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@@ -509,7 +509,7 @@ AM_CONDITIONAL([HAVE_x86_64], [test x$have_x86_64 = xtrue])
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dnl Find YASM
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has_yasm=false
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if test "x$have_x86_32$have_x86_64" != "xfalsefalse"; then
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-AC_PATH_PROG([YASM],[yasm],[false])
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+AC_PATH_PROG([YASM],[yxasm],[false])
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if test "x$YASM" != "xfalse" ; then
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AC_MSG_CHECKING([if yasm version is greater than 1.0.1])
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yasmver=`"$YASM" --version | head -1 | cut -d\ -f2`
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@@ -558,6 +558,47 @@ fi
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AM_CONDITIONAL([HAS_YASM], [test x$has_yasm = xtrue])
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+have_sse2=no
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+if test "x$cpumining$have_x86_32" = "xyestrue"; then
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+ AC_MSG_CHECKING([if SSE2 code compiles])
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+ save_CFLAGS="$CFLAGS"
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+ for flags in '' '-mssex2'; do
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+ CFLAGS="$CFLAGS $flags"
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+ AC_TRY_LINK([
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+ #include <xmmintrin.h>
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+ ],[
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+ int *i = (int *)0xdeadbeef;
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+ __m128i a, b;
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+ a = _mm_set1_epi32(i[0]);
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+ b = _mm_set_epi32(i[0], i[1], i[2], i[3]);
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+ a = _mm_add_epi32(a, b);
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+ a = _mm_andnot_si128(a, b);
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+ a = _mm_or_si128(a, b);
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+ a = _mm_slli_epi32(a, i[4]);
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+ a = _mm_and_si128(a, b);
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+ a = _mm_xor_si128(a, b);
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+ ],[
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+ if test "x$flags" = "x"; then
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+ AC_MSG_RESULT([yes])
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+ else
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+ AC_MSG_RESULT([with $flags])
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+ fi
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+ SSE2_CFLAGS="$flags"
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+ have_sse2=yes
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+ break
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+ ],[
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+ true
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+ ])
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+ done
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+ CFLAGS="${save_CFLAGS}"
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+ if test "x$have_sse2" = "xyes"; then
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+ AC_DEFINE([HAVE_SSE2], [1], [Defined to 1 if yasm is being used])
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+ else
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+ AC_MSG_RESULT([no])
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+ fi
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+fi
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+AM_CONDITIONAL([HAVE_SSE2], [test "x$have_sse2" = "xyes"])
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+
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if test "x$bitforce$modminer" != xnono; then
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AC_ARG_WITH([libudev], [AC_HELP_STRING([--without-libudev], [Autodetect FPGAs using libudev (default enabled)])],
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[libudev=$withval],
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@@ -766,6 +807,7 @@ AC_SUBST(WS2_LIBS)
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AC_SUBST(MM_LIBS)
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AC_SUBST(MATH_LIBS)
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AC_SUBST(UDEV_LIBS)
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+AC_SUBST(SSE2_CFLAGS)
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AC_SUBST(YASM_FMT)
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AC_CONFIG_FILES([
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Luke Dashjr