diff options
Diffstat (limited to 'pixman/configure.ac')
| -rw-r--r-- | pixman/configure.ac | 209 |
1 files changed, 200 insertions, 9 deletions
diff --git a/pixman/configure.ac b/pixman/configure.ac index eb8879ca0..7d825b763 100644 --- a/pixman/configure.ac +++ b/pixman/configure.ac @@ -53,8 +53,8 @@ AC_PREREQ([2.57]) # m4_define([pixman_major], 0) -m4_define([pixman_minor], 12) -m4_define([pixman_micro], 0) +m4_define([pixman_minor], 15) +m4_define([pixman_micro], 18) m4_define([pixman_version],[pixman_major.pixman_minor.pixman_micro]) @@ -63,11 +63,18 @@ AM_INIT_AUTOMAKE([dist-bzip2]) AM_CONFIG_HEADER(config.h) +AC_CANONICAL_HOST + AC_PROG_CC AC_PROG_LIBTOOL AC_CHECK_FUNCS([getisax]) AC_C_BIGENDIAN AC_C_INLINE + +# Checks for Sun Studio compilers +AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"]) +AC_CHECK_DECL([__amd64], [AMD64_ABI="yes"], [AMD64_ABI="no"]) + # # We ignore pixman_major in the version here because the major version should # always be encoded in the actual library name. Ie., the soname is: @@ -94,10 +101,18 @@ AC_SUBST(LT_VERSION_INFO) changequote(,)dnl if test "x$GCC" = "xyes"; then + case " $CFLAGS " in *[\ \ ]-Wall[\ \ ]*) ;; *) CFLAGS="$CFLAGS -Wall" ;; - esac fi changequote([,])dnl + esac + + case " $CFLAGS " in + *[\ \ ]-fno-strict-aliasing[\ \ ]*) ;; + *) CFLAGS="$CFLAGS -fno-strict-aliasing" ;; + esac + +fi changequote([,])dnl AC_PATH_PROG(PERL, perl, no) if test "x$PERL" = xno; then @@ -141,12 +156,23 @@ AC_MSG_RESULT($have_sunstudio8) dnl =========================================================================== dnl Check for MMX -MMX_CFLAGS="-mmmx -Winline" +if test "x$MMX_CFLAGS" = "x" ; then + if test "x$SUNCC" = "xyes"; then + # Sun Studio doesn't have an -xarch=mmx flag, so we have to use sse + # but if we're building 64-bit, mmx & sse support is on by default and + # -xarch=sse throws an error instead + if test "$AMD64_ABI" = "no" ; then + MMX_CFLAGS="-xarch=sse" + fi + else + MMX_CFLAGS="-mmmx -Winline" + fi +fi have_mmx_intrinsics=no AC_MSG_CHECKING(whether to use MMX intrinsics) xserver_save_CFLAGS=$CFLAGS -CFLAGS="$CFLAGS $MMX_CFLAGS" +CFLAGS="$MMX_CFLAGS $CFLAGS" AC_COMPILE_IFELSE([ #if defined(__GNUC__) && (__GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 4)) error "Need GCC >= 3.4 for MMX intrinsics" @@ -183,12 +209,21 @@ AM_CONDITIONAL(USE_MMX, test $have_mmx_intrinsics = yes) dnl =========================================================================== dnl Check for SSE2 -SSE2_CFLAGS="-mmmx -msse2 -Winline" +if test "x$SSE2_CFLAGS" = "x" ; then + if test "x$SUNCC" = "xyes"; then + # SSE2 is enabled by default in the Sun Studio 64-bit environment + if test "$AMD64_ABI" = "no" ; then + SSE2_CFLAGS="-xarch=sse2" + fi + else + SSE2_CFLAGS="-mmmx -msse2 -Winline" + fi +fi have_sse2_intrinsics=no AC_MSG_CHECKING(whether to use SSE2 intrinsics) xserver_save_CFLAGS=$CFLAGS -CFLAGS="$CFLAGS -msse2 $SSE2_CFLAGS" +CFLAGS="$SSE2_CFLAGS $CFLAGS" AC_COMPILE_IFELSE([ #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)) @@ -226,10 +261,41 @@ fi AM_CONDITIONAL(USE_SSE2, test $have_sse2_intrinsics = yes) -dnl ======================================================== +dnl =========================================================================== +dnl Other special flags needed when building code using MMX or SSE instructions +case $host_os in + solaris*) + # When building 32-bit binaries, apply a mapfile to ensure that the + # binaries aren't flagged as only able to run on MMX+SSE capable CPUs + # since they check at runtime before using those instructions. + # Not all linkers grok the mapfile format so we check for that first. + if test "$AMD64_ABI" = "no" ; then + use_hwcap_mapfile=no + AC_MSG_CHECKING(whether to use a hardware capability map file) + hwcap_save_LDFLAGS="$LDFLAGS" + HWCAP_LDFLAGS='-Wl,-M,$(srcdir)/solaris-hwcap.mapfile' + LDFLAGS="$LDFLAGS -Wl,-M,pixman/solaris-hwcap.mapfile" + AC_LINK_IFELSE([int main() { return 0; }], + use_hwcap_mapfile=yes, + HWCAP_LDFLAGS="") + LDFLAGS="$hwcap_save_LDFLAGS" + AC_MSG_RESULT($use_hwcap_mapfile) + fi + if test "x$MMX_LDFLAGS" = "x" ; then + MMX_LDFLAGS="$HWCAP_LDFLAGS" + fi + if test "x$SSE2_LDFLAGS" = "x" ; then + SSE2_LDFLAGS="$HWCAP_LDFLAGS" + fi + ;; +esac + AC_SUBST(MMX_CFLAGS) +AC_SUBST(MMX_LDFLAGS) AC_SUBST(SSE2_CFLAGS) +AC_SUBST(SSE2_LDFLAGS) +dnl =========================================================================== dnl Check for VMX/Altivec if test -n "`$CC -v 2>&1 | grep version | grep Apple`"; then VMX_CFLAGS="-faltivec" @@ -277,6 +343,131 @@ AC_SUBST(VMX_CFLAGS) AM_CONDITIONAL(USE_VMX, test $have_vmx_intrinsics = yes) +dnl =========================================================================== +dnl Check for ARM SIMD instructions +ARM_SIMD_CFLAGS="-mcpu=arm1136j-s" + +have_arm_simd=no +AC_MSG_CHECKING(whether to use ARM SIMD assembler) +xserver_save_CFLAGS=$CFLAGS +CFLAGS="$CFLAGS $ARM_SIMD_CFLAGS" +AC_COMPILE_IFELSE([ +int main () { + asm("uqadd8 r1, r1, r2"); + return 0; +}], have_arm_simd=yes) +CFLAGS=$xserver_save_CFLAGS + +AC_ARG_ENABLE(arm-simd, + [AC_HELP_STRING([--disable-arm-simd], + [disable ARM SIMD fast paths])], + [enable_arm_simd=$enableval], [enable_arm_simd=auto]) + +if test $enable_arm_simd = no ; then + have_arm_simd=disabled +fi + +if test $have_arm_simd = yes ; then + AC_DEFINE(USE_ARM_SIMD, 1, [use ARM SIMD compiler intrinsics]) +else + ARM_SIMD_CFLAGS= +fi + +AC_MSG_RESULT($have_arm_simd) +if test $enable_arm_simd = yes && test $have_arm_simd = no ; then + AC_MSG_ERROR([ARM SIMD intrinsics not detected]) +fi + +AC_SUBST(ARM_SIMD_CFLAGS) + +AM_CONDITIONAL(USE_ARM_SIMD, test $have_arm_simd = yes) + +dnl ========================================================================== +dnl Check for ARM NEON instructions +ARM_NEON_CFLAGS="-mfpu=neon -mcpu=cortex-a8" + +have_arm_neon=no +AC_MSG_CHECKING(whether to use ARM NEON) +xserver_save_CFLAGS=$CFLAGS +CFLAGS="$CFLAGS $ARM_NEON_CFLAGS" +AC_COMPILE_IFELSE([ +#include <arm_neon.h> +int main () { + uint8x8_t neon_test=vmov_n_u8(0); + return 0; +}], have_arm_neon=yes) +CFLAGS=$xserver_save_CFLAGS + +AC_ARG_ENABLE(arm-neon, + [AC_HELP_STRING([--disable-arm-neon], + [disable ARM NEON fast paths])], + [enable_arm_neon=$enableval], [enable_arm_neon=auto]) + +if test $enable_arm_neon = no ; then + have_arm_neon=disabled +fi + +if test $have_arm_neon = yes ; then + AC_DEFINE(USE_ARM_NEON, 1, [use ARM NEON compiler intrinsics]) +else + ARM_NEON_CFLAGS= +fi + +AC_SUBST(ARM_NEON_CFLAGS) + +AM_CONDITIONAL(USE_ARM_NEON, test $have_arm_neon = yes) + +AC_MSG_RESULT($have_arm_neon) +if test $enable_arm_neon = yes && test $have_arm_neon = no ; then + AC_MSG_ERROR([ARM NEON intrinsics not detected]) +fi + +dnl ========================================================================================= +dnl Check for GNU-style inline assembly support + +have_gcc_inline_asm=no +AC_MSG_CHECKING(whether to use GNU-style inline assembler) +AC_COMPILE_IFELSE([ +int main () { + /* Most modern architectures have a NOP instruction, so this is a fairly generic test. */ + asm volatile ( "\tnop\n" : : : "cc", "memory" ); + return 0; +}], have_gcc_inline_asm=yes) + +AC_ARG_ENABLE(gcc-inline-asm, + [AC_HELP_STRING([--disable-gcc-inline-asm], + [disable GNU-style inline assembler])], + [enable_gcc_inline_asm=$enableval], [enable_gcc_inline_asm=auto]) + +if test $enable_gcc_inline_asm = no ; then + have_gcc_inline_asm=disabled +fi + +if test $have_gcc_inline_asm = yes ; then + AC_DEFINE(USE_GCC_INLINE_ASM, 1, [use GNU-style inline assembler]) +fi + +AC_MSG_RESULT($have_gcc_inline_asm) +if test $enable_gcc_inline_asm = yes && test $have_gcc_inline_asm = no ; then + AC_MSG_ERROR([GNU-style inline assembler not detected]) +fi + +AM_CONDITIONAL(USE_GCC_INLINE_ASM, test $have_gcc_inline_asm = yes) + +dnl ============================================== +dnl Timers + +AC_ARG_ENABLE(timers, + [AC_HELP_STRING([--enable-timers], + [enable TIMER_BEGIN and TIMER_END macros [default=no]])], + [enable_timers=$enableval], [enable_timers=no]) + +AC_DEFINE(PIXMAN_TIMERS, 1, [enable TIMER_BEGIN/TIMER_END macros]) +AC_SUBST(PIXMAN_TIMERS) + +dnl =================================== +dnl GTK+ + AC_ARG_ENABLE(gtk, [AC_HELP_STRING([--enable-gtk], [enable tests using GTK+ [default=auto]])], @@ -296,7 +487,7 @@ AC_SUBST(GTK_CFLAGS) AC_SUBST(GTK_LIBS) AC_SUBST(DEP_CFLAGS) AC_SUBST(DEP_LIBS) - + AC_OUTPUT([pixman-1.pc pixman-1-uninstalled.pc Makefile |