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Diffstat (limited to 'libs/pixman-0.40.0/configure.ac')
| -rw-r--r-- | libs/pixman-0.40.0/configure.ac | 1161 |
1 files changed, 0 insertions, 1161 deletions
diff --git a/libs/pixman-0.40.0/configure.ac b/libs/pixman-0.40.0/configure.ac deleted file mode 100644 index 43e9b20..0000000 --- a/libs/pixman-0.40.0/configure.ac +++ /dev/null @@ -1,1161 +0,0 @@ -dnl Copyright 2005 Red Hat, Inc. -dnl -dnl Permission to use, copy, modify, distribute, and sell this software and its -dnl documentation for any purpose is hereby granted without fee, provided that -dnl the above copyright notice appear in all copies and that both that -dnl copyright notice and this permission notice appear in supporting -dnl documentation, and that the name of Red Hat not be used in -dnl advertising or publicity pertaining to distribution of the software without -dnl specific, written prior permission. Red Hat makes no -dnl representations about the suitability of this software for any purpose. It -dnl is provided "as is" without express or implied warranty. -dnl -dnl RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, -dnl INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO -dnl EVENT SHALL RED HAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR -dnl CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, -dnl DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER -dnl TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR -dnl PERFORMANCE OF THIS SOFTWARE. -dnl -dnl Process this file with autoconf to create configure. - -AC_PREREQ([2.57]) - -# Pixman versioning scheme -# -# - The version in git has an odd MICRO version number -# -# - Released versions, both development and stable, have an -# even MICRO version number -# -# - Released development versions have an odd MINOR number -# -# - Released stable versions have an even MINOR number -# -# - Versions that break ABI must have a new MAJOR number -# -# - If you break the ABI, then at least this must be done: -# -# - increment MAJOR -# -# - In the first development release where you break ABI, find -# all instances of "pixman-n" and change them to pixman-(n+1) -# -# This needs to be done at least in -# configure.ac -# all Makefile.am's -# pixman-n.pc.in -# -# This ensures that binary incompatible versions can be installed -# in parallel. See http://www106.pair.com/rhp/parallel.html for -# more information -# - -m4_define([pixman_major], 0) -m4_define([pixman_minor], 40) -m4_define([pixman_micro], 0) - -m4_define([pixman_version],[pixman_major.pixman_minor.pixman_micro]) - -AC_INIT(pixman, pixman_version, [pixman@lists.freedesktop.org], pixman) -AM_INIT_AUTOMAKE([foreign dist-xz]) - -# Suppress verbose compile lines -m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) - -AC_CONFIG_HEADERS(config.h) - -AC_CANONICAL_HOST - -test_CFLAGS=${CFLAGS+set} # We may override autoconf default CFLAGS. - -AC_PROG_CC -AM_PROG_AS -AC_PROG_LIBTOOL -AC_CHECK_FUNCS([getisax]) -AC_C_BIGENDIAN -AC_C_INLINE - -dnl PIXMAN_LINK_WITH_ENV(env-setup, program, true-action, false-action) -dnl -dnl Compiles and links the given program in the environment setup by env-setup -dnl and executes true-action on success and false-action on failure. -AC_DEFUN([PIXMAN_LINK_WITH_ENV],[dnl - save_CFLAGS="$CFLAGS" - save_LDFLAGS="$LDFLAGS" - save_LIBS="$LIBS" - CFLAGS="" - LDFLAGS="" - LIBS="" - $1 - CFLAGS="$save_CFLAGS $CFLAGS" - LDFLAGS="$save_LDFLAGS $LDFLAGS" - LIBS="$save_LIBS $LIBS" - AC_LINK_IFELSE( - [AC_LANG_SOURCE([$2])], - [pixman_cc_stderr=`test -f conftest.err && cat conftest.err` - pixman_cc_flag=yes], - [pixman_cc_stderr=`test -f conftest.err && cat conftest.err` - pixman_cc_flag=no]) - - if test "x$pixman_cc_stderr" != "x"; then - pixman_cc_flag=no - fi - - if test "x$pixman_cc_flag" = "xyes"; then - ifelse([$3], , :, [$3]) - else - ifelse([$4], , :, [$4]) - fi - CFLAGS="$save_CFLAGS" - LDFLAGS="$save_LDFLAGS" - LIBS="$save_LIBS" -]) - -dnl Find a -Werror for catching warnings. -WERROR= -for w in -Werror -errwarn; do - if test "z$WERROR" = "z"; then - AC_MSG_CHECKING([whether the compiler supports $w]) - PIXMAN_LINK_WITH_ENV( - [CFLAGS=$w], - [int main(int c, char **v) { (void)c; (void)v; return 0; }], - [WERROR=$w; yesno=yes], [yesno=no]) - AC_MSG_RESULT($yesno) - fi -done - -dnl PIXMAN_CHECK_CFLAG(flag, [program]) -dnl Adds flag to CFLAGS if the given program links without warnings or errors. -AC_DEFUN([PIXMAN_CHECK_CFLAG], [dnl - AC_MSG_CHECKING([whether the compiler supports $1]) - PIXMAN_LINK_WITH_ENV( - [CFLAGS="$WERROR $1"], - [$2 - int main(int c, char **v) { (void)c; (void)v; return 0; } - ], - [_yesno=yes], - [_yesno=no]) - if test "x$_yesno" = xyes; then - CFLAGS="$CFLAGS $1" - fi - AC_MSG_RESULT($_yesno) -]) - -AC_CHECK_SIZEOF(long) - -# Checks for Sun Studio compilers -AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"]) -AC_CHECK_DECL([__amd64], [AMD64_ABI="yes"], [AMD64_ABI="no"]) - -# Default CFLAGS to -O -g rather than just the -g from AC_PROG_CC -# if we're using Sun Studio and neither the user nor a config.site -# has set CFLAGS. -if test $SUNCC = yes && \ - test "x$test_CFLAGS" = "x" && \ - test "$CFLAGS" = "-g" -then - CFLAGS="-O -g" -fi - -# -# We ignore pixman_major in the version here because the major version should -# always be encoded in the actual library name. Ie., the soname is: -# -# pixman-$(pixman_major).0.minor.micro -# -m4_define([lt_current], [pixman_minor]) -m4_define([lt_revision], [pixman_micro]) -m4_define([lt_age], [pixman_minor]) - -LT_VERSION_INFO="lt_current:lt_revision:lt_age" - -PIXMAN_VERSION_MAJOR=pixman_major() -AC_SUBST(PIXMAN_VERSION_MAJOR) -PIXMAN_VERSION_MINOR=pixman_minor() -AC_SUBST(PIXMAN_VERSION_MINOR) -PIXMAN_VERSION_MICRO=pixman_micro() -AC_SUBST(PIXMAN_VERSION_MICRO) - -AC_SUBST(LT_VERSION_INFO) - -# 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 ========================================================================= -dnl OpenMP for the test suite? -dnl - -# Check for OpenMP support only when autoconf support that (require autoconf >=2.62) -OPENMP_CFLAGS= -m4_ifdef([AC_OPENMP], [AC_OPENMP]) - -if test "x$enable_openmp" = "xyes" && test "x$ac_cv_prog_c_openmp" = "xunsupported" ; then - AC_MSG_WARN([OpenMP support requested but found unsupported]) -fi - -dnl May not fail to link without -Wall -Werror added -dnl So try to link only when openmp is supported -dnl ac_cv_prog_c_openmp is not defined when --disable-openmp is used -if test "x$ac_cv_prog_c_openmp" != "xunsupported" && test "x$ac_cv_prog_c_openmp" != "x"; then - m4_define([openmp_test_program],[dnl - #include <stdio.h> - - extern unsigned int lcg_seed; - #pragma omp threadprivate(lcg_seed) - unsigned int lcg_seed; - - unsigned function(unsigned a, unsigned b) - { - lcg_seed ^= b; - return ((a + b) ^ a ) + lcg_seed; - } - - int main(int argc, char **argv) - { - int i; - int n1 = 0, n2 = argc; - unsigned checksum = 0; - int verbose = argv != NULL; - unsigned (*test_function)(unsigned, unsigned); - test_function = function; - #pragma omp parallel for reduction(+:checksum) default(none) \ - shared(n1, n2, test_function, verbose) - for (i = n1; i < n2; i++) - { - unsigned crc = test_function (i, 0); - if (verbose) - printf ("%d: %08X\n", i, crc); - checksum += crc; - } - printf("%u\n", checksum); - return 0; - } - ]) - - PIXMAN_LINK_WITH_ENV( - [CFLAGS="$OPENMP_CFLAGS" LDFLAGS="$OPENMP_CFLAGS"], - [openmp_test_program], - [have_openmp=yes], - [have_openmp=no]) - if test "x$have_openmp" = "xyes" ; then - AC_DEFINE(USE_OPENMP, 1, [use OpenMP in the test suite]) - fi -fi -AC_SUBST(OPENMP_CFLAGS) - -dnl ========================================================================= -dnl -fvisibility stuff - -PIXMAN_CHECK_CFLAG([-fvisibility=hidden], [dnl -#if defined(__GNUC__) && (__GNUC__ >= 4) -#ifdef _WIN32 -#error Have -fvisibility but it is ignored and generates a warning -#endif -#else -#error Need GCC 4.0 for visibility -#endif -]) - -PIXMAN_CHECK_CFLAG([-xldscope=hidden], [dnl -#if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550) -#else -#error Need Sun Studio 8 for visibility -#endif -]) - -dnl =========================================================================== -dnl Check for Loongson Multimedia Instructions - -if test "x$LS_CFLAGS" = "x" ; then - LS_CFLAGS="-mloongson-mmi" -fi - -have_loongson_mmi=no -AC_MSG_CHECKING(whether to use Loongson MMI assembler) - -xserver_save_CFLAGS=$CFLAGS -CFLAGS=" $LS_CFLAGS $CFLAGS -I$srcdir" -AC_LINK_IFELSE([AC_LANG_SOURCE([[ -#ifndef __mips_loongson_vector_rev -#error "Loongson Multimedia Instructions are only available on Loongson" -#endif -#if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 4)) -#error "Need GCC >= 4.4 for Loongson MMI compilation" -#endif -#include "pixman/loongson-mmintrin.h" -int main () { - union { - __m64 v; - char c[8]; - } a = { .c = {1, 2, 3, 4, 5, 6, 7, 8} }; - int b = 4; - __m64 c = _mm_srli_pi16 (a.v, b); - return 0; -}]])], have_loongson_mmi=yes) -CFLAGS=$xserver_save_CFLAGS - -AC_ARG_ENABLE(loongson-mmi, - [AC_HELP_STRING([--disable-loongson-mmi], - [disable Loongson MMI fast paths])], - [enable_loongson_mmi=$enableval], [enable_loongson_mmi=auto]) - -if test $enable_loongson_mmi = no ; then - have_loongson_mmi=disabled -fi - -if test $have_loongson_mmi = yes ; then - AC_DEFINE(USE_LOONGSON_MMI, 1, [use Loongson Multimedia Instructions]) -else - LS_CFLAGS= -fi - -AC_MSG_RESULT($have_loongson_mmi) -if test $enable_loongson_mmi = yes && test $have_loongson_mmi = no ; then - AC_MSG_ERROR([Loongson MMI not detected]) -fi - -AM_CONDITIONAL(USE_LOONGSON_MMI, test $have_loongson_mmi = yes) - -dnl =========================================================================== -dnl Check for MMX - -if test "x$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=$CFLAGS -CFLAGS="$MMX_CFLAGS $CFLAGS" -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -#if defined(__GNUC__) && (__GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 4)) -#error "Need GCC >= 3.4 for MMX intrinsics" -#endif -#include <mmintrin.h> -#include <stdint.h> - -/* Check support for block expressions */ -#define _mm_shuffle_pi16(A, N) \ - ({ \ - __m64 ret; \ - \ - /* Some versions of clang will choke on K */ \ - asm ("pshufw %2, %1, %0\n\t" \ - : "=y" (ret) \ - : "y" (A), "K" ((const int8_t)N) \ - ); \ - \ - ret; \ - }) - -int main () { - __m64 v = _mm_cvtsi32_si64 (1); - __m64 w; - - w = _mm_shuffle_pi16(v, 