[pypy-svn] r66147 - pypy/branch/pyjitpl5/pypy/jit/tl

[antocuni at codespeak.net]

Author: antocuni
Date: Tue Jul  7 12:07:52 2009
New Revision: 66147

Added:
   pypy/branch/pyjitpl5/pypy/jit/tl/add_10.tla.py   (contents, props changed)
   pypy/branch/pyjitpl5/pypy/jit/tl/targettla.py   (contents, props changed)
   pypy/branch/pyjitpl5/pypy/jit/tl/tla_assembler.py   (contents, props changed)
Modified:
   pypy/branch/pyjitpl5/pypy/jit/tl/tla.py
Log:
add a target, an assembler and an example program


Added: pypy/branch/pyjitpl5/pypy/jit/tl/add_10.tla.py
==============================================================================
--- (empty file)
+++ pypy/branch/pyjitpl5/pypy/jit/tl/add_10.tla.py	Tue Jul  7 12:07:52 2009
@@ -0,0 +1,7 @@
+from pypy.jit.tl import tla
+
+code = [
+    tla.CONST_INT, 10,
+    tla.ADD,
+    tla.RETURN
+    ]

Added: pypy/branch/pyjitpl5/pypy/jit/tl/targettla.py
==============================================================================
--- (empty file)
+++ pypy/branch/pyjitpl5/pypy/jit/tl/targettla.py	Tue Jul  7 12:07:52 2009
@@ -0,0 +1,36 @@
+import py
+py.magic.autopath()
+from pypy.jit.tl import tla
+
+
+def entry_point(args):
+    """Main entry point of the stand-alone executable:
+    takes a list of strings and returns the exit code.
+    """
+    if len(args) < 3:
+        print "Usage: %s filename x" % (args[0],)
+        return 2
+    filename = args[1]
+    x = int(args[2])
+    w_x = tla.W_IntObject(x)
+    bytecode = load_bytecode(filename)
+    w_res = tla.run(bytecode, w_x)
+    print w_res.getrepr()
+    return 0
+
+def load_bytecode(filename):
+    from pypy.rlib.streamio import open_file_as_stream
+    f = open_file_as_stream(filename)
+    bytecode = f.readall()
+    f.close()
+    return bytecode
+
+def target(driver, args):
+    return entry_point, None
+
+# ____________________________________________________________
+
+
+if __name__ == '__main__':
+    import sys
+    sys.exit(entry_point(sys.argv))

Modified: pypy/branch/pyjitpl5/pypy/jit/tl/tla.py
==============================================================================
--- pypy/branch/pyjitpl5/pypy/jit/tl/tla.py	(original)
+++ pypy/branch/pyjitpl5/pypy/jit/tl/tla.py	Tue Jul  7 12:07:52 2009
@@ -4,10 +4,16 @@
 
 class W_Object:
 
+    def getrepr(self):
+        """
+        Return an RPython string which represent the object
+        """
+        raise NotImplementedError 
+
     def is_true(self):
         raise NotImplementedError
 
-    def add(self):
+    def add(self, w_other):
         raise NotImplementedError
 
 
@@ -17,6 +23,9 @@
     def __init__(self, intvalue):
         self.intvalue = intvalue
 
+    def getrepr(self):
+        return str(self.intvalue)
+
     def is_true(self):
         return self.intvalue != 0
 
@@ -39,6 +48,9 @@
     def __init__(self, strvalue):
         self.strvalue = strvalue
 
+    def getrepr(self):
+        return self.strvalue
+
     def is_true(self):
         return len(self.strvalue) != 0
 

Added: pypy/branch/pyjitpl5/pypy/jit/tl/tla_assembler.py
==============================================================================
--- (empty file)
+++ pypy/branch/pyjitpl5/pypy/jit/tl/tla_assembler.py	Tue Jul  7 12:07:52 2009
@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+
+import sys
+import py
+py.magic.autopath()
+from pypy.jit.tl.test.test_tla import assemble
+
+def usage():
+    print >> sys.stderr, 'Usage: tla_assembler.py filename.tla.py'
+    sys.exit(1)
+
+def main():
+    if len(sys.argv) != 2:
+        usage()
+
+    filename = sys.argv[1]
+    if not filename.endswith('.tla.py'):
+        usage()
+
+    outname = filename[:-len('.py')]
+    mydict = {}
+    execfile(filename, mydict)
+    bytecode = assemble(mydict['code'])
+    f = open(outname, 'w')
+    f.write(bytecode)
+    f.close()
+    print '%s successfully assembled' % outname
+
+if __name__ == '__main__':
+    main()