CUDA 13.4 samples update - v13.4-public

Release 13.4 of the CUDA Samples supported by CUDA Toolkit 13.4.
See Changelog for more information.

cpp/9_CUDA_Tile/tileMatmulAutotuner/CMakeLists.txt

@@ -1,9 +1,26 @@
 cmake_minimum_required(VERSION 3.20)
 
+set(SAMPLE_DISALLOW_ARCHS 75)
+
+include("${CMAKE_CURRENT_SOURCE_DIR}/../../../cmake/DetectCudaArch.cmake")
+
+if(SAMPLE_SKIP_BUILD)
+    return()
+endif()
+
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/../../../cmake/Modules")
 
 project(tileMatmulAutotuner LANGUAGES C CXX CUDA)
 
+# Tile samples need C++20. If the host or CUDA compiler can't provide it,
+# skip this sample instead of aborting configure.
+if(NOT "cxx_std_20" IN_LIST CMAKE_CXX_COMPILE_FEATURES
+   OR (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 11)
+   OR NOT "cuda_std_20" IN_LIST CMAKE_CUDA_COMPILE_FEATURES)
+    message(STATUS "Compiler lacks required C++20 support - skipping ${PROJECT_NAME}")
+    return()
+endif()
+
 find_package(CUDAToolkit REQUIRED)
 
 get_filename_component(CUDA_TOOLKIT_BIN_DIR "${CMAKE_CUDA_COMPILER}" DIRECTORY)
@@ -12,9 +29,6 @@ find_program(TILEIRAS_EXECUTABLE tileiras
     REQUIRED
 )
 
-set(CMAKE_POSITION_INDEPENDENT_CODE ON)
-
-set(CMAKE_CUDA_ARCHITECTURES 80 86 87 89 90 100 110 120)
 set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} --enable-tile")
 
 if(ENABLE_CUDA_DEBUG)
@@ -23,6 +37,12 @@ else()
     set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -lineinfo") # add line information to all builds for debug tools (exclusive to -G option)
 endif()
 
+# This sample is not supported on QNX (needs tileiras/nvcc at runtime).
+if(CMAKE_SYSTEM_NAME STREQUAL "QNX")
+    message(STATUS "Will not build sample ${PROJECT_NAME} - not supported on QNX")
+    return()
+endif()
+
 # Include directories and libraries
 include_directories(../../../Common ../Benchmark_Common)