]> git.sesse.net Git - stockfish/blobdiff - src/Makefile
Adjust paths for buster.
[stockfish] / src / Makefile
index 9650c7f615d39fbca602894ba32075306650f93a..36da6d787088a8020fa24d67c40bc2028dd8fbeb 100644 (file)
@@ -1,6 +1,7 @@
 # Stockfish, a UCI chess playing engine derived from Glaurung 2.1
 # Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-# Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
+# Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
+# Copyright (C) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
 #
 # Stockfish is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 ### ==========================================================================
 
 ### Executable name
+ifeq ($(COMP),mingw)
+EXE = stockfish.exe
+else
 EXE = stockfish
+endif
 
 ### Installation dir definitions
 PREFIX = /usr/local
 BINDIR = $(PREFIX)/bin
 
 ### Built-in benchmark for pgo-builds
-PGOBENCH = ./$(EXE) bench 32 1 10 default depth
+PGOBENCH = ./$(EXE) bench
 
 ### Object files
-OBJS = benchmark.o bitbase.o bitboard.o book.o endgame.o evaluate.o main.o \
-       material.o misc.o move.o movegen.o movepick.o pawns.o position.o \
-       search.o thread.o timeman.o tt.o uci.o ucioption.o
+OBJS = benchmark.o bitbase.o bitboard.o endgame.o evaluate.o main.o \
+       material.o misc.o movegen.o movepick.o pawns.o position.o psqt.o \
+       search.o thread.o timeman.o tt.o uci.o ucioption.o syzygy/tbprobe.o \
+       hashprobe.grpc.pb.o hashprobe.pb.o
+CLIOBJS = client.o hashprobe.grpc.pb.o hashprobe.pb.o uci.o
+
+### Establish the operating system name
+KERNEL = $(shell uname -s)
+ifeq ($(KERNEL),Linux)
+       OS = $(shell uname -o)
+endif
 
 ### ==========================================================================
 ### Section 2. High-level Configuration
@@ -43,147 +56,88 @@ OBJS = benchmark.o bitbase.o bitboard.o book.o endgame.o evaluate.o main.o \
 # ----------------------------------------------------------------------------
 #
 # debug = yes/no      --- -DNDEBUG         --- Enable/Disable debug mode
+# sanitize = undefined/thread/no (-fsanitize )
+#                     --- ( undefined )    --- enable undefined behavior checks
+#                     --- ( thread    )    --- enable threading error  checks
 # optimize = yes/no   --- (-O3/-fast etc.) --- Enable/Disable optimizations
 # arch = (name)       --- (-arch)          --- Target architecture
-# os = (name)         ---                  --- Target operating system
 # bits = 64/32        --- -DIS_64BIT       --- 64-/32-bit operating system
-# bigendian = yes/no  --- -DBIGENDIAN      --- big/little-endian byte order
-# prefetch = yes/no   --- -DUSE_PREFETCH   --- Use prefetch x86 asm-instruction
-# 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
+# prefetch = yes/no   --- -DUSE_PREFETCH   --- Use prefetch asm-instruction
+# popcnt = yes/no     --- -DUSE_POPCNT     --- Use popcnt asm-instruction
+# sse = yes/no        --- -msse            --- Use Intel Streaming SIMD Extensions
+# pext = yes/no       --- -DUSE_PEXT       --- Use pext x86_64 asm-instruction
 #
 # 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
 # at the end of the line for flag values.
 
-### 2.1. General
-debug = no
+### 2.1. General and architecture defaults
 optimize = yes
+debug = no
+sanitize = no
+bits = 32
+prefetch = no
+popcnt = no
+sse = no
+pext = no
 
 ### 2.2 Architecture specific
 
-# General-section
-ifeq ($(ARCH),general-64)
+ifeq ($(ARCH),general-32)
        arch = any
-       os = any
-       bits = 64
-       bigendian = no
-       prefetch = no
-       bsfq = no
-       popcnt = no
 endif
 
-ifeq ($(ARCH),general-32)
-       arch = any
-       os = any
-       bits = 32
-       bigendian = no
-       prefetch = no
-       bsfq = no
-       popcnt = no
+ifeq ($(ARCH),x86-32-old)
+       arch = i386
 endif
 
