+/* settings */
+typedef struct ir_settings_arch_dep_t ir_settings_arch_dep_t;
+typedef struct ir_settings_if_conv_t ir_settings_if_conv_t;
+
+/* states */
+
+/**
+ * This function is called, whenever a local variable is used before definition
+ *
+ * @param irg the IR graph on which this happens
+ * @param mode the mode of the local var
+ * @param pos position chosen be the frontend for this variable (n_loc)
+ *
+ * @return a firm node of mode @p mode that initializes the var at position pos
+ *
+ * @note
+ * Do not return NULL!
+ * If this function is not set, FIRM will create a const node with tarval BAD.
+ * Use set_irg_loc_description()/get_irg_loc_description() to assign additional
+ * informations to local variables.
+ */
+typedef ir_node *uninitialized_local_variable_func_t(ir_graph *irg, ir_mode *mode, int pos);
+
+/** 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;
+
+/**
+ * A type to express conditional jump predictions.
+ */
+typedef enum {
+ COND_JMP_PRED_NONE, /**< No jump prediction. Default. */
+ COND_JMP_PRED_TRUE, /**< The True case is predicted. */
+ COND_JMP_PRED_FALSE /**< The False case is predicted. */
+} cond_jmp_predicate;
+
+/**
+ * Additional method type properties:
+ * Tell about special properties of a method type. Some
+ * of these may be discovered by analyses.
+ */
+typedef enum {
+ mtp_no_property = 0x00000000, /**< no additional properties, default */
+ mtp_property_const = 0x00000001, /**< This method did not access memory and calculates
+ its return values solely from its parameters.
+ GCC: __attribute__((const)). */
+ mtp_property_pure = 0x00000002, /**< This method did NOT write to memory and calculates
+ its return values solely from its parameters and
+ the memory they points to (or global vars).
+ GCC: __attribute__((pure)). */
+ mtp_property_noreturn = 0x00000004, /**< This method did not return due to an aborting system
+ call.
+ GCC: __attribute__((noreturn)). */
+ mtp_property_nothrow = 0x00000008, /**< This method cannot throw an exception.
+ GCC: __attribute__((nothrow)). */
+ mtp_property_naked = 0x00000010, /**< This method is naked.
+ GCC: __attribute__((naked)). */
+ mtp_property_malloc = 0x00000020, /**< This method returns newly allocate memory.
+ GCC: __attribute__((malloc)). */
+ mtp_property_returns_twice = 0x00000040, /**< This method can return more than one (typically setjmp).
+ GCC: __attribute__((returns_twice)). */
+ mtp_property_intrinsic = 0x00000080, /**< This method is intrinsic. It is expected that
+ a lowering phase will remove all calls to it. */
+ mtp_property_runtime = 0x00000100, /**< This method represents a runtime routine. */
+ mtp_property_private = 0x00000200, /**< All method invocations are known, the backend is free to
+ optimize the call in any possible way. */
+ mtp_property_has_loop = 0x00000400, /**< Set, if this method contains one possible endless loop. */
+ mtp_property_inherited = (1<<31) /**< Internal. Used only in irg's, means property is
+ inherited from type. */
+} mtp_additional_property;
+
+/** This enum names the different kinds of symbolic Constants represented by
+ * SymConst. The content of the attribute symconst_symbol depends on this tag.
+ * Use the proper access routine after testing this flag. */
+typedef enum symconst_kind {
+ symconst_type_tag, /**< The SymConst is a type tag for the given type.
+ symconst_symbol is type *. */
+ symconst_type_size, /**< The SymConst is the size of the given type.
+ symconst_symbol is type *. */
+ symconst_type_align, /**< The SymConst is the alignment of the given type.
+ symconst_symbol is type *. */
+ symconst_addr_ent, /**< The SymConst is a symbolic pointer to be filled in
+ by the linker. The pointer is represented by an entity.
+ symconst_symbol is entity *. */
+ symconst_ofs_ent, /**< The SymConst is the offset of its entity in the entities
+ owner type. */
+ symconst_enum_const /**< The SymConst is a enumeration constant of an
+ enumeration type. */
+} symconst_kind;
+
+/** SymConst attribute.
+ *
+ * This union contains the symbolic information represented by the node.
+ */
+typedef union symconst_symbol {
+ ir_type *type_p; /**< The type of a SymConst. */
+ ir_entity *entity_p; /**< The entity of a SymConst. */
+ ir_enum_const *enum_p; /**< The enumeration constant of a SymConst. */
+} symconst_symbol;
+
+/** The allocation place. */
+typedef enum {
+ stack_alloc, /**< Alloc allocates the object on the stack. */
+ heap_alloc /**< Alloc allocates the object on the heap. */
+} ir_where_alloc;
+
+/** A input/output constraint attribute. */
+typedef struct {
+ unsigned pos; /**< The inputs/output position for this constraint. */
+ ident *constraint; /**< The constraint for this input/output. */
+ ir_mode *mode; /**< The mode of the constraint. */
+} ir_asm_constraint;
+
+/** Supported libFirm builtins. */
+typedef enum {
+ ir_bk_trap, /**< GCC __builtin_trap(): insert trap */
+ ir_bk_debugbreak, /**< MS __debugbreak(): insert debug break */
+ ir_bk_return_address, /**< GCC __builtin_return_address() */
+ ir_bk_frame_address, /**< GCC __builtin_frame_address() */
+ ir_bk_prefetch, /**< GCC __builtin_prefetch() */
+ ir_bk_ffs, /**< GCC __builtin_ffs(): find first (least) significant 1 bit */
+ ir_bk_clz, /**< GCC __builtin_clz(): count leading zero */
+ ir_bk_ctz, /**< GCC __builtin_ctz(): count trailing zero */
+ ir_bk_popcount, /**< GCC __builtin_popcount(): population count */
+ ir_bk_parity, /**< GCC __builtin_parity(): parity */
+ ir_bk_bswap, /**< byte swap */
+ ir_bk_inport, /**< in port */
+ ir_bk_outport, /**< out port */
+ ir_bk_inner_trampoline, /**< address of a trampoline for GCC inner functions */
+} ir_builtin_kind;
+
+/**
+ * Some projection numbers must be always equal to support automatic phi construction
+ */
+enum pn_generic {
+ pn_Generic_M = 0, /**< The memory result. */
+ pn_Generic_X_regular = 1, /**< Execution result if no exception occurred. */
+ pn_Generic_X_except = 2, /**< The control flow result branching to the exception handler */
+ pn_Generic_other = 3 /**< First free projection number */
+};
+
+#include "end.h"
+