/*
- * 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.
*
/**
* buffer = value1 << offset
*/
-void sc_shlI(const void *val1, long offset, int radius, int sign, void *buffer);
+void sc_shlI(const void *val1, long shift_cnt, int bitsize, int sign, void *buffer);
/**
* buffer = value1 << value2
*/
-void sc_shl(const void *value1, const void *value2, int radius, int sign, void *buffer);
+void sc_shl(const void *value1, const void *value2, int bitsize, int sign, void *buffer);
/**
* buffer = value1 >>u offset
*/
-void sc_shrI(const void *val1, long offset, int radius, int sign, void *buffer);
+void sc_shrI(const void *val1, long shift_cnt, int bitsize, int sign, void *buffer);
/**
* buffer = value1 >>u value2
*/
-void sc_shr(const void *value1, const void *value2, int radius, int sign, void *buffer);
+void sc_shr(const void *value1, const void *value2, int bitsize, int sign, void *buffer);
/**
* buffer = value1 >>s value2
*/
-void sc_shrs(const void *value1, const void *value2, int radius, int sign, void *buffer);
+void sc_shrs(const void *value1, const void *value2, int bitsize, int sign, void *buffer);
/**
- * buffer = value1 <<>> value2
+ * buffer = value1 <<left>> value2
*/
-void sc_rot(const void *value1, const void *value2, int radius, int sign, void *buffer);
+void sc_rotl(const void *value1, const void *value2, int bitsize, int sign, void *buffer);
/**
* buffer = 0
void sc_min_from_bits(unsigned int num_bits, unsigned int sign, void *buffer);
void sc_max_from_bits(unsigned int num_bits, unsigned int sign, void *buffer);
+/** truncates a value to lowest @p num_bits bits */
+void sc_truncate(unsigned num_bits, void *buffer);
+
/**
* Compares val1 and val2
*/
int sc_get_lowest_set_bit(const void *value);
int sc_is_zero(const void *value);
int sc_is_negative(const void *value);
-int sc_had_carry(void);
/**
* Return the bits of a tarval at a given byte-offset.
void finish_strcalc(void);
int sc_get_precision(void);
+/** Return the bit at a given position. */
+int sc_get_bit_at(const void *value, unsigned pos);
+
+/** Set the bit at the specified position. */
+void sc_set_bit_at(void *value, unsigned pos);
+
+/* Strange semantics */
+int sc_had_carry(void);
+
#endif /* FIRM_TV_STRCALC_H */