docs: mark explicit byte offsets as DONE
[mesa.git] / configure.ac
index 40168715fc677624803225bd870599506b84f857..3b7703088fb71e8b8c61e1ea6bf005be3f3ec4b8 100644 (file)
@@ -72,9 +72,9 @@ LIBDRM_REQUIRED=2.4.60
 LIBDRM_RADEON_REQUIRED=2.4.56
 LIBDRM_AMDGPU_REQUIRED=2.4.63
 LIBDRM_INTEL_REQUIRED=2.4.61
-LIBDRM_NVVIEUX_REQUIRED=2.4.33
-LIBDRM_NOUVEAU_REQUIRED=2.4.62
-LIBDRM_FREEDRENO_REQUIRED=2.4.65
+LIBDRM_NVVIEUX_REQUIRED=2.4.66
+LIBDRM_NOUVEAU_REQUIRED=2.4.66
+LIBDRM_FREEDRENO_REQUIRED=2.4.67
 DRI2PROTO_REQUIRED=2.6
 DRI3PROTO_REQUIRED=1.0
 PRESENTPROTO_REQUIRED=1.0
@@ -98,7 +98,7 @@ AC_PROG_CXX
 AM_PROG_CC_C_O
 AM_PROG_AS
 AX_CHECK_GNU_MAKE
-AC_CHECK_PROGS([PYTHON2], [python2 python])
+AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
 AC_PROG_SED
 AC_PROG_MKDIR_P
 
@@ -197,6 +197,13 @@ if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
     fi
 fi
 
+dnl We don't support building Mesa with Sun C compiler
+dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
+AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
+if test "x$SUNCC" = xyes; then
+    AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
+fi
+
 dnl Check for compiler builtins
 AX_GCC_BUILTIN([__builtin_bswap32])
 AX_GCC_BUILTIN([__builtin_bswap64])
@@ -238,7 +245,7 @@ _SAVE_LDFLAGS="$LDFLAGS"
 _SAVE_CPPFLAGS="$CPPFLAGS"
 
 dnl Compiler macros
-DEFINES="-D__STDC_LIMIT_MACROS"
+DEFINES="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS"
 AC_SUBST([DEFINES])
 case "$host_os" in
 linux*|*-gnu*|gnu*)
@@ -298,8 +305,7 @@ if test "x$GCC" = xyes; then
 
     # Flags to help ensure that certain portions of the code -- and only those
     # portions -- can be built with MSVC:
-    # - src/util, src/gallium/auxiliary, and src/gallium/drivers/llvmpipe needs
-    #   to build with Windows SDK 7.0.7600, which bundles MSVC 2008
+    # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
     # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
     #   supports most of C99)
     # - the rest has no compiler compiler restrictions
@@ -316,9 +322,6 @@ if test "x$GCC" = xyes; then
                    AC_MSG_RESULT([yes])],
                    AC_MSG_RESULT([no]));
     CFLAGS="$save_CFLAGS"
-
-    MSVC2008_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=declaration-after-statement"
-    MSVC2008_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS"
 fi
 if test "x$GXX" = xyes; then
     CXXFLAGS="$CXXFLAGS -Wall"
@@ -346,8 +349,6 @@ fi
 
 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
-AC_SUBST([MSVC2008_COMPAT_CFLAGS])
-AC_SUBST([MSVC2008_COMPAT_CXXFLAGS])
 
