* @file
* @brief Definition of opaque firm types
* @author Michael Beck
- * @version $Id$
*/
#ifndef FIRM_COMMON_FIRM_TYPES_H
#define FIRM_COMMON_FIRM_TYPES_H
typedef struct ir_prog ir_prog, *ir_prog_ptr;
typedef struct ir_loop ir_loop, *ir_loop_ptr;
typedef struct ir_region ir_region, *ir_region_ptr;
-typedef struct ir_reg_tree ir_reg_tree, *ir_reg_tree_ptr;
typedef struct ir_entity ir_entity, *ir_entity_ptr;
typedef struct ir_extblk ir_extblk, *ir_extblk_ptr;
typedef struct ir_exec_freq ir_exec_freq, *ir_exec_freq_ptr;
typedef struct ir_cdep ir_cdep, *ir_cdep_ptr;
typedef struct sn_entry *seqno_t;
typedef struct arch_irn_ops_t arch_irn_ops_t;
-typedef struct type_identify_if_t type_identify_if_t;
typedef struct ir_graph_pass_t ir_graph_pass_t;
typedef struct ir_prog_pass_t ir_prog_pass_t;
typedef void irg_walk_func(ir_node *, void *);
typedef void irg_reg_walk_func(ir_region *, void *);
-/* 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;
+/**
+ * A switch table mapping integer numbers to proj-numbers of a Switch-node.
+ * Entries map a continuous range of integer numbers to a proj-number.
+ * There must never be two different entries matching the same integer number.
+ */
+typedef struct ir_switch_table ir_switch_table;
/* Needed for MSVC to suppress warnings because it doest NOT handle const right. */
typedef const ir_node *ir_node_cnst_ptr;
typedef ir_node *uninitialized_local_variable_func_t(ir_graph *irg, ir_mode *mode, int pos);
#ifdef __cplusplus
-# define ENUM_BITSET(type) \
+# define ENUM_BITSET(type) \
extern "C++" { \
static inline type operator ~ (type a) { return (type)~(int)a; } \
static inline type operator & (type a, type b) { return (type)((int)a & (int)b); } \
static inline type operator |= (type& a, type b) { return a = (type)((int)a | (int)b); } \
}
#else
-# define ENUM_BITSET(type)
+# define ENUM_BITSET(type)
#endif
#ifdef __cplusplus
-# define ENUM_COUNTABLE(type) \
+# define ENUM_COUNTABLE(type) \
extern "C++" { \
static inline type operator ++(type& a) { return a = (type)((int)a + 1); } \
static inline type operator --(type& a) { return a = (type)((int)a - 1); } \
}
#else
-# define ENUM_COUNTABLE(type)
+# define ENUM_COUNTABLE(type)
#endif
+/**
+ * Relations for comparing numbers
+ */
+typedef enum ir_relation {
+ ir_relation_false = 0, /**< always false */
+ ir_relation_equal = 1u << 0, /**< equal */
+ ir_relation_less = 1u << 1, /**< less */
+ ir_relation_greater = 1u << 2, /**< greater */
+ ir_relation_unordered = 1u << 3, /**< unordered */
+ ir_relation_less_equal = ir_relation_equal|ir_relation_less, /**< less or equal */
+ ir_relation_greater_equal = ir_relation_equal|ir_relation_greater, /**< greater or equal */
+ ir_relation_less_greater = ir_relation_less|ir_relation_greater, /** less or greater ('not equal' for integer numbers) */
+ ir_relation_less_equal_greater = ir_relation_equal|ir_relation_less|ir_relation_greater, /**< less equal or greater ('not unordered') */
+ ir_relation_unordered_equal = ir_relation_unordered|ir_relation_equal, /**< unordered or equal */
+ ir_relation_unordered_less = ir_relation_unordered|ir_relation_less, /**< unordered or less */
+ ir_relation_unordered_less_equal = ir_relation_unordered|ir_relation_less|ir_relation_equal, /**< unordered, less or equal */
+ ir_relation_unordered_greater = ir_relation_unordered|ir_relation_greater, /**< unordered or greater */
+ ir_relation_unordered_greater_equal = ir_relation_unordered|ir_relation_greater|ir_relation_equal, /**< unordered, greater or equal */
+ ir_relation_unordered_less_greater = ir_relation_unordered|ir_relation_less|ir_relation_greater, /**< unordered, less or greater ('not equal' for floatingpoint numbers) */
+ ir_relation_true = ir_relation_equal|ir_relation_less|ir_relation_greater|ir_relation_unordered, /**< always true */
+} ir_relation;
+ENUM_BITSET(ir_relation)
+/**
+ * constrained flags for memory operations.
+ */
+typedef enum ir_cons_flags {
+ cons_none = 0, /**< No constrains. */
+ cons_volatile = 1U << 0, /**< Memory operation is volatile. */
+ cons_unaligned = 1U << 1, /**< Memory operation is unaligned. */
+ cons_floats = 1U << 2, /**< Memory operation can float. */
+ cons_throws_exception = 1U << 3, /**< fragile op throws exception (and
+ produces X_regular and X_except
+ values) */
+} ir_cons_flags;
+ENUM_BITSET(ir_cons_flags)
/** op_pin_state_pinned states. */
typedef enum op_pin_state {
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.
+ The only observable effect of a const function must be its
+ return value. So they must not exhibit infinite loops or wait
+ for user input. The return value must not depend on any
+ global variables/state.
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).
+ The only observable effect of a const function must be its
+ return value. So they must not exhibit infinite loops or wait
+ for user input.
GCC: __attribute__((pure)). */
mtp_property_noreturn = 0x00000004, /**< This method did not return due to an aborting system
call.
* 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.
ir_bk_inport, /**< in port */
ir_bk_outport, /**< out port */
ir_bk_inner_trampoline, /**< address of a trampoline for GCC inner functions */
+ ir_bk_last = ir_bk_inner_trampoline,
} 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 */
-};
-
/**
* Possible return values of value_classify().
*/
no signed zero exists or < 0 else */
} ir_value_classify_sign;
+/**
+ * This enumeration flags the volatility of entities and Loads/Stores.
+ */
+typedef enum {
+ volatility_non_volatile, /**< The entity is not volatile. Default. */
+ volatility_is_volatile /**< The entity is volatile. */
+} ir_volatility;
+
+/**
+ * This enumeration flags the align of Loads/Stores.
+ */
+typedef enum {
+ align_is_aligned = 0, /**< The entity is aligned. Default */
+ align_non_aligned, /**< The entity is not aligned. */
+} ir_align;
+
#include "end.h"
#endif