X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=scons%2Fgallium.py;h=46dbf0ebd0e58e71f131c72ba04ca522d7c3cc54;hb=641c25dd5505333ae4d260c6e821249c1be6da65;hp=5109ebffee0f10888972b8cdef91a2435fb48aba;hpb=979692a52aec5d3c927f77f2602e9d848136e7ac;p=mesa.git diff --git a/scons/gallium.py b/scons/gallium.py index 5109ebffee0..46dbf0ebd0e 100755 --- a/scons/gallium.py +++ b/scons/gallium.py @@ -35,7 +35,7 @@ import os import os.path import re import subprocess -import platform as _platform +import platform as host_platform import sys import tempfile @@ -87,6 +87,25 @@ def createInstallMethods(env): env.AddMethod(install_shared_library, 'InstallSharedLibrary') +def msvc2013_compat(env): + if env['gcc']: + env.Append(CCFLAGS = [ + '-Werror=vla', + '-Werror=pointer-arith', + ]) + +def msvc2008_compat(env): + msvc2013_compat(env) + if env['gcc']: + env.Append(CFLAGS = [ + '-Werror=declaration-after-statement', + ]) + +def createMSVCCompatMethods(env): + env.AddMethod(msvc2013_compat, 'MSVC2013Compat') + env.AddMethod(msvc2008_compat, 'MSVC2008Compat') + + def num_jobs(): try: return int(os.environ['NUMBER_OF_PROCESSORS']) @@ -128,6 +147,17 @@ def check_cc(env, cc, expr, cpp_opt = '-E'): return result +def check_prog(env, prog): + """Check whether this program exists.""" + + sys.stdout.write('Checking for %s ... ' % prog) + + result = env.Detect(prog) + + sys.stdout.write(' %s\n' % ['no', 'yes'][int(bool(result))]) + return result + + def generate(env): """Common environment generation code""" @@ -167,7 +197,7 @@ def generate(env): env['gcc'] = 0 env['clang'] = 0 env['msvc'] = 0 - if _platform.system() == 'Windows': + if host_platform.system() == 'Windows': env['msvc'] = check_cc(env, 'MSVC', 'defined(_MSC_VER)', '/E') if not env['msvc']: env['gcc'] = check_cc(env, 'GCC', 'defined(__GNUC__) && !defined(__clang__)') @@ -191,10 +221,10 @@ def generate(env): # Determine whether we are cross compiling; in particular, whether we need # to compile code generators with a different compiler as the target code. - host_platform = _platform.system().lower() - if host_platform.startswith('cygwin'): - host_platform = 'cygwin' - host_machine = os.environ.get('PROCESSOR_ARCHITEW6432', os.environ.get('PROCESSOR_ARCHITECTURE', _platform.machine())) + hosthost_platform = host_platform.system().lower() + if hosthost_platform.startswith('cygwin'): + hosthost_platform = 'cygwin' + host_machine = os.environ.get('PROCESSOR_ARCHITEW6432', os.environ.get('PROCESSOR_ARCHITECTURE', host_platform.machine())) host_machine = { 'x86': 'x86', 'i386': 'x86', @@ -205,7 +235,7 @@ def generate(env): 'AMD64': 'x86_64', 'x86_64': 'x86_64', }.get(host_machine, 'generic') - env['crosscompile'] = platform != host_platform + env['crosscompile'] = platform != hosthost_platform if machine == 'x86_64' and host_machine != 'x86_64': env['crosscompile'] = True env['hostonly'] = False @@ -270,6 +300,7 @@ def generate(env): # C preprocessor options cppdefines = [] + cppdefines += ['__STDC_LIMIT_MACROS'] if env['build'] in ('debug', 'checked'): cppdefines += ['DEBUG'] else: @@ -283,6 +314,7 @@ def generate(env): '_SVID_SOURCE', '_BSD_SOURCE', '_GNU_SOURCE', + '_DEFAULT_SOURCE', 