Author: hager <[email protected]>
Branch: ppc-jit-backend
Changeset: r50022:2da6b07d24ec
Date: 2011-11-30 18:02 +0100
http://bitbucket.org/pypy/pypy/changeset/2da6b07d24ec/
Log: add test for direct call of assembler code
diff --git a/pypy/jit/backend/ppc/ppcgen/test/test_call_assembler.py
b/pypy/jit/backend/ppc/ppcgen/test/test_call_assembler.py
new file mode 100644
--- /dev/null
+++ b/pypy/jit/backend/ppc/ppcgen/test/test_call_assembler.py
@@ -0,0 +1,77 @@
+import py
+from pypy.jit.metainterp.history import BoxInt, ConstInt,\
+ BoxPtr, ConstPtr, TreeLoop, BasicFailDescr
+from pypy.jit.metainterp.resoperation import rop, ResOperation
+from pypy.jit.codewriter import heaptracker
+from pypy.jit.backend.llsupport.descr import GcCache
+from pypy.jit.backend.llsupport.gc import GcLLDescription
+from pypy.jit.backend.detect_cpu import getcpuclass
+from pypy.jit.tool.oparser import parse
+from pypy.rpython.lltypesystem import lltype, llmemory, rffi
+from pypy.rpython.annlowlevel import llhelper
+from pypy.rpython.lltypesystem import rclass, rstr
+from pypy.jit.backend.llsupport.gc import GcLLDescr_framework, GcPtrFieldDescr
+
+from pypy.jit.codewriter.effectinfo import EffectInfo
+from pypy.jit.backend.ppc.runner import PPC_64_CPU
+from pypy.jit.backend.ppc.test.test_runner import FakeStats
+
+class TestAssembler(object):
+
+ type_system = 'lltype'
+
+ def setup_class(cls):
+ cls.cpu = PPC_64_CPU(rtyper=None, stats=FakeStats())
+ cls.cpu.setup_once()
+
+ def interpret_direct_entry_point(self, ops, args, namespace):
+ loop = self.parse(ops, namespace)
+ self.cpu.compile_loop(loop.inputargs, loop.operations, loop.token)
+ param_sign_list = []
+ for i, arg in enumerate(args):
+ if isinstance(arg, int):
+ param_sign_list.append(lltype.Signed)
+ elif isinstance(arg, float):
+ assert 0, "not implemented yet"
+ else:
+ assert 0, "not implemented yet"
+
+ looptoken = loop.token
+ signature = lltype.FuncType(param_sign_list, lltype.Signed)
+ addr = looptoken._ppc_direct_bootstrap_code
+ func = rffi.cast(lltype.Ptr(signature), addr)
+ fail_index = func(*args)
+ fail_descr = self.cpu.get_fail_descr_from_number(fail_index)
+ return fail_descr
+
+ def parse(self, s, namespace, boxkinds=None):
+ return parse(s, self.cpu, namespace,
+ type_system=self.type_system,
+ boxkinds=boxkinds)
+
+ # XXX this test should also be used by the other backends
+ def test_call_assembler_vary_arguments(self):
+ namespace = {}
+ numargs = 20
+
+ for i in range(numargs + 1):
+ namespace["fdescr%d" % i] = BasicFailDescr(i)
+ namespace["finishdescr"] = BasicFailDescr(numargs + 1)
+
+ for i in range(1, numargs + 1):
+ arglist = []
+ guardlist = []
+
+ for k in range(i):
+ name = "i%d" % k
+ arglist.append(name)
+ guardlist.append("guard_value(%s, %d, descr=fdescr%d) [%s]"
+ % (name, k, k, name))
+
+ argstr = "".join(("[", ", ".join(arglist), "]\n"))
+ guardstr = "\n".join(guardlist) + "\n"
+ finish = "finish(descr=finishdescr)\n"
+
+ trace = "".join((argstr, guardstr, finish))
+ fail_descr = self.interpret_direct_entry_point(trace, range(i),
namespace)
+ assert fail_descr.identifier == namespace["finishdescr"].identifier
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