m4_define([pixman_major], 0)
m4_define([pixman_minor], 25)
-m4_define([pixman_micro], 1)
+m4_define([pixman_micro], 3)
m4_define([pixman_version],[pixman_major.pixman_minor.pixman_micro])
#error Have -fvisibility but it is ignored and generates a warning
#endif
#else
-error Need GCC 4.0 for visibility
+#error Need GCC 4.0 for visibility
#endif
])
PIXMAN_CHECK_CFLAG([-xldscope=hidden], [dnl
#if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
#else
-error Need Sun Studio 8 for visibility
+#error Need Sun Studio 8 for visibility
#endif
])
CFLAGS="$MMX_CFLAGS $CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#if defined(__GNUC__) && (__GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 4))
-error "Need GCC >= 3.4 for MMX intrinsics"
+#error "Need GCC >= 3.4 for MMX intrinsics"
#endif
#include <mmintrin.h>
int main () {
CFLAGS="$VMX_CFLAGS $CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#if defined(__GNUC__) && (__GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 4))
-error "Need GCC >= 3.4 for sane altivec support"
+#error "Need GCC >= 3.4 for sane altivec support"
#endif
#include <altivec.h>
int main () {
AM_CONDITIONAL(USE_ARM_IWMMXT, test $have_iwmmxt_intrinsics = yes)
+dnl ==========================================================================
+dnl Check if assembler is gas compatible and supports MIPS DSPr2 instructions
+
+have_mips_dspr2=no
+AC_MSG_CHECKING(whether to use MIPS DSPr2 assembler)
+xserver_save_CFLAGS=$CFLAGS
+CFLAGS="-mdspr2 $CFLAGS"
+
+AC_COMPILE_IFELSE([[
+#if !(defined(__mips__) && __mips_isa_rev >= 2)
+#error MIPS DSPr2 is currently only available on MIPS32r2 platforms.
+#endif
+int
+main ()
+{
+ int c = 0, a = 0, b = 0;
+ __asm__ __volatile__ (
+ "precr.qb.ph %[c], %[a], %[b] \n\t"
+ : [c] "=r" (c)
+ : [a] "r" (a), [b] "r" (b)
+ );
+ return c;
+}]], have_mips_dspr2=yes)
+CFLAGS=$xserver_save_CFLAGS
+
+AC_ARG_ENABLE(mips-dspr2,
+ [AC_HELP_STRING([--disable-mips-dspr2],
+ [disable MIPS DSPr2 fast paths])],
+ [enable_mips_dspr2=$enableval], [enable_mips_dspr2=auto])
+
+if test $enable_mips_dspr2 = no ; then
+ have_mips_dspr2=disabled
+fi
+
+if test $have_mips_dspr2 = yes ; then
+ AC_DEFINE(USE_MIPS_DSPR2, 1, [use MIPS DSPr2 assembly optimizations])
+fi
+
+AM_CONDITIONAL(USE_MIPS_DSPR2, test $have_mips_dspr2 = yes)
+
+AC_MSG_RESULT($have_mips_dspr2)
+if test $enable_mips_dspr2 = yes && test $have_mips_dspr2 = no ; then
+ AC_MSG_ERROR([MIPS DSPr2 instructions not detected])
+fi
+
dnl =========================================================================================
dnl Check for GNU-style inline assembly support