Fixed the help of Makefile

make profile-build more prominent, adjust comments

closes https://github.com/official-stockfish/Stockfish/pull/4284

No functional change

diff --git a/src/Makefile b/src/Makefile
index 0c98391bb84b25e599e972a48316a7b6e57bf98c..da81ceb4a0e0f5f3ac0b365679dee6818c4bd8b0 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -747,9 +747,9 @@ help:
        @echo "Supported targets:"
        @echo ""
        @echo "help                    > Display architecture details"
-       @echo "build                   > Standard build"
+       @echo "profile-build           > standard build with profile-guided optimization"
+       @echo "build                   > skip profile-guided optimization"
        @echo "net                     > Download the default nnue net"
-       @echo "profile-build           > Faster build (with profile-guided optimization)"
        @echo "strip                   > Strip executable"
        @echo "install                 > Install executable"
        @echo "clean                   > Clean up"
@@ -789,14 +789,15 @@ help:
        @echo "icc                     > Intel compiler"
        @echo "ndk                     > Google NDK to cross-compile for Android"
        @echo ""
-       @echo "Simple examples. If you don't know what to do, you likely want to run: "
+       @echo "Simple examples. If you don't know what to do, you likely want to run one of: "
        @echo ""
-       @echo "make -j build ARCH=x86-64  (A portable, slow compile for 64-bit systems)"
-       @echo "make -j build ARCH=x86-32  (A portable, slow compile for 32-bit systems)"
+       @echo "make -j profile-build ARCH=x86-64-avx2    # typically a fast compile for common systems "
+       @echo "make -j profile-build ARCH=x86-64-modern  # A more portable compile for 64-bit systems "
+       @echo "make -j profile-build ARCH=x86-64         # A portable compile for 64-bit systems "
        @echo ""
-       @echo "Advanced examples, for experienced users looking for performance: "
+       @echo "Advanced examples, for experienced users: "
        @echo ""
-       @echo "make    help  ARCH=x86-64-bmi2"
+       @echo "make -j profile-build ARCH=x86-64-bmi2"
        @echo "make -j profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-9.0"
        @echo "make -j build ARCH=x86-64-ssse3 COMP=clang"
        @echo ""