Author: Michal Bendowski <[email protected]>
Branch: jvm-improvements
Changeset: r51380:5ba62496112e
Date: 2012-01-16 00:56 +0100
http://bitbucket.org/pypy/pypy/changeset/5ba62496112e/
Log: Implemented float2longlong and longlong2float for the JVM.
Also removed the oo_primitive for pypy__rotateLeft - it's not needed
on 32 bit architecture (and JVM backend doesn't support 64 bit
anyway).
diff --git a/pypy/rlib/rmd5.py b/pypy/rlib/rmd5.py
--- a/pypy/rlib/rmd5.py
+++ b/pypy/rlib/rmd5.py
@@ -51,7 +51,7 @@
_rotateLeft = rffi.llexternal(
"pypy__rotateLeft", [lltype.Unsigned, lltype.Signed], lltype.Unsigned,
_callable=_rotateLeft_emulator, compilation_info=eci,
- _nowrapper=True, elidable_function=True,
oo_primitive='pypy__rotateLeft') # TODO implement the oo_primitive
+ _nowrapper=True, elidable_function=True)
# we expect the function _rotateLeft to be actually inlined
diff --git a/pypy/translator/jvm/database.py b/pypy/translator/jvm/database.py
--- a/pypy/translator/jvm/database.py
+++ b/pypy/translator/jvm/database.py
@@ -358,7 +358,7 @@
ootype.Unsigned:jvm.PYPYSERIALIZEUINT,
ootype.SignedLongLong:jvm.LONGTOSTRINGL,
ootype.UnsignedLongLong: jvm.PYPYSERIALIZEULONG,
- ootype.Float:jvm.DOUBLETOSTRINGD,
+ ootype.Float:jvm.PYPYSERIALIZEDOUBLE,
ootype.Bool:jvm.PYPYSERIALIZEBOOLEAN,
ootype.Void:jvm.PYPYSERIALIZEVOID,
ootype.Char:jvm.PYPYESCAPEDCHAR,
diff --git a/pypy/translator/jvm/src/pypy/PyPy.java
b/pypy/translator/jvm/src/pypy/PyPy.java
--- a/pypy/translator/jvm/src/pypy/PyPy.java
+++ b/pypy/translator/jvm/src/pypy/PyPy.java
@@ -8,6 +8,7 @@
import java.util.Map;
import java.text.DecimalFormat;
import java.lang.reflect.Array;
+import java.nio.ByteBuffer;
/**
* Class with a number of utility routines. One instance of this is
@@ -283,6 +284,20 @@
}
}
+ public double pypy__longlong2float(long l) {
+ ByteBuffer buf = ByteBuffer.allocate(8);
+ buf.putLong(l);
+ buf.flip();
+ return buf.getDouble();
+ }
+
+ public long pypy__float2longlong(double d) {
+ ByteBuffer buf = ByteBuffer.allocate(8);
+ buf.putDouble(d);
+ buf.flip();
+ return buf.getLong();
+ }
+
public double ooparse_float(String s) {
try {
return Double.parseDouble(s);
@@ -353,6 +368,19 @@
return "False";
}
+ public static String serialize_double(double d) {
+ if (Double.isNaN(d)) {
+ return "float(\"nan\")";
+ } else if (Double.isInfinite(d)) {
+ if (d > 0)
+ return "float(\"inf\")";
+ else
+ return "float(\"-inf\")";
+ } else {
+ return Double.toString(d);
+ }
+ }
+
private static String format_char(char c) {
String res = "\\x";
if (c <= 0x0F) res = res + "0";
diff --git a/pypy/translator/jvm/test/runtest.py
b/pypy/translator/jvm/test/runtest.py
--- a/pypy/translator/jvm/test/runtest.py
+++ b/pypy/translator/jvm/test/runtest.py
@@ -56,6 +56,7 @@
# CLI could-be duplicate
class JvmGeneratedSourceWrapper(object):
+
def __init__(self, gensrc):
""" gensrc is an instance of JvmGeneratedSource """
self.gensrc = gensrc
diff --git a/pypy/translator/jvm/test/test_longlong2float.py
b/pypy/translator/jvm/test/test_longlong2float.py
new file mode 100644
--- /dev/null
+++ b/pypy/translator/jvm/test/test_longlong2float.py
@@ -0,0 +1,20 @@
+from pypy.translator.jvm.test.runtest import JvmTest
+from pypy.rlib.longlong2float import *
+from pypy.rlib.test.test_longlong2float import enum_floats
+from pypy.rlib.test.test_longlong2float import fn as float2longlong2float
+import py
+
+class TestLongLong2Float(JvmTest):
+
+ def test_float2longlong_and_longlong2float(self):
+ def func(f):
+ return float2longlong2float(f)
+
+ for f in enum_floats():
+ assert repr(f) == repr(self.interpret(func, [f]))
+
+ def test_uint2singlefloat(self):
+ py.test.skip("uint2singlefloat is not implemented in ootype")
+
+ def test_singlefloat2uint(self):
+ py.test.skip("singlefloat2uint is not implemented in ootype")
diff --git a/pypy/translator/jvm/typesystem.py
b/pypy/translator/jvm/typesystem.py
--- a/pypy/translator/jvm/typesystem.py
+++ b/pypy/translator/jvm/typesystem.py
@@ -955,6 +955,7 @@
PYPYSERIALIZEUINT = Method.s(jPyPy, 'serialize_uint', (jInt,), jString)
PYPYSERIALIZEULONG = Method.s(jPyPy, 'serialize_ulonglong',
(jLong,),jString)
PYPYSERIALIZEVOID = Method.s(jPyPy, 'serialize_void', (), jString)
+PYPYSERIALIZEDOUBLE = Method.s(jPyPy, 'serialize_double', (jDouble,),
jString)
PYPYESCAPEDCHAR = Method.s(jPyPy, 'escaped_char', (jChar,), jString)
PYPYESCAPEDUNICHAR = Method.s(jPyPy, 'escaped_unichar', (jChar,), jString)
PYPYESCAPEDSTRING = Method.s(jPyPy, 'escaped_string', (jString,), jString)
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