mediaop.isa revision 6601
16516Sgblack@eecs.umich.edu/// Copyright (c) 2009 The Regents of The University of Michigan 26516Sgblack@eecs.umich.edu// All rights reserved. 36516Sgblack@eecs.umich.edu// 46516Sgblack@eecs.umich.edu// Redistribution and use in source and binary forms, with or without 56516Sgblack@eecs.umich.edu// modification, are permitted provided that the following conditions are 66516Sgblack@eecs.umich.edu// met: redistributions of source code must retain the above copyright 76516Sgblack@eecs.umich.edu// notice, this list of conditions and the following disclaimer; 86516Sgblack@eecs.umich.edu// redistributions in binary form must reproduce the above copyright 96516Sgblack@eecs.umich.edu// notice, this list of conditions and the following disclaimer in the 106516Sgblack@eecs.umich.edu// documentation and/or other materials provided with the distribution; 116516Sgblack@eecs.umich.edu// neither the name of the copyright holders nor the names of its 126516Sgblack@eecs.umich.edu// contributors may be used to endorse or promote products derived from 136516Sgblack@eecs.umich.edu// this software without specific prior written permission. 146516Sgblack@eecs.umich.edu// 156516Sgblack@eecs.umich.edu// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 166516Sgblack@eecs.umich.edu// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 176516Sgblack@eecs.umich.edu// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 186516Sgblack@eecs.umich.edu// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 196516Sgblack@eecs.umich.edu// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 206516Sgblack@eecs.umich.edu// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 216516Sgblack@eecs.umich.edu// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 226516Sgblack@eecs.umich.edu// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 236516Sgblack@eecs.umich.edu// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 246516Sgblack@eecs.umich.edu// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 256516Sgblack@eecs.umich.edu// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 266516Sgblack@eecs.umich.edu// 276516Sgblack@eecs.umich.edu// Authors: Gabe Black 286516Sgblack@eecs.umich.edu 296516Sgblack@eecs.umich.edudef template MediaOpExecute {{ 306516Sgblack@eecs.umich.edu Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, 316516Sgblack@eecs.umich.edu Trace::InstRecord *traceData) const 326516Sgblack@eecs.umich.edu { 336516Sgblack@eecs.umich.edu Fault fault = NoFault; 346516Sgblack@eecs.umich.edu 356516Sgblack@eecs.umich.edu %(op_decl)s; 366516Sgblack@eecs.umich.edu %(op_rd)s; 376516Sgblack@eecs.umich.edu 386516Sgblack@eecs.umich.edu %(code)s; 396516Sgblack@eecs.umich.edu 406516Sgblack@eecs.umich.edu //Write the resulting state to the execution context 416516Sgblack@eecs.umich.edu if(fault == NoFault) 426516Sgblack@eecs.umich.edu { 436516Sgblack@eecs.umich.edu %(op_wb)s; 446516Sgblack@eecs.umich.edu } 456516Sgblack@eecs.umich.edu return fault; 466516Sgblack@eecs.umich.edu } 476516Sgblack@eecs.umich.edu}}; 486516Sgblack@eecs.umich.edu 496516Sgblack@eecs.umich.edudef template MediaOpRegDeclare {{ 506516Sgblack@eecs.umich.edu class %(class_name)s : public %(base_class)s 516516Sgblack@eecs.umich.edu { 526516Sgblack@eecs.umich.edu protected: 536516Sgblack@eecs.umich.edu void buildMe(); 546516Sgblack@eecs.umich.edu 556516Sgblack@eecs.umich.edu public: 566516Sgblack@eecs.umich.edu %(class_name)s(ExtMachInst _machInst, 576516Sgblack@eecs.umich.edu const char * instMnem, 586516Sgblack@eecs.umich.edu bool isMicro, bool isDelayed, bool isFirst, bool isLast, 596516Sgblack@eecs.umich.edu InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest, 606545Sgblack@eecs.umich.edu uint8_t _srcSize, uint8_t _destSize, uint16_t _ext); 616516Sgblack@eecs.umich.edu 626516Sgblack@eecs.umich.edu %(class_name)s(ExtMachInst _machInst, 636516Sgblack@eecs.umich.edu const char * instMnem, 646516Sgblack@eecs.umich.edu InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest, 656545Sgblack@eecs.umich.edu uint8_t _srcSize, uint8_t _destSize, uint16_t _ext); 666516Sgblack@eecs.umich.edu 676516Sgblack@eecs.umich.edu %(BasicExecDeclare)s 686516Sgblack@eecs.umich.edu }; 696516Sgblack@eecs.umich.edu}}; 706516Sgblack@eecs.umich.edu 716516Sgblack@eecs.umich.edudef template MediaOpImmDeclare {{ 726516Sgblack@eecs.umich.edu 736516Sgblack@eecs.umich.edu class %(class_name)s : public %(base_class)s 746516Sgblack@eecs.umich.edu { 756516Sgblack@eecs.umich.edu protected: 766516Sgblack@eecs.umich.edu void buildMe(); 776516Sgblack@eecs.umich.edu 786516Sgblack@eecs.umich.edu public: 796516Sgblack@eecs.umich.edu %(class_name)s(ExtMachInst _machInst, 806516Sgblack@eecs.umich.edu const char * instMnem, 816516Sgblack@eecs.umich.edu bool isMicro, bool isDelayed, bool isFirst, bool isLast, 826516Sgblack@eecs.umich.edu InstRegIndex _src1, uint16_t _imm8, InstRegIndex _dest, 836545Sgblack@eecs.umich.edu uint8_t _srcSize, uint8_t _destSize, uint16_t _ext); 846516Sgblack@eecs.umich.edu 856516Sgblack@eecs.umich.edu %(class_name)s(ExtMachInst _machInst, 866516Sgblack@eecs.umich.edu const char * instMnem, 876516Sgblack@eecs.umich.edu InstRegIndex _src1, uint16_t _imm8, InstRegIndex _dest, 886545Sgblack@eecs.umich.edu uint8_t _srcSize, uint8_t _destSize, uint16_t _ext); 896516Sgblack@eecs.umich.edu 906516Sgblack@eecs.umich.edu %(BasicExecDeclare)s 916516Sgblack@eecs.umich.edu }; 926516Sgblack@eecs.umich.edu}}; 936516Sgblack@eecs.umich.edu 946516Sgblack@eecs.umich.edudef template MediaOpRegConstructor {{ 956516Sgblack@eecs.umich.edu 966516Sgblack@eecs.umich.edu inline void %(class_name)s::buildMe() 976516Sgblack@eecs.umich.edu { 986516Sgblack@eecs.umich.edu %(constructor)s; 996516Sgblack@eecs.umich.edu } 1006516Sgblack@eecs.umich.edu 1016516Sgblack@eecs.umich.edu inline %(class_name)s::%(class_name)s( 1026516Sgblack@eecs.umich.edu ExtMachInst machInst, const char * instMnem, 1036516Sgblack@eecs.umich.edu InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest, 1046545Sgblack@eecs.umich.edu uint8_t _srcSize, uint8_t _destSize, uint16_t _ext) : 1056516Sgblack@eecs.umich.edu %(base_class)s(machInst, "%(mnemonic)s", instMnem, 1066516Sgblack@eecs.umich.edu false, false, false, false, 1076545Sgblack@eecs.umich.edu _src1, _src2, _dest, _srcSize, _destSize, _ext, 1086516Sgblack@eecs.umich.edu %(op_class)s) 1096516Sgblack@eecs.umich.edu { 1106516Sgblack@eecs.umich.edu buildMe(); 1116516Sgblack@eecs.umich.edu } 1126516Sgblack@eecs.umich.edu 1136516Sgblack@eecs.umich.edu inline %(class_name)s::%(class_name)s( 1146516Sgblack@eecs.umich.edu ExtMachInst machInst, const char * instMnem, 1156516Sgblack@eecs.umich.edu bool isMicro, bool isDelayed, bool isFirst, bool isLast, 1166516Sgblack@eecs.umich.edu InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest, 1176545Sgblack@eecs.umich.edu uint8_t _srcSize, uint8_t _destSize, uint16_t _ext) : 1186516Sgblack@eecs.umich.edu %(base_class)s(machInst, "%(mnemonic)s", instMnem, 1196516Sgblack@eecs.umich.edu isMicro, isDelayed, isFirst, isLast, 1206545Sgblack@eecs.umich.edu _src1, _src2, _dest, _srcSize, _destSize, _ext, 1216516Sgblack@eecs.umich.edu %(op_class)s) 1226516Sgblack@eecs.umich.edu { 1236516Sgblack@eecs.umich.edu buildMe(); 1246516Sgblack@eecs.umich.edu } 1256516Sgblack@eecs.umich.edu}}; 1266516Sgblack@eecs.umich.edu 1276516Sgblack@eecs.umich.edudef template MediaOpImmConstructor {{ 1286516Sgblack@eecs.umich.edu 1296516Sgblack@eecs.umich.edu inline void %(class_name)s::buildMe() 1306516Sgblack@eecs.umich.edu { 1316516Sgblack@eecs.umich.edu %(constructor)s; 1326516Sgblack@eecs.umich.edu } 1336516Sgblack@eecs.umich.edu 1346516Sgblack@eecs.umich.edu inline %(class_name)s::%(class_name)s( 1356516Sgblack@eecs.umich.edu ExtMachInst machInst, const char * instMnem, 1366516Sgblack@eecs.umich.edu InstRegIndex _src1, uint16_t _imm8, InstRegIndex _dest, 1376545Sgblack@eecs.umich.edu uint8_t _srcSize, uint8_t _destSize, uint16_t _ext) : 1386516Sgblack@eecs.umich.edu %(base_class)s(machInst, "%(mnemonic)s", instMnem, 1396516Sgblack@eecs.umich.edu false, false, false, false, 1406545Sgblack@eecs.umich.edu _src1, _imm8, _dest, _srcSize, _destSize, _ext, 1416516Sgblack@eecs.umich.edu %(op_class)s) 1426516Sgblack@eecs.umich.edu { 1436516Sgblack@eecs.umich.edu buildMe(); 1446516Sgblack@eecs.umich.edu } 1456516Sgblack@eecs.umich.edu 1466516Sgblack@eecs.umich.edu inline %(class_name)s::%(class_name)s( 1476516Sgblack@eecs.umich.edu ExtMachInst machInst, const char * instMnem, 1486516Sgblack@eecs.umich.edu bool isMicro, bool isDelayed, bool isFirst, bool isLast, 1496516Sgblack@eecs.umich.edu InstRegIndex _src1, uint16_t _imm8, InstRegIndex _dest, 1506545Sgblack@eecs.umich.edu uint8_t _srcSize, uint8_t _destSize, uint16_t _ext) : 1516516Sgblack@eecs.umich.edu %(base_class)s(machInst, "%(mnemonic)s", instMnem, 1526516Sgblack@eecs.umich.edu isMicro, isDelayed, isFirst, isLast, 1536545Sgblack@eecs.umich.edu _src1, _imm8, _dest, _srcSize, _destSize, _ext, 1546516Sgblack@eecs.umich.edu %(op_class)s) 1556516Sgblack@eecs.umich.edu { 1566516Sgblack@eecs.umich.edu