-ifeq ($(ARCH),bigendian-64)
-       arch = any
-       os = any
-       bits = 64
-       bigendian = yes
-       prefetch = no
-       bsfq = no
-       popcnt = no
+ifeq ($(ARCH),x86-32)
+       arch = i386
+       prefetch = yes
+       sse = yes
 endif
 
-ifeq ($(ARCH),bigendian-32)
+ifeq ($(ARCH),general-64)
        arch = any
-       os = any
-       bits = 32
-       bigendian = yes
-       prefetch = no
-       bsfq = no
-       popcnt = no
+       bits = 64
 endif
 
-# x86-section
 ifeq ($(ARCH),x86-64)
        arch = x86_64
-       os = any
        bits = 64
-       bigendian = no
        prefetch = yes
-       bsfq = yes
-       popcnt = no
+       sse = yes
 endif
 
 ifeq ($(ARCH),x86-64-modern)
        arch = x86_64
-       os = any
        bits = 64
-       bigendian = no
        prefetch = yes
-       bsfq = yes
        popcnt = yes
+       sse = yes
 endif
 
-ifeq ($(ARCH),x86-32)
-       arch = i386
-       os = any
-       bits = 32
-       bigendian = no
+ifeq ($(ARCH),x86-64-bmi2)
+       arch = x86_64
+       bits = 64
        prefetch = yes
-       bsfq = no
-       popcnt = no
-endif
-
-ifeq ($(ARCH),x86-32-old)
-       arch = i386
-       os = any
-       bits = 32
-       bigendian = no
-       prefetch = no
-       bsfq = no
-       popcnt = no
+       popcnt = yes
+       sse = yes
+       pext = yes
 endif
 
-# osx-section
-ifeq ($(ARCH),osx-ppc-64)
-       arch = ppc64
-       os = osx
-       bits = 64
-       bigendian = yes
-       prefetch = no
-       bsfq = no
-       popcnt = no
+ifeq ($(ARCH),armv7)
+       arch = armv7
+       prefetch = yes
 endif
 
-ifeq ($(ARCH),osx-ppc-32)
+ifeq ($(ARCH),ppc-32)
        arch = ppc
-       os = osx
-       bits = 32
-       bigendian = yes
-       prefetch = no
-       bsfq = no
-       popcnt = no
 endif
 
-ifeq ($(ARCH),osx-x86-64)
-       arch = x86_64
-       os = osx
+ifeq ($(ARCH),ppc-64)
+       arch = ppc64
        bits = 64
-       bigendian = no
-       prefetch = yes
-       bsfq = yes
-       popcnt = no
-endif
-
-ifeq ($(ARCH),osx-x86-32)
-       arch = i386
-       os = osx
-       bits = 32
-       bigendian = no
-       prefetch = yes
-       bsfq = no
-       popcnt = no
 endif
 
 
@@ -192,133 +146,217 @@ endif
 ### ==========================================================================
 
 ### 3.1 Selecting compiler (default = gcc)
+
+CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -std=c++11 $(EXTRACXXFLAGS)
+DEPENDFLAGS += -std=c++11
+LDFLAGS += $(EXTRALDFLAGS)
+
 ifeq ($(COMP),)
        COMP=gcc
 endif
 
-ifeq ($(COMP),mingw)
-       comp=mingw
-       CXX=g++
-       profile_prepare = gcc-profile-prepare
-       profile_make = gcc-profile-make
-       profile_use = gcc-profile-use
-       profile_clean = gcc-profile-clean
-endif
-
 ifeq ($(COMP),gcc)
        comp=gcc
        CXX=g++
-       profile_prepare = gcc-profile-prepare
-       profile_make = gcc-profile-make
-       profile_use = gcc-profile-use
-       profile_clean = gcc-profile-clean
+       CXXFLAGS += -pedantic -Wextra
+
+       ifeq ($(ARCH),armv7)
+               ifeq ($(OS),Android)
+                       CXXFLAGS += -m$(bits)
+                       LDFLAGS += -m$(bits)
+               endif
+       else
+               CXXFLAGS += -m$(bits)
+               LDFLAGS += -m$(bits)
+       endif
+
+       ifneq ($(KERNEL),Darwin)
+          LDFLAGS += -Wl,--no-as-needed
+       endif
+endif
+
+ifeq ($(COMP),mingw)
+       comp=mingw
+
+       ifeq ($(KERNEL),Linux)
+               ifeq ($(bits),64)
+                       ifeq ($(shell which x86_64-w64-mingw32-c++-posix),)
+                               CXX=x86_64-w64-mingw32-c++
+                       else
+                               CXX=x86_64-w64-mingw32-c++-posix
+                       endif
+               else
+                       ifeq ($(shell which i686-w64-mingw32-c++-posix),)
+                               CXX=i686-w64-mingw32-c++
+                       else
+                               CXX=i686-w64-mingw32-c++-posix
+                       endif
+               endif
+       else
+               CXX=g++
+       endif
+
+       CXXFLAGS += -Wextra -Wshadow
+       LDFLAGS += -static
 endif
 
