meson.build 39.1 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
# Copyright © 2017 Intel Corporation

# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:

# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

21 22 23
project(
  'mesa',
  ['c', 'cpp'],
24 25 26
  version : run_command(
    [find_program('python', 'python2', 'python3'), 'bin/meson_get_version.py']
  ).stdout(),
27 28
  license : 'MIT',
  meson_version : '>= 0.42',
29
  default_options : ['buildtype=debugoptimized', 'c_std=c99', 'cpp_std=c++11']
30
)
31

Dylan Baker's avatar
Dylan Baker committed
32 33 34 35 36 37 38 39 40 41 42 43
# Arguments for the preprocessor, put these in a separate array from the C and
# C++ (cpp in meson terminology) arguments since they need to be added to the
# default arguments for both C and C++.
pre_args = [
  '-D__STDC_CONSTANT_MACROS',
  '-D__STDC_FORMAT_MACROS',
  '-D__STDC_LIMIT_MACROS',
  '-DVERSION="@0@"'.format(meson.project_version()),
  '-DPACKAGE_VERSION=VERSION',
  '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
]

44
with_vulkan_icd_dir = get_option('vulkan-icd-dir')
45 46
with_tests = get_option('build-tests')
with_valgrind = get_option('valgrind')
47
with_libunwind = get_option('libunwind')
Dylan Baker's avatar
Dylan Baker committed
48
with_asm = get_option('asm')
Dylan Baker's avatar
Dylan Baker committed
49
with_osmesa = get_option('osmesa')
Dylan Baker's avatar
Dylan Baker committed
50
with_swr_arches = get_option('swr-arches').split(',')
51 52 53 54
with_tools = get_option('tools').split(',')
if with_tools.contains('all')
  with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau']
endif
55 56 57 58
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
Dylan Baker's avatar
Dylan Baker committed
59

60 61 62 63
dri_drivers_path = get_option('dri-drivers-path')
if dri_drivers_path == ''
  dri_drivers_path = join_paths(get_option('libdir'), 'dri')
endif
64 65 66 67
dri_search_path = get_option('dri-search-path')
if dri_search_path == ''
  dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
endif
68

Dylan Baker's avatar
Dylan Baker committed
69 70 71 72
with_gles1 = get_option('gles1')
with_gles2 = get_option('gles2')
with_opengl = get_option('opengl')
with_any_opengl = with_opengl or with_gles1 or with_gles2
Dylan Baker's avatar
Dylan Baker committed
73 74
# Only build shared_glapi if at least one OpenGL API is enabled
with_shared_glapi = get_option('shared-glapi') and with_any_opengl
Dylan Baker's avatar
Dylan Baker committed
75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90


# shared-glapi is required if at least two OpenGL APIs are being built
if not with_shared_glapi
  if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
      or (with_gles2 and with_opengl))
    error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
  endif
endif

# We require OpenGL for OpenGL ES
if (with_gles1 or with_gles2) and not with_opengl
  error('building OpenGL ES without OpenGL is not supported.')
endif

with_dri = false
Ville Syrjälä's avatar
Ville Syrjälä committed
91
with_dri_i915 = false
Dylan Baker's avatar
Dylan Baker committed
92
with_dri_i965 = false
Dylan Baker's avatar
Dylan Baker committed
93
with_dri_r100 = false
Dylan Baker's avatar
Dylan Baker committed
94
with_dri_r200 = false
95
with_dri_nouveau = false
Dylan Baker's avatar
Dylan Baker committed
96
with_dri_swrast = false
Dylan Baker's avatar
Dylan Baker committed
97
_drivers = get_option('dri-drivers')
98
if _drivers == 'auto'
99 100
  if host_machine.system() == 'linux'
    # TODO: PPC, Sparc
101 102 103 104 105
    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
106
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
107 108
    # only swrast would make sense here, but gallium swrast is a much better default
    _drivers = ''
109 110 111 112
  else
    error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
  endif
endif
Dylan Baker's avatar
Dylan Baker committed
113 114
if _drivers != ''
  _split = _drivers.split(',')
Ville Syrjälä's avatar
Ville Syrjälä committed
115
  with_dri_i915 = _split.contains('i915')
Dylan Baker's avatar
Dylan Baker committed
116
  with_dri_i965 = _split.contains('i965')
Dylan Baker's avatar
Dylan Baker committed
117
  with_dri_r100 = _split.contains('r100')
Dylan Baker's avatar
Dylan Baker committed
118
  with_dri_r200 = _split.contains('r200')
119
  with_dri_nouveau = _split.contains('nouveau')
Dylan Baker's avatar
Dylan Baker committed
120
  with_dri_swrast = _split.contains('swrast')
Dylan Baker's avatar
Dylan Baker committed
121 122 123
  with_dri = true
endif