buildMe(); 1576516Sgblack@eecs.umich.edu } 1586516Sgblack@eecs.umich.edu}}; 1596516Sgblack@eecs.umich.edu 1606516Sgblack@eecs.umich.edulet {{ 1616516Sgblack@eecs.umich.edu # Make these empty strings so that concatenating onto 1626516Sgblack@eecs.umich.edu # them will always work. 1636516Sgblack@eecs.umich.edu header_output = "" 1646516Sgblack@eecs.umich.edu decoder_output = "" 1656516Sgblack@eecs.umich.edu exec_output = "" 1666516Sgblack@eecs.umich.edu 1676516Sgblack@eecs.umich.edu immTemplates = ( 1686516Sgblack@eecs.umich.edu MediaOpImmDeclare, 1696516Sgblack@eecs.umich.edu MediaOpImmConstructor, 1706516Sgblack@eecs.umich.edu MediaOpExecute) 1716516Sgblack@eecs.umich.edu 1726516Sgblack@eecs.umich.edu regTemplates = ( 1736516Sgblack@eecs.umich.edu MediaOpRegDeclare, 1746516Sgblack@eecs.umich.edu MediaOpRegConstructor, 1756516Sgblack@eecs.umich.edu MediaOpExecute) 1766516Sgblack@eecs.umich.edu 1776516Sgblack@eecs.umich.edu class MediaOpMeta(type): 1786516Sgblack@eecs.umich.edu def buildCppClasses(self, name, Name, suffix, code): 1796516Sgblack@eecs.umich.edu 1806516Sgblack@eecs.umich.edu # Globals to stick the output in 1816516Sgblack@eecs.umich.edu global header_output 1826516Sgblack@eecs.umich.edu global decoder_output 1836516Sgblack@eecs.umich.edu global exec_output 1846516Sgblack@eecs.umich.edu 1856516Sgblack@eecs.umich.edu # If op2 is used anywhere, make register and immediate versions 1866516Sgblack@eecs.umich.edu # of this code. 1876516Sgblack@eecs.umich.edu matcher = re.compile("(?<!\\w)(?P<prefix>s?)op2(?P<typeQual>\\.\\w+)?") 1886516Sgblack@eecs.umich.edu match = matcher.search(code) 1896516Sgblack@eecs.umich.edu if match: 1906516Sgblack@eecs.umich.edu typeQual = "" 1916516Sgblack@eecs.umich.edu if match.group("typeQual"): 1926516Sgblack@eecs.umich.edu typeQual = match.group("typeQual") 1936583Sgblack@eecs.umich.edu src2_name = "%sFpSrcReg2%s" % (match.group("prefix"), typeQual) 1946516Sgblack@eecs.umich.edu self.buildCppClasses(name, Name, suffix, 1956516Sgblack@eecs.umich.edu matcher.sub(src2_name, code)) 1966516Sgblack@eecs.umich.edu self.buildCppClasses(name + "i", Name, suffix + "Imm", 1976516Sgblack@eecs.umich.edu matcher.sub("imm8", code)) 1986516Sgblack@eecs.umich.edu return 1996516Sgblack@eecs.umich.edu 2006516Sgblack@eecs.umich.edu base = "X86ISA::MediaOp" 2016516Sgblack@eecs.umich.edu 2026516Sgblack@eecs.umich.edu # If imm8 shows up in the code, use the immediate templates, if 2036516Sgblack@eecs.umich.edu # not, hopefully the register ones will be correct. 2046516Sgblack@eecs.umich.edu matcher = re.compile("(?<!\w)imm8(?!\w)") 2056516Sgblack@eecs.umich.edu if matcher.search(code): 2066516Sgblack@eecs.umich.edu base += "Imm" 2076516Sgblack@eecs.umich.edu templates = immTemplates 2086516Sgblack@eecs.umich.edu else: 2096516Sgblack@eecs.umich.edu base += "Reg" 2106516Sgblack@eecs.umich.edu templates = regTemplates 2116516Sgblack@eecs.umich.edu 2126516Sgblack@eecs.umich.edu # Get everything ready for the substitution 2136516Sgblack@eecs.umich.edu iop = InstObjParams(name, Name + suffix, base, {"code" : code}) 2146516Sgblack@eecs.umich.edu 2156516Sgblack@eecs.umich.edu # Generate the actual code (finally!) 2166516Sgblack@eecs.umich.edu header_output += templates[0].subst(iop) 2176516Sgblack@eecs.umich.edu decoder_output += templates[1].subst(iop) 2186516Sgblack@eecs.umich.edu exec_output += templates[2].subst(iop) 2196516Sgblack@eecs.umich.edu 2206516Sgblack@eecs.umich.edu 2216516Sgblack@eecs.umich.edu def __new__(mcls, Name, bases, dict): 2226516Sgblack@eecs.umich.edu abstract = False 2236516Sgblack@eecs.umich.edu name = Name.lower() 2246516Sgblack@eecs.umich.edu if "abstract" in dict: 2256516Sgblack@eecs.umich.edu abstract = dict['abstract'] 2266516Sgblack@eecs.umich.edu del dict['abstract'] 2276516Sgblack@eecs.umich.edu 2286516Sgblack@eecs.umich.edu cls = super(MediaOpMeta, mcls).__new__(mcls, Name, bases, dict) 2296516Sgblack@eecs.umich.edu if not abstract: 2306516Sgblack@eecs.umich.edu cls.className = Name 2316516Sgblack@eecs.umich.edu cls.base_mnemonic = name 2326516Sgblack@eecs.umich.edu code = cls.code 2336516Sgblack@eecs.umich.edu 2346516Sgblack@eecs.umich.edu # Set up the C++ classes 2356516Sgblack@eecs.umich.edu mcls.buildCppClasses(cls, name, Name, "", code) 2366516Sgblack@eecs.umich.edu 2376516Sgblack@eecs.umich.edu # Hook into the microassembler dict 2386516Sgblack@eecs.umich.edu global microopClasses 2396516Sgblack@eecs.umich.edu microopClasses[name] = cls 2406516Sgblack@eecs.umich.edu 2416516Sgblack@eecs.umich.edu # If op2 is used anywhere, make register and immediate versions 2426516Sgblack@eecs.umich.edu # of this code. 2436516Sgblack@eecs.umich.edu matcher = re.compile("op2(?P<typeQual>\\.\\w+)?") 2446516Sgblack@eecs.umich.edu if matcher.search(code): 2456516Sgblack@eecs.umich.edu microopClasses[name + 'i'] = cls 2466516Sgblack@eecs.umich.edu return cls 2476516Sgblack@eecs.umich.edu 2486516Sgblack@eecs.umich.edu 2496516Sgblack@eecs.umich.edu class MediaOp(X86Microop): 2506516Sgblack@eecs.umich.edu __metaclass__ = MediaOpMeta 2516516Sgblack@eecs.umich.edu # This class itself doesn't act as a microop 2526516Sgblack@eecs.umich.edu abstract = True 2536516Sgblack@eecs.umich.edu 2546516Sgblack@eecs.umich.edu def __init__(self, dest, src1, op2, 2556545Sgblack@eecs.umich.edu size = None, destSize = None, srcSize = None, ext = None): 2566516Sgblack@eecs.umich.edu self.dest = dest 2576516Sgblack@eecs.umich.edu self.src1 = src1 2586516Sgblack@eecs.umich.edu self.op2 = op2 2596516Sgblack@eecs.umich.edu if size is not None: 2606516Sgblack@eecs.umich.edu self.srcSize = size 2616516Sgblack@eecs.umich.edu self.destSize = size 2626516Sgblack@eecs.umich.edu if srcSize is not None: 2636516Sgblack@eecs.umich.edu self.srcSize = srcSize 2646516Sgblack@eecs.umich.edu if destSize is not None: 2656516Sgblack@eecs.umich.edu self.destSize = destSize 2666516Sgblack@eecs.umich.edu if self.srcSize is None: 2676516Sgblack@eecs.umich.edu raise Exception, "Source size not set." 2686516Sgblack@eecs.umich.edu if self.destSize is None: 2696516Sgblack@eecs.umich.edu raise Exception, "Dest size not set." 2706545Sgblack@eecs.umich.edu if ext is None: 2716545Sgblack@eecs.umich.edu self.ext = 0 2726516Sgblack@eecs.umich.edu else: 2736545Sgblack@eecs.umich.edu self.ext = ext 2746516Sgblack@eecs.umich.edu 2756516Sgblack@eecs.umich.edu def getAllocator(self, *microFlags): 2766516Sgblack@eecs.umich.edu className = self.className 2776516Sgblack@eecs.umich.edu if self.mnemonic == self.base_mnemonic + 'i': 2786516Sgblack@eecs.umich.edu className += "Imm" 2796516Sgblack@eecs.umich.edu allocator = '''new %(class_name)s(machInst, macrocodeBlock 2806516Sgblack@eecs.umich.edu %(flags)s, %(src1)s, %(op2)s, %(dest)s, 2816545Sgblack@eecs.umich.edu %(srcSize)s, %(destSize)s, %(ext)s)''' % { 2826516Sgblack@eecs.umich.edu "class_name" : className, 2836516Sgblack@eecs.umich.edu "flags" : self.microFlagsText(microFlags), 2846516Sgblack@eecs.umich.edu "src1" : self.src1, "op2" : self.op2, 2856516Sgblack@eecs.umich.edu "dest" : self.dest, 2866516Sgblack@eecs.umich.edu "srcSize" : self.srcSize, 2876516Sgblack@eecs.umich.edu "destSize" : self.destSize, 2886545Sgblack@eecs.umich.edu "ext" : self.ext} 2896516Sgblack@eecs.umich.edu return allocator 2906516Sgblack@eecs.umich.edu 2916516Sgblack@eecs.umich.edu class Mov2int(MediaOp): 2926589Sgblack@eecs.umich.edu def __init__(self, dest, src1, src2 = 0, \ 2936545Sgblack@eecs.umich.edu size = None, destSize = None, srcSize = None, ext = None): 2946589Sgblack@eecs.umich.edu super(Mov2int, self).__init__(dest, src1,\ 2956589Sgblack@eecs.umich.edu src2, size, destSize, srcSize, ext) 2966516Sgblack@eecs.umich.edu code = ''' 2976589Sgblack@eecs.umich.edu int items = sizeof(FloatRegBits) / srcSize; 2986589Sgblack@eecs.umich.edu int offset = imm8; 2996589Sgblack@eecs.umich.edu if (bits(src1, 0) && (ext & 0x1)) 3006589Sgblack@eecs.umich.edu offset -= items; 3016589Sgblack@eecs.umich.edu if (offset >= 0 && offset < items) { 3026589Sgblack@eecs.umich.edu uint64_t fpSrcReg1 = 3036589Sgblack@eecs.umich.edu bits(FpSrcReg1.uqw, 3046589Sgblack@eecs.umich.edu (offset + 1) * srcSize * 8 - 1, 3056589Sgblack@eecs.umich.edu (offset + 0) * srcSize * 8); 3066589Sgblack@eecs.umich.edu DestReg = merge(0, fpSrcReg1, destSize); 3076589Sgblack@eecs.umich.edu } else { 3086589Sgblack@eecs.umich.edu DestReg = DestReg; 3096589Sgblack@eecs.umich.edu } 3106516Sgblack@eecs.umich.edu ''' 3116516Sgblack@eecs.umich.edu 3126516Sgblack@eecs.umich.edu class Mov2fp(MediaOp): 3136589Sgblack@eecs.umich.edu def __init__(self, dest, src1, src2 = 0, \ 3146545Sgblack@eecs.umich.edu size = None, destSize = None, srcSize = None, ext = None): 3156589Sgblack@eecs.umich.edu super(Mov2fp, self).