/* LS/MS Bit operations */
-#define LSBIT8(POS) ((unsigned8)1 << (POS))
+#define LSBIT8(POS) ((unsigned8) 1 << (POS))
#define LSBIT16(POS) ((unsigned16)1 << (POS))
#define LSBIT32(POS) ((unsigned32)1 << (POS))
#define LSBIT64(POS) ((unsigned64)1 << (POS))
-#define LSBIT(POS) ((unsigned_word)1 << (POS))
-#define MSBIT8(POS) ((unsigned8)1 << (8 - 1 - (POS)))
+#if (WITH_TARGET_WORD_BITSIZE == 64)
+#define LSBIT(POS) LSBIT64 (POS)
+#else
+#define LSBIT(POS) ((unsigned32)((POS) >= 32 \
+ ? 0 \
+ : (1 << ((POS) >= 32 ? 0 : (POS)))))
+#endif
+
+
+#define MSBIT8(POS) ((unsigned8) 1 << ( 8 - 1 - (POS)))
#define MSBIT16(POS) ((unsigned16)1 << (16 - 1 - (POS)))
#define MSBIT32(POS) ((unsigned32)1 << (32 - 1 - (POS)))
#define MSBIT64(POS) ((unsigned64)1 << (64 - 1 - (POS)))
-#define MSBIT(POS) ((unsigned_word)1 << (WITH_TARGET_WORD_BITSIZE - 1 - (POS)))
+#if (WITH_TARGET_WORD_BITSIZE == 64)
+#define MSBIT(POS) MSBIT64 (POS)
+#else
+#define MSBIT(POS) ((unsigned32)((POS) < 32 \
+ ? 0 \
+ : (1 << ((POS) < 32 ? 0 : (64 - 1) - (POS)))))
+#endif
-/* Bit operations */
-#define _BITn(WIDTH, POS) ((natural##WIDTH)1 \
- << _LSB_SHIFT (WIDTH, POS))
+/* Bit operations */
#define BIT4(POS) (1 << _LSB_SHIFT (4, (POS)))
#define BIT5(POS) (1 << _LSB_SHIFT (5, (POS)))
-#define BIT8(POS) (1 << _LSB_SHIFT (8, (POS)))
#define BIT10(POS) (1 << _LSB_SHIFT (10, (POS)))
-#define BIT16(POS) _BITn (16, (POS))
-#define BIT32(POS) _BITn (32, (POS))
-#define BIT64(POS) _BITn (64, (POS))
-#if (WITH_TARGET_WORD_BITSIZE == 64)
-#define BIT(POS) BIT64(POS)
-#endif
-#if (WITH_TARGET_WORD_BITSIZE == 32)
#if (WITH_TARGET_WORD_MSB == 0)
-#define BIT(POS) ((POS) < 32 \
- ? 0 \
- : (1 << ((POS) < 32 ? 0 : _LSB_SHIFT(64, (POS)))))
+#define BIT8 MSBIT8
+#define BIT16 MSBIT16
+#define BIT32 MSBIT32
+#define BIT64 MSBIT64
+#define BIT MSBIT
#else
-#define BIT(POS) ((POS) >= 32 \
- ? 0 \
- : (1 << ((POS) >= 32 ? 0 : (POS))))
-#endif
-#endif
-#if !defined (BIT)
-#error "BIT never defined"
+#define BIT8 LSBIT8
+#define BIT16 LSBIT16
+#define BIT32 LSBIT32
+#define BIT64 LSBIT64
+#define BIT LSBIT
#endif
+
/* multi bit mask */
/* 111111 -> mmll11 -> mm11ll */
_LSB_POS (WIDTH, FIRST), \
_LSB_POS (WIDTH, LAST))
+#define LSMASK8(FIRST, LAST) _LSMASKn ( 8, (FIRST), (LAST))
#define LSMASK16(FIRST, LAST) _LSMASKn (16, (FIRST), (LAST))
#define LSMASK32(FIRST, LAST) _LSMASKn (32, (FIRST), (LAST))
#define LSMASK64(FIRST, LAST) _LSMASKn (64, (FIRST), (LAST))
_MSB_POS (WIDTH, FIRST), \
_MSB_POS (WIDTH, LAST))
+#define MSMASK8(FIRST, LAST) _MSMASKn ( 8, (FIRST), (LAST))
#define MSMASK16(FIRST, LAST) _MSMASKn (16, (FIRST), (LAST))
#define MSMASK32(FIRST, LAST) _MSMASKn (32, (FIRST), (LAST))
#define MSMASK64(FIRST, LAST) _MSMASKn (64, (FIRST), (LAST))
#if (WITH_TARGET_WORD_MSB == 0)
+#define MASK8 MSMASK8
#define MASK16 MSMASK16
#define MASK32 MSMASK32
#define MASK64 MSMASK64
#else
+#define MASK8 LSMASK8
#define MASK16 LSMASK16
#define MASK32 LSMASK32
#define MASK64 LSMASK64
/* mask the required bits, leaving them in place */
+INLINE_SIM_BITS(unsigned8) LSMASKED8 (unsigned8 word, int first, int last);
INLINE_SIM_BITS(unsigned16) LSMASKED16 (unsigned16 word, int first, int last);
INLINE_SIM_BITS(unsigned32) LSMASKED32 (unsigned32 word, int first, int last);
INLINE_SIM_BITS(unsigned64) LSMASKED64 (unsigned64 word, int first, int last);
INLINE_SIM_BITS(unsigned_word) LSMASKED (unsigned_word word, int first, int last);
+INLINE_SIM_BITS(unsigned8) MSMASKED8 (unsigned8 word, int first, int last);
INLINE_SIM_BITS(unsigned16) MSMASKED16 (unsigned16 word, int first, int last);
INLINE_SIM_BITS(unsigned32) MSMASKED32 (unsigned32 word, int first, int last);
INLINE_SIM_BITS(unsigned64) MSMASKED64 (unsigned64 word, int first, int last);
INLINE_SIM_BITS(unsigned_word) MSMASKED (unsigned_word word, int first, int last);
#if (WITH_TARGET_WORD_MSB == 0)
+#define MASKED8 MSMASKED8
#define MASKED16 MSMASKED16
#define MASKED32 MSMASKED32
#define MASKED64 MSMASKED64
-#define MASKED MSMASKED
+#define MASKED MSMASKED
#else
+#define MASKED8 LSMASKED8
#define MASKED16 LSMASKED16
#define MASKED32 LSMASKED32
#define MASKED64 LSMASKED64
/* extract the required bits aligning them with the lsb */
+INLINE_SIM_BITS(unsigned8) LSEXTRACTED8 (unsigned8 val, int start, int stop);
INLINE_SIM_BITS(unsigned16) LSEXTRACTED16 (unsigned16 val, int start, int stop);
INLINE_SIM_BITS(unsigned32) LSEXTRACTED32 (unsigned32 val, int start, int stop);
INLINE_SIM_BITS(unsigned64) LSEXTRACTED64 (unsigned64 val, int start, int stop);
INLINE_SIM_BITS(unsigned_word) LSEXTRACTED (unsigned_word val, int start, int stop);
+INLINE_SIM_BITS(unsigned8) MSEXTRACTED8 (unsigned8 val, int start, int stop);
INLINE_SIM_BITS(unsigned16) MSEXTRACTED16 (unsigned16 val, int start, int stop);
INLINE_SIM_BITS(unsigned32) MSEXTRACTED32 (unsigned32 val, int start, int stop);
INLINE_SIM_BITS(unsigned64) MSEXTRACTED64 (unsigned64 val, int start, int stop);
INLINE_SIM_BITS(unsigned_word) MSEXTRACTED (unsigned_word val, int start, int stop);
#if (WITH_TARGET_WORD_MSB == 0)
+#define EXTRACTED8 MSEXTRACTED8
#define EXTRACTED16 MSEXTRACTED16
#define EXTRACTED32 MSEXTRACTED32
#define EXTRACTED64 MSEXTRACTED64
#define EXTRACTED MSEXTRACTED
#else
+#define EXTRACTED8 LSEXTRACTED8
#define EXTRACTED16 LSEXTRACTED16
#define EXTRACTED32 LSEXTRACTED32
#define EXTRACTED64 LSEXTRACTED64
#define SHUFFLED(WORD, OLD, NEW) _SHUFFLEDn (_word, WORD, OLD, NEW)
-/* move a group of bits around */
+/* Insert a group of bits into a bit position */
+INLINE_SIM_BITS(unsigned8) LSINSERTED8 (unsigned8 val, int start, int stop);
INLINE_SIM_BITS(unsigned16) LSINSERTED16 (unsigned16 val, int start, int stop);
INLINE_SIM_BITS(unsigned32) LSINSERTED32 (unsigned32 val, int start, int stop);
INLINE_SIM_BITS(unsigned64) LSINSERTED64 (unsigned64 val, int start, int stop);
INLINE_SIM_BITS(unsigned_word) LSINSERTED (unsigned_word val, int start, int stop);
+INLINE_SIM_BITS(unsigned8) MSINSERTED8 (unsigned8 val, int start, int stop);
INLINE_SIM_BITS(unsigned16) MSINSERTED16 (unsigned16 val, int start, int stop);
INLINE_SIM_BITS(unsigned32) MSINSERTED32 (unsigned32 val, int start, int stop);
INLINE_SIM_BITS(unsigned64) MSINSERTED64 (unsigned64 val, int start, int stop);
INLINE_SIM_BITS(unsigned_word) MSINSERTED (unsigned_word val, int start, int stop);
#if (WITH_TARGET_WORD_MSB == 0)
+#define INSERTED8 MSINSERTED8
#define INSERTED16 MSINSERTED16
#define INSERTED32 MSINSERTED32
#define INSERTED64 MSINSERTED64
#define INSERTED MSINSERTED
#else
+#define INSERTED8 LSINSERTED8
#define INSERTED16 LSINSERTED16
#define INSERTED32 LSINSERTED32
#define INSERTED64 LSINSERTED64
+/* MOVE bits from one loc to another (combination of extract/insert) */
+
+#define MOVED8(VAL,OH,OL,NH,NL) INSERTED8 (EXTRACTED8 ((VAL), OH, OL), NH, NL)
+#define MOVED16(VAL,OH,OL,NH,NL) INSERTED16(EXTRACTED16((VAL), OH, OL), NH, NL)
+#define MOVED32(VAL,OH,OL,NH,NL) INSERTED32(EXTRACTED32((VAL), OH, OL), NH, NL)
+#define MOVED64(VAL,OH,OL,NH,NL) INSERTED64(EXTRACTED64((VAL), OH, OL), NH, NL)
+#define MOVED(VAL,OH,OL,NH,NL) INSERTED (EXTRACTED ((VAL), OH, OL), NH, NL)
+
+
+
/* Sign extend the quantity to the targets natural word size */
-#define EXTEND8(X) ((signed_word)(signed8)(X))
+#define EXTEND8(X) ((signed_word)(signed8)(X))
#define EXTEND16(X) ((signed_word)(signed16)(X))
#define EXTEND32(X) ((signed_word)(signed32)(X))
#define EXTEND64(X) ((signed_word)(signed64)(X))
intentionally omited. */
+INLINE_SIM_BITS(unsigned8) ROT8 (unsigned8 val, int shift);
INLINE_SIM_BITS(unsigned16) ROT16 (unsigned16 val, int shift);
INLINE_SIM_BITS(unsigned32) ROT32 (unsigned32 val, int shift);
INLINE_SIM_BITS(unsigned64) ROT64 (unsigned64 val, int shift);
+INLINE_SIM_BITS(unsigned8) ROTL8 (unsigned8 val, int shift);
INLINE_SIM_BITS(unsigned16) ROTL16 (unsigned16 val, int shift);
INLINE_SIM_BITS(unsigned32) ROTL32 (unsigned32 val, int shift);
INLINE_SIM_BITS(unsigned64) ROTL64 (unsigned64 val, int shift);
+INLINE_SIM_BITS(unsigned8) ROTR8 (unsigned8 val, int shift);
INLINE_SIM_BITS(unsigned16) ROTR16 (unsigned16 val, int shift);
INLINE_SIM_BITS(unsigned32) ROTR32 (unsigned32 val, int shift);
INLINE_SIM_BITS(unsigned64) ROTR64 (unsigned64 val, int shift);
/* Sign extension operations */
+INLINE_SIM_BITS(unsigned8) LSSEXT8 (signed8 val, int sign_bit);
INLINE_SIM_BITS(unsigned16) LSSEXT16 (signed16 val, int sign_bit);
INLINE_SIM_BITS(unsigned32) LSSEXT32 (signed32 val, int sign_bit);
INLINE_SIM_BITS(unsigned64) LSSEXT64 (signed64 val, int sign_bit);
INLINE_SIM_BITS(unsigned_word) LSSEXT (signed_word val, int sign_bit);
+INLINE_SIM_BITS(unsigned8) MSSEXT8 (signed8 val, int sign_bit);
INLINE_SIM_BITS(unsigned16) MSSEXT16 (signed16 val, int sign_bit);
INLINE_SIM_BITS(unsigned32) MSSEXT32 (signed32 val, int sign_bit);
INLINE_SIM_BITS(unsigned64) MSSEXT64 (signed64 val, int sign_bit);
INLINE_SIM_BITS(unsigned_word) MSSEXT (signed_word val, int sign_bit);
#if (WITH_TARGET_WORD_MSB == 0)
+#define SEXT8 MSSEXT8
#define SEXT16 MSSEXT16
#define SEXT32 MSSEXT32
#define SEXT64 MSSEXT64
#define SEXT MSSEXT
#else
+#define SEXT8 LSSEXT8
#define SEXT16 LSSEXT16
#define SEXT32 LSSEXT32
#define SEXT64 LSSEXT64