Author: Armin Rigo <[email protected]>
Branch: cpyext-ext
Changeset: r84900:158c9efd5ffd
Date: 2016-06-03 14:59 +0200
http://bitbucket.org/pypy/pypy/changeset/158c9efd5ffd/
Log: Expose to the JIT the type dispatching part of _do_setslice(), at
least
diff --git a/pypy/module/_cffi_backend/cdataobj.py
b/pypy/module/_cffi_backend/cdataobj.py
--- a/pypy/module/_cffi_backend/cdataobj.py
+++ b/pypy/module/_cffi_backend/cdataobj.py
@@ -245,10 +245,17 @@
raise oefmt(space.w_ValueError,
"need a bytearray of length %d, got %d",
length, len(value))
- for i in range(length):
- target[i] = value[i]
+ self._copy_list_of_chars_to_raw(value, target, length)
return
#
+ self._do_setslice_iterate(space, ctitem, w_value, target, ctitemsize,
+ length)
+
+ @staticmethod
+ def _do_setslice_iterate(space, ctitem, w_value, target, ctitemsize,
+ length):
+ # general case, contains a loop
+ # (XXX is it worth adding a jitdriver here?)
w_iter = space.iter(w_value)
for i in range(length):
try:
@@ -269,6 +276,12 @@
raise oefmt(space.w_ValueError,
"got more than %d values to unpack", length)
+ @staticmethod
+ def _copy_list_of_chars_to_raw(value, target, length):
+ # contains a loop, moved out of _do_setslice()
+ for i in range(length):
+ target[i] = value[i]
+
def _add_or_sub(self, w_other, sign):
space = self.space
i = sign * space.getindex_w(w_other, space.w_OverflowError)
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