Author: Armin Rigo <[email protected]>
Branch: stmgc-c4
Changeset: r66867:1b6f11c55022
Date: 2013-09-09 18:28 +0200
http://bitbucket.org/pypy/pypy/changeset/1b6f11c55022/
Log: Add raw_load and raw_store here, to generate the correct barriers
when applied on GC objects.
diff --git a/rpython/translator/stm/inevitable.py
b/rpython/translator/stm/inevitable.py
--- a/rpython/translator/stm/inevitable.py
+++ b/rpython/translator/stm/inevitable.py
@@ -25,8 +25,8 @@
if opname.startswith('stm_'):
ALWAYS_ALLOW_OPERATIONS.add(opname)
-GETTERS = set(['getfield', 'getarrayitem', 'getinteriorfield'])
-SETTERS = set(['setfield', 'setarrayitem', 'setinteriorfield'])
+GETTERS = set(['getfield', 'getarrayitem', 'getinteriorfield', 'raw_load'])
+SETTERS = set(['setfield', 'setarrayitem', 'setinteriorfield', 'raw_store'])
MALLOCS = set(['malloc', 'malloc_varsize',
'malloc_nonmovable', 'malloc_nonmovable_varsize'])
# ____________________________________________________________
diff --git a/rpython/translator/stm/writebarrier.py
b/rpython/translator/stm/writebarrier.py
--- a/rpython/translator/stm/writebarrier.py
+++ b/rpython/translator/stm/writebarrier.py
@@ -23,7 +23,7 @@
if op.opname in ('getfield', 'setfield'):
STRUCT = op.args[0].concretetype.TO
return STRUCT._immutable_field(op.args[1].value)
- if op.opname in ('getarrayitem', 'setarrayitem'):
+ if op.opname in ('getarrayitem', 'setarrayitem', 'raw_load', 'raw_store'):
ARRAY = op.args[0].concretetype.TO
return ARRAY._immutable_field()
if op.opname == 'getinteriorfield':
@@ -70,7 +70,7 @@
expand_comparison = set()
for op in self.block.operations:
is_getter = (op.opname in ('getfield', 'getarrayitem',
- 'getinteriorfield') and
+ 'getinteriorfield', 'raw_load') and
op.result.concretetype is not lltype.Void and
is_gc_ptr(op.args[0].concretetype))
@@ -93,7 +93,7 @@
wants_a_barrier[op] = 'R'
elif (op.opname in ('setfield', 'setarrayitem',
- 'setinteriorfield') and
+ 'setinteriorfield', 'raw_store') and
op.args[-1].concretetype is not lltype.Void and
is_gc_ptr(op.args[0].concretetype)):
# setfields need a regular write barrier
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