Improve ARM compatibility

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index 18c1085b6cdfd9942ffbdd58826b2261be7babad..67cd382a53ed30482387df42cc88adb017fc755c 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -296,7 +296,7 @@ ifeq ($(optimize),yes)
                endif
 
                ifeq ($(arch),armv7)
-                       CXXFLAGS += -fno-gcse
+                       CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp
                endif
        endif
 
@@ -446,9 +446,9 @@ profile-build:
 
 embed-signature:
        @echo "Running benchmark for getting the signature ..."
-       @$(SIGNBENCH) 2>&1 | sed -n 's/Nodes searched  : \(.*\)/\1/p' > sign.txt
-       @sed -i -e 's,^,/static const string Version/s/"\\(.*\\)"/"sig-,1' -e 's,$$,"/1,1' sign.txt
-       @sed -i -f sign.txt misc.cpp
+       @$(SIGNBENCH) 2>&1 | sed -n 's/Nodes searched  : \(.*\)/\/string Version\/s\/"\\(.*\\)"\/"sig-\1"\//p' > sign.txt
+       @sed -f sign.txt misc.cpp > misc2.cpp
+       @mv misc2.cpp misc.cpp
        @rm sign.txt
 
 signature-build: build embed-signature