+/*
+ * Project: libFIRM
+ * File name: ir/ir/irmode_t.h
+ * Purpose: Data modes of operations -- private header.
+ * Author: Martin Trapp, Christian Schaefer
+ * Modified by: Goetz Lindenmaier, Mathias Heil
+ * Created:
+ * CVS-ID: $Id$
+ * Copyright: (c) 1998-2003 Universität Karlsruhe
+ * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ */
-/* $Id$ */
/**
* @file irmode_t.h
# ifndef _IRMODE_T_H_
# define _IRMODE_T_H_
+# include <assert.h>
# include "irmode.h"
# include "tv.h"
firm_kind kind; /**< distinguishes this node from others */
modecode code; /**< unambiguous identifier of a mode */
ident *name; /**< Name ident of this mode */
- mode_sort sort; /**< coarse classification of this mode:
+
+ /* ----------------------------------------------------------------------- */
+ /* On changing this struct you have to evaluate the mode_are_equal function!*/
+ mode_sort sort; /**< coarse classification of this mode:
int, float, reference ...
(see irmode.h) */
- mode_arithmetic arithmetic; /**< different arithmetic operations possible with a mode */
- int size; /**< size of the mode in Bits. */
- int align; /**< byte alignment */
- unsigned sign:1; /**< signedness of this mode */
-
- tarval *min;
- tarval *max;
- tarval *null;
- tarval *one;
+ mode_arithmetic arithmetic; /**< different arithmetic operations possible with a mode */
+ int size; /**< size of the mode in Bits. */
+ unsigned sign:1; /**< signedness of this mode */
+ unsigned int modulo_shift; /**< number of bits a values of this mode will be shifted */
+ unsigned vector_elem; /**< if this is not equal 1, this is a vector mode with
+ vector_elem number of elements, size contains the size
+ of all bits and must be dividable by vector_elem */
+
+ /* ----------------------------------------------------------------------- */
+ tarval *min; /**< the minimum value that can be expressed */
+ tarval *max; /**< the maximum value that can be expressed */
+ tarval *null; /**< the value 0 */
+ tarval *one; /**< the value 1 */
+ tarval *minus_one; /**< the value -1 */
void *link; /**< To store some intermediate information */
const void *tv_priv; /**< tarval module will save private data here */
};
-#endif
+
+/* ------------------------------- *
+ * inline functions *
+ * ------------------------------- */
+extern ir_mode *mode_P_code, *mode_P_data;
+
+static INLINE ir_mode *
+_get_modeP_code(void) { return mode_P_code; }
+
+static INLINE ir_mode *
+_get_modeP_data(void) { return mode_P_data; }
+
+static INLINE modecode
+_get_mode_modecode(const ir_mode *mode) { return mode->code; }
+
+static INLINE ident *
+_get_mode_ident(const ir_mode *mode) { return mode->name; }
+
+static INLINE mode_sort
+_get_mode_sort(const ir_mode* mode) { return mode->sort; }
+
+static INLINE int
+_get_mode_size_bits(const ir_mode *mode) { return mode->size; }
+
+static INLINE int
+_get_mode_size_bytes(const ir_mode *mode) {
+ int size = _get_mode_size_bits(mode);
+ if ((size & 7) != 0) return -1;
+ return size >> 3;
+}
+
+static INLINE int
+_get_mode_sign(const ir_mode *mode) { return mode->sign; }
+
+static INLINE int
+_get_mode_arithmetic(const ir_mode *mode) { return mode->arithmetic; }
+
+static INLINE unsigned int
+_get_mode_modulo_shift(const ir_mode *mode) { return mode->modulo_shift; }
+
+static INLINE unsigned int
+_get_mode_vector_elems(const ir_mode *mode) { return mode->vector_elem; }
+
+static INLINE void *
+_get_mode_link(const ir_mode *mode) { return mode->link; }
+
+static INLINE void
+_set_mode_link(ir_mode *mode, void *l) { mode->link = l; }
+
+/* Functions to check, whether a modecode is signed, float, int, num, data,
+ datab or dataM. For more exact definitions read the corresponding pages
+ in the firm documentation or the following enumeration
+
+ The set of "float" is defined as:
+ ---------------------------------
+ float = {irm_F, irm_D, irm_E}
+
+ The set of "int" is defined as:
+ -------------------------------
+ int = {irm_Bs, irm_Bu, irm_Hs, irm_Hu, irm_Is, irm_Iu, irm_Ls, irm_Lu}
+
+ The set of "num" is defined as:
+ -------------------------------
+ num = {irm_F, irm_D, irm_E, irm_Bs, irm_Bu, irm_Hs, irm_Hu,
