mmix-protos.h (mmix_function_arg): Delete.

	* config/mmix/mmix-protos.h (mmix_function_arg): Delete.
	* config/mmix/mmix.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
	* config/mmix/mmix.c (mmix_function_arg): Rename to...
	(mmix_function_arg_1): ...this.  Make static.  Take a const_tree and
	bool arguments.
	(mmix_function_arg): New function.
	(mmix_function_incoming_arg): New function.
	(mmix_function_arg_advance): New function.
	(TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
	(TARGET_FUNCTION_ARG_ADVANCE): Define.

From-SVN: r165230

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1035dcc..ea7fced 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,18 @@
 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
 
+       * config/mmix/mmix-protos.h (mmix_function_arg): Delete.
+       * config/mmix/mmix.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
+       * config/mmix/mmix.c (mmix_function_arg): Rename to...
+       (mmix_function_arg_1): ...this.  Make static.  Take a const_tree and
+       bool arguments.
+       (mmix_function_arg): New function.
+       (mmix_function_incoming_arg): New function.
+       (mmix_function_arg_advance): New function.
+       (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
+       (TARGET_FUNCTION_ARG_ADVANCE): Define.
+
+2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
+
        * config/vax/vax.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
        * config/vax/vax.c (vax_function_arg): New function.
        (vax_function_arg_advance): New function.

diff --git a/gcc/config/mmix/mmix-protos.h b/gcc/config/mmix/mmix-protos.h
index d7e0a94..1f9cae0 100644 (file)
--- a/gcc/config/mmix/mmix-protos.h
+++ b/gcc/config/mmix/mmix-protos.h
@@ -59,8 +59,6 @@ extern void mmix_asm_output_aligned_common (FILE *, const char *, int, int);
 extern void mmix_asm_output_aligned_local (FILE *, const char *, int, int);
 extern void mmix_asm_declare_register_global
   (FILE *, tree, int, const char *);
-extern rtx mmix_function_arg
-  (const CUMULATIVE_ARGS *, enum machine_mode, tree, int, int);
 extern void mmix_asm_output_addr_diff_elt (FILE *, rtx, int, int);
 extern void mmix_asm_output_addr_vec_elt (FILE *, int);
 extern enum reg_class mmix_preferred_reload_class (rtx, enum reg_class);

diff --git a/gcc/config/mmix/mmix.c b/gcc/config/mmix/mmix.c
index 293a2f5..91fa1fb 100644 (file)
--- a/gcc/config/mmix/mmix.c
+++ b/gcc/config/mmix/mmix.c
@@ -143,6 +143,14 @@ static rtx mmix_struct_value_rtx (tree, int);
 static enum machine_mode mmix_promote_function_mode (const_tree,
                                                     enum machine_mode,
                                                     int *, const_tree, int);
+static void mmix_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
+                                      const_tree, bool);
+static rtx mmix_function_arg_1 (const CUMULATIVE_ARGS *, enum machine_mode,
+                               const_tree, bool, bool);
+static rtx mmix_function_incoming_arg (CUMULATIVE_ARGS *, enum machine_mode,
+                                      const_tree, bool);
+static rtx mmix_function_arg (CUMULATIVE_ARGS *, enum machine_mode,
+                             const_tree, bool);
 static rtx mmix_function_value (const_tree, const_tree, bool);
 static rtx mmix_libcall_value (enum machine_mode, const_rtx);
 static bool mmix_function_value_regno_p (const unsigned int);
@@ -213,6 +221,12 @@ static void mmix_trampoline_init (rtx, tree, rtx);
 #undef TARGET_FUNCTION_VALUE_REGNO_P
 #define TARGET_FUNCTION_VALUE_REGNO_P mmix_function_value_regno_p
 
+#undef TARGET_FUNCTION_ARG
+#define TARGET_FUNCTION_ARG mmix_function_arg
+#undef TARGET_FUNCTION_INCOMING_ARG
+#define TARGET_FUNCTION_INCOMING_ARG mmix_function_incoming_arg
+#undef TARGET_FUNCTION_ARG_ADVANCE
+#define TARGET_FUNCTION_ARG_ADVANCE mmix_function_arg_advance
 #undef TARGET_STRUCT_VALUE_RTX
 #define TARGET_STRUCT_VALUE_RTX mmix_struct_value_rtx
 #undef TARGET_SETUP_INCOMING_VARARGS
@@ -369,9 +383,9 @@ mmix_conditional_register_usage (void)
    Those two macros must only be applied to function argument
    registers.  FIXME: for their current use in gcc, it'd be better
    with an explicit specific additional FUNCTION_INCOMING_ARG_REGNO_P
-   a'la FUNCTION_ARG / FUNCTION_INCOMING_ARG instead of forcing the
-   target to commit to a fixed mapping and for any unspecified
-   register use.  */
+   a'la TARGET_FUNCTION_ARG / TARGET_FUNCTION_INCOMING_ARG instead of
+   forcing the target to commit to a fixed mapping and for any
+   unspecified register use.  */
 
 int
 mmix_opposite_regno (int regno, int incoming)
@@ -622,15 +636,28 @@ mmix_initial_elimination_offset (int fromreg, int toreg)
     + (fromreg == MMIX_ARG_POINTER_REGNUM ? 0 : 8);
 }
 
