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import common
Import('*')
from sys import executable as python_cmd
env = env.Clone()
env.Prepend(CPPPATH = [
'#include',
'#src/mapi',
'#src/mesa',
'#src/glsl',
'#src/glsl/glcpp',
])
# Make glcpp/glcpp-parse.h and glsl_parser.h reacheable from the include path
env.Append(CPPPATH = [Dir('.').abspath])
env.Append(YACCFLAGS = '-d')
parser_env = env.Clone()
parser_env.Append(YACCFLAGS = [
'--defines=%s' % File('glsl_parser.h').abspath,
'-p', '_mesa_glsl_',
])
glcpp_lexer = env.CFile('glcpp/glcpp-lex.c', 'glcpp/glcpp-lex.l')
glcpp_parser = env.CFile('glcpp/glcpp-parse.c', 'glcpp/glcpp-parse.y')
glsl_lexer = parser_env.CXXFile('glsl_lexer.cpp', 'glsl_lexer.ll')
glsl_parser = parser_env.CXXFile('glsl_parser.cpp', 'glsl_parser.yy')
glsl_sources = [
glcpp_lexer,
glcpp_parser[0],
'glcpp/pp.c',
'ast_expr.cpp',
'ast_function.cpp',
'ast_to_hir.cpp',
'ast_type.cpp',
glsl_lexer,
glsl_parser[0],
'glsl_parser_extras.cpp',
'glsl_types.cpp',
'glsl_symbol_table.cpp',
'hir_field_selection.cpp',
'ir_basic_block.cpp',
'ir_clone.cpp',
'ir_constant_expression.cpp',
'ir.cpp',
'ir_expression_flattening.cpp',
'ir_function_can_inline.cpp',
'ir_function_detect_recursion.cpp',
'ir_function.cpp',
'ir_hierarchical_visitor.cpp',
'ir_hv_accept.cpp',
'ir_import_prototypes.cpp',
'ir_print_visitor.cpp',
'ir_reader.cpp',
'ir_rvalue_visitor.cpp',
'ir_set_program_inouts.cpp',
'ir_validate.cpp',
'ir_variable.cpp',
'ir_variable_refcount.cpp',
'linker.cpp',
'link_functions.cpp',
'link_uniforms.cpp',
'loop_analysis.cpp',
'loop_controls.cpp',
'loop_unroll.cpp',
'lower_clip_distance.cpp',
'lower_discard.cpp',
'lower_if_to_cond_assign.cpp',
'lower_instructions.cpp',
'lower_jumps.cpp',
'lower_mat_op_to_vec.cpp',
'lower_noise.cpp',
'lower_variable_index_to_cond_assign.cpp',
'lower_vec_index_to_cond_assign.cpp',
'lower_vec_index_to_swizzle.cpp',
'lower_vector.cpp',
'opt_algebraic.cpp',
'opt_constant_folding.cpp',
'opt_constant_propagation.cpp',
'opt_constant_variable.cpp',
'opt_copy_propagation.cpp',
'opt_copy_propagation_elements.cpp',
'opt_dead_code.cpp',
'opt_dead_code_local.cpp',
'opt_dead_functions.cpp',
'opt_discard_simplification.cpp',
'opt_function_inlining.cpp',
'opt_if_simplification.cpp',
'opt_noop_swizzle.cpp',
'opt_redundant_jumps.cpp',
'opt_structure_splitting.cpp',
'opt_swizzle_swizzle.cpp',
'opt_tree_grafting.cpp',
'ralloc.c',
's_expression.cpp',
'standalone_scaffolding.cpp',
'strtod.c',
]
if env['msvc']:
env.Prepend(CPPPATH = ['#/src/getopt'])
env.PrependUnique(LIBS = [getopt])
if env['crosscompile'] and not env['embedded']:
Import('builtin_glsl_function')
else:
# Copy these files to avoid generation object files into src/mesa/program
env.Prepend(CPPPATH = ['#src/mesa/program'])
env.Command('hash_table.c', '#src/mesa/program/hash_table.c', Copy('$TARGET', '$SOURCE'))
env.Command('symbol_table.c', '#src/mesa/program/symbol_table.c', Copy('$TARGET', '$SOURCE'))
main_obj = env.StaticObject('main.cpp')
mesa_objs = env.StaticObject([
'hash_table.c',
'symbol_table.c',
])
builtin_compiler = env.Program(
target = 'builtin_compiler',
source = main_obj + glsl_sources + ['builtin_stubs.cpp'] + mesa_objs,
)
# SCons builtin dependency scanner doesn't detect that glsl_lexer.ll
# depends on glsl_parser.h
env.Depends(builtin_compiler, glsl_parser)
builtin_glsl_function = env.CodeGenerate(
target = 'builtin_function.cpp',
script = 'builtins/tools/generate_builtins.py',
source = builtin_compiler,
command = python_cmd + ' $SCRIPT $SOURCE > $TARGET'
)
env.Depends(builtin_glsl_function, ['builtins/tools/generate_builtins.py', 'builtins/tools/texture_builtins.py'] + Glob('builtins/ir/*'))
Export('builtin_glsl_function')
if env['hostonly']:
Return()
glsl_sources += builtin_glsl_function
glsl = env.ConvenienceLibrary(
target = 'glsl',
source = glsl_sources,
)
# SCons builtin dependency scanner doesn't detect that glsl_lexer.ll depends on
# glsl_parser.h
env.Depends(glsl, glsl_parser)
Export('glsl')
# Skip building these programs as they will cause SCons error "Two environments
# with different actions were specified for the same target"
if env['crosscompile'] or env['embedded']:
Return()
env = env.Clone()
if env['platform'] == 'windows':
env.PrependUnique(LIBS = [
'user32',
])
env.Prepend(LIBS = [glsl])
glsl2 = env.Program(
target = 'glsl2',
source = main_obj + mesa_objs,
)
env.Alias('glsl2', glsl2)
glcpp = env.Program(
target = 'glcpp/glcpp',
source = ['glcpp/glcpp.c'] + mesa_objs,
)
env.Alias('glcpp', glcpp)
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