Author: edelsohn
Branch: ppc-backend-2
Changeset: r55421:3eab9cc91b12
Date: 2012-06-05 20:57 -0400
http://bitbucket.org/pypy/pypy/changeset/3eab9cc91b12/
Log: Correct computation of index into fp_registers. Fix offset for
saving float managed registers.
diff --git a/pypy/jit/backend/ppc/ppc_assembler.py
b/pypy/jit/backend/ppc/ppc_assembler.py
--- a/pypy/jit/backend/ppc/ppc_assembler.py
+++ b/pypy/jit/backend/ppc/ppc_assembler.py
@@ -241,7 +241,8 @@
break
code >>= 2
if kind == self.DESCR_FLOAT:
- fvalue = r.get_managed_fpreg_index(code)
+ reg_index = r.get_managed_fpreg_index(code)
+ fvalue = fp_registers[reg_index]
else:
reg_index = r.get_managed_reg_index(code)
value = registers[reg_index]
@@ -575,9 +576,10 @@
for i in range(len(r.MANAGED_REGS)):
reg = r.MANAGED_REGS[i]
mc.store(reg.value, r.SPP.value, i * WORD)
+ FLOAT_OFFSET = len(r.MANAGED_REGS)
for i in range(len(r.MANAGED_FP_REGS)):
fpreg = r.MANAGED_FP_REGS[i]
- mc.stfd(fpreg.value, r.SPP.value, i * WORD + len(r.MANAGED_REGS))
+ mc.stfd(fpreg.value, r.SPP.value, (i + FLOAT_OFFSET) * WORD)
def gen_bootstrap_code(self, loophead, spilling_area):
self._insert_stack_check()
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