Deprecate the x86-64-modern arch

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index 966ac2a7a606d0bcd5adc8756f2ecf203b0b55a0..f66d84d5547fe396b458604de939c7204cfa8931 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -104,7 +104,7 @@ VPATH = syzygy:nnue:nnue/features
 ### 2.1. General and architecture defaults
 
 ifeq ($(ARCH),)
-   ARCH = x86-64-modern
+   ARCH = x86-64-avx2
    help_skip_sanity = yes
 endif
 # explicitly check for the list of supported architectures (as listed with make help),
@@ -189,6 +189,8 @@ ifeq ($(findstring -sse41,$(ARCH)),-sse41)
 endif
 
 ifeq ($(findstring -modern,$(ARCH)),-modern)
+        $(warning *** ARCH=$(ARCH) is deprecated, defaulting to ARCH=x86-64-sse41-popcnt. Execute `make help` for a list of available architectures. ***)
+        $(shell sleep 5)
        popcnt = yes
        sse = yes
        sse2 = yes
@@ -781,7 +783,7 @@ help:
        @echo "x86-64-bmi2             > x86 64-bit with bmi2 support"
        @echo "x86-64-avx2             > x86 64-bit with avx2 support"
        @echo "x86-64-sse41-popcnt     > x86 64-bit with sse41 and popcnt support"
-       @echo "x86-64-modern           > common modern CPU, currently x86-64-sse41-popcnt"
+       @echo "x86-64-modern           > deprecated, currently x86-64-sse41-popcnt"
        @echo "x86-64-ssse3            > x86 64-bit with ssse3 support"
        @echo "x86-64-sse3-popcnt      > x86 64-bit with sse3 and popcnt support"
        @echo "x86-64                  > x86 64-bit generic (with sse2 support)"
@@ -811,13 +813,13 @@ help:
        @echo "Simple examples. If you don't know what to do, you likely want to run one of: "
        @echo ""
        @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-sse41-popcnt  # 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: "
        @echo ""
-       @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 profile-build ARCH=x86-64-avxvnni"
+       @echo "make -j profile-build ARCH=x86-64-avxvnni COMP=gcc COMPCXX=g++-12.0"
        @echo "make -j build ARCH=x86-64-ssse3 COMP=clang"
        @echo ""
        @echo "-------------------------------"