__init__(dest, src1,\ 3166589Sgblack@eecs.umich.edu src2, size, destSize, srcSize, ext) 3176516Sgblack@eecs.umich.edu code = ''' 3186589Sgblack@eecs.umich.edu int items = sizeof(FloatRegBits) / destSize; 3196589Sgblack@eecs.umich.edu int offset = imm8; 3206589Sgblack@eecs.umich.edu if (bits(dest, 0) && (ext & 0x1)) 3216589Sgblack@eecs.umich.edu offset -= items; 3226589Sgblack@eecs.umich.edu if (offset >= 0 && offset < items) { 3236589Sgblack@eecs.umich.edu uint64_t srcReg1 = pick(SrcReg1, 0, srcSize); 3246589Sgblack@eecs.umich.edu FpDestReg.uqw = 3256589Sgblack@eecs.umich.edu insertBits(FpDestReg.uqw, 3266589Sgblack@eecs.umich.edu (offset + 1) * destSize * 8 - 1, 3276589Sgblack@eecs.umich.edu (offset + 0) * destSize * 8, srcReg1); 3286589Sgblack@eecs.umich.edu } else { 3296589Sgblack@eecs.umich.edu FpDestReg.uqw = FpDestReg.uqw; 3306589Sgblack@eecs.umich.edu } 3316516Sgblack@eecs.umich.edu ''' 3326521Sgblack@eecs.umich.edu 3336592Sgblack@eecs.umich.edu class Movsign(MediaOp): 3346592Sgblack@eecs.umich.edu def __init__(self, dest, src, \ 3356592Sgblack@eecs.umich.edu size = None, destSize = None, srcSize = None, ext = None): 3366592Sgblack@eecs.umich.edu super(Movsign, self).__init__(dest, src,\ 3376592Sgblack@eecs.umich.edu "InstRegIndex(0)", size, destSize, srcSize, ext) 3386592Sgblack@eecs.umich.edu code = ''' 3396592Sgblack@eecs.umich.edu int items = sizeof(FloatRegBits) / srcSize; 3406592Sgblack@eecs.umich.edu uint64_t result = 0; 3416592Sgblack@eecs.umich.edu int offset = (ext & 0x1) ? items : 0; 3426592Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 3436592Sgblack@eecs.umich.edu uint64_t picked = 3446592Sgblack@eecs.umich.edu bits(FpSrcReg1.uqw, (i + 1) * 8 * srcSize - 1); 3456592Sgblack@eecs.umich.edu result = insertBits(result, i + offset, i + offset, picked); 3466592Sgblack@eecs.umich.edu } 3476592Sgblack@eecs.umich.edu DestReg = DestReg | result; 3486592Sgblack@eecs.umich.edu ''' 3496592Sgblack@eecs.umich.edu 3506594Sgblack@eecs.umich.edu class Maskmov(MediaOp): 3516594Sgblack@eecs.umich.edu code = ''' 3526594Sgblack@eecs.umich.edu assert(srcSize == destSize); 3536594Sgblack@eecs.umich.edu int size = srcSize; 3546594Sgblack@eecs.umich.edu int sizeBits = size * 8; 3556594Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 3566594Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 3576594Sgblack@eecs.umich.edu 3586594Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 3596594Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 3606594Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 3616594Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 3626594Sgblack@eecs.umich.edu if (bits(FpSrcReg2.uqw, hiIndex)) 3636594Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, arg1Bits); 3646594Sgblack@eecs.umich.edu } 3656594Sgblack@eecs.umich.edu FpDestReg.uqw = result; 3666594Sgblack@eecs.umich.edu ''' 3676594Sgblack@eecs.umich.edu 3686596Sgblack@eecs.umich.edu class shuffle(MediaOp): 3696596Sgblack@eecs.umich.edu code = ''' 3706596Sgblack@eecs.umich.edu assert(srcSize == destSize); 3716596Sgblack@eecs.umich.edu int size = srcSize; 3726596Sgblack@eecs.umich.edu int sizeBits = size * 8; 3736596Sgblack@eecs.umich.edu int items = sizeof(FloatRegBits) / size; 3746596Sgblack@eecs.umich.edu int options; 3756596Sgblack@eecs.umich.edu int optionBits; 3766596Sgblack@eecs.umich.edu if (size == 8) { 3776596Sgblack@eecs.umich.edu options = 2; 3786596Sgblack@eecs.umich.edu optionBits = 1; 3796596Sgblack@eecs.umich.edu } else { 3806596Sgblack@eecs.umich.edu options = 4; 3816596Sgblack@eecs.umich.edu optionBits = 2; 3826596Sgblack@eecs.umich.edu } 3836596Sgblack@eecs.umich.edu 3846596Sgblack@eecs.umich.edu uint64_t result = 0; 3856596Sgblack@eecs.umich.edu uint8_t sel = ext; 3866596Sgblack@eecs.umich.edu 3876596Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 3886596Sgblack@eecs.umich.edu uint64_t resBits; 3896596Sgblack@eecs.umich.edu uint8_t lsel = sel & mask(optionBits); 3906596Sgblack@eecs.umich.edu if (lsel * size >= sizeof(FloatRegBits)) { 3916596Sgblack@eecs.umich.edu lsel -= options / 2; 3926596Sgblack@eecs.umich.edu resBits = bits(FpSrcReg2.uqw, 3936596Sgblack@eecs.umich.edu (lsel + 1) * sizeBits - 1, 3946596Sgblack@eecs.umich.edu (lsel + 0) * sizeBits); 3956596Sgblack@eecs.umich.edu } else { 3966596Sgblack@eecs.umich.edu resBits = bits(FpSrcReg1.uqw, 3976596Sgblack@eecs.umich.edu (lsel + 1) * sizeBits - 1, 3986596Sgblack@eecs.umich.edu (lsel + 0) * sizeBits); 3996596Sgblack@eecs.umich.edu } 4006596Sgblack@eecs.umich.edu 4016596Sgblack@eecs.umich.edu sel >>= optionBits; 4026596Sgblack@eecs.umich.edu 4036596Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 4046596Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 4056596Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 4066596Sgblack@eecs.umich.edu } 4076596Sgblack@eecs.umich.edu FpDestReg.uqw = result; 4086596Sgblack@eecs.umich.edu ''' 4096596Sgblack@eecs.umich.edu 4106521Sgblack@eecs.umich.edu class Unpack(MediaOp): 4116521Sgblack@eecs.umich.edu code = ''' 4126521Sgblack@eecs.umich.edu assert(srcSize == destSize); 4136521Sgblack@eecs.umich.edu int size = destSize; 4146521Sgblack@eecs.umich.edu int items = (sizeof(FloatRegBits) / size) / 2; 4156545Sgblack@eecs.umich.edu int offset = ext ? items : 0; 4166521Sgblack@eecs.umich.edu uint64_t result = 0; 4176521Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 4186521Sgblack@eecs.umich.edu uint64_t pickedLow = 4196521Sgblack@eecs.umich.edu bits(FpSrcReg1.uqw, (i + offset + 1) * 8 * size - 1, 4206521Sgblack@eecs.umich.edu (i + offset) * 8 * size); 4216521Sgblack@eecs.umich.edu result = insertBits(result, 4226521Sgblack@eecs.umich.edu (2 * i + 1) * 8 * size - 1, 4236521Sgblack@eecs.umich.edu (2 * i + 0) * 8 * size, 4246521Sgblack@eecs.umich.edu pickedLow); 4256521Sgblack@eecs.umich.edu uint64_t pickedHigh = 4266521Sgblack@eecs.umich.edu bits(FpSrcReg2.uqw, (i + offset + 1) * 8 * size - 1, 4276521Sgblack@eecs.umich.edu (i + offset) * 8 * size); 4286521Sgblack@eecs.umich.edu result = insertBits(result, 4296521Sgblack@eecs.umich.edu (2 * i + 2) * 8 * size - 1, 4306521Sgblack@eecs.umich.edu (2 * i + 1) * 8 * size, 4316521Sgblack@eecs.umich.edu pickedHigh); 4326521Sgblack@eecs.umich.edu } 4336521Sgblack@eecs.umich.edu FpDestReg.uqw = result; 4346521Sgblack@eecs.umich.edu ''' 4356534Sgblack@eecs.umich.edu 4366546Sgblack@eecs.umich.edu class Pack(MediaOp): 4376546Sgblack@eecs.umich.edu code = ''' 4386546Sgblack@eecs.umich.edu assert(srcSize == destSize * 2); 4396546Sgblack@eecs.umich.edu int items = (sizeof(FloatRegBits) / destSize); 4406546Sgblack@eecs.umich.edu int destBits = destSize * 8; 4416546Sgblack@eecs.umich.edu int srcBits = srcSize * 8; 4426546Sgblack@eecs.umich.edu uint64_t result = 0; 4436546Sgblack@eecs.umich.edu int i; 4446546Sgblack@eecs.umich.edu for (i = 0; i < items / 2; i++) { 4456546Sgblack@eecs.umich.edu uint64_t picked = 4466546Sgblack@eecs.umich.edu bits(FpSrcReg1.uqw, (i + 1) * srcBits - 1, 4476546Sgblack@eecs.umich.edu (i + 0) * srcBits); 4486546Sgblack@eecs.umich.edu unsigned signBit = bits(picked, srcBits - 1); 4496546Sgblack@eecs.umich.edu uint64_t overflow = bits(picked, srcBits - 1, destBits - 1); 4506546Sgblack@eecs.umich.edu 4516546Sgblack@eecs.umich.edu // Handle saturation. 4526546Sgblack@eecs.umich.edu if (signBit) { 4536546Sgblack@eecs.umich.edu if (overflow != mask(destBits - srcBits + 1)) { 4546546Sgblack@eecs.umich.edu if (ext & 0x1) 4556546Sgblack@eecs.umich.edu picked = (1 << (destBits - 1)); 4566546Sgblack@eecs.umich.edu else 4576546Sgblack@eecs.umich.edu picked = 0; 4586546Sgblack@eecs.umich.edu } 4596546Sgblack@eecs.umich.edu } else { 4606546Sgblack@eecs.umich.edu if (overflow != 0) { 4616546Sgblack@eecs.umich.edu if (ext & 0x1) 4626546Sgblack@eecs.umich.edu picked = mask(destBits - 1); 4636546Sgblack@eecs.umich.edu else 4646546Sgblack@eecs.umich.edu picked = mask(destBits); 4656546Sgblack@eecs.umich.edu } 4666546Sgblack@eecs.umich.edu } 4676546Sgblack@eecs.umich.edu result = insertBits(result, 4686546Sgblack@eecs.umich.edu (i + 1) * destBits - 1, 4696546Sgblack@eecs.umich.edu (i + 0) * destBits, 4706546Sgblack@eecs.umich.edu picked); 4716546Sgblack@eecs.umich.edu } 4726546Sgblack@eecs.umich.edu for (;i < items; i++) { 4736546Sgblack@eecs.umich.edu uint64_t picked = 4746546Sgblack@eecs.umich.edu bits(FpSrcReg2.uqw, (i - items + 1) * srcBits - 1, 4756546Sgblack@eecs.umich.edu (i - items + 0) * srcBits); 4766546Sgblack@eecs.umich.edu unsigned signBit = bits(picked, srcBits - 1); 4776546Sgblack@eecs.umich.edu uint64_t overflow = bits(picked, srcBits - 1, destBits - 1); 4786546Sgblack@eecs.umich.edu 4796546Sgblack@eecs.umich.edu // Handle saturation. 4806546Sgblack@eecs.umich.edu if (signBit) { 4816546Sgblack@eecs.umich.edu if (overflow != mask(destBits - srcBits + 1)) { 4826546Sgblack@eecs.umich.edu if (ext & 0x1) 4836546Sgblack@eecs.umich.edu picked = (1 << (destBits - 1)); 4846546Sgblack@eecs.umich.edu else 4856546Sgblack@eecs.umich.edu picked = 0; 4866546Sgblack@eecs.umich.edu } 4876546Sgblack@eecs.umich.edu } else { 4886546Sgblack@eecs.umich.edu if (overflow != 0) { 4896546Sgblack@eecs.umich.edu if (ext & 0x1) 4906546Sgblack@eecs.umich.edu picked = mask(destBits - 1); 4916546Sgblack@eecs.umich.edu else 4926546Sgblack@eecs.umich.edu picked = mask(destBits); 4936546Sgblack@eecs.umich.edu } 4946546Sgblack@eecs.umich.edu } 4956546Sgblack@eecs.umich.edu result = insertBits(result, 4966546Sgblack@eecs.umich.edu (i + 1) * destBits - 1, 4976546Sgblack@eecs.umich.edu (i + 0) * destBits, 4986546Sgblack@eecs.umich.edu picked); 4996546Sgblack@eecs.umich.edu } 5006546Sgblack@eecs.umich.edu FpDestReg.uqw = result; 5016546Sgblack@eecs.umich.edu ''' 5026546Sgblack@eecs.umich.edu 5036534Sgblack@eecs.umich.edu class Mxor(MediaOp): 5046534Sgblack@eecs.umich.edu def __init__(self, dest, src1, src2): 5056534Sgblack@eecs.umich.edu super(Mxor, self).