 ifeq ($(COMP),icc)
        comp=icc
        CXX=icpc
-       profile_prepare = icc-profile-prepare
-       profile_make = icc-profile-make
-       profile_use = icc-profile-use
-       profile_clean = icc-profile-clean
+       CXXFLAGS += -diag-disable 1476,10120 -Wcheck -Wabi -Wdeprecated -strict-ansi
 endif
 
-### 3.2 General compiler settings
-CXXFLAGS = -g -Wall -Wcast-qual -fno-exceptions -fno-rtti $(EXTRACXXFLAGS)
+ifeq ($(COMP),clang)
+       comp=clang
+       CXX=clang++
+       CXXFLAGS += -pedantic -Wextra -Wshadow
 
-ifeq ($(comp),gcc)
-       CXXFLAGS += -ansi -pedantic -Wno-long-long -Wextra -Wshadow
-endif
+       ifneq ($(KERNEL),Darwin)
+       ifneq ($(KERNEL),OpenBSD)
+               LDFLAGS += -latomic
+       endif
+       endif
 
-ifeq ($(comp),mingw)
-       CXXFLAGS += -Wextra -Wshadow
+       ifeq ($(ARCH),armv7)
+               ifeq ($(OS),Android)
+                       CXXFLAGS += -m$(bits)
+                       LDFLAGS += -m$(bits)
+               endif
+       else
+               CXXFLAGS += -m$(bits)
+               LDFLAGS += -m$(bits)
+       endif
 endif
 
 ifeq ($(comp),icc)
-       CXXFLAGS += -wd383,981,1418,1419,10187,10188,11505,11503 -Wcheck -Wabi -Wdeprecated -strict-ansi
+       profile_make = icc-profile-make
+       profile_use = icc-profile-use
+else
+ifeq ($(comp),clang)
+       profile_make = clang-profile-make
+       profile_use = clang-profile-use
+else
+       profile_make = gcc-profile-make
+       profile_use = gcc-profile-use
+endif
 endif
 
-ifeq ($(os),osx)
-       CXXFLAGS += -arch $(arch)
+ifeq ($(KERNEL),Darwin)
+       CXXFLAGS += -arch $(arch) -mmacosx-version-min=10.9
+       LDFLAGS += -arch $(arch) -mmacosx-version-min=10.9
 endif
 
-### 3.3 General linker settings
-LDFLAGS = -lpthread $(EXTRALDFLAGS)
+### Travis CI script uses COMPILER to overwrite CXX
+ifdef COMPILER
+       COMPCXX=$(COMPILER)
+endif
 
-ifeq ($(os),osx)
-       LDFLAGS += -arch $(arch)
+### Allow overwriting CXX from command line
+ifdef COMPCXX
+       CXX=$(COMPCXX)
 endif
 
-### 3.4 Debugging
+### On mingw use Windows threads, otherwise POSIX
+ifneq ($(comp),mingw)
+       # On Android Bionic's C library comes with its own pthread implementation bundled in
+       ifneq ($(OS),Android)
+               # Haiku has pthreads in its libroot, so only link it in on other platforms
+               ifneq ($(KERNEL),Haiku)
+                       LDFLAGS += -lpthread
+               endif
+       endif
+endif
+
+### 3.2.1 Debugging
 ifeq ($(debug),no)
        CXXFLAGS += -DNDEBUG
+else
+       CXXFLAGS += -g
 endif
 