 dnl even if the compiler appears to support it, using visibility attributes isn't
 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
@@ -376,10 +377,11 @@ save_CFLAGS="$CFLAGS"
 CFLAGS="$SSE41_CFLAGS $CFLAGS"
 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 #include <smmintrin.h>
+int param;
 int main () {
-    __m128i a = _mm_set1_epi32 (0), b = _mm_set1_epi32 (0), c;
+    __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
     c = _mm_max_epu32(a, b);
-    return 0;
+    return _mm_cvtsi128_si32(c);
 }]])], SSE41_SUPPORTED=1)
 CFLAGS="$save_CFLAGS"
 if test "x$SSE41_SUPPORTED" = x1; then
@@ -388,6 +390,61 @@ fi
 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 
+dnl Check for Endianness
+AC_C_BIGENDIAN(
+   little_endian=no,
+   little_endian=yes,
+   little_endian=no,
+   little_endian=no
+)
+
+dnl Check for POWER8 Architecture
+PWR8_CFLAGS="-mpower8-vector"
+have_pwr8_intrinsics=no
+AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
+save_CFLAGS=$CFLAGS
+CFLAGS="$PWR8_CFLAGS $CFLAGS"
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+#if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
+#error "Need GCC >= 4.8 for sane POWER8 support"
+#endif
+#include <altivec.h>
+int main () {
+    vector unsigned char r;
+    vector unsigned int v = vec_splat_u32 (1);
+    r = __builtin_vec_vgbbd ((vector unsigned char) v);
+    return 0;
+}]])], have_pwr8_intrinsics=yes)
+CFLAGS=$save_CFLAGS
+
+AC_ARG_ENABLE(pwr8,
+   [AC_HELP_STRING([--disable-pwr8-inst],
+                   [disable POWER8-specific instructions])],
+   [enable_pwr8=$enableval], [enable_pwr8=auto])
+
+if test "x$enable_pwr8" = xno ; then
+   have_pwr8_intrinsics=disabled
+fi
+
+if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
+   DEFINES="$DEFINES -D_ARCH_PWR8"
+   CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
+   CFLAGS="$CFLAGS $PWR8_CFLAGS"
+else
+   PWR8_CFLAGS=
+fi
+
+AC_MSG_RESULT($have_pwr8_intrinsics)
+if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
+   AC_MSG_ERROR([POWER8 compiler support not detected])
+fi
+
+if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
+   AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
+fi
+
+AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
+
 dnl Can't have static and shared libraries, default to static if user
 dnl explicitly requested. If both disabled, set to static since shared
 dnl was explicitly requested.
@@ -413,8 +470,29 @@ AC_ARG_ENABLE([debug],
     [enable_debug="$enableval"],
     [enable_debug=no]
 )
+
+AC_ARG_ENABLE([profile],
+    [AS_HELP_STRING([--enable-profile],
+        [enable profiling of code @<:@default=disabled@:>@])],
+    [enable_profile="$enableval"],
+    [enable_profile=no]
+)
+
+if test "x$enable_profile" = xyes; then
+    DEFINES="$DEFINES -DPROFILE"
+    if test "x$GCC" = xyes; then
+        CFLAGS="$CFLAGS -fno-omit-frame-pointer"
+    fi
+    if test "x$GXX" = xyes; then
+        CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
+    fi
+fi
+
 if test "x$enable_debug" = xyes; then
     DEFINES="$DEFINES -DDEBUG"
+    if test "x$enable_profile" = xyes; then
+        AC_MSG_WARN([Debug and Profile are enabled at the same time])
+    fi
     if test "x$GCC" = xyes; then
         if ! echo "$CFLAGS" | grep -q -e '-g'; then
             CFLAGS="$CFLAGS -g"
@@ -1705,7 +1783,15 @@ AC_ARG_WITH([clang-libdir],
    [CLANG_LIBDIR=''])
 
 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
-AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;ELF_LIB=-lelf])
+PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
+
+if test "x$have_libelf" = xno; then
+   LIBELF_LIBS=''
+   LIBELF_CFLAGS=''
+   AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
+   AC_SUBST([LIBELF_LIBS])
+   AC_SUBST([LIBELF_CFLAGS])
+fi
 
 if test "x$enable_opencl" = xyes; then
     if test -z "$with_gallium_drivers"; then
@@ -2067,7 +2153,12 @@ gallium_require_drm_loader() {
     fi
 }
 
+dnl This is for Glamor. Skip this if OpenGL is disabled.
 require_egl_drm() {
+    if test "x$enable_opengl" = xno; then
+        return 0
+    fi
+
     case "$with_egl_platforms" in
         *drm*)
             ;;
@@ -2089,7 +2180,7 @@ radeon_llvm_check() {
     if test "x$enable_gallium_llvm" != "xyes"; then
         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
     fi
-    llvm_check_version_for "3" "5" "0" $1
+    llvm_check_version_for "3" "6" "0" $1
     if test true && $LLVM_CONFIG --targets-built | grep -iqvw $amdgpu_llvm_target_name ; then
         AC_MSG_ERROR([LLVM $amdgpu_llvm_target_name not enabled in your LLVM build.])
     fi
@@ -2100,6 +2191,16 @@ radeon_llvm_check() {
     fi
 }
 