__init__(dest, src1, src2, 1) 5066534Sgblack@eecs.umich.edu code = ''' 5076534Sgblack@eecs.umich.edu FpDestReg.uqw = FpSrcReg1.uqw ^ FpSrcReg2.uqw; 5086534Sgblack@eecs.umich.edu ''' 5096537Sgblack@eecs.umich.edu 5106537Sgblack@eecs.umich.edu class Mor(MediaOp): 5116537Sgblack@eecs.umich.edu def __init__(self, dest, src1, src2): 5126537Sgblack@eecs.umich.edu super(Mor, self).__init__(dest, src1, src2, 1) 5136537Sgblack@eecs.umich.edu code = ''' 5146537Sgblack@eecs.umich.edu FpDestReg.uqw = FpSrcReg1.uqw | FpSrcReg2.uqw; 5156537Sgblack@eecs.umich.edu ''' 5166539Sgblack@eecs.umich.edu 5176539Sgblack@eecs.umich.edu class Mand(MediaOp): 5186539Sgblack@eecs.umich.edu def __init__(self, dest, src1, src2): 5196539Sgblack@eecs.umich.edu super(Mand, self).__init__(dest, src1, src2, 1) 5206539Sgblack@eecs.umich.edu code = ''' 5216539Sgblack@eecs.umich.edu FpDestReg.uqw = FpSrcReg1.uqw & FpSrcReg2.uqw; 5226539Sgblack@eecs.umich.edu ''' 5236541Sgblack@eecs.umich.edu 5246541Sgblack@eecs.umich.edu class Mandn(MediaOp): 5256541Sgblack@eecs.umich.edu def __init__(self, dest, src1, src2): 5266541Sgblack@eecs.umich.edu super(Mandn, self).__init__(dest, src1, src2, 1) 5276541Sgblack@eecs.umich.edu code = ''' 5286541Sgblack@eecs.umich.edu FpDestReg.uqw = ~FpSrcReg1.uqw & FpSrcReg2.uqw; 5296541Sgblack@eecs.umich.edu ''' 5306548Sgblack@eecs.umich.edu 5316548Sgblack@eecs.umich.edu class Mminf(MediaOp): 5326548Sgblack@eecs.umich.edu code = ''' 5336548Sgblack@eecs.umich.edu union floatInt 5346548Sgblack@eecs.umich.edu { 5356548Sgblack@eecs.umich.edu float f; 5366548Sgblack@eecs.umich.edu uint32_t i; 5376548Sgblack@eecs.umich.edu }; 5386548Sgblack@eecs.umich.edu union doubleInt 5396548Sgblack@eecs.umich.edu { 5406548Sgblack@eecs.umich.edu double d; 5416548Sgblack@eecs.umich.edu uint64_t i; 5426548Sgblack@eecs.umich.edu }; 5436548Sgblack@eecs.umich.edu 5446548Sgblack@eecs.umich.edu assert(srcSize == destSize); 5456548Sgblack@eecs.umich.edu int size = srcSize; 5466548Sgblack@eecs.umich.edu int sizeBits = size * 8; 5476548Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 5486548Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 5496548Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 5506548Sgblack@eecs.umich.edu 5516548Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 5526548Sgblack@eecs.umich.edu double arg1, arg2; 5536548Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 5546548Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 5556548Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 5566548Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 5576548Sgblack@eecs.umich.edu 5586548Sgblack@eecs.umich.edu if (size == 4) { 5596548Sgblack@eecs.umich.edu floatInt fi; 5606548Sgblack@eecs.umich.edu fi.i = arg1Bits; 5616548Sgblack@eecs.umich.edu arg1 = fi.f; 5626548Sgblack@eecs.umich.edu fi.i = arg2Bits; 5636548Sgblack@eecs.umich.edu arg2 = fi.f; 5646548Sgblack@eecs.umich.edu } else { 5656548Sgblack@eecs.umich.edu doubleInt di; 5666548Sgblack@eecs.umich.edu di.i = arg1Bits; 5676548Sgblack@eecs.umich.edu arg1 = di.d; 5686548Sgblack@eecs.umich.edu di.i = arg2Bits; 5696548Sgblack@eecs.umich.edu arg2 = di.d; 5706548Sgblack@eecs.umich.edu } 5716548Sgblack@eecs.umich.edu 5726548Sgblack@eecs.umich.edu if (arg1 < arg2) { 5736548Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, arg1Bits); 5746548Sgblack@eecs.umich.edu } else { 5756548Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, arg2Bits); 5766548Sgblack@eecs.umich.edu } 5776548Sgblack@eecs.umich.edu } 5786548Sgblack@eecs.umich.edu FpDestReg.uqw = result; 5796548Sgblack@eecs.umich.edu ''' 5806550Sgblack@eecs.umich.edu 5816550Sgblack@eecs.umich.edu class Mmaxf(MediaOp): 5826550Sgblack@eecs.umich.edu code = ''' 5836550Sgblack@eecs.umich.edu union floatInt 5846550Sgblack@eecs.umich.edu { 5856550Sgblack@eecs.umich.edu float f; 5866550Sgblack@eecs.umich.edu uint32_t i; 5876550Sgblack@eecs.umich.edu }; 5886550Sgblack@eecs.umich.edu union doubleInt 5896550Sgblack@eecs.umich.edu { 5906550Sgblack@eecs.umich.edu double d; 5916550Sgblack@eecs.umich.edu uint64_t i; 5926550Sgblack@eecs.umich.edu }; 5936550Sgblack@eecs.umich.edu 5946550Sgblack@eecs.umich.edu assert(srcSize == destSize); 5956550Sgblack@eecs.umich.edu int size = srcSize; 5966550Sgblack@eecs.umich.edu int sizeBits = size * 8; 5976550Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 5986550Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 5996550Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 6006550Sgblack@eecs.umich.edu 6016550Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 6026550Sgblack@eecs.umich.edu double arg1, arg2; 6036550Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 6046550Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 6056550Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 6066550Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 6076550Sgblack@eecs.umich.edu 6086550Sgblack@eecs.umich.edu if (size == 4) { 6096550Sgblack@eecs.umich.edu floatInt fi; 6106550Sgblack@eecs.umich.edu fi.i = arg1Bits; 6116550Sgblack@eecs.umich.edu arg1 = fi.f; 6126550Sgblack@eecs.umich.edu fi.i = arg2Bits; 6136550Sgblack@eecs.umich.edu arg2 = fi.f; 6146550Sgblack@eecs.umich.edu } else { 6156550Sgblack@eecs.umich.edu doubleInt di; 6166550Sgblack@eecs.umich.edu di.i = arg1Bits; 6176550Sgblack@eecs.umich.edu arg1 = di.d; 6186550Sgblack@eecs.umich.edu di.i = arg2Bits; 6196550Sgblack@eecs.umich.edu arg2 = di.d; 6206550Sgblack@eecs.umich.edu } 6216550Sgblack@eecs.umich.edu 6226550Sgblack@eecs.umich.edu if (arg1 > arg2) { 6236550Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, arg1Bits); 6246550Sgblack@eecs.umich.edu } else { 6256550Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, arg2Bits); 6266550Sgblack@eecs.umich.edu } 6276550Sgblack@eecs.umich.edu } 6286550Sgblack@eecs.umich.edu FpDestReg.uqw = result; 6296550Sgblack@eecs.umich.edu ''' 6306552Sgblack@eecs.umich.edu 6316572Sgblack@eecs.umich.edu class Mmini(MediaOp): 6326572Sgblack@eecs.umich.edu code = ''' 6336572Sgblack@eecs.umich.edu 6346572Sgblack@eecs.umich.edu assert(srcSize == destSize); 6356572Sgblack@eecs.umich.edu int size = srcSize; 6366572Sgblack@eecs.umich.edu int sizeBits = size * 8; 6376572Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 6386572Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 6396572Sgblack@eecs.umich.edu 6406572Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 6416572Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 6426572Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 6436572Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 6446572Sgblack@eecs.umich.edu int64_t arg1 = arg1Bits | 6456572Sgblack@eecs.umich.edu (0 - (arg1Bits & (1 << (sizeBits - 1)))); 6466572Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 6476572Sgblack@eecs.umich.edu int64_t arg2 = arg2Bits | 6486572Sgblack@eecs.umich.edu (0 - (arg2Bits & (1 << (sizeBits - 1)))); 6496572Sgblack@eecs.umich.edu uint64_t resBits; 6506572Sgblack@eecs.umich.edu 6516572Sgblack@eecs.umich.edu if (ext & 0x2) { 6526572Sgblack@eecs.umich.edu if (arg1 < arg2) { 6536572Sgblack@eecs.umich.edu resBits = arg1Bits; 6546572Sgblack@eecs.umich.edu } else { 6556572Sgblack@eecs.umich.edu resBits = arg2Bits; 6566572Sgblack@eecs.umich.edu } 6576572Sgblack@eecs.umich.edu } else { 6586572Sgblack@eecs.umich.edu if (arg1Bits < arg2Bits) { 6596572Sgblack@eecs.umich.edu resBits = arg1Bits; 6606572Sgblack@eecs.umich.edu } else { 6616572Sgblack@eecs.umich.edu resBits = arg2Bits; 6626572Sgblack@eecs.umich.edu } 6636572Sgblack@eecs.umich.edu } 6646572Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 6656572Sgblack@eecs.umich.edu } 6666572Sgblack@eecs.umich.edu FpDestReg.uqw = result; 6676572Sgblack@eecs.umich.edu ''' 6686572Sgblack@eecs.umich.edu 6696574Sgblack@eecs.umich.edu class Mmaxi(MediaOp): 6706574Sgblack@eecs.umich.edu code = ''' 6716574Sgblack@eecs.umich.edu 6726574Sgblack@eecs.umich.edu assert(srcSize == destSize); 6736574Sgblack@eecs.umich.edu int size = srcSize; 6746574Sgblack@eecs.umich.edu int sizeBits = size * 8; 6756574Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 6766574Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 6776574Sgblack@eecs.umich.edu 6786574Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 6796574Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 6806574Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 6816574Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 6826574Sgblack@eecs.umich.edu int64_t arg1 = arg1Bits | 6836574Sgblack@eecs.umich.edu (0 - (arg1Bits & (1 << (sizeBits - 1)))); 6846574Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 6856574Sgblack@eecs.umich.edu int64_t arg2 = arg2Bits | 6866574Sgblack@eecs.umich.edu (0 - (arg2Bits & (1 << (sizeBits - 1)))); 6876574Sgblack@eecs.umich.edu uint64_t resBits; 6886574Sgblack@eecs.umich.edu 6896574Sgblack@eecs.umich.edu if (ext & 0x2) { 6906574Sgblack@eecs.umich.edu if (arg1 > arg2) { 6916574Sgblack@eecs.umich.edu resBits = arg1Bits; 6926574Sgblack@eecs.umich.edu } else { 6936574Sgblack@eecs.umich.edu resBits = arg2Bits; 6946574Sgblack@eecs.umich.edu } 6956574Sgblack@eecs.umich.edu } else { 6966574Sgblack@eecs.umich.edu if (arg1Bits > arg2Bits) { 6976574Sgblack@eecs.umich.edu resBits = arg1Bits; 6986574Sgblack@eecs.umich.edu } else { 6996574Sgblack@eecs.umich.edu resBits = arg2Bits; 7006574Sgblack@eecs.umich.edu } 7016574Sgblack@eecs.umich.edu } 7026574Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 7036574Sgblack@eecs.umich.edu } 7046574Sgblack@eecs.umich.edu FpDestReg.uqw = result; 7056574Sgblack@eecs.umich.edu ''' 7066574Sgblack@eecs.umich.edu 7076552Sgblack@eecs.umich.edu class Msqrt(MediaOp): 7086552Sgblack@eecs.umich.edu def __init__(self, dest, src, \ 7096552Sgblack@eecs.umich.edu size = None, destSize = None, srcSize = None, ext = None): 7106552Sgblack@eecs.umich.edu super(Msqrt, self).