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authorLluís Vilanova2014-02-23 20:37:40 +0100
committerStefan Hajnoczi2014-05-07 19:07:18 +0200
commit1dad2ce97345f3424c4990cb232b40a35d5e936b (patch)
tree1e7ebf28f38266aca24947f76294f8b6ac340bc5 /scripts/tracetool/format/d.py
parenttrace: [simple] Bump up log version number (diff)
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trace: [tracetool] Minimize the amount of per-backend code
Backends now only contain the essential backend-specific code, and most of the work is moved to frontend code. Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'scripts/tracetool/format/d.py')
-rw-r--r--scripts/tracetool/format/d.py26
1 files changed, 24 insertions, 2 deletions
diff --git a/scripts/tracetool/format/d.py b/scripts/tracetool/format/d.py
index 74ee0d3626..46eebb128b 100644
--- a/scripts/tracetool/format/d.py
+++ b/scripts/tracetool/format/d.py
@@ -16,5 +16,27 @@ __email__ = "stefanha@linux.vnet.ibm.com"
from tracetool import out
-def begin(events):
- out('/* This file is autogenerated by tracetool, do not edit. */')
+def generate(events, backend):
+ events = [e for e in events
+ if "disable" not in e.properties]
+
+ out('/* This file is autogenerated by tracetool, do not edit. */'
+ '',
+ 'provider qemu {')
+
+ for e in events:
+ args = str(e.args)
+
+ # DTrace provider syntax expects foo() for empty
+ # params, not foo(void)
+ if args == 'void':
+ args = ''
+
+ # Define prototype for probe arguments
+ out('',
+ 'probe %(name)s(%(args)s);',
+ name=e.name,
+ args=args)
+
+ out('',
+ '};')