/** The allowed parities */
typedef enum {
- oparity_invalid = 0,
- oparity_unary, /**< an unary operator -- considering 'numeric' arguments. */
- oparity_binary, /**< an binary operator -- considering 'numeric' arguments.*/
- oparity_trinary, /**< an trinary operator -- considering 'numeric' arguments.*/
- oparity_zero, /**< no operators, as e.g. Const. */
- oparity_variable, /**< arity not fixed by opcode, but statically
- known. E.g., number of arguments to call. */
- oparity_dynamic, /**< arity depends on state of firm representation.
- Can change by optimizations...
- We must allocate a dynamic in array for the node! */
- oparity_any /**< other arity */
+ oparity_invalid = 0,
+ oparity_unary, /**< an unary operator -- considering 'numeric' arguments. */
+ oparity_binary, /**< an binary operator -- considering 'numeric' arguments.*/
+ oparity_trinary, /**< an trinary operator -- considering 'numeric' arguments.*/
+ oparity_zero, /**< no operators, as e.g. Const. */
+ oparity_variable, /**< arity not fixed by opcode, but statically
+ known. E.g., number of arguments to call. */
+ oparity_dynamic, /**< arity depends on state of firm representation.
+ Can change by optimizations...
+ We must allocate a dynamic in array for the node! */
+ oparity_any /**< other arity */
} op_arity;
/** The irop flags */
typedef enum {
- irop_flag_none = 0x00000000, /**< Nothing. */
- irop_flag_labeled = 0x00000001, /**< If set, output edge labels on in-edges in vcg graph. */
- irop_flag_commutative = 0x00000002, /**< This operation is commutative. */
- irop_flag_cfopcode = 0x00000004, /**< This operation is a control flow operation. */
- irop_flag_ip_cfopcode = 0x00000008, /**< This operation manipulates the interprocedural control flow. */
- irop_flag_fragile = 0x00000010, /**< Set if the operation can change the control flow because
- of an exception. */
- irop_flag_forking = 0x00000020, /**< Forking control flow at this operation. */
- irop_flag_highlevel = 0x00000040, /**< This operation is a pure high-level one and can be
- skipped in low-level optimizations. */
- irop_flag_constlike = 0x00000080, /**< This operation has no arguments and is some
- kind of a constant. */
- irop_flag_always_opt = 0x00000100, /**< This operation must always be optimized .*/
- irop_flag_keep = 0x00000200, /**< This operation can be kept in End's keep-alive list. */
- irop_flag_start_block = 0x00000400, /**< This operation is always placed in the Start block. */
- irop_flag_machine = 0x00000800, /**< This operation is a machine operation. */
- irop_flag_machine_op = 0x00001000, /**< This operation is a machine operand. */
- irop_flag_user = 0x00002000 /**< This flag and all higher ones are free for machine user. */
+ irop_flag_none = 0x00000000, /**< Nothing. */
+ irop_flag_labeled = 0x00000001, /**< If set, output edge labels on in-edges in vcg graph. */
+ irop_flag_commutative = 0x00000002, /**< This operation is commutative. */
+ irop_flag_cfopcode = 0x00000004, /**< This operation is a control flow operation. */
+ irop_flag_ip_cfopcode = 0x00000008, /**< This operation manipulates the interprocedural control flow. */
+ irop_flag_fragile = 0x00000010, /**< Set if the operation can change the control flow because
+ of an exception. */
+ irop_flag_forking = 0x00000020, /**< Forking control flow at this operation. */
+ irop_flag_highlevel = 0x00000040, /**< This operation is a pure high-level one and can be
+ skipped in low-level optimizations. */
+ irop_flag_constlike = 0x00000080, /**< This operation has no arguments and is some
+ kind of a constant. */
+ irop_flag_always_opt = 0x00000100, /**< This operation must always be optimized .*/
+ irop_flag_keep = 0x00000200, /**< This operation can be kept in End's keep-alive list. */