Dylan Baker's avatar
Dylan Baker committed
124
with_gallium = false
125
with_gallium_pl111 = false
Dylan Baker's avatar
Dylan Baker committed
126
with_gallium_radeonsi = false
Dylan Baker's avatar
Dylan Baker committed
127
with_gallium_r300 = false
Dylan Baker's avatar
Dylan Baker committed
128
with_gallium_r600 = false
129
with_gallium_nouveau = false
Rob Clark's avatar
Rob Clark committed
130
with_gallium_freedreno = false
131
with_gallium_softpipe = false
132
with_gallium_vc4 = false
133
with_gallium_vc5 = false
134
with_gallium_etnaviv = false
Dylan Baker's avatar
Dylan Baker committed
135
with_gallium_imx = false
Dylan Baker's avatar
Dylan Baker committed
136
with_gallium_i915 = false
137
with_gallium_svga = false
Dylan Baker's avatar
Dylan Baker committed
138
with_gallium_virgl = false
Dylan Baker's avatar
Dylan Baker committed
139
with_gallium_swr = false
Dylan Baker's avatar
Dylan Baker committed
140
_drivers = get_option('gallium-drivers')
141
if _drivers == 'auto'
142
  if host_machine.system() == 'linux'
143 144
    # TODO: PPC, Sparc
    if ['x86', 'x86_64'].contains(host_machine.cpu_family())
Dylan Baker's avatar
Dylan Baker committed
145
      _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
146
    elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
Dylan Baker's avatar
Dylan Baker committed
147
      _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,virgl,svga,swrast'
148 149 150
    else
      error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
    endif
151
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
152
    _drivers = 'swrast'
153 154 155 156
  else
    error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
  endif
endif
Dylan Baker's avatar
Dylan Baker committed
157 158
if _drivers != ''
  _split = _drivers.split(',')
159
  with_gallium_pl111 = _split.contains('pl111')
Dylan Baker's avatar
Dylan Baker committed
160
  with_gallium_radeonsi = _split.contains('radeonsi')
Dylan Baker's avatar
Dylan Baker committed
161
  with_gallium_r300 = _split.contains('r300')
Dylan Baker's avatar
Dylan Baker committed
162
  with_gallium_r600 = _split.contains('r600')
163
  with_gallium_nouveau = _split.contains('nouveau')
Rob Clark's avatar
Rob Clark committed
164
  with_gallium_freedreno = _split.contains('freedreno')
Dylan Baker's avatar
Dylan Baker committed
165
  with_gallium_softpipe = _split.contains('swrast')
166
  with_gallium_vc4 = _split.contains('vc4')
167
  with_gallium_vc5 = _split.contains('vc5')
168
  with_gallium_etnaviv = _split.contains('etnaviv')
Dylan Baker's avatar
Dylan Baker committed
169
  with_gallium_imx = _split.contains('imx')
Dylan Baker's avatar
Dylan Baker committed
170
  with_gallium_i915 = _split.contains('i915')
171
  with_gallium_svga = _split.contains('svga')
Dylan Baker's avatar
Dylan Baker committed
172
  with_gallium_virgl = _split.contains('virgl')
Dylan Baker's avatar
Dylan Baker committed
173
  with_gallium_swr = _split.contains('swr')
Dylan Baker's avatar
Dylan Baker committed
174
  with_gallium = true
Ville Syrjälä's avatar
Ville Syrjälä committed
175 176
endif

177 178 179 180 181
with_intel_vk = false
with_amd_vk = false
with_any_vk = false
_vulkan_drivers = get_option('vulkan-drivers')
if _vulkan_drivers == 'auto'
182
  if host_machine.system() == 'linux'
183 184 185 186 187
    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
188
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
189 190
    # No vulkan driver supports windows or macOS currently
    _vulkan_drivers = ''
191 192
  else
    error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
193 194 195 196 197 198 199 200 201
  endif
endif
if _vulkan_drivers != ''
  _split = _vulkan_drivers.split(',')
  with_intel_vk = _split.contains('intel')
  with_amd_vk = _split.contains('amd')
  with_any_vk = with_amd_vk or with_intel_vk
endif

Dylan Baker's avatar
Dylan Baker committed
202
if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
Dylan Baker's avatar
Dylan Baker committed
203 204
  error('Only one swrast provider can be built')
endif
Dylan Baker's avatar
Dylan Baker committed
205 206 207
if with_dri_i915 and with_gallium_i915
  error('Only one i915 provider can be built')
endif
Dylan Baker's avatar
Dylan Baker committed
208 209 210
if with_gallium_imx and not with_gallium_etnaviv
  error('IMX driver requires etnaviv driver')
endif
211 212 213
if with_gallium_pl111 and not with_gallium_vc4
  error('pl111 driver requires vc4 driver')
endif
Dylan Baker's avatar
Dylan Baker committed
214

Dylan Baker's avatar
Dylan Baker committed
215
dep_libdrm_intel = []
Dylan Baker's avatar
Dylan Baker committed
216
if with_dri_i915 or with_gallium_i915
Dylan Baker's avatar
Dylan Baker committed
217 218 219
  dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
endif

