-typedef enum {
- BE_ABI_NONE = 0,
- BE_ABI_LEFT_TO_RIGHT = 1, /**< Arguments are from left to right. */
- BE_ABI_USE_PUSH = 2, /**< Use sequential stores for arguments. */
- BE_ABI_TRY_OMIT_FRAME_POINTER = 4, /**< Try to omit the frame pointer. */
- BE_ABI_FRAME_POINTER_DEDICATED = 8, /**< If the function wants a frame pointer,
- use the one of the architecture, else
- an arbitrary register is used. */
- BE_ABI_SAVE_OLD_FRAME_POINTER = 16 /**< Always save the old frame pointer on the stack. */
+typedef struct {
+ unsigned left_to_right :1; /**< Arguments are from left to right. */
+ unsigned store_args_sequential :1; /**< Use sequential stores for arguments. */
+ unsigned try_omit_fp:1; /**< Try to omit the frame pointer. */
+ unsigned fp_free :1; /**< The function can use any register as frame pointer. */
+ unsigned call_has_imm :1; /**< A call can take the callee's address as an immediate. */
+} be_abi_call_flags_bits_t;
+
+typedef union {
+ be_abi_call_flags_bits_t bits;
+ unsigned val;