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recog.c (general_operand): Modify last change to allow it if reload has completed.

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* recog.c (general_operand): Modify last change to allow it if reload
	has completed.

From-SVN: r42309
This commit is contained in:
Richard Kenner 2001-05-19 11:51:32 +00:00 committed by Richard Kenner
parent 30cf266f94
commit e86f9f3267
2 changed files with 11 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* recog.c (general_operand): Modify last change to allow it if reload
has completed.
Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
* recog.c (general_operand): Prohibit nonzero subreg bytes on

8
gcc/recog.c
View File

@ -961,8 +961,12 @@ general_operand (op, mode)
#endif
/* Avoid memories with nonzero SUBREG_BYTE, as offsetting the memory
may result in incorrect reference. We should simplify all valid
subregs of MEM anyway. */
if (SUBREG_BYTE (op) && GET_CODE (SUBREG_REG (op)) == MEM)
subregs of MEM anyway. But allow this after reload because we
might be called from cleanup_subreg_operands.
??? This is a kludge. */
if (!reload_completed && SUBREG_BYTE (op) != 0
&& GET_CODE (SUBREG_REG (op)) == MEM)
return 0;
op = SUBREG_REG (op);