static_inst.hh revision 6345
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IN NO EVENT SHALL THE COPYRIGHT 474679Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 484679Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 494679Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 504679Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 514679Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 524679Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 534679Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 544679Sgblack@eecs.umich.edu * 554679Sgblack@eecs.umich.edu * Authors: Gabe Black 564679Sgblack@eecs.umich.edu */ 574679Sgblack@eecs.umich.edu 584679Sgblack@eecs.umich.edu#ifndef __ARCH_X86_INSTS_STATICINST_HH__ 594679Sgblack@eecs.umich.edu#define __ARCH_X86_INSTS_STATICINST_HH__ 604679Sgblack@eecs.umich.edu 614787Sgblack@eecs.umich.edu#include "base/trace.hh" 624679Sgblack@eecs.umich.edu#include "cpu/static_inst.hh" 634679Sgblack@eecs.umich.edu 644679Sgblack@eecs.umich.edunamespace X86ISA 654679Sgblack@eecs.umich.edu{ 664679Sgblack@eecs.umich.edu /** 676345Sgblack@eecs.umich.edu * Class for register indices passed to instruction constructors. Using a 686345Sgblack@eecs.umich.edu * wrapper struct for these lets take advantage of the compiler's type 696345Sgblack@eecs.umich.edu * checking. 706345Sgblack@eecs.umich.edu */ 716345Sgblack@eecs.umich.edu struct InstRegIndex 726345Sgblack@eecs.umich.edu { 736345Sgblack@eecs.umich.edu RegIndex idx; 746345Sgblack@eecs.umich.edu explicit InstRegIndex(RegIndex _idx) : idx(_idx) 756345Sgblack@eecs.umich.edu {} 766345Sgblack@eecs.umich.edu }; 776345Sgblack@eecs.umich.edu 786345Sgblack@eecs.umich.edu /** 794679Sgblack@eecs.umich.edu * Base class for all X86 static instructions. 804679Sgblack@eecs.umich.edu */ 814679Sgblack@eecs.umich.edu 824679Sgblack@eecs.umich.edu class X86StaticInst : public StaticInst 834679Sgblack@eecs.umich.edu { 844679Sgblack@eecs.umich.edu protected: 854679Sgblack@eecs.umich.edu // Constructor. 864679Sgblack@eecs.umich.edu X86StaticInst(const char *mnem, 874679Sgblack@eecs.umich.edu ExtMachInst _machInst, OpClass __opClass) 884679Sgblack@eecs.umich.edu : StaticInst(mnem, _machInst, __opClass) 894679Sgblack@eecs.umich.edu { 904679Sgblack@eecs.umich.edu } 914679Sgblack@eecs.umich.edu 924679Sgblack@eecs.umich.edu std::string generateDisassembly(Addr pc, 934679Sgblack@eecs.umich.edu const SymbolTable *symtab) const; 944679Sgblack@eecs.umich.edu 954679Sgblack@eecs.umich.edu void printMnemonic(std::ostream &os, const char * mnemonic) const; 964679Sgblack@eecs.umich.edu void printMnemonic(std::ostream &os, const char * instMnemonic, 974679Sgblack@eecs.umich.edu const char * mnemonic) const; 984679Sgblack@eecs.umich.edu 994679Sgblack@eecs.umich.edu void printSegment(std::ostream &os, int segment) const; 1004679Sgblack@eecs.umich.edu 1014693Sgblack@eecs.umich.edu void printReg(std::ostream &os, int reg, int size) const; 1024693Sgblack@eecs.umich.edu void printSrcReg(std::ostream &os, int reg, int size) const; 1034693Sgblack@eecs.umich.edu void printDestReg(std::ostream &os, int reg, int size) const; 1045787Sgblack@eecs.umich.edu void printMem(std::ostream &os, uint8_t segment, 1055787Sgblack@eecs.umich.edu uint8_t scale, RegIndex index, RegIndex base, 1065787Sgblack@eecs.umich.edu uint64_t disp, uint8_t addressSize, bool rip) const; 1074679Sgblack@eecs.umich.edu 1084679Sgblack@eecs.umich.edu inline uint64_t merge(uint64_t into, uint64_t val, int size) const 1094679Sgblack@eecs.umich.edu { 1104808Sgblack@eecs.umich.edu X86IntReg reg = into; 1114808Sgblack@eecs.umich.edu if(_destRegIdx[0] & (1 << 6)) 1124808Sgblack@eecs.umich.edu { 1134808Sgblack@eecs.umich.edu reg.H = val; 1144808Sgblack@eecs.umich.edu return reg; 1154808Sgblack@eecs.umich.edu } 1164679Sgblack@eecs.umich.edu switch(size) 1174679Sgblack@eecs.umich.edu { 1184679Sgblack@eecs.umich.edu case 1: 1194679Sgblack@eecs.umich.edu reg.L = val; 1204679Sgblack@eecs.umich.edu break; 1214679Sgblack@eecs.umich.edu case 2: 1224679Sgblack@eecs.umich.edu reg.X = val; 1234679Sgblack@eecs.umich.edu break; 1244679Sgblack@eecs.umich.edu case 4: 1254679Sgblack@eecs.umich.edu //XXX Check if this should be zeroed or sign extended 1264679Sgblack@eecs.umich.edu reg = 0; 1274679Sgblack@eecs.umich.edu reg.E = val; 1284679Sgblack@eecs.umich.edu break; 1294679Sgblack@eecs.umich.edu case 8: 1304679Sgblack@eecs.umich.edu reg.R = val; 1314679Sgblack@eecs.umich.edu break; 1324679Sgblack@eecs.umich.edu default: 1334679Sgblack@eecs.umich.edu panic("Tried to merge with unrecognized size %d.\n", size); 1344679Sgblack@eecs.umich.edu } 1354787Sgblack@eecs.umich.edu return reg; 1364679Sgblack@eecs.umich.edu } 1374679Sgblack@eecs.umich.edu 1384808Sgblack@eecs.umich.edu inline uint64_t pick(uint64_t from, int idx, int size) const 1394679Sgblack@eecs.umich.edu { 1404808Sgblack@eecs.umich.edu X86IntReg reg = from; 1414808Sgblack@eecs.umich.edu DPRINTF(X86, "Picking with size %d\n", size); 1424808Sgblack@eecs.umich.edu if(_srcRegIdx[idx] & (1 << 6)) 1434808Sgblack@eecs.umich.edu return reg.H; 1444679Sgblack@eecs.umich.edu switch(size) 1454679Sgblack@eecs.umich.edu { 1464679Sgblack@eecs.umich.edu case 1: 1474679Sgblack@eecs.umich.edu return reg.L; 1484679Sgblack@eecs.umich.edu case 2: 1494808Sgblack@eecs.umich.edu return reg.X; 1504808Sgblack@eecs.umich.edu case 4: 1514679Sgblack@eecs.umich.edu return reg.E; 1524679Sgblack@eecs.umich.edu case 8: 1534679Sgblack@eecs.umich.edu return reg.R; 1544679Sgblack@eecs.umich.edu default: 1554679Sgblack@eecs.umich.edu panic("Tried to pick with unrecognized size %d.\n", size); 1564679Sgblack@eecs.umich.edu } 1574679Sgblack@eecs.umich.edu } 1585061Sgblack@eecs.umich.edu 1595061Sgblack@eecs.umich.edu inline int64_t signedPick(uint64_t from, int idx, int size) const 1605061Sgblack@eecs.umich.edu { 1615061Sgblack@eecs.umich.edu X86IntReg reg = from; 1625061Sgblack@eecs.umich.edu DPRINTF(X86, "Picking with size %d\n", size); 1635061Sgblack@eecs.umich.edu if(_srcRegIdx[idx] & (1 << 6)) 1645061Sgblack@eecs.umich.edu return reg.SH; 1655061Sgblack@eecs.umich.edu switch(size) 1665061Sgblack@eecs.umich.edu { 1675061Sgblack@eecs.umich.edu case 1: 1685061Sgblack@eecs.umich.edu return reg.SL; 1695061Sgblack@eecs.umich.edu case 2: 1705061Sgblack@eecs.umich.edu return reg.SX; 1715061Sgblack@eecs.umich.edu case 4: 1725061Sgblack@eecs.umich.edu return reg.SE; 1735061Sgblack@eecs.umich.edu case 8: 1745061Sgblack@eecs.umich.edu return reg.SR; 1755061Sgblack@eecs.umich.edu default: 1765061Sgblack@eecs.umich.edu panic("Tried to pick with unrecognized size %d.\n", size); 1775061Sgblack@eecs.umich.edu } 1785061Sgblack@eecs.umich.edu } 1794679Sgblack@eecs.umich.edu }; 1804679Sgblack@eecs.umich.edu} 1814679Sgblack@eecs.umich.edu 1824679Sgblack@eecs.umich.edu#endif //__ARCH_X86_INSTS_STATICINST_HH__ 183