Remove handcrafted MMX code

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index a59303acd798354a01dd9b0a379d6d2f841a35d7..5b43c35fdd7e838ad4c54850520f73a338fcbf7f 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -674,7 +674,6 @@ ifeq ($(sse2),yes)
 endif
 
 ifeq ($(mmx),yes)
-       CXXFLAGS += -DUSE_MMX
        ifeq ($(comp),$(filter $(comp),gcc clang mingw icx))
                CXXFLAGS += -mmmx
        endif
@@ -794,11 +793,11 @@ help:
        @echo "x86-64-sse41-popcnt     > x86 64-bit with sse41 and popcnt support"
        @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-sse3-popcnt      > x86 64-bit with sse3 compile and popcnt support"
        @echo "x86-64                  > x86 64-bit generic (with sse2 support)"
        @echo "x86-32-sse41-popcnt     > x86 32-bit with sse41 and popcnt support"
        @echo "x86-32-sse2             > x86 32-bit with sse2 support"
-       @echo "x86-32                  > x86 32-bit generic (with mmx and sse support)"
+       @echo "x86-32                  > x86 32-bit generic (with mmx compile support)"
        @echo "ppc-64                  > PPC 64-bit"
        @echo "ppc-32                  > PPC 32-bit"
        @echo "armv7                   > ARMv7 32-bit"