'HAVE_PTHREAD', 'HAVE_POSIX_MEMALIGN', ] @@ -301,6 +333,10 @@ def generate(env): cppdefines += ['HAVE_ALIAS'] else: cppdefines += ['GLX_ALIAS_UNSUPPORTED'] + + if env['platform'] in ('linux', 'darwin'): + cppdefines += ['HAVE_XLOCALE_H'] + if env['platform'] == 'haiku': cppdefines += [ 'HAVE_PTHREAD', @@ -327,6 +363,7 @@ def generate(env): '_SCL_SECURE_NO_WARNINGS', '_SCL_SECURE_NO_DEPRECATE', '_ALLOW_KEYWORD_MACROS', + '_HAS_EXCEPTIONS=0', # Tell C++ STL to not use exceptions ] if env['build'] in ('debug', 'checked'): cppdefines += ['_DEBUG'] @@ -338,6 +375,26 @@ def generate(env): print 'warning: Floating-point textures enabled.' print 'warning: Please consult docs/patents.txt with your lawyer before building Mesa.' cppdefines += ['TEXTURE_FLOAT_ENABLED'] + if gcc_compat: + ccversion = env['CCVERSION'] + cppdefines += [ + 'HAVE___BUILTIN_EXPECT', + 'HAVE___BUILTIN_FFS', + 'HAVE___BUILTIN_FFSLL', + 'HAVE_FUNC_ATTRIBUTE_FLATTEN', + 'HAVE_FUNC_ATTRIBUTE_UNUSED', + # GCC 3.0 + 'HAVE_FUNC_ATTRIBUTE_FORMAT', + 'HAVE_FUNC_ATTRIBUTE_PACKED', + # GCC 3.4 + 'HAVE___BUILTIN_CTZ', + 'HAVE___BUILTIN_POPCOUNT', + 'HAVE___BUILTIN_POPCOUNTLL', + 'HAVE___BUILTIN_CLZ', + 'HAVE___BUILTIN_CLZLL', + ] + if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.5'): + cppdefines += ['HAVE___BUILTIN_UNREACHABLE'] env.Append(CPPDEFINES = cppdefines) # C compiler options @@ -373,23 +430,19 @@ def generate(env): '-m32', #'-march=pentium4', ] - if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2') \ - and (platform != 'windows' or env['build'] == 'debug' or True) \ - and platform != 'haiku': + if platform != 'haiku': # NOTE: We need to ensure stack is realigned given that we # produce shared objects, and have no control over the stack # alignment policy of the application. Therefore we need # -mstackrealign ore -mincoming-stack-boundary=2. # - # XXX: -O and -mstackrealign causes stack corruption on MinGW - # # XXX: We could have SSE without -mstackrealign if we always used # __attribute__((force_align_arg_pointer)), but that's not # always the case. ccflags += [ '-mstackrealign', # ensure stack is aligned - '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics - #'-mfpmath=sse', + '-msse', '-msse2', # enable SIMD intrinsics + '-mfpmath=sse', # generate SSE floating-point arithmetic ] if platform in ['windows', 'darwin']: # Workaround http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37216 @@ -418,13 +471,6 @@ def generate(env): '-Wmissing-prototypes', '-std=gnu99', ] - if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2'): - ccflags += [ - '-Wpointer-arith', - ] - cflags += [ - '-Wdeclaration-after-statement', - ] if icc: cflags += [ '-std=gnu99', @@ -461,14 +507,19 @@ def generate(env): ] ccflags += [ '/W3', # warning level + '/wd4018', # signed/unsigned mismatch + '/wd4056', # overflow in floating-point constant arithmetic '/wd4244', # conversion from 'type1' to 'type2', possible loss of data + '/wd4267', # 'var' : conversion from 'size_t' to 'type', possible loss of data '/wd4305', # truncation from 'type1' to 'type2' + '/wd4351', # new behavior: elements of array 'array' will be default initialized + '/wd4756', # overflow