coremark: allow to build with multithrading support

This patch allows to build coremark with multithreading support.

Signed-off-by: Aleksander Jan Bajkowski <A.Bajkowski@stud.elka.pw.edu.pl>

diff --git a/utils/coremark/Makefile b/utils/coremark/Makefile
index 1d9713895902ce17f2e33fd0315a91934a1df3d1..a18bd982049727859a61dd78acf2888032f17442 100644 (file)
--- a/utils/coremark/Makefile
+++ b/utils/coremark/Makefile
@@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
 PKG_NAME:=coremark
 PKG_SOURCE_DATE:=2020-09-16
 PKG_SOURCE_VERSION:=41537ea30b0104438b4ff993e7d349af26900acf
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_SOURCE_DATE).tar.gz
 PKG_SOURCE_URL:=https://codeload.github.com/eembc/coremark/tar.gz/$(PKG_SOURCE_VERSION)?
@@ -45,6 +45,20 @@ define Package/coremark/config
                default y
                help
                        This enables additional optmizations using the -O3 compilation flag.
+
+       config COREMARK_ENABLE_MULTITHREADING
+               bool "Enable multithreading support"
+               depends on PACKAGE_coremark
+               default n
+               help
+                       This enables multithreading support
+
+       config COREMARK_NUMBER_OF_THREADS
+               int "Number of threads"
+               depends on COREMARK_ENABLE_MULTITHREADING
+               default 2
+               help
+                       Number of threads to run in parallel
 endef
 
 TARGET_CFLAGS += -flto
@@ -53,12 +67,16 @@ ifeq ($(CONFIG_COREMARK_OPTIMIZE_O3),y)
        TARGET_CFLAGS := $(filter-out -O%,$(TARGET_CFLAGS)) -O3
 endif
 
+ifeq ($(CONFIG_COREMARK_ENABLE_MULTITHREADING),y)
+       EXTRA_CFLAGS := -DMULTITHREAD=$(CONFIG_COREMARK_NUMBER_OF_THREADS) -DUSE_PTHREAD
+endif
+
 define Build/Compile
        $(SED) 's|EXE = .exe|EXE =|' $(PKG_BUILD_DIR)/$(DIR_ARCH)/core_portme.mak
        mkdir $(PKG_BUILD_DIR)/$(ARCH)
        $(CP) -r $(PKG_BUILD_DIR)/$(DIR_ARCH)/* $(PKG_BUILD_DIR)/$(ARCH)
        $(MAKE) -C $(PKG_BUILD_DIR) PORT_DIR=$(ARCH) $(MAKE_FLAGS) \
-               PORT_CFLAGS="$(TARGET_CFLAGS)" compile
+               PORT_CFLAGS="$(TARGET_CFLAGS)" XCFLAGS="$(EXTRA_CFLAGS)" compile
 endef
 
 define Package/coremark/install