extern ir_op *op_be_Start;
extern ir_op *op_be_FrameAddr;
-/**
- * A "symbolic constant" for the size of the stack frame to use with IncSP nodes.
- * It gets back-patched to the real size as soon it is known.
- */
-#define BE_STACK_FRAME_SIZE_EXPAND INT_MAX
-#define BE_STACK_FRAME_SIZE_SHRINK INT_MIN
-
/**
* Determines if irn is a be_node.
*/
* Position numbers for the be_Spill inputs.
*/
enum {
- be_pos_Spill_frame = 0,
- be_pos_Spill_val = 1
+ n_be_Spill_frame = 0,
+ n_be_Spill_val = 1
};
/**
* Position numbers for the be_Reload inputs.
*/
enum {
- be_pos_Reload_frame = 0,
- be_pos_Reload_mem = 1
+ n_be_Reload_frame = 0,
+ n_be_Reload_mem = 1
};
/**
* Position numbers for the be_Copy inputs.
*/
enum {
- be_pos_Copy_op = 0
+ n_be_Copy_op = 0
};
/**
* Position numbers for the be_FrameAddr inputs
*/
enum {
- be_pos_FrameAddr_ptr = 0
+ n_be_FrameAddr_ptr = 0
};
/** Create a new FrameAddr node. */
* Position numbers for the be_AddSP inputs
*/
enum {
- be_pos_AddSP_old_sp = 0,
- be_pos_AddSP_size = 1,
- be_pos_AddSP_last = 2
+ n_be_AddSP_old_sp = 0,
+ n_be_AddSP_size = 1,
+ n_be_AddSP_last = 2
};
enum {
* Position numbers for the be_SubSP inputs
*/
enum {
- be_pos_SubSP_old_sp = 0,
- be_pos_SubSP_size = 1,
- be_pos_SubSP_last = 2
+ n_be_SubSP_old_sp = 0,
+ n_be_SubSP_size = 1,
+ n_be_SubSP_last = 2
};
enum {
* Position numbers for the be_Call inputs.
*/
enum {
- be_pos_Call_mem = 0, /**< memory input of a be_Call node */
- be_pos_Call_sp = 1, /**< stack pointer input of a be_Call node */
- be_pos_Call_ptr = 2, /**< call pointer input of a be_Call node */
- be_pos_Call_first_arg = 3 /**< first argument input of a be_Call node */
+ n_be_Call_mem = 0, /**< memory input of a be_Call node */
+ n_be_Call_sp = 1, /**< stack pointer input of a be_Call node */
+ n_be_Call_ptr = 2, /**< call pointer input of a be_Call node */
+ n_be_Call_first_arg = 3 /**< first argument input of a be_Call node */
};
/**
* Projection numbers for result of be_Call node: use for Proj nodes!
*/
typedef enum {
- pn_be_Call_M_regular = pn_Call_M, /**< The memory result of a be_Call. */
- pn_be_Call_sp = pn_Call_max,
- pn_be_Call_first_res /**< The first result proj number of a
- be_Call. */
+ pn_be_Call_M = pn_Call_M, /**< The memory result of a be_Call. */
+ pn_be_Call_X_regular = pn_Call_X_regular,
+ pn_be_Call_X_except = pn_Call_X_except,
+ pn_be_Call_sp = pn_Call_max+1,
+ pn_be_Call_first_res /**< The first result proj number of a be_Call. */
} pn_be_Call;
/**
* Position numbers for the be_Return inputs.
*/
enum {
- be_pos_Return_mem = 0, /**< memory input of a be_Return node */
- be_pos_Return_sp = 1, /**< stack pointer input of a be_Return node */
- be_pos_Return_val = 2, /**< first "real" return value if any */
+ n_be_Return_mem = 0, /**< memory input of a be_Return node */
+ n_be_Return_sp = 1, /**< stack pointer input of a be_Return node */
+ n_be_Return_val = 2, /**< first "real" return value if any */
};
/**
ir_mode *mode, ir_node *spill);
enum {
- be_pos_CopyKeep_op = 0
+ n_be_CopyKeep_op = 0
};
ir_node *be_new_CopyKeep(const arch_register_class_t *cls, ir_node *block,
ir_node *src, int n, ir_node *in_keep[],
const arch_register_class_t *cls);
/**
- * irn handler for common be nodes and Phi's.
+ * Search for output of start node with a specific register
+ */
+ir_node *be_get_initial_reg_value(ir_graph *irg, const arch_register_t *reg);
+
+/**
+ * Search for input of a return node with a specific register and return
+ * its number.
*/
-const void *be_node_get_irn_ops(const ir_node *irn);
+int be_find_return_reg_input(ir_node *ret, const arch_register_t *reg);
static inline int be_is_Spill (const ir_node *irn) { return get_irn_opcode(irn) == beo_Spill ; }
static inline int be_is_Reload (const ir_node *irn) { return get_irn_opcode(irn) == beo_Reload ; }
static inline int be_is_IncSP (const ir_node *irn) { return get_irn_opcode(irn) == beo_IncSP ; }
static inline int be_is_AddSP (const ir_node *irn) { return get_irn_opcode(irn) == beo_AddSP ; }
static inline int be_is_SubSP (const ir_node *irn) { return get_irn_opcode(irn) == beo_SubSP ; }
-static inline int be_is_Start (const ir_node *irn) { return get_irn_opcode(irn) == beo_Start; }
+static inline int be_is_Start (const ir_node *irn) { return get_irn_opcode(irn) == beo_Start ; }
static inline int be_is_FrameAddr(const ir_node *irn) { return get_irn_opcode(irn) == beo_FrameAddr; }
#endif