gdb/

	* arch-utils.c (default_return_in_first_hidden_param_p): New.
	* arch-utils.h: Declare.
	* gdbarch.sh: Add return_in_first_hidden_param_p.
	* gdbarch.c, gdbarch.h: Regenerated.
	* infcall.c (call_function_by_hand): Call
	gdbarch_return_in_first_hidden_param_p instead of
	language_pass_by_reference.

	* m68k-tdep.c (m68k_return_in_first_hidden_param_p): New.
	(m68k_gdbarch_init): Install m68k_return_in_first_hidden_param_p.
	* sh-tdep.c (sh_return_in_first_hidden_param_p): New.
	(sh_gdbarch_init): Install sh_return_in_first_hidden_param_p.
	* tic6x-tdep.c (tic6x_push_dummy_call): Remove local variable
	`cplus_return_struct_by_reference'.
	(tic6x_return_value): Handle language cplusplus.
	(tic6x_return_in_first_hidden_param_p): New.
	(tic6x_gdbarch_init): Install tic6x_return_in_first_hidden_param_p.

1 files changed, 11 insertions, 0 deletions

diff --git a/gdb/arch-utils.c b/gdb/arch-utils.c
index e683a2d42b0..f4414b91dda 100644
--- a/gdb/arch-utils.c
+++ b/gdb/arch-utils.c
@@ -31,6 +31,7 @@
 #include "osabi.h"
 #include "target-descriptions.h"
 #include "objfiles.h"
+#include "language.h"
 
 #include "version.h"
 
@@ -793,6 +794,16 @@ default_gen_return_address (struct gdbarch *gdbarch,
   error (_("This architecture has no method to collect a return address."));
 }
 
+int
+default_return_in_first_hidden_param_p (struct gdbarch *gdbarch,
+					struct type *type)
+{
+  /* Usually, the return value's address is stored the in the "first hidden"
+     parameter if the return value should be passed by reference, as
+     specified in ABI.  */
+  return language_pass_by_reference (type);
+}
+
 /* */
 
 /* -Wmissing-prototypes */