ARM lsb/msb assembly

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index 3fd601ffe20c96cee61c94c1ab9ec5e2a8aa2078..17e61773d19615b6289e085881ddb927ac44c9c9 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -125,6 +125,16 @@ ifeq ($(ARCH),x86-32-old)
        popcnt = no
 endif
 
+#arm section
+ifeq ($(ARCH),armv7)
+       arch = armv7
+       os = any
+       bits = 32
+       prefetch = yes
+       bsfq = yes
+       popcnt = no
+endif
+
 # osx-section
 ifeq ($(ARCH),osx-ppc-64)
        arch = ppc64
@@ -228,7 +238,7 @@ ifeq ($(comp),clang)
 endif
 
 ifeq ($(os),osx)
-       CXXFLAGS += -arch $(arch)
+       CXXFLAGS += -arch $(arch) -mmacosx-version-min=10.6
 endif
 
 ### 3.3 General linker settings
@@ -243,7 +253,7 @@ ifneq ($(comp),mingw)
 endif
 
 ifeq ($(os),osx)
-       LDFLAGS += -arch $(arch)
+       LDFLAGS += -arch $(arch) -mmacosx-version-min=10.6
 endif
 
 ### 3.4 Debugging
@@ -265,6 +275,10 @@ ifeq ($(optimize),yes)
                                CXXFLAGS += -mdynamic-no-pic
                        endif
                endif
+
+               ifeq ($(arch),armv7)
+                       CXXFLAGS += -fno-gcse
+               endif
        endif
 
        ifeq ($(comp),mingw)
@@ -301,8 +315,10 @@ endif
 
 ### 3.7 prefetch
 ifeq ($(prefetch),yes)
-       CXXFLAGS += -msse
-       DEPENDFLAGS += -msse
+       ifneq ($(arch),armv7)
+               CXXFLAGS += -msse
+               DEPENDFLAGS += -msse
+       endif
 else
        CXXFLAGS += -DNO_PREFETCH
 endif
@@ -321,11 +337,13 @@ endif
 ### This is a mix of compile and link time options because the lto link phase
 ### needs access to the optimization flags.
 ifeq ($(comp),gcc)
-       GCC_MAJOR := `$(CXX) -dumpversion | cut -f1 -d.`
-       GCC_MINOR := `$(CXX) -dumpversion | cut -f2 -d.`
-       ifeq (1,$(shell expr \( $(GCC_MAJOR) \> 4 \) \| \( $(GCC_MAJOR) \= 4 \& $(GCC_MINOR) \>= 5 \)))
-               CXXFLAGS += -flto
-               LDFLAGS += $(CXXFLAGS)
+       ifeq ($(optimize),yes)
+               GCC_MAJOR := `$(CXX) -dumpversion | cut -f1 -d.`
+               GCC_MINOR := `$(CXX) -dumpversion | cut -f2 -d.`
+               ifeq (1,$(shell expr \( $(GCC_MAJOR) \> 4 \) \| \( $(GCC_MAJOR) \= 4 \& $(GCC_MINOR) \>= 5 \)))
+                       CXXFLAGS += -flto
+                       LDFLAGS += $(CXXFLAGS)
+               endif
        endif
 endif
 
@@ -358,6 +376,7 @@ help:
        @echo "osx-ppc-32           > PPC-Mac OS X 32 bit"
        @echo "osx-x86-64           > x86-Mac OS X 64 bit"
        @echo "osx-x86-32           > x86-Mac OS X 32 bit"
+       @echo "armv7                > ARMv7 32 bit"
        @echo "general-64           > unspecified 64-bit"
        @echo "general-32           > unspecified 32-bit"
        @echo ""
@@ -447,7 +466,7 @@ config-sanity:
        @test "$(debug)" = "yes" || test "$(debug)" = "no"
        @test "$(optimize)" = "yes" || test "$(optimize)" = "no"
        @test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
-        test "$(arch)" = "ppc64" || test "$(arch)" = "ppc"
+        test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "armv7"
        @test "$(os)" = "any" || test "$(os)" = "osx"
        @test "$(bits)" = "32" || test "$(bits)" = "64"
        @test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"