-### 3.5 Optimization
+### 3.2.2 Debugging with undefined behavior sanitizers
+ifneq ($(sanitize),no)
+        CXXFLAGS += -g3 -fsanitize=$(sanitize) -fuse-ld=gold
+        LDFLAGS += -fsanitize=$(sanitize) -fuse-ld=gold
+endif
+
+### 3.3 Optimization
 ifeq ($(optimize),yes)
 
-       ifeq ($(comp),gcc)
-               CXXFLAGS += -O3
+       CXXFLAGS += -O3 -g
 
-               ifeq ($(os),osx)
-                       ifeq ($(arch),i386)
-                               CXXFLAGS += -mdynamic-no-pic
-                       endif
-                       ifeq ($(arch),x86_64)
-                               CXXFLAGS += -mdynamic-no-pic
-                       endif
+       ifeq ($(comp),gcc)
+               ifeq ($(OS), Android)
+                       CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp
                endif
        endif
-
-       ifeq ($(comp),mingw)
-               CXXFLAGS += -O3
-       endif
-
-       ifeq ($(comp),icc)
-               ifeq ($(os),osx)
-                       CXXFLAGS += -fast -mdynamic-no-pic
-               else
-                       CXXFLAGS += -O3
+       
+       ifeq ($(comp),$(filter $(comp),gcc clang icc))
+               ifeq ($(KERNEL),Darwin)
+                       CXXFLAGS += -mdynamic-no-pic
                endif
        endif
 endif
 
-### 3.6. Bits
+### 3.4 Bits
 ifeq ($(bits),64)
        CXXFLAGS += -DIS_64BIT
 endif
 
-### 3.7 Endianess
-ifeq ($(bigendian),yes)
-       CXXFLAGS += -DBIGENDIAN
-endif
-
-### 3.8 prefetch
+### 3.5 prefetch
 ifeq ($(prefetch),yes)
-       CXXFLAGS += -msse
-       DEPENDFLAGS += -msse
+       ifeq ($(sse),yes)
+               CXXFLAGS += -msse
+               DEPENDFLAGS += -msse
+       endif
 else
        CXXFLAGS += -DNO_PREFETCH
 endif
 
-### 3.9 bsfq
-ifeq ($(bsfq),yes)
-       CXXFLAGS += -DUSE_BSFQ
+### 3.6 popcnt
+ifeq ($(popcnt),yes)
+       ifeq ($(comp),icc)
+               CXXFLAGS += -msse3 -DUSE_POPCNT
+       else
+               CXXFLAGS += -msse3 -mpopcnt -DUSE_POPCNT
+       endif
 endif
 
-### 3.10 popcnt
-ifeq ($(popcnt),yes)
-       CXXFLAGS += -DUSE_POPCNT
+### 3.7 pext
+ifeq ($(pext),yes)
+       CXXFLAGS += -DUSE_PEXT
+       ifeq ($(comp),$(filter $(comp),gcc clang mingw))
+               CXXFLAGS += -mbmi2
+       endif
+endif
 
-    ### For gcc we add also msse3 support and Link Time Optimization, note that
-    ### this is a mix of compile and link time options because the lto link phase
-    ### needs access to the optimization flags.
-    ifeq ($(comp),gcc)
-        CXXFLAGS += -msse3 -flto
-        LDFLAGS += $(CXXFLAGS)
-    endif
+### 3.8 Link Time Optimization, it works since gcc 4.5 but not on mingw under Windows.
+### This is a mix of compile and link time options because the lto link phase
+### needs access to the optimization flags.
+ifeq ($(optimize),yes)
+ifeq ($(debug), no)
+       ifeq ($(comp),$(filter $(comp),gcc clang))
+               CXXFLAGS += -flto
+               LDFLAGS += $(CXXFLAGS)
+       endif
+
+       ifeq ($(comp),mingw)
+       ifeq ($(KERNEL),Linux)
+               CXXFLAGS += -flto
+               LDFLAGS += $(CXXFLAGS)
+       endif
+       endif
+endif
 endif
 
