X86: Create base classes for use with media/SIMD microops.

src/arch/x86/SConscript

@@ -91,6 +91,7 @@ if env['TARGET_ISA'] == 'x86':
     Source('faults.cc')
     Source('insts/microfpop.cc')
     Source('insts/microldstop.cc')
+    Source('insts/micromediaop.cc')
     Source('insts/microop.cc')
     Source('insts/microregop.cc')
     Source('insts/static_inst.cc')

src/arch/x86/insts/micromediaop.cc

@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2009 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Gabe Black
+ */
+
+#include "arch/x86/insts/micromediaop.hh"
+#include "arch/x86/miscregs.hh"
+#include <string>
+
+namespace X86ISA
+{
+    std::string MediaOpReg::generateDisassembly(Addr pc,
+            const SymbolTable *symtab) const
+    {
+        std::stringstream response;
+
+        printMnemonic(response, instMnem, mnemonic);
+        printDestReg(response, 0, destSize);
+        response << ", ";
+        printSrcReg(response, 0, srcSize);
+        response << ", ";
+        printSrcReg(response, 1, srcSize);
+        return response.str();
+    }
+
+    std::string MediaOpImm::generateDisassembly(Addr pc,
+            const SymbolTable *symtab) const
+    {
+        std::stringstream response;
+
+        printMnemonic(response, instMnem, mnemonic);
+        printDestReg(response, 0, destSize);
+        response << ", ";
+        printSrcReg(response, 0, srcSize);
+        ccprintf(response, ", %#x", imm8);
+        return response.str();
+    }
+}

src/arch/x86/insts/micromediaop.hh

@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2009 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Gabe Black
+ */
+
+#ifndef __ARCH_X86_INSTS_MICROMEDIAOP_HH__
+#define __ARCH_X86_INSTS_MICROMEDIAOP_HH__
+
+#include "arch/x86/insts/microop.hh"
+
+namespace X86ISA
+{
+    class MediaOpBase : public X86MicroopBase
+    {
+      protected:
+        const RegIndex src1;
+        const RegIndex dest;
+        const uint8_t srcSize;
+        const uint8_t destSize;
+        const uint8_t sel;
+        static const RegIndex foldOBit = 0;
+
+        // Constructor
+        MediaOpBase(ExtMachInst _machInst,
+                const char *mnem, const char *_instMnem,
+                bool isMicro, bool isDelayed,
+                bool isFirst, bool isLast,
+                InstRegIndex _src1, InstRegIndex _dest,
+                uint8_t _srcSize, uint8_t _destSize, uint8_t _sel,
+                OpClass __opClass) :
+            X86MicroopBase(_machInst, mnem, _instMnem,
+                    isMicro, isDelayed, isFirst, isLast,
+                    __opClass),
+            src1(_src1.idx), dest(_dest.idx),
+            srcSize(_srcSize), destSize(_destSize), sel(_sel)
+        {}
+    };
+
+    class MediaOpReg : public MediaOpBase
+    {
+      protected:
+        const RegIndex src2;
+
+        // Constructor
+        MediaOpReg(ExtMachInst _machInst,
+                const char *mnem, const char *_instMnem,
+                bool isMicro, bool isDelayed,
+                bool isFirst, bool isLast,
+                InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest,
+                uint8_t _srcSize, uint8_t _destSize, uint8_t _sel,
+                OpClass __opClass) :
+            MediaOpBase(_machInst, mnem, _instMnem,
+                    isMicro, isDelayed, isFirst, isLast,
+                    _src1, _dest, _srcSize, _destSize, _sel,
+                    __opClass),
+            src2(_src2.idx)
+        {}
+
+        std::string generateDisassembly(Addr pc,
+            const SymbolTable *symtab) const;
+    };
+
+    class MediaOpImm : public MediaOpBase
+    {
+      protected:
+        uint8_t imm8;
+
+        // Constructor
+        MediaOpImm(ExtMachInst _machInst,
+                const char *mnem, const char *_instMnem,
+                bool isMicro, bool isDelayed,
+                bool isFirst, bool isLast,
+                InstRegIndex _src1, uint8_t _imm8, InstRegIndex _dest,
+                uint8_t _srcSize, uint8_t _destSize, uint8_t _sel,
+                OpClass __opClass) :
+            MediaOpBase(_machInst, mnem, _instMnem,
+                    isMicro, isDelayed, isFirst, isLast,
+                    _src1, _dest, _srcSize, _destSize, _sel,
+                    __opClass),
+            imm8(_imm8)
+        {}
+
+        std::string generateDisassembly(Addr pc,
+            const SymbolTable *symtab) const;
+    };
+}
+
+#endif //__ARCH_X86_INSTS_MICROMEDIAOP_HH__