From: Andreas Jaeger <aj@suse.de>
Date: Mon, 20 Mar 2000 23:44:30 +0000 (+0100)
Subject: * tree.h (safe_for_unsave): Prototype.
X-Git-Tag: prereleases/libstdc++-2.92~7575
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=8c57aea6ec8a35c4fbb8f46eae50b278a602fa24;p=thirdparty%2Fgcc.git

* tree.h (safe_for_unsave): Prototype.

From-SVN: r32656
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 14826fb39f89..3390bdae1fc9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -3,6 +3,8 @@
 	* sdbout.c (sdbout_one_type): Add braces to avoid "ambigous else"
 	warning.
 
+	* tree.h (safe_for_unsave): Prototype.
+
 2000-03-20  Richard Henderson  <rth@cygnus.com>
 
 	* regmove.c (stack_memref_p): Fix typo, reorg for readability.
diff --git a/gcc/tree.h b/gcc/tree.h
index 1c5cebc3cf3a..5ca097f79d08 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -1996,11 +1996,6 @@ extern int first_rtl_op			PARAMS ((enum tree_code));
 
 extern tree unsave_expr			PARAMS ((tree));
 
-/* safe_for_reeval_p (EXP) returns nonzero if it is possible to
-   expand EXP multiple times.  */
-
-extern int safe_for_reeval_p		PARAMS ((tree));
-
 /* Reset EXP in place so that it can be expaned again.  Does not
    recurse into subtrees.  */
 
@@ -2021,6 +2016,10 @@ extern void (*lang_unsave_expr_now)     PARAMS ((tree));
 /* If non-null, a language specific version of safe_for_unsave. */
 extern int (*lang_safe_for_unsave)	PARAMS ((tree));
 
+/* Return nonzero if it is safe to unsave EXPR, else return zero.
+   It is not safe to unsave EXPR if it contains any embedded RTL_EXPRs.  */
+extern int safe_for_unsave PARAMS ((tree));
+
 /* Return 1 if EXP contains a PLACEHOLDER_EXPR; i.e., if it represents a size
    or offset that depends on a field within a record.