radeonsi: copy the NIR enablement debug bit to the shader cache flags
[mesa.git] / meson.build
index fe3eb8ee21045e5aac1a03c205a50306beb382db..b39e2f8ab96eefff59639b50b5d753f3cae2dea2 100644 (file)
@@ -46,21 +46,25 @@ with_tests = get_option('build-tests')
 with_valgrind = get_option('valgrind')
 with_libunwind = get_option('libunwind')
 with_asm = get_option('asm')
-with_llvm = get_option('llvm')
 with_osmesa = get_option('osmesa')
+with_swr_arches = get_option('swr-arches').split(',')
+with_tools = get_option('tools').split(',')
+if with_tools.contains('all')
+  with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau']
+endif
 if get_option('texture-float')
   pre_args += '-DTEXTURE_FLOAT_ENABLED'
   message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
 endif
 
-# XXX: yeah, do these
-with_appledri = false
-with_windowsdri = false
-
 dri_drivers_path = get_option('dri-drivers-path')
 if dri_drivers_path == ''
   dri_drivers_path = join_paths(get_option('libdir'), 'dri')
 endif
+dri_search_path = get_option('dri-search-path')
+if dri_search_path == ''
+  dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
+endif
 
 with_gles1 = get_option('gles1')
 with_gles2 = get_option('gles2')
@@ -92,13 +96,16 @@ with_dri_nouveau = false
 with_dri_swrast = false
 _drivers = get_option('dri-drivers')
 if _drivers == 'auto'
-  # TODO: PPC, Sparc
-  if not ['darwin', 'windows'].contains(host_machine.system())
+  if host_machine.system() == 'linux'
+    # TODO: PPC, Sparc
     if ['x86', 'x86_64'].contains(host_machine.cpu_family())
       _drivers = 'i915,i965,r100,r200,nouveau'
     else
       error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
     endif
+  elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
+    # only swrast would make sense here, but gallium swrast is a much better default
+    _drivers = ''
   else
     error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
   endif
@@ -117,6 +124,8 @@ endif
 with_gallium = false
 with_gallium_pl111 = false
 with_gallium_radeonsi = false
+with_gallium_r300 = false
+with_gallium_r600 = false
 with_gallium_nouveau = false
 with_gallium_freedreno = false
 with_gallium_softpipe = false
@@ -124,17 +133,23 @@ with_gallium_vc4 = false
 with_gallium_vc5 = false
 with_gallium_etnaviv = false
 with_gallium_imx = false
+with_gallium_i915 = false
+with_gallium_svga = false
+with_gallium_virgl = false
+with_gallium_swr = false
 _drivers = get_option('gallium-drivers')
 if _drivers == 'auto'
-  if not ['darwin', 'windows'].contains(host_machine.system())
+  if host_machine.system() == 'linux'
     # TODO: PPC, Sparc
     if ['x86', 'x86_64'].contains(host_machine.cpu_family())
-      _drivers = 'radeonsi,nouveau,swrast'
+      _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
     elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
-      _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,swrast'
+      _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,virgl,svga,swrast'
     else
       error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
     endif
+  elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
+    _drivers = 'swrast'
   else
     error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
   endif
@@ -143,6 +158,8 @@ if _drivers != ''
   _split = _drivers.split(',')
   with_gallium_pl111 = _split.contains('pl111')
   with_gallium_radeonsi = _split.contains('radeonsi')
+  with_gallium_r300 = _split.contains('r300')
+  with_gallium_r600 = _split.contains('r600')
   with_gallium_nouveau = _split.contains('nouveau')
   with_gallium_freedreno = _split.contains('freedreno')
   with_gallium_softpipe = _split.contains('swrast')
@@ -150,6 +167,10 @@ if _drivers != ''
   with_gallium_vc5 = _split.contains('vc5')
   with_gallium_etnaviv = _split.contains('etnaviv')
   with_gallium_imx = _split.contains('imx')
+  with_gallium_i915 = _split.contains('i915')
+  with_gallium_svga = _split.contains('svga')
+  with_gallium_virgl = _split.contains('virgl')
+  with_gallium_swr = _split.contains('swr')
   with_gallium = true
 endif
 
