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* configure.ac:

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+ Check for <altivec.h>.
    + Test for -maltivec -mabi=altivec in addition to -fvec.
This commit is contained in:
Sam Hocevar 2004-04-20 15:17:46 +00:00
parent a5ee53f774
commit 7f79ca667c
1 changed files with 19 additions and 9 deletions
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28
configure.ac
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@ -572,7 +572,7 @@ AC_CHECK_HEADERS(signal.h time.h errno.h stdint.h stdbool.h getopt.h strings.h i
AC_CHECK_HEADERS(sys/sockio.h fcntl.h sys/types.h sys/time.h sys/times.h sys/ioctl.h sys/stat.h)
AC_CHECK_HEADERS(arpa/inet.h net/if.h netinet/in.h sys/socket.h)
if test "${SYS}" != "mingw32"; then
AC_CHECK_HEADERS(machine/param.h sys/shm.h)
AC_CHECK_HEADERS(machine/param.h sys/shm.h altivec.h)
AC_CHECK_HEADERS(linux/version.h)
fi # end "${SYS}" != "mingw32"
@ -991,6 +991,7 @@ if test "${ac_cv_altivec_inline}" != "no"; then
AX_ADD_CFLAGS([idctaltivec],[${ac_cv_altivec_inline}])
AX_ADD_CFLAGS([motionaltivec],[${ac_cv_altivec_inline}])
AX_ADD_CFLAGS([memcpyaltivec],[${ac_cv_altivec_inline}])
AX_ADD_CFLAGS([i420_yuy2_altivec],[${ac_cv_altivec_inline}])
AX_ADD_CFLAGS([vlc],[${ac_cv_altivec_inline}])
fi
ACCEL_MODULES="${ACCEL_MODULES} ${ALTIVEC_MODULES}"
@ -998,14 +999,23 @@ fi
AC_CACHE_CHECK([if \$CC groks AltiVec C extensions],
[ac_cv_c_altivec],
[CFLAGS="${CFLAGS_save} -faltivec"
# Darwin test
AC_TRY_COMPILE(,[vec_mtvscr((vector unsigned int)(0));],
ac_cv_c_altivec=-faltivec, [
# Linux/PPC test
CFLAGS="${CFLAGS_save} ${CFLAGS_idctaltivec} -fvec"
AC_TRY_COMPILE(,[vec_mtvscr((vector unsigned int)(0));],
[ac_cv_c_altivec="-fvec"], ac_cv_c_altivec=no)
[# Darwin test
CFLAGS="${CFLAGS_save} -faltivec"
AC_TRY_COMPILE([],
[vec_mtvscr((vector unsigned int)(0));],
[ac_cv_c_altivec="-faltivec"],
[# Linux/PPC test
CFLAGS="${CFLAGS_save} ${CFLAGS_idctaltivec} -maltivec -mabi=altivec"
AC_TRY_COMPILE([],
[vec_mtvscr((vector unsigned int)(0));],
[ac_cv_c_altivec="-maltivec -mabi=altivec"],
[# Linux/PPC test (old GCC versions)
CFLAGS="${CFLAGS_save} ${CFLAGS_idctaltivec} -fvec"
AC_TRY_COMPILE([#include <altivec.h>],
[vec_mtvscr((vector unsigned int)(0));],
[ac_cv_c_altivec="-fvec"],
[ac_cv_c_altivec=no])
])
])
CFLAGS="${CFLAGS_save}"])
if test "${ac_cv_c_altivec}" != "no"; then