+swr_llvm_check() {
+    gallium_require_llvm $1
+    if test ${LLVM_VERSION_INT} -lt 306; then
+        AC_MSG_ERROR([LLVM version 3.6 or later required when building $1])
+    fi
+    if test "x$enable_gallium_llvm" != "xyes"; then
+        AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
+    fi
+}
+
 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
 if test -n "$with_gallium_drivers"; then
     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
@@ -2172,6 +2273,30 @@ if test -n "$with_gallium_drivers"; then
                 HAVE_GALLIUM_LLVMPIPE=yes
             fi
             ;;
+        xswr)
+            AX_CXX_COMPILE_STDCXX([11], [noext], [mandatory])
+            swr_llvm_check "swr"
+
+            AC_MSG_CHECKING([whether $CXX supports AVX/AVX2])
+            AVX_CXXFLAGS="-march=core-avx-i"
+            AVX2_CXXFLAGS="-march=core-avx2"
+
+            AC_LANG_PUSH([C++])
+            save_CXXFLAGS="$CXXFLAGS"
+            CXXFLAGS="$AVX_CXXFLAGS $CXXFLAGS"
+            AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],[],
+                              [AC_MSG_ERROR([AVX compiler support not detected])])
+            CXXFLAGS="$save_CXXFLAGS"
+
+            save_CFLAGS="$CXXFLAGS"
+            CXXFLAGS="$AVX2_CXXFLAGS $CXXFLAGS"
+            AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],[],
+                              [AC_MSG_ERROR([AVX2 compiler support not detected])])
+            CXXFLAGS="$save_CXXFLAGS"
+            AC_LANG_POP([C++])
+
+            HAVE_GALLIUM_SWR=yes
+            ;;
         xvc4)
             HAVE_GALLIUM_VC4=yes
             gallium_require_drm "vc4"
@@ -2204,6 +2329,9 @@ dnl in LLVM_LIBS.
 
 if test "x$MESA_LLVM" != x0; then
 
+    if ! $LLVM_CONFIG --libs ${LLVM_COMPONENTS} >/dev/null; then
+       AC_MSG_ERROR([Calling ${LLVM_CONFIG} failed])
+    fi
     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
 
     dnl llvm-config may not give the right answer when llvm is a built as a
@@ -2258,6 +2386,7 @@ AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
+AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
 
@@ -2292,8 +2421,6 @@ if test "x$USE_VC4_SIMULATOR" = xyes -a "x$HAVE_GALLIUM_ILO" = xyes; then
     AC_MSG_ERROR([VC4 simulator on x86 replaces i965 driver build, so ilo must be disabled.])
 fi
 
-AC_SUBST([ELF_LIB])
-
 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
 AM_CONDITIONAL(HAVE_X11_DRIVER, test "x$enable_xlib_glx" = xyes)
 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
@@ -2346,6 +2473,7 @@ CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
 dnl Substitute the config
 AC_CONFIG_FILES([Makefile
                src/Makefile
+               src/compiler/Makefile
                src/egl/Makefile
                src/egl/main/egl.pc
                src/egl/wayland/wayland-drm/Makefile
@@ -2368,6 +2496,9 @@ AC_CONFIG_FILES([Makefile
                src/gallium/drivers/rbug/Makefile
                src/gallium/drivers/softpipe/Makefile
                src/gallium/drivers/svga/Makefile
+               src/gallium/drivers/swr/Makefile
+               src/gallium/drivers/swr/avx/Makefile
+               src/gallium/drivers/swr/avx2/Makefile
                src/gallium/drivers/trace/Makefile
                src/gallium/drivers/vc4/Makefile
                src/gallium/drivers/virgl/Makefile
@@ -2415,7 +2546,6 @@ AC_CONFIG_FILES([Makefile
                src/gallium/winsys/virgl/vtest/Makefile
                src/gbm/Makefile
                src/gbm/main/gbm.pc
-               src/glsl/Makefile
                src/glx/Makefile
                src/glx/apple/Makefile
                src/glx/tests/Makefile