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Issue #1510
2007-04-27 Paul Brook <paul@codesourcery.com>
gcc/
* cse.c (cse_process_notes): Make sure PLUS are canonical.
2010-08-26 Paul Brook <paul@codesourcery.com>
Merge from Sourcery G++ 4.3/4.4:
2007-03-30 Paul Brook <paul@codesourcery.com>
gcc/
* calls.c (store_one_arg): Check alignment of mode used for save.
=== modified file 'gcc/cse.c'
--- old/gcc/cse.c 2010-01-12 20:25:10 +0000
+++ new/gcc/cse.c 2010-08-26 15:53:20 +0000
@@ -6061,6 +6061,11 @@
validate_change (object, &XEXP (x, i),
cse_process_notes (XEXP (x, i), object, changed), 0);
+ /* Rebuild a PLUS expression in canonical form if the first operand
+ ends up as a constant. */
+ if (code == PLUS && GET_CODE (XEXP (x, 0)) == CONST_INT)
+ return plus_constant (XEXP(x, 1), INTVAL (XEXP (x, 0)));
+
return x;
}
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