From 55195f6109a561c66fa55e75b4e0a64c039f1255 Mon Sep 17 00:00:00 2001
From: Ben Cumming <bcumming@cscs.ch>
Date: Tue, 16 Aug 2016 08:48:13 +0200
Subject: [PATCH] add optional compilation of vectorized code with Intel
compiler
---
CMakeLists.txt | 5 ++++-
mechanisms/CMakeLists.txt | 7 ++++++-
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 44e40b63..91b0a186 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -62,12 +62,15 @@ if(SYSTEM_CRAY)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -dynamic")
endif()
-# Cray systems
+# KNL target
set(TARGET_KNL OFF CACHE BOOL "target Intel KNL architecture")
if(TARGET_KNL)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CXXOPT_KNL}")
endif()
+# vectorization
+set(TARGET_VECTORIZE OFF CACHE BOOL "generate optimized code that vectorizes with the Intel compiler")
+
# targets for extermal dependencies
include(ExternalProject)
externalproject_add(modparser
diff --git a/mechanisms/CMakeLists.txt b/mechanisms/CMakeLists.txt
index 24b4c3d6..9dded834 100644
--- a/mechanisms/CMakeLists.txt
+++ b/mechanisms/CMakeLists.txt
@@ -2,13 +2,18 @@ set(mechanisms pas hh expsyn exp2syn)
set(modcc "${CMAKE_BINARY_DIR}/external/bin/modcc")
+set(modcc_flags "-t cpu")
+if(TARGET_VECTORIZE)
+ set(modcc_flags ${modcc_flags} -O)
+endif()
+
foreach(mech ${mechanisms})
set(mod "${CMAKE_CURRENT_SOURCE_DIR}/mod/${mech}.mod")
set(hpp "${CMAKE_CURRENT_SOURCE_DIR}/${mech}.hpp")
add_custom_command(OUTPUT "${hpp}"
DEPENDS modparser "${mod}"
WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
- COMMAND "${modcc}" -t cpu -O -o "${hpp}" "${mod}")
+ COMMAND ${modcc} ${modcc_flags} ${mod} -o ${hpp})
set_source_files_properties("${hpp}" PROPERTIES GENERATED TRUE)
list(APPEND all_mod_hpps "${hpp}")
endforeach()
--
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