+### 3.9 Android 5 can only run position independent executables. Note that this
+### breaks Android 4.0 and earlier.
+ifeq ($(OS), Android)
+       CXXFLAGS += -fPIE
+       LDFLAGS += -fPIE -pie
+endif
+
+
 ### ==========================================================================
 ### Section 4. Public targets
 ### ==========================================================================
@@ -327,100 +365,69 @@ help:
        @echo ""
        @echo "To compile stockfish, type: "
        @echo ""
-       @echo "make target ARCH=arch [COMP=comp]"
+       @echo "make target ARCH=arch [COMP=compiler] [COMPCXX=cxx]"
        @echo ""
        @echo "Supported targets:"
        @echo ""
-       @echo "build                > Build unoptimized version"
-       @echo "profile-build        > Build PGO-optimized version"
-       @echo "double-profile-build > Build PGO-optimized version with and without popcnt support"
-       @echo "strip                > Strip executable"
-       @echo "install              > Install executable"
-       @echo "clean                > Clean up"
-       @echo "testrun              > Make sample run"
+       @echo "build                   > Standard build"
+       @echo "profile-build           > PGO build"
+       @echo "strip                   > Strip executable"
+       @echo "install                 > Install executable"
+       @echo "clean                   > Clean up"
        @echo ""
        @echo "Supported archs:"
        @echo ""
-       @echo "x86-64               > x86 64-bit"
-       @echo "x86-64-modern        > x86 64-bit with runtime support for popcnt instruction"
-       @echo "x86-32               > x86 32-bit excluding very old hardware without SSE-support"
-       @echo "x86-32-old           > x86 32-bit including also very old hardware"
-       @echo "osx-ppc-64           > PPC-Mac OS X 64 bit"
-       @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 "general-64           > unspecified 64-bit"
-       @echo "general-32           > unspecified 32-bit"
-       @echo "bigendian-64         > unspecified 64-bit with bigendian byte order"
-       @echo "bigendian-32         > unspecified 32-bit with bigendian byte order"
+       @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 "x86-32-old              > x86 32-bit fall back for old hardware"
+       @echo "ppc-64                  > PPC 64-bit"
+       @echo "ppc-32                  > PPC 32-bit"
+       @echo "armv7                   > ARMv7 32-bit"
+       @echo "general-64              > unspecified 64-bit"
+       @echo "general-32              > unspecified 32-bit"
        @echo ""
-       @echo "Supported comps:"
+       @echo "Supported compilers:"
        @echo ""
-       @echo "gcc                  > Gnu compiler (default)"
-       @echo "icc                  > Intel compiler"
-       @echo "mingw                > Gnu compiler with MinGW under Windows"
+       @echo "gcc                     > Gnu compiler (default)"
+       @echo "mingw                   > Gnu compiler with MinGW under Windows"
+       @echo "clang                   > LLVM Clang compiler"
+       @echo "icc                     > Intel compiler"
        @echo ""
-       @echo "Non-standard targets:"
+       @echo "Simple examples. If you don't know what to do, you likely want to run: "
        @echo ""
-       @echo "make hpux           >  Compile for HP-UX. Compiler = aCC"
+       @echo "make build ARCH=x86-64    (This is for 64-bit systems)"
+       @echo "make build ARCH=x86-32    (This is for 32-bit systems)"
        @echo ""
-       @echo "Examples. If you don't know what to do, you likely want to run: "
+       @echo "Advanced examples, for experienced users: "
        @echo ""
-       @echo "make profile-build ARCH=x86-64    (This is for 64-bit systems)"
-       @echo "make profile-build ARCH=x86-32    (This is for 32-bit systems)"
+       @echo "make build ARCH=x86-64 COMP=clang"
+       @echo "make profile-build ARCH=x86-64-modern COMP=gcc COMPCXX=g++-4.8"
        @echo ""
 
-build:
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) config-sanity
+
+.PHONY: help build profile-build strip install clean objclean profileclean help \
+        config-sanity icc-profile-use icc-profile-make gcc-profile-use gcc-profile-make \
+        clang-profile-use clang-profile-make
+
+build: config-sanity
        $(MAKE) ARCH=$(ARCH) COMP=$(COMP) all
 
