Author: mattip <[email protected]>
Branch: numpypy.float16
Changeset: r58671:374801cc073e
Date: 2012-11-02 15:44 +0200
http://bitbucket.org/pypy/pypy/changeset/374801cc073e/
Log: cleanup
diff --git a/pypy/module/micronumpy/types.py b/pypy/module/micronumpy/types.py
--- a/pypy/module/micronumpy/types.py
+++ b/pypy/module/micronumpy/types.py
@@ -924,18 +924,17 @@
class Float16(BaseType, Float):
_attrs_ = ()
- T = rffi.USHORT
- _COMPUTATION_T = rffi.DOUBLE
+ _STORAGE_T = rffi.USHORT
+ T = rffi.DOUBLE
BoxType = interp_boxes.W_Float16Box
- def str_format(self, box):
- return float2string(self.for_computation(self.unbox(box)), "g",
- rfloat.DTSF_STR_PRECISION)
-
def pack_str(self, box):
xxx
+ def get_element_size(self):
+ return rffi.sizeof(self._STORAGE_T)
+
def runpack_str(self, s):
hbits = runpack('H', s)
fbits = halffloat.halfbits_to_floatbits(hbits)
@@ -947,31 +946,15 @@
def default_fromstring(self, space):
return self.box(-1.0)
- @specialize.argtype(1)
- def unbox(self, box):
- assert isinstance(box, self.BoxType)
- return box.value
-
- @specialize.argtype(1)
- def box(self, value):
- ret_val = self.BoxType(rffi.cast(self._COMPUTATION_T, value))
- return ret_val
-
-
def _read(self, storage, i, offset):
- byte_rep = raw_storage_getitem(self.T, storage, i + offset)
+ byte_rep = raw_storage_getitem(self._STORAGE_T, storage, i + offset)
fbits = halffloat.halfbits_to_floatbits(byte_rep)
return float_unpack(fbits, 4)
- def read(self, arr, i, offset, dtype=None):
- value = self._read(arr.storage, i, offset)
- ret_val = self.BoxType(rffi.cast(self._COMPUTATION_T, value))
- return ret_val
-
def _write(self, storage, i, offset, value):
fbits = float_pack(value,4)
hbits = halffloat.floatbits_to_halfbits(fbits)
- raw_storage_setitem(storage, i + offset, rffi.cast(self.T, hbits))
+ raw_storage_setitem(storage, i + offset, rffi.cast(self._STORAGE_T,
hbits))
class NonNativeFloat16(BaseType, NonNativeFloat):
_attrs_ = ()
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