Add quantized op support to llama runner

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ghstack-source-id: 39697a8
Pull Request resolved: #3062

Author: larryliu0820

.ci/scripts/test_llama.sh

@@ -12,7 +12,7 @@ source "$(dirname "${BASH_SOURCE[0]}")/utils.sh"
 MODEL_NAME=$1 # stories110M.pt
 BUILD_TOOL=$2 # buck2 or cmake
 DTYPE=$3 # fp16 or fp32
-MODE=${4:-"xnnpack"} # portable or xnnpack
+MODE=${4:-"xnnpack+custom"} # portable or xnnpack+custom or xnnpack+custom+qe
 if [[ $# -lt 4 ]]; then # Assuming 4 mandatory args
     echo "Expecting atleast 4 positional arguments"
     echo "Usage: [...]"
@@ -37,7 +37,7 @@ if [[ -z "${MODE:-}" ]]; then
   exit 1
 fi
 
-if [[ "${MODE}" =~ xnnpack.* ]]; then
+if [[ "${MODE}" =~ .*xnnpack.* ]]; then
   XNNPACK=ON
 else
   XNNPACK=OFF
@@ -49,6 +49,12 @@ else
   CUSTOM=OFF
 fi
 
+if [[ "${MODE}" =~ .*qe.* ]]; then
+  QE=ON
+else
+  QE=OFF
+fi
+
 if [[ -z "${BUCK:-}" ]]; then
   BUCK=buck2
 fi
@@ -69,6 +75,7 @@ cmake_install_executorch_libraries() {
         -DEXECUTORCH_BUILD_EXTENSION_DATA_LOADER=ON \
         -DEXECUTORCH_BUILD_CUSTOM="$CUSTOM" \
         -DEXECUTORCH_BUILD_OPTIMIZED=ON \
+        -DEXECUTORCH_BUILD_QUANTIZED="$QE" \
         -DEXECUTORCH_BUILD_XNNPACK="$XNNPACK" \
         -DPYTHON_EXECUTABLE="$PYTHON_EXECUTABLE" \
         -Bcmake-out .
@@ -84,7 +91,7 @@ cmake_build_llama_runner() {
         -DEXECUTORCH_BUILD_CUSTOM="$CUSTOM" \
         -DEXECUTORCH_BUILD_OPTIMIZED=ON \
         -DEXECUTORCH_BUILD_XNNPACK="$XNNPACK" \
-        -DEXECUTORCH_BUILD_OPTIMIZED=ON \
+        -DEXECUTORCH_BUILD_QUANTIZED="$QE" \
         -DPYTHON_EXECUTABLE="$PYTHON_EXECUTABLE" \
         -Bcmake-out/${dir} \
         ${dir}
@@ -126,9 +133,15 @@ fi
 # Export model.
 EXPORTED_MODEL_NAME="${EXPORTED_MODEL_NAME}.pte"
 echo "Exporting ${EXPORTED_MODEL_NAME}"
-EXPORT_ARGS="-c stories110M.pt -p ${PARAMS} -d ${DTYPE} -n ${EXPORTED_MODEL_NAME}"
-if [[ "${MODE}" == "xnnpack+kv+custom" ]]; then
-  EXPORT_ARGS="${EXPORT_ARGS} -kv --use_sdpa_with_kv_cache -X -qmode 8da4w -G 128"
+EXPORT_ARGS="-c stories110M.pt -p ${PARAMS} -d ${DTYPE} -n ${EXPORTED_MODEL_NAME} -kv"
+if [[ "${XNNPACK}" == "ON" ]]; then
+  EXPORT_ARGS="${EXPORT_ARGS} -X -qmode 8da4w -G 128"
+fi
+if [[ "${CUSTOM}" == "ON" ]]; then
+  EXPORT_ARGS="${EXPORT_ARGS} --use_sdpa_with_kv_cache"
+fi
+if [[ "${QE}" == "ON" ]]; then
+  EXPORT_ARGS="${EXPORT_ARGS} --embedding-quantize '8,1024'"
 fi
 # Add dynamically linked library location
 $PYTHON_EXECUTABLE -m examples.models.llama2.export_llama ${EXPORT_ARGS}

