* @file
* @brief Backend ABI implementation.
* @author Sebastian Hack
- * @version $Id$
*/
#ifndef FIRM_BE_BEABI_H
#define FIRM_BE_BEABI_H
#include "beirg.h"
#include "bearch.h"
#include "beabi.h"
+#include "beabihelper.h"
-struct be_abi_call_flags_bits_t {
- 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. */
- unsigned irg_is_leaf : 1; /**< 1, if the IRG is a leaf function. */
- unsigned frame_is_setup_on_call : 1; /**< Set to one, if there is already enough room on the stack for call args. */
-};
-
-union be_abi_call_flags_t {
- be_abi_call_flags_bits_t bits;
- unsigned val;
+struct be_abi_call_flags_t {
+ bool try_omit_fp : 1; /**< Try to omit the frame pointer. */
+ bool call_has_imm : 1; /**< A call can take the callee's address as an
+ immediate. */
};
struct be_abi_callbacks_t {
- /**
- * Initialize the callback object.
- * @param call The call object.
- * @param irg The graph with the method.
- * @return Some pointer. This pointer is passed to all other callback functions as self object.
- */
- void *(*init)(const be_abi_call_t *call, ir_graph *irg);
-
- /**
- * Destroy the callback object.
- * @param self The callback object.
- */
- void (*done)(void *self);
-
/**
* Get the between type for that call.
* @param self The callback object.
* @return The between type of for that call.
*/
- ir_type *(*get_between_type)(void *self);
-
- /**
- * Generate the prologue.
- * @param self The callback object.
- * @param mem A pointer to the mem node. Update this if you define new memory.
- * @param reg_map A map mapping all callee_save/ignore/parameter registers to their defining nodes.
- * @param stack_bias Points to the current stack bias, can be modified if needed.
- * @return The register which shall be used as a stack frame base.
- *
- * All nodes which define registers in @p reg_map must keep @p reg_map current.
- */
- const arch_register_t *(*prologue)(void *self, ir_node **mem, pmap *reg_map, int *stack_bias);
-
- /**
- * Generate the epilogue.
- * @param self The callback object.
- * @param mem Memory one can attach to.
- * @param reg_map A mapping mapping all callee_save/ignore/return registers to their defining nodes.
- *
- * All nodes which define registers in @p reg_map must keep @p reg_map current.
- * Also, the @p mem variable must be updated, if memory producing nodes are inserted.
- */
- void (*epilogue)(void *self, ir_node *bl, ir_node **mem, pmap *reg_map);
+ ir_type *(*get_between_type)(ir_graph *irg);
};
/**
*/
ir_type *be_abi_call_get_method_type(const be_abi_call_t *call);
-be_abi_irg_t *be_abi_introduce(ir_graph *irg);
-
-/**
- * should be called by betranshlp.c while the graph is transformed
- */
-void be_abi_transform_fixup(ir_graph *irg);
-
-void be_abi_free(ir_graph *irg);
-
-ir_node *be_abi_get_callee_save_irn(ir_graph *irg, const arch_register_t *reg);
-ir_node *be_abi_get_ignore_irn(ir_graph *irg, const arch_register_t *reg);
-
-static inline ir_node *be_abi_reg_map_get(pmap *map, const arch_register_t *reg)
-{
- return (ir_node*)pmap_get(map, reg);
-}
-
-static inline void be_abi_reg_map_set(pmap *map, const arch_register_t* reg,
- ir_node *node)
-{
- pmap_insert(map, reg, node);
-}
+void be_abi_introduce(ir_graph *irg);
#endif