Initial support of NPU level0 Model (#12177)

* first commit to support load dll and init llm pipeline

* add init generate

* fix style

* small updates

* fix style and check tokens number

python/llm/example/NPU/HF-Transformers-AutoModels/LLM/Pipeline-Models/llama.py

@@ -0,0 +1,90 @@
+#
+# Copyright 2016 The BigDL Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+
+import torch
+import time
+import argparse
+from ipex_llm.transformers.npu_pipeline_model import AutoModelForCausalLM
+from transformers import AutoTokenizer
+from transformers.utils import logging
+
+logger = logging.get_logger(__name__)
+
+def get_prompt(message: str, chat_history: list[tuple[str, str]],
+               system_prompt: str) -> str:
+    texts = [f'<s>[INST] <<SYS>>\n{system_prompt}\n<</SYS>>\n\n']
+    # The first user input is _not_ stripped
+    do_strip = False
+    for user_input, response in chat_history:
+        user_input = user_input.strip() if do_strip else user_input
+        do_strip = True
+        texts.append(f'{user_input} [/INST] {response.strip()} </s><s>[INST] ')
+    message = message.strip() if do_strip else message
+    texts.append(f'{message} [/INST]')
+    return ''.join(texts)
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(
+        description="Predict Tokens using `generate()` API for npu model"
+    )
+    parser.add_argument(
+        "--repo-id-or-model-path",
+        type=str,
+        default=r"C:\\Llama2-converted-weights\\",
+        help="The folder path of converted model blobs",
+    )
+    parser.add_argument('--prompt', type=str, default="What is AI?",
+                        help='Prompt to infer')
+    parser.add_argument("--n-predict", type=int, default=32, help="Max tokens to predict")
+    parser.add_argument("--max-output-len", type=int, default=1024)
+
+    args = parser.parse_args()
+    model_path = args.repo_id_or_model_path
+
+    model = AutoModelForCausalLM.from_pretrained(model_path,
+                                                 ov_model=True,
+                                                 max_output_len=args.max_output_len,
+                                                 model_name="Model70")
+
+    tokenizer = AutoTokenizer.from_pretrained(model_path, trust_remote_code=True)
+
+    DEFAULT_SYSTEM_PROMPT = """\
+    """
+
+    print("-" * 80)
+    print("done")
+    with torch.inference_mode():
+        print("finish to load")
+        prompt = get_prompt(args.prompt, [], system_prompt=DEFAULT_SYSTEM_PROMPT)
+        _input_ids = tokenizer.encode(prompt, return_tensors="pt")
+        print("input length:", len(_input_ids[0]))
+        st = time.time()
+        output = model.generate(
+            _input_ids, max_new_tokens=args.n_predict,
+        )
+        end = time.time()
+        print(f"Inference time: {end-st} s")
+        input_str = tokenizer.decode(_input_ids[0], skip_special_tokens=False)
+        print("-" * 20, "Input", "-" * 20)
+        print(input_str)
+        output_str = tokenizer.decode(output[0], skip_special_tokens=False)
+        print("-" * 20, "Output", "-" * 20)
+        print(output_str)
+
+    print("-" * 80)
+    print("done")
+    print("success shut down")

python/llm/src/ipex_llm/transformers/npu_pipeline_model/__init__.py

@@ -0,0 +1,17 @@
+#
+# Copyright 2016 The BigDL Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+from .pipeline_model import *

python/llm/src/ipex_llm/transformers/npu_pipeline_model/pipeline_cpp.py

@@ -0,0 +1,64 @@
+#
+# Copyright 2016 The BigDL Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+import os
+import sys
+import ctypes
+import pathlib
+from ipex_llm.utils.common import invalidInputError
+
+
+def get_shared_lib_info(lib_base_name: str):
+    # Determine the file extension based on the platform
+    if sys.platform.startswith("linux") or sys.platform == "darwin":
+        lib_ext = ".so"
+    elif sys.platform == "win32":
+        lib_ext = ".dll"
+    else:
+        invalidInputError(False, "Unsupported platform.")
+
+    # Construct the paths to the possible shared library names (python/llm/src/ipex-llm/llm/libs)
+    _base_path = pathlib.Path(__file__).parent.parent.parent.resolve()
+    _base_path = _base_path / 'libs'
+
+    lib_path = os.path.join(_base_path, lib_base_name + lib_ext)
+
+    return _base_path, lib_path
+
+_, _lib_path = get_shared_lib_info("pipeline")
+
+# Load the library
+_lib = ctypes.cdll.LoadLibrary(_lib_path)
+
+_lib.InitLLMPipeline.argtypes = [ctypes.c_int] * 5 + [ctypes.c_char_p] * 5
+_lib.InitLLMPipeline.restype = ctypes.c_int
+
+_lib.generate_serve.argtypes = [ctypes.c_int] * 5
+_lib.generate_serve.restype = ctypes.c_int
+
+
+def InitLLMPipeline(kv_len: int, num_head: int, head_dim: int, num_layers: int, vocab_size: int,
+                    model_weight_dir: str, model_name: str,
+                    first_blob_name: str, last_blob_name: str, rest_blob_name: str):
+    return _lib.InitLLMPipeline(kv_len, num_head, head_dim, num_layers, vocab_size,
+                                model_weight_dir.encode('utf-8'), model_name.encode('utf-8'),
+                                first_blob_name.encode('utf-8'), last_blob_name.encode('utf-8'),
+                                rest_blob_name.encode('utf-8'))
+
+
+def generate_serve(kv_len: int, num_head: int, head_dim: int, num_layers: int,
+                   param_n_output: int):
+    _lib.generate_serve(kv_len, num_head, head_dim, num_layers, param_n_output)