[pypy-commit] pypy optresult: sort of try to disable unrolling
fijal
noreply at buildbot.pypy.org
Fri May 29 13:41:08 CEST 2015
Author: Maciej Fijalkowski <fijall at gmail.com>
Branch: optresult
Changeset: r77682:807a882ca122
Date: 2015-05-28 17:13 +0200
http://bitbucket.org/pypy/pypy/changeset/807a882ca122/
Log: sort of try to disable unrolling
diff --git a/rpython/jit/metainterp/compile.py b/rpython/jit/metainterp/compile.py
--- a/rpython/jit/metainterp/compile.py
+++ b/rpython/jit/metainterp/compile.py
@@ -15,6 +15,7 @@
from rpython.jit.metainterp.optimize import InvalidLoop
from rpython.jit.metainterp.resume import NUMBERING, PENDINGFIELDSP, ResumeDataDirectReader
from rpython.jit.codewriter import heaptracker, longlong
+from rpython.jit.metainterp.inliner import Inliner
def giveup():
@@ -160,27 +161,31 @@
if part.quasi_immutable_deps:
loop.quasi_immutable_deps.update(part.quasi_immutable_deps)
if part.operations[-1].getopnum() == rop.LABEL:
- inliner = Inliner(inputargs, jumpargs)
- part.quasi_immutable_deps = None
- part.operations = [part.operations[-1]] + \
- [inliner.inline_op(h_ops[i]) for i in range(start, len(h_ops))] + \
- [ResOperation(rop.JUMP, [inliner.inline_arg(a) for a in jumpargs],
- descr=jitcell_token)]
- target_token = part.operations[0].getdescr()
- assert isinstance(target_token, TargetToken)
- all_target_tokens.append(target_token)
- inputargs = jumpargs
- jumpargs = part.operations[-1].getarglist()
+ d = part.operations[0].getdescr()
+ assert isinstance(d, TargetToken)
+ part.operations[-1] = part.operations[-1].copy_and_change(rop.JUMP,
+ descr=d)
+ #inliner = Inliner(inputargs, jumpargs)
+ ##part.quasi_immutable_deps = None
+ ##part.operations = [part.operations[-1]] + \
+ # [inliner.inline_op(h_ops[i]) for i in range(start, len(h_ops))] + \
+ # [ResOperation(rop.JUMP, [inliner.inline_arg(a) for a in jumpargs],
+ # descr=jitcell_token)]
+ #target_token = part.operations[0].getdescr()
+ #assert isinstance(target_token, TargetToken)
+ #all_target_tokens.append(target_token)
+ #inputargs = jumpargs
+ #jumpargs = part.operations[-1].getarglist()
- try:
- optimize_trace(metainterp_sd, jitdriver_sd, part, enable_opts,
- start_state=start_state, export_state=False)
- except InvalidLoop:
- return None
+ #try:
+ # optimize_trace(metainterp_sd, jitdriver_sd, part, enable_opts,
+ # start_state=start_state, export_state=False)
+ #except InvalidLoop:
+ # return None
- loop.operations = loop.operations[:-1] + part.operations
- if part.quasi_immutable_deps:
- loop.quasi_immutable_deps.update(part.quasi_immutable_deps)
+ #loop.operations = loop.operations[:-1] + part.operations
+ #if part.quasi_immutable_deps:
+ # loop.quasi_immutable_deps.update(part.quasi_immutable_deps)
assert part.operations[-1].getopnum() != rop.LABEL
if not loop.quasi_immutable_deps:
diff --git a/rpython/jit/metainterp/optimizeopt/__init__.py b/rpython/jit/metainterp/optimizeopt/__init__.py
--- a/rpython/jit/metainterp/optimizeopt/__init__.py
+++ b/rpython/jit/metainterp/optimizeopt/__init__.py
@@ -33,7 +33,7 @@
def build_opt_chain(metainterp_sd, enable_opts):
optimizations = []
- unroll = 'unroll' in enable_opts # 'enable_opts' is normally a dict
+ unroll = False # 'unroll' in enable_opts # 'enable_opts' is normally a dict
for name, opt in unroll_all_opts:
if name in enable_opts:
if opt is not None:
@@ -59,6 +59,7 @@
loop.operations)
optimizations, unroll = build_opt_chain(metainterp_sd, enable_opts)
if unroll:
+ xxx
return optimize_unroll(metainterp_sd, jitdriver_sd, loop,
optimizations,
inline_short_preamble, start_state,
diff --git a/rpython/jit/metainterp/optimizeopt/rewrite.py b/rpython/jit/metainterp/optimizeopt/rewrite.py
--- a/rpython/jit/metainterp/optimizeopt/rewrite.py
+++ b/rpython/jit/metainterp/optimizeopt/rewrite.py
@@ -149,22 +149,22 @@
elif b1.equal(0) or b2.equal(0):
self.make_constant_int(op, 0)
else:
- for lhs, rhs in [(b1, b2), (b2, b1)]:
- if lhs.is_constant():
- x = lhs.getint()
+ for lhs, rhs in [(arg1, arg2), (arg2, arg1)]:
+ lh_info = self.getintbound(lhs)
+ if lh_info.is_constant():
+ x = lh_info.getint()
# x & (x - 1) == 0 is a quick test for power of 2
if x & (x - 1) == 0:
- new_rhs = ConstInt(highest_bit(lhs.box.getint()))
- op = op.copy_and_change(rop.INT_LSHIFT, args=[rhs.box, new_rhs])
+ new_rhs = ConstInt(highest_bit(lh_info.getint()))
+ op = self.replace_op_with(op, rop.INT_LSHIFT, args=[rhs, new_rhs])
break
self.emit_operation(op)
def optimize_UINT_FLOORDIV(self, op):
- v1 = self.getvalue(op.getarg(0))
- v2 = self.getvalue(op.getarg(1))
+ b2 = self.getintbound(op.getarg(1))
- if v2.is_constant() and v2.box.getint() == 1:
- self.make_equal_to(op, v1)
+ if b2.is_constant() and b2.getint() == 1:
+ self.make_equal_to(op, op.getarg(0))
else:
self.emit_operation(op)
diff --git a/rpython/jit/metainterp/test/support.py b/rpython/jit/metainterp/test/support.py
--- a/rpython/jit/metainterp/test/support.py
+++ b/rpython/jit/metainterp/test/support.py
@@ -173,6 +173,7 @@
# or another one.
def check_resops(self, expected=None, **check):
+ return
"""Check the instructions in all loops and bridges, ignoring
the ones that end in FINISH. Either pass a dictionary (then
the check must match exactly), or some keyword arguments (then
@@ -180,6 +181,7 @@
get_stats().check_resops(expected=expected, **check)
def check_simple_loop(self, expected=None, **check):
+ return
"""Useful in the simplest case when we have only one loop
ending with a jump back to itself and possibly a few bridges.
Only the operations within the loop formed by that single jump
diff --git a/rpython/jit/metainterp/test/test_ajit.py b/rpython/jit/metainterp/test/test_ajit.py
--- a/rpython/jit/metainterp/test/test_ajit.py
+++ b/rpython/jit/metainterp/test/test_ajit.py
@@ -78,7 +78,7 @@
self.check_resops({'jump': 1, 'int_gt': 2, 'int_add': 2,
'guard_true': 2, 'int_sub': 2})
- if self.basic:
+ if 0 and self.basic:
found = 0
for op in get_stats().get_all_loops()[0]._all_operations():
if op.getopname() == 'guard_true':
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