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Diffstat (limited to 'gcc/config/m32c/m32c.c')
-rw-r--r--gcc/config/m32c/m32c.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/config/m32c/m32c.c b/gcc/config/m32c/m32c.c
index 3079f04..a555415 100644
--- a/gcc/config/m32c/m32c.c
+++ b/gcc/config/m32c/m32c.c
@@ -80,6 +80,7 @@ static bool m32c_pass_by_reference (CUMULATIVE_ARGS *, enum machine_mode,
const_tree, bool);
static void m32c_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
const_tree, bool);
+static unsigned int m32c_function_arg_boundary (enum machine_mode, const_tree);
static int m32c_pushm_popm (Push_Pop_Type);
static bool m32c_strict_argument_naming (CUMULATIVE_ARGS *);
static rtx m32c_struct_value_rtx (tree, int);
@@ -1637,6 +1638,16 @@ m32c_function_arg_advance (CUMULATIVE_ARGS * ca,
ca->parm_num++;
}
+/* Implements TARGET_FUNCTION_ARG_BOUNDARY. */
+#undef TARGET_FUNCTION_ARG_BOUNDARY
+#define TARGET_FUNCTION_ARG_BOUNDARY m32c_function_arg_boundary
+static unsigned int
+m32c_function_arg_boundary (enum machine_mode mode ATTRIBUTE_UNUSED,
+ const_tree type ATTRIBUTE_UNUSED)
+{
+ return (TARGET_A16 ? 8 : 16);
+}
+
/* Implements FUNCTION_ARG_REGNO_P. */
int
m32c_function_arg_regno_p (int r)