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-rw-r--r--gcc/config/arc/arc.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/config/arc/arc.c b/gcc/config/arc/arc.c
index ad26913..e8e4019 100644
--- a/gcc/config/arc/arc.c
+++ b/gcc/config/arc/arc.c
@@ -98,6 +98,7 @@ static void arc_file_start (void);
static void arc_internal_label (FILE *, const char *, unsigned long);
static bool arc_rtx_costs (rtx, int, int, int *);
static int arc_address_cost (rtx);
+static bool arc_return_in_memory (tree, tree);
/* Initialize the GCC target structure. */
#undef TARGET_ASM_ALIGNED_HI_OP
@@ -123,6 +124,18 @@ static int arc_address_cost (rtx);
#undef TARGET_ADDRESS_COST
#define TARGET_ADDRESS_COST arc_address_cost
+#undef TARGET_PROMOTE_FUNCTION_ARGS
+#define TARGET_PROMOTE_FUNCTION_ARGS hook_bool_tree_true
+#undef TARGET_PROMOTE_FUNCTION_RETURN
+#define TARGET_PROMOTE_FUNCTION_RETURN hook_bool_tree_true
+#undef TARGET_PROMOTE_PROTOTYPES
+#define TARGET_PROMOTE_PROTOTYPES hook_bool_tree_true
+
+#undef TARGET_STRUCT_VALUE_RTX
+#define TARGET_STRUCT_VALUE_RTX hook_rtx_tree_int_null
+#undef TARGET_RETURN_IN_MEMORY
+#define TARGET_RETURN_IN_MEMORY arc_return_in_memory
+
struct gcc_target targetm = TARGET_INITIALIZER;
/* Called by OVERRIDE_OPTIONS to initialize various things. */
@@ -2351,3 +2364,11 @@ arc_internal_label (FILE *stream, const char *prefix, unsigned long labelno)
arc_ccfsm_at_label (prefix, labelno);
default_internal_label (stream, prefix, labelno);
}
+
+static bool
+arc_return_in_memory (tree type, tree fntype ATTRIBUTE_UNUSED)
+{
+ return (AGGREGATE_TYPE_P (type)
+ || int_size_in_bytes (type) > 8
+ || TREE_ADDRESSABLE (type));
+}