-profile-build:
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) config-sanity
-       @echo ""
-       @echo "Step 0/4. Preparing for profile build."
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_prepare)
+profile-build: config-sanity objclean profileclean
        @echo ""
-       @echo "Step 1/4. Building executable for benchmark ..."
-       @touch *.cpp *.h
+       @echo "Step 1/4. Building instrumented executable ..."
        $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make)
        @echo ""
        @echo "Step 2/4. Running benchmark for pgo-build ..."
-       @sleep 10 | $(PGOBENCH) > /dev/null
+       $(PGOBENCH) > /dev/null
        @echo ""
-       @echo "Step 3/4. Building final executable ..."
-       @touch *.cpp
+       @echo "Step 3/4. Building optimized executable ..."
+       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) objclean
        $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_use)
        @echo ""
        @echo "Step 4/4. Deleting profile data ..."
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_clean)
-
-double-profile-build:
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) config-sanity
-       @echo ""
-       @echo "Step 0/6. Preparing for profile build."
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_prepare)
-       @echo ""
-       @echo "Step 1/6. Building executable for benchmark (popcnt disabled)..."
-       @touch *.cpp *.h
-       $(MAKE) ARCH=x86-64 COMP=$(COMP) $(profile_make)
-       @echo ""
-       @echo "Step 2/6. Running benchmark for pgo-build (popcnt disabled)..."
-       @sleep 10 | $(PGOBENCH) > /dev/null
-       @echo ""
-       @echo "Step 3/6. Building executable for benchmark (popcnt enabled)..."
-       @touch *.cpp *.h
-       $(MAKE) ARCH=x86-64-modern COMP=$(COMP) $(profile_make)
-       @echo ""
-       @echo "Step 4/6. Running benchmark for pgo-build (popcnt enabled)..."
-       @sleep 10 | $(PGOBENCH) > /dev/null
-       @echo ""
-       @echo "Step 5/6. Building final executable ..."
-       @touch *.cpp *.h
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_use)
-       @echo ""
-       @echo "Step 6/6. Deleting profile data ..."
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_clean)
-       @echo ""
+       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) profileclean
 
 strip:
        strip $(EXE)
@@ -430,11 +437,19 @@ install:
        -cp $(EXE) $(BINDIR)
        -strip $(BINDIR)/$(EXE)
 
-clean:
-       $(RM) $(EXE) $(EXE).exe *.o .depend *~ core bench.txt *.gcda
+#clean all
+clean: objclean profileclean
+       @rm -f .depend *~ core
+
+# clean binaries and objects
+objclean:
+       @rm -f $(EXE) *.o ./syzygy/*.o
 
-testrun:
-       @$(PGOBENCH)
+# clean auxiliary profiling files
+profileclean:
+       @rm -rf profdir
+       @rm -f bench.txt *.gcda ./syzygy/*.gcda *.gcno ./syzygy/*.gcno
+       @rm -f stockfish.profdata *.profraw
 
 default:
        help
@@ -443,20 +458,22 @@ default:
 ### Section 5. Private targets
 ### ==========================================================================
 
-all: $(EXE) .depend
+all: $(EXE) client .depend
 
 config-sanity:
        @echo ""
        @echo "Config:"
        @echo "debug: '$(debug)'"
+       @echo "sanitize: '$(sanitize)'"
        @echo "optimize: '$(optimize)'"
        @echo "arch: '$(arch)'"
-       @echo "os: '$(os)'"
        @echo "bits: '$(bits)'"
-       @echo "bigendian: '$(bigendian)'"
+       @echo "kernel: '$(KERNEL)'"
+       @echo "os: '$(OS)'"
        @echo "prefetch: '$(prefetch)'"
-       @echo "bsfq: '$(bsfq)'"
        @echo "popcnt: '$(popcnt)'"
+       @echo "sse: '$(sse)'"
+       @echo "pext: '$(pext)'"
        @echo ""
        @echo "Flags:"
        @echo "CXX: $(CXX)"
@@ -466,22 +483,32 @@ config-sanity:
        @echo "Testing config sanity. If this fails, try 'make help' ..."
        @echo ""
        @test "$(debug)" = "yes" || test "$(debug)" = "no"
+       @test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "no"
        @test "$(optimize)" = "yes" || test "$(optimize)" = "no"
        @test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
-        test "$(arch)" = "ppc64" || test "$(arch)" = "ppc"
-       @test "$(os)" = "any" || test "$(os)" = "osx"
+        test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "armv7"
        @test "$(bits)" = "32" || test "$(bits)" = "64"
-       @test "$(bigendian)" = "yes" || test "$(bigendian)" = "no"
        @test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"
-       @test "$(bsfq)" = "yes" || test "$(bsfq)" = "no"
        @test "$(popcnt)" = "yes" || test "$(popcnt)" = "no"
-       @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw"
+       @test "$(sse)" = "yes" || test "$(sse)" = "no"
+       @test "$(pext)" = "yes" || test "$(pext)" = "no"
+       @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang"
 
