diff mbox

Remove GENERIC folding of binary RHS from fold_stmt

Message ID alpine.LSU.2.11.1507310927260.19642@zhemvz.fhfr.qr
State New
Headers show

Commit Message

Richard Biener July 31, 2015, 7:28 a.m. UTC 
This removes dispatching to fold_binary from fold_gimple_assign
with GIMPLE_BINARY_RHS.  As usual tested that it doesn't trigger
anymore on a bootstrap & regtest on x86_64-unknown-linux-gnu.

Bootstrapped and tested on x86_64-unknown-linux-gnu, applied.

Richard.

2015-07-31  Richard Biener  <rguenther@suse.de>

	* gimple-fold.c (fold_gimple_assign): Remove folding of
	GIMPLE_BINARY_RHS.
diff mbox

Patch

Index: gcc/gimple-fold.c
===================================================================
--- gcc/gimple-fold.c	(revision 226406)
+++ gcc/gimple-fold.c	(working copy)
@@ -413,20 +413,6 @@  fold_gimple_assign (gimple_stmt_iterator
       break;
 
     case GIMPLE_BINARY_RHS:
-      if (TREE_CODE_CLASS (subcode) != tcc_comparison)
-	{
-	  result = fold_binary_loc (loc, subcode,
-				    TREE_TYPE (gimple_assign_lhs (stmt)),
-				    gimple_assign_rhs1 (stmt),
-				    gimple_assign_rhs2 (stmt));
-
-	  if (result)
-	    {
-	      STRIP_USELESS_TYPE_CONVERSION (result);
-	      if (valid_gimple_rhs_p (result))
-		return result;
-	    }
-	}
       break;
 
     case GIMPLE_TERNARY_RHS: