[pypy-commit] pypy ppc-jit-backend: assert offset is_reg in cmp_guard_class.

[edelsohn]

Author: edelsohn
Branch: ppc-jit-backend
Changeset: r50930:1d80c59520d2
Date: 2011-12-28 14:59 -0500
http://bitbucket.org/pypy/pypy/changeset/1d80c59520d2/

Log:    assert offset is_reg in cmp_guard_class.

diff --git a/pypy/jit/backend/ppc/ppcgen/opassembler.py 
b/pypy/jit/backend/ppc/ppcgen/opassembler.py
--- a/pypy/jit/backend/ppc/ppcgen/opassembler.py
+++ b/pypy/jit/backend/ppc/ppcgen/opassembler.py
@@ -245,6 +245,7 @@
             if offset.is_imm():
                 self.mc.load(r.SCRATCH.value, locs[0].value, offset.value)
             else:
+                assert offset.is_reg()
                 self.mc.loadx(r.SCRATCH.value, locs[0].value, offset.value)
             self.mc.cmp_op(0, r.SCRATCH.value, locs[1].value)
             self.mc.free_scratch_reg()
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