#
m4_define([pixman_major], 0)
-m4_define([pixman_minor], 30)
-m4_define([pixman_micro], 0)
+m4_define([pixman_minor], 38)
+m4_define([pixman_micro], 4)
m4_define([pixman_version],[pixman_major.pixman_minor.pixman_micro])
# Check for dependencies
PIXMAN_CHECK_CFLAG([-Wall])
+PIXMAN_CHECK_CFLAG([-Wdeclaration-after-statement])
+PIXMAN_CHECK_CFLAG([-Wno-unused-local-typedefs])
PIXMAN_CHECK_CFLAG([-fno-strict-aliasing])
dnl =========================================================================
xserver_save_CFLAGS=$CFLAGS
CFLAGS=" $LS_CFLAGS $CFLAGS -I$srcdir"
-AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+AC_LINK_IFELSE([AC_LANG_SOURCE([[
#ifndef __mips_loongson_vector_rev
#error "Loongson Multimedia Instructions are only available on Loongson"
#endif
#error "Need GCC >= 3.4 for MMX intrinsics"
#endif
#include <mmintrin.h>
+#include <stdint.h>
+
+/* Check support for block expressions */
+#define _mm_shuffle_pi16(A, N) \
+ ({ \
+ __m64 ret; \
+ \
+ /* Some versions of clang will choke on K */ \
+ asm ("pshufw %2, %1, %0\n\t" \
+ : "=y" (ret) \
+ : "y" (A), "K" ((const int8_t)N) \
+ ); \
+ \
+ ret; \
+ })
+
int main () {
__m64 v = _mm_cvtsi32_si64 (1);
__m64 w;
- /* Some versions of clang will choke on K */
- asm ("pshufw %2, %1, %0\n\t"
- : "=y" (w)
- : "y" (v), "K" (5)
+ w = _mm_shuffle_pi16(v, 5);
+
+ /* Some versions of clang will choke on this */
+ asm ("pmulhuw %1, %0\n\t"
+ : "+y" (w)
+ : "y" (v)
);
return _mm_cvtsi64_si32 (v);
#include <mmintrin.h>
#include <xmmintrin.h>
#include <emmintrin.h>
+int param;
int main () {
- __m128i a = _mm_set1_epi32 (0), b = _mm_set1_epi32 (0), c;
+ __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
c = _mm_xor_si128 (a, b);
- return 0;
+ return _mm_cvtsi128_si32(c);
}]])], have_sse2_intrinsics=yes)
CFLAGS=$xserver_save_CFLAGS
AM_CONDITIONAL(USE_SSE2, test $have_sse2_intrinsics = yes)
dnl ===========================================================================
+dnl Check for SSSE3
+
+if test "x$SSSE3_CFLAGS" = "x" ; then
+ SSSE3_CFLAGS="-mssse3 -Winline"
+fi
+
+have_ssse3_intrinsics=no
+AC_MSG_CHECKING(whether to use SSSE3 intrinsics)
+xserver_save_CFLAGS=$CFLAGS
+CFLAGS="$SSSE3_CFLAGS $CFLAGS"
+
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+#include <mmintrin.h>
+#include <xmmintrin.h>
+#include <emmintrin.h>
+#include <tmmintrin.h>
+int param;
+int main () {
+ __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
+ c = _mm_maddubs_epi16 (a, b);
+ return _mm_cvtsi128_si32(c);
+}]])], have_ssse3_intrinsics=yes)
+CFLAGS=$xserver_save_CFLAGS
+
+AC_ARG_ENABLE(ssse3,
+ [AC_HELP_STRING([--disable-ssse3],
+ [disable SSSE3 fast paths])],
+ [enable_ssse3=$enableval], [enable_ssse3=auto])
+
+if test $enable_ssse3 = no ; then
+ have_ssse3_intrinsics=disabled