@@ -158,15 +179,17 @@ with_amd_vk = false
 with_any_vk = false
 _vulkan_drivers = get_option('vulkan-drivers')
 if _vulkan_drivers == 'auto'
-  if not ['darwin', 'windows'].contains(host_machine.system())
+  if host_machine.system() == 'linux'
     if host_machine.cpu_family().startswith('x86')
       _vulkan_drivers = 'amd,intel'
     else
       error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
     endif
-  else
+  elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
     # No vulkan driver supports windows or macOS currently
     _vulkan_drivers = ''
+  else
+    error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
   endif
 endif
 if _vulkan_drivers != ''
@@ -176,20 +199,40 @@ if _vulkan_drivers != ''
   with_any_vk = with_amd_vk or with_intel_vk
 endif
 
-if with_dri_swrast and with_gallium_softpipe
+if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
   error('Only one swrast provider can be built')
 endif
+if with_dri_i915 and with_gallium_i915
+  error('Only one i915 provider can be built')
+endif
 if with_gallium_imx and not with_gallium_etnaviv
   error('IMX driver requires etnaviv driver')
 endif
+if with_gallium_pl111 and not with_gallium_vc4
+  error('pl111 driver requires vc4 driver')
+endif
 
 dep_libdrm_intel = []
-if with_dri_i915
+if with_dri_i915 or with_gallium_i915
   dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
 endif
 
-# TODO: other OSes
-with_dri_platform = 'drm'
+system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
+
+if host_machine.system() == 'darwin'
+  with_dri_platform = 'apple'
+elif ['windows', 'cygwin'].contains(host_machine.system())
+  with_dri_platform = 'windows'
+elif system_has_kms_drm
+  with_dri_platform = 'drm'
+else
+  # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
+  # assert here that one of those cases has been met.
+  # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
+  # support Hurd at time of writing (2017/11)
+  # FIXME: illumos ends up here as well
+  with_dri_platform = 'none'
+endif
 
 with_platform_android = false
 with_platform_wayland = false
@@ -198,6 +241,15 @@ with_platform_drm = false
 with_platform_surfaceless = false
 egl_native_platform = ''
 _platforms = get_option('platforms')
+if _platforms == 'auto'
+  if system_has_kms_drm
+    _platforms = 'x11,wayland,drm,surfaceless'
+  elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
+    _platforms = 'x11,surfaceless'
+  else
+    error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
+  endif
+endif
 if _platforms != ''
   _split = _platforms.split(',')
   with_platform_android = _split.contains('android')
@@ -215,7 +267,6 @@ if with_glx == 'auto'
   elif with_gallium
     # Even when building just gallium drivers the user probably wants dri
     with_glx = 'dri'
-    with_dri = true
   elif with_platform_x11 and with_any_opengl and not with_any_vk
     # The automatic behavior should not be to turn on xlib based glx when
     # building only vulkan drivers
@@ -224,6 +275,11 @@ if with_glx == 'auto'
     with_glx = 'disabled'
   endif
 endif
+if with_glx == 'dri'
+   if with_gallium
+      with_dri = true
+   endif
+endif
 
 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
   with_gles1 = false
@@ -235,10 +291,10 @@ endif
 
 with_gbm = get_option('gbm')
 if with_gbm == 'auto' and with_dri  # TODO: or gallium
-  with_gbm = host_machine.system() == 'linux'
+  with_gbm = system_has_kms_drm
 elif with_gbm == 'true'
-  if not ['linux', 'bsd'].contains(host_machine.system())
-    error('GBM only supports unix-like platforms')
+  if not system_has_kms_drm
+    error('GBM only supports DRM/KMS platforms')
   endif
   with_gbm = true
 else
@@ -261,9 +317,13 @@ else
   with_egl = false
 endif
 