Greg V's avatar
Greg V committed
220 221
system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())

222 223 224 225
if host_machine.system() == 'darwin'
  with_dri_platform = 'apple'
elif ['windows', 'cygwin'].contains(host_machine.system())
  with_dri_platform = 'windows'
Greg V's avatar
Greg V committed
226
elif system_has_kms_drm
227 228 229 230 231 232
  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)
Greg V's avatar
Greg V committed
233
  # FIXME: illumos ends up here as well
234 235
  with_dri_platform = 'none'
endif
Dylan Baker's avatar
Dylan Baker committed
236

Eric Engestrom's avatar
Eric Engestrom committed
237
with_platform_android = false
238 239
with_platform_wayland = false
with_platform_x11 = false
Dylan Baker's avatar
Dylan Baker committed
240
with_platform_drm = false
Dylan Baker's avatar
Dylan Baker committed
241 242
with_platform_surfaceless = false
egl_native_platform = ''
243
_platforms = get_option('platforms')
Dylan Baker's avatar
Dylan Baker committed
244
if _platforms == 'auto'
Greg V's avatar
Greg V committed
245
  if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
246
    _platforms = 'x11,wayland,drm,surfaceless'
247 248
  elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
    _platforms = 'x11,surfaceless'
249 250
  elif ['haiku'].contains(host_machine.system())
    _platforms = 'haiku'
Dylan Baker's avatar
Dylan Baker committed
251
  else
252
    error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
Dylan Baker's avatar
Dylan Baker committed
253 254
  endif
endif
255 256
if _platforms != ''
  _split = _platforms.split(',')
Eric Engestrom's avatar
Eric Engestrom committed
257
  with_platform_android = _split.contains('android')
258 259
  with_platform_x11 = _split.contains('x11')
  with_platform_wayland = _split.contains('wayland')
Dylan Baker's avatar
Dylan Baker committed
260
  with_platform_drm = _split.contains('drm')
261
  with_platform_haiku = _split.contains('haiku')
Dylan Baker's avatar
Dylan Baker committed
262 263
  with_platform_surfaceless = _split.contains('surfaceless')
  egl_native_platform = _split[0]
264 265
endif

Dylan Baker's avatar
Dylan Baker committed
266 267 268 269
with_glx = get_option('glx')
if with_glx == 'auto'
  if with_dri
    with_glx = 'dri'
270 271
  elif with_platform_haiku
    with_glx = 'disabled'
Dylan Baker's avatar
Dylan Baker committed
272
  elif with_gallium
273 274
    # Even when building just gallium drivers the user probably wants dri
    with_glx = 'dri'
Dylan Baker's avatar
Dylan Baker committed
275 276 277 278 279 280 281 282
  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
    with_glx = 'xlib'
  else
    with_glx = 'disabled'
  endif
endif
283 284 285 286 287
if with_glx == 'dri'
   if with_gallium
      with_dri = true
   endif
endif
Dylan Baker's avatar
Dylan Baker committed
288

289
if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
Dylan Baker's avatar
Dylan Baker committed
290 291 292 293 294 295 296
  with_gles1 = false
  with_gles2 = false
  with_opengl = false
  with_any_opengl = false
  with_shared_glapi = false
endif

297 298 299
_gbm = get_option('gbm')
if _gbm == 'auto'
  with_gbm = system_has_kms_drm and with_dri
Dylan Baker's avatar
Dylan Baker committed
300
else
301 302 303 304
  with_gbm = _gbm == 'true'
endif
if with_gbm and not system_has_kms_drm
  error('GBM only supports DRM/KMS platforms')
Dylan Baker's avatar
Dylan Baker committed
305 306
endif

Dylan Baker's avatar
Dylan Baker committed
307 308 309
_egl = get_option('egl')
if _egl == 'auto'
  with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
310
elif _egl == 'true'
Dylan Baker's avatar
Dylan Baker committed
311 312 313 314 315 316 317 318 319 320 321 322
  if not with_dri
    error('EGL requires dri')
  elif not with_shared_glapi
    error('EGL requires shared-glapi')
  elif egl_native_platform == ''
    error('No platforms specified, consider -Dplatforms=drm,x11 at least')
  endif
  with_egl = true
else
  with_egl = false
endif

Dylan Baker's avatar
Dylan Baker committed
323 324 325 326 327 328 329
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
Dylan Baker's avatar
Dylan Baker committed
330 331
endif

