</div>
<!-- *********************************************************************** -->
-<h2><a name="formatref">LLVMBuild Format Reference</a></h2>
+<h2><a name="formatreference">LLVMBuild Format Reference</a></h2>
<!-- *********************************************************************** -->
<div>
<i>; Properties are declared using '=' and are contained in the previous section.
;
-; We support simple scalar values and list values, where items are separated by
-; spaces. There is no support for quoting, and so property values may not contain
-; spaces.</i>
+; We support simple string and boolean scalar values and list values, where
+; items are separated by spaces. There is no support for quoting, and so
+; property values may not contain spaces.</i>
property_name = property_value
list_property_name = value_1 value_2 <em>...</em> value_n
+boolean_property_name = 1 <em>(or 0)</em>
</pre>
</div>
</ul>
</li>
+ <li><i>type = TargetGroup</i>
+ <p>TargetGroup components are an extension of LibraryGroups, specifically
+ for defining LLVM targets (which are handled specially in a few
+ places).</p>
+
+ <p>The name of the component should always be the name of the target.</p>
+
+ <p>Components with this type use the LibraryGroup properties in addition
+ to:</p>
+ <ul>
+ <li><i>has_jit</i> <b>[optional]</b> <b>[boolean]</b>
+ <p>Whether this target supports JIT compilation.</p></li>
+ </ul>
+ </li>
+
<li><i>type = Tool</i>
<p>Tool components define standalone command line tools which should be
built from the source code in the component directory and linked.</p>
def get_llvmconfig_component_name(self):
return self.name.lower()
+class TargetGroupComponentInfo(ComponentInfo):
+ type_name = 'TargetGroup'
+
+ @staticmethod
+ def parse(subpath, items):
+ kwargs = ComponentInfo.parse_items(items, has_dependencies = False)
+ kwargs['required_libraries'] = items.get_list('required_libraries')
+ kwargs['add_to_library_groups'] = items.get_list(
+ 'add_to_library_groups')
+ kwargs['has_jit'] = items.get_optional_bool('has_jit', False)
+ return TargetGroupComponentInfo(subpath, **kwargs)
+
+ def __init__(self, subpath, name, parent, required_libraries = [],
+ add_to_library_groups = [], has_jit = False):
+ ComponentInfo.__init__(self, subpath, name, [], parent)
+
+ # The names of the library components which are required when linking
+ # with this component.
+ self.required_libraries = list(required_libraries)
+
+ # The names of the library group components this component should be
+ # considered part of.
+ self.add_to_library_groups = list(add_to_library_groups)
+
+ # Whether or not this target supports the JIT.
+ self.has_jit = bool(has_jit)
+
+ def get_component_references(self):
+ for r in ComponentInfo.get_component_references(self):
+ yield r
+ for r in self.required_libraries:
+ yield ('required library', r)
+ for r in self.add_to_library_groups:
+ yield ('library group', r)
+
+ def get_llvmbuild_fragment(self):
+ result = StringIO.StringIO()
+ print >>result, 'type = %s' % self.type_name
+ print >>result, 'name = %s' % self.name
+ print >>result, 'parent = %s' % self.parent
+ if self.required_libraries:
+ print >>result, 'required_libraries = %s' % ' '.join(
+ self.required_libraries)
+ if self.add_to_library_groups:
+ print >>result, 'add_to_library_groups = %s' % ' '.join(
+ self.add_to_library_groups)
+ if self.has_jit:
+ print >>result, 'has_jit = %s' % ' '.join(
+ int(self.has_jit))
+ return result.getvalue()
+
+ def get_llvmconfig_component_name(self):
+ return self.name.lower()
+
class ToolComponentInfo(ComponentInfo):
type_name = 'Tool'
raise ParseError("missing value for required string: %r" % key)
return value
+ def get_optional_bool(self, key, default = None):
+ value = self.get_optional_string(key)
+ if not value:
+ return default
+ if value not in ('0', '1'):
+ raise ParseError("invalid value(%r) for boolean property: %r" % (
+ value, key))
+ return bool(int(value))
+
+ def get_bool(self, key):
+ value = self.get_optional_bool(key)
+ if value is None:
+ raise ParseError("missing value for required boolean: %r" % key)
+ return value
+
_component_type_map = dict(
(t.type_name, t)
for t in (GroupComponentInfo,
LibraryComponentInfo, LibraryGroupComponentInfo,
- ToolComponentInfo, BuildToolComponentInfo))
+ ToolComponentInfo, BuildToolComponentInfo,
+ TargetGroupComponentInfo))
def load_from_path(path, subpath):
# Load the LLVMBuild.txt file as an .ini format file.
parser = ConfigParser.RawConfigParser()
# dependencies for added library groups.
entries = {}
for c in self.ordered_component_infos:
- # Only Library and LibraryGroup components are in the table.
- if c.type_name not in ('Library', 'LibraryGroup'):
+ # Only certain components are in the table.
+ if c.type_name not in ('Library', 'LibraryGroup', 'TargetGroup'):
continue
# Compute the llvm-config "component name". For historical reasons,
llvmconfig_component_name = c.get_llvmconfig_component_name()
# Get the library name, or None for LibraryGroups.
- if c.type_name == 'LibraryGroup':
- library_name = None
- else:
+ if c.type_name == 'Library':
library_name = c.get_library_name()
+ else:
+ library_name = None
# Get the component names of all the required libraries.
required_llvmconfig_component_names = [
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