-# TODO: or virgl
-if with_egl and with_gallium_radeonsi and not (with_platform_drm or with_platform_surfaceless)
-  error('RadeonSI requires drm or surfaceless platform when using EGL')
+if with_egl and not (with_platform_drm or with_platform_surfaceless)
+  if with_gallium_radeonsi
+    error('RadeonSI requires drm or surfaceless platform when using EGL')
+  endif
+  if with_gallium_virgl
+    error('Virgl requires drm or surfaceless platform when using EGL')
+  endif
 endif
 
 pre_args += '-DGLX_USE_TLS'
@@ -310,15 +370,9 @@ endif
 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
 with_dri3 = get_option('dri3')
 if with_dri3 == 'auto'
-  if host_machine.system() == 'linux' and with_dri2
-    with_dri3 = true
-  else
-    with_dri3 = false
- endif
-elif with_dri3 == 'true'
-  with_dri3 = true
+  with_dri3 = system_has_kms_drm and with_dri2
 else
-  with_dri3 = false
+  with_dri3 = with_dri3 == 'true'
 endif
 
 if with_any_vk and (with_platform_x11 and not with_dri3)
@@ -330,21 +384,227 @@ if with_dri or with_gallium
   endif
 endif
 
-with_gallium_xvmc = false
-with_gallium_vdpau = false
-with_gallium_omx = false  # this is bellagio
-with_gallium_va = false
-with_gallium_media = false
+prog_pkgconfig = find_program('pkg-config')
+
+_vdpau = get_option('gallium-vdpau')
+if not system_has_kms_drm
+  if _vdpau == 'true'
+    error('VDPAU state tracker can only be build on unix-like OSes.')
+  else
+    _vdpau = 'false'
+  endif
+elif not with_platform_x11
+  if _vdpau == 'true'
+    error('VDPAU state tracker requires X11 support.')
+  else
+    _vdpau = 'false'
+  endif
+elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
+          with_gallium_nouveau)
+  if _vdpau == 'true'
+    error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
+  else
+    _vdpau = 'false'
+  endif
+elif _vdpau == 'auto'
+  _vdpau = 'true'
+endif
+with_gallium_vdpau = _vdpau == 'true'
+dep_vdpau = []
+if with_gallium_vdpau
+  dep_vdpau = dependency('vdpau', version : '>= 1.1')
+  dep_vdpau = declare_dependency(
+    compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
+  )
+endif
+
+if with_gallium_vdpau
+  pre_args += '-DHAVE_ST_VDPAU'
+endif
+vdpau_drivers_path = get_option('vdpau-libs-path')
+if vdpau_drivers_path == ''
+  vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
+endif
+
+_xvmc = get_option('gallium-xvmc')
+if not system_has_kms_drm
+  if _xvmc == 'true'
+    error('XVMC state tracker can only be build on unix-like OSes.')
+  else
+    _xvmc = 'false'
+  endif
+elif not with_platform_x11
+  if _xvmc == 'true'
+    error('XVMC state tracker requires X11 support.')
+  else
+    _xvmc = 'false'
+  endif
+elif not (with_gallium_r600 or with_gallium_nouveau)
+  if _xvmc == 'true'
+    error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
+  else
+    _xvmc = 'false'
+  endif
+elif _xvmc == 'auto'
+  _xvmc = 'true'
+endif
+with_gallium_xvmc = _xvmc == 'true'
+dep_xvmc = []
+if with_gallium_xvmc
+  dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
+  dep_xvmc = declare_dependency(
+    compile_args : run_command(prog_pkgconfig, ['xvmc', '--cflags']).stdout().split()
+  )
+endif
+
+xvmc_drivers_path = get_option('xvmc-libs-path')
+if xvmc_drivers_path == ''
+  xvmc_drivers_path = get_option('libdir')
+endif
+
+_omx = get_option('gallium-omx')
+if not system_has_kms_drm
+  if _omx == 'true'
+    error('OMX state tracker can only be built on unix-like OSes.')
+  else
+    _omx = 'false'
+  endif
+elif not (with_platform_x11 or with_platform_drm)
+  if _omx == 'true'
+    error('OMX state tracker requires X11 or drm platform support.')
+  else
+    _omx = 'false'
+  endif
+elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
+  if _omx == 'true'
+    error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
+  else
+    _omx = 'false'
+  endif
+elif _omx == 'auto'
+  _omx = 'true'
+endif
+with_gallium_omx = _omx == 'true'
+dep_omx = []
+if with_gallium_omx