__init__(dest, src,\ 7116552Sgblack@eecs.umich.edu "InstRegIndex(0)", size, destSize, srcSize, ext) 7126552Sgblack@eecs.umich.edu code = ''' 7136552Sgblack@eecs.umich.edu union floatInt 7146552Sgblack@eecs.umich.edu { 7156552Sgblack@eecs.umich.edu float f; 7166552Sgblack@eecs.umich.edu uint32_t i; 7176552Sgblack@eecs.umich.edu }; 7186552Sgblack@eecs.umich.edu union doubleInt 7196552Sgblack@eecs.umich.edu { 7206552Sgblack@eecs.umich.edu double d; 7216552Sgblack@eecs.umich.edu uint64_t i; 7226552Sgblack@eecs.umich.edu }; 7236552Sgblack@eecs.umich.edu 7246552Sgblack@eecs.umich.edu assert(srcSize == destSize); 7256552Sgblack@eecs.umich.edu int size = srcSize; 7266552Sgblack@eecs.umich.edu int sizeBits = size * 8; 7276552Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 7286552Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 7296552Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 7306552Sgblack@eecs.umich.edu 7316552Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 7326552Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 7336552Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 7346552Sgblack@eecs.umich.edu uint64_t argBits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 7356552Sgblack@eecs.umich.edu 7366552Sgblack@eecs.umich.edu if (size == 4) { 7376552Sgblack@eecs.umich.edu floatInt fi; 7386552Sgblack@eecs.umich.edu fi.i = argBits; 7396552Sgblack@eecs.umich.edu fi.f = sqrt(fi.f); 7406552Sgblack@eecs.umich.edu argBits = fi.i; 7416552Sgblack@eecs.umich.edu } else { 7426552Sgblack@eecs.umich.edu doubleInt di; 7436552Sgblack@eecs.umich.edu di.i = argBits; 7446552Sgblack@eecs.umich.edu di.d = sqrt(di.d); 7456552Sgblack@eecs.umich.edu argBits = di.i; 7466552Sgblack@eecs.umich.edu } 7476552Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, argBits); 7486552Sgblack@eecs.umich.edu } 7496552Sgblack@eecs.umich.edu FpDestReg.uqw = result; 7506552Sgblack@eecs.umich.edu ''' 7516554Sgblack@eecs.umich.edu 7526554Sgblack@eecs.umich.edu class Maddf(MediaOp): 7536554Sgblack@eecs.umich.edu code = ''' 7546554Sgblack@eecs.umich.edu union floatInt 7556554Sgblack@eecs.umich.edu { 7566554Sgblack@eecs.umich.edu float f; 7576554Sgblack@eecs.umich.edu uint32_t i; 7586554Sgblack@eecs.umich.edu }; 7596554Sgblack@eecs.umich.edu union doubleInt 7606554Sgblack@eecs.umich.edu { 7616554Sgblack@eecs.umich.edu double d; 7626554Sgblack@eecs.umich.edu uint64_t i; 7636554Sgblack@eecs.umich.edu }; 7646554Sgblack@eecs.umich.edu 7656554Sgblack@eecs.umich.edu assert(srcSize == destSize); 7666554Sgblack@eecs.umich.edu int size = srcSize; 7676554Sgblack@eecs.umich.edu int sizeBits = size * 8; 7686554Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 7696554Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 7706554Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 7716554Sgblack@eecs.umich.edu 7726554Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 7736554Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 7746554Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 7756554Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 7766554Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 7776554Sgblack@eecs.umich.edu uint64_t resBits; 7786554Sgblack@eecs.umich.edu 7796554Sgblack@eecs.umich.edu if (size == 4) { 7806554Sgblack@eecs.umich.edu floatInt arg1, arg2, res; 7816554Sgblack@eecs.umich.edu arg1.i = arg1Bits; 7826554Sgblack@eecs.umich.edu arg2.i = arg2Bits; 7836554Sgblack@eecs.umich.edu res.f = arg1.f + arg2.f; 7846554Sgblack@eecs.umich.edu resBits = res.i; 7856554Sgblack@eecs.umich.edu } else { 7866554Sgblack@eecs.umich.edu doubleInt arg1, arg2, res; 7876554Sgblack@eecs.umich.edu arg1.i = arg1Bits; 7886554Sgblack@eecs.umich.edu arg2.i = arg2Bits; 7896554Sgblack@eecs.umich.edu res.d = arg1.d + arg2.d; 7906554Sgblack@eecs.umich.edu resBits = res.i; 7916554Sgblack@eecs.umich.edu } 7926554Sgblack@eecs.umich.edu 7936554Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 7946554Sgblack@eecs.umich.edu } 7956554Sgblack@eecs.umich.edu FpDestReg.uqw = result; 7966554Sgblack@eecs.umich.edu ''' 7976556Sgblack@eecs.umich.edu 7986556Sgblack@eecs.umich.edu class Msubf(MediaOp): 7996556Sgblack@eecs.umich.edu code = ''' 8006556Sgblack@eecs.umich.edu union floatInt 8016556Sgblack@eecs.umich.edu { 8026556Sgblack@eecs.umich.edu float f; 8036556Sgblack@eecs.umich.edu uint32_t i; 8046556Sgblack@eecs.umich.edu }; 8056556Sgblack@eecs.umich.edu union doubleInt 8066556Sgblack@eecs.umich.edu { 8076556Sgblack@eecs.umich.edu double d; 8086556Sgblack@eecs.umich.edu uint64_t i; 8096556Sgblack@eecs.umich.edu }; 8106556Sgblack@eecs.umich.edu 8116556Sgblack@eecs.umich.edu assert(srcSize == destSize); 8126556Sgblack@eecs.umich.edu int size = srcSize; 8136556Sgblack@eecs.umich.edu int sizeBits = size * 8; 8146556Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 8156556Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 8166556Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 8176556Sgblack@eecs.umich.edu 8186556Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 8196556Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 8206556Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 8216556Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 8226556Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 8236556Sgblack@eecs.umich.edu uint64_t resBits; 8246556Sgblack@eecs.umich.edu 8256556Sgblack@eecs.umich.edu if (size == 4) { 8266556Sgblack@eecs.umich.edu floatInt arg1, arg2, res; 8276556Sgblack@eecs.umich.edu arg1.i = arg1Bits; 8286556Sgblack@eecs.umich.edu arg2.i = arg2Bits; 8296556Sgblack@eecs.umich.edu res.f = arg1.f - arg2.f; 8306556Sgblack@eecs.umich.edu resBits = res.i; 8316556Sgblack@eecs.umich.edu } else { 8326556Sgblack@eecs.umich.edu doubleInt arg1, arg2, res; 8336556Sgblack@eecs.umich.edu arg1.i = arg1Bits; 8346556Sgblack@eecs.umich.edu arg2.i = arg2Bits; 8356556Sgblack@eecs.umich.edu res.d = arg1.d - arg2.d; 8366556Sgblack@eecs.umich.edu resBits = res.i; 8376556Sgblack@eecs.umich.edu } 8386556Sgblack@eecs.umich.edu 8396556Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 8406556Sgblack@eecs.umich.edu } 8416556Sgblack@eecs.umich.edu FpDestReg.uqw = result; 8426556Sgblack@eecs.umich.edu ''' 8436558Sgblack@eecs.umich.edu 8446558Sgblack@eecs.umich.edu class Mmulf(MediaOp): 8456558Sgblack@eecs.umich.edu code = ''' 8466558Sgblack@eecs.umich.edu union floatInt 8476558Sgblack@eecs.umich.edu { 8486558Sgblack@eecs.umich.edu float f; 8496558Sgblack@eecs.umich.edu uint32_t i; 8506558Sgblack@eecs.umich.edu }; 8516558Sgblack@eecs.umich.edu union doubleInt 8526558Sgblack@eecs.umich.edu { 8536558Sgblack@eecs.umich.edu double d; 8546558Sgblack@eecs.umich.edu uint64_t i; 8556558Sgblack@eecs.umich.edu }; 8566558Sgblack@eecs.umich.edu 8576558Sgblack@eecs.umich.edu assert(srcSize == destSize); 8586558Sgblack@eecs.umich.edu int size = srcSize; 8596558Sgblack@eecs.umich.edu int sizeBits = size * 8; 8606558Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 8616558Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 8626558Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 8636558Sgblack@eecs.umich.edu 8646558Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 8656558Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 8666558Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 8676558Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 8686558Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 8696558Sgblack@eecs.umich.edu uint64_t resBits; 8706558Sgblack@eecs.umich.edu 8716558Sgblack@eecs.umich.edu if (size == 4) { 8726558Sgblack@eecs.umich.edu floatInt arg1, arg2, res; 8736558Sgblack@eecs.umich.edu arg1.i = arg1Bits; 8746558Sgblack@eecs.umich.edu arg2.i = arg2Bits; 8756558Sgblack@eecs.umich.edu res.f = arg1.f * arg2.f; 8766558Sgblack@eecs.umich.edu resBits = res.i; 8776558Sgblack@eecs.umich.edu } else { 8786558Sgblack@eecs.umich.edu doubleInt arg1, arg2, res; 8796558Sgblack@eecs.umich.edu arg1.i = arg1Bits; 8806558Sgblack@eecs.umich.edu arg2.i = arg2Bits; 8816558Sgblack@eecs.umich.edu res.d = arg1.d * arg2.d; 8826558Sgblack@eecs.umich.edu resBits = res.i; 8836558Sgblack@eecs.umich.edu } 8846558Sgblack@eecs.umich.edu 8856558Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 8866558Sgblack@eecs.umich.edu } 8876558Sgblack@eecs.umich.edu FpDestReg.uqw = result; 8886558Sgblack@eecs.umich.edu ''' 8896560Sgblack@eecs.umich.edu 8906560Sgblack@eecs.umich.edu class Mdivf(MediaOp): 8916560Sgblack@eecs.umich.edu code = ''' 8926560Sgblack@eecs.umich.edu union floatInt 8936560Sgblack@eecs.umich.edu { 8946560Sgblack@eecs.umich.edu float f; 8956560Sgblack@eecs.umich.edu uint32_t i; 8966560Sgblack@eecs.umich.edu }; 8976560Sgblack@eecs.umich.edu union doubleInt 8986560Sgblack@eecs.umich.edu { 8996560Sgblack@eecs.umich.edu double d; 9006560Sgblack@eecs.umich.edu uint64_t i; 9016560Sgblack@eecs.umich.edu }; 9026560Sgblack@eecs.umich.edu 9036560Sgblack@eecs.umich.edu assert(srcSize == destSize); 9046560Sgblack@eecs.umich.edu int size = srcSize; 9056560Sgblack@eecs.umich.edu int sizeBits = size * 8; 9066560Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 9076560Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 9086560Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 9096560Sgblack@eecs.umich.edu 9106560Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 9116560Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 9126560Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 9136560Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 9146560Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 9156560Sgblack@eecs.umich.edu uint64_t resBits; 9166560Sgblack@eecs.umich.edu 9176560Sgblack@eecs.umich.edu if (size == 4) { 9186560Sgblack@eecs.umich.edu floatInt arg1, arg2, res; 9196560Sgblack@eecs.umich.edu arg1.i = arg1Bits; 9206560Sgblack@eecs.umich.edu arg2.i = arg2Bits; 9216560Sgblack@eecs.umich.edu res.f = arg1.f / arg2.f; 9226560Sgblack@eecs.umich.edu resBits = res.i; 9236560Sgblack@eecs.umich.edu } else { 9246560Sgblack@eecs.umich.edu doubleInt arg1, arg2, res; 9256560Sgblack@eecs.umich.edu arg1.i = arg1Bits; 9266560Sgblack@eecs.umich.edu arg2.i = arg2Bits; 9276560Sgblack@eecs.umich.edu res.d = arg1.d / arg2.d; 9286560Sgblack@eecs.umich.edu resBits = res.i; 9296560Sgblack@eecs.umich.edu } 9306560Sgblack@eecs.umich.edu 9316560Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 9326560Sgblack@eecs.umich.edu } 9336560Sgblack@eecs.umich.edu FpDestReg.uqw = result; 9346560Sgblack@eecs.umich.edu ''' 9356562Sgblack@eecs.umich.edu 9366570Sgblack@eecs.umich.edu class Maddi(MediaOp): 9376570Sgblack@eecs.umich.edu code = ''' 9386570Sgblack@eecs.umich.edu assert(srcSize == destSize); 9396570Sgblack@eecs.umich.edu int size = srcSize; 9406570Sgblack@eecs.umich.edu int sizeBits = size * 8; 9416570Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 9426570Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 9436570Sgblack@eecs.umich.edu 9446570Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 9456570Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 9466570Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 9476570Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 9486570Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 9496570Sgblack@eecs.umich.edu uint64_t resBits = arg1Bits + arg2Bits; 9506570Sgblack@eecs.umich.edu 9516570Sgblack@eecs.umich.edu if (ext & 0x2) { 9526570Sgblack@eecs.umich.edu if (findCarry(sizeBits, resBits, arg1Bits, arg2Bits)) 9536570Sgblack@eecs.umich.edu resBits = mask(sizeBits); 9546570Sgblack@eecs.umich.edu } else if (ext & 0x4) { 9556570Sgblack@eecs.umich.edu int arg1Sign = bits(arg1Bits, sizeBits - 1); 9566570Sgblack@eecs.umich.edu int arg2Sign = bits(arg2Bits, sizeBits - 1); 9576570Sgblack@eecs.umich.edu int resSign = bits(resBits, sizeBits - 1); 9586570Sgblack@eecs.umich.edu if ((arg1Sign == arg2Sign) && (arg1Sign != resSign)) { 9596570Sgblack@eecs.umich.edu if (resSign == 0) 9606570Sgblack@eecs.umich.edu resBits = (1 << (sizeBits - 1)); 9616570Sgblack@eecs.umich.edu else 9626570Sgblack@eecs.umich.edu resBits = mask(sizeBits - 1); 9636570Sgblack@eecs.umich.edu } 9646570Sgblack@eecs.umich.edu } 9656570Sgblack@eecs.umich.edu 9666570Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 9676570Sgblack@eecs.umich.edu } 9686570Sgblack@eecs.umich.edu FpDestReg.uqw = result; 9696570Sgblack@eecs.umich.edu ''' 9706570Sgblack@eecs.umich.edu 9716579Sgblack@eecs.umich.edu class Msubi(MediaOp): 9726579Sgblack@eecs.umich.edu code = ''' 9736579Sgblack@eecs.umich.edu assert(srcSize == destSize); 9746579Sgblack@eecs.umich.edu int size = srcSize; 9756579Sgblack@eecs.umich.edu int sizeBits = size * 8; 9766579Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 9776579Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 9786579Sgblack@eecs.umich.edu 9796579Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 9806579Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 9816579Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 9826579Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 9836579Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 9846579Sgblack@eecs.umich.edu uint64_t resBits = arg1Bits - arg2Bits; 9856579Sgblack@eecs.umich.edu 9866579Sgblack@eecs.umich.edu if (ext & 0x2) { 9876579Sgblack@eecs.umich.edu if (arg2Bits > arg1Bits) { 9886579Sgblack@eecs.umich.edu resBits = 0; 9896579Sgblack@eecs.umich.edu } else if (!findCarry(sizeBits, resBits, 9906579Sgblack@eecs.umich.edu arg1Bits, ~arg2Bits)) { 9916579Sgblack@eecs.umich.edu resBits = mask(sizeBits); 9926579Sgblack@eecs.umich.edu } 9936579Sgblack@eecs.umich.edu } else if (ext & 0x4) { 9946579Sgblack@eecs.umich.edu int arg1Sign = bits(arg1Bits, sizeBits - 1); 9956579Sgblack@eecs.umich.edu int arg2Sign = !bits(arg2Bits, sizeBits - 1); 9966579Sgblack@eecs.umich.edu int resSign = bits(resBits, sizeBits - 1); 9976579Sgblack@eecs.umich.edu if ((arg1Sign == arg2Sign) && (arg1Sign != resSign)) { 9986579Sgblack@eecs.umich.edu if (resSign == 0) 9996579Sgblack@eecs.umich.edu resBits = (1 << (sizeBits - 1)); 10006579Sgblack@eecs.umich.edu else 10016579Sgblack@eecs.umich.edu resBits = mask(sizeBits - 1); 10026579Sgblack@eecs.umich.edu } 10036579Sgblack@eecs.umich.edu } 10046579Sgblack@eecs.umich.edu 10056579Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 10066579Sgblack@eecs.umich.edu } 10076579Sgblack@eecs.umich.edu FpDestReg.uqw = result; 10086579Sgblack@eecs.umich.edu ''' 10096579Sgblack@eecs.umich.edu 10106577Sgblack@eecs.umich.edu class Mmuli(MediaOp): 10116577Sgblack@eecs.umich.edu code = ''' 10126577Sgblack@eecs.umich.edu int srcBits = srcSize * 8; 10136577Sgblack@eecs.umich.edu int destBits = destSize * 8; 10146577Sgblack@eecs.umich.edu assert(destBits <= 64); 10156577Sgblack@eecs.umich.edu assert(destSize >= srcSize); 10166577Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / destSize); 10176577Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 10186577Sgblack@eecs.umich.edu 10196577Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 10206585Sgblack@eecs.umich.edu int offset = 0; 10216585Sgblack@eecs.umich.edu if (ext & 16) { 10226585Sgblack@eecs.umich.edu if (ext & 32) 10236585Sgblack@eecs.umich.edu offset = i * (destBits - srcBits); 10246585Sgblack@eecs.umich.edu else 10256585Sgblack@eecs.umich.edu offset = i * (destBits - srcBits) + srcBits; 10266585Sgblack@eecs.umich.edu } 10276585Sgblack@eecs.umich.edu int srcHiIndex = (i + 1) * srcBits - 1 + offset; 10286585Sgblack@eecs.umich.edu int srcLoIndex = (i + 0) * srcBits + offset; 10296577Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, srcHiIndex, srcLoIndex); 10306577Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, srcHiIndex, srcLoIndex); 10316577Sgblack@eecs.umich.edu uint64_t resBits; 10326577Sgblack@eecs.umich.edu 10336577Sgblack@eecs.umich.edu if (ext & 0x2) { 10346577Sgblack@eecs.umich.edu int64_t arg1 = arg1Bits | 10356577Sgblack@eecs.umich.edu (0 - (arg1Bits & (1 << (srcBits - 1)))); 10366577Sgblack@eecs.umich.edu int64_t arg2 = arg2Bits | 10376577Sgblack@eecs.umich.edu (0 - (arg2Bits & (1 << (srcBits - 1)))); 10386577Sgblack@eecs.umich.edu resBits = (uint64_t)(arg1 * arg2); 10396577Sgblack@eecs.umich.edu } else { 10406577Sgblack@eecs.umich.edu resBits = arg1Bits * arg2Bits; 10416577Sgblack@eecs.umich.edu } 10426577Sgblack@eecs.umich.edu 10436577Sgblack@eecs.umich.edu if (ext & 0x4) 10446577Sgblack@eecs.umich.edu resBits += (1 << (destBits - 1)); 10456577Sgblack@eecs.umich.edu 10466577Sgblack@eecs.umich.edu if (ext & 0x8) 10476577Sgblack@eecs.umich.edu resBits >>= destBits; 10486577Sgblack@eecs.umich.edu 10496577Sgblack@eecs.umich.edu int destHiIndex = (i + 1) * destBits - 1; 10506577Sgblack@eecs.umich.edu int destLoIndex = (i + 0) * destBits; 10516577Sgblack@eecs.umich.edu result = insertBits(result, destHiIndex, destLoIndex, resBits); 10526577Sgblack@eecs.umich.edu } 10536577Sgblack@eecs.umich.edu FpDestReg.uqw = result; 