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--- configure.in.orig 2012-02-28 19:50:27.000000000 +0100 |
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+++ configure.in 2016-01-25 20:15:46.034842000 +0100 |
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@@ -96,9 +96,19 @@ |
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sys/soundcard.h \ |
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sys/time.h \ |
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unistd.h \ |
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- xmmintrin.h \ |
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linux/soundcard.h) |
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|
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+dnl Checks for actually working SSE intrinsics |
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+AC_MSG_CHECKING(working SSE intrinsics) |
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+AC_COMPILE_IFELSE( |
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+ [AC_LANG_PROGRAM( |
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+ [[#include <xmmintrin.h>]], |
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+ [[_mm_sfence();]])], |
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+ [AC_DEFINE([HAVE_XMMINTRIN_H], [1], [Define if SSE intrinsics work.]) |
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+ ac_cv_header_xmmintrin_h=yes], |
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+ [ac_cv_header_xmmintrin_h=no]) |
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+AC_MSG_RESULT(${ac_cv_header_xmmintrin_h}) |
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+ |
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dnl Checks for typedefs, structures, and compiler characteristics. |
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AC_C_CONST |
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AC_C_INLINE |
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--- configure.orig 2012-02-28 19:54:37.000000000 +0100 |
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+++ configure 2016-01-25 20:16:07.429512000 +0100 |
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@@ -11922,7 +11918,6 @@ |
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sys/soundcard.h \ |
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sys/time.h \ |
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unistd.h \ |
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- xmmintrin.h \ |
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linux/soundcard.h |
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do : |
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as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` |
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@@ -11937,6 +11932,31 @@ |
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done |
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|
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|
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+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking working SSE intrinsics" >&5 |
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+$as_echo_n "checking working SSE intrinsics... " >&6; } |
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+cat confdefs.h - <<_ACEOF >conftest.$ac_ext |
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+/* end confdefs.h. */ |
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+#include <xmmintrin.h> |
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+int |
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+main () |
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+{ |
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+_mm_sfence(); |
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+ ; |
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+ return 0; |
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+} |
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+_ACEOF |
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+if ac_fn_c_try_compile "$LINENO"; then : |
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+ |
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+$as_echo "#define HAVE_XMMINTRIN_H 1" >>confdefs.h |
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+ |
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+ ac_cv_header_xmmintrin_h=yes |
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+else |
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+ ac_cv_header_xmmintrin_h=no |
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+fi |
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+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext |
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+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${ac_cv_header_xmmintrin_h}" >&5 |
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+$as_echo "${ac_cv_header_xmmintrin_h}" >&6; } |
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+ |
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5 |
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$as_echo_n "checking for an ANSI C-conforming const... " >&6; } |
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if ${ac_cv_c_const+:} false; then : |