added flag for strength reduction

[libfirm] / ir / ir / irflag_t.h

diff --git a/ir/ir/irflag_t.h b/ir/ir/irflag_t.h
index 92f6253..6293ac1 100644 (file)
--- a/ir/ir/irflag_t.h
+++ b/ir/ir/irflag_t.h
@@ -81,8 +81,15 @@ typedef enum {
   /** Free never called methods */
   OPT_DEAD_METHOD_ELIMINATION_VERBOSE    = 0x00010000,
 
+  /** Do Strength reduction */
+  OPT_STRENGTH_RED                       = 0x00020000,
+
+  /** Optimize Loads and Stores */
+  OPT_REDUNDANT_LOADSTORE                = 0x00040000,
+
   /** Turn off all optimizations. */
   OPT_OPTIMIZED                          = 0x40000000,
+
 } libfirm_opts_t;
 
 extern optimization_state_t libFIRM_opt;
@@ -99,12 +106,23 @@ static INLINE int get_opt_global_cse(void)
   return libFIRM_opt & OPT_GLOBAL_CSE;
 }
 
+static INLINE int get_opt_strength_red(void)
+{
+  return libFIRM_opt & OPT_STRENGTH_RED;
+}
+
 /** Returns global constant subexpression elimination setting. */
 static INLINE int get_opt_constant_folding(void)
 {
   return libFIRM_opt & OPT_CONSTANT_FOLDING;
 }
 
+/** Returns global constant subexpression elimination setting. */
+static INLINE int get_opt_redundant_LoadStore(void)
+{
+  return libFIRM_opt & OPT_REDUNDANT_LOADSTORE;
+}
+
 /** Returns unreachable code elimination setting. */
 static INLINE int get_opt_unreachable_code(void)
 {