sycl : fix reorder function; add fp32/fp16 in build script (#24578)

examples/sycl/win-build-sycl.bat

@@ -3,6 +3,23 @@
 ::  Copyright (C) 2024 Intel Corporation
 ::  SPDX-License-Identifier: MIT
 
+IF /I "%1"=="--help" (
+    echo Usage: win-build-sycl.bat [fp32^|fp16] [--help]
+    echo.
+    echo Options:
+    echo   fp32    Build with FP32 precision ^(default^)
+    echo   fp16    Build with FP16 precision ^(faster for long-prompt inference^)
+    echo   --help  Print this help message
+    exit /B 0
+)
+
+SET PRECISION=%1
+IF "%PRECISION%"=="" SET PRECISION=fp32
+IF /I NOT "%PRECISION%"=="fp32" IF /I NOT "%PRECISION%"=="fp16" (
+    echo Error: invalid value '%PRECISION%'. Use 'fp32' or 'fp16'.
+    echo Usage: win-build-sycl.bat [fp32^|fp16] [--help]
+    exit /B 1
+)
 
 IF not exist build (mkdir build)
 cd build
@@ -11,12 +28,14 @@ if %errorlevel% neq 0 goto ERROR
 @call "C:\Program Files (x86)\Intel\oneAPI\setvars.bat" intel64 --force
 if %errorlevel% neq 0 goto ERROR
 
-::  for FP16
-::  faster for long-prompt inference
-::  cmake -G "MinGW Makefiles" .. -DLLAMA_OPENSSL=OFF -DGGML_SYCL=ON -DCMAKE_CXX_COMPILER=icx -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release -DGGML_SYCL_F16=ON
-
-::  for FP32
-cmake -G "Ninja" .. -DLLAMA_OPENSSL=OFF -DGGML_SYCL=ON -DCMAKE_C_COMPILER=cl -DCMAKE_CXX_COMPILER=icx -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release
+IF /I "%PRECISION%"=="fp16" (
+    ::  for FP16
+    ::  faster for long-prompt inference
+    cmake -G "MinGW Makefiles" .. -DLLAMA_OPENSSL=OFF -DGGML_SYCL=ON -DCMAKE_CXX_COMPILER=icx -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release -DGGML_SYCL_F16=ON
+) ELSE (
+    ::  for FP32
+    cmake -G "Ninja" .. -DLLAMA_OPENSSL=OFF -DGGML_SYCL=ON -DCMAKE_C_COMPILER=cl -DCMAKE_CXX_COMPILER=icx -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release
+)
 if %errorlevel% neq 0 goto ERROR
 
 ::  build all binary