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https://github.com/c64scene-ar/llvm-6502.git
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* Removed `using' declaration, now use full namespace qualifier std::string
* Simplified code by using an inline function instead of copy-pasted code git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7597 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman
parent
47ae4a1cee
commit
f4de783582
@ -11,7 +11,6 @@
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//
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//===----------------------------------------------------------------------===//
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#include "SparcInternals.h"
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#include "llvm/CodeGen/MachineInstr.h"
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#include "llvm/CodeGen/MachineFunction.h"
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#include "llvm/CodeGen/MachineFunctionInfo.h"
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@ -22,7 +21,8 @@
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#include "llvm/Pass.h"
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#include "llvm/Assembly/Writer.h"
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#include "Support/StringExtras.h"
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using std::string;
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#include "SparcInternals.h"
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#include <string>
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namespace {
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@ -108,8 +108,8 @@ public:
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toAsm << "\n";
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}
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static string getValidSymbolName(const string &S) {
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string Result;
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static std::string getValidSymbolName(const std::string &S) {
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std::string Result;
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// Symbol names in Sparc assembly language have these rules:
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// (a) Must match { letter | _ | . | $ } { letter | _ | . | $ | digit }*
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@ -138,10 +138,10 @@ public:
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// use a numbered value based on prefix otherwise.
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// FPrefix is always prepended to the output identifier.
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//
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string getID(const Value *V, const char *Prefix, const char *FPrefix = 0) {
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string Result = FPrefix ? FPrefix : ""; // "Forced prefix"
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std::string getID(const Value *V, const char *Prefix, const char *FPrefix = 0) {
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std::string Result = FPrefix ? FPrefix : ""; // "Forced prefix"
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Result += V->hasName() ? V->getName() : string(Prefix);
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Result += V->hasName() ? V->getName() : std::string(Prefix);
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// Qualify all internal names with a unique id.
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if (!isExternal(V)) {
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@ -163,19 +163,19 @@ public:
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}
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// getID Wrappers - Ensure consistent usage...
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string getID(const Function *F) {
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std::string getID(const Function *F) {
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return getID(F, "LLVMFunction_");
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}
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string getID(const BasicBlock *BB) {
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std::string getID(const BasicBlock *BB) {
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return getID(BB, "LL", (".L_"+getID(BB->getParent())+"_").c_str());
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}
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string getID(const GlobalVariable *GV) {
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std::string getID(const GlobalVariable *GV) {
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return getID(GV, "LLVMGlobal_");
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}
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string getID(const Constant *CV) {
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std::string getID(const Constant *CV) {
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return getID(CV, "LLVMConst_", ".C_");
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}
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string getID(const GlobalValue *GV) {
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std::string getID(const GlobalValue *GV) {
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if (const GlobalVariable *V = dyn_cast<GlobalVariable>(GV))
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return getID(V);
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else if (const Function *F = dyn_cast<Function>(GV))
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@ -184,17 +184,25 @@ public:
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return "";
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}
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// Combines expressions
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inline std::string ConstantArithExprToString(const ConstantExpr* CE,
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const TargetMachine &TM,
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const std::string &op) {
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return "(" + valToExprString(CE->getOperand(0), TM) + op
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+ valToExprString(CE->getOperand(1), TM) + ")";
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}
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// ConstantExprToString() - Convert a ConstantExpr to an asm expression
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// and return this as a string.
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string ConstantExprToString(const ConstantExpr* CE,
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const TargetMachine& target) {
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string S;
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std::string ConstantExprToString(const ