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[FP8][Kernel] Dynamic kv cache scaling factors computation (#11906)

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Signed-off-by: Gregory Shtrasberg <Gregory.Shtrasberg@amd.com>
Co-authored-by: Micah Williamson <micah.williamson@amd.com>
This commit is contained in:
Gregory Shtrasberg
2025-01-23 13:04:03 -05:00
committed by GitHub
parent 6e650f56a1
commit e97f802b2d
60 changed files with 276 additions and 1365 deletions
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6
csrc/cpu/cache.cpp
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@ -107,10 +107,8 @@ void copy_blocks(std::vector<torch::Tensor> const& key_caches,
void reshape_and_cache(torch::Tensor& key, torch::Tensor& value,
torch::Tensor& key_cache, torch::Tensor& value_cache,
torch::Tensor& slot_mapping,
const std::string& kv_cache_dtype, double k_scale,
double v_scale) {
TORCH_CHECK(k_scale == 1.0f && v_scale == 1.0f);
const std::string& kv_cache_dtype,
torch::Tensor& k_scale, torch::Tensor& v_scale) {
int num_tokens = key.size(0);
int num_heads = key.size(1);
int head_size = key.size(2);