imx: gallium driver for imx-drm scanout driver
[mesa.git] / configure.ac
index cc9bc4758b82ef9bb2693c7e954b8a4912b787d7..49c5e256f2b599d032e60ddbcb2114881f7f5a60 100644 (file)
@@ -74,11 +74,12 @@ LIBDRM_AMDGPU_REQUIRED=2.4.63
 LIBDRM_INTEL_REQUIRED=2.4.61
 LIBDRM_NVVIEUX_REQUIRED=2.4.66
 LIBDRM_NOUVEAU_REQUIRED=2.4.66
-LIBDRM_FREEDRENO_REQUIRED=2.4.67
+LIBDRM_FREEDRENO_REQUIRED=2.4.74
+LIBDRM_VC4_REQUIRED=2.4.69
+LIBDRM_ETNAVIV_REQUIRED=2.4.74
 DRI2PROTO_REQUIRED=2.6
 DRI3PROTO_REQUIRED=1.0
 PRESENTPROTO_REQUIRED=1.0
-LIBUDEV_REQUIRED=151
 GLPROTO_REQUIRED=1.4.14
 LIBOMXIL_BELLAGIO_REQUIRED=0.0
 LIBVA_REQUIRED=0.38.0
@@ -89,7 +90,16 @@ XCBDRI2_REQUIRED=1.8
 XCBGLX_REQUIRED=1.8.1
 XSHMFENCE_REQUIRED=1.1
 XVMC_REQUIRED=1.0.6
-PYTHON_MAKO_REQUIRED=0.3.4
+PYTHON_MAKO_REQUIRED=0.8.0
+LIBSENSORS_REQUIRED=4.0.0
+
+dnl LLVM versions
+LLVM_REQUIRED_GALLIUM=3.3.0
+LLVM_REQUIRED_OPENCL=3.6.0
+LLVM_REQUIRED_R600=3.6.0
+LLVM_REQUIRED_RADEONSI=3.6.0
+LLVM_REQUIRED_RADV=3.9.0
+LLVM_REQUIRED_SWR=3.6.0
 
 dnl Check for progs
 AC_PROG_CPP
@@ -108,6 +118,7 @@ LT_PREREQ([2.2])
 LT_INIT([disable-static])
 
 AC_CHECK_PROG(RM, rm, [rm -f])
+AC_CHECK_PROG(XXD, xxd, [xxd])
 
 AX_PROG_BISON([],
               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
@@ -225,6 +236,7 @@ AX_GCC_FUNC_ATTRIBUTE([packed])
 AX_GCC_FUNC_ATTRIBUTE([pure])
 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 AX_GCC_FUNC_ATTRIBUTE([unused])
+AX_GCC_FUNC_ATTRIBUTE([visibility])
 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 AX_GCC_FUNC_ATTRIBUTE([weak])
 
@@ -254,15 +266,12 @@ case "$host_os" in
 *-android)
     android=yes
     ;;
-linux*|*-gnu*|gnu*)
+linux*|*-gnu*|gnu*|cygwin*)
     DEFINES="$DEFINES -D_GNU_SOURCE"
     ;;
 solaris*)
     DEFINES="$DEFINES -DSVR4"
     ;;
-cygwin*)
-    DEFINES="$DEFINES -D_XOPEN_SOURCE=700"
-    ;;
 esac
 
 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
@@ -301,16 +310,9 @@ if test "x$GCC" = xyes; then
     # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
     CFLAGS=$save_CFLAGS
 
-    # Work around aliasing bugs - developers should comment this out
-    CFLAGS="$CFLAGS -fno-strict-aliasing"
-
     # We don't want floating-point math functions to set errno or trap
     CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math"
 
-    # gcc's builtin memcmp is slower than glibc's
-    # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
-    CFLAGS="$CFLAGS -fno-builtin-memcmp"
-
     # Flags to help ensure that certain portions of the code -- and only those
     # portions -- can be built with MSVC:
     # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
@@ -347,12 +349,8 @@ if test "x$GXX" = xyes; then
     # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
     CXXFLAGS=$save_CXXFLAGS
 
-    # Work around aliasing bugs - developers should comment this out
-    CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
-
-    # gcc's builtin memcmp is slower than glibc's
-    # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
-    CXXFLAGS="$CXXFLAGS -fno-builtin-memcmp"
+    # We don't want floating-point math functions to set errno or trap
+    CXXFLAGS="$CXXFLAGS -fno-math-errno -fno-trapping-math"
 fi
 
 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
@@ -398,6 +396,17 @@ fi
 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 
+dnl Check for new-style atomic builtins
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+int main() {
+    int n;
+    return __atomic_load_n(&n, __ATOMIC_ACQUIRE);
+}]])], GCC_ATOMIC_BUILTINS_SUPPORTED=1)
+if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" = x1; then
+    DEFINES="$DEFINES -DUSE_GCC_ATOMIC_BUILTINS"
+fi
+AM_CONDITIONAL([GCC_ATOMIC_BUILTINS_SUPPORTED], [test x$GCC_ATOMIC_BUILTINS_SUPPORTED = x1])
+
 dnl Check for Endianness
 AC_C_BIGENDIAN(
    little_endian=no,
@@ -783,6 +792,7 @@ if test "x$enable_asm" = xyes; then
     esac
 fi
 
+AC_HEADER_MAJOR
 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
@@ -822,12 +832,27 @@ if test "x$ax_pthread_ok" = xno; then
 fi
 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 dnl to -pthread, which causes problems if we need -lpthread to appear in
-dnl pkgconfig files.
-test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
+dnl pkgconfig files.  Since Android doesn't have a pthread lib, this check
+dnl is not valid for that platform.
+if test "x$android" = xno; then
+    test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
+fi
 
-PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
-AC_SUBST(PTHREADSTUBS_CFLAGS)
-AC_SUBST(PTHREADSTUBS_LIBS)
+dnl pthread-stubs is mandatory on targets where it exists
+case "$host_os" in
+cygwin* )
+    pthread_stubs_possible="no"
+    ;;
+* )
+    pthread_stubs_possible="yes"
+    ;;
+esac
+
+if test "x$pthread_stubs_possible" = xyes; then
+    PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
+    AC_SUBST(PTHREADSTUBS_CFLAGS)
+    AC_SUBST(PTHREADSTUBS_LIBS)
+fi
 
 dnl SELinux awareness.
 AC_ARG_ENABLE([selinux],
@@ -847,6 +872,211 @@ fi
 AC_SUBST([SELINUX_CFLAGS])
 AC_SUBST([SELINUX_LIBS])
 
