 : 0xC0;
32        uint scidxshift1 = (is < 4) ? 0 : 2;
33        uint mbidx0 = is + 4;
34        uint mbidx1 = (is < 4) ? is + 4 : is;
35        uint mbidxmask0 = (is < 4) ? 0xF : 0xF0;
36        uint mbidxshift0 = (is < 4) ? 0 : 4;
37        uint mbidxmask1 = (is < 4) ? 0x30 : 0xC0;
38        uint mbidxshift1 = (is < 4) ? 0 : 2;
39
40        uint8_t sc = uint8_t((data_a[ib].scales[scidx0] & 0xF) | ((data_a[ib].scales[scidx1] & scidxmask1) >> scidxshift1));
41        uint8_t mbyte = uint8_t((data_a[ib].scales[mbidx0] & mbidxmask0) >> mbidxshift0 | ((data_a[ib].scales[mbidx1] & mbidxmask1) >> mbidxshift1));
42
43        const FLOAT_TYPE d1 = dall * sc;
44        const FLOAT_TYPE m1 = dmin * mbyte;
45
46        scidx0 = (is < 4) ? is + 1 : (is + 5);
47        scidx1 = (is < 4) ? is + 1 : (is - 3);
48        scidxmask1 = (is < 4) ? 0x30 : 0xC0;
49        scidxshift1 = (is < 4) ? 0 : 2;
50        mbidx0 = is + 5;
51        mbidx1 = (is < 4) ? is + 5 : is + 1;
52        mbidxmask0 = (is < 4) ? 0xF : 0xF0;
53        mbidxshift0 = (is < 4) ? 0 : 4;
54        mbidxmask1 = (is < 4) ? 0x30 : 0xC0;
55        mbidxshift1 = (is < 4) ? 0 : 2;
56
57        sc = uint8_t((data_a[ib].scales[scidx0] & 0xF) | ((data_a[ib].scales[scidx1] & scidxmask1) >> scidxshift1));
58        mbyte = uint8_t((data_a[ib].scales[mbidx0] & mbidxmask0) >> mbidxshift0 | ((data_a[ib].scales[mbidx1] & mbidxmask1) >> mbidxshift1));
59
60        const FLOAT_TYPE d2 = dall * sc;
61        const FLOAT_TYPE m2 = dmin * mbyte;
62
63        [[unroll]] for (uint l = 0; l < n; ++l) {
64            data_b[y_idx + l     ] = D_TYPE(d1 * FLOAT_TYPE(data_a[ib].qs[qs_idx + l] & 0xF) - m1);
65            data_b[y_idx + l + 32] = D_TYPE(d2 * FLOAT_TYPE(data_a[ib].qs[qs_idx + l] >>  4) - m2);
66        }
67    }
68}