* calls.c (emit_call_1): Use call_pop/call_value_pop for all values

	of n_popped when call/call_value are not defined.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@28846 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 10 insertions, 1 deletions

diff --git a/gcc/calls.c b/gcc/calls.c
index b646be8ba82..3276fd9efa8 100644
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -405,7 +405,16 @@ emit_call_1 (funexp, fndecl, funtype, stack_size, rounded_stack_size,
 
 #ifndef ACCUMULATE_OUTGOING_ARGS
 #if defined (HAVE_call_pop) && defined (HAVE_call_value_pop)
-  if (HAVE_call_pop && HAVE_call_value_pop && n_popped > 0)
+/* If the target has "call" or "call_value" insns, then prefer them
+   if no arguments are actually popped.  If the target does not have
+   "call" or "call_value" insns, then we must use the popping versions
+   even if the call has no arguments to pop.  */
+#if defined (HAVE_call) && defined (HAVE_call_value)
+  if (HAVE_call && HAVE_call_value && HAVE_call_pop && HAVE_call_value_pop
+       && n_popped > 0)
+#else
+  if (HAVE_call_pop && HAVE_call_value_pop)
+#endif
     {
       rtx n_pop = GEN_INT (n_popped);
       rtx pat;