Dylan Baker's avatar
Dylan Baker committed
332
pre_args += '-DGLX_USE_TLS'
Dylan Baker's avatar
Dylan Baker committed
333
if with_glx != 'disabled'
334 335 336 337 338 339
  if not (with_platform_x11 and with_any_opengl)
    if with_glx == 'auto'
      with_glx = 'disabled'
    else
      error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
    endif
Dylan Baker's avatar
Dylan Baker committed
340 341 342
  elif with_glx == 'gallium-xlib' 
    if not with_gallium
      error('Gallium-xlib based GLX requires at least one gallium driver')
343 344
    elif not with_gallium_softpipe
      error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
Dylan Baker's avatar
Dylan Baker committed
345 346 347
    elif with_dri
      error('gallium-xlib conflicts with any dri driver')
    endif
Dylan Baker's avatar
Dylan Baker committed
348
  elif with_glx == 'xlib' 
Dylan Baker's avatar
Dylan Baker committed
349
    if with_dri
Dylan Baker's avatar
Dylan Baker committed
350
      error('xlib conflicts with any dri driver')
Dylan Baker's avatar
Dylan Baker committed
351
    endif
Dylan Baker's avatar
Dylan Baker committed
352 353
  elif with_glx == 'dri' and not with_dri
    error('dri based GLX requires at least one DRI driver')
Dylan Baker's avatar
Dylan Baker committed
354 355 356 357
  endif
endif

with_glvnd = get_option('glvnd')
358 359 360 361 362 363
if with_glvnd
  if with_glx == 'xlib' or with_glx == 'gallium-xlib'
    error('Cannot build glvnd support for GLX that is not DRI based.')
  elif with_glx == 'disabled' and not with_egl
    error('glvnd requires DRI based GLX and/or EGL')
  endif
Dylan Baker's avatar
Dylan Baker committed
364 365 366 367 368
endif

# TODO: toggle for this
with_glx_direct = true

369 370 371 372
if with_vulkan_icd_dir == ''
  with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
endif

373
with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
374 375
_dri3 = get_option('dri3')
if _dri3 == 'auto'
Eric Engestrom's avatar
Eric Engestrom committed
376
  with_dri3 = system_has_kms_drm and with_dri2
377
else
378
  with_dri3 = _dri3 == 'true'
379 380 381 382 383
endif

if with_any_vk and (with_platform_x11 and not with_dri3)
  error('Vulkan drivers require dri3 for X11 support')
endif
Dylan Baker's avatar
Dylan Baker committed
384
if with_dri or with_gallium
385
  if with_glx == 'disabled' and not with_egl and not with_platform_haiku
Dylan Baker's avatar
Dylan Baker committed
386 387
    error('building dri or gallium drivers require at least one window system')
  endif
388 389
endif

390 391
prog_pkgconfig = find_program('pkg-config')

392
_vdpau = get_option('gallium-vdpau')
393 394 395
if not system_has_kms_drm
  if _vdpau == 'true'
    error('VDPAU state tracker can only be build on unix-like OSes.')
396
  else
397
    _vdpau = 'false'
398
  endif
399 400
elif not with_platform_x11
  if _vdpau == 'true'
401
    error('VDPAU state tracker requires X11 support.')
402 403 404 405 406 407
  else
    _vdpau = 'false'
  endif
elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
          with_gallium_nouveau)
  if _vdpau == 'true'
408
    error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
409 410
  else
    _vdpau = 'false'
411
  endif
412 413
elif _vdpau == 'auto'
  _vdpau = 'true'
414
endif
415 416
with_gallium_vdpau = _vdpau == 'true'
dep_vdpau = []
417
if with_gallium_vdpau
418
  dep_vdpau = dependency('vdpau', version : '>= 1.1')
419
  dep_vdpau = declare_dependency(
420
    compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
421 422 423 424 425 426 427 428 429 430 431
  )
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

432
_xvmc = get_option('gallium-xvmc')
433 434 435
if not system_has_kms_drm
  if _xvmc == 'true'
    error('XVMC state tracker can only be build on unix-like OSes.')
436
  else
437
    _xvmc = 'false'
438
  endif
439 440
elif not with_platform_x11
  if _xvmc == 'true'
441
    error('XVMC state tracker requires X11 support.')
442 443 444 445 446
  else
    _xvmc = 'false'
  endif
elif not (with_gallium_r600 or with_gallium_nouveau)
  if _xvmc == 'true'
447
    error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
448 449
  else
    _xvmc = 'false'
450
  endif
451 452
elif _xvmc == 'auto'
  _xvmc = 'true'
453
endif
454 455
with_gallium_xvmc = _xvmc == 'true'
dep_xvmc = []
456
if with_gallium_xvmc
457
  dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
458 459 460 461 462 463 464
endif

xvmc_drivers_path = get_option('xvmc-libs-path')
if xvmc_drivers_path == ''
  xvmc_drivers_path = get_option('libdir')
endif