-/* Return an rtx for a function argument to go in a register, and 0 for
-   one that must go on stack.  */
+static void
+mmix_function_arg_advance (CUMULATIVE_ARGS *argsp, enum machine_mode mode,
+                          const_tree type, bool named ATTRIBUTE_UNUSED)
+{
+  int arg_size = MMIX_FUNCTION_ARG_SIZE (mode, type);
 
-rtx
-mmix_function_arg (const CUMULATIVE_ARGS *argsp,
-                  enum machine_mode mode,
-                  tree type,
-                  int named ATTRIBUTE_UNUSED,
-                  int incoming)
+  argsp->regs = ((targetm.calls.must_pass_in_stack (mode, type)
+                 || (arg_size > 8
+                     && !TARGET_LIBFUNC
+                     && !argsp->lib))
+                ? (MMIX_MAX_ARGS_IN_REGS) + 1
+                : argsp->regs + (7 + arg_size) / 8);
+}
+
+/* Helper function for mmix_function_arg and mmix_function_incoming_arg.  */
+
+static rtx
+mmix_function_arg_1 (const CUMULATIVE_ARGS *argsp,
+                    enum machine_mode mode,
+                    const_tree type,
+                    bool named ATTRIBUTE_UNUSED,
+                    bool incoming)
 {
   /* Last-argument marker.  */
   if (type == void_type_node)
@@ -654,6 +681,27 @@ mmix_function_arg (const CUMULATIVE_ARGS *argsp,
     : NULL_RTX;
 }
 
+/* Return an rtx for a function argument to go in a register, and 0 for
+   one that must go on stack.  */
+
+static rtx
+mmix_function_arg (CUMULATIVE_ARGS *argsp,
+                  enum machine_mode mode,
+                  const_tree type,
+                  bool named)
+{
+  return mmix_function_arg_1 (argsp, mode, type, named, false);
+}
+
+static rtx
+mmix_function_incoming_arg (CUMULATIVE_ARGS *argsp,
+                           enum machine_mode mode,
+                           const_tree type,
+                           bool named)
+{
+  return mmix_function_arg_1 (argsp, mode, type, named, true);
+}
+
 /* Returns nonzero for everything that goes by reference, 0 for
    everything that goes by value.  */
 

diff --git a/gcc/config/mmix/mmix.h b/gcc/config/mmix/mmix.h
index b4fc856..02d0528 100644 (file)
--- a/gcc/config/mmix/mmix.h
+++ b/gcc/config/mmix/mmix.h
@@ -571,25 +571,12 @@ enum reg_class
 
 
 /* Node: Register Arguments */
-#define FUNCTION_ARG(CUM, MODE, TYPE, NAMED)   \
- mmix_function_arg (&(CUM), MODE, TYPE, NAMED, 0)
-
-#define FUNCTION_INCOMING_ARG(CUM, MODE, TYPE, NAMED)  \
- mmix_function_arg (&(CUM), MODE, TYPE, NAMED, 1)
 
 typedef struct { int regs; int lib; } CUMULATIVE_ARGS;
 
 #define INIT_CUMULATIVE_ARGS(CUM, FNTYPE, LIBNAME, INDIRECT, N_NAMED_ARGS) \
  ((CUM).regs = 0, (CUM).lib = ((LIBNAME) != 0))
 
-#define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED)           \
- ((CUM).regs                                                   \
-  = ((targetm.calls.must_pass_in_stack (MODE, TYPE))           \
-     || (MMIX_FUNCTION_ARG_SIZE (MODE, TYPE) > 8               \
-        && !TARGET_LIBFUNC && !(CUM).lib))                     \
-  ? (MMIX_MAX_ARGS_IN_REGS) + 1                                        \
-  : (CUM).regs + (7 + (MMIX_FUNCTION_ARG_SIZE (MODE, TYPE))) / 8)
-
 #define FUNCTION_ARG_REGNO_P(REGNO)            \
  mmix_function_arg_regno_p (REGNO, 0)