nvptx.h (FIRST_PARM_OFFSET): Add void cast.

	* config/nvptx/nvptx.h (FIRST_PARM_OFFSET): Add void cast.
	(FRAME_POINTER_CFA_OFFSET): Define.
	(struct nvptx_args): Use 'tree' type.
	(INIT_CUMULATIVE_ARGS): Remove unnecessary do...while.

From-SVN: r231038

ChangeLog

+2015-11-28  Nathan Sidwell  <nathan@acm.org>
+
+	* config/nvptx/nvptx.h (FIRST_PARM_OFFSET): Add void cast.
+	(FRAME_POINTER_CFA_OFFSET): Define.
+	(struct nvptx_args): Use 'tree' type.
+	(INIT_CUMULATIVE_ARGS): Remove unnecessary do...while.
+
 2015-11-26  David Edelsohn  <dje.gcc@gmail.com>
 
 	* m4/libtool.m4 (export_symbols_cmds) [AIX]: Add global TLS "L"

gcc/config/nvptx/nvptx.h

@@ -166,14 +166,16 @@ enum reg_class
 #define OUTGOING_ARG_POINTER_REGNUM 11
 #define OUTGOING_STATIC_CHAIN_REGNUM 10
 
-#define FIRST_PARM_OFFSET(FNDECL) 0
+#define FIRST_PARM_OFFSET(FNDECL) ((void)(FNDECL), 0)
 #define PUSH_ARGS_REVERSED 1
-
 #define ACCUMULATE_OUTGOING_ARGS 1
 
+/* Avoid using the argument pointer for frame-related things.  */
+#define FRAME_POINTER_CFA_OFFSET(FNDECL) ((void)(FNDECL), 0)
+
 #ifdef HOST_WIDE_INT
 struct nvptx_args {
-  union tree_node *fntype;
+  tree fntype;
   /* Number of arguments passed in registers so far.  */
   int count;
   /* Offset into the stdarg area so far.  */
@@ -184,7 +186,7 @@ struct nvptx_args {
 #define CUMULATIVE_ARGS struct nvptx_args
 
 #define INIT_CUMULATIVE_ARGS(CUM, FNTYPE, LIBNAME, FNDECL, N_NAMED_ARGS) \
-  do { (CUM).fntype = (FNTYPE); (CUM).count = 0; (CUM).off = 0; } while (0)
+  ((CUM).fntype = (FNTYPE), (CUM).count = 0, (CUM).off = 0, (void)0)
 
 #define FUNCTION_ARG_REGNO_P(r) 0