in constant arithmetic '/wd4800', # forcing value to bool 'true' or 'false' (performance warning) '/wd4996', # disable deprecated POSIX name warnings ] if env['machine'] == 'x86': ccflags += [ - #'/arch:SSE2', # use the SSE2 instructions + '/arch:SSE2', # use the SSE2 instructions (default since MSVC 2012) ] if platform == 'windows': ccflags += [ @@ -499,6 +550,7 @@ def generate(env): env.Append(CCFLAGS = [ '/analyze', #'/analyze:log', '${TARGET.base}.xml', + '/wd28251', # Inconsistent annotation for function ]) if env['clang']: # scan-build will produce more comprehensive output @@ -529,6 +581,10 @@ def generate(env): else: env['_LIBFLAGS'] = '-Wl,--start-group ' + env['_LIBFLAGS'] + ' -Wl,--end-group' if env['platform'] == 'windows': + linkflags += [ + '-Wl,--nxcompat', # DEP + '-Wl,--dynamicbase', # ASLR + ] # Avoid depending on gcc runtime DLLs linkflags += ['-static-libgcc'] if 'w64' in env['CC'].split('-'): @@ -547,6 +603,8 @@ def generate(env): linkflags += [ '/fixed:no', '/incremental:no', + '/dynamicbase', # ASLR + '/nxcompat', # DEP ] env.Append(LINKFLAGS = linkflags) env.Append(SHLINKFLAGS = shlinkflags) @@ -579,21 +637,54 @@ def generate(env): # Load tools env.Tool('lex') + if env['msvc']: + env.Append(LEXFLAGS = [ + # Force flex to use const keyword in prototypes, as relies on + # __cplusplus or __STDC__ macro to determine whether it's safe to + # use const keyword, but MSVC never defines __STDC__ unless we + # disable all MSVC extensions. + '-DYY_USE_CONST=', + ]) + # Flex relies on __STDC_VERSION__>=199901L to decide when to include + # C99 inttypes.h. We always have inttypes.h available with MSVC + # (either the one bundled with MSVC 2013, or the one we bundle + # ourselves), but we can't just define __STDC_VERSION__ without + # breaking stuff, as MSVC doesn't fully support C99. There's also no + # way to premptively include stdint. + env.Append(CCFLAGS = ['-FIinttypes.h']) + if host_platform.system() == 'Windows': + # Prefer winflexbison binaries, as not only they are easier to install + # (no additional dependencies), but also better Windows support. + if check_prog(env, 'win_flex'): + env["LEX"] = 'win_flex' + env.Append(LEXFLAGS = [ + # windows compatibility (uses instead of and + # _isatty, _fileno functions) + '--wincompat' + ]) + env.Tool('yacc') + if host_platform.system() == 'Windows': + if check_prog(env, 'win_bison'): + env["YACC"] = 'win_bison' + if env['llvm']: env.Tool('llvm') # Custom builders and methods env.Tool('custom') createInstallMethods(env) + createMSVCCompatMethods(env) - env.PkgCheckModules('X11', ['x11', 'xext', 'xdamage', 'xfixes']) - env.PkgCheckModules('XCB', ['x11-xcb', 'xcb-glx >= 1.8.1']) + env.PkgCheckModules('X11', ['x11', 'xext', 'xdamage', 'xfixes', 'glproto >= 1.4.13']) + env.PkgCheckModules('XCB', ['x11-xcb', 'xcb-glx >= 1.8.1', 'xcb-dri2 >= 1.8']) env.PkgCheckModules('XF86VIDMODE', ['xxf86vm']) env.PkgCheckModules('DRM', ['libdrm >= 2.4.38']) - env.PkgCheckModules('DRM_INTEL', ['libdrm_intel >= 2.4.52']) env.PkgCheckModules('UDEV', ['libudev >= 151']) + if env['x11']: + env.Append(CPPPATH = env['X11_CPPPATH']) + env['dri'] = env['x11'] and env['drm'] # for debugging