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Include less of the generated modular QAPI headers

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In my "build everything" tree, a change to the types in
qapi-schema.json triggers a recompile of about 4800 out of 5100
objects.

The previous commit split up qmp-commands.h, qmp-event.h, qmp-visit.h,
qapi-types.h.  Each of these headers still includes all its shards.
Reduce compile time by including just the shards we actually need.

To illustrate the benefits: adding a type to qapi/migration.json now
recompiles some 2300 instead of 4800 objects.  The next commit will
improve it further.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-24-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
[eblake: rebase to master]
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Markus Armbruster 2018-02-11 10:36:01 +01:00 • committed by Eric Blake
parent 252dc3105f
commit 9af2398977
115 changed files with 135 additions and 109 deletions
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10
scripts/qapi/events.py
View file

@ -165,24 +165,26 @@ class QAPISchemaGenEventVisitor(QAPISchemaModularCVisitor):
return basename
def _begin_module(self, name):
types = self._module_basename('qapi-types', name)
visit = self._module_basename('qapi-visit', name)
self._genc.add(mcgen('''
#include "qemu/osdep.h"
#include "qemu-common.h"
#include "%(prefix)sqapi-event.h"
#include "%(prefix)sqapi-visit.h"
#include "%(visit)s.h"
#include "qapi/error.h"
#include "qapi/qmp/qdict.h"
#include "qapi/qobject-output-visitor.h"
#include "qapi/qmp-event.h"
''',
prefix=self._prefix))
visit=visit, prefix=self._prefix))
self._genh.add(mcgen('''
#include "qapi/util.h"
#include "%(prefix)sqapi-types.h"
#include "%(types)s.h"
''',
prefix=self._prefix))
types=types))
def visit_end(self):
self._genh.add(gen_enum(self._enum_name, self._event_names))