+dnl
+dnl LLVM
+dnl
+AC_ARG_ENABLE([llvm-shared-libs],
+    [AS_HELP_STRING([--enable-llvm-shared-libs],
+        [link with LLVM shared libraries @<:@default=enabled@:>@])],
+    [enable_llvm_shared_libs="$enableval"],
+    [enable_llvm_shared_libs=yes])
+
+AC_ARG_WITH([llvm-prefix],
+    [AS_HELP_STRING([--with-llvm-prefix],
+        [Prefix for LLVM installations in non-standard locations])],
+    [llvm_prefix="$withval"],
+    [llvm_prefix=''])
+
+PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
+if test "x$have_libelf" = xno; then
+   LIBELF_LIBS=''
+   LIBELF_CFLAGS=''
+   AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
+   AC_SUBST([LIBELF_LIBS])
+   AC_SUBST([LIBELF_CFLAGS])
+fi
+
+if test -z "$LLVM_CONFIG"; then
+    if test -n "$llvm_prefix"; then
+        AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
+    else
+        AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
+    fi
+fi
+
+llvm_add_component() {
+    new_llvm_component=$1
+    driver_name=$2
+
+    if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
+        LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
+    else
+        AC_MSG_ERROR([LLVM component '$new_llvm_component' not enabled in your LLVM build. Required by $driver_name.])
+    fi
+}
+
+llvm_add_default_components() {
+    driver_name=$1
+
+    # Required default components
+    llvm_add_component "bitwriter" $driver_name
+    llvm_add_component "engine" $driver_name
+    llvm_add_component "mcdisassembler" $driver_name
+    llvm_add_component "mcjit" $driver_name
+
+    # Optional default components
+    if $LLVM_CONFIG --components | grep -iqw inteljitevents ; then
+        LLVM_COMPONENTS="$LLVM_COMPONENTS inteljitevents"
+    fi
+}
+
+llvm_add_target() {
+    new_llvm_target=$1
+    driver_name=$2
+
+    if $LLVM_CONFIG --targets-built | grep -iqw $new_llvm_target ; then
+        llvm_add_component $new_llvm_target $driver_name
+    else
+        AC_MSG_ERROR([LLVM target '$new_llvm_target' not enabled in your LLVM build. Required by $driver_name.])
+    fi
+}
+
+# Call this inside ` ` to get the return value.
+# $1 is the llvm-config command with arguments.
+strip_unwanted_llvm_flags() {
+    # Use \> (marks the end of the word)
+    echo `$1` | sed \
+        -e 's/-march=\S*//g' \
+        -e 's/-mtune=\S*//g' \
+        -e 's/-mcpu=\S*//g' \
+        -e 's/-DNDEBUG\>//g' \
+        -e 's/-D_GNU_SOURCE\>//g' \
+        -e 's/-pedantic\>//g' \
+        -e 's/-Wcovered-switch-default\>//g' \
+        -e 's/-O.\>//g' \
+        -e 's/-g\>//g' \
+        -e 's/-Wall\>//g' \
+        -e 's/-Wcast-qual\>//g' \
+        -e 's/-Woverloaded-virtual\>//g' \
+        -e 's/-fcolor-diagnostics\>//g' \
+        -e 's/-fdata-sections\>//g' \
+        -e 's/-ffunction-sections\>//g' \
+        -e 's/-fno-exceptions\>//g' \
+        -e 's/-fomit-frame-pointer\>//g' \
+        -e 's/-fvisibility-inlines-hidden\>//g' \
+        -e 's/-fPIC\>//g' \
+        -e 's/-fstack-protector-strong\>//g'
+}
+
+llvm_set_environment_variables() {
+    if test "x$LLVM_CONFIG" != xno; then
+        LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
+        LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
+        LLVM_BINDIR=`$LLVM_CONFIG --bindir`
+        LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
+        LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
+        LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
+        LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
+        LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
+
+        AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
+            [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
+        AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
+            [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
+        AC_COMPUTE_INT([LLVM_VERSION_PATCH], [LLVM_VERSION_PATCH],
+            [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
+
+        # Only needed for LLVM < 3.6.0
+        if test -z "$LLVM_VERSION_PATCH"; then
+            LLVM_VERSION_PATCH=0
+        fi
+
+        if test "$LLVM_VERSION_MINOR" -lt 10; then
+            LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
+        else
+            LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}${LLVM_VERSION_MINOR}"
+        fi
+
+        DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
+        MESA_LLVM=1
+    else
+        MESA_LLVM=0
+        LLVM_VERSION_INT=0
+    fi
+}
+
+llvm_check_version_for() {
+    if test "x$MESA_LLVM" = x0; then
+        AC_MSG_ERROR([LLVM $1 or newer is required for $2])
+        return
+    fi
+
+    llvm_target_version_major=`echo $1 | cut -d. -f1 | egrep -o '^[[0-9]]+'`
+    llvm_target_version_minor=`echo $1 | cut -d. -f2 | egrep -o '^[[0-9]]+'`
+    llvm_target_version_patch=`echo $1 | cut -d. -f3 | egrep -o '^[[0-9]]+'`
+
+    if test "$LLVM_VERSION_MAJOR" -gt "$llvm_target_version_major"; then
+        # major > required major
+        #  --> OK
+        return
+    fi
+
+    if test "$LLVM_VERSION_MAJOR" -eq "$llvm_target_version_major"; then
+        if test "$LLVM_VERSION_MINOR" -gt "$llvm_target_version_minor"; then
+            # major = required major and
+            # minor > required minor
+            #  --> OK
+            return
+        else
+            if test "$LLVM_VERSION_MINOR" -eq "$llvm_target_version_minor"; then
+                if test "$LLVM_VERSION_PATCH" -ge "$llvm_target_version_patch"; then
+                    # major = required major and
+                    # minor = required minor and
+                    # patch >= required patch
+                    #  --> OK
+                    return
+                fi
+            fi
+        fi
+    fi
+
+    AC_MSG_ERROR([LLVM $1 or newer is required for $2])
+}
+
+radeon_llvm_check() {
+    if test ${LLVM_VERSION_INT} -lt 307; then
+        amdgpu_llvm_target_name='r600'
+    else
+        amdgpu_llvm_target_name='amdgpu'
+    fi
+
+    llvm_check_version_for $*
+
+    llvm_add_target $amdgpu_llvm_target_name $2
+
+    llvm_add_default_components $2
+    llvm_add_component "bitreader" $2
+    llvm_add_component "ipo" $2
+
+    NEED_RADEON_LLVM=yes
+    if test "x$have_libelf" != xyes; then
+       AC_MSG_ERROR([$1 requires libelf when using llvm])
+    fi
+}
+
+llvm_set_environment_variables
+
+AC_SUBST([MESA_LLVM])
+AC_SUBST([LLVM_BINDIR])
+AC_SUBST([LLVM_CFLAGS])
+AC_SUBST([LLVM_CPPFLAGS])
+AC_SUBST([LLVM_CXXFLAGS])
+AC_SUBST([LLVM_LIBDIR])
+AC_SUBST([LLVM_LIBS])
+AC_SUBST([LLVM_LDFLAGS])
+AC_SUBST([LLVM_INCLUDEDIR])
+AC_SUBST([LLVM_VERSION])
+
 dnl Options for APIs
 AC_ARG_ENABLE([opengl],
     [AS_HELP_STRING([--disable-opengl],
@@ -870,6 +1100,32 @@ AC_ARG_ENABLE([dri],
     [enable_dri="$enableval"],
     [enable_dri=yes])
 