+  dep_omx = dependency('libomxil-bellagio')
+endif
+
+omx_drivers_path = get_option('omx-libs-path')
+if with_gallium_omx
+  # Figure out where to put the omx driver.
+  # FIXME: this could all be vastly simplified by adding a 'defined_variable'
+  # argument to meson's get_pkgconfig_variable method.
+  if omx_drivers_path == ''
+    _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
+    _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
+    if _omx_libdir == get_option('libdir')
+      omx_drivers_path = _omx_drivers_dir
+    else
+      _omx_base_dir = []
+      # This will fail on windows. Does OMX run on windows?
+      _omx_libdir = _omx_libdir.split('/')
+      _omx_drivers_dir = _omx_drivers_dir.split('/')
+      foreach o : _omx_drivers_dir
+        if not _omx_libdir.contains(o)
+          _omx_base_dir += o
+        endif
+      endforeach
+      omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
+    endif
+  endif
+endif
+if with_gallium_omx
+  dep_omx = declare_dependency(
+    compile_args : run_command(prog_pkgconfig, ['libomxil-bellagio', '--cflags']).stdout().split()
+  )
+endif
+
+_va = get_option('gallium-va')
+if not system_has_kms_drm
+  if _va == 'true'
+    error('VA state tracker can only be built on unix-like OSes.')
+  else
+    _va = 'false'
+  endif
+elif not (with_platform_x11 or with_platform_drm)
+  if _va == 'true'
+    error('VA state tracker requires X11 or drm or wayland platform support.')
+  else
+    _va = 'false'
+  endif
+elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
+  if _va == 'true'
+    error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
+  else
+    _va = 'false'
+  endif
+elif _va == 'auto'
+  _va = 'true'
+endif
+with_gallium_va = _va == 'true'
 dep_va = []
-_drivers = get_option('gallium-media')
-if _drivers != ''
-  _split = _drivers.split(',')
-  with_gallium_xvmc = _split.contains('xvmc')
-  with_gallium_vdpau = _split.contains('vdpau')
-  with_gallium_omx = _split.contains('omx')
-  with_gallium_va = _split.contains('va')
-  with_gallium_media = (with_gallium_xvmc or with_gallium_vdpau or
-                        with_gallium_omx or with_gallium_va)
+if with_gallium_va
+  dep_va = dependency('libva', version : '>= 0.38.0')
+  dep_va = declare_dependency(
+    compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
+  )
+endif
+
+va_drivers_path = get_option('va-libs-path')
+if va_drivers_path == ''
+  va_drivers_path = join_paths(get_option('libdir'), 'dri')
+endif
+
+_xa = get_option('gallium-xa')
+if not system_has_kms_drm
+  if _xa == 'true'
+    error('XA state tracker can only be built on unix-like OSes.')
+  else
+    _xa = 'false'
+  endif
+elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
+          or with_gallium_svga)
+  if _xa == 'true'
+    error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
+  else
+    _xa = 'false'
+  endif
+endif
+with_gallium_xa = _xa != 'false'
+
+d3d_drivers_path = get_option('d3d-drivers-path')
+if d3d_drivers_path == ''
+  d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
+endif
+
+with_gallium_st_nine =  get_option('gallium-nine')
+if with_gallium_st_nine
+  if not with_gallium_softpipe
+    error('The nine state tracker requires gallium softpipe/llvmpipe.')
+  elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
+            or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
+    error('The nine state tracker requires at least on non-swrast gallium driver.')
+  endif
+  if not with_dri3
+    error('Using nine with wine requires dri3')
+  endif
+endif
+
+_opencl = get_option('gallium-opencl')
+if _opencl != 'disabled'
+  if not with_gallium
+    error('OpenCL Clover implementation requires at least one gallium driver.')
+  endif
+
+  # TODO: alitvec?
+  dep_clc = dependency('libclc')
+  with_gallium_opencl = true
+  with_opencl_icd = _opencl == 'icd'
+else
+  dep_clc = []
+  with_gallium_opencl = false
+  with_gallium_icd = false
 endif
 
