Signed-off-by: Jared Van Bortel <jared@nomic.ai> Co-authored-by: niansa <anton-sa@web.de> Co-authored-by: Adam Treat <treat.adam@gmail.com> Co-authored-by: Aaron Miller <apage43@ninjawhale.com> Co-authored-by: ToKiNoBug <tokinobug@163.com> Co-authored-by: Georgi Gerganov <ggerganov@gmail.com> Co-authored-by: slaren <slarengh@gmail.com>
49 lines
1.8 KiB
Plaintext
49 lines
1.8 KiB
Plaintext
void main() {
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// NB: hack to make compatible with AMD GPUs that have a subgroup size of 64
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if (gl_SubgroupInvocationID > 31)
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return;
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const uint nb = uint(pcs.ne00/BLOCKS_IN_QUANT);
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const uint r0 = gl_WorkGroupID.x;
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const uint r1 = gl_WorkGroupID.y;
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const uint im = gl_WorkGroupID.z;
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const uint first_row = (r0 * gl_NumSubgroups + gl_SubgroupID) * N_ROWS;
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const uint i12 = im%pcs.ne12;
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const uint i13 = im/pcs.ne12;
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const uint offset0 = first_row * nb + (i12/pcs.r2)*(nb*pcs.ne01) + (i13/pcs.r3)*(nb*pcs.ne01*pcs.ne02);
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const uint x = offset0; // Based from inA without base offset
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const uint y = r1*uint(pcs.ne10)+im*pcs.ne00*pcs.ne1+pcs.inBOff; // Based from inB
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float sumf[N_ROWS] = {0.0f, 0.0f, 0.0f, 0.0f};
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const uint ix = gl_SubgroupInvocationID/2;
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const uint il = (BLOCKS_IN_QUANT/4)*(gl_SubgroupInvocationID%2);
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uint yb = y + ix * BLOCKS_IN_QUANT + il;
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//debugPrintfEXT("gl_NumSubgroups=%d, gl_SubgroupID=%d, gl_SubgroupInvocationID=%d, glSubgroupSize=%d, gl_WorkGroupSize.x=%d, gl_WorkGroupSize.y=%d, gl_WorkGroupSize.z=%d\n",
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// gl_NumSubgroups, gl_SubgroupID, gl_SubgroupInvocationID, gl_SubgroupSize,
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// gl_WorkGroupSize.x, gl_WorkGroupSize.y, gl_WorkGroupSize.z);
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for (uint ib = ix; ib < nb; ib += 16) {
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for (int row = 0; row < N_ROWS; row++) {
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const uint block_index = x + ib + row * nb;
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sumf[row] += block_q_n_dot_y(block_index, yb, il);
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}
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yb += BLOCKS_IN_QUANT * 16;
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}
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for (int row = 0; row < N_ROWS; ++row) {
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const float tot = subgroupAdd(sumf[row]);
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if (first_row + row < pcs.ne01 && subgroupElect()) {
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out_[r1*pcs.ne0 + im*pcs.ne0*pcs.ne1 + first_row + row + pcs.outOff] = tot;
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}
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}
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}
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