+ irm_Is, irm_Iu, irm_Ls, irm_Lu}
+ = {float || int}
+
+ The set of "data" is defined as:
+ -------------------------------
+ data = {irm_F, irm_D, irm_E irm_Bs, irm_Bu, irm_Hs, irm_Hu,
+ irm_Is, irm_Iu, irm_Ls, irm_Lu, irm_C, irm_U, irm_P}
+ = {num || irm_C || irm_U || irm_P}
+
+ The set of "datab" is defined as:
+ ---------------------------------
+ datab = {irm_F, irm_D, irm_E, irm_Bs, irm_Bu, irm_Hs, irm_Hu,
+ irm_Is, irm_Iu, irm_Ls, irm_Lu, irm_C, irm_U, irm_P, irm_b}
+ = {data || irm_b }
+
+ The set of "dataM" is defined as:
+ ---------------------------------
+ dataM = {irm_F, irm_D, irm_E, irm_Bs, irm_Bu, irm_Hs, irm_Hu,
+ irm_Is, irm_Iu, irm_Ls, irm_Lu, irm_C, irm_U, irm_P, irm_M}
+ = {data || irm_M}
+*/
+
+static INLINE int
+_mode_is_signed(const ir_mode *mode) {
+ assert(mode);
+ return mode->sign;
+}
+
+static INLINE int
+_mode_is_float(const ir_mode *mode) {
+ assert(mode);
+ return (_get_mode_sort(mode) == irms_float_number);
+}
+
+static INLINE int
+_mode_is_int(const ir_mode *mode) {
+ assert(mode);
+ return (_get_mode_sort(mode) == irms_int_number);
+}
+
+static INLINE int
+_mode_is_character(const ir_mode *mode) {
+ assert(mode);
+ return (_get_mode_sort(mode) == irms_character);
+}
+
+static INLINE int
+_mode_is_reference(const ir_mode *mode) {
+ assert(mode);
+ return (_get_mode_sort(mode) == irms_reference);
+}
+
+static INLINE int
+_mode_is_num(const ir_mode *mode) {
+ assert(mode);
+ return (_mode_is_int(mode) || _mode_is_float(mode));
+}
+
+static INLINE int
+_mode_is_numP(const ir_mode *mode) {
+ assert(mode);
+ return (_mode_is_int(mode) || _mode_is_float(mode) || _mode_is_reference(mode));
+}
+
+static INLINE int
+_mode_is_data(const ir_mode *mode) {
+ assert(mode);
+ return (_mode_is_num(mode) || _get_mode_sort(mode) == irms_character || _get_mode_sort(mode) == irms_reference);
+}
+
+static INLINE int
+_mode_is_datab(const ir_mode *mode) {
+ assert(mode);
+ return (_mode_is_data(mode) || _get_mode_sort(mode) == irms_internal_boolean);
+}
+
+static INLINE int
+_mode_is_dataM(const ir_mode *mode) {
+ assert(mode);
+ return (_mode_is_data(mode) || _get_mode_modecode(mode) == irm_M);
+}
+
+static INLINE int
+_mode_is_float_vector(const ir_mode *mode) {
+ assert(mode);
+ return (_get_mode_sort(mode) == irms_float_number) && (_get_mode_vector_elems(mode) > 1);
+}
+
+static INLINE int
+_mode_is_int_vector(const ir_mode *mode) {
+ assert(mode);
+ return (_get_mode_sort(mode) == irms_int_number) && (_get_mode_vector_elems(mode) > 1);
+}
+
+/** mode module initialization, call once before use of any other function **/
+void init_mode(void);
+
+/** mode module finalization. frees all memory. */
+void finish_mode(void);
+
+#define get_modeP_code() _get_modeP_code()
+#define get_modeP_data() _get_modeP_data()
+#define get_mode_modecode(mode) _get_mode_modecode(mode)
+#define get_mode_ident(mode) _get_mode_ident(mode)
+#define get_mode_sort(mode) _get_mode_sort(mode)
+#define get_mode_size_bits(mode) _get_mode_size_bits(mode)
+#define get_mode_size_bytes(mode) _get_mode_size_bytes(mode)
+#define get_mode_sign(mode) _get_mode_sign(mode)
+#define get_mode_arithmetic(mode) _get_mode_arithmetic(mode)
+#define get_mode_modulo_shift(mode) _get_mode_modulo_shift(mode)
+#define get_mode_n_vector_elems(mode) _get_mode_vector_elems(mode)
+#define get_mode_link(mode) _get_mode_link(mode)
+#define set_mode_link(mode, l) _set_mode_link(mode, l)
+#define mode_is_signed(mode) _mode_is_signed(mode)
+#define mode_is_float(mode) _mode_is_float(mode)
+#define mode_is_int(mode) _mode_is_int(mode)
+#define mode_is_character(mode) _mode_is_character(mode)
+#define mode_is_reference(mode) _mode_is_reference(mode)
+#define mode_is_num(mode) _mode_is_num(mode)
+#define mode_is_numP(mode) _mode_is_numP(mode)
+#define mode_is_data(mode) _mode_is_data(mode)
+#define mode_is_datab(mode) _mode_is_datab(mode)
+#define mode_is_dataM(mode) _mode_is_dataM(mode)
+#define mode_is_float_vector(mode) _mode_is_float_vector(mode)
+#define mode_is_int_vector(mode) _mode_is_int_vector(mode)
+
+#endif /* _IRMODE_T_H_ */
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