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Don't configure HAVE_SSE2.

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Don't configure HAVE_SSE2 (on behalf of SFMT), because its dependencies
are notoriously unportable in practice.

This resolves #119.
This commit is contained in:
Jason Evans 2014-10-08 18:18:03 -07:00
parent 57efa7bb0e
commit b123ddc760
2 changed files with 4 additions and 11 deletions
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10
configure.ac
View File

@ -206,8 +206,6 @@ AC_CANONICAL_HOST
dnl CPU-specific settings. dnl CPU-specific settings.
CPU_SPINWAIT="" CPU_SPINWAIT=""
case "${host_cpu}" in case "${host_cpu}" in
i[[345]]86)
;;
i686|x86_64) i686|x86_64)
JE_COMPILABLE([pause instruction], [], JE_COMPILABLE([pause instruction], [],
[[__asm__ volatile("pause"); return 0;]], [[__asm__ volatile("pause"); return 0;]],
@ -215,14 +213,6 @@ case "${host_cpu}" in
if test "x${je_cv_pause}" = "xyes" ; then if test "x${je_cv_pause}" = "xyes" ; then
CPU_SPINWAIT='__asm__ volatile("pause")' CPU_SPINWAIT='__asm__ volatile("pause")'
fi fi
dnl emmintrin.h fails to compile unless MMX, SSE, and SSE2 are
dnl supported.
JE_COMPILABLE([SSE2 intrinsics], [
#include <emmintrin.h>
], [], [je_cv_sse2])
if test "x${je_cv_sse2}" = "xyes" ; then
AC_DEFINE_UNQUOTED([HAVE_SSE2], [ ])
fi
;; ;;
powerpc) powerpc)
AC_DEFINE_UNQUOTED([HAVE_ALTIVEC], [ ]) AC_DEFINE_UNQUOTED([HAVE_ALTIVEC], [ ])

5
test/include/test/jemalloc_test_defs.h.in
View File

@ -1,6 +1,9 @@
#include "jemalloc/internal/jemalloc_internal_defs.h" #include "jemalloc/internal/jemalloc_internal_defs.h"
#include "jemalloc/internal/jemalloc_internal_decls.h" #include "jemalloc/internal/jemalloc_internal_decls.h"
/* For use by SFMT. */ /*
* For use by SFMT. configure.ac doesn't actually define HAVE_SSE2 because its
* dependencies are notoriously unportable in practice.
*/
#undef HAVE_SSE2 #undef HAVE_SSE2
#undef HAVE_ALTIVEC #undef HAVE_ALTIVEC