quantization / cutlass_w8a8 /c3x /scaled_mm_blockwise_sm90_fp8.cu
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#include "scaled_mm_kernels.hpp"
#include "scaled_mm_blockwise_sm90_fp8_dispatch.cuh"
#include "cutlass_extensions/epilogue/scaled_mm_epilogues_c3x.hpp"
namespace vllm {
void cutlass_scaled_mm_blockwise_sm90_fp8(torch::Tensor& out,
torch::Tensor const& a,
torch::Tensor const& b,
torch::Tensor const& a_scales,
torch::Tensor const& b_scales) {
if (out.dtype() == torch::kBFloat16) {
cutlass_gemm_blockwise_sm90_fp8_dispatch<cutlass::bfloat16_t>(
out, a, b, a_scales, b_scales);
} else {
TORCH_CHECK(out.dtype() == torch::kFloat16);
cutlass_gemm_blockwise_sm90_fp8_dispatch<cutlass::half_t>(
out, a, b, a_scales, b_scales);
}
}
} // namespace vllm