5); - - /* Some versions of clang will choke on this */ - asm ("pmulhuw %1, %0\n\t" - : "+y" (w) - : "y" (v) - ); - - return _mm_cvtsi64_si32 (v); -}]])], have_mmx_intrinsics=yes) -CFLAGS=$xserver_save_CFLAGS - -AC_ARG_ENABLE(mmx, - [AC_HELP_STRING([--disable-mmx], - [disable x86 MMX fast paths])], - [enable_mmx=$enableval], [enable_mmx=auto]) - -if test $enable_mmx = no ; then - have_mmx_intrinsics=disabled -fi - -if test $have_mmx_intrinsics = yes ; then - AC_DEFINE(USE_X86_MMX, 1, [use x86 MMX compiler intrinsics]) -else - MMX_CFLAGS= -fi - -AC_MSG_RESULT($have_mmx_intrinsics) -if test $enable_mmx = yes && test $have_mmx_intrinsics = no ; then - AC_MSG_ERROR([x86 MMX intrinsics not detected]) -fi - -AM_CONDITIONAL(USE_X86_MMX, test $have_mmx_intrinsics = yes) - -dnl =========================================================================== -dnl Check for SSE2 - -if test "x$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="-msse2 -Winline" - fi -fi - -have_sse2_intrinsics=no -AC_MSG_CHECKING(whether to use SSE2 intrinsics) -xserver_save_CFLAGS=$CFLAGS -CFLAGS="$SSE2_CFLAGS $CFLAGS" - -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -#if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)) -# if !defined(__amd64__) && !defined(__x86_64__) -# error "Need GCC >= 4.2 for SSE2 intrinsics on x86" -# endif -#endif -#include <mmintrin.h> -#include <xmmintrin.h> -#include <emmintrin.h> -int param; -int main () { - __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c; - c = _mm_xor_si128 (a, b); - return _mm_cvtsi128_si32(c); -}]])], have_sse2_intrinsics=yes) -CFLAGS=$xserver_save_CFLAGS - -AC_ARG_ENABLE(sse2, - [AC_HELP_STRING([--disable-sse2], - [disable SSE2 fast paths])], - [enable_sse2=$enableval], [enable_sse2=auto]) - -if test $enable_sse2 = no ; then - have_sse2_intrinsics=disabled -fi - -if test $have_sse2_intrinsics = yes ; then - AC_DEFINE(USE_SSE2, 1, [use SSE2 compiler intrinsics]) -fi - -AC_MSG_RESULT($have_sse2_intrinsics) -if test $enable_sse2 = yes && test $have_sse2_intrinsics = no ; then - AC_MSG_ERROR([SSE2 intrinsics not detected]) -fi - -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 $host_os in - solaris*) - # When building 32-bit binaries, apply a mapfile to ensure that the - # binaries aren't flagged as only able to run on MMX+SSE capable CPUs - # since they check at runtime before using those instructions. - # Not all linkers grok the mapfile format so we check for that first. - if test "$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="$LDFLAGS -Wl,-M,pixman/solaris-hwcap.mapfile" - AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], - use_hwcap_mapfile=yes, - HWCAP_LDFLAGS="") - LDFLAGS="$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="$HWCAP_LDFLAGS" - fi - ;; -esac - -AC_SUBST(LS_CFLAGS) -AC_SUBST(IWMMXT_CFLAGS) -AC_SUBST(MMX_CFLAGS) -AC_SUBST(MMX_LDFLAGS) -AC_SUBST(SSE2_CFLAGS) -AC_SUBST(SSE2_LDFLAGS) -AC_SUBST(SSSE3_CFLAGS) - -dnl =========================================================================== -dnl Check for VMX/Altivec -if test -n "`$CC -v 2>&1 | grep version | grep Apple`"; then - VMX_CFLAGS="-faltivec" -else - VMX_CFLAGS="-maltivec -mabi=altivec" -fi - -have_vmx_intrinsics=no -AC_MSG_CHECKING(whether to use VMX/Altivec intrinsics) -xserver_save_CFLAGS=$CFLAGS -CFLAGS="$VMX_CFLAGS $CFLAGS" -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -#if defined(__GNUC__) && (__GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 4)) -#error "Need GCC >= 3.4 for sane altivec support" -#endif -#include <altivec.h> -int main () { - vector unsigned int v = vec_splat_u32 (1); - v = vec_sub (v, v); - return 0; -}]])], have_vmx_intrinsics=yes) -CFLAGS=$xserver_save_CFLAGS - -AC_ARG_ENABLE(vmx, - [AC_HELP_STRING([--disable-vmx], - [disable VMX fast paths])], - [enable_vmx=$enableval], [enable_vmx=auto]) - -if test $enable_vmx = no ; then - have_vmx_intrinsics=disabled -fi - -if test $have_vmx_intrinsics = yes ; then - AC_DEFINE(USE_VMX, 1, [use VMX compiler intrinsics]) -else - VMX_CFLAGS= -fi - -AC_MSG_RESULT($have_vmx_intrinsics) -if test $enable_vmx = yes && test $have_vmx_intrinsics = no ; then - AC_MSG_ERROR([VMX intrinsics not detected]) -fi - -AC_SUBST(VMX_CFLAGS) - -AM_CONDITIONAL(USE_VMX, test $have_vmx_intrinsics = yes) - -dnl ========================================================================== -dnl Check if assembler is gas compatible and supports ARM SIMD instructions -have_arm_simd=no -AC_MSG_CHECKING(whether to use ARM SIMD assembler) -xserver_save_CFLAGS=$CFLAGS -CFLAGS="-x assembler-with-cpp $CFLAGS" -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -.text -.arch armv6 -.object_arch armv4 -.arm -.altmacro -#ifndef __ARM_EABI__ -#error EABI is required (to be sure that calling conventions are compatible) -#endif -pld [r0] -uqadd8 r0, r0, r0]])], have_arm_simd=yes) -CFLAGS=$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 assembly optimizations]) -fi - -AM_CONDITIONAL(USE_ARM_SIMD, test $have_arm_simd = yes) - -AC_MSG_RESULT($have_arm_simd) -if test $enable_arm_simd = yes && test $have_arm_simd = no ; then - AC_MSG_ERROR([ARM SIMD intrinsics not detected]) -fi - -dnl ========================================================================== -dnl Check if assembler is gas compatible and supports NEON instructions -have_arm_neon=no -AC_MSG_CHECKING(whether to use ARM NEON assembler) -xserver_save_CFLAGS=$CFLAGS -CFLAGS="-x assembler-with-cpp $CFLAGS" -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -.text -.fpu neon -.arch armv7a -.object_arch armv4 -.eabi_attribute 10, 0 -.arm -.altmacro -#ifndef __ARM_EABI__ -#error EABI is required (to be sure that calling conventions are compatible) -#endif -pld [r0] -vmovn.u16 d0, q0]])], have_arm_neon=yes) -CFLAGS=$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 assembly optimizations]) -fi - -AM_CONDITIONAL(USE_ARM_NEON, test $have_arm_neon = yes) - -AC_MSG_RESULT($have_arm_neon) -if test $enable_arm_neon = yes && test $have_arm_neon = no ; then - AC_MSG_ERROR([ARM NEON intrinsics not detected]) -fi - -dnl =========================================================================== -dnl Check for IWMMXT - -AC_ARG_ENABLE(arm-iwmmxt, - [AC_HELP_STRING([--disable-arm-iwmmxt], - [disable ARM IWMMXT fast paths])], - [enable_iwmmxt=$enableval], [enable_iwmmxt=auto]) - -AC_ARG_ENABLE(arm-iwmmxt2, - [AC_HELP_STRING([--disable-arm-iwmmxt2], - [build ARM IWMMXT fast paths with -march=iwmmxt instead of -march=iwmmxt2])], - [enable_iwmmxt2=$enableval], [enable_iwmmxt2=auto]) - -if test "x$IWMMXT_CFLAGS" = "x" ; then - IWMMXT_CFLAGS="-flax-vector-conversions -Winline -march=iwmmxt" - if test $enable_iwmmxt2 != no ; then - IWMMXT_CFLAGS="${IWMMXT_CFLAGS}2" - fi -fi - -have_iwmmxt_intrinsics=no -AC_MSG_CHECKING(whether to use ARM IWMMXT intrinsics) -xserver_save_CFLAGS=$CFLAGS -CFLAGS="$CFLAGS $IWMMXT_CFLAGS" -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -#ifndef __arm__ -#error "IWMMXT is