+AC_ARG_ENABLE([gallium-extra-hud],
+    [AS_HELP_STRING([--enable-gallium-extra-hud],
+        [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
+    [enable_gallium_extra_hud="$enableval"],
+    [enable_gallium_extra_hud=no])
+AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
+if test "x$enable_gallium_extra_hud" = xyes ; then
+    DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
+fi
+
+#TODO: no pkgconfig .pc available for libsensors.
+#PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
+AC_ARG_ENABLE([lmsensors],
+    [AS_HELP_STRING([--enable-lmsensors],
+        [enable HUD lmsensor support @<:@default=disabled@:>@])],
+    [enable_lmsensors="$enableval"],
+    [enable_lmsensors=no])
+AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
+if test "x$enable_lmsensors" = xyes ; then
+    DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
+    LIBSENSORS_LDFLAGS="-lsensors"
+else
+    LIBSENSORS_LDFLAGS=""
+fi
+AC_SUBST(LIBSENSORS_LDFLAGS)
+
 case "$host_os" in
 linux*)
     dri3_default=yes
@@ -916,9 +1172,16 @@ AC_ARG_ENABLE([xa],
     [enable_xa=no])
 AC_ARG_ENABLE([gbm],
    [AS_HELP_STRING([--enable-gbm],
-         [enable gbm library @<:@default=auto@:>@])],
+         [enable gbm library @<:@default=yes except cygwin@:>@])],
    [enable_gbm="$enableval"],
-   [enable_gbm=auto])
+   [case "$host_os" in
+       cygwin*)
+          enable_gbm=no
+          ;;
+       *)
+          enable_gbm=yes
+          ;;
+    esac])
 AC_ARG_ENABLE([nine],
     [AS_HELP_STRING([--enable-nine],
         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
@@ -971,7 +1234,7 @@ GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
 AC_ARG_WITH([gallium-drivers],
     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
         [comma delimited Gallium drivers list, e.g.
-        "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4,virgl"
+        "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4,virgl,etnaviv,imx"
         @<:@default=r300,r600,svga,swrast@:>@])],
     [with_gallium_drivers="$withval"],
     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
@@ -1060,6 +1323,7 @@ xno)
     ;;
 esac
 
+AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
@@ -1100,11 +1364,20 @@ if test "x$have_libdrm" = xyes; then
        DEFINES="$DEFINES -DHAVE_LIBDRM"
 fi
 
+require_libdrm() {
+    if test "x$have_libdrm" != xyes; then
+       AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
+    fi
+}
+
+
 # Select which platform-dependent DRI code gets built
 case "$host_os" in
 darwin*)
     dri_platform='apple' ;;
-gnu*|cygwin*)
+cygwin*)
+    dri_platform='windows' ;;
+gnu*)
     dri_platform='none' ;;
 *)
     dri_platform='drm' ;;
@@ -1120,6 +1393,9 @@ AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
+AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
+AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
+AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
 
 AC_ARG_ENABLE([shared-glapi],
     [AS_HELP_STRING([--enable-shared-glapi],
@@ -1156,8 +1432,6 @@ if test "x$enable_gallium_osmesa" = xyes; then
     fi
 fi
 
-AC_SUBST([MESA_LLVM])
-
 # SHA1 hashing
 AC_ARG_WITH([sha1],
         [AS_HELP_STRING([--with-sha1=libc|libmd|libnettle|libgcrypt|libcrypto|libsha1|CommonCrypto|CryptoAPI],
@@ -1299,24 +1573,9 @@ if test "x$with_sha1" = "x"; then
         AC_MSG_ERROR([Cannot enable shader cache (no SHA-1 implementation found)])
     fi
 fi
-AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$enable_shader_cache = xyes])
-
-case "$host_os" in
-linux*)
-    need_pci_id=yes ;;
-*)
-    need_pci_id=no ;;
-esac
-
-PKG_CHECK_MODULES([LIBUDEV], [libudev >= $LIBUDEV_REQUIRED],
-                  have_libudev=yes, have_libudev=no)
-
-AC_ARG_ENABLE([sysfs],
-    [AS_HELP_STRING([--enable-sysfs],
-        [enable /sys PCI identification @<:@default=disabled@:>@])],
-    [have_sysfs="$enableval"],
-    [have_sysfs=no]
-)
+if test "x$enable_shader_cache" = "xyes"; then
+   AC_DEFINE([ENABLE_SHADER_CACHE], [1], [Enable shader cache])
+fi
 
 if test "x$enable_dri" = xyes; then
     if test "$enable_static" = yes; then
@@ -1360,9 +1619,7 @@ xdri)
     if test x"$driglx_direct" = xyes; then
         if test x"$dri_platform" = xdrm ; then
             DEFINES="$DEFINES -DGLX_USE_DRM"
-            if test "x$have_libdrm" != xyes; then
-               AC_MSG_ERROR([Direct rendering requires libdrm >= $LIBDRM_REQUIRED])
-            fi
+            require_libdrm "Direct rendering"
 
