[PATCH][rs6000] Fix offsettable memory reference for 750CL

Revital1 Eres ERES@il.ibm.com
Thu Sep 6 08:06:00 GMT 2007


This patch fixes the addressing for ppc750CL.
Bootstrapped/regtested on ppc64 (only C due to recent failure with
mainline on ppc).

OK for mainline?

:ADDPATCH rs6000:


2007-09-06  Revital Eres  <eres@il.ibm.com>

        * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
        Fix offsettable memory reference for 750CL.

Index: config/rs6000/rs6000.c
--- config/rs6000/rs6000.c      (revision 128130)
+++ config/rs6000/rs6000.c      (working copy)
@@ -3203,6 +3203,11 @@
     case V2SImode:
     case V1DImode:
     case V2SFmode:
+       /* Paired vector modes.  Only reg+reg addressing is valid and
+         constant offset zero should not occur due to canonicalization.
+         Allow any offset when not strict before reload.  */
+        return !strict;
       /* SPE vector modes.  */
       return SPE_CONST_OFFSET_OK (offset);

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