[pypy-commit] pypy quad-color-gc: Implement push and pop

[ntruessel]

Author: Nicolas Truessel <ntruessel at njsm.de>
Branch: quad-color-gc
Changeset: r86320:bc2d69f739ed
Date: 2016-08-19 16:11 +0200
http://bitbucket.org/pypy/pypy/changeset/bc2d69f739ed/

Log:	Implement push and pop

diff --git a/rpython/translator/c/funcgen.py b/rpython/translator/c/funcgen.py
--- a/rpython/translator/c/funcgen.py
+++ b/rpython/translator/c/funcgen.py
@@ -943,3 +943,10 @@
                 cdecl(typename, ''),
                 self.expr(op.args[0]),
                 self.expr(op.result))
+
+    def OP_QCGC_PUSH_ROOT(self, op):
+        obj = self.expr(op.args[0])
+        return 'qcgc_shadowstack_push((object_t *) %s);' % (obj,)
+
+    def OP_QCGC_POP_ROOT(self, op):
+        return 'qcgc_shadowstack_pop();'
diff --git a/rpython/translator/c/gc.py b/rpython/translator/c/gc.py
--- a/rpython/translator/c/gc.py
+++ b/rpython/translator/c/gc.py
@@ -471,13 +471,11 @@
 
         return eci
 
-    # def gc_startup_code(self):
-    #     super(QcgcFrameworkGcPolicy, self).gc_startup_code()
-        # if sys.platform == 'win32':
-        #     pass # yield 'assert(GC_all_interior_pointers == 0);'
-        # else:
-        #     yield 'GC_all_interior_pointers = 0;'
-        # yield 'boehm_gc_startup_code();'
+    def gc_startup_code(self):
+        s = list(super(QcgcFrameworkGcPolicy, self).gc_startup_code())
+        for i in s:
+            yield i
+        yield 'qcgc_initialize();'
 
 name_to_gcpolicy = {
     'boehm': BoehmGcPolicy,