465
_omx = get_option('gallium-omx')
466
if not system_has_kms_drm
467
  if _omx != 'disabled'
468
    error('OMX state tracker can only be built on unix-like OSes.')
469
  else
470
    _omx = 'disabled'
471
  endif
472
elif not (with_platform_x11 or with_platform_drm)
473
  if _omx != 'disabled'
474
    error('OMX state tracker requires X11 or drm platform support.')
475
  else
476
    _omx = 'disabled'
477 478
  endif
elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
479
  if _omx != 'disabled'
480
    error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
481
  else
482
    _omx = 'disabled'
483
  endif
484
endif
485 486
with_gallium_omx = _omx != 'disabled'
gallium_omx = _omx
487
dep_omx = []
488
if gallium_omx == 'bellagio'
489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516
  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

517
_va = get_option('gallium-va')
Eric Engestrom's avatar
Eric Engestrom committed
518 519 520
if not system_has_kms_drm
  if _va == 'true'
    error('VA state tracker can only be built on unix-like OSes.')
521
  else
Eric Engestrom's avatar
Eric Engestrom committed
522
    _va = 'false'
523
  endif
Eric Engestrom's avatar
Eric Engestrom committed
524 525
elif not (with_platform_x11 or with_platform_drm)
  if _va == 'true'
526
    error('VA state tracker requires X11 or drm or wayland platform support.')
Eric Engestrom's avatar
Eric Engestrom committed
527 528 529 530 531
  else
    _va = 'false'
  endif
elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
  if _va == 'true'
532
    error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
Eric Engestrom's avatar
Eric Engestrom committed
533 534
  else
    _va = 'false'
535
  endif
Eric Engestrom's avatar
Eric Engestrom committed
536 537
elif _va == 'auto'
  _va = 'true'
538
endif
Eric Engestrom's avatar
Eric Engestrom committed
539 540
with_gallium_va = _va == 'true'
dep_va = []
541
if with_gallium_va
Eric Engestrom's avatar
Eric Engestrom committed
542
  dep_va = dependency('libva', version : '>= 0.38.0')
543
  dep_va_headers = declare_dependency(
544
    compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
545 546 547 548 549 550 551 552
  )
endif

va_drivers_path = get_option('va-libs-path')
if va_drivers_path == ''
  va_drivers_path = join_paths(get_option('libdir'), 'dri')
endif

553
_xa = get_option('gallium-xa')
Eric Engestrom's avatar
Eric Engestrom committed
554 555 556
if not system_has_kms_drm
  if _xa == 'true'
    error('XA state tracker can only be built on unix-like OSes.')
557
  else
Eric Engestrom's avatar
Eric Engestrom committed
558
    _xa = 'false'
559
  endif
Eric Engestrom's avatar
Eric Engestrom committed
560 561 562
elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
          or with_gallium_svga)
  if _xa == 'true'
563
    error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
Eric Engestrom's avatar
Eric Engestrom committed
564 565
  else
    _xa = 'false'
566 567
  endif
endif
Eric Engestrom's avatar
Eric Engestrom committed
568
with_gallium_xa = _xa != 'false'
569

570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587
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

Dylan Baker's avatar
Dylan Baker committed
588
_opencl = get_option('gallium-opencl')
Dylan Baker's avatar
Dylan Baker committed
589
if _opencl != 'disabled'
Dylan Baker's avatar
Dylan Baker committed
590 591 592 593 594 595 596 597 598 599 600 601 602 603
  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

Dylan Baker's avatar
Dylan Baker committed
604
gl_pkgconfig_c_flags = []
605 606 607 608
if with_platform_x11
  if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
    pre_args += '-DHAVE_X11_PLATFORM'
  endif
609
  if with_glx == 'xlib' or with_glx == 'gallium-xlib'
Dylan Baker's avatar
Dylan Baker committed
610
    pre_args += '-DUSE_XSHM'
611 612 613 614 615 616 617
  else
    pre_args += '-DGLX_INDIRECT_RENDERING'
    if with_glx_direct
      pre_args += '-DGLX_DIRECT_RENDERING'
    endif
    if with_dri_platform == 'drm'
      pre_args += '-DGLX_USE_DRM'
Dylan Baker's avatar
Dylan Baker committed
618 619
    elif with_dri_platform == 'apple'
      pre_args += '-DGLX_USE_APPLEGL'
Jon Turney's avatar
Jon Turney committed
620 621
    elif with_dri_platform == 'windows'
      pre_args += '-DGLX_USE_WINDOWSGL'
622 623
    endif
  endif
Dylan Baker's avatar
Dylan Baker committed
624 625 626 627 628 629 630 631 632 633 634 635
else
  pre_args += '-DMESA_EGL_NO_X11_HEADERS'
  gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
endif
if with_platform_drm
  if with_egl and not with_gbm
    error('EGL drm platform requires gbm')
  endif
  pre_args += '-DHAVE_DRM_PLATFORM'
endif
if with_platform_surfaceless
  pre_args += '-DHAVE_SURFACELESS_PLATFORM'
636
endif
Eric Engestrom's avatar
Eric Engestrom committed
637 638 639 640 641 642 643 644
if with_platform_android
  dep_android = [
    dependency('cutils'),
    dependency('hardware'),
    dependency('sync'),
  ]
  pre_args += '-DHAVE_ANDROID_PLATFORM'
endif
645 646 647
if with_platform_haiku
  pre_args += '-DHAVE_HAIKU_PLATFORM'
endif
648

