(gen_lowpart_common): Do nothing if size is greater than twice host

wordsize, not just if equal. From-SVN: r8552

(gen_lowpart_common): Do nothing if size is greater than twice host
wordsize, not just if equal. From-SVN: r8552
a8dd0e73 · Richard Kenner · e3374525 · a8dd0e73
Commit a8dd0e73 authored Nov 22, 1994 by Richard Kenner
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gcc/emit-rtl.c
+1 -1

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--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -651,7 +651,7 @@ gen_lowpart_common (mode, x)
 	 either a reasonable negative value or a reasonable unsigned value
 	 for this mode.  */

-      if (GET_MODE_BITSIZE (mode) == 2 * HOST_BITS_PER_WIDE_INT)
+      if (GET_MODE_BITSIZE (mode) >= 2 * HOST_BITS_PER_WIDE_INT)
 	return x;
      else if (GET_MODE_BITSIZE (mode) > HOST_BITS_PER_WIDE_INT)
 	return 0;