[pypy-commit] pypy arm-backend-2: Backout 839659291f03
bivab
noreply at buildbot.pypy.org
Thu Jan 26 10:45:20 CET 2012
Author: David Schneider <david.schneider at picle.org>
Branch: arm-backend-2
Changeset: r51776:e61421452c3f
Date: 2012-01-23 14:48 +0100
http://bitbucket.org/pypy/pypy/changeset/e61421452c3f/
Log: Backout 839659291f03
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
@@ -3216,6 +3216,55 @@
res = self.cpu.get_latest_value_int(0)
assert res == -10
+ def test_compile_asmlen(self):
+ from pypy.jit.backend.llsupport.llmodel import AbstractLLCPU
+ if not isinstance(self.cpu, AbstractLLCPU):
+ py.test.skip("pointless test on non-asm")
+ from pypy.jit.backend.x86.tool.viewcode import machine_code_dump
+ import ctypes
+ ops = """
+ [i2]
+ i0 = same_as(i2) # but forced to be in a register
+ label(i0, descr=1)
+ i1 = int_add(i0, i0)
+ guard_true(i1, descr=faildesr) [i1]
+ jump(i1, descr=1)
+ """
+ faildescr = BasicFailDescr(2)
+ loop = parse(ops, self.cpu, namespace=locals())
+ faildescr = loop.operations[-2].getdescr()
+ jumpdescr = loop.operations[-1].getdescr()
+ bridge_ops = """
+ [i0]
+ jump(i0, descr=jumpdescr)
+ """
+ bridge = parse(bridge_ops, self.cpu, namespace=locals())
+ looptoken = JitCellToken()
+ self.cpu.assembler.set_debug(False)
+ info = self.cpu.compile_loop(loop.inputargs, loop.operations, looptoken)
+ bridge_info = self.cpu.compile_bridge(faildescr, bridge.inputargs,
+ bridge.operations,
+ looptoken)
+ self.cpu.assembler.set_debug(True) # always on untranslated
+ assert info.asmlen != 0
+ cpuname = autodetect_main_model_and_size()
+ # XXX we have to check the precise assembler, otherwise
+ # we don't quite know if borders are correct
+
+ def checkops(mc, ops):
+ assert len(mc) == len(ops)
+ for i in range(len(mc)):
+ assert mc[i].split("\t")[-1].startswith(ops[i])
+
+ data = ctypes.string_at(info.asmaddr, info.asmlen)
+ mc = list(machine_code_dump(data, info.asmaddr, cpuname))
+ lines = [line for line in mc if line.count('\t') == 2]
+ checkops(lines, self.add_loop_instructions)
+ data = ctypes.string_at(bridge_info.asmaddr, bridge_info.asmlen)
+ mc = list(machine_code_dump(data, bridge_info.asmaddr, cpuname))
+ lines = [line for line in mc if line.count('\t') == 2]
+ checkops(lines, self.bridge_loop_instructions)
+
def test_compile_bridge_with_target(self):
# This test creates a loopy piece of code in a bridge, and builds another
More information about the pypy-commit
mailing list