Author: Nicolas Truessel <[email protected]>
Branch: quad-color-gc
Changeset: r86349:3c501a577097
Date: 2016-08-20 17:03 +0200
http://bitbucket.org/pypy/pypy/changeset/3c501a577097/
Log: Try implementing allocation
diff --git a/rpython/memory/gc/qcgc.py b/rpython/memory/gc/qcgc.py
--- a/rpython/memory/gc/qcgc.py
+++ b/rpython/memory/gc/qcgc.py
@@ -23,11 +23,12 @@
('hash', lltype.Signed))
#HDR = rffi.COpaque('object_t')
- def malloc_fixedsize_clear(self, typeid16, size,
+ def malloc_fixedsize_clear(self, typeid, size,
needs_finalizer=False,
is_finalizer_light=False,
contains_weakptr=False):
- raise NotImplementedError
+ # What is the llmemory.GCREF for?
+ return llop.qcgc_allocate(llmemory.GCREF, size, typeid)
## XXX finalizers are ignored for now
##ll_assert(not needs_finalizer, 'XXX needs_finalizer')
##ll_assert(not is_finalizer_light, 'XXX is_finalizer_light')
diff --git a/rpython/rtyper/lltypesystem/lloperation.py
b/rpython/rtyper/lltypesystem/lloperation.py
--- a/rpython/rtyper/lltypesystem/lloperation.py
+++ b/rpython/rtyper/lltypesystem/lloperation.py
@@ -514,6 +514,9 @@
# NOTE NOTE NOTE! don't forget *** canmallocgc=True *** for anything that
# can malloc a GC object.
+ # __________ qcgc operations __________
+ 'qcgc_allocate': LLOp(canmallocgc=True),
+
# __________ weakrefs __________
'weakref_create': LLOp(sideeffects=False, canmallocgc=True),
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
@@ -950,3 +950,11 @@
def OP_QCGC_POP_ROOT(self, op):
return 'qcgc_shadowstack_pop();'
+
+ def OP_QCGC_ALLOCATE(self, op):
+ # XXX: SET typeid
+ size = self.expr(op.args[0])
+ typeid = self.expr(op.args[1])
+ result = self.expr(op.result)
+ return ('%s = qcgc_allocate(%s);' % (result, size) +
+ '((PYPYHDR *)%s)->tid = %s;' % (result, typeid))
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