             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
@@ -1384,6 +1641,9 @@ xdri)
         if test x"$dri_platform" = xapple ; then
             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
         fi
+        if test x"$dri_platform" = xwindows ; then
+            DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
+        fi
     fi
 
     # add xf86vidmode if available
@@ -1403,17 +1663,6 @@ xdri)
     ;;
 esac
 
-have_pci_id=no
-if test "$have_libudev" = yes; then
-    DEFINES="$DEFINES -DHAVE_LIBUDEV"
-    have_pci_id=yes
-fi
-
-if test "$have_sysfs" = yes; then
-    DEFINES="$DEFINES -DHAVE_SYSFS"
-    have_pci_id=yes
-fi
-
 # This is outside the case (above) so that it is invoked even for non-GLX
 # builds.
 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
@@ -1457,13 +1706,14 @@ dnl
 
 AC_ARG_ENABLE([glx-tls],
     [AS_HELP_STRING([--enable-glx-tls],
-        [enable TLS support in GLX @<:@default=disabled@:>@])],
+        [enable TLS support in GLX @<:@default=enabled@:>@])],
     [GLX_USE_TLS="$enableval"],
-    [GLX_USE_TLS=no])
+    [GLX_USE_TLS=yes])
 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
 
-AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
-      [DEFINES="${DEFINES} -DGLX_USE_TLS"])
+if test "x$GLX_USE_TLS" = xyes; then
+    DEFINES="$DEFINES -DGLX_USE_TLS"
+fi
 
 dnl Read-only text section on x86 hardened platforms
 AC_ARG_ENABLE([glx-read-only-text],
@@ -1522,10 +1772,6 @@ if test "x$enable_dri" = xyes; then
             DEFINES="$DEFINES -DHAVE_DRI3"
         fi
 
-        if test "x$have_pci_id" != xyes; then
-            AC_MSG_ERROR([libudev-dev or sysfs required for building DRI])
-        fi
-
         case "$host_cpu" in
         powerpc* | sparc*)
             # Build only the drivers for cards that exist on PowerPC/sparc
@@ -1638,9 +1884,9 @@ esac
 
 AC_ARG_WITH([vulkan-icddir],
     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
-        [directory for the Vulkan driver icd files @<:@${sysconfdir}/vulkan/icd.d@:>@])],
+        [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
     [VULKAN_ICD_INSTALL_DIR="$withval"],
-    [VULKAN_ICD_INSTALL_DIR='${sysconfdir}/vulkan/icd.d'])
+    [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
 
 if test -n "$with_vulkan_drivers"; then
@@ -1657,6 +1903,14 @@ if test -n "$with_vulkan_drivers"; then
             HAVE_INTEL_VULKAN=yes;
 
             ;;
+        xradeon)
+            PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
+            radeon_llvm_check $LLVM_REQUIRED_RADV "radv"
+            HAVE_RADEON_VULKAN=yes;
+            if test "x$with_sha1" == "x"; then
+                AC_MSG_ERROR([radv vulkan driver requires SHA1])
+            fi
+           ;;
         *)
             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
             ;;
@@ -1717,19 +1971,7 @@ AC_SUBST([OSMESA_PC_LIB_PRIV])
 dnl
 dnl gbm configuration
 dnl
-if test "x$enable_gbm" = xauto; then
-    case "$with_egl_platforms" in
-        *drm*)
-            enable_gbm=yes ;;
-         *)
-            enable_gbm=no ;;
-    esac
-fi
 if test "x$enable_gbm" = xyes; then
-    if test "x$need_pci_id$have_pci_id" = xyesno; then
-        AC_MSG_ERROR([gbm requires udev >= $LIBUDEV_REQUIRED or sysfs])
-    fi
-
     if test "x$enable_dri" = xyes; then
         if test "x$enable_shared_glapi" = xno; then
             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
@@ -1744,11 +1986,8 @@ if test "x$enable_gbm" = xyes; then
     fi
 fi
 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
-if test "x$need_pci_id$have_libudev" = xyesyes; then
-    GBM_PC_REQ_PRIV="libudev >= $LIBUDEV_REQUIRED"
-else
-    GBM_PC_REQ_PRIV=""
-fi
+# FINISHME: GBM has a number of dependencies which we should add below
+GBM_PC_REQ_PRIV=""
 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
 AC_SUBST([GBM_PC_REQ_PRIV])
 AC_SUBST([GBM_PC_LIB_PRIV])
@@ -1906,15 +2145,6 @@ AC_ARG_WITH([clang-libdir],
    [CLANG_LIBDIR=''])
 
 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
-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
@@ -1948,27 +2178,37 @@ if test "x$enable_opencl" = xyes; then
     if test "x$have_libelf" != xyes; then
        AC_MSG_ERROR([Clover requires libelf])
     fi
+
+    llvm_check_version_for $LLVM_REQUIRED_OPENCL "opencl"
+
+    llvm_add_default_components "opencl"
+    llvm_add_component "all-targets" "opencl"
+    llvm_add_component "linker" "opencl"
+    llvm_add_component "instrumentation" "opencl"
+    llvm_add_component "ipo" "opencl"
+    llvm_add_component "irreader" "opencl"
+    llvm_add_component "option" "opencl"
+    llvm_add_component "objcarcopts" "opencl"
+    llvm_add_component "profiledata" "opencl"
+
+    dnl Check for Clang internal headers
+    if test -z "$CLANG_LIBDIR"; then
+        CLANG_LIBDIR=${LLVM_LIBDIR}
+    fi
+    CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
+    AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
+        [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
 fi
 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
 AC_SUBST([OPENCL_LIBNAME])
+AC_SUBST([CLANG_RESOURCE_DIR])
 
 dnl
 dnl Gallium configuration
 dnl
 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
 
