Author: edelsohn
Branch: ppc-jit-backend
Changeset: r54725:732d857aeb12
Date: 2012-04-24 10:47 -0400
http://bitbucket.org/pypy/pypy/changeset/732d857aeb12/
Log: Use subfic instruction for CONST - REG.
diff --git a/pypy/jit/backend/ppc/opassembler.py
b/pypy/jit/backend/ppc/opassembler.py
--- a/pypy/jit/backend/ppc/opassembler.py
+++ b/pypy/jit/backend/ppc/opassembler.py
@@ -53,8 +53,7 @@
def emit_int_sub(self, op, arglocs, regalloc):
l0, l1, res = arglocs
if l0.is_imm():
- self.mc.load_imm(r.r0, l0.value)
- self.mc.sub(res.value, r.r0.value, l1.value)
+ self.mc.subfic(res.value, l1.value, l0.value)
elif l1.is_imm():
self.mc.subi(res.value, l0.value, l1.value)
else:
_______________________________________________
pypy-commit mailing list
[email protected]
http://mail.python.org/mailman/listinfo/pypy-commit