only available on ARM" -#endif -#ifndef __IWMMXT__ -#error "IWMMXT not enabled (with -march=iwmmxt)" -#endif -#if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)) -#error "Need GCC >= 4.8 for IWMMXT intrinsics" -#endif -#include <mmintrin.h> -int main () { - union { - __m64 v; - char c[8]; - } a = { .c = {1, 2, 3, 4, 5, 6, 7, 8} }; - int b = 4; - __m64 c = _mm_srli_si64 (a.v, b); -}]])], have_iwmmxt_intrinsics=yes) -CFLAGS=$xserver_save_CFLAGS - -if test $enable_iwmmxt = no ; then - have_iwmmxt_intrinsics=disabled -fi - -if test $have_iwmmxt_intrinsics = yes ; then - AC_DEFINE(USE_ARM_IWMMXT, 1, [use ARM IWMMXT compiler intrinsics]) -else - IWMMXT_CFLAGS= -fi - -AC_MSG_RESULT($have_iwmmxt_intrinsics) -if test $enable_iwmmxt = yes && test $have_iwmmxt_intrinsics = no ; then - AC_MSG_ERROR([IWMMXT intrinsics not detected]) -fi - -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 $CFLAGS" - -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -#if !(defined(__mips__) && __mips_isa_rev >= 2) -#error MIPS DSPr2 is currently only available on MIPS32r2 platforms. -#endif -int -main () -{ - int c = 0, a = 0, b = 0; - __asm__ __volatile__ ( - "precr.qb.ph %[c], %[a], %[b] \n\t" - : [c] "=r" (c) - : [a] "r" (a), [b] "r" (b) - ); - return c; -}]])], have_mips_dspr2=yes) -CFLAGS=$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 $have_mips_dspr2 = no ; then - AC_MSG_ERROR([MIPS DSPr2 instructions not detected]) -fi - -dnl ========================================================================================= -dnl Check for GNU-style inline assembly support - -have_gcc_inline_asm=no -AC_MSG_CHECKING(whether to use GNU-style inline assembler) -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -int main () { - /* Most modern architectures have a NOP instruction, so this is a fairly generic test. */ - asm volatile ( "\tnop\n" : : : "cc", "memory" ); - return 0; -}]])], have_gcc_inline_asm=yes) - -AC_ARG_ENABLE(gcc-inline-asm, - [AC_HELP_STRING([--disable-gcc-inline-asm], - [disable GNU-style inline assembler])], - [enable_gcc_inline_asm=$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 $have_gcc_inline_asm = yes) - -dnl ============================================== -dnl Static test programs - -AC_ARG_ENABLE(static-testprogs, - [AC_HELP_STRING([--enable-static-testprogs], - [build test programs as static binaries [default=no]])], - [enable_static_testprogs=$enableval], [enable_static_testprogs=no]) - -TESTPROGS_EXTRA_LDFLAGS= -if test "x$enable_static_testprogs" = "xyes" ; then - TESTPROGS_EXTRA_LDFLAGS="-all-static" -fi -AC_SUBST(TESTPROGS_EXTRA_LDFLAGS) - -dnl ============================================== -dnl Timers - -AC_ARG_ENABLE(timers, - [AC_HELP_STRING([--enable-timers], - [enable TIMER_BEGIN and TIMER_END macros [default=no]])], - [enable_timers=$enableval], [enable_timers=no]) - -if test $enable_timers = yes ; then - AC_DEFINE(PIXMAN_TIMERS, 1, [enable TIMER_BEGIN/TIMER_END macros]) -fi -AC_SUBST(PIXMAN_TIMERS) - -dnl =================================== -dnl gnuplot - -AC_ARG_ENABLE(gnuplot, - [AC_HELP_STRING([--enable-gnuplot], - [enable output of filters that can be piped to gnuplot [default=no]])], - [enable_gnuplot=$enableval], [enable_gnuplot=no]) - -if test $enable_gnuplot = yes ; then - AC_DEFINE(PIXMAN_GNUPLOT, 1, [enable output that can be piped to gnuplot]) -fi -AC_SUBST(PIXMAN_GNUPLOT) - -dnl =================================== -dnl GTK+ - -AC_ARG_ENABLE(gtk, - [AC_HELP_STRING([--enable-gtk], - [enable