beo_Keep,
beo_NoReg,
beo_Call,
+ beo_Return,
beo_AddSP,
beo_IncSP,
+ beo_SetSP,
beo_RegParams,
beo_StackParam,
+ beo_FrameLoad,
+ beo_FrameStore,
+ beo_FrameAddr,
beo_Last
} be_opcode_t;
+/** Expresses the direction of the stack pointer increment of IncSP nodes. */
typedef enum {
be_stack_dir_along = 0,
be_stack_dir_against = 1
} be_stack_dir_t;
+/** Not used yet. */
+typedef enum {
+ be_frame_flag_spill = 1,
+ be_frame_flag_local = 2,
+ be_frame_flag_arg = 4
+} be_frame_flag_t;
+
+/**
+ * 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 ((unsigned) -1)
+
void be_node_init(void);
const arch_irn_handler_t be_node_irn_handler;
-ir_node *be_new_Spill(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *node_to_spill, ir_node *ctx);
-ir_node *be_new_Reload(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_mode *mode, ir_node *spill_node);
+ir_node *be_new_Spill(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *node_to_spill, ir_node *ctx);
+ir_node *be_new_Reload(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *spill_node, ir_mode *mode);
ir_node *be_new_Copy(const arch_register_class_t *cls, ir_graph *irg, ir_node *block, ir_node *in);
ir_node *be_new_Perm(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int arity, ir_node *in[]);
ir_node *be_new_Keep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int arity, ir_node *in[]);
+ir_node *be_new_FrameLoad(const arch_register_class_t *cls_frame, const arch_register_class_t *cls_data,
+ ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *frame, entity *ent);
+ir_node *be_new_FrameStore(const arch_register_class_t *cls_frame, const arch_register_class_t *cls_data,
+ ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *frame, ir_node *data, entity *ent);
+ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, entity *ent);
+
ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *operand);
+ir_node *be_new_SetSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *operand, ir_node *mem);
+
/**
* Make a stack pointer increase/decrease node.
- * @param sp The stack poitner register.
+ * @param sp The stack pointer register.
* @param irg The graph to insert the node to.
* @param bl The block to insert the node into.
* @param old_sp The node defining the former stack pointer.
* @return A new stack pointer increment/decrement node.
* @note This node sets a register constraint to the @p sp register on its output.
*/
-ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, unsigned amount, be_stack_dir_t dir);
+ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *mem, unsigned amount, be_stack_dir_t dir);
void be_set_IncSP_offset(ir_node *irn, unsigned offset);
unsigned be_get_IncSP_offset(ir_node *irn);
be_stack_dir_t be_get_IncSP_direction(ir_node *irn);
ir_node *be_new_Call(ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp, ir_node *ptr, int n_outs, int n, ir_node *in[]);
-ir_node *be_new_StackParam(ir_graph *irg);
-ir_node *be_new_RegParams(ir_graph *irg, int n_out);
-ir_node *be_new_NoReg(const arch_register_t *reg, ir_graph *irg, ir_node *bl);
+ir_node *be_new_Return(ir_graph *irg, ir_node *bl, int n, ir_node *in[]);
+ir_node *be_new_StackParam(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_mode *mode, ir_node *frame_pointer, entity *ent);
+ir_node *be_new_RegParams(ir_graph *irg, ir_node *bl, int n_out);
ir_node *be_spill(const arch_env_t *arch_env, ir_node *irn,ir_node *spill_ctx);
-ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *irn, int pos, ir_mode *mode, ir_node *spill);
+ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *reloader, ir_mode *mode, ir_node *spill);
+
+/**
+ * Get the backend opcode of a backend node.
+ * @param irn The node.
+ * @return The backend opcode.
+ */
+be_opcode_t be_get_irn_opcode(const ir_node *irn);
int be_is_Spill(const ir_node *irn);
int be_is_Reload(const ir_node *irn);
int be_is_Perm(const ir_node *irn);
int be_is_Keep(const ir_node *irn);
int be_is_Call(const ir_node *irn);
+int be_is_IncSP(const ir_node *irn);
int be_is_AddSP(const ir_node *irn);
int be_is_RegParams(const ir_node *irn);
int be_is_StackParam(const ir_node *irn);
-int be_is_NoReg(const ir_node *irn);
+/**
+ * Get the entity on the stack frame the given node uses.
+ * @param irn The node.
+ * @return The entity on the stack frame used by the node or NULL,
+ * if the node does not access the stack frame or is no back-end node.
+ *
+ */
+entity *be_get_frame_entity(const ir_node *irn);
void be_set_Spill_entity(ir_node *irn, entity *ent);
-entity *be_get_spill_entity(ir_node *irn);
+entity *be_get_spill_entity(const ir_node *irn);
ir_node *be_get_Spill_context(const ir_node *irn);
*/
void be_set_constr_limited(ir_node *irn, int pos, const arch_register_req_t *req);
+/**
+ * Set the flags of a node.
+ * @param irn The node itself.
+ * @param pos The position (0..n) for arguments, (-1..-m) for results.
+ * @param flags The flags to set for that node and position.
+ */
+void be_node_set_flags(ir_node *irn, int pos, arch_irn_flags_t flags);
+
+/**
+ * Set the register class of a node.
+ * @param irn The node itself.
+ * @param pos The position (0..n) for arguments, (-1..-m) for results.
+ * @param flags The register class to set for that node and position.
+ */
+void be_node_set_reg_class(ir_node *irn, int pos, const arch_register_class_t *cls);
+
/**
* Insert a Perm node after a specific node in the schedule.
* The Perm permutes over all values live at the given node.
projects / libfirm / blobdiff