-AC_SUBST([LLVM_BINDIR])
-AC_SUBST([LLVM_CFLAGS])
-AC_SUBST([LLVM_CPPFLAGS])
-AC_SUBST([LLVM_CXXFLAGS])
-AC_SUBST([LLVM_LIBDIR])
-AC_SUBST([LLVM_LIBS])
-AC_SUBST([LLVM_LDFLAGS])
-AC_SUBST([LLVM_INCLUDEDIR])
-AC_SUBST([LLVM_VERSION])
-AC_SUBST([CLANG_RESOURCE_DIR])
-
 case "x$enable_opengl$enable_gles1$enable_gles2" in
 x*yes*)
     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
@@ -1987,17 +2227,21 @@ AC_ARG_WITH([egl-platforms],
         "x11,drm" @<:@default=auto@:>@])],
     [with_egl_platforms="$withval"],
     [if test "x$enable_egl" = xyes; then
-       with_egl_platforms="x11"
+        if test "x$enable_gbm" = xyes; then
+           with_egl_platforms="x11,drm"
+        else
+           with_egl_platforms="x11"
+        fi
     else
-       with_egl_platforms=""
+        with_egl_platforms=""
     fi])
 
 if test "x$with_egl_platforms" != "x" -a "x$enable_egl" != xyes; then
     AC_MSG_ERROR([cannot build egl state tracker without EGL library])
 fi
 
-PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland_scanner],
-        WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland_scanner`,
+PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
+        WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
         WAYLAND_SCANNER='')
 if test "x$WAYLAND_SCANNER" = x; then
     AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner])
@@ -2008,8 +2252,6 @@ egl_platforms=`IFS=', '; echo $with_egl_platforms`
 for plat in $egl_platforms; do
        case "$plat" in
        wayland)
-               test "x$have_libdrm" != xyes &&
-                       AC_MSG_ERROR([EGL platform wayland requires libdrm >= $LIBDRM_REQUIRED])
 
                PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
 
@@ -2025,16 +2267,13 @@ for plat in $egl_platforms; do
        drm)
                test "x$enable_gbm" = "xno" &&
                        AC_MSG_ERROR([EGL platform drm needs gbm])
-               test "x$have_libdrm" != xyes &&
-                       AC_MSG_ERROR([EGL platform drm requires libdrm >= $LIBDRM_REQUIRED])
                ;;
 
        surfaceless)
-               test "x$have_libdrm" != xyes &&
-                       AC_MSG_ERROR([EGL platform surfaceless requires libdrm >= $LIBDRM_REQUIRED])
                ;;
 
        android)
+               PKG_CHECK_MODULES([ANDROID], [cutils hardware sync])
                ;;
 
        *)
@@ -2042,10 +2281,11 @@ for plat in $egl_platforms; do
                ;;
        esac
 
-        case "$plat$need_pci_id$have_pci_id" in
-                waylandyesno|drmyesno)
-                    AC_MSG_ERROR([cannot build $plat platform without udev >= $LIBUDEV_REQUIRED or sysfs]) ;;
-        esac
+       case "$plat" in
+       wayland|drm|surfaceless)
+               require_libdrm "Platform $plat"
+               ;;
+       esac
 done
 
 # libEGL wants to default to the first platform specified in
@@ -2084,54 +2324,6 @@ AC_ARG_ENABLE([gallium-llvm],
     [enable_gallium_llvm="$enableval"],
     [enable_gallium_llvm=auto])
 
-AC_ARG_ENABLE([llvm-shared-libs],
-    [AS_HELP_STRING([--enable-llvm-shared-libs],
-        [link with LLVM shared libraries @<:@default=enabled@:>@])],
-    [enable_llvm_shared_libs="$enableval"],
-    [enable_llvm_shared_libs=yes])
-
-AC_ARG_WITH([llvm-prefix],
-    [AS_HELP_STRING([--with-llvm-prefix],
-        [Prefix for LLVM installations in non-standard locations])],
-    [llvm_prefix="$withval"],
-    [llvm_prefix=''])
-
-
-# Call this inside ` ` to get the return value.
-# $1 is the llvm-config command with arguments.
-strip_unwanted_llvm_flags() {
-    # Use \> (marks the end of the word)
-    echo `$1` | sed \
-       -e 's/-march=\S*//g' \
-       -e 's/-mtune=\S*//g' \
-       -e 's/-mcpu=\S*//g' \
-       -e 's/-DNDEBUG\>//g' \
-       -e 's/-D_GNU_SOURCE\>//g' \
-       -e 's/-pedantic\>//g' \
-       -e 's/-Wcovered-switch-default\>//g' \
-       -e 's/-O.\>//g' \
-       -e 's/-g\>//g' \
-       -e 's/-Wall\>//g' \
-       -e 's/-Wcast-qual\>//g' \
-       -e 's/-Woverloaded-virtual\>//g' \
-       -e 's/-fcolor-diagnostics\>//g' \
-       -e 's/-fdata-sections\>//g' \
-       -e 's/-ffunction-sections\>//g' \
-       -e 's/-fno-exceptions\>//g' \
-       -e 's/-fomit-frame-pointer\>//g' \
-       -e 's/-fvisibility-inlines-hidden\>//g' \
-       -e 's/-fPIC\>//g' \
-       -e 's/-fstack-protector-strong\>//g'
-}
-
-llvm_check_version_for() {
-    if test "${LLVM_VERSION_INT}${LLVM_VERSION_PATCH}" -lt "${1}0${2}${3}"; then
-        AC_MSG_ERROR([LLVM $1.$2.$3 or newer is required for $4])
-    fi
-}
-
-
-
 if test -z "$with_gallium_drivers"; then
     enable_gallium_llvm=no
 fi
@@ -2140,77 +2332,6 @@ if test "x$enable_gallium_llvm" = xauto; then
     i*86|x86_64|amd64) enable_gallium_llvm=yes;;
     esac
 fi
-if test "x$enable_gallium_llvm" = xyes; then
-    if test -n "$llvm_prefix"; then
-        AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
-    else
-        AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
-    fi
-
-    if test "x$LLVM_CONFIG" != xno; then
-        LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
-        LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
-        LLVM_BINDIR=`$LLVM_CONFIG --bindir`
-        LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
-        LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
-        LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
-        LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
-        LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
-
-        AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
-            [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
-        AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
-            [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
-
-        LLVM_VERSION_PATCH=`echo $LLVM_VERSION | cut -d. -f3 | egrep -o '^[[0-9]]+'`
-        if test -z "$LLVM_VERSION_PATCH"; then
-            LLVM_VERSION_PATCH=0
-        fi
-
-        if test -n "${LLVM_VERSION_MAJOR}"; then
-            LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
-        else
-            LLVM_VERSION_INT=`echo $LLVM_VERSION | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\10\2/g'`
-        fi
-
-        LLVM_REQUIRED_VERSION_MAJOR="3"
-        LLVM_REQUIRED_VERSION_MINOR="3"
-        if test "$LLVM_VERSION_INT" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}"; then
-            AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
-        fi
-
-        LLVM_COMPONENTS="engine bitwriter mcjit mcdisassembler"
-
-        if test "x$enable_opencl" = xyes; then
-            llvm_check_version_for "3" "5" "0" "opencl"
-
-            LLVM_COMPONENTS="${LLVM_COMPONENTS} all-targets ipo linker instrumentation"
-            LLVM_COMPONENTS="${LLVM_COMPONENTS} irreader option objcarcopts profiledata"
-        fi
-        DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
-        MESA_LLVM=1
-
-        dnl Check for Clang internal headers
-        if test "x$enable_opencl" = xyes; then
-            if test -z "$CLANG_LIBDIR"; then
-                CLANG_LIBDIR=${LLVM_LIBDIR}
-            fi
-            CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
-            AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
-                [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
-        fi
-    else
-        MESA_LLVM=0
-        LLVM_VERSION_INT=0
-    fi
-else
-    MESA_LLVM=0
-    LLVM_VERSION_INT=0
-
-    if test "x$enable_opencl" = xyes; then
-        AC_MSG_ERROR([cannot enable OpenCL without LLVM])
-    fi
-fi
 
