Author: Armin Rigo <[email protected]>
Branch:
Changeset: r66042:5a1d53b431d4
Date: 2013-08-09 18:05 +0200
http://bitbucket.org/pypy/pypy/changeset/5a1d53b431d4/
Log: Add a passing test
diff --git a/rpython/jit/backend/test/runner_test.py
b/rpython/jit/backend/test/runner_test.py
--- a/rpython/jit/backend/test/runner_test.py
+++ b/rpython/jit/backend/test/runner_test.py
@@ -4000,6 +4000,35 @@
assert result == rffi.cast(lltype.Float, value)
rawstorage.free_raw_storage(p)
+ def test_raw_load_singlefloat(self):
+ if not self.cpu.supports_singlefloats:
+ py.test.skip("requires singlefloats")
+ from rpython.rlib import rawstorage
+ for T in [rffi.FLOAT]:
+ ops = """
+ [i0, i1]
+ i2 = raw_load(i0, i1, descr=arraydescr)
+ finish(i2)
+ """
+ arraydescr = self.cpu.arraydescrof(rffi.CArray(T))
+ p = rawstorage.alloc_raw_storage(31)
+ for i in range(31):
+ p[i] = '\xDD'
+ value = rffi.cast(T, 1.12e20)
+ rawstorage.raw_storage_setitem(p, 16, value)
+ got = self.cpu.bh_raw_load_i(rffi.cast(lltype.Signed, p), 16,
+ arraydescr)
+ assert got == longlong.singlefloat2int(value)
+ #
+ loop = parse(ops, self.cpu, namespace=locals())
+ looptoken = JitCellToken()
+ self.cpu.compile_loop(loop.inputargs, loop.operations, looptoken)
+ deadframe = self.cpu.execute_token(looptoken,
+ rffi.cast(lltype.Signed, p), 16)
+ result = self.cpu.get_int_value(deadframe, 0)
+ assert result == longlong.singlefloat2int(value)
+ rawstorage.free_raw_storage(p)
+
def test_raw_store_int(self):
from rpython.rlib import rawstorage
for T in [rffi.UCHAR, rffi.SIGNEDCHAR,
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