From: law Date: Thu, 28 Oct 1999 09:08:43 +0000 (+0000) Subject: * gcse.c (delete_null_pointer_checks): Only record non-null info X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cf0ef17acddcb1bee8f92342c8b9155f51dfe4be;p=platform%2Fupstream%2Flinaro-gcc.git * gcse.c (delete_null_pointer_checks): Only record non-null info for pseudos when examining stores. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30231 138bc75d-0d04-0410-961f-82ee72b054a4 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cc0e61c..beb3b97 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -5,6 +5,9 @@ Thu Oct 28 02:44:03 1999 Glen Nakamura Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com) + * gcse.c (delete_null_pointer_checks): Only record non-null info + for pseudos when examining stores. + * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add splitters for these patterns. Use "#" for output templates. (addsi3_carryin_shift): New pattern. diff --git a/gcc/gcse.c b/gcc/gcse.c index a40852d..30cb1b9 100644 --- a/gcc/gcse.c +++ b/gcc/gcse.c @@ -5076,7 +5076,8 @@ delete_null_pointer_checks (f) not kill the nonnull property if it is derived from a MEM appearing in a SET_DEST. */ if (GET_CODE (SET_DEST (set)) == MEM - && GET_CODE (XEXP (SET_DEST (set), 0)) == REG) + && GET_CODE (XEXP (SET_DEST (set), 0)) == REG + && REGNO (XEXP (SET_SRC (set), 0)) >= FIRST_PSEUDO_REGISTER) SET_BIT (nonnull_local[current_block], REGNO (XEXP (SET_DEST (set), 0))); }