10546577Sgblack@eecs.umich.edu ''' 10556577Sgblack@eecs.umich.edu 10566587Sgblack@eecs.umich.edu class Mavg(MediaOp): 10576587Sgblack@eecs.umich.edu code = ''' 10586587Sgblack@eecs.umich.edu assert(srcSize == destSize); 10596587Sgblack@eecs.umich.edu int size = srcSize; 10606587Sgblack@eecs.umich.edu int sizeBits = size * 8; 10616587Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 10626587Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 10636587Sgblack@eecs.umich.edu 10646587Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 10656587Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 10666587Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 10676587Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 10686587Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 10696587Sgblack@eecs.umich.edu uint64_t resBits = (arg1Bits + arg2Bits + 1) / 2; 10706587Sgblack@eecs.umich.edu 10716587Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 10726587Sgblack@eecs.umich.edu } 10736587Sgblack@eecs.umich.edu FpDestReg.uqw = result; 10746587Sgblack@eecs.umich.edu ''' 10756587Sgblack@eecs.umich.edu 10766581Sgblack@eecs.umich.edu class Msad(MediaOp): 10776581Sgblack@eecs.umich.edu code = ''' 10786581Sgblack@eecs.umich.edu int srcBits = srcSize * 8; 10796581Sgblack@eecs.umich.edu int items = sizeof(FloatRegBits) / srcSize; 10806581Sgblack@eecs.umich.edu 10816581Sgblack@eecs.umich.edu uint64_t sum = 0; 10826581Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 10836581Sgblack@eecs.umich.edu int hiIndex = (i + 1) * srcBits - 1; 10846581Sgblack@eecs.umich.edu int loIndex = (i + 0) * srcBits; 10856581Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 10866581Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 10876581Sgblack@eecs.umich.edu int64_t resBits = arg1Bits - arg2Bits; 10886581Sgblack@eecs.umich.edu if (resBits < 0) 10896581Sgblack@eecs.umich.edu resBits = -resBits; 10906581Sgblack@eecs.umich.edu sum += resBits; 10916581Sgblack@eecs.umich.edu } 10926581Sgblack@eecs.umich.edu FpDestReg.uqw = sum & mask(destSize * 8); 10936581Sgblack@eecs.umich.edu ''' 10946581Sgblack@eecs.umich.edu 10956583Sgblack@eecs.umich.edu class Msrl(MediaOp): 10966583Sgblack@eecs.umich.edu code = ''' 10976583Sgblack@eecs.umich.edu 10986583Sgblack@eecs.umich.edu assert(srcSize == destSize); 10996583Sgblack@eecs.umich.edu int size = srcSize; 11006583Sgblack@eecs.umich.edu int sizeBits = size * 8; 11016583Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 11026583Sgblack@eecs.umich.edu uint64_t shiftAmt = op2.uqw; 11036583Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 11046583Sgblack@eecs.umich.edu 11056583Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 11066583Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 11076583Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 11086583Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 11096583Sgblack@eecs.umich.edu uint64_t resBits; 11106583Sgblack@eecs.umich.edu if (shiftAmt >= sizeBits) { 11116583Sgblack@eecs.umich.edu resBits = 0; 11126583Sgblack@eecs.umich.edu } else { 11136583Sgblack@eecs.umich.edu resBits = (arg1Bits >> shiftAmt) & 11146583Sgblack@eecs.umich.edu mask(sizeBits - shiftAmt); 11156583Sgblack@eecs.umich.edu } 11166583Sgblack@eecs.umich.edu 11176583Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 11186583Sgblack@eecs.umich.edu } 11196583Sgblack@eecs.umich.edu FpDestReg.uqw = result; 11206583Sgblack@eecs.umich.edu ''' 11216583Sgblack@eecs.umich.edu 11226583Sgblack@eecs.umich.edu class Msra(MediaOp): 11236583Sgblack@eecs.umich.edu code = ''' 11246583Sgblack@eecs.umich.edu 11256583Sgblack@eecs.umich.edu assert(srcSize == destSize); 11266583Sgblack@eecs.umich.edu int size = srcSize; 11276583Sgblack@eecs.umich.edu int sizeBits = size * 8; 11286583Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 11296583Sgblack@eecs.umich.edu uint64_t shiftAmt = op2.uqw; 11306583Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 11316583Sgblack@eecs.umich.edu 11326583Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 11336583Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 11346583Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 11356583Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 11366583Sgblack@eecs.umich.edu uint64_t resBits; 11376583Sgblack@eecs.umich.edu if (shiftAmt >= sizeBits) { 11386583Sgblack@eecs.umich.edu if (bits(arg1Bits, sizeBits - 1)) 11396583Sgblack@eecs.umich.edu resBits = mask(sizeBits); 11406583Sgblack@eecs.umich.edu else 11416583Sgblack@eecs.umich.edu resBits = 0; 11426583Sgblack@eecs.umich.edu } else { 11436583Sgblack@eecs.umich.edu resBits = (arg1Bits >> shiftAmt); 11446583Sgblack@eecs.umich.edu resBits = resBits | 11456583Sgblack@eecs.umich.edu (0 - (resBits & (1 << (sizeBits - 1 - shiftAmt)))); 11466583Sgblack@eecs.umich.edu } 11476583Sgblack@eecs.umich.edu 11486583Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 11496583Sgblack@eecs.umich.edu } 11506583Sgblack@eecs.umich.edu FpDestReg.uqw = result; 11516583Sgblack@eecs.umich.edu ''' 11526583Sgblack@eecs.umich.edu 11536583Sgblack@eecs.umich.edu class Msll(MediaOp): 11546583Sgblack@eecs.umich.edu code = ''' 11556583Sgblack@eecs.umich.edu 11566583Sgblack@eecs.umich.edu assert(srcSize == destSize); 11576583Sgblack@eecs.umich.edu int size = srcSize; 11586583Sgblack@eecs.umich.edu int sizeBits = size * 8; 11596583Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 11606583Sgblack@eecs.umich.edu uint64_t shiftAmt = op2.uqw; 11616583Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 11626583Sgblack@eecs.umich.edu 11636583Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 11646583Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 11656583Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 11666583Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 11676583Sgblack@eecs.umich.edu uint64_t resBits; 11686583Sgblack@eecs.umich.edu if (shiftAmt >= sizeBits) { 11696583Sgblack@eecs.umich.edu resBits = 0; 11706583Sgblack@eecs.umich.edu } else { 11716583Sgblack@eecs.umich.edu resBits = (arg1Bits << shiftAmt); 11726583Sgblack@eecs.umich.edu } 11736583Sgblack@eecs.umich.edu 11746583Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 11756583Sgblack@eecs.umich.edu } 11766583Sgblack@eecs.umich.edu FpDestReg.uqw = result; 11776583Sgblack@eecs.umich.edu ''' 11786583Sgblack@eecs.umich.edu 11796562Sgblack@eecs.umich.edu class Cvti2f(MediaOp): 11806562Sgblack@eecs.umich.edu def __init__(self, dest, src, \ 11816562Sgblack@eecs.umich.edu size = None, destSize = None, srcSize = None, ext = None): 11826562Sgblack@eecs.umich.edu super(Cvti2f, self).__init__(dest, src,\ 11836562Sgblack@eecs.umich.edu "InstRegIndex(0)", size, destSize, srcSize, ext) 11846562Sgblack@eecs.umich.edu code = ''' 11856562Sgblack@eecs.umich.edu union floatInt 11866562Sgblack@eecs.umich.edu { 11876562Sgblack@eecs.umich.edu float f; 11886562Sgblack@eecs.umich.edu uint32_t i; 11896562Sgblack@eecs.umich.edu }; 11906562Sgblack@eecs.umich.edu union doubleInt 11916562Sgblack@eecs.umich.edu { 11926562Sgblack@eecs.umich.edu double d; 11936562Sgblack@eecs.umich.edu uint64_t i; 11946562Sgblack@eecs.umich.edu }; 11956562Sgblack@eecs.umich.edu 11966562Sgblack@eecs.umich.edu assert(destSize == 4 || destSize == 8); 11976562Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 11986562Sgblack@eecs.umich.edu int srcSizeBits = srcSize * 8; 11996562Sgblack@eecs.umich.edu int destSizeBits = destSize * 8; 12006562Sgblack@eecs.umich.edu int items; 12016562Sgblack@eecs.umich.edu int srcStart = 0; 12026562Sgblack@eecs.umich.edu int destStart = 0; 12036562Sgblack@eecs.umich.edu if (srcSize == 2 * destSize) { 12046562Sgblack@eecs.umich.edu items = (ext & 0x1) ? 1: sizeof(FloatRegBits) / srcSize; 12056562Sgblack@eecs.umich.edu if (ext & 0x2) 12066562Sgblack@eecs.umich.edu destStart = destSizeBits * items; 12076562Sgblack@eecs.umich.edu } else if (destSize == 2 * srcSize) { 12086562Sgblack@eecs.umich.edu items = (ext & 0x1) ? 1: sizeof(FloatRegBits) / destSize; 12096562Sgblack@eecs.umich.edu if (ext & 0x2) 12106562Sgblack@eecs.umich.edu srcStart = srcSizeBits * items; 12116562Sgblack@eecs.umich.edu } else { 12126562Sgblack@eecs.umich.edu items = (ext & 0x1) ? 1: sizeof(FloatRegBits) / destSize; 12136562Sgblack@eecs.umich.edu } 12146562Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 12156562Sgblack@eecs.umich.edu 12166562Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 12176562Sgblack@eecs.umich.edu int srcHiIndex = srcStart + (i + 1) * srcSizeBits - 1; 12186562Sgblack@eecs.umich.edu int srcLoIndex = srcStart + (i + 0) * srcSizeBits; 12196562Sgblack@eecs.umich.edu uint64_t argBits = bits(FpSrcReg1.uqw, srcHiIndex, srcLoIndex); 12206562Sgblack@eecs.umich.edu int64_t sArg = argBits | (0 - (argBits & (1 << srcHiIndex))); 12216562Sgblack@eecs.umich.edu double arg = sArg; 12226562Sgblack@eecs.umich.edu 12236562Sgblack@eecs.umich.edu if (destSize == 4) { 12246562Sgblack@eecs.umich.edu floatInt fi; 12256562Sgblack@eecs.umich.edu fi.f = arg; 12266562Sgblack@eecs.umich.edu argBits = fi.i; 12276562Sgblack@eecs.umich.edu } else { 12286562Sgblack@eecs.umich.edu doubleInt di; 12296562Sgblack@eecs.umich.edu di.d = arg; 12306562Sgblack@eecs.umich.edu argBits = di.i; 12316562Sgblack@eecs.umich.edu } 12326562Sgblack@eecs.umich.edu int destHiIndex = destStart + (i + 1) * destSizeBits - 1; 12336562Sgblack@eecs.umich.edu int destLoIndex = destStart + (i + 0) * destSizeBits; 12346562Sgblack@eecs.umich.edu result = insertBits(result, destHiIndex, destLoIndex, argBits); 12356562Sgblack@eecs.umich.edu } 12366562Sgblack@eecs.umich.edu FpDestReg.uqw = result; 12376562Sgblack@eecs.umich.edu ''' 12386566Sgblack@eecs.umich.edu 12396568Sgblack@eecs.umich.edu class Cvtf2f(MediaOp): 12406568Sgblack@eecs.umich.edu def __init__(self, dest, src, \ 12416568Sgblack@eecs.umich.edu size = None, destSize = None, srcSize = None, ext = None): 12426568Sgblack@eecs.umich.edu super(Cvtf2f, self).