tests using GTK+ [default=auto]])], - [enable_gtk=$enableval], [enable_gtk=auto]) - -PKG_PROG_PKG_CONFIG - -if test $enable_gtk = yes ; then - AC_CHECK_LIB([pixman-1], [pixman_version_string]) - PKG_CHECK_MODULES(GTK, [gtk+-2.0 >= 2.16 pixman-1]) -fi - -if test $enable_gtk = auto ; then - AC_CHECK_LIB([pixman-1], [pixman_version_string], [enable_gtk=auto], [enable_gtk=no]) -fi - -if test $enable_gtk = auto ; then - PKG_CHECK_MODULES(GTK, [gtk+-2.0 >= 2.16 pixman-1], [enable_gtk=yes], [enable_gtk=no]) -fi - -AM_CONDITIONAL(HAVE_GTK, [test "x$enable_gtk" = xyes]) - -AC_SUBST(GTK_CFLAGS) -AC_SUBST(GTK_LIBS) - -dnl ===================================== -dnl posix_memalign, sigaction, alarm, gettimeofday - -AC_CHECK_FUNC(posix_memalign, have_posix_memalign=yes, have_posix_memalign=no) -if test x$have_posix_memalign = xyes; then - AC_DEFINE(HAVE_POSIX_MEMALIGN, 1, [Whether we have posix_memalign()]) -fi - -AC_CHECK_FUNC(sigaction, have_sigaction=yes, have_sigaction=no) -if test x$have_sigaction = xyes; then - AC_DEFINE(HAVE_SIGACTION, 1, [Whether we have sigaction()]) -fi - -AC_CHECK_FUNC(alarm, have_alarm=yes, have_alarm=no) -if test x$have_alarm = xyes; then - AC_DEFINE(HAVE_ALARM, 1, [Whether we have alarm()]) -fi - -AC_CHECK_HEADER([sys/mman.h], - [AC_DEFINE(HAVE_SYS_MMAN_H, [1], [Define to 1 if we have <sys/mman.h>])]) - -AC_CHECK_FUNC(mmap, have_mmap=yes, have_mmap=no) -if test x$have_mmap = xyes; then - AC_DEFINE(HAVE_MMAP, 1, [Whether we have mmap()]) -fi - -AC_CHECK_FUNC(mprotect, have_mprotect=yes, have_mprotect=no) -if test x$have_mprotect = xyes; then - AC_DEFINE(HAVE_MPROTECT, 1, [Whether we have mprotect()]) -fi - -AC_CHECK_FUNC(getpagesize, have_getpagesize=yes, have_getpagesize=no) -if test x$have_getpagesize = xyes; then - AC_DEFINE(HAVE_GETPAGESIZE, 1, [Whether we have getpagesize()]) -fi - -AC_CHECK_HEADER([fenv.h], - [AC_DEFINE(HAVE_FENV_H, [1], [Define to 1 if we have <fenv.h>])]) - -AC_CHECK_LIB(m, feenableexcept, have_feenableexcept=yes, have_feenableexcept=no) -if test x$have_feenableexcept = xyes; then - AC_DEFINE(HAVE_FEENABLEEXCEPT, 1, [Whether we have feenableexcept()]) -fi - -AC_CHECK_DECL([FE_DIVBYZERO], - [AC_DEFINE(HAVE_FEDIVBYZERO, 1, [Whether we have FE_DIVBYZERO])], - [], - [[#include <fenv.h>]]) - -AC_CHECK_FUNC(gettimeofday, have_gettimeofday=yes, have_gettimeofday=no) -AC_CHECK_HEADER(sys/time.h, have_sys_time_h=yes, have_sys_time_h=no) -if test x$have_gettimeofday = xyes && test x$have_sys_time_h = xyes; then - AC_DEFINE(HAVE_GETTIMEOFDAY, 1, [Whether we have gettimeofday()]) -fi - -dnl ===================================== -dnl Check for missing sqrtf() as, e.g., for Solaris 9 - -AC_SEARCH_LIBS([sqrtf], [m], [], - [AC_DEFINE([sqrtf], [sqrt], - [Define to sqrt if you do not have the `sqrtf' function.])]) - -dnl ===================================== -dnl Thread local storage - -AC_MSG_CHECKING(for thread local storage (TLS) support) -AC_CACHE_VAL(ac_cv_tls, [ - ac_cv_tls=none - keywords="__thread __declspec(thread)" - for kw in $keywords ; do - AC_TRY_COMPILE([ -#if defined(__MINGW32__) && !