.ci/scripts/test_quantized_aot_lib.sh

@@ -24,7 +24,7 @@ build_cmake_quantized_aot_lib() {
     && retry cmake -DBUCK2=buck2 \
       -DCMAKE_BUILD_TYPE=Release \
       -DCMAKE_PREFIX_PATH="$CMAKE_PREFIX_PATH" \
-      -DEXECUTORCH_BUILD_QUANTIZED=ON \
+      -DEXECUTORCH_BUILD_QUANTIZED_OPS_AOT=ON \
       -DPYTHON_EXECUTABLE="$PYTHON_EXECUTABLE" ..)
 
   cmake --build ${CMAKE_OUTPUT_DIR} -j4

.github/workflows/pull.yml

@@ -90,7 +90,7 @@ jobs:
       matrix:
         dtype: [fp32]
         build-tool: [buck2, cmake]
-        mode: [portable, xnnpack+kv+custom]
+        mode: [portable, xnnpack+custom, xnnpack+custom+qe]
       fail-fast: false
     with:
       runner: linux.2xlarge

build/executorch-config.cmake

@@ -38,7 +38,7 @@ set(lib_list
     etdump bundled_program extension_data_loader ${FLATCCRT_LIB} mpsdelegate
     qnn_executorch_backend portable_ops_lib extension_module xnnpack_backend
     XNNPACK cpuinfo pthreadpool vulkan_backend optimized_kernels cpublas eigen_blas
-    optimized_ops_lib optimized_native_cpu_ops_lib
+    optimized_ops_lib optimized_native_cpu_ops_lib quantized_kernels quantized_ops_lib
 )
 foreach(lib ${lib_list})
     # Name of the variable which stores result of the find_library search

examples/models/llama2/CMakeLists.txt

@@ -44,6 +44,7 @@ set(EXECUTORCH_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/../../..)
 set(TORCH_ROOT ${EXECUTORCH_ROOT}/third-party/pytorch)
 
 include(${EXECUTORCH_ROOT}/build/Utils.cmake)
+include(${EXECUTORCH_ROOT}/build/Codegen.cmake)
 
 if(NOT PYTHON_EXECUTABLE)
   resolve_python_executable()
@@ -91,6 +92,7 @@ add_subdirectory(runner)
 if(EXECUTORCH_USE_TIKTOKEN)
   # find RE2 for tokenizer
   set(ABSL_ENABLE_INSTALL ON)
+  set(ABSL_PROPAGATE_CXX_STD ON)
   set(_pic_flag
     ${CMAKE_POSITION_INDEPENDENT_CODE})
   set(CMAKE_POSITION_INDEPENDENT_CODE ON)
@@ -118,6 +120,29 @@ else()
   target_link_options_shared_lib(portable_ops_lib)
 endif()
 
+if(EXECUTORCH_BUILD_QUANTIZED)
+  # TODO(larryliu0820): after we delete llama_quantized ops we should be able to reuse
+  # quantized_kernels and quantized_ops_lib directly.
+  merge_yaml(
+    FUNCTIONS_YAML ${CMAKE_CURRENT_SOURCE_DIR}/ops/quantized.yaml
+    FALLBACK_YAML ${EXECUTORCH_ROOT}/kernels/quantized/quantized.yaml
+    OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR})
+
+  gen_selected_ops("${CMAKE_CURRENT_BINARY_DIR}/merged.yaml" "" "")
+  generate_bindings_for_kernels(
+      FUNCTIONS_YAML ${CMAKE_CURRENT_BINARY_DIR}/merged.yaml)
+  message("Generated files ${gen_command_sources}")
+
+  # quantized_merge_ops_lib: Register quantized op kernels into the runtime
+  gen_operators_lib(
+    "quantized_merge_ops_lib"
+    KERNEL_LIBS quantized_kernels
+    DEPS executorch)
+  target_include_directories(quantized_merge_ops_lib PUBLIC ${_common_include_directories})
+  target_link_options_shared_lib(quantized_merge_ops_lib)
+  list(APPEND link_libraries quantized_kernels quantized_merge_ops_lib)
+endif()
+
 if(EXECUTORCH_BUILD_CUSTOM)
   target_link_options_shared_lib(custom_ops)
   list(APPEND link_libraries custom_ops)

