Load optimization extended: searches now Loads in the memory chain, not only the...

[libfirm] / ir / ir / irflag.c

diff --git a/ir/ir/irflag.c b/ir/ir/irflag.c
index 1166f04..b01ac6f 100644 (file)
--- a/ir/ir/irflag.c
+++ b/ir/ir/irflag.c
@@ -42,6 +42,7 @@ optimization_state_t libFIRM_opt =
   ENABLE(OPT_NORMALIZE)                          |
   ENABLE(OPT_TAIL_RECURSION)                     |
   ENABLE(OPT_PRECISE_EXC_CONTEXT)                |
+  DISABLE(OPT_FRAGILE_OPS)                       |
   0;
 
 optimization_state_t libFIRM_verb =
@@ -64,6 +65,7 @@ optimization_state_t libFIRM_verb =
   DISABLE(OPT_NORMALIZE)                          |
   DISABLE(OPT_TAIL_RECURSION)                     |
   DISABLE(OPT_PRECISE_EXC_CONTEXT)                |
+  DISABLE(OPT_FRAGILE_OPS)                       |
   0;
 
 /** The Firm verbosity level */
@@ -281,6 +283,14 @@ void set_opt_precise_exc_context(int value)
 #endif
 }
 
+void set_opt_fragile_ops(int value)
+{
+  if (value)
+    libFIRM_opt |= OPT_FRAGILE_OPS;
+  else
+    libFIRM_opt &= ~OPT_FRAGILE_OPS;
+}
+
 /* Save the current optimization state. */
 void save_optimization_state(optimization_state_t *state)
 {