[pypy-commit] lang-js default: declare more immutable fields

[stepahn]

Author: Stephan <step...@stzal.com>
Branch: 
Changeset: r100:ed636a4d8c43
Date: 2011-06-14 20:07 +0200
http://bitbucket.org/pypy/lang-js/changeset/ed636a4d8c43/

Log:    declare more immutable fields

diff --git a/js/opcodes.py b/js/opcodes.py
--- a/js/opcodes.py
+++ b/js/opcodes.py
@@ -80,6 +80,7 @@
         return 'LOAD_FLOATCONSTANT %s' % (self.w_floatvalue.floatval,)
 
 class LOAD_STRINGCONSTANT(Opcode):
+    _immutable_fields_ = ['w_stringvalue']
     def __init__(self, value):
         self.w_stringvalue = W_String(value)
 
@@ -141,6 +142,7 @@
         return 'LOAD_ARRAY %d' % (self.counter,)
 
 class LOAD_LIST(Opcode):
+    _immutable_fields_ = ['counter']
     def __init__(self, counter):
         self.counter = counter
 
@@ -632,6 +634,7 @@
         stack.append(newbool(obj.Delete(what)))
 
 class LOAD_LOCAL(Opcode):
+    _immutable_fields_ = ['local']
     def __init__(self, local):
         self.local = local
 
@@ -642,6 +645,7 @@
         return 'LOAD_LOCAL %d' % (self.local,)
 
 class STORE_LOCAL(Opcode):
+    _immutable_fields_ = ['local']
     def __init__(self, local):
         self.local = local
 
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