init update, including build/launch options doc auto generation (#2080)

* init update, including build/launch options doc auto generation

features doc merge cpu and gpu, add getting started

fine tune amp

update installation guide

update advanced_configuration.md

correct hyperlink, add images for cpu,gpu merge

trim spaces

deprecate auto channels last apis

Author: jingxu10

README.md

@@ -12,35 +12,41 @@ namespace xpu {
 namespace dpcpp {
 
 /*
+ * [Keep the format for automatic doc generation.]
  * All available launch options for IPEX
- *
- * IPEX_VERBOSE:
- *    Default = 0, Set verbose level with synchronization execution mode
- * IPEX_FP32_MATH_MODE:
- *    Default = 0, Set values for FP32 math mode (0: FP32, 1: TF32, 2: BF32)
- *
+ * ==========ALL==========
+ *   IPEX_VERBOSE:
+ *      Default = 0 | Set verbose level with synchronization execution mode
+ *   IPEX_FP32_MATH_MODE:
+ *      Default = 0 | Set values for FP32 math mode (0: FP32, 1: TF32, 2: BF32)
+ * ==========ALL==========
  *
  * XPU ONLY optionos:
- *
- *   IPEX_XPU_BACKEND:
- *      Default = 0 (GPU), Set XPU_BACKEND as global IPEX backend
+ * ==========GPU==========
  *   IPEX_XPU_SYNC_MODE:
- *      Default = 0, Set 1 to enforce synchronization execution mode
+ *      Default = 0 | Set 1 to enforce synchronization execution mode
  *   IPEX_TILE_AS_DEVICE:
- *      Default = 1, Set 0 to disable tile partition and map per root device
- *
+ *      Default = 1 | Set 0 to disable tile partition and map per root device
+ * ==========GPU==========
  *
  * EXPERIMENTAL options:
- *
+ * ==========EXP==========
+ *   IPEX_SIMPLE_TRACE:
+ *      Default = 0 | Set 1 to enable simple trace for all operators*
+ * ==========EXP==========
+
+ * Internal options:
+ * ==========INT==========
+ *   IPEX_XPU_BACKEND:
+ *      Default = 0 (GPU) | Set XPU_BACKEND as global IPEX backend
  *   IPEX_SHOW_OPTION:
- *      Default = 0, Set 1 to show all launch option values
+ *      Default = 0 | Set 1 to show all launch option values
  *   IPEX_XPU_ONEDNN_LAYOUT:
- *      Default = 0, Set 1 to enable onednn specific layouts
+ *      Default = 0 | Set 1 to enable onednn specific layouts
  *   IPEX_FORCE_ONEDNN_PRIMITIVE:
- *      Default = 0, Set 1 to force oneDNN primitive solution for below
+ *      Default = 0 | Set 1 to force oneDNN primitive solution for below
  *      operators: GRU
- *   IPEX_SIMPLE_TRACE:
- *      Default = 0, Set 1 to enable simple trace for all operators*
+ * ==========INT==========
  */
 
 static std::mutex s_mutex;

csrc/gpu/utils/Settings.cpp

@@ -791,7 +791,7 @@ WARN_LOGFILE           =
 # spaces. See also FILE_PATTERNS and EXTENSION_MAPPING
 # Note: If this tag is empty the current directory is searched.
 
-INPUT                  = ../csrc/include/xpu
+INPUT                  = ../csrc/gpu/include/xpu
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses