mep.c (mep_store_find_set): Take a const_rtx and return a bool.

gcc/
	* config/mep/mep.c (mep_store_find_set): Take a const_rtx and
	return a bool.  Replace "void *" with specific type.  Iterate
	over all subrtxes.
	(mep_store_data_bypass_1): Update calls accordingly.

From-SVN: r216705

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f46de9a0406979c767af764b3687da0ca0842c11..055cc20616a64f8617605c680bf4e16b641b1707 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2014-10-26  Richard Sandiford  <richard.sandiford@arm.com>
+
+       * config/mep/mep.c (mep_store_find_set): Take a const_rtx and
+       return a bool.  Replace "void *" with specific type.  Iterate
+       over all subrtxes.
+       (mep_store_data_bypass_1): Update calls accordingly.
+
 2014-10-26  Richard Sandiford  <richard.sandiford@arm.com>
 
        * config/mep/mep.c: Include rtl-iter.h.

diff --git a/gcc/config/mep/mep.c b/gcc/config/mep/mep.c
index a99f37e762e4f75b0693657b1564339b417c5ba1..b503afff5330eaff73e0180c5f913e13acdc139a 100644 (file)
--- a/gcc/config/mep/mep.c
+++ b/gcc/config/mep/mep.c
@@ -6644,13 +6644,16 @@ mep_sched_reorder (FILE *dump ATTRIBUTE_UNUSED,
   return 2;
 }
 
-/* A for_each_rtx callback.  Return true if *X is a register that is
-   set by insn PREV.  */
+/* Return true if X contains a register that is set by insn PREV.  */
 
-static int
-mep_store_find_set (rtx *x, void *prev)
+static bool
+mep_store_find_set (const_rtx x, const rtx_insn *prev)
 {
-  return REG_P (*x) && reg_set_p (*x, (const_rtx) prev);
+  subrtx_iterator::array_type array;
+  FOR_EACH_SUBRTX (iter, array, x, NONCONST)
+    if (REG_P (x) && reg_set_p (x, prev))
+      return true;
+  return false;
 }
 
 /* Like mep_store_bypass_p, but takes a pattern as the second argument,
@@ -6687,7 +6690,7 @@ mep_store_data_bypass_1 (rtx_insn *prev, rtx pat)
 
       src = SET_SRC (pat);
       for (i = 1; i < XVECLEN (src, 0); i++)
-       if (for_each_rtx (&XVECEXP (src, 0, i), mep_store_find_set, prev))
+       if (mep_store_find_set (XVECEXP (src, 0, i), prev))
          return false;
 
       return true;
@@ -6695,7 +6698,7 @@ mep_store_data_bypass_1 (rtx_insn *prev, rtx pat)
 
   /* Otherwise just check that PREV doesn't modify any register mentioned
      in the memory destination.  */
-  return !for_each_rtx (&SET_DEST (pat), mep_store_find_set, prev);
+  return !mep_store_find_set (SET_DEST (pat), prev);
 }
 
 /* Return true if INSN is a store instruction and if the store address