__init__(dest, src,\ 12436568Sgblack@eecs.umich.edu "InstRegIndex(0)", size, destSize, srcSize, ext) 12446568Sgblack@eecs.umich.edu code = ''' 12456568Sgblack@eecs.umich.edu union floatInt 12466568Sgblack@eecs.umich.edu { 12476568Sgblack@eecs.umich.edu float f; 12486568Sgblack@eecs.umich.edu uint32_t i; 12496568Sgblack@eecs.umich.edu }; 12506568Sgblack@eecs.umich.edu union doubleInt 12516568Sgblack@eecs.umich.edu { 12526568Sgblack@eecs.umich.edu double d; 12536568Sgblack@eecs.umich.edu uint64_t i; 12546568Sgblack@eecs.umich.edu }; 12556568Sgblack@eecs.umich.edu 12566568Sgblack@eecs.umich.edu assert(destSize == 4 || destSize == 8); 12576568Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 12586568Sgblack@eecs.umich.edu int srcSizeBits = srcSize * 8; 12596568Sgblack@eecs.umich.edu int destSizeBits = destSize * 8; 12606568Sgblack@eecs.umich.edu int items; 12616568Sgblack@eecs.umich.edu int srcStart = 0; 12626568Sgblack@eecs.umich.edu int destStart = 0; 12636568Sgblack@eecs.umich.edu if (srcSize == 2 * destSize) { 12646568Sgblack@eecs.umich.edu items = (ext & 0x1) ? 1: sizeof(FloatRegBits) / srcSize; 12656568Sgblack@eecs.umich.edu if (ext & 0x2) 12666568Sgblack@eecs.umich.edu destStart = destSizeBits * items; 12676568Sgblack@eecs.umich.edu } else if (destSize == 2 * srcSize) { 12686568Sgblack@eecs.umich.edu items = (ext & 0x1) ? 1: sizeof(FloatRegBits) / destSize; 12696568Sgblack@eecs.umich.edu if (ext & 0x2) 12706568Sgblack@eecs.umich.edu srcStart = srcSizeBits * items; 12716568Sgblack@eecs.umich.edu } else { 12726568Sgblack@eecs.umich.edu items = (ext & 0x1) ? 1: sizeof(FloatRegBits) / destSize; 12736568Sgblack@eecs.umich.edu } 12746568Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 12756568Sgblack@eecs.umich.edu 12766568Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 12776568Sgblack@eecs.umich.edu int srcHiIndex = srcStart + (i + 1) * srcSizeBits - 1; 12786568Sgblack@eecs.umich.edu int srcLoIndex = srcStart + (i + 0) * srcSizeBits; 12796568Sgblack@eecs.umich.edu uint64_t argBits = bits(FpSrcReg1.uqw, srcHiIndex, srcLoIndex); 12806568Sgblack@eecs.umich.edu double arg; 12816568Sgblack@eecs.umich.edu 12826568Sgblack@eecs.umich.edu if (srcSize == 4) { 12836568Sgblack@eecs.umich.edu floatInt fi; 12846568Sgblack@eecs.umich.edu fi.i = argBits; 12856568Sgblack@eecs.umich.edu arg = fi.f; 12866568Sgblack@eecs.umich.edu } else { 12876568Sgblack@eecs.umich.edu doubleInt di; 12886568Sgblack@eecs.umich.edu di.i = argBits; 12896568Sgblack@eecs.umich.edu arg = di.d; 12906568Sgblack@eecs.umich.edu } 12916568Sgblack@eecs.umich.edu if (destSize == 4) { 12926568Sgblack@eecs.umich.edu floatInt fi; 12936568Sgblack@eecs.umich.edu fi.f = arg; 12946568Sgblack@eecs.umich.edu argBits = fi.i; 12956568Sgblack@eecs.umich.edu } else { 12966568Sgblack@eecs.umich.edu doubleInt di; 12976568Sgblack@eecs.umich.edu di.d = arg; 12986568Sgblack@eecs.umich.edu argBits = di.i; 12996568Sgblack@eecs.umich.edu } 13006568Sgblack@eecs.umich.edu int destHiIndex = destStart + (i + 1) * destSizeBits - 1; 13016568Sgblack@eecs.umich.edu int destLoIndex = destStart + (i + 0) * destSizeBits; 13026568Sgblack@eecs.umich.edu result = insertBits(result, destHiIndex, destLoIndex, argBits); 13036568Sgblack@eecs.umich.edu } 13046568Sgblack@eecs.umich.edu FpDestReg.uqw = result; 13056568Sgblack@eecs.umich.edu ''' 13066568Sgblack@eecs.umich.edu 13076566Sgblack@eecs.umich.edu class Mcmpi2r(MediaOp): 13086566Sgblack@eecs.umich.edu code = ''' 13096566Sgblack@eecs.umich.edu union floatInt 13106566Sgblack@eecs.umich.edu { 13116566Sgblack@eecs.umich.edu float f; 13126566Sgblack@eecs.umich.edu uint32_t i; 13136566Sgblack@eecs.umich.edu }; 13146566Sgblack@eecs.umich.edu union doubleInt 13156566Sgblack@eecs.umich.edu { 13166566Sgblack@eecs.umich.edu double d; 13176566Sgblack@eecs.umich.edu uint64_t i; 13186566Sgblack@eecs.umich.edu }; 13196566Sgblack@eecs.umich.edu 13206566Sgblack@eecs.umich.edu assert(srcSize == destSize); 13216566Sgblack@eecs.umich.edu int size = srcSize; 13226566Sgblack@eecs.umich.edu int sizeBits = size * 8; 13236566Sgblack@eecs.umich.edu int items = (ext & 0x1) ? 1: (sizeof(FloatRegBits) / size); 13246566Sgblack@eecs.umich.edu uint64_t result = FpDestReg.uqw; 13256566Sgblack@eecs.umich.edu 13266566Sgblack@eecs.umich.edu for (int i = 0; i < items; i++) { 13276566Sgblack@eecs.umich.edu int hiIndex = (i + 1) * sizeBits - 1; 13286566Sgblack@eecs.umich.edu int loIndex = (i + 0) * sizeBits; 13296566Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, hiIndex, loIndex); 13306566Sgblack@eecs.umich.edu int64_t arg1 = arg1Bits | 13316566Sgblack@eecs.umich.edu (0 - (arg1Bits & (1 << (sizeBits - 1)))); 13326566Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, hiIndex, loIndex); 13336566Sgblack@eecs.umich.edu int64_t arg2 = arg2Bits | 13346566Sgblack@eecs.umich.edu (0 - (arg2Bits & (1 << (sizeBits - 1)))); 13356566Sgblack@eecs.umich.edu 13366566Sgblack@eecs.umich.edu uint64_t resBits = 0; 13376566Sgblack@eecs.umich.edu if ((ext & 0x2) == 0 && arg1 == arg2 || 13386566Sgblack@eecs.umich.edu (ext & 0x2) == 0x2 && arg1 > arg2) 13396566Sgblack@eecs.umich.edu resBits = mask(sizeBits); 13406566Sgblack@eecs.umich.edu 13416566Sgblack@eecs.umich.edu result = insertBits(result, hiIndex, loIndex, resBits); 13426566Sgblack@eecs.umich.edu } 13436566Sgblack@eecs.umich.edu FpDestReg.uqw = result; 13446566Sgblack@eecs.umich.edu ''' 13456601Sgblack@eecs.umich.edu 13466601Sgblack@eecs.umich.edu class Mcmpf2rf(MediaOp): 13476601Sgblack@eecs.umich.edu def __init__(self, src1, src2,\ 13486601Sgblack@eecs.umich.edu size = None, destSize = None, srcSize = None, ext = None): 13496601Sgblack@eecs.umich.edu super(Mcmpf2rf, self).__init__("InstRegIndex(0)", src1,\ 13506601Sgblack@eecs.umich.edu src2, size, destSize, srcSize, ext) 13516601Sgblack@eecs.umich.edu code = ''' 13526601Sgblack@eecs.umich.edu union floatInt 13536601Sgblack@eecs.umich.edu { 13546601Sgblack@eecs.umich.edu float f; 13556601Sgblack@eecs.umich.edu uint32_t i; 13566601Sgblack@eecs.umich.edu }; 13576601Sgblack@eecs.umich.edu union doubleInt 13586601Sgblack@eecs.umich.edu { 13596601Sgblack@eecs.umich.edu double d; 13606601Sgblack@eecs.umich.edu uint64_t i; 13616601Sgblack@eecs.umich.edu }; 13626601Sgblack@eecs.umich.edu 13636601Sgblack@eecs.umich.edu assert(srcSize == destSize); 13646601Sgblack@eecs.umich.edu assert(srcSize == 4 || srcSize == 8); 13656601Sgblack@eecs.umich.edu int size = srcSize; 13666601Sgblack@eecs.umich.edu int sizeBits = size * 8; 13676601Sgblack@eecs.umich.edu 13686601Sgblack@eecs.umich.edu double arg1, arg2; 13696601Sgblack@eecs.umich.edu uint64_t arg1Bits = bits(FpSrcReg1.uqw, sizeBits - 1, 0); 13706601Sgblack@eecs.umich.edu uint64_t arg2Bits = bits(FpSrcReg2.uqw, sizeBits - 1, 0); 13716601Sgblack@eecs.umich.edu if (size == 4) { 13726601Sgblack@eecs.umich.edu floatInt fi; 13736601Sgblack@eecs.umich.edu fi.i = arg1Bits; 13746601Sgblack@eecs.umich.edu arg1 = fi.f; 13756601Sgblack@eecs.umich.edu fi.i = arg2Bits; 13766601Sgblack@eecs.umich.edu arg2 = fi.f; 13776601Sgblack@eecs.umich.edu } else { 13786601Sgblack@eecs.umich.edu doubleInt di; 13796601Sgblack@eecs.umich.edu di.i = arg1Bits; 13806601Sgblack@eecs.umich.edu arg1 = di.d; 13816601Sgblack@eecs.umich.edu di.i = arg2Bits; 13826601Sgblack@eecs.umich.edu arg2 = di.d; 13836601Sgblack@eecs.umich.edu } 13846601Sgblack@eecs.umich.edu 13856601Sgblack@eecs.umich.edu // ZF PF CF 13866601Sgblack@eecs.umich.edu // Unordered 1 1 1 13876601Sgblack@eecs.umich.edu // Greater than 0 0 0 13886601Sgblack@eecs.umich.edu // Less than 0 0 1 13896601Sgblack@eecs.umich.edu // Equal 1 0 0 13906601Sgblack@eecs.umich.edu // OF = SF = AF = 0 13916601Sgblack@eecs.umich.edu ccFlagBits = ccFlagBits & ~(OFBit | SFBit | AFBit | 13926601Sgblack@eecs.umich.edu ZFBit | PFBit | CFBit); 13936601Sgblack@eecs.umich.edu if (isnan(arg1) || isnan(arg2)) 13946601Sgblack@eecs.umich.edu ccFlagBits = ccFlagBits | (ZFBit | PFBit | CFBit); 13956601Sgblack@eecs.umich.edu else if(arg1 < arg2) 13966601Sgblack@eecs.umich.edu ccFlagBits = ccFlagBits | CFBit; 13976601Sgblack@eecs.umich.edu else if(arg1 == arg2) 13986601Sgblack@eecs.umich.edu ccFlagBits = ccFlagBits | ZFBit; 13996601Sgblack@eecs.umich.edu ''' 14006516Sgblack@eecs.umich.edu}}; 1401