 dnl Directory for XVMC libs
 AC_ARG_WITH([xvmc-libdir],
@@ -2261,73 +2382,75 @@ AC_SUBST([D3D_DRIVER_INSTALL_DIR])
 dnl
 dnl Gallium helper functions
 dnl
-gallium_require_drm() {
-    if test "x$have_libdrm" != xyes; then
-       AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
-    fi
-}
-
 gallium_require_llvm() {
-    if test "x$MESA_LLVM" = x0; then
-        case "$host" in *gnux32) return;; esac
-        case "$host_cpu" in
-        i*86|x86_64|amd64) AC_MSG_ERROR([LLVM is required to build $1 on x86 and x86_64]);;
-        esac
-    fi
-}
-
-gallium_require_drm_loader() {
-    if test "x$need_pci_id$have_pci_id" = xyesno; then
-        AC_MSG_ERROR([Gallium drm loader requires libudev >= $LIBUDEV_REQUIRED or sysfs])
+    if test "x$enable_gallium_llvm" = "xyes"; then
+        llvm_check_version_for $LLVM_REQUIRED_GALLIUM "gallium"
+    else
+        AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
     fi
 }
 
-dnl This is for Glamor. Skip this if OpenGL is disabled.
-require_egl_drm() {
-    if test "x$enable_opengl" = xno; then
-        return 0
-    fi
-
+dnl
+dnl DRM is needed by X, Wayland, and offscreen rendering.
+dnl Surfaceless is an alternative for the last one.
+dnl
+require_basic_egl() {
     case "$with_egl_platforms" in
-        *drm*)
+        *drm*|*surfaceless*)
             ;;
-         *)
-            AC_MSG_ERROR([--with-egl-platforms=drm is required to build the $1 driver.])
+        *)
+            AC_MSG_ERROR([$1 requires one of these:
+                  1) --with-egl-platforms=drm (X, Wayland, offscreen rendering based on DRM)
+                  2) --with-egl-platforms=surfaceless (offscreen only)
+                  Recommended options: drm,x11])
             ;;
     esac
-    if test "x$enable_gbm" != xyes; then
-            AC_MSG_ERROR([--enable-gbm is required to build the $1 driver.])
-    fi
 }
 
-radeon_llvm_check() {
-    if test ${LLVM_VERSION_INT} -lt 307; then
-        amdgpu_llvm_target_name='r600'
-    else
-        amdgpu_llvm_target_name='amdgpu'
-    fi
+radeon_gallium_llvm_check() {
     if test "x$enable_gallium_llvm" != "xyes"; then
-        AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
-    fi
-    llvm_check_version_for "3" "6" "0" $1
-    if test true && $LLVM_CONFIG --targets-built | grep -iqvw $amdgpu_llvm_target_name ; then
-        AC_MSG_ERROR([LLVM $amdgpu_llvm_target_name not enabled in your LLVM build.])
-    fi
-    LLVM_COMPONENTS="${LLVM_COMPONENTS} $amdgpu_llvm_target_name bitreader ipo"
-    NEED_RADEON_LLVM=yes
-    if test "x$have_libelf" != xyes; then
-       AC_MSG_ERROR([$1 requires libelf when using llvm])
+        AC_MSG_ERROR([--enable-gallium-llvm is required when building $2])
     fi
+    radeon_llvm_check $*
 }
 
-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])
+swr_require_cxx_feature_flags() {
+    feature_name="$1"
+    preprocessor_test="$2"
+    option_list="$3"
+    output_var="$4"
+
+    AC_MSG_CHECKING([whether $CXX supports $feature_name])
+    AC_LANG_PUSH([C++])
+    save_CXXFLAGS="$CXXFLAGS"
+    save_IFS="$IFS"
+    IFS=","
+    found=0
+    for opts in $option_list
+    do
+        unset IFS
+        CXXFLAGS="$opts $save_CXXFLAGS"
+        AC_COMPILE_IFELSE(
+            [AC_LANG_PROGRAM(
+                [   #if !($preprocessor_test)
+                    #error
+                    #endif
+                ])],
+            [found=1; break],
+            [])
+        IFS=","
+    done
+    IFS="$save_IFS"
+    CXXFLAGS="$save_CXXFLAGS"
+    AC_LANG_POP([C++])
+    if test $found -eq 1; then
+        AC_MSG_RESULT([$opts])
+        eval "$output_var=\$opts"
+        return 0
     fi
+    AC_MSG_RESULT([no])
+    AC_MSG_ERROR([swr requires $feature_name support])
+    return 1
 }
 
