2002-06-11 David S. Miller <davem@redhat.com>

	* emit-rtl.c (try_split): Do not abort on non-INSN_P.
	Only run RTX equality checks on INSN_P rtl.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54502 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d173955..bc8dd0e 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2002-06-11  David S. Miller  <davem@redhat.com>
+
+       * emit-rtl.c (try_split): Do not abort on non-INSN_P.
+       Only run RTX equality checks on INSN_P rtl.
+
 2002-06-11  Ulrich Weigand  <uweigand@de.ibm.com>
 
        * config/s390/s390.md (reload_base, ltorg): Remove.

diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index a78a574..bdcd1cd 100644 (file)
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -3101,10 +3101,6 @@ try_split (pat, trial, last)
 
   if (seq)
     {
-      /* SEQ can only be a list of insns.  */
-      if (! INSN_P (seq))
-       abort ();
-
       /* Sometimes there will be only one insn in that list, this case will
         normally arise only when we want it in turn to be split (SFmode on
         the 29k is an example).  */
@@ -3118,7 +3114,8 @@ try_split (pat, trial, last)
          insn_last = seq;
          while (1)
            {
-             if (rtx_equal_p (PATTERN (insn_last), pat))
+             if (INSN_P (insn_last)
+                 && rtx_equal_p (PATTERN (insn_last), pat))
                return trial;
              if (NEXT_INSN (insn_last) == NULL_RTX)
                break;