+ irop_flag_start_block = 0x00000400, /**< This operation is always placed in the Start block. */
+ irop_flag_machine = 0x00000800, /**< This operation is a machine operation. */
+ irop_flag_machine_op = 0x00001000, /**< This operation is a machine operand. */
+ irop_flag_user = 0x00002000 /**< This flag and all higher ones are free for machine user. */
} irop_flags;
/** The opcodes of the libFirm predefined operations. */
typedef enum {
- iro_Block,
- iro_Start, iro_End, iro_Jmp, iro_IJmp, iro_Cond, iro_Return,
- iro_Const, iro_SymConst,
- iro_Sel,
- iro_Call, iro_Add, iro_Sub, iro_Minus, iro_Mul, iro_Quot, iro_DivMod,
- iro_Div, iro_Mod, iro_Abs, iro_And, iro_Or, iro_Eor, iro_Not,
- iro_Cmp, iro_Shl, iro_Shr, iro_Shrs, iro_Rot, iro_Conv, iro_Cast,
- iro_Carry, iro_Borrow,
- iro_Phi,
- iro_Load, iro_Store, iro_Alloc, iro_Free, iro_Sync,
- iro_Proj, iro_Tuple, iro_Id, iro_Bad, iro_Confirm,
- iro_Unknown, iro_Filter, iro_Break, iro_CallBegin, iro_EndReg, iro_EndExcept,
- iro_NoMem, iro_Mux, iro_Psi, iro_CopyB,
- iro_InstOf, iro_Raise, iro_Bound,
- iro_Pin,
- iro_ASM,
- iro_MaxOpcode
+ iro_Block,
+ iro_Start, iro_End, iro_Jmp, iro_IJmp, iro_Cond, iro_Return,
+ iro_Const, iro_SymConst,
+ iro_Sel,
+ iro_Call, iro_Add, iro_Sub, iro_Minus, iro_Mul, iro_Quot, iro_DivMod,
+ iro_Div, iro_Mod, iro_Abs, iro_And, iro_Or, iro_Eor, iro_Not,
+ iro_Cmp, iro_Shl, iro_Shr, iro_Shrs, iro_Rot, iro_Conv, iro_Cast,
+ iro_Carry, iro_Borrow,
+ iro_Phi,
+ iro_Load, iro_Store, iro_Alloc, iro_Free, iro_Sync,
+ iro_Proj, iro_Tuple, iro_Id, iro_Bad, iro_Confirm,
+ iro_Unknown, iro_Filter, iro_Break, iro_CallBegin, iro_EndReg, iro_EndExcept,
+ iro_NoMem, iro_Mux, iro_Psi, iro_CopyB,
+ iro_InstOf, iro_Raise, iro_Bound,
+ iro_Pin,
+ iro_ASM,
+ iro_Anchor,
+ iro_MaxOpcode
} ir_opcode;
extern ir_op *op_Block; ir_op *get_op_Block (void);
extern ir_op *op_ASM; ir_op *get_op_ASM (void);
+extern ir_op *op_Anchor; ir_op *get_op_Anchor (void);
+
/** Returns the ident for the opcode name */
ident *get_op_ident(const ir_op *op);
const char *get_op_name(const ir_op *op);
/** Returns the enum for the opcode */
-ir_opcode get_op_code(const ir_op *op);
+unsigned get_op_code(const ir_op *op);
/** op_pin_state_pinned states */
typedef enum {
- op_pin_state_floats = 0, /**< Nodes of this opcode can be placed in any basic block. */
- op_pin_state_pinned = 1, /**< Nodes must remain in this basic block. */
- op_pin_state_exc_pinned, /**< Node must be remain in this basic block if it can throw an
- exception, else can float. Used internally. */
- op_pin_state_mem_pinned /**< Node must be remain in this basic block if it can throw an
- exception or uses memory, else can float. Used internally. */
+ op_pin_state_floats = 0, /**< Nodes of this opcode can be placed in any basic block. */
+ op_pin_state_pinned = 1, /**< Nodes must remain in this basic block. */
+ op_pin_state_exc_pinned, /**< Node must be remain in this basic block if it can throw an
+ exception, else can float. Used internally. */
+ op_pin_state_mem_pinned /**< Node must be remain in this basic block if it can throw an
+ exception or uses memory, else can float. Used internally. */
} op_pin_state;
const char *get_op_pin_state_name(op_pin_state s);
* This function can create all standard Firm opcode as well as new ones.
* The behavior of new opcode depends on the operations \c ops and the \c flags.
*/
-ir_op *new_ir_op(ir_opcode code, const char *name, op_pin_state p,
- unsigned flags, op_arity opar, int op_index, size_t attr_size,
- const ir_op_ops *ops);
+ir_op *new_ir_op(unsigned code, const char *name, op_pin_state p,
+ unsigned flags, op_arity opar, int op_index, size_t attr_size,
+ const ir_op_ops *ops);
/** Returns the ir_op_ops of an ir_op. */
const ir_op_ops *get_op_ops(const ir_op *op);
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