+fi
+
+if test $have_ssse3_intrinsics = yes ; then
+ AC_DEFINE(USE_SSSE3, 1, [use SSSE3 compiler intrinsics])
+fi
+
+AC_MSG_RESULT($have_ssse3_intrinsics)
+if test $enable_ssse3 = yes && test $have_ssse3_intrinsics = no ; then
+ AC_MSG_ERROR([SSSE3 intrinsics not detected])
+fi
+
+AM_CONDITIONAL(USE_SSSE3, test $have_ssse3_intrinsics = yes)
+
+dnl ===========================================================================
dnl Other special flags needed when building code using MMX or SSE instructions
case $host_os in
solaris*)
AC_SUBST(MMX_LDFLAGS)
AC_SUBST(SSE2_CFLAGS)
AC_SUBST(SSE2_LDFLAGS)
+AC_SUBST(SSSE3_CFLAGS)
dnl ===========================================================================
dnl Check for VMX/Altivec
if test "x$IWMMXT_CFLAGS" = "x" ; then
IWMMXT_CFLAGS="-flax-vector-conversions -Winline -march=iwmmxt"
if test $enable_iwmmxt2 != no ; then
- IWMMXT_CFLAGS+="2"
+ IWMMXT_CFLAGS="${IWMMXT_CFLAGS}2"
fi
fi
#ifndef __IWMMXT__
#error "IWMMXT not enabled (with -march=iwmmxt)"
#endif
-#if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 5))
-#error "Need GCC >= 4.5 for IWMMXT intrinsics"
+#if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
+#error "Need GCC >= 4.8 for IWMMXT intrinsics"
#endif
#include <mmintrin.h>
int main () {
AC_SUBST(PIXMAN_TIMERS)
dnl ===================================
+dnl gnuplot
+
+AC_ARG_ENABLE(gnuplot,
+ [AC_HELP_STRING([--enable-gnuplot],
+ [enable output of filters that can be piped to gnuplot [default=no]])],
+ [enable_gnuplot=$enableval], [enable_gnuplot=no])
+
+if test $enable_gnuplot = yes ; then
+ AC_DEFINE(PIXMAN_GNUPLOT, 1, [enable output that can be piped to gnuplot])
+fi
+AC_SUBST(PIXMAN_GNUPLOT)
+
+dnl ===================================
dnl GTK+
AC_ARG_ENABLE(gtk,
if test $enable_gtk = yes ; then
AC_CHECK_LIB([pixman-1], [pixman_version_string])
- PKG_CHECK_MODULES(GTK, [gtk+-2.0 pixman-1])
+ PKG_CHECK_MODULES(GTK, [gtk+-2.0 >= 2.16 pixman-1])
fi
if test $enable_gtk = auto ; then
fi
if test $enable_gtk = auto ; then
- PKG_CHECK_MODULES(GTK, [gtk+-2.0 pixman-1], [enable_gtk=yes], [enable_gtk=no])
+ PKG_CHECK_MODULES(GTK, [gtk+-2.0 >= 2.16 pixman-1], [enable_gtk=yes], [enable_gtk=no])
fi
AM_CONDITIONAL(HAVE_GTK, [test "x$enable_gtk" = xyes])
AC_DEFINE(HAVE_FEENABLEEXCEPT, 1, [Whether we have feenableexcept()])
fi
+AC_CHECK_DECL([FE_DIVBYZERO],
+ [AC_DEFINE(HAVE_FEDIVBYZERO, 1, [Whether we have FE_DIVBYZERO])],
+ [],
+ [[#include <fenv.h>]])
+
AC_CHECK_FUNC(gettimeofday, have_gettimeofday=yes, have_gettimeofday=no)
AC_CHECK_HEADER(sys/time.h, have_sys_time_h=yes, have_sys_time_h=no)
if test x$have_gettimeofday = xyes && test x$have_sys_time_h = xyes; then
]]))
AC_DEFUN([PIXMAN_CHECK_PTHREAD],[dnl
- if test "z$support_for_pthread_setspecific" != "zyes"; then