649
prog_python2 = find_program('python2')
Dylan Baker's avatar
Dylan Baker committed
650 651 652 653
has_mako = run_command(prog_python2, '-c', 'import mako')
if has_mako.returncode() != 0
  error('Python (2.x) mako module required to build mesa.')
endif
654 655 656

cc = meson.get_compiler('c')
if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
657
  error('When using GCC, version 4.4.6 or later is required.')
658 659
endif

660 661
# Define DEBUG for debug builds only (debugoptimized is not included on this one)
if get_option('buildtype') == 'debug'
662 663 664
  pre_args += '-DDEBUG'
endif

665 666 667 668 669 670
if get_option('shader-cache')
  pre_args += '-DENABLE_SHADER_CACHE'
elif with_amd_vk
  error('Radv requires shader cache support')
endif

671 672 673 674 675 676 677 678
# Check for GCC style builtins
foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
             'ffsll', 'popcount', 'popcountll', 'unreachable']
  if cc.has_function(b)
    pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
  endif
endforeach

679
# check for GCC __attribute__
680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696
foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
             'warn_unused_result', 'weak',]
  if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
                 name : '__attribute__((@0@))'.format(a))
    pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
  endif
endforeach
if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
               name : '__attribute__((format(...)))')
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
endif
if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
               name : '__attribute__((packed))')
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
endif
if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
               name : '__attribute__((returns_nonnull))')
697
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
698 699 700 701 702 703
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(...)))')
704
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
705 706 707 708 709
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
Jason Ekstrand's avatar
Jason Ekstrand committed
710 711 712 713
if cc.compiles('int foo(void) __attribute__((__noreturn__));',
               name : '__attribute__((__noreturn__))')
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
endif
714 715

# TODO: this is very incomplete
Jon Turney's avatar
Jon Turney committed
716
if ['linux', 'cygwin'].contains(host_machine.system())
717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737
  pre_args += '-D_GNU_SOURCE'
endif

# Check for generic C arguments
c_args = []
foreach a : ['-Wall', '-Werror=implicit-function-declaration',
             '-Werror=missing-prototypes', '-fno-math-errno',
             '-fno-trapping-math', '-Qunused-arguments']
  if cc.has_argument(a)
    c_args += a
  endif
endforeach
c_vis_args = []
if cc.has_argument('-fvisibility=hidden')
  c_vis_args += '-fvisibility=hidden'
endif

# Check for generic C++ arguments
cpp = meson.get_compiler('cpp')
cpp_args = []
foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
738
             '-Qunused-arguments']
739 740 741 742
  if cpp.has_argument(a)
    cpp_args += a
  endif
endforeach
743 744 745 746 747 748 749 750 751 752 753 754 755 756

# 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

757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775
cpp_vis_args = []
if cpp.has_argument('-fvisibility=hidden')
  cpp_vis_args += '-fvisibility=hidden'
endif

# Check for C and C++ arguments for MSVC2013 compatibility. These are only used
# in parts of the mesa code base that need to compile with old versions of
# MSVC, mainly common code
c_msvc_compat_args = []
cpp_msvc_compat_args = []
foreach a : ['-Werror=pointer-arith', '-Werror=vla']
  if cc.has_argument(a)
    c_msvc_compat_args += a
  endif
  if cpp.has_argument(a)
    cpp_msvc_compat_args += a
  endif
endforeach

776
if host_machine.cpu_family().startswith('x86')
777
  pre_args += '-DUSE_SSE41'
778 779 780 781 782 783 784 785 786 787 788 789
  with_sse41 = true
  sse41_args = ['-msse4.1']

  # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
  # that's not guaranteed
  if host_machine.cpu_family() == 'x86'
    sse41_args += '-mstackrealign'
  endif
else
  with_sse41 = false
  sse41_args = []
endif
790 791

# Check for GCC style atomics
792 793
dep_atomic = declare_dependency()

794 795 796
if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
               name : 'GCC atomic builtins')
  pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
797 798 799 800 801 802 803 804 805 806 807 808 809 810 811

  # Not all atomic calls can be turned into lock-free instructions, in which
  # GCC will make calls into the libatomic library. Check whether we need to
  # link with -latomic.
  #
  # This can happen for 64-bit atomic operations on 32-bit architectures such
  # as ARM.
  if not cc.links('''#include <stdint.h>
                     int main() {
                       uint64_t n;
                       return (int)__atomic_load_n(&n, __ATOMIC_ACQUIRE);
                     }''',
                  name : 'GCC atomic builtins required -latomic')
    dep_atomic = cc.find_library('atomic')
  endif
812 813 814 815 816 817 818 819 820 821 822 823 824 825
endif
if not cc.links('''#include <stdint.h>
                   uint64_t v;
                   int main() {
                     return __sync_add_and_fetch(&v, (uint64_t)1);
                   }''',
                name : 'GCC 64bit atomics')
  pre_args += '-DMISSING_64_BIT_ATOMICS'
endif

