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alias.c (find_base_term): Handle ADDRESSOF.

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* alias.c (find_base_term): Handle ADDRESSOF.
	(memrefs_conflict_p): An ADDRESSOF doesn't conflict.

From-SVN: r36300
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John Wehle 2000-09-10 18:25:49 +00:00 committed by John Wehle
parent 212d447c7f
commit d982e46e1c
2 changed files with 11 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
* alias.c (find_base_term): Handle ADDRESSOF.
(memrefs_conflict_p): An ADDRESSOF doesn't conflict.
2000-09-10 Denis Chertykov <denisc@overta.ru>
* genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while

6
gcc/alias.c
View File

@ -1131,6 +1131,9 @@ find_base_term (x)
case LABEL_REF:
return x;
case ADDRESSOF:
return REG_BASE_VALUE (stack_pointer_rtx);
default:
return 0;
}
@ -1454,6 +1457,9 @@ memrefs_conflict_p (xsize, x, ysize, y, c)
return memrefs_conflict_p (xsize, x, ysize, XEXP (y, 0), c);
}
if (GET_CODE (x) == ADDRESSOF || GET_CODE (y) == ADDRESSOF)
return xsize <= 0 || ysize <= 0;
if (CONSTANT_P (x))
{
if (GET_CODE (x) == CONST_INT && GET_CODE (y) == CONST_INT)