Fix Makefile for PowerPC with prefetch enabled

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index 2ad22de41bb55011e5d8baebec2a242c47ca1f5a..ef5f308861f3fe93c03919fbdb6953e21e1e2195 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -58,6 +58,7 @@ OBJS = benchmark.o bitbase.o bitboard.o book.o endgame.o evaluate.o main.o \
 # bsfq = yes/no       --- -DUSE_BSFQ       --- Use bsfq x86_64 asm-instruction (only
 #                                              with GCC and ICC 64-bit)
 # popcnt = yes/no     --- -DUSE_POPCNT     --- Use popcnt x86_64 asm-instruction
+# sse = yes/no        --- -msse            --- Use Intel Streaming SIMD Extensions
 #
 # Note that Makefile is space sensitive, so when adding new architectures
 # or modifying existing flags, you have to make sure there are no extra spaces
@@ -77,6 +78,7 @@ ifeq ($(ARCH),general-64)
        prefetch = no
        bsfq = no
        popcnt = no
+       sse = no
 endif
 
 ifeq ($(ARCH),general-32)
@@ -86,6 +88,7 @@ ifeq ($(ARCH),general-32)
        prefetch = no
        bsfq = no
        popcnt = no
+       sse = no
 endif
 
 # x86-section
@@ -96,6 +99,7 @@ ifeq ($(ARCH),x86-64)
        prefetch = yes
        bsfq = yes
        popcnt = no
+       sse = yes
 endif
 
 ifeq ($(ARCH),x86-64-modern)
@@ -105,6 +109,7 @@ ifeq ($(ARCH),x86-64-modern)
        prefetch = yes
        bsfq = yes
        popcnt = yes
+       sse = yes
 endif
 
 ifeq ($(ARCH),x86-32)
@@ -114,6 +119,7 @@ ifeq ($(ARCH),x86-32)
        prefetch = yes
        bsfq = no
        popcnt = no
+       sse = yes
 endif
 
 ifeq ($(ARCH),x86-32-old)
@@ -123,6 +129,18 @@ ifeq ($(ARCH),x86-32-old)
        prefetch = no
        bsfq = no
        popcnt = no
+       sse = no
+endif
+
+#arm section
+ifeq ($(ARCH),armv7)
+       arch = armv7
+       os = any
+       bits = 32
+       prefetch = yes
+       bsfq = yes
+       popcnt = no
+       sse = no
 endif
 
 # osx-section
@@ -133,6 +151,7 @@ ifeq ($(ARCH),osx-ppc-64)
        prefetch = no
        bsfq = no
        popcnt = no
+       sse = no
 endif
 
 ifeq ($(ARCH),osx-ppc-32)
@@ -142,6 +161,7 @@ ifeq ($(ARCH),osx-ppc-32)
        prefetch = no
        bsfq = no
        popcnt = no
+       sse = no
 endif
 
 ifeq ($(ARCH),osx-x86-64)
@@ -151,6 +171,7 @@ ifeq ($(ARCH),osx-x86-64)
        prefetch = yes
        bsfq = yes
        popcnt = no
+       sse = yes
 endif
 
 ifeq ($(ARCH),osx-x86-32)
@@ -160,6 +181,7 @@ ifeq ($(ARCH),osx-x86-32)
        prefetch = yes
        bsfq = no
        popcnt = no
+       sse = yes
 endif
 
 
@@ -228,7 +250,7 @@ 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 +265,7 @@ ifneq ($(comp),mingw)
 endif
 
 ifeq ($(os),osx)
-       LDFLAGS += -arch $(arch)
+       LDFLAGS += -arch $(arch) -mmacosx-version-min=10.6
 endif
 
 ### 3.4 Debugging
@@ -265,6 +287,10 @@ ifeq ($(optimize),yes)
                                CXXFLAGS += -mdynamic-no-pic
                        endif
                endif
+
+               ifeq ($(arch),armv7)
+                       CXXFLAGS += -fno-gcse
+               endif
        endif
 
        ifeq ($(comp),mingw)
@@ -301,8 +327,10 @@ endif
 
 ### 3.7 prefetch
 ifeq ($(prefetch),yes)
-       CXXFLAGS += -msse
-       DEPENDFLAGS += -msse
+       ifeq ($(sse),yes)
+               CXXFLAGS += -msse
+               DEPENDFLAGS += -msse
+       endif
 else
        CXXFLAGS += -DNO_PREFETCH
 endif
@@ -360,6 +388,7 @@ 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 ""
@@ -438,6 +467,7 @@ config-sanity:
        @echo "prefetch: '$(prefetch)'"
        @echo "bsfq: '$(bsfq)'"
        @echo "popcnt: '$(popcnt)'"
+       @echo "sse: '$(sse)'"
        @echo ""
        @echo "Flags:"
        @echo "CXX: $(CXX)"
@@ -449,12 +479,13 @@ config-sanity:
        @test "$(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 "$(prefetch)" = "no"
        @test "$(bsfq)" = "yes" || test "$(bsfq)" = "no"
        @test "$(popcnt)" = "yes" || test "$(popcnt)" = "no"
+       @test "$(sse)" = "yes" || test "$(sse)" = "no"
        @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang"
 
 $(EXE): $(OBJS)