X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2FMakefile;h=6deb0e27a6a9faed0acb938267a1dfa11ef260dd;hp=2d6042e20226acd4cbf5bbef9a008e080c6957f3;hb=db00e1625eb46517f61085ffd3bcd28779e71220;hpb=7ede1ed0716744270544dcb1ee71ca907c6d9c23

diff --git a/src/Makefile b/src/Makefile
index 2d6042e2..6deb0e27 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -136,6 +136,8 @@ endif
 ifeq ($(ARCH),ppc-64)
 	arch = ppc64
 	bits = 64
+	popcnt = yes
+	prefetch = yes
 endif
 
 
@@ -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
 
@@ -375,9 +379,9 @@ 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 "x86-64-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 with SSE support"
 	@echo "x86-32-old              > x86 32-bit fall back for old hardware"
 	@echo "ppc-64                  > PPC 64-bit"