X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbenode_t.h;h=2cad672bfeff422e094672cde007226bc07f57cc;hb=e32731e8c4dbbfd7b7f21f0b3baa1a2c0fa8b37e;hp=a3df51ca15781a3d552c0051b3aa9fe1205ade8f;hpb=4f7329d7d8d3c676f076459a45a6d5ccf9c6fbba;p=libfirm diff --git a/ir/be/benode_t.h b/ir/be/benode_t.h index a3df51ca1..2cad672bf 100644 --- a/ir/be/benode_t.h +++ b/ir/be/benode_t.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved. + * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved. * * This file is part of libFirm. * @@ -33,7 +33,7 @@ #include #include "firm_types.h" -#include "irnode.h" +#include "irnode_t.h" #include "bearch.h" #define BE_OUT_POS(p) (-((p) + 1)) @@ -56,26 +56,7 @@ extern ir_op *op_be_SubSP; extern ir_op *op_be_RegParams; extern ir_op *op_be_FrameAddr; extern ir_op *op_be_Barrier; - -typedef enum { - beo_NoBeOp = -1, - beo_Spill, - beo_Reload, - beo_Perm, - beo_MemPerm, - beo_Copy, - beo_Keep, - beo_CopyKeep, - beo_Call, - beo_Return, - beo_AddSP, - beo_SubSP, - beo_IncSP, - beo_RegParams, - beo_FrameAddr, - beo_Barrier, - beo_Last -} be_opcode_t; +extern ir_op *op_be_Unwind; /** Not used yet. */ typedef enum { @@ -257,7 +238,8 @@ ir_node *be_new_SubSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_ * @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, int offset); +ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, + ir_node *old_sp, int offset, int align); /** Returns the previous node that computes the stack pointer. */ ir_node *be_get_IncSP_pred(ir_node *incsp); @@ -275,6 +257,7 @@ void be_set_IncSP_offset(ir_node *irn, int offset); /** Gets the offset from a IncSP node. */ int be_get_IncSP_offset(const ir_node *irn); +int be_get_IncSP_align(const ir_node *irn); /** Gets the call entity or NULL if this is no static call. */ ir_entity *be_Call_get_entity(const ir_node *call); @@ -336,6 +319,8 @@ enum { /** * Construct a new be_Return. + * + * @param dbg debug info * @param irg the graph where the new node will be placed * @param bl the block where the new node will be placed * @param n_res number of "real" results @@ -348,8 +333,27 @@ ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *bl, int n_res, uns /** Returns the number of real returns values */ int be_Return_get_n_rets(const ir_node *ret); +/** + * Return the number of bytes that should be popped from stack when executing the Return. + * + * @param ret the be_Return node + */ unsigned be_Return_get_pop(const ir_node *ret); +/** + * Return non-zero, if number of popped bytes must be always emitted. + * + * @param ret the be_Return node + */ +int be_Return_get_emit_pop(const ir_node *ret); + +/** + * Set the emit_pop flag. + * + * @param ret the be_Return node + */ +void be_Return_set_emit_pop(ir_node *ret, int emit_pop); + /** appends a node to the return node, returns the position of the node */ int be_Return_append_node(ir_node *ret, ir_node *node); @@ -362,36 +366,25 @@ ir_node *be_new_Barrier(ir_graph *irg, ir_node *bl, int n, ir_node *in[]); */ ir_node *be_Barrier_append_node(ir_node *barrier, ir_node *node); -/** - * Appends a register out requirement to a RegParams node - * - * @returns the proj node for the new register - */ -ir_node *be_RegParams_append_out_reg(ir_node *regparams, - const arch_env_t *arch_env, - const arch_register_t *reg); - /** * Make a spill node. * - * @param arch_env The architecture environment. * @param irn The node to be spilled. * @param spill_ctx The context in which the spill is introduced (This is mostly == irn up to the case of Phis). * @return The new spill node. */ -ir_node *be_spill(const arch_env_t *arch_env, ir_node *block, ir_node *irn); +ir_node *be_spill(ir_node *block, ir_node *irn); /** * Make a reload and insert it into the schedule. * - * @param arch_env The architecture environment. * @param cls The register class of the reloaded value. * @param insert The node in the schedule in front of which the reload is inserted. * @param mode The mode of the original (spilled) value. * @param spill The spill node corresponding to this reload. * @return A freshly made reload. */ -ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill); +ir_node *be_reload(const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill); enum { be_pos_CopyKeep_op = 0 @@ -401,33 +394,40 @@ ir_node *be_new_CopyKeep_single(const arch_register_class_t *cls, ir_graph *irg, ir_node *be_get_CopyKeep_op(const ir_node *cpy); void be_set_CopyKeep_op(ir_node *cpy, ir_node *op); +/** + * Position numbers for the be_Unwind inputs. + */ +enum { + be_pos_Unwind_mem = 0, /**< memory input of a be_Unwind node */ + be_pos_Unwind_sp = 1, /**< stack pointer input of a be_Unwind node */ +}; + +/** + * Construct a new be_Unwind. + * + * @param dbg debug info + * @param irg the graph where the new node will be placed + * @param bl the block where the new node will be placed + * @param mem the memory input + * @param sp the stack pointer input + */ +ir_node *be_new_Unwind(dbg_info *dbg, ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp); + +ir_node *be_get_Unwind_mem(const ir_node *irn); +ir_node *be_get_Unwind_sp(const ir_node *irn); + /** * 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_Copy(const ir_node *irn); -int be_is_Perm(const ir_node *irn); -int be_is_MemPerm(const ir_node *irn); -int be_is_Keep(const ir_node *irn); -int be_is_CopyKeep(const ir_node *irn); -int be_is_Call(const ir_node *irn); -int be_is_Return(const ir_node *irn); -int be_is_IncSP(const ir_node *irn); -int be_is_AddSP(const ir_node *irn); -int be_is_SubSP(const ir_node *irn); -int be_is_RegParams(const ir_node *irn); -int be_is_FrameAddr(const ir_node *irn); -int be_is_Barrier(const ir_node *irn); +#define be_get_irn_opcode(irn) get_irn_opcode(irn) /** + * Returns the frame entity of a be node. * Try to avoid this function and better call arch_get_frame_entity! * - * Returns the frame entity used by the be node + * @return the frame entity used by the be node */ ir_entity *be_get_frame_entity(const ir_node *irn); @@ -452,10 +452,13 @@ int be_get_MemPerm_entity_arity(const ir_node *irn); /** * Impose a register constraint on a backend node. * @param irn The node. - * @param pos The position of the argument/result. Results range from -1..-m and arguments form 0..n + * @param pos The position of the argument. * @param reg The register which is admissible for that node, argument/result and position. */ -void be_set_constr_single_reg(ir_node *irn, int pos, const arch_register_t *reg); +void be_set_constr_single_reg_in(ir_node *irn, int pos, + const arch_register_t *reg, arch_register_req_type_t additional_flags); +void be_set_constr_single_reg_out(ir_node *irn, int pos, + const arch_register_t *reg, arch_register_req_type_t additional_flags); /** * Impose register constraints on a backend node. @@ -467,23 +470,14 @@ void be_set_constr_single_reg(ir_node *irn, int pos, const arch_register_t *reg) */ 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); - -void be_node_add_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 pos The position (0..n) for arguments * @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); +void be_node_set_reg_class_in(ir_node *irn, int pos, const arch_register_class_t *cls); +void be_node_set_reg_class_out(ir_node *irn, int pos, const arch_register_class_t *cls); /** * Set the register requirement type of a node. @@ -494,39 +488,47 @@ void be_node_set_reg_class(ir_node *irn, int pos, const arch_register_class_t *c void be_node_set_req_type(ir_node *irn, int pos, arch_register_req_type_t type); /** - * Make a new phi handler. - * @param env The architecture environment. - * @return A new phi handler. + * Initialize the Phi handler. */ -arch_irn_handler_t *be_phi_handler_new(const arch_env_t *arch_env); +void be_phi_handler_new(void); /** - * Free a phi handler. - * @param handler The handler to free. + * Destroy the Phi handler. */ -void be_phi_handler_free(arch_irn_handler_t *handler); +void be_phi_handler_free(void); /** - * Reset the register data in the phi handler. + * Reset the register data in the Phi handler. * This should be called on each new graph and deletes the register information of the current graph. */ -void be_phi_handler_reset(arch_irn_handler_t *handler); +void be_phi_handler_reset(void); /** * Set the register requirements for a phi node. */ -void be_set_phi_reg_req(const arch_env_t *arch_env, ir_node *phi, - const arch_register_req_t *req); - -/* - * Set flags for a phi node - */ -void be_set_phi_flags(const arch_env_t *arch_env, ir_node *phi, - arch_irn_flags_t flags); - -/** - * irn handler for common be nodes. - */ -extern const arch_irn_handler_t be_node_irn_handler; +void be_set_phi_reg_req(ir_node *phi, const arch_register_req_t *req, + arch_register_req_type_t additional_types); + +/** + * irn handler for common be nodes and Phi's. + */ +const void *be_node_get_irn_ops(const ir_node *irn); + +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_Copy (const ir_node *irn) { return get_irn_opcode(irn) == beo_Copy ; } +static inline int be_is_CopyKeep (const ir_node *irn) { return get_irn_opcode(irn) == beo_CopyKeep ; } +static inline int be_is_Perm (const ir_node *irn) { return get_irn_opcode(irn) == beo_Perm ; } +static inline int be_is_MemPerm (const ir_node *irn) { return get_irn_opcode(irn) == beo_MemPerm ; } +static inline int be_is_Keep (const ir_node *irn) { return get_irn_opcode(irn) == beo_Keep ; } +static inline int be_is_Call (const ir_node *irn) { return get_irn_opcode(irn) == beo_Call ; } +static inline int be_is_Return (const ir_node *irn) { return get_irn_opcode(irn) == beo_Return ; } +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_RegParams(const ir_node *irn) { return get_irn_opcode(irn) == beo_RegParams; } +static inline int be_is_FrameAddr(const ir_node *irn) { return get_irn_opcode(irn) == beo_FrameAddr; } +static inline int be_is_Barrier (const ir_node *irn) { return get_irn_opcode(irn) == beo_Barrier ; } +static inline int be_is_Unwind (const ir_node *irn) { return get_irn_opcode(irn) == beo_Unwind ; } #endif /* FIRM_BE_BENODE_T_H */