 gl_pkgconfig_c_flags = []
@@ -361,6 +621,10 @@ if with_platform_x11
     endif
     if with_dri_platform == 'drm'
       pre_args += '-DGLX_USE_DRM'
+    elif with_dri_platform == 'apple'
+      pre_args += '-DGLX_USE_APPLEGL'
+    elif with_dri_platform == 'windows'
+      pre_args += '-DGLX_USE_WINDOWSGL'
     endif
   endif
 else
@@ -433,22 +697,26 @@ if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
 endif
 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
                name : '__attribute__((returns_nonnull))')
-  pre_args += '-DHAVE_FUNC_ATTRIBUTE_NONNULL'
+  pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
 endif
 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
                   int foo_hid(void) __attribute__((visibility("hidden")));
                   int foo_int(void) __attribute__((visibility("internal")));
                   int foo_pro(void) __attribute__((visibility("protected")));''',
                name : '__attribute__((visibility(...)))')
-  pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISBILITY'
+  pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
 endif
 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
                name : '__attribute__((alias(...)))')
   pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
 endif
+if cc.compiles('int foo(void) __attribute__((__noreturn__));',
+               name : '__attribute__((__noreturn__))')
+  pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
+endif
 
 # TODO: this is very incomplete
-if host_machine.system() == 'linux'
+if ['linux', 'cygwin'].contains(host_machine.system())
   pre_args += '-D_GNU_SOURCE'
 endif
 
@@ -470,11 +738,25 @@ endif
 cpp = meson.get_compiler('cpp')
 cpp_args = []
 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
-             '-Qunused-arguments', '-Wno-non-virtual-dtor']
+             '-Qunused-arguments']
   if cpp.has_argument(a)
     cpp_args += a
   endif
 endforeach
+
+# For some reason, the test for -Wno-foo always succeeds with gcc, even if the
+# option is not supported. Hence, check for -Wfoo instead.
+if cpp.has_argument('-Wnon-virtual-dtor')
+  cpp_args += '-Wno-non-virtual-dtor'
+endif
+
+no_override_init_args = []
+foreach a : ['override-init', 'initializer-overrides']
+  if cc.has_argument('-W' + a)
+    no_override_init_args += '-Wno-' + a
+  endif
+endforeach
+
 cpp_vis_args = []
 if cpp.has_argument('-fvisibility=hidden')
   cpp_vis_args += '-fvisibility=hidden'
@@ -494,15 +776,8 @@ foreach a : ['-Werror=pointer-arith', '-Werror=vla']
   endif
 endforeach
 
-no_override_init_args = []
-foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
-  if cc.has_argument(a)
-    no_override_init_args += a
-  endif
-endforeach
-
 if host_machine.cpu_family().startswith('x86')
-  pre_args += '-DHAVE_SSE41'
+  pre_args += '-DUSE_SSE41'
   with_sse41 = true
   sse41_args = ['-msse4.1']
 
@@ -550,23 +825,23 @@ with_asm_arch = ''
 if with_asm
   # TODO: SPARC and PPC
   if host_machine.cpu_family() == 'x86'
-    if ['linux', 'bsd'].contains(host_machine.system()) # FIXME: hurd?
+    if system_has_kms_drm
       with_asm_arch = 'x86'
       pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
                    '-DUSE_SSE_ASM']
     endif
   elif host_machine.cpu_family() == 'x86_64'
-    if host_machine.system() == 'linux'
+    if system_has_kms_drm
       with_asm_arch = 'x86_64'
       pre_args += ['-DUSE_X86_64_ASM']
     endif
   elif host_machine.cpu_family() == 'arm'
-    if host_machine.system() == 'linux'
+    if system_has_kms_drm
       with_asm_arch = 'arm'
       pre_args += ['-DUSE_ARM_ASM']
     endif
   elif host_machine.cpu_family() == 'aarch64'
-    if host_machine.system() == 'linux'
+    if system_has_kms_drm
       with_asm_arch = 'aarch64'
       pre_args += ['-DUSE_AARCH64_ASM']
     endif
@@ -586,7 +861,7 @@ foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h']
   endif
 endforeach
 
-foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get']
+foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
   if cc.has_function(f)
     pre_args += '-DHAVE_@0@'.format(f.to_upper())
   endif
@@ -605,7 +880,7 @@ if cc.links('''
       const char *s = "1.0";
       char *end;
       double d = strtod_l(s, end, loc);
-      float f = strtod_l(s, end, loc);
+      float f = strtof_l(s, end, loc);
       freelocale(loc);
       return 0;
     }''',
@@ -638,6 +913,10 @@ if cc.links('int main() { return 0; }',
             name : 'dynamic-list')
   with_ld_dynamic_list = true
 endif
+ld_args_build_id = []
+if build_machine.system() != 'darwin'
+   ld_args_build_id += '-Wl,--build-id=sha1'
+endif
 
 # check for dl support
 if cc.has_function('dlopen')
@@ -677,13 +956,18 @@ endif
 
 # TODO: some of these may be conditional
 dep_zlib = dependency('zlib', version : '>= 1.2.3')
+pre_args += '-DHAVE_ZLIB'
 dep_thread = dependency('threads')
 if dep_thread.found() and host_machine.system() != 'windows'
   pre_args += '-DHAVE_PTHREAD'
 endif
-dep_elf = dependency('libelf', required : false)
-if not dep_elf.found() and (with_amd_vk or with_gallium_radeonsi) # TODO: clover, r600
-  dep_elf = cc.find_library('elf')
+if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
+  dep_elf = dependency('libelf', required : false)
+  if not dep_elf.found()
+    dep_elf = cc.find_library('elf')
+  endif
+else
+  dep_elf = []
 endif
 dep_expat = dependency('expat')
 # this only exists on linux so either this is linux and it will be found, or
@@ -696,9 +980,10 @@ dep_libdrm_nouveau = []
 dep_libdrm_etnaviv = []
 dep_libdrm_freedreno = []
 if with_amd_vk or with_gallium_radeonsi
-  dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.88')
+  dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.89')
 endif
-if with_gallium_radeonsi or with_dri_r100 or with_dri_r200
+if (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
+    with_gallium_r300 or with_gallium_r600)
   dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
 endif
 if with_gallium_nouveau or with_dri_nouveau
@@ -708,39 +993,64 @@ if with_gallium_etnaviv
   dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
 endif
 if with_gallium_freedreno
-  dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.74')
+  dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.89')
 endif
 
