*/
void lower_switch(ir_graph *irg, unsigned spare_size);
+/**
+ * Creates an ir_graph pass for lower_switch().
+ *
+ * @param name the name of this pass or NULL
+ * @param spare_size Allowed spare size for table switches in machine words.
+ * (Default in edgfe: 128)
+ *
+ * @return the newly created ir_graph pass
+ */
+ir_graph_pass_t *lower_switch_pass(const char *name, unsigned spare_size);
+
/**
* A callback type for creating an intrinsic entity for a given opcode.
*
/**
* Lower all double word operations.
+ *
+ * @param param parameter for lowering
*/
void lower_dw_ops(const lwrdw_param_t *param);
+/**
+ * Creates an ir_prog pass for lower_dw_ops().
+ *
+ * @param name the name of this pass or NULL
+ * @param param parameter for lowering
+ *
+ * @return the newly created ir_prog pass
+ */
+ir_prog_pass_t *lower_dw_ops_pass(const char *name, const lwrdw_param_t *param);
+
/**
* Default implementation. Context is unused.
*/
* Replace Sel nodes by address computation. Also resolves array access.
* Handle bit fields by added And/Or calculations.
*
- * @param irg the graph to lower
+ * @param irg the graph to lower
+ * @param lower_bitfields the graph contains old-style bitfield
+ * constructs
*
* @note: There is NO lowering ob objects oriented types. This is highly compiler
* and ABI specific and should be placed directly in the compiler.
*/
void lower_highlevel_graph(ir_graph *irg, int lower_bitfields);
+/**
+ * Creates an ir_graph pass for lower_highlevel_graph().
+ *
+ * @param name the name of this pass or NULL
+ * @param lower_bitfields the graph contains old-style bitfield
+ * constructs
+ *
+ * @return the newly created ir_graph pass
+ */
+ir_graph_pass_t *lower_highlevel_graph_pass(const char *name, int lower_bitfields);
+
/**
* Replaces SymConsts by a real constant if possible.
* Replace Sel nodes by address computation. Also resolves array access.
* Handle bit fields by added And/Or calculations.
* Lowers all graphs.
*
- * @Note: There is NO lowering ob objects oriented types. This is highly compiler
- * and ABI specific and should be placed directly in the compiler.
+ * @note There is NO lowering of objects oriented types. This is highly compiler
+ * and ABI specific and should be placed directly in the compiler.
*/
void lower_highlevel(int lower_bitfields);
*/
void lower_const_code(void);
+/**
+ * Creates an ir_prog pass for lower_const_code().
+ *
+ * @param name the name of this pass or NULL
+ *
+ * @return the newly created ir_prog pass
+ */
+ir_prog_pass_t *lower_const_code_pass(const char *name);
+
typedef struct lower_mode_b_config_t {
/* mode that is used to transport 0/1 values */
ir_mode *lowered_mode;
/* preferred mode for the "set" operations (a psi that produces a 0 or 1) */
ir_mode *lowered_set_mode;
- /* wether direct Cond -> Cmps should also be lowered */
+ /* whether direct Cond -> Cmps should also be lowered */
int lower_direct_cmp;
} lower_mode_b_config_t;
*
* Example: Psi(a < 0, 1, 0) => a >> 31
*
- * @param irg the firm graph to lower
- * @param config configuration for mode_b lowerer
+ * @param irg the firm graph to lower
+ * @param config configuration for mode_b lowerer
*/
void ir_lower_mode_b(ir_graph *irg, const lower_mode_b_config_t *config);
+/**
+ * Creates an ir_graph pass for ir_lower_mode_b().
+ *
+ * @param name the name of this pass or NULL
+ * @param config configuration for mode_b lowerer
+ *
+ * @return the newly created ir_graph pass
+ */
+ir_graph_pass_t *ir_lower_mode_b_pass(
+ const char *name, const lower_mode_b_config_t *config);
+
+/**
+ * Used as callback, whenever a lowerable mux is found. The return value
+ * indicates, whether the mux should be lowered. This may be used, to lower
+ * floating point muxes, while keeping mux nodes for integers, for example.
+ *
+ * @param mux The mux node that may be lowered.
+ * @return A non-zero value indicates that the mux should be lowered.
+ */
+typedef int lower_mux_callback(ir_node* mux);
+
+/**
+ * Lowers all mux nodes in the given graph. A callback function may be
+ * given, to select the mux nodes to lower.
+ *
+ * @param irg The graph to lower mux nodes in.
+ * @param cb_func The callback function for mux selection. Can be NULL,
+ * to lower all mux nodes.
+ */
+void lower_mux(ir_graph *irg, lower_mux_callback *cb_func);
+
+/**
+ * Creates an ir_graph pass for lower_mux().
+ *
+ * @param name the name of this pass or NULL
+ * @param cb_func The callback function for mux selection. Can be NULL,
+ * to lower all mux nodes.
+ *
+ * @return the newly created ir_graph pass
+ */
+ir_graph_pass_t *lower_mux_pass(const char *name, lower_mux_callback *cb_func);
+
/**
* An intrinsic mapper function.
*
*/
unsigned lower_intrinsics(i_record *list, int length, int part_block_used);
+/**
+ * Creates an irprog pass for lower_intrinsics.
+ *
+ * @param name the name of this pass or NULL
+ * @param list an array of intrinsic map records
+ * @param length the length of the array
+ * @param part_block_used set to true if part_block() must be using during lowering
+ */
+ir_prog_pass_t *lower_intrinsics_pass(
+ const char *name,
+ i_record *list, int length, int part_block_used);
+
/**
* A mapper for the integer/float absolute value: type abs(type v).
* Replaces the call by a Abs node.
projects / libfirm / blobdiff