[pypy-commit] pypy ppc-jit-backend: do not copy lists

[hager]

Author: hager <sven.hager at uni-duesseldorf.de>
Branch: ppc-jit-backend
Changeset: r52635:9b1bc846ce01
Date: 2012-02-15 08:41 -0800
http://bitbucket.org/pypy/pypy/changeset/9b1bc846ce01/

Log:	do not copy lists

diff --git a/pypy/jit/backend/ppc/helper/regalloc.py b/pypy/jit/backend/ppc/helper/regalloc.py
--- a/pypy/jit/backend/ppc/helper/regalloc.py
+++ b/pypy/jit/backend/ppc/helper/regalloc.py
@@ -76,7 +76,7 @@
 
 def prepare_binary_int_op():
     def f(self, op):
-        boxes = list(op.getarglist())
+        boxes = op.getarglist()
         b0, b1 = boxes
 
         reg1 = self._ensure_value_is_boxed(b0, forbidden_vars=boxes)
diff --git a/pypy/jit/backend/ppc/regalloc.py b/pypy/jit/backend/ppc/regalloc.py
--- a/pypy/jit/backend/ppc/regalloc.py
+++ b/pypy/jit/backend/ppc/regalloc.py
@@ -177,7 +177,7 @@
     def prepare_loop(self, inputargs, operations):
         self._prepare(inputargs, operations)
         self._set_initial_bindings(inputargs)
-        self.possibly_free_vars(list(inputargs))
+        self.possibly_free_vars(inputargs)
 
     def prepare_bridge(self, inputargs, arglocs, ops):
         self._prepare(inputargs, ops)
@@ -425,7 +425,7 @@
     prepare_guard_not_invalidated = prepare_guard_no_overflow
 
     def prepare_guard_exception(self, op):
-        boxes = list(op.getarglist())
+        boxes = op.getarglist()
         arg0 = ConstInt(rffi.cast(lltype.Signed, op.getarg(0).getint()))
         loc = self._ensure_value_is_boxed(arg0)
         loc1 = self.get_scratch_reg(INT, boxes)
@@ -447,7 +447,7 @@
         return arglocs
 
     def prepare_guard_value(self, op):
-        boxes = list(op.getarglist())
+        boxes = op.getarglist()
         a0, a1 = boxes
         l0 = self._ensure_value_is_boxed(a0, boxes)
         l1 = self._ensure_value_is_boxed(a1, boxes)
@@ -459,7 +459,7 @@
 
     def prepare_guard_class(self, op):
         assert isinstance(op.getarg(0), Box)
-        boxes = list(op.getarglist())
+        boxes = op.getarglist()
         x = self._ensure_value_is_boxed(boxes[0], boxes)
         y = self.get_scratch_reg(REF, forbidden_vars=boxes)
         y_val = rffi.cast(lltype.Signed, op.getarg(1).getint())
@@ -559,7 +559,7 @@
         return []
 
     def prepare_setfield_gc(self, op):
-        boxes = list(op.getarglist())
+        boxes = op.getarglist()
         a0, a1 = boxes
         ofs, size, sign = unpack_fielddescr(op.getdescr())
         base_loc = self._ensure_value_is_boxed(a0, boxes)