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cuda : refactor into multiple files (#6269)

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slaren 2024-03-25 13:50:23 +01:00 • committed by GitHub
parent ad3a0505e3
commit ae1f211ce2
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59 changed files with 9154 additions and 8987 deletions
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ggml-cuda/upscale.cu Normal file
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#include "upscale.cuh"
static __global__ void upscale_f32(const float * x, float * dst, const int ne00, const int ne00xne01, const int scale_factor) {
// blockIdx.z: idx of ne02*ne03
// blockIdx.y: idx of ne01*scale_factor， aka ne1
// blockIDx.x: idx of ne00*scale_factor / BLOCK_SIZE
// ne00xne01: ne00 * ne01
int ne0 = ne00 * scale_factor;
int nidx = threadIdx.x + blockIdx.x * blockDim.x;
if (nidx >= ne0) {
return;
}
// operation
int i00 = nidx / scale_factor;
int i01 = blockIdx.y / scale_factor;
int offset_src =
i00 +
i01 * ne00 +
blockIdx.z * ne00xne01;
int offset_dst =
nidx +
blockIdx.y * ne0 +
blockIdx.z * ne0 * gridDim.y;
dst[offset_dst] = x[offset_src];
}
static void upscale_f32_cuda(const float * x, float * dst, const int ne00, const int ne01, const int ne02, const int ne03,
const int scale_factor, cudaStream_t stream) {
int ne0 = (ne00 * scale_factor);
int num_blocks = (ne0 + CUDA_UPSCALE_BLOCK_SIZE - 1) / CUDA_UPSCALE_BLOCK_SIZE;
dim3 gridDim(num_blocks, (ne01 * scale_factor), ne02*ne03);
upscale_f32<<<gridDim, CUDA_UPSCALE_BLOCK_SIZE, 0, stream>>>(x, dst, ne00, ne00 * ne01, scale_factor);
}
void ggml_cuda_op_upscale(ggml_backend_cuda_context & ctx, ggml_tensor * dst) {
const ggml_tensor * src0 = dst->src[0];
const float * src0_d = (const float *)src0->data;
float * dst_d = (float *)dst->data;
cudaStream_t stream = ctx.stream();
GGML_ASSERT(src0->type == GGML_TYPE_F32);
GGML_ASSERT(dst->type == GGML_TYPE_F32);
GGML_ASSERT(src0->ne[3] == 1 && dst->ne[3] == 1); // just 3D tensors
const int scale_factor = dst->op_params[0];
upscale_f32_cuda(src0_d, dst_d, src0->ne[0], src0->ne[1], src0->ne[2], src0->ne[3], scale_factor, stream);
}