mirror of
https://github.com/ggml-org/llama.cpp.git
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7c7836d9d4
* Refactor shaders, extract GLSL code from ggml_vk_generate_shaders.py into vulkan-shaders directory * Improve debug log code * Add memory debug output option * Fix flake8 * Fix unnecessary high llama-3 VRAM use
26 lines
700 B
Plaintext
26 lines
700 B
Plaintext
#version 450
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#include "generic_head.comp"
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#include "types.comp"
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#extension GL_EXT_control_flow_attributes : enable
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layout(local_size_x = 512, local_size_y = 1, local_size_z = 1) in;
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layout (binding = 0) readonly buffer X {A_TYPE data_a[];};
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layout (binding = 1) writeonly buffer D {D_TYPE data_d[];};
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void main() {
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const float GELU_COEF_A = 0.044715f;
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const float SQRT_2_OVER_PI = 0.79788456080286535587989211986876f;
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const uint i = gl_GlobalInvocationID.x;
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if (i >= p.KX) {
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return;
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}
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const float xi = float(data_a[i]);
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const float val = SQRT_2_OVER_PI*xi*(1.0f + GELU_COEF_A*xi*xi);
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data_d[i] = D_TYPE(0.5f*xi*(2.0f - 2.0f / (exp(2 * val) + 1)));
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}
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