 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
@@ -2337,101 +2460,92 @@ if test -n "$with_gallium_drivers"; then
         case "x$driver" in
         xsvga)
             HAVE_GALLIUM_SVGA=yes
-            gallium_require_drm "svga"
-            gallium_require_drm_loader
+            require_libdrm "svga"
             ;;
         xi915)
             HAVE_GALLIUM_I915=yes
             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
-            gallium_require_drm "Gallium i915"
-            gallium_require_drm_loader
+            require_libdrm "Gallium i915"
             ;;
         xilo)
             HAVE_GALLIUM_ILO=yes
             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
-            gallium_require_drm "Gallium i965/ilo"
-            gallium_require_drm_loader
+            require_libdrm "Gallium i965/ilo"
             ;;
         xr300)
             HAVE_GALLIUM_R300=yes
             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
-            gallium_require_drm "Gallium R300"
-            gallium_require_drm_loader
-            gallium_require_llvm "Gallium R300"
+            require_libdrm "r300"
+            gallium_require_llvm "r300"
             ;;
         xr600)
             HAVE_GALLIUM_R600=yes
             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
-            gallium_require_drm "Gallium R600"
-            gallium_require_drm_loader
+            require_libdrm "r600"
             if test "x$enable_opencl" = xyes; then
-                radeon_llvm_check "r600g"
-                LLVM_COMPONENTS="${LLVM_COMPONENTS} bitreader asmparser"
+                radeon_gallium_llvm_check $LLVM_REQUIRED_R600 "r600"
+
+                llvm_add_component "asmparser" "r600"
+                llvm_add_component "bitreader" "r600"
             fi
             ;;
         xradeonsi)
             HAVE_GALLIUM_RADEONSI=yes
             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
             PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
-            gallium_require_drm "radeonsi"
-            gallium_require_drm_loader
-            radeon_llvm_check "radeonsi"
-            require_egl_drm "radeonsi"
+            require_libdrm "radeonsi"
+            radeon_gallium_llvm_check $LLVM_REQUIRED_RADEONSI "radeonsi"
+            require_basic_egl "radeonsi"
             ;;
         xnouveau)
             HAVE_GALLIUM_NOUVEAU=yes
             PKG_CHECK_MODULES([NOUVEAU], [libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
-            gallium_require_drm "nouveau"
-            gallium_require_drm_loader
+            require_libdrm "nouveau"
             ;;
         xfreedreno)
             HAVE_GALLIUM_FREEDRENO=yes
             PKG_CHECK_MODULES([FREEDRENO], [libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
-            gallium_require_drm "freedreno"
-            gallium_require_drm_loader
+            require_libdrm "freedreno"
+            ;;
+        xetnaviv)
+            HAVE_GALLIUM_ETNAVIV=yes
+            PKG_CHECK_MODULES([ETNAVIV], [libdrm_etnaviv >= $LIBDRM_ETNAVIV_REQUIRED])
+            require_libdrm "etnaviv"
+            ;;
+       ximx)
+            HAVE_GALLIUM_IMX=yes
             ;;
         xswrast)
             HAVE_GALLIUM_SOFTPIPE=yes
-            if test "x$MESA_LLVM" = x1; then
+            if test "x$MESA_LLVM" = x1 && test "x$enable_gallium_llvm" == "xyes";  then
                 HAVE_GALLIUM_LLVMPIPE=yes
             fi
             ;;
         xswr)
-            swr_llvm_check "swr"
-
-            AC_MSG_CHECKING([whether $CXX supports c++11/AVX/AVX2])
-            SWR_AVX_CXXFLAGS="-mavx"
-            SWR_AVX2_CXXFLAGS="-mavx2 -mfma -mbmi2 -mf16c"
-
-            AC_LANG_PUSH([C++])
-            save_CXXFLAGS="$CXXFLAGS"
-            CXXFLAGS="-std=c++11 $CXXFLAGS"
-            AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],[],
-                              [AC_MSG_ERROR([c++11 compiler support not detected])])
-            CXXFLAGS="$save_CXXFLAGS"
-
-            save_CXXFLAGS="$CXXFLAGS"
-            CXXFLAGS="$SWR_AVX_CXXFLAGS $CXXFLAGS"
-            AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],[],
-                              [AC_MSG_ERROR([AVX compiler support not detected])])
-            CXXFLAGS="$save_CXXFLAGS"
-
-            save_CFLAGS="$CXXFLAGS"
-            CXXFLAGS="$SWR_AVX2_CXXFLAGS $CXXFLAGS"
-            AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],[],
-                              [AC_MSG_ERROR([AVX2 compiler support not detected])])
-            CXXFLAGS="$save_CXXFLAGS"
-            AC_LANG_POP([C++])
+            llvm_check_version_for $LLVM_REQUIRED_SWR "swr"
+            gallium_require_llvm "swr"
 
+            swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \
+                ",-std=c++11" \
+                SWR_CXX11_CXXFLAGS
+            AC_SUBST([SWR_CXX11_CXXFLAGS])
+
+            swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
+                ",-mavx,-march=core-avx" \
+                SWR_AVX_CXXFLAGS
             AC_SUBST([SWR_AVX_CXXFLAGS])
+
+            swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
+                ",-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2" \
+                SWR_AVX2_CXXFLAGS
             AC_SUBST([SWR_AVX2_CXXFLAGS])
 
             HAVE_GALLIUM_SWR=yes
             ;;
         xvc4)
             HAVE_GALLIUM_VC4=yes
-            gallium_require_drm "vc4"
-            gallium_require_drm_loader
+            PKG_CHECK_MODULES([VC4], [libdrm_vc4 >= $LIBDRM_VC4_REQUIRED])
+            require_libdrm "vc4"
 
             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
                               [USE_VC4_SIMULATOR=yes;
@@ -2440,9 +2554,8 @@ if test -n "$with_gallium_drivers"; then
             ;;
         xvirgl)
             HAVE_GALLIUM_VIRGL=yes
-            gallium_require_drm "virgl"
-            gallium_require_drm_loader
-            require_egl_drm "virgl"
+            require_libdrm "virgl"
+            require_basic_egl "virgl"
             ;;
         *)
             AC_MSG_ERROR([Unknown Gallium driver: $driver])
@@ -2451,6 +2564,17 @@ if test -n "$with_gallium_drivers"; then
     done
 fi
 
