Author: Carl Friedrich Bolz <cfb...@gmx.de>
Branch:
Changeset: r48194:25b6ee1b8082
Date: 2011-10-18 09:55 +0200
http://bitbucket.org/pypy/pypy/changeset/25b6ee1b8082/
Log: makes no sense to synthesize the reverse ops for operations that are
removed anyway.
diff --git a/pypy/jit/metainterp/optimizeopt/rewrite.py
b/pypy/jit/metainterp/optimizeopt/rewrite.py
--- a/pypy/jit/metainterp/optimizeopt/rewrite.py
+++ b/pypy/jit/metainterp/optimizeopt/rewrite.py
@@ -106,10 +106,9 @@
self.make_equal_to(op.result, v1)
else:
self.emit_operation(op)
-
- # Synthesize the reverse ops for optimize_default to reuse
- self.pure(rop.INT_ADD, [op.result, op.getarg(1)], op.getarg(0))
- self.pure(rop.INT_SUB, [op.getarg(0), op.result], op.getarg(1))
+ # Synthesize the reverse ops for optimize_default to reuse
+ self.pure(rop.INT_ADD, [op.result, op.getarg(1)], op.getarg(0))
+ self.pure(rop.INT_SUB, [op.getarg(0), op.result], op.getarg(1))
def optimize_INT_ADD(self, op):
v1 = self.getvalue(op.getarg(0))
@@ -122,10 +121,9 @@
self.make_equal_to(op.result, v1)
else:
self.emit_operation(op)
-
- # Synthesize the reverse op for optimize_default to reuse
- self.pure(rop.INT_SUB, [op.result, op.getarg(1)], op.getarg(0))
- self.pure(rop.INT_SUB, [op.result, op.getarg(0)], op.getarg(1))
+ # Synthesize the reverse op for optimize_default to reuse
+ self.pure(rop.INT_SUB, [op.result, op.getarg(1)], op.getarg(0))
+ self.pure(rop.INT_SUB, [op.result, op.getarg(0)], op.getarg(1))
def optimize_INT_MUL(self, op):
v1 = self.getvalue(op.getarg(0))
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