 $(EXE): $(OBJS)
        $(CXX) -o $@ $(OBJS) $(LDFLAGS)
 
-gcc-profile-prepare:
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) gcc-profile-clean
+clang-profile-make:
+       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
+       EXTRACXXFLAGS='-fprofile-instr-generate ' \
+       EXTRALDFLAGS=' -fprofile-instr-generate' \
+       all
+
+clang-profile-use:
+       llvm-profdata merge -output=stockfish.profdata *.profraw
+       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
+       EXTRACXXFLAGS='-fprofile-instr-use=stockfish.profdata' \
+       EXTRALDFLAGS='-fprofile-use ' \
+       all
 
 gcc-profile-make:
        $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
@@ -491,18 +518,12 @@ gcc-profile-make:
 
 gcc-profile-use:
        $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
-       EXTRACXXFLAGS='-fprofile-use' \
+       EXTRACXXFLAGS='-fprofile-use -fno-peel-loops -fno-tracer' \
        EXTRALDFLAGS='-lgcov' \
        all
 
-gcc-profile-clean:
-       @rm -rf *.gcda *.gcno bench.txt
-
-icc-profile-prepare:
-       $(MAKE) ARCH=$(ARCH) COMP=$(COMP) icc-profile-clean
-       @mkdir profdir
-
 icc-profile-make:
+       @mkdir -p profdir
        $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
        EXTRACXXFLAGS='-prof-gen=srcpos -prof_dir ./profdir' \
        all
@@ -512,23 +533,33 @@ icc-profile-use:
        EXTRACXXFLAGS='-prof_use -prof_dir ./profdir' \
        all
 
-icc-profile-clean:
-       @rm -rf profdir bench.txt
+### GRPC
 
-.depend:
-       -@$(CXX) $(DEPENDFLAGS) -MM $(OBJS:.o=.cpp) > $@ 2> /dev/null
+PROTOS_PATH = .
+PROTOC = protoc
+GRPC_CPP_PLUGIN = grpc_cpp_plugin
+GRPC_CPP_PLUGIN_PATH ?= `which $(GRPC_CPP_PLUGIN)`
 
--include .depend
+%.grpc.pb.h %.grpc.pb.cc: %.proto
+       $(PROTOC) -I $(PROTOS_PATH) --grpc_out=. --plugin=protoc-gen-grpc=$(GRPC_CPP_PLUGIN_PATH) $<
 
+# oh my
+%.cpp: %.cc
+       cp $< $@
 
-### ==========================================================================
-### Section 6. Non-standard targets
-### ==========================================================================
+%.pb.h %.pb.cc: %.proto
+       $(PROTOC) -I $(PROTOS_PATH) --cpp_out=. $<
 
-hpux:
-       $(MAKE) \
-       CXX='/opt/aCC/bin/aCC -AA +hpxstd98 -DBIGENDIAN -mt +O3 -DNDEBUG -DNO_PREFETCH' \
-       CXXFLAGS="" \
-       LDFLAGS="" \
-       all
+#LDFLAGS += -Wl,-Bstatic -Wl,-\( -lprotobuf -lgrpc++_unsecure -lgrpc_unsecure -lgrpc -lz -Wl,-\) -Wl,-Bdynamic -ldl
+LDFLAGS += /usr/lib/x86_64-linux-gnu/libprotobuf.a /usr/lib/x86_64-linux-gnu/libgrpc++_unsecure.a /usr/lib/x86_64-linux-gnu/libgrpc_unsecure.a /usr/lib/x86_64-linux-gnu/libgrpc.a /usr/lib/x86_64-linux-gnu/libcares.a -ldl -lz
+
+client: $(CLIOBJS)
+       $(CXX) -o $@ $(CLIOBJS) $(LDFLAGS)
+
+# Other stuff
+
+.depend:
+       -@$(CXX) $(DEPENDFLAGS) -MM $(OBJS:.o=.cpp) $(OBJS:.o=.cc) > $@ 2> /dev/null
+
+-include .depend