Author: Antonio Cuni <anto.c...@gmail.com>
Branch: virtual-raw-mallocs
Changeset: r59915:fea15c6e7ec8
Date: 2013-01-10 11:09 +0100
http://bitbucket.org/pypy/pypy/changeset/fea15c6e7ec8/
Log: now we can implement unpack_arraydescr_size for real
diff --git a/pypy/jit/backend/llgraph/runner.py
b/pypy/jit/backend/llgraph/runner.py
--- a/pypy/jit/backend/llgraph/runner.py
+++ b/pypy/jit/backend/llgraph/runner.py
@@ -482,12 +482,13 @@
return self.bh_raw_load_i(struct, offset, descr)
def unpack_arraydescr_size(self, arraydescr):
- # so far this is used only by optimizeopt.virtualize for
- # {GET,SET}ARRAYITEM_RAW: for now we just return dummy values for
- # basesize and is_signed
- assert isinstance(arraydescr, Descr)
- XXX # ???
- return 0, arraydescr.width, True
+ from pypy.jit.backend.llsupport.symbolic import get_array_token
+ from pypy.jit.backend.llsupport.descr import get_type_flag, FLAG_SIGNED
+ assert isinstance(arraydescr, ArrayDescr)
+ basesize, itemsize, _ = get_array_token(arraydescr.A, False)
+ flag = get_type_flag(arraydescr.A.OF)
+ is_signed = (flag == FLAG_SIGNED)
+ return basesize, itemsize, is_signed
def bh_raw_store_i(self, struct, offset, newvalue, descr):
ll_p = rffi.cast(rffi.CCHARP, struct)
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