# TODO: endian
# TODO: powr8
# TODO: shared/static? Is this even worth doing?

826 827 828 829 830 831 832 833 834 835
# Building x86 assembly code requires running x86 binaries. It is possible for
# x86_64 OSes to run x86 binaries, so don't disable asm in those cases
# TODO: it should be possible to use an exe_wrapper to run the binary during
# the build. 
if meson.is_cross_build() 
  if not (build_machine.cpu_family() == 'x86_64' and host_machine.cpu_family() == 'x86'
          and build_machine.system() == host_machine.system())
    message('Cross compiling to x86 from non-x86, disabling asm')
    with_asm = false
  endif
Dylan Baker's avatar
Dylan Baker committed
836 837 838 839 840 841
endif

with_asm_arch = ''
if with_asm
  # TODO: SPARC and PPC
  if host_machine.cpu_family() == 'x86'
Greg V's avatar
Greg V committed
842
    if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
843 844 845 846 847
      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'
Greg V's avatar
Greg V committed
848
    if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
849 850 851 852
      with_asm_arch = 'x86_64'
      pre_args += ['-DUSE_X86_64_ASM']
    endif
  elif host_machine.cpu_family() == 'arm'
Greg V's avatar
Greg V committed
853
    if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
854 855 856 857
      with_asm_arch = 'arm'
      pre_args += ['-DUSE_ARM_ASM']
    endif
  elif host_machine.cpu_family() == 'aarch64'
Greg V's avatar
Greg V committed
858
    if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
859 860 861 862 863
      with_asm_arch = 'aarch64'
      pre_args += ['-DUSE_AARCH64_ASM']
    endif
  endif
endif
864 865 866 867 868 869 870 871

# Check for standard headers and functions
if cc.has_header_symbol('sys/sysmacros.h', 'major')
  pre_args += '-DMAJOR_IN_SYSMACROS'
elif cc.has_header_symbol('sys/mkdev.h', 'major')
  pre_args += '-DMAJOR_IN_MKDEV'
endif

872
foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h']
873 874 875 876 877
  if cc.has_header(h)
    pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
  endif
endforeach

878
foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896
  if cc.has_function(f)
    pre_args += '-DHAVE_@0@'.format(f.to_upper())
  endif
endforeach

# strtod locale support
if cc.links('''
    #define _GNU_SOURCE
    #include <stdlib.h>
    #include <locale.h>
    #ifdef HAVE_XLOCALE_H
    #include <xlocale.h>
    #endif
    int main() {
      locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
      const char *s = "1.0";
      char *end;
      double d = strtod_l(s, end, loc);
897
      float f = strtof_l(s, end, loc);
898 899 900 901 902 903 904 905 906 907
      freelocale(loc);
      return 0;
    }''',
    extra_args : pre_args,
    name : 'strtod has locale support')
  pre_args += '-DHAVE_STRTOD_L'
endif

# Check for some linker flags
ld_args_bsymbolic = []
908
if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
909 910 911 912
  ld_args_bsymbolic += '-Wl,-Bsymbolic'
endif
ld_args_gc_sections = []
if cc.links('static char unused() { return 5; } int main() { return 0; }',
913
            args : '-Wl,--gc-sections', name : 'gc-sections')
914 915
  ld_args_gc_sections += '-Wl,--gc-sections'
endif
916 917 918 919 920 921 922 923 924 925 926 927 928 929
with_ld_version_script = false
if cc.links('int main() { return 0; }',
            args : '-Wl,--version-script=@0@'.format(
              join_paths(meson.source_root(), 'build-support/conftest.map')),
            name : 'version-script')
  with_ld_version_script = true
endif
with_ld_dynamic_list = false
if cc.links('int main() { return 0; }',
            args : '-Wl,--dynamic-list=@0@'.format(
              join_paths(meson.source_root(), 'build-support/conftest.dyn')),
            name : 'dynamic-list')
  with_ld_dynamic_list = true
endif
930 931 932 933
ld_args_build_id = []
if build_machine.system() != 'darwin'
   ld_args_build_id += '-Wl,--build-id=sha1'
endif
934 935 936 937 938 939 940

# check for dl support
if cc.has_function('dlopen')
  dep_dl = []
else
  dep_dl = cc.find_library('dl')
endif
Dylan Baker's avatar
Dylan Baker committed
941 942 943
if cc.has_function('dladdr', dependencies : dep_dl)
  # This is really only required for megadrivers
  pre_args += '-DHAVE_DLADDR'
944 945 946 947
endif

if cc.has_function('dl_iterate_phdr')
  pre_args += '-DHAVE_DL_ITERATE_PHDR'
948 949 950 951
elif with_intel_vk
  error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
elif with_dri_i965 and get_option('shader-cache')
  error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
952 953 954 955 956 957 958 959 960
endif

