* combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.

From-SVN: r20887

* combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.
From-SVN: r20887
729a2bc6 · Alasdair Baird · Jeff Law · e54c4883 · 729a2bc6 · 729a2bc6
Commit 729a2bc6 authored Jul 02, 1998 by Alasdair Baird Committed by Jeff Law Jul 01, 1998
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gcc/ChangeLog
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gcc/combine.c
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+Thu Jul  2 01:53:32 1998  Alasdair Baird	<alasdair@wildcat.demon.co.uk>
+
+	* combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.
+
 Wed Jul  1 23:06:03 1998  Richard Henderson  <rth@cygnus.com>

 	* i386.h (HARD_REGNO_MODE_OK): Kill spurrious test.

--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -9471,10 +9471,10 @@ simplify_comparison (code, pop0, pop1)
 		  > GET_MODE_SIZE (GET_MODE (SUBREG_REG (inner_op0))))
 	      && (GET_MODE (SUBREG_REG (inner_op0))
 		  == GET_MODE (SUBREG_REG (inner_op1)))
-	      && (GET_MODE_BITSIZE (GET_MODE (SUBREG_REG (op0)))
+	      && (GET_MODE_BITSIZE (GET_MODE (SUBREG_REG (inner_op0)))
 		  <= HOST_BITS_PER_WIDE_INT)
 	      && (0 == ((~c0) & nonzero_bits (SUBREG_REG (inner_op0),
-					     GET_MODE (SUBREG_REG (op0)))))
+					     GET_MODE (SUBREG_REG (inner_op0)))))
 	      && (0 == ((~c1) & nonzero_bits (SUBREG_REG (inner_op1),
 					     GET_MODE (SUBREG_REG (inner_op1))))))
 	    {