From 554fb3774e638c9a6e7ce4b10a6da6d795a29206 Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 2 Jun 2010 12:58:07 -0500
Subject: [PATCH] ARM: Add a base class for extend and add instructions.

---
 src/arch/arm/insts/misc.cc          | 14 ++++++++++++++
 src/arch/arm/insts/misc.hh          | 18 ++++++++++++++++++
 src/arch/arm/isa/templates/misc.isa | 26 ++++++++++++++++++++++++++
 3 files changed, 58 insertions(+)

diff --git a/src/arch/arm/insts/misc.cc b/src/arch/arm/insts/misc.cc
index f8106c33a..c5430400d 100644
--- a/src/arch/arm/insts/misc.cc
+++ b/src/arch/arm/insts/misc.cc
@@ -154,6 +154,20 @@ RevOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
     return ss.str();
 }
 
+std::string
+RegRegRegImmOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+{
+    std::stringstream ss;
+    printMnemonic(ss);
+    printReg(ss, dest);
+    ss << ", ";
+    printReg(ss, op1);
+    ss << ", ";
+    printReg(ss, op2);
+    ccprintf(ss, ", #%d", imm);
+    return ss.str();
+}
+
 std::string
 RegImmRegOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
 {
diff --git a/src/arch/arm/insts/misc.hh b/src/arch/arm/insts/misc.hh
index fed2e2479..d990070fb 100644
--- a/src/arch/arm/insts/misc.hh
+++ b/src/arch/arm/insts/misc.hh
@@ -124,6 +124,24 @@ class RegImmRegOp : public PredOp
     std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
 };
 
+class RegRegRegImmOp : public PredOp
+{
+  protected:
+    IntRegIndex dest;
+    IntRegIndex op1;
+    IntRegIndex op2;
+    uint32_t imm;
+
+    RegRegRegImmOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass,
+                   IntRegIndex _dest, IntRegIndex _op1, IntRegIndex _op2,
+                   uint32_t _imm) :
+        PredOp(mnem, _machInst, __opClass),
+        dest(_dest), op1(_op1), op2(_op2), imm(_imm)
+    {}
+
+    std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+};
+
 class RegImmRegShiftOp : public PredOp
 {
   protected:
diff --git a/src/arch/arm/isa/templates/misc.isa b/src/arch/arm/isa/templates/misc.isa
index ec660c5a1..3b4c6a6f8 100644
--- a/src/arch/arm/isa/templates/misc.isa
+++ b/src/arch/arm/isa/templates/misc.isa
@@ -120,6 +120,32 @@ def template RevOpConstructor {{
     }
 }};
 
+def template RegRegRegImmOpDeclare {{
+class %(class_name)s : public %(base_class)s
+{
+  protected:
+    public:
+        // Constructor
+        %(class_name)s(ExtMachInst machInst,
+                       IntRegIndex _dest, IntRegIndex _op1, IntRegIndex _op2,
+                       uint32_t _imm);
+        %(BasicExecDeclare)s
+};
+}};
+
+def template RegRegRegImmOpConstructor {{
+    inline %(class_name)s::%(class_name)s(ExtMachInst machInst,
+                                          IntRegIndex _dest,
+                                          IntRegIndex _op1,
+                                          IntRegIndex _op2,
+                                          uint32_t _imm)
+        : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s,
+                         _dest, _op1, _op2, _imm)
+    {
+        %(constructor)s;
+    }
+}};
+
 def template RegImmRegOpDeclare {{
 class %(class_name)s : public %(base_class)s
 {
-- 
2.30.2