(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)) -#error This MinGW version has broken __thread support -#endif -#ifdef __OpenBSD__ -#error OpenBSD has broken __thread support -#endif - -int $kw test;], [], [ac_cv_tls=$kw; break]) - done -]) -AC_MSG_RESULT($ac_cv_tls) - -if test "$ac_cv_tls" != "none"; then - AC_DEFINE_UNQUOTED([TLS], $ac_cv_tls, [The compiler supported TLS storage class]) -fi - -dnl -dnl posix tls -dnl - -m4_define([pthread_test_program],AC_LANG_SOURCE([[dnl -#include <stdlib.h> -#include <pthread.h> - -static pthread_once_t once_control = PTHREAD_ONCE_INIT; -static pthread_key_t key; - -static void -make_key (void) -{ - pthread_key_create (&key, NULL); -} - -int -main () -{ - void *value = NULL; - - if (pthread_once (&once_control, make_key) != 0) - { - value = NULL; - } - else - { - value = pthread_getspecific (key); - if (!value) - { - value = malloc (100); - pthread_setspecific (key, value); - } - } - return 0; -} -]])) - -AC_DEFUN([PIXMAN_CHECK_PTHREAD],[dnl - if test "z$support_for_pthreads" != "zyes"; then - PIXMAN_LINK_WITH_ENV( - [$1], [pthread_test_program], - [PTHREAD_CFLAGS="$CFLAGS" - PTHREAD_LIBS="$LIBS" - PTHREAD_LDFLAGS="$LDFLAGS" - support_for_pthreads=yes]) - fi -]) - -support_for_pthreads=no - -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"]) - -if test $support_for_pthreads = yes; then - AC_DEFINE([HAVE_PTHREADS], [], [Whether pthreads is supported]) - if test $ac_cv_tls = none ; then - CFLAGS="$CFLAGS $PTHREAD_CFLAGS" - fi -fi - -AC_MSG_RESULT($support_for_pthreads) - -AC_SUBST(TOOLCHAIN_SUPPORTS__THREAD) -AC_SUBST(HAVE_PTHREADS) -AC_SUBST(PTHREAD_LDFLAGS) -AC_SUBST(PTHREAD_LIBS) -AC_SUBST(PTHREAD_CFLAGS) - -dnl ===================================== -dnl __attribute__((constructor)) - -support_for_attribute_constructor=no - -AC_MSG_CHECKING(for __attribute__((constructor))) -AC_LINK_IFELSE([AC_LANG_SOURCE([[ -#if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)) -/* attribute 'constructor' is supported since gcc 2.7, but some compilers - * may only pretend to be gcc, so let's try to actually use it - */ -static int x = 1; -static void __attribute__((constructor)) constructor_function () { x = 0; } -int main (void) { return x; } -#else -#error not gcc or gcc version is older than 2.7 -#endif -]])], support_for_attribute_constructor=yes) - -if test x$support_for_attribute_constructor = xyes; then - AC_DEFINE([TOOLCHAIN_SUPPORTS_ATTRIBUTE_CONSTRUCTOR], - [],[Whether the tool chain supports __attribute__((constructor))]) -fi - -AC_MSG_RESULT($support_for_attribute_constructor) -AC_SUBST(TOOLCHAIN_SUPPORTS_ATTRIBUTE_CONSTRUCTOR) - -dnl ===================================== -dnl __float128 - -support_for_float128=no - -AC_MSG_CHECKING(for __float128) -AC_LINK_IFELSE([AC_LANG_SOURCE([[ -__float128 a = 1.0Q, b = 2.0Q; int main (void) { return a + b; } -]])], support_for_float128=yes) - -if test x$support_for_float128 = xyes; then - AC_DEFINE([HAVE_FLOAT128], [], [Whether the tool chain supports __float128]) -fi - -AC_MSG_RESULT($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; 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Please" - echo " report any problems you find, either by sending email to " - echo - echo " pixman@lists.freedesktop.org" - echo - echo " or by filing a bug at " - echo - echo " https://bugs.freedesktop.org/enter_bug.cgi?product=pixman " - echo - echo " If you are looking for a stable release of pixman, please note " - echo " that stable releases have _even_ minor version numbers. Ie., " - echo " pixman-0.]m4_eval(pixman_minor & ~1)[.x are stable releases, whereas pixman-$PIXMAN_VERSION_MAJOR.$PIXMAN_VERSION_MINOR.$PIXMAN_VERSION_MICRO is a " - echo " development snapshot that may contain bugs and experimental " - echo " features. " - echo - echo "@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@" - echo -]) |