Add flag to allow for fp8 quantization through Onnxruntime API

include/onnxruntime/core/session/onnxruntime_c_api.h

@@ -614,6 +614,7 @@ typedef struct OrtTensorRTProviderOptions {
 typedef struct OrtMIGraphXProviderOptions {
   int device_id;                                     // hip device id.
   int migraphx_fp16_enable;                          // MIGraphX FP16 precision. Default 0 = false, nonzero = true
+  int migraphx_fp8_enable;                           // MIGraphX FP8 precision. Default 0 = false, nonzero = true
   int migraphx_int8_enable;                          // MIGraphX INT8 precision. Default 0 = false, nonzero = true
   int migraphx_use_native_calibration_table;         // MIGraphx INT8 cal table. Default 0 = false, noznero = true
   const char* migraphx_int8_calibration_table_name;  // MIGraphx INT8 calibration table name

onnxruntime/core/providers/migraphx/migraphx_execution_provider.cc

@@ -114,6 +114,12 @@ MIGraphXExecutionProvider::MIGraphXExecutionProvider(const MIGraphXExecutionProv
     fp16_enable_ = (std::stoi(fp16_enable_env) == 0 ? false : true);
   }
 
+  // whether fp8 quantization is enabled
+  const std::string fp8_enable_env = onnxruntime::GetEnvironmentVar(migraphx_env_vars::kFP8Enable);
+  if (!fp8_enable_env.empty()) {
+    fp8_enable_ = (std::stoi(fp8_enable_env) == 0 ? false : true);
+  }
+
   // whether int8 is enabled
   const std::string int8_enable_env = onnxruntime::GetEnvironmentVar(migraphx_env_vars::kINT8Enable);
   if (!int8_enable_env.empty()) {
@@ -192,6 +198,7 @@ MIGraphXExecutionProvider::MIGraphXExecutionProvider(const MIGraphXExecutionProv
   LOGS_DEFAULT(VERBOSE) << "[MIGraphX EP] MIGraphX provider options: "
                         << "device_id: " << info_.device_id
                         << ", migraphx_fp16_enable: " << fp16_enable_
+                        << ", migraphx_fp8_enable: " << fp8_enable_
                         << ", migraphx_int8_enable: " << int8_enable_
                         << ", migraphx_int8_enable: " << int8_enable_
                         << ", dump_model_ops: " << dump_model_ops_
@@ -1183,7 +1190,7 @@ Status MIGraphXExecutionProvider::Compile(const std::vector<FusedNodeAndGraph>&
         prog = migraphx::parse_onnx_buffer(onnx_string_buffer, options);
 
         // Read in the calibration data and map it to an migraphx paramater map for the calibration ops
-        if (int8_enable_ && int8_calibration_cache_available_) {
+        if ((int8_enable_ || fp8_enable) && int8_calibration_cache_available_) {
           LOGS_DEFAULT(INFO) << "Quantizing input program to int8" << std::endl;
           migraphx::quantize_int8_options quant_opts;
           migraphx::program_parameters quant_params;

onnxruntime/core/providers/migraphx/migraphx_execution_provider.h

@@ -17,6 +17,7 @@ namespace onnxruntime {
 
 namespace migraphx_env_vars {
 static const char kFP16Enable[] = "ORT_MIGRAPHX_FP16_ENABLE";
+static const char kFP8Enable[] = "ORT_MIGRAPHX_FP8_ENABLE";
 static const char kINT8Enable[] = "ORT_MIGRAPHX_INT8_ENABLE";
 static const char dumpModelOps[] = "ORT_MIGRAPHX_DUMP_MODEL_OPS";
 static const char kINT8CalibrationTableName[] = "ORT_MIGRAPHX_INT8_CALIBRATION_TABLE_NAME";
@@ -43,6 +44,7 @@ struct MIGraphXFuncState {
   OrtMutex* mgx_mu_ptr = nullptr;
   bool no_input_shape = false;
   bool fp16_enable = false;
+  bool fp8_enable  = false;
   bool int8_enable = false;
   bool int8_calibration_cache_available = false;
   std::unordered_map<std::string, float> dynamic_range_map;
@@ -89,6 +91,7 @@ class MIGraphXExecutionProvider : public IExecutionProvider {
  private:
   MIGraphXExecutionProviderInfo info_;
   bool fp16_enable_ = false;
+  bool fp8_enable_  = false;
   bool int8_enable_ = false;
   std::string int8_calibration_cache_name_;
   bool int8_calibration_cache_available_ = false;

onnxruntime/core/providers/migraphx/migraphx_execution_provider_info.cc

@@ -14,6 +14,7 @@ namespace migraphx {
 namespace provider_option_names {
 constexpr const char* kDeviceId = "device_id";
 constexpr const char* kFp16Enable = "trt_fp16_enable";
+constexpr const char* kFp8Enable = "migx_fp8_enable";
 constexpr const char* kInt8Enable = "migx_int8_enable";
 constexpr const char* kInt8CalibTable = "migx_int8_calibration_table_name";
 constexpr const char* kInt8UseNativeCalibTable = "migx_int8_use_native_calibration_table";
@@ -43,6 +44,7 @@ MIGraphXExecutionProviderInfo MIGraphXExecutionProviderInfo::FromProviderOptions
                 return Status::OK();
               })
           .AddAssignmentToReference(migraphx::provider_option_names::kFp16Enable, info.fp16_enable)
+          .AddAssignmentToReference(migraphx::provider_option_names::kFp8Enable, info.fp8_enable)
           .AddAssignmentToReference(migraphx::provider_option_names::kInt8Enable, info.int8_enable)
           .AddAssignmentToReference(migraphx::provider_option_names::kSaveCompiledModel, info.save_compiled_model)
           .AddAssignmentToReference(migraphx::provider_option_names::kLoadCompiledModel, info.load_compiled_model)
@@ -56,6 +58,7 @@ ProviderOptions MIGraphXExecutionProviderInfo::ToProviderOptions(const MIGraphXE
   const ProviderOptions options{
       {migraphx::provider_option_names::kDeviceId, MakeStringWithClassicLocale(info.device_id)},
       {migraphx::provider_option_names::kFp16Enable, MakeStringWithClassicLocale(info.fp16_enable)},
+      {migraphx::provider_option_names::kFp8Enable, MakeStringWithClassicLocale(info.fp8_enable)},
       {migraphx::provider_option_names::kInt8Enable, MakeStringWithClassicLocale(info.int8_enable)},
       {migraphx::provider_option_names::kSaveCompiledModel, MakeStringWithClassicLocale(info.save_compiled_model)},
       {migraphx::provider_option_names::kLoadCompiledModel, MakeStringWithClassicLocale(info.load_compiled_model)},
@@ -68,6 +71,7 @@ ProviderOptions MIGraphXExecutionProviderInfo::ToProviderOptions(const OrtMIGrap
   const ProviderOptions options{
       {migraphx::provider_option_names::kDeviceId, MakeStringWithClassicLocale(info.device_id)},
       {migraphx::provider_option_names::kFp16Enable, MakeStringWithClassicLocale(info.migraphx_fp16_enable)},
+      {migraphx::provider_option_names::kFp8Enable, MakeStringWithClassicLocale(info.migraphx_fp8_enable)},
       {migraphx::provider_option_names::kInt8Enable, MakeStringWithClassicLocale(info.migraphx_int8_enable)},
       {migraphx::provider_option_names::kSaveCompiledModel, MakeStringWithClassicLocale(info.migraphx_save_compiled_model)},
       {migraphx::provider_option_names::kLoadCompiledModel, MakeStringWithClassicLocale(info.migraphx_load_compiled_model)},

onnxruntime/core/providers/migraphx/migraphx_execution_provider_info.h

@@ -16,6 +16,7 @@ struct MIGraphXExecutionProviderInfo {
   std::string target_device;
   OrtDevice::DeviceId device_id{0};
   bool fp16_enable{false};
+  bool fp8_enable{false};
   bool int8_enable{false};
   std::string int8_calibration_table_name{""};
   bool int8_use_native_calibration_table{false};

onnxruntime/core/providers/migraphx/migraphx_provider_factory.cc

@@ -60,6 +60,7 @@ struct MIGraphX_Provider : Provider {
     info.device_id = static_cast<OrtDevice::DeviceId>(options.device_id);
     info.target_device = "gpu";
     info.fp16_enable = options.migraphx_fp16_enable;
+    info.fp8_enable = options.migraphx_fp8_enable;
     info.exhaustive_tune = options.migraphx_exhaustive_tune;
     info.int8_enable = options.migraphx_int8_enable;
     info.int8_calibration_table_name = "";
@@ -85,6 +86,7 @@ struct MIGraphX_Provider : Provider {
     auto& migx_options = *reinterpret_cast<OrtMIGraphXProviderOptions*>(provider_options);
     migx_options.device_id = internal_options.device_id;
     migx_options.migraphx_fp16_enable = internal_options.fp16_enable;
+    migx_options.migraphx_fp8_enable = internal_options.fp8_enable;
     migx_options.migraphx_int8_enable = internal_options.int8_enable;
     migx_options.migraphx_exhaustive_tune = internal_options.exhaustive_tune;
 

onnxruntime/python/onnxruntime_pybind_state.cc

@@ -831,6 +831,7 @@ std::unique_ptr<IExecutionProvider> CreateExecutionProviderInstance(
           0,
           0,
           0,
+          0,
           nullptr,
           1,
           "./compiled_model.mxr",
@@ -854,6 +855,16 @@ std::unique_ptr<IExecutionProvider> CreateExecutionProviderInstance(
                 "[ERROR] [MIGraphX] The value for the key 'trt_fp16_enable' should be"
                 " 'True' or 'False'. Default value is 'False'.\n");
           }
+        } else if (option.first == "migraphx_fp8_enable") {
+          if (option.second == "True" || option.second == "true") {
+            params.migraphx_fp8_enable = true;
+          } else if (option.second == "False" || option.second == "false") {
+            params.migraphx_fp8_enable = false;
+          } else {
+            ORT_THROW(
+                "[ERROR] [MIGraphX] The value for the key 'migx_fp8_enable' should be"
+                " 'True' or 'False'. Default value is 'False'.\n");
+          }
         } else if (option.first == "migraphx_int8_enable") {
           if (option.second == "True" || option.second == "true") {
             params.migraphx_int8_enable = true;