From d18ae43123fcd7604d1c36a1ec8450dbe6071824 Mon Sep 17 00:00:00 2001 From: Luca Muscariello Date: Thu, 23 Feb 2017 20:44:26 +0100 Subject: Initial commit: ccnxlibs. Change-Id: I1b376527a7dd01a6b9e083a6cb646955902f45c0 Signed-off-by: Luca Muscariello --- libccnx-portal/cmake/Modules/detectCacheSize.cmake | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 libccnx-portal/cmake/Modules/detectCacheSize.cmake (limited to 'libccnx-portal/cmake/Modules/detectCacheSize.cmake') diff --git a/libccnx-portal/cmake/Modules/detectCacheSize.cmake b/libccnx-portal/cmake/Modules/detectCacheSize.cmake new file mode 100644 index 00000000..469d2627 --- /dev/null +++ b/libccnx-portal/cmake/Modules/detectCacheSize.cmake @@ -0,0 +1,21 @@ +# Detect the cache size +# +# XXX: TODO: This is a bug when cross compiling. We are detecting the local +# Cache Line size and not the target cache line size. We should provide some +# way to define this + +set(LEVEL1_DCACHE_LINESIZE 32) + +if( APPLE ) + execute_process(COMMAND sysctl -n hw.cachelinesize + OUTPUT_VARIABLE LEVEL1_DCACHE_LINESIZE + OUTPUT_STRIP_TRAILING_WHITESPACE) +endif( APPLE ) + +if( ${CMAKE_SYSTEM_NAME} STREQUAL "Linux" ) + execute_process(COMMAND getconf LEVEL1_DCACHE_LINESIZE + OUTPUT_VARIABLE LEVEL1_DCACHE_LINESIZE + OUTPUT_STRIP_TRAILING_WHITESPACE) +endif() + +message("-- Cache line size: ${LEVEL1_DCACHE_LINESIZE}") -- cgit 1.2.3-korg