Use a faster implementation of Static Exchange Evaluation

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index 8b9b16e470ca05d3a598692154b9b77be87088b6..679eb8d90fcb740c183660ed9eae3682e9a2c6f7 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -136,6 +136,8 @@ endif
 ifeq ($(ARCH),ppc-64)
        arch = ppc64
        bits = 64
+       popcnt = yes
+       prefetch = yes
 endif
 
 
@@ -288,7 +290,7 @@ ifeq ($(optimize),yes)
                        CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp
                endif
        endif
-       
+
        ifeq ($(comp),$(filter $(comp),gcc clang icc))
                ifeq ($(KERNEL),Darwin)
                        CXXFLAGS += -mdynamic-no-pic
@@ -313,7 +315,9 @@ endif
 
 ### 3.6 popcnt
 ifeq ($(popcnt),yes)
-       ifeq ($(comp),icc)
+       ifeq ($(arch),ppc64)
+               CXXFLAGS += -DUSE_POPCNT
+       else ifeq ($(comp),icc)
                CXXFLAGS += -msse3 -DUSE_POPCNT
        else
                CXXFLAGS += -msse3 -mpopcnt -DUSE_POPCNT
@@ -324,7 +328,7 @@ endif
 ifeq ($(pext),yes)
        CXXFLAGS += -DUSE_PEXT
        ifeq ($(comp),$(filter $(comp),gcc clang mingw))
-               CXXFLAGS += -mbmi2
+               CXXFLAGS += -msse4 -mbmi2
        endif
 endif
 
@@ -375,10 +379,10 @@ help:
        @echo ""
        @echo "Supported archs:"
        @echo ""
-       @echo "x86-64                  > x86 64-bit"
-       @echo "x86-64-modern           > x86 64-bit with popcnt support"
-       @echo "x86-64-bmi2             > x86 64-bit with pext support"
-       @echo "x86-32                  > x86 32-bit with SSE support"
+       @echo "x86-64-bmi2             > x86 64-bit with pext support (also enables SSE4)"
+       @echo "x86-64-modern           > x86 64-bit with popcnt support (also enables SSE3)"
+       @echo "x86-64                  > x86 64-bit generic"
+       @echo "x86-32                  > x86 32-bit (also enables SSE)"
        @echo "x86-32-old              > x86 32-bit fall back for old hardware"
        @echo "ppc-64                  > PPC 64-bit"
        @echo "ppc-32                  > PPC 32-bit"
@@ -401,7 +405,7 @@ help:
        @echo "Advanced examples, for experienced users: "
        @echo ""
        @echo "make build ARCH=x86-64 COMP=clang"
-       @echo "make profile-build ARCH=x86-64-modern COMP=gcc COMPCXX=g++-4.8"
+       @echo "make profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-4.8"
        @echo ""
 
 
@@ -481,7 +485,7 @@ config-sanity:
        @echo "Testing config sanity. If this fails, try 'make help' ..."
        @echo ""
        @test "$(debug)" = "yes" || test "$(debug)" = "no"
-       @test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "no"
+       @test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "address" || test "$(sanitize)" = "no"
        @test "$(optimize)" = "yes" || test "$(optimize)" = "no"
        @test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
         test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "armv7"