Author: Armin Rigo <ar...@tunes.org>
Branch: inline-dict-ops
Changeset: r48306:c9296c708287
Date: 2011-10-21 14:08 +0200
http://bitbucket.org/pypy/pypy/changeset/c9296c708287/
Log: Sign in getinteriorfield_gc, test and fix (at least for llsupport).
diff --git a/pypy/jit/backend/llsupport/llmodel.py
b/pypy/jit/backend/llsupport/llmodel.py
--- a/pypy/jit/backend/llsupport/llmodel.py
+++ b/pypy/jit/backend/llsupport/llmodel.py
@@ -361,15 +361,20 @@
ofs, size, _ = self.unpack_arraydescr_size(arraydescr)
ofs += descr.fielddescr.offset
fieldsize =
descr.fielddescr.get_field_size(self.translate_support_code)
+ sign = descr.fielddescr.is_field_signed()
fullofs = itemindex * size + ofs
# --- start of GC unsafe code (no GC operation!) ---
items = rffi.ptradd(rffi.cast(rffi.CCHARP, gcref), fullofs)
for STYPE, UTYPE, itemsize in unroll_basic_sizes:
if fieldsize == itemsize:
- # XXX signedness
- item = rffi.cast(rffi.CArrayPtr(STYPE), items)
- val = item[0]
- val = rffi.cast(lltype.Signed, val)
+ if sign:
+ item = rffi.cast(rffi.CArrayPtr(STYPE), items)
+ val = item[0]
+ val = rffi.cast(lltype.Signed, val)
+ else:
+ item = rffi.cast(rffi.CArrayPtr(UTYPE), items)
+ val = item[0]
+ val = rffi.cast(lltype.Signed, val)
# --- end of GC unsafe code ---
return val
else:
diff --git a/pypy/jit/backend/test/runner_test.py
b/pypy/jit/backend/test/runner_test.py
--- a/pypy/jit/backend/test/runner_test.py
+++ b/pypy/jit/backend/test/runner_test.py
@@ -882,13 +882,20 @@
def test_array_of_structs(self):
TP = lltype.GcStruct('x')
- ITEM = lltype.Struct('x', ('v', lltype.Signed),
+ ITEM = lltype.Struct('x',
+ ('vs', lltype.Signed),
+ ('vu', lltype.Unsigned),
+ ('vsc', rffi.SIGNEDCHAR),
+ ('vuc', rffi.UCHAR),
+ ('vss', rffi.SHORT),
+ ('vus', rffi.USHORT),
+ ('vsi', rffi.INT),
+ ('vui', rffi.UINT),
('k', lltype.Float),
('p', lltype.Ptr(TP)))
a_box, A = self.alloc_array_of(ITEM, 15)
s_box, S = self.alloc_instance(TP)
kdescr = self.cpu.interiorfielddescrof(A, 'k')
- vdescr = self.cpu.interiorfielddescrof(A, 'v')
pdescr = self.cpu.interiorfielddescrof(A, 'p')
self.execute_operation(rop.SETINTERIORFIELD_GC, [a_box, BoxInt(3),
boxfloat(1.5)],
@@ -899,15 +906,36 @@
r = self.execute_operation(rop.GETINTERIORFIELD_GC, [a_box, BoxInt(3)],
'float', descr=kdescr)
assert r.getfloat() == 2.5
- self.execute_operation(rop.SETINTERIORFIELD_GC, [a_box, BoxInt(3),
- BoxInt(15)],
- 'void', descr=vdescr)
- i = self.cpu.bh_getinteriorfield_gc_i(a_box.getref_base(), 3, vdescr)
- assert i == 15
- self.cpu.bh_setinteriorfield_gc_i(a_box.getref_base(), 3, vdescr, 25)
- r = self.execute_operation(rop.GETINTERIORFIELD_GC, [a_box, BoxInt(3)],
- 'int', descr=vdescr)
- assert r.getint() == 25
+ #
+ NUMBER_FIELDS = [('vs', lltype.Signed),
+ ('vu', lltype.Unsigned),
+ ('vsc', rffi.SIGNEDCHAR),
+ ('vuc', rffi.UCHAR),
+ ('vss', rffi.SHORT),
+ ('vus', rffi.USHORT),
+ ('vsi', rffi.INT),
+ ('vui', rffi.UINT)]
+ for name, TYPE in NUMBER_FIELDS[::-1]:
+ vdescr = self.cpu.interiorfielddescrof(A, name)
+ self.execute_operation(rop.SETINTERIORFIELD_GC, [a_box, BoxInt(3),
+ BoxInt(-15)],
+ 'void', descr=vdescr)
+ for name, TYPE in NUMBER_FIELDS:
+ vdescr = self.cpu.interiorfielddescrof(A, name)
+ i = self.cpu.bh_getinteriorfield_gc_i(a_box.getref_base(), 3,
+ vdescr)
+ assert i == rffi.cast(lltype.Signed, rffi.cast(TYPE, -15))
+ for name, TYPE in NUMBER_FIELDS[::-1]:
+ vdescr = self.cpu.interiorfielddescrof(A, name)
+ self.cpu.bh_setinteriorfield_gc_i(a_box.getref_base(), 3,
+ vdescr, -25)
+ for name, TYPE in NUMBER_FIELDS:
+ vdescr = self.cpu.interiorfielddescrof(A, name)
+ r = self.execute_operation(rop.GETINTERIORFIELD_GC,
+ [a_box, BoxInt(3)],
+ 'int', descr=vdescr)
+ assert r.getint() == rffi.cast(lltype.Signed, rffi.cast(TYPE, -25))
+ #
self.execute_operation(rop.SETINTERIORFIELD_GC, [a_box, BoxInt(4),
s_box],
'void', descr=pdescr)
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