 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
-if with_amd_vk
+if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
   llvm_modules += ['amdgpu', 'bitreader', 'ipo']
+  if with_gallium_r600
+    llvm_modules += 'asmparser'
+  endif
 endif
-dep_llvm = []
-if with_llvm
+if with_gallium_opencl
+  llvm_modules += [
+    'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
+    'lto', 'option', 'objcarcopts', 'profiledata',
+  ]
+  # TODO: optional modules
+endif
+
+if with_amd_vk or with_gallium_radeonsi
+  _llvm_version = '>= 4.0.0'
+elif with_gallium_opencl or with_gallium_swr or with_gallium_r600
+  _llvm_version = '>= 3.9.0'
+else
+  _llvm_version = '>= 3.3.0'
+endif
+
+_llvm = get_option('llvm')
+if _llvm == 'auto'
   dep_llvm = dependency(
-    'llvm', version : '>= 3.9.0', required : with_amd_vk, modules : llvm_modules,
+    'llvm', version : _llvm_version, modules : llvm_modules,
+    required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
   )
-  if dep_llvm.found()
-    _llvm_version = dep_llvm.version().split('.')
-    # Development versions of LLVM have an 'svn' suffix, we don't want that for
-    # our version checks.
-    _llvm_patch = _llvm_version[2]
-    if _llvm_patch.endswith('svn')
-      _llvm_patch = _llvm_patch.split('s')[0]
-    endif
-    pre_args += [
-      '-DHAVE_LLVM=0x0@0@@1@@2@'.format(_llvm_version[0], _llvm_version[1], _llvm_patch),
-      '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
-    ]
-  else
-    if with_gallium_softpipe
-      error('Cannot find LLVM to build LLVMPipe. If you wanted softpipe pass -Dllvm=false to meson')
-    elif with_amd_vk or with_gallium_radeonsi # etc
-      error('The following drivers requires LLVM: Radv, RadeonSI. One of these is enabled, but LLVM was not found.')
-    endif
+  with_llvm = dep_llvm.found()
+elif _llvm == 'true'
+  dep_llvm = dependency('llvm', version : _llvm_version, modules : llvm_modules)
+  with_llvm = true
+else
+  dep_llvm = []
+  with_llvm = false
+endif
+if with_llvm
+  _llvm_version = dep_llvm.version().split('.')
+  # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want
+  # that for our version checks.
+  # svn suffixes are stripped by meson as of 0.43, and git suffixes are
+  # strippped as of 0.44, but we support older meson versions.
+  _llvm_patch = _llvm_version[2]
+  if _llvm_patch.endswith('svn')
+    _llvm_patch = _llvm_patch.split('s')[0]
+  elif _llvm_patch.contains('git')
+    _llvm_patch = _llvm_patch.split('g')[0]
   endif
-elif with_amd_vk or with_gallium_radeonsi
-  error('The following drivers requires LLVM: Radv, RadeonSI. One of these is enabled, but LLVM is disabled.')
+  pre_args += [
+    '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
+    '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
+  ]
+elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
+  error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
 endif
 
 dep_glvnd = []
@@ -844,7 +1154,7 @@ if with_platform_x11
     dep_x11 = dependency('x11')
     dep_xext = dependency('xext')
     dep_xcb = dependency('xcb')
-  elif with_glx == 'dri' and with_dri_platform == 'drm'
+  elif with_glx == 'dri'
     dep_x11 = dependency('x11')
     dep_xext = dependency('xext')
     dep_xdamage = dependency('xdamage', version : '>= 1.1')
@@ -852,9 +1162,13 @@ if with_platform_x11
     dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
     dep_xxf86vm = dependency('xxf86vm', required : false)
   endif
-  if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
+  if (with_any_vk or with_glx == 'dri' or
+       (with_gallium_vdpau or with_gallium_xvmc or with_gallium_omx or
+        with_gallium_xa))
     dep_xcb = dependency('xcb')
     dep_x11_xcb = dependency('x11-xcb')
+  endif
+  if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
     dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
 
     if with_dri3
@@ -866,7 +1180,9 @@ if with_platform_x11
     endif
   endif
   if with_glx == 'dri'
-    dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
+    if with_dri_platform == 'drm'
+      dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
+    endif
     dep_glproto = dependency('glproto', version : '>= 1.4.14')
   endif
   if with_egl
@@ -874,16 +1190,24 @@ if with_platform_x11
   endif
 endif
 
-# TODO: nine
+if get_option('gallium-extra-hud')
+  pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
+endif
 
-# TODO: clover
+_sensors = get_option('lmsensors')
+if _sensors != 'false'
+  dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true')
+  if dep_lmsensors.found()
+    pre_args += '-DHAVE_LIBSENSORS=1'
+  endif
+else
+  dep_lmsensors = []
+endif
 
 # TODO: gallium tests
 
 # TODO: various libdirs
 
-# TODO: swr
-
 # TODO: gallium driver dirs
 
 # FIXME: this is a workaround for #2326
@@ -908,8 +1232,10 @@ inc_include = include_directories('include')
 
 gl_priv_reqs = [
   'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
-  'xcb-glx >= 1.8.1', 'libdrm >= 2.4.75',
-]
+  'xcb-glx >= 1.8.1']
+if dep_libdrm.found()
+  gl_priv_reqs += 'libdrm >= 2.4.75'
+endif
 if dep_xxf86vm != [] and dep_xxf86vm.found()
   gl_priv_reqs += 'xxf86vm'
 endif