# Determine whether or not the rt library is needed for time functions
if cc.has_function('clock_gettime')
  dep_clock = []
else
  dep_clock = cc.find_library('rt')
endif

961
with_gallium_drisw_kms = false
962 963 964 965
dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
                        required : with_dri2 or with_dri3)
if dep_libdrm.found()
  pre_args += '-DHAVE_LIBDRM'
966 967 968
  if with_dri_platform == 'drm' and with_dri
    with_gallium_drisw_kms = true
  endif
969 970
endif

971 972
# TODO: some of these may be conditional
dep_zlib = dependency('zlib', version : '>= 1.2.3')
973
pre_args += '-DHAVE_ZLIB'
974
dep_thread = dependency('threads')
975
if dep_thread.found() and host_machine.system() != 'windows'
976 977
  pre_args += '-DHAVE_PTHREAD'
endif
Dylan Baker's avatar
Dylan Baker committed
978
if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
Dylan Baker's avatar
Dylan Baker committed
979 980 981 982 983 984
  dep_elf = dependency('libelf', required : false)
  if not dep_elf.found()
    dep_elf = cc.find_library('elf')
  endif
else
  dep_elf = []
985
endif
986 987 988 989
dep_expat = dependency('expat')
# this only exists on linux so either this is linux and it will be found, or
# its not linux and and wont
dep_m = cc.find_library('m', required : false)
Dylan Baker's avatar
Dylan Baker committed
990 991 992

dep_libdrm_amdgpu = []
dep_libdrm_radeon = []
993
dep_libdrm_nouveau = []
994
dep_libdrm_etnaviv = []
Rob Clark's avatar
Rob Clark committed
995
dep_libdrm_freedreno = []
Dylan Baker's avatar
Dylan Baker committed
996
if with_amd_vk or with_gallium_radeonsi
997
  dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.90')
Dylan Baker's avatar
Dylan Baker committed
998
endif
Dylan Baker's avatar
Dylan Baker committed
999 1000
if (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
    with_gallium_r300 or with_gallium_r600)
Dylan Baker's avatar
Dylan Baker committed
1001 1002
  dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
endif
1003
if with_gallium_nouveau or with_dri_nouveau
1004 1005
  dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
endif
1006 1007 1008
if with_gallium_etnaviv
  dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
endif
Rob Clark's avatar
Rob Clark committed
1009
if with_gallium_freedreno
1010
  dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.89')
Rob Clark's avatar
Rob Clark committed
1011
endif
1012 1013

llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
Dylan Baker's avatar
Dylan Baker committed
1014
if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1015
  llvm_modules += ['amdgpu', 'bitreader', 'ipo']
Dylan Baker's avatar
Dylan Baker committed
1016 1017 1018
  if with_gallium_r600
    llvm_modules += 'asmparser'
  endif
1019
endif
Dylan Baker's avatar
Dylan Baker committed
1020 1021 1022 1023 1024 1025 1026
if with_gallium_opencl
  llvm_modules += [
    'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
    'lto', 'option', 'objcarcopts', 'profiledata',
  ]
  # TODO: optional modules
endif
1027

1028
if with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1029
  _llvm_version = '>= 4.0.0'
1030
elif with_gallium_opencl or with_gallium_r600
1031 1032 1033 1034 1035
  _llvm_version = '>= 3.9.0'
else
  _llvm_version = '>= 3.3.0'
endif

1036 1037
_llvm = get_option('llvm')
if _llvm == 'auto'
1038
  dep_llvm = dependency(
1039
    'llvm', version : _llvm_version, modules : llvm_modules,
Dylan Baker's avatar
Dylan Baker committed
1040
    required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
1041
  )
1042 1043
  with_llvm = dep_llvm.found()
elif _llvm == 'true'
1044
  dep_llvm = dependency('llvm', version : _llvm_version, modules : llvm_modules)
1045 1046 1047 1048 1049 1050 1051
  with_llvm = true
else
  dep_llvm = []
  with_llvm = false
endif
if with_llvm
  _llvm_version = dep_llvm.version().split('.')
1052 1053 1054 1055
  # 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.
1056 1057 1058 1059 1060 1061 1062 1063

  # 3 digits versions in LLVM only started from 3.4.1 on
  if dep_llvm.version().version_compare('>= 3.4.1')
    _llvm_patch = _llvm_version[2]
  else
    _llvm_patch = '0'
  endif

1064 1065
  if _llvm_patch.endswith('svn')
    _llvm_patch = _llvm_patch.split('s')[0]
1066 1067
  elif _llvm_patch.contains('git')
    _llvm_patch = _llvm_patch.split('g')[0]
1068
  endif
1069
  pre_args += [