1 files changed, 47 insertions, 0 deletions
diff --git a/miasm2/arch/ppc/ira.py b/miasm2/arch/ppc/ira.py
new file mode 100644
index 00000000..2459c0e4
--- /dev/null
+++ b/miasm2/arch/ppc/ira.py
@@ -0,0 +1,47 @@
+from miasm2.expression.expression import ExprAff, ExprOp
+from miasm2.ir.ir import AssignBlock
+from miasm2.ir.analysis import ira
+from miasm2.arch.ppc.sem import ir_ppc32b
+
+
+class ir_a_ppc32b(ir_ppc32b, ira):
+
+    def __init__(self, *args):
+        super(ir_a_ppc32b, self).__init__(*args)
+        self.ret_reg = self.arch.regs.R3
+
+    # for test XXX TODO
+    def set_dead_regs(self, irblock):
+        pass
+
+    def get_out_regs(self, _):
+        return set([self.ret_reg, self.sp])
+
+    def add_unused_regs(self):
+        leaves = [self.blocks[label] for label in self.g.leafs()]
+        for irblock in leaves:
+            self.set_dead_regs(irblock)
+
+    def pre_add_instr(self, block, instr, assignments, ir_blocks_all, gen_pc_update):
+        """Replace function call with corresponding call effects,
+        inside the IR block"""
+        if not instr.is_subcall():
+            return False
+        call_effects = self.call_effects(instr.getdstflow(None)[0], instr)
+        assignments+= call_effects
+        return True
+
+    def sizeof_char(self):
+        return 8
+
+    def sizeof_short(self):
+        return 16
+
+    def sizeof_int(self):
+        return 32
+
+    def sizeof_long(self):
+        return 32
+
+    def sizeof_pointer(self):
+        return 32