+ if test "z$support_for_pthreads" != "zyes"; then
PIXMAN_LINK_WITH_ENV(
[$1], [pthread_test_program],
[PTHREAD_CFLAGS="$CFLAGS"
PTHREAD_LIBS="$LIBS"
PTHREAD_LDFLAGS="$LDFLAGS"
- support_for_pthread_setspecific=yes])
+ support_for_pthreads=yes])
fi
])
-if test $ac_cv_tls = none ; then
- support_for_pthread_setspecific=no
+support_for_pthreads=no
- AC_MSG_CHECKING(for pthread_setspecific)
+AC_MSG_CHECKING(for pthreads)
- PIXMAN_CHECK_PTHREAD([CFLAGS="-pthread"; LDFLAGS="-pthread"])
- PIXMAN_CHECK_PTHREAD([CFLAGS="-D_REENTRANT"; LIBS="-lpthread"])
- PIXMAN_CHECK_PTHREAD([CFLAGS="-D_REENTRANT"; LDFLAGS="-lroot"])
+PIXMAN_CHECK_PTHREAD([CFLAGS="-pthread"; LDFLAGS="-pthread"])
+PIXMAN_CHECK_PTHREAD([CFLAGS="-D_REENTRANT"; LIBS="-lpthread"])
+PIXMAN_CHECK_PTHREAD([CFLAGS="-D_REENTRANT"; LDFLAGS="-lroot"])
- if test $support_for_pthread_setspecific = yes; then
- CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
- AC_DEFINE([HAVE_PTHREAD_SETSPECIFIC], [], [Whether pthread_setspecific() is supported])
+if test $support_for_pthreads = yes; then
+ AC_DEFINE([HAVE_PTHREADS], [], [Whether pthreads is supported])
+ if test $ac_cv_tls = none ; then
+ CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
fi
-
- AC_MSG_RESULT($support_for_pthread_setspecific);
fi
+AC_MSG_RESULT($support_for_pthreads)
+
AC_SUBST(TOOLCHAIN_SUPPORTS__THREAD)
-AC_SUBST(HAVE_PTHREAD_SETSPECIFIC)
+AC_SUBST(HAVE_PTHREADS)
AC_SUBST(PTHREAD_LDFLAGS)
AC_SUBST(PTHREAD_LIBS)
+AC_SUBST(PTHREAD_CFLAGS)
dnl =====================================
dnl __attribute__((constructor))
AC_MSG_RESULT($support_for_float128)
+dnl =====================================
+dnl __builtin_clz
+
+support_for_builtin_clz=no
+
+AC_MSG_CHECKING(for __builtin_clz)
+AC_LINK_IFELSE([AC_LANG_SOURCE([[
+unsigned int x = 11; int main (void) { return __builtin_clz(x); }
+]])], support_for_builtin_clz=yes)
+
+if test x$support_for_builtin_clz = xyes; then
+ AC_DEFINE([HAVE_BUILTIN_CLZ], [], [Whether the compiler supports __builtin_clz])
+fi
+
+AC_MSG_RESULT($support_for_builtin_clz)
+
+dnl =====================================
+dnl GCC vector extensions
+
+support_for_gcc_vector_extensions=no
+
+AC_MSG_CHECKING(for GCC vector extensions)
+AC_LINK_IFELSE([AC_LANG_SOURCE([[
+unsigned int __attribute__ ((vector_size(16))) e, a, b;
+int main (void) { e = a - ((b << 27) + (b >> (32 - 27))) + 1; return e[0]; }
+]])], support_for_gcc_vector_extensions=yes)
+
+if test x$support_for_gcc_vector_extensions = xyes; then
+ AC_DEFINE([HAVE_GCC_VECTOR_EXTENSIONS], [],
+ [Whether the compiler supports GCC vector extensions])
+fi
+
+AC_MSG_RESULT($support_for_gcc_vector_extensions)
+
dnl ==================
dnl libpng
projects / platform / upstream / pixman.git / blobdiff