Merge branch 'refs/heads/dev'

Author: turboderp

exllamav2/architecture.py

@@ -402,6 +402,8 @@ class Params:
             self.mmp.mlp_bias = True
             self.mmp.norm = "layernorm"
 
+            self.standard_calib_noise = (5, 30)
+
         # Gemma
 
         if arch_string == "GemmaForCausalLM":

exllamav2/embedding.py

@@ -186,16 +186,40 @@ def forward(
             if self.archparams.normalize_embeddings:
                 hidden_states *= cfg.hidden_size ** 0.5
 
-        # Negative tokens during quantization are noise tokens
+        # Rows with negative tokens during quantization are noise tokens
 
         if kwargs.get("negative_ids_noise"):
-            mask = (input_ids < 0).unsqueeze(-1)
-            unmasked_values = hidden_states[~mask.expand_as(hidden_states)].float()
-            mean, std = unmasked_values.mean(), unmasked_values.std()
-            noise = torch.randn_like(hidden_states, dtype = torch.float)
-            noise = noise * std + mean
-            noise = noise.half()
-            hidden_states = torch.where(mask, noise, hidden_states)
+
+            n = 0
+            mean = torch.tensor([0.0], dtype = torch.float, device = hidden_states.device)
+            M2 = torch.tensor([0.0], dtype = torch.float, device = hidden_states.device)
+
+            for i in range(input_ids.shape[0]):
+                if input_ids[i][0] < 0:
+                    continue
+
+                er = hidden_states[i].float()
+                n += er.numel()
+                delta = er - mean
+                mean += delta.sum() / n
+                delta2 = er - mean
+                M2 += (delta * delta2).sum()
+                del er
+                del delta
+                del delta2
+
+            if n > 1:
+                std = torch.sqrt(M2 / (n - 1))
+
+            for i in range(input_ids.shape[0]):
+                if input_ids[i][0] >= 0:
+                    continue
+
+                er = hidden_states[i]
+                noise = torch.randn(er.size(), dtype = torch.float, device = hidden_states.device) * std + mean
+                er.copy_(noise.half())
+                del er
+                del noise
 
         # Move to pinned temp buffer for TP
 

exllamav2/exllamav2_ext/ext_rope.cpp

@@ -58,50 +58,50 @@ void rope_
     );
 }
 
-long gen_mrope_pos_ids
+int64_t gen_mrope_pos_ids
 (
     torch::Tensor mrope_pos_ids,
     torch::Tensor ids,
     int merge_size,
-    const std::vector<std::tuple<long, long>> &spans,
-    const std::vector<std::tuple<long, long, long>> &grids
+    const std::vector<std::tuple<int64_t, int64_t>> &spans,
+    const std::vector<std::tuple<int64_t, int64_t, int64_t>> &grids
 )
 {
     int max_length = mrope_pos_ids.size(1);
     int in_length = ids.size(0);
 
-    long* in_ids = (long*) ids.data_ptr();
-    long* pos_ids = (long*) mrope_pos_ids.data_ptr();
+    int64_t* in_ids = (int64_t*) ids.data_ptr();
+    int64_t* pos_ids = (int64_t*) mrope_pos_ids.data_ptr();
 
-    long* out_t = pos_ids;
-    long* out_h = pos_ids + max_length;
-    long* out_w = pos_ids + 2 * max_length;
+    int64_t* out_t = pos_ids;
+    int64_t* out_h = pos_ids + max_length;
+    int64_t* out_w = pos_ids + 2 * max_length;
 
-    long base_t = 0;
-    long next_base_t = 0;
+    int64_t base_t = 0;
+    int64_t next_base_t = 0;
 
     for (int i = 0; i < max_length; ++i)
     {
         bool is_emb = false;
         if (i < in_length)
         {
-            long id = in_ids[i];
+            int64_t id = in_ids[i];
 
             for (int j = 0; j < spans.size(); ++j)
             {
-                long span_start = std::get<0>(spans[j]);
-                long span_end = std::get<1>(spans[j]);
-                long span = span_end - span_start;
+                int64_t span_start = std::get<0>(spans[j]);
+                int64_t span_end = std::get<1>(spans[j]);
+                int64_t span = span_end - span_start;
                 if (id >= span_start && id < span_end)
                 {
                     is_emb = true;
-                    long k = id - span_start;
-                    long grid_t = std::get<0>(grids[j]);
-                    long grid_h = std::get<1>(grids[j]) / (long)merge_size;
-                    long grid_w = std::get<2>(grids[j]) / (long)merge_size;
-                    long k_t = base_t + (k / grid_w / grid_h) % grid_t;
-                    long k_h = base_t + (k / grid_w) % grid_h;
-                    long k_w = base_t + k % grid_w;
+                    int64_t k = id - span_start;
+                    int64_t grid_t = std::get<0>(grids[j]);
+                    int64_t grid_h = std::get<1>(grids[j]) / (int64_t)merge_size;
+                    int64_t grid_w = std::get<2>(grids[j]) / (int64_t)merge_size;
+                    int64_t k_t = base_t + (k / grid_w / grid_h) % grid_t;
+                    int64_t k_h = base_t + (k / grid_w) % grid_h;
+                    int64_t k_w = base_t + k % grid_w;
                     *out_t++ = k_t;
                     *out_h++ = k_h;
                     *out_w++ = k_w;

exllamav2/exllamav2_ext/ext_rope.h

@@ -11,11 +11,11 @@ void rope_
     bool neox_style
 );
 
-long gen_mrope_pos_ids
+int64_t gen_mrope_pos_ids
 (
     torch::Tensor mrope_pos_ids,
     torch::Tensor ids,
     int merge_size,
-    const std::vector<std::tuple<long, long>> &spans,
-    const std::vector<std::tuple<long, long, long>> &grids
+    const std::vector<std::tuple<int64_t, int64_t>> &spans,
+    const std::vector<std::tuple<int64_t, int64_t, int64_t>> &grids
 );

exllamav2/generator/dynamic.py

@@ -2589,8 +2589,9 @@ def deallocate_pages(self):
             self.generator.all_pages[0].backup()
 
         for seq in self.sequences:
-            for page in seq.allocated_pages:
-                page.sub_ref()
-            seq.allocated_pages = []
+            if seq.allocated_pages is not None:
+                for page in seq.allocated_pages:
+                    page.sub_ref()
+                seq.allocated_pages = []
 
         self.generator.validate_cache()

exllamav2/mrope.py

@@ -36,7 +36,7 @@ def gen_mrope_embed(
 
     # Create 3D position IDs
 
-    ids = input_ids.squeeze(0)
+    ids = input_ids.squeeze(0).contiguous()
     mrope_pos_ids = torch.zeros((3, max_length), dtype = torch.long).contiguous()
     merge_size = 1 if not embeddings else embeddings[0].model.config.vision_spatial_merge_size
     spans = []

exllamav2/version.py

@@ -1 +1 @@
-__version__ = "0.2.5"
+__version__ = "0.2.6"