+if test "x$enable_gallium_llvm" == "xyes"; then
+    llvm_check_version_for $LLVM_REQUIRED_GALLIUM "gallium"
+    llvm_add_default_components "gallium"
+fi
+
+dnl We need to validate some needed dependencies for renderonly drivers.
+
+if test "x$HAVE_GALLIUM_ETNAVIV" != xyes -a "x$HAVE_GALLIUM_IMX" == xyes  ; then
+    AC_ERROR([Building with imx requires etnaviv])
+fi
+
 dnl Set LLVM_LIBS - This is done after the driver configuration so
 dnl that drivers can add additional components to LLVM_COMPONENTS.
 dnl Previously, gallium drivers were updating LLVM_LIBS directly
@@ -2499,7 +2623,7 @@ if test "x$MESA_LLVM" != x0; then
         AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
         dnl We need to link to llvm system libs when using static libs
         dnl However, only llvm 3.5+ provides --system-libs
-        if test $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
+        if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
         fi
     fi
@@ -2515,6 +2639,8 @@ AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$HAVE_GALLIUM_R600" = xyes -o
                                                 "x$HAVE_GALLIUM_RADEONSI" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
+AM_CONDITIONAL(HAVE_GALLIUM_ETNAVIV, test "x$HAVE_GALLIUM_ETNAVIV" = xyes)
+AM_CONDITIONAL(HAVE_GALLIUM_IMX, test "x$HAVE_GALLIUM_IMX" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$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)
@@ -2542,8 +2668,13 @@ AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
 
+AM_CONDITIONAL(HAVE_RADEON_VULKAN, test "x$HAVE_RADEON_VULKAN" = xyes)
 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
 
+AM_CONDITIONAL(HAVE_AMD_DRIVERS, test "x$HAVE_GALLIUM_R600" = xyes -o \
+                                      "x$HAVE_GALLIUM_RADEONSI" = xyes -o \
+                                      "x$HAVE_RADEON_VULKAN" = xyes)
+
 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
                                         "x$HAVE_I965_DRI" = xyes)
 
@@ -2553,7 +2684,8 @@ AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
 AM_CONDITIONAL(NEED_RADEON_LLVM, test x$NEED_RADEON_LLVM = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
-AM_CONDITIONAL(HAVE_MESA_LLVM, test x$MESA_LLVM = x1)
+AM_CONDITIONAL(HAVE_GALLIUM_LLVM, test "x$MESA_LLVM" = x1 -a \
+                                       "x$enable_gallium_llvm" = xyes)
 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
 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.])
@@ -2562,6 +2694,8 @@ fi
 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
+AM_CONDITIONAL(HAVE_COMMON_OSMESA, test "x$enable_osmesa" = xyes -o \
+                                        "x$enable_gallium_osmesa" = xyes)
 
 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
@@ -2580,6 +2714,8 @@ VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
 AC_SUBST([VA_MAJOR], $VA_MAJOR)
 AC_SUBST([VA_MINOR], $VA_MINOR)
 
+AM_CONDITIONAL(HAVE_VULKAN_COMMON, test "x$VULKAN_DRIVERS" != "x")
+
 AC_SUBST([XVMC_MAJOR], 1)
 AC_SUBST([XVMC_MINOR], 0)
 
@@ -2631,6 +2767,8 @@ CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
 dnl Substitute the config
 AC_CONFIG_FILES([Makefile
                src/Makefile
+               src/amd/Makefile
+               src/amd/vulkan/Makefile
                src/compiler/Makefile
                src/egl/Makefile
                src/egl/main/egl.pc
@@ -2656,6 +2794,8 @@ AC_CONFIG_FILES([Makefile
                src/gallium/drivers/svga/Makefile
                src/gallium/drivers/swr/Makefile
                src/gallium/drivers/trace/Makefile
+               src/gallium/drivers/etnaviv/Makefile
+               src/gallium/drivers/imx/Makefile
                src/gallium/drivers/vc4/Makefile
                src/gallium/drivers/virgl/Makefile
                src/gallium/state_trackers/clover/Makefile
@@ -2685,6 +2825,8 @@ AC_CONFIG_FILES([Makefile
                src/gallium/targets/xvmc/Makefile
                src/gallium/tests/trivial/Makefile
                src/gallium/tests/unit/Makefile
+               src/gallium/winsys/etnaviv/drm/Makefile
+               src/gallium/winsys/imx/drm/Makefile
                src/gallium/winsys/freedreno/drm/Makefile
                src/gallium/winsys/i915/drm/Makefile
                src/gallium/winsys/intel/drm/Makefile
@@ -2705,10 +2847,11 @@ AC_CONFIG_FILES([Makefile
                src/glx/Makefile
                src/glx/apple/Makefile
                src/glx/tests/Makefile
+               src/glx/windows/Makefile
+               src/glx/windows/windowsdriproto.pc
                src/gtest/Makefile
                src/intel/Makefile
-               src/intel/genxml/Makefile
-               src/intel/isl/Makefile
+               src/intel/tools/Makefile
                src/intel/vulkan/Makefile
                src/loader/Makefile
                src/mapi/Makefile
@@ -2732,16 +2875,14 @@ AC_CONFIG_FILES([Makefile
                src/mesa/drivers/x11/Makefile
                src/mesa/main/tests/Makefile
                src/util/Makefile
-               src/util/tests/hash_table/Makefile])
+               src/util/tests/hash_table/Makefile
+               src/vulkan/wsi/Makefile])
 
 AC_OUTPUT
 
 # Fix up dependencies in *.Plo files, where we changed the extension of a
 # source file
 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
-$SED -i -e 's/gen6_blorp.cpp/gen6_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen6_blorp.Plo
-$SED -i -e 's/gen7_blorp.cpp/gen7_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen7_blorp.Plo
-$SED -i -e 's/gen8_blorp.cpp/gen8_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen8_blorp.Plo
 
 
 dnl
@@ -2813,6 +2954,11 @@ if test "$enable_egl" = yes; then
 
     echo "        EGL drivers:    $egl_drivers"
 fi
+if test "x$enable_gbm" = xyes; then
+    echo "        GBM:             yes"
+else
+    echo "        GBM:             no"
+fi
 
 # Vulkan
 echo ""
@@ -2840,6 +2986,19 @@ else
     echo "        Gallium:         no"
 fi
 
+echo ""
+if test "x$enable_gallium_extra_hud" != xyes; then
+    echo "        HUD extra stats: no"
+else
+    echo "        HUD extra stats: yes"
+fi
+
+if test "x$enable_lmsensors" != xyes; then
+    echo "        HUD lmsensors:   no"
+else
+    echo "        HUD lmsensors:   yes"
+fi
+
 dnl Shader cache
 echo ""
 echo "        Shader cache:    $enable_shader_cache"