examples/models/llama2/ops/quantized.yaml

@@ -1,10 +1,10 @@
-- func: llama_quantized::embedding_byte.out(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, int weight_quant_min, int weight_quant_max, Tensor indices, *, Tensor(a!) out) -> Tensor(a!)
+- func: llama_quantized::DEPRECATED_DO_NOT_USE_embedding_byte.out(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, int weight_quant_min, int weight_quant_max, Tensor indices, *, Tensor(a!) out) -> Tensor(a!)
   variants: function
   kernels:
     - arg_meta: null
       kernel_name: torch::executor::quantized_embedding_byte_out
 
-- func: llama_quantized::embedding_byte.dtype_out(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, int weight_quant_min, int weight_quant_max, Tensor indices, ScalarType? dtype=None, *, Tensor(a!) out) -> Tensor(a!)
+- func: llama_quantized::DEPRECATED_DO_NOT_USE_embedding_byte.dtype_out(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, int weight_quant_min, int weight_quant_max, Tensor indices, ScalarType? dtype=None, *, Tensor(a!) out) -> Tensor(a!)
   variants: function
   kernels:
     - arg_meta: null

examples/models/llama2/ops/quantized_ops.py

@@ -15,22 +15,22 @@
     "llama_quantized", "DEF"
 )  # to not be confused with torch.ops.quantized.* ops.
 quantized_lib.define(
-    "embedding_byte(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, "
+    "DEPRECATED_DO_NOT_USE_embedding_byte(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, "
     "int weight_quant_min, int weight_quant_max, Tensor indices) -> Tensor",
 )
 
 quantized_lib.define(
-    "embedding_byte.out(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, "
+    "DEPRECATED_DO_NOT_USE_embedding_byte.out(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, "
     "int weight_quant_min, int weight_quant_max, Tensor indices, *, Tensor(a!) out) -> Tensor(a!)",
 )
 
 quantized_lib.define(
-    "embedding_byte.dtype(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, "
+    "DEPRECATED_DO_NOT_USE_embedding_byte.dtype(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, "
     "int weight_quant_min, int weight_quant_max, Tensor indices, *, ScalarType? dtype=None) -> Tensor",
 )
 
 quantized_lib.define(
-    "embedding_byte.dtype_out(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, "
+    "DEPRECATED_DO_NOT_USE_embedding_byte.dtype_out(Tensor weight, Tensor weight_scales, Tensor? weight_zero_points, "
     "int weight_quant_min, int weight_quant_max, Tensor indices, *, ScalarType? dtype=None, Tensor(a!) out) -> Tensor(a!)",
 )
 
@@ -66,7 +66,9 @@ def embedding_byte_weight_checks(weight, weight_scales, weight_zero_points):
     ), f"Expecting weight_zero_points tensor to be None or have same number of rows as weights, but found {weight.size()} and {weight_zero_points.size()}"
 
 
-@impl(quantized_lib, "embedding_byte", "CompositeExplicitAutograd")
+@impl(
+    quantized_lib, "DEPRECATED_DO_NOT_USE_embedding_byte", "CompositeExplicitAutograd"
+)
 def embedding_byte(
     weight: torch.Tensor,
     weight_scales: torch.Tensor,
@@ -92,7 +94,7 @@ def embedding_byte(
     return torch.ops.aten.embedding.default(weight, indices)
 
 
-@impl_abstract("llama_quantized::embedding_byte.out")
+@impl_abstract("llama_quantized::DEPRECATED_DO_NOT_USE_embedding_byte.out")
 def embedding_byte_out_meta(
     weight: torch.Tensor,
     weight_scales: torch.Tensor,
@@ -112,7 +114,11 @@ def embedding_byte_out_meta(
     )
 
 
-@impl(quantized_lib, "embedding_byte.dtype", "CompositeExplicitAutograd")
+@impl(
+    quantized_lib,
+    "DEPRECATED_DO_NOT_USE_embedding_byte.dtype",
+    "CompositeExplicitAutograd",
+)
 def embedding_byte_dtype(
     weight: torch.Tensor,
     weight_scales: torch.Tensor,
@@ -140,7 +146,7 @@ def embedding_byte_dtype(
     return torch.ops.aten.embedding.default(weight, indices)
 
 
-@impl_abstract("llama_quantized::embedding_byte.dtype_out")
+@impl_abstract("llama_quantized::DEPRECATED_DO_NOT_USE_embedding_byte.dtype_out")
 def embedding_byte_dtype_out_meta(
     weight: torch.Tensor,
     weight_scales: torch.Tensor,

examples/models/llama2/quant_lib.py

@@ -105,7 +105,7 @@ def check_embedding_byte_registered():
                     'Use `python -c "import torch as _; print(_.__path__)"` to find where torch package is installed.\n'
                     "Set that as TORCH_PACKAGE_DIR.\n"
                     "Then from root executorch dir do the following:\n"
-                    "rm -rf cmake-out && mkdir cmake-out && (cd cmake-out && cmake -DBUCK2=<path-to-buck2> -DCMAKE_PREFIX_PATH=$TORCH_PACKAGE_DIR -DEXECUTORCH_BUILD_QUANTIZED=ON ..) && cmake --build . -j16\n"
+                    "rm -rf cmake-out && mkdir cmake-out && (cd cmake-out && cmake -DBUCK2=<path-to-buck2> -DCMAKE_PREFIX_PATH=$TORCH_PACKAGE_DIR -DEXECUTORCH_BUILD_QUANTIZED_OPS_AOT=ON ..) && cmake --build . -j16\n"
                     'To find the location of the lib: find cmake-out -name "libquantized_ops_aot_lib*"\n'
                     "Then specify the said library via -s <path to libquantized_ops_aot_lib.so\n"
                 )

examples/models/llama2/quantize.py

@@ -377,7 +377,7 @@ def __init__(
 
     @torch.no_grad()
     def forward(self, indices: torch.Tensor) -> torch.Tensor:
-        return torch.ops.llama_quantized.embedding_byte.dtype(
+        return torch.ops.llama_quantized.DEPRECATED_DO_NOT_USE_embedding_byte.dtype(
             self.weight, self.scales, None, 0, 0, indices, dtype=self.dtype
         )
 

kernels/quantized/CMakeLists.txt

@@ -10,6 +10,9 @@
 # ~~~
 cmake_minimum_required(VERSION 3.19)
 
+option(EXECUTORCH_BUILD_QUANTIZED_OPS_AOT
+       "Build the optimized ops library for AOT export usage" OFF)
+
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 if(NOT CMAKE_CXX_STANDARD)
   set(CMAKE_CXX_STANDARD 17)
@@ -49,7 +52,7 @@ message("Generated files ${gen_command_sources}")
 # quantized_ops_aot_lib quantized_ops_lib but none of these is a common
 # dependency of the other(s). This is not allowed by the Xcode "new build
 # system".
-if(NOT CMAKE_GENERATOR STREQUAL "Xcode")
+if(NOT CMAKE_GENERATOR STREQUAL "Xcode" AND EXECUTORCH_BUILD_QUANTIZED_OPS_AOT)
   # Build a AOT library to register quantized ops into PyTorch. This is a hack.
   set(_quantized_sources
       ${_quantized_kernels__srcs}