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Diffstat (limited to 'sim/common/sim-bits.h')
| -rw-r--r-- | sim/common/sim-bits.h | 608 |
1 files changed, 0 insertions, 608 deletions
diff --git a/sim/common/sim-bits.h b/sim/common/sim-bits.h deleted file mode 100644 index caebf0a902b..00000000000 --- a/sim/common/sim-bits.h +++ /dev/null @@ -1,608 +0,0 @@ -/* This file is part of the program psim. - - Copyright (C) 1994-1996, Andrew Cagney <cagney@highland.com.au> - Copyright (C) 1997, Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - */ - - -#ifndef _SIM_BITS_H_ -#define _SIM_BITS_H_ - - -/* Bit manipulation routines: - - Bit numbering: The bits are numbered according to the target ISA's - convention. That being controlled by WITH_TARGET_WORD_MSB. For - the PowerPC (WITH_TARGET_WORD_MSB == 0) the numbering is 0..31 - while for the MIPS (WITH_TARGET_WORD_MSB == 31) it is 31..0. - - Size convention: Each macro is in three forms - <MACRO>32 which - operates in 32bit quantity (bits are numbered 0..31); <MACRO>64 - which operates using 64bit quantites (and bits are numbered 0..63); - and <MACRO> which operates using the bit size of the target - architecture (bits are still numbered 0..63), with 32bit - architectures ignoring the first 32bits leaving bit 32 as the most - significant. - - NB: Use EXTRACTED, MSEXTRACTED and LSEXTRACTED as a guideline for - naming. LSMASK and LSMASKED are wrong. - - BIT*(POS): `*' bit constant with just 1 bit set. - - LSBIT*(OFFSET): `*' bit constant with just 1 bit set - LS bit is - zero. - - MSBIT*(OFFSET): `*' bit constant with just 1 bit set - MS bit is - zero. - - MASK*(FIRST, LAST): `*' bit constant with bits [FIRST .. LAST] - set. The <MACRO> (no size) version permits FIRST >= LAST and - generates a wrapped bit mask vis ([0..LAST] | [FIRST..LSB]). - - LSMASK*(FIRST, LAST): Like MASK - LS bit is zero. - - MSMASK*(FIRST, LAST): Like MASK - LS bit is zero. - - MASKED*(VALUE, FIRST, LAST): Masks out all but bits [FIRST - .. LAST]. - - LSMASKED*(VALUE, FIRST, LAST): Like MASKED - LS bit is zero. - - MSMASKED*(VALUE, FIRST, LAST): Like MASKED - MS bit is zero. - - EXTRACTED*(VALUE, FIRST, LAST): Masks out bits [FIRST .. LAST] but - also right shifts the masked value so that bit LAST becomes the - least significant (right most). - - LSEXTRACTED*(VALUE, FIRST, LAST): Same as extracted - LS bit is - zero. - - MSEXTRACTED*(VALUE, FIRST, LAST): Same as extracted - MS bit is - zero. - - SHUFFLED**(VALUE, OLD, NEW): Mask then move a single bit from OLD - new NEW. - - MOVED**(VALUE, OLD_FIRST, OLD_LAST, NEW_FIRST, NEW_LAST): Moves - things around so that bits OLD_FIRST..OLD_LAST are masked then - moved to NEW_FIRST..NEW_LAST. - - INSERTED*(VALUE, FIRST, LAST): Takes VALUE and `inserts' the (LAST - - FIRST + 1) least significant bits into bit positions [ FIRST - .. LAST ]. This is almost the complement to EXTRACTED. - - IEA_MASKED(SHOULD_MASK, ADDR): Convert the address to the targets - natural size. If in 32bit mode, discard the high 32bits. - - EXTEND*(VALUE): Convert the `*' bit value to the targets natural - word size. Sign extend the value if needed. - - ALIGN_*(VALUE): Round the value upwards so that it is aligned to a - `_*' byte boundary. - - FLOOR_*(VALUE): Truncate the value so that it is aligned to a `_*' - byte boundary. - - ROT*(VALUE, NR_BITS): Return the `*' bit VALUE rotated by NR_BITS - right (positive) or left (negative). - - ROTL*(VALUE, NR_BITS): Return the `*' bit value rotated by NR_BITS - left. 0 <= NR_BITS <= `*'. - - ROTR*(VALUE, NR_BITS): Return the `*' bit value rotated by NR_BITS - right. 0 <= NR_BITS <= N. - - SEXT*(VALUE, SIGN_BIT): Treat SIGN_BIT as VALUEs sign, extend it ti - `*' bits. - - Note: Only the BIT* and MASK* macros return a constant that can be - used in variable declarations. - - */ - - -/* compute the number of bits between START and STOP */ - -#if (WITH_TARGET_WORD_MSB == 0) -#define _MAKE_WIDTH(START, STOP) (STOP - START + 1) -#else -#define _MAKE_WIDTH(START, STOP) (START - STOP + 1) -#endif - - - -/* compute the number shifts required to move a bit between LSB (MSB) - and POS */ - -#if (WITH_TARGET_WORD_MSB == 0) -#define _LSB_SHIFT(WIDTH, POS) (WIDTH - 1 - POS) -#else -#define _LSB_SHIFT(WIDTH, POS) (POS) -#endif - -#if (WITH_TARGET_WORD_MSB == 0) -#define _MSB_SHIFT(WIDTH, POS) (POS) -#else -#define _MSB_SHIFT(WIDTH, POS) (WIDTH - 1 - POS) -#endif - - -/* compute the absolute bit position given the OFFSET from the MSB(LSB) - NB: _MAKE_xxx_POS (WIDTH, _MAKE_xxx_SHIFT (WIDTH, POS)) == POS */ - -#if (WITH_TARGET_WORD_MSB == 0) -#define _MSB_POS(WIDTH, SHIFT) (SHIFT) -#else -#define _MSB_POS(WIDTH, SHIFT) (WIDTH - 1 - SHIFT) -#endif - -#if (WITH_TARGET_WORD_MSB == 0) -#define _LSB_POS(WIDTH, SHIFT) (WIDTH - 1 - SHIFT) -#else -#define _LSB_POS(WIDTH, SHIFT) (SHIFT) -#endif - - -/* convert a 64 bit position into a corresponding 32bit position. MSB - pos handles the posibility that the bit lies beyond the 32bit - boundary */ - -#if (WITH_TARGET_WORD_MSB == 0) -#define _MSB_32(START, STOP) (START <= STOP \ - ? (START < 32 ? 0 : START - 32) \ - : (STOP < 32 ? 0 : STOP - 32)) -#define _MSB_16(START, STOP) (START <= STOP \ - ? (START < 48 ? 0 : START - 48) \ - : (STOP < 48 ? 0 : STOP - 48)) -#else -#define _MSB_32(START, STOP) (START >= STOP \ - ? (START >= 32 ? 31 : START) \ - : (STOP >= 32 ? 31 : STOP)) -#define _MSB_16(START, STOP) (START >= STOP \ - ? (START >= 16 ? 15 : START) \ - : (STOP >= 16 ? 15 : STOP)) -#endif - -#if (WITH_TARGET_WORD_MSB == 0) -#define _LSB_32(START, STOP) (START <= STOP \ - ? (STOP < 32 ? 0 : STOP - 32) \ - : (START < 32 ? 0 : START - 32)) -#define _LSB_16(START, STOP) (START <= STOP \ - ? (STOP < 48 ? 0 : STOP - 48) \ - : (START < 48 ? 0 : START - 48)) -#else -#define _LSB_32(START, STOP) (START >= STOP \ - ? (STOP >= 32 ? 31 : STOP) \ - : (START >= 32 ? 31 : START)) -#define _LSB_16(START, STOP) (START >= STOP \ - ? (STOP >= 16 ? 15 : STOP) \ - : (START >= 16 ? 15 : START)) -#endif - -#if (WITH_TARGET_WORD_MSB == 0) -#define _MSB(START, STOP) (START <= STOP ? START : STOP) -#else -#define _MSB(START, STOP) (START >= STOP ? START : STOP) -#endif - -#if (WITH_TARGET_WORD_MSB == 0) -#define _LSB(START, STOP) (START <= STOP ? STOP : START) -#else -#define _LSB(START, STOP) (START >= STOP ? STOP : START) -#endif - - -/* LS/MS Bit operations */ - -#define LSBIT8(POS) ((unsigned8) 1 << (POS)) -#define LSBIT16(POS) ((unsigned16)1 << (POS)) -#define LSBIT32(POS) ((unsigned32)1 << (POS)) -#define LSBIT64(POS) ((unsigned64)1 << (POS)) - -#if (WITH_TARGET_WORD_BITSIZE == 64) -#define LSBIT(POS) LSBIT64 (POS) -#endif -#if (WITH_TARGET_WORD_BITSIZE == 32) -#define LSBIT(POS) ((unsigned32)((POS) >= 32 \ - ? 0 \ - : (1 << ((POS) >= 32 ? 0 : (POS))))) -#endif -#if (WITH_TARGET_WORD_BITSIZE == 16) -#define LSBIT(POS) ((unsigned16)((POS) >= 16 \ - ? 0 \ - : (1 << ((POS) >= 16 ? 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))) - -#if (WITH_TARGET_WORD_BITSIZE == 64) -#define MSBIT(POS) MSBIT64 (POS) -#endif -#if (WITH_TARGET_WORD_BITSIZE == 32) -#define MSBIT(POS) ((unsigned32)((POS) < 32 \ - ? 0 \ - : (1 << ((POS) < 32 ? 0 : (64 - 1) - (POS))))) -#endif -#if (WITH_TARGET_WORD_BITSIZE == 16) -#define MSBIT(POS) ((unsigned16)((POS) < 48 \ - ? 0 \ - : (1 << ((POS) < 48 ? 0 : (64 - 1) - (POS))))) -#endif - - -/* Bit operations */ - -#define BIT4(POS) (1 << _LSB_SHIFT (4, (POS))) -#define BIT5(POS) (1 << _LSB_SHIFT (5, (POS))) -#define BIT10(POS) (1 << _LSB_SHIFT (10, (POS))) - -#if (WITH_TARGET_WORD_MSB == 0) -#define BIT8 MSBIT8 -#define BIT16 MSBIT16 -#define BIT32 MSBIT32 -#define BIT64 MSBIT64 -#define BIT MSBIT -#else -#define BIT8 LSBIT8 -#define BIT16 LSBIT16 -#define BIT32 LSBIT32 -#define BIT64 LSBIT64 -#define BIT LSBIT -#endif - - - -/* multi bit mask */ - -/* 111111 -> mmll11 -> mm11ll */ -#define _MASKn(WIDTH, START, STOP) (((unsigned##WIDTH)(-1) \ - >> (_MSB_SHIFT (WIDTH, START) \ - + _LSB_SHIFT (WIDTH, STOP))) \ - << _LSB_SHIFT (WIDTH, STOP)) - -#if (WITH_TARGET_WORD_MSB == 0) -#define _POS_LE(START, STOP) (START <= STOP) -#else -#define _POS_LE(START, STOP) (STOP <= START) -#endif - -#if (WITH_TARGET_WORD_BITSIZE == 64) -#define MASK(START, STOP) \ - (_POS_LE ((START), (STOP)) \ - ? _MASKn(64, \ - _MSB ((START), (STOP)), \ - _LSB ((START), (STOP)) ) \ - : (_MASKn(64, _MSB_POS (64, 0), (STOP)) \ - | _MASKn(64, (START), _LSB_POS (64, 0)))) -#endif -#if (WITH_TARGET_WORD_BITSIZE == 32) -#define MASK(START, STOP) \ - (_POS_LE ((START), (STOP)) \ - ? (_POS_LE ((STOP), _MSB_POS (64, 31)) \ - ? 0 \ - : _MASKn (32, \ - _MSB_32 ((START), (STOP)), \ - _LSB_32 ((START), (STOP)))) \ - : (_MASKn (32, \ - _LSB_32 ((START), (STOP)), \ - _LSB_POS (32, 0)) \ - | (_POS_LE ((STOP), _MSB_POS (64, 31)) \ - ? 0 \ - : _MASKn (32, \ - _MSB_POS (32, 0), \ - _MSB_32 ((START), (STOP)))))) -#endif -#if (WITH_TARGET_WORD_BITSIZE == 16) -#define MASK(START, STOP) \ - (_POS_LE ((START), (STOP)) \ - ? (_POS_LE ((STOP), _MSB_POS (64, 15)) \ - ? 0 \ - : _MASKn (16, \ - _MSB_16 ((START), (STOP)), \ - _LSB_16 ((START), (STOP)))) \ - : (_MASKn (16, \ - _LSB_16 ((START), (STOP)), \ - _LSB_POS (16, 0)) \ - | (_POS_LE ((STOP), _MSB_POS (64, 15)) \ - ? 0 \ - : _MASKn (16, \ - _MSB_POS (16, 0), \ - _MSB_16 ((START), (STOP)))))) -#endif -#if !defined (MASK) -#error "MASK never undefined" -#endif - - -/* Multi-bit mask on least significant bits */ - -#define _LSMASKn(WIDTH, FIRST, LAST) _MASKn (WIDTH, \ - _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)) - -#define LSMASK(FIRST, LAST) (MASK (_LSB_POS (64, FIRST), _LSB_POS (64, LAST))) - - -/* Multi-bit mask on most significant bits */ - -#define _MSMASKn(WIDTH, FIRST, LAST) _MASKn (WIDTH, \ - _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)) - -#define MSMASK(FIRST, LAST) (MASK (_MSB_POS (64, FIRST), _MSB_POS (64, 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 -#endif - - - -/* 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 -#else -#define MASKED8 LSMASKED8 -#define MASKED16 LSMASKED16 -#define MASKED32 LSMASKED32 -#define MASKED64 LSMASKED64 -#define MASKED LSMASKED -#endif - - - -/* 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 EXTRACTED LSEXTRACTED -#endif - - - -/* move a single bit around */ -/* NB: the wierdness (N>O?N-O:0) is to stop a warning from GCC */ -#define _SHUFFLEDn(N, WORD, OLD, NEW) \ -((OLD) < (NEW) \ - ? (((unsigned##N)(WORD) \ - >> (((NEW) > (OLD)) ? ((NEW) - (OLD)) : 0)) \ - & MASK32((NEW), (NEW))) \ - : (((unsigned##N)(WORD) \ - << (((OLD) > (NEW)) ? ((OLD) - (NEW)) : 0)) \ - & MASK32((NEW), (NEW)))) - -#define SHUFFLED32(WORD, OLD, NEW) _SHUFFLEDn (32, WORD, OLD, NEW) -#define SHUFFLED64(WORD, OLD, NEW) _SHUFFLEDn (64, WORD, OLD, NEW) - -#define SHUFFLED(WORD, OLD, NEW) _SHUFFLEDn (_word, WORD, OLD, NEW) - - -/* 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 -#define INSERTED LSINSERTED -#endif - - - -/* 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 EXTEND4(X) (LSSEXT ((X), 3)) -#define EXTEND5(X) (LSSEXT ((X), 4)) -#define EXTEND8(X) ((signed_word)(signed8)(X)) -#define EXTEND11(X) (LSSEXT ((X), 10)) -#define EXTEND15(X) (LSSEXT ((X), 14)) -#define EXTEND16(X) ((signed_word)(signed16)(X)) -#define EXTEND24(X) (LSSEXT ((X), 23)) -#define EXTEND32(X) ((signed_word)(signed32)(X)) -#define EXTEND64(X) ((signed_word)(signed64)(X)) - -/* depending on MODE return a 64bit or 32bit (sign extended) value */ -#if (WITH_TARGET_WORD_BITSIZE == 64) -#define EXTENDED(X) ((signed64)(signed32)(X)) -#endif -#if (WITH_TARGET_WORD_BITSIZE == 32) -#define EXTENDED(X) (X) -#endif -#if (WITH_TARGET_WORD_BITSIZE == 16) -#define EXTENDED(X) (X) -#endif - - -/* memory alignment macro's */ -#define _ALIGNa(A,X) (((X) + ((A) - 1)) & ~((A) - 1)) -#define _FLOORa(A,X) ((X) & ~((A) - 1)) - -#define ALIGN_8(X) _ALIGNa (8, X) -#define ALIGN_16(X) _ALIGNa (16, X) - -#define ALIGN_PAGE(X) _ALIGNa (0x1000, X) -#define FLOOR_PAGE(X) ((X) & ~(0x1000 - 1)) - - -/* bit bliting macro's */ -#define BLIT32(V, POS, BIT) \ -do { \ - if (BIT) \ - V |= BIT32 (POS); \ - else \ - V &= ~BIT32 (POS); \ -} while (0) -#define MBLIT32(V, LO, HI, VAL) \ -do { \ - (V) = (((V) & ~MASK32 ((LO), (HI))) \ - | INSERTED32 (VAL, LO, HI)); \ -} while (0) - - - -/* some rotate functions. The generic macro's ROT, ROTL, ROTR are - 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 -#define SEXT LSSEXT -#endif - - - -#if H_REVEALS_MODULE_P (SIM_BITS_INLINE) -#include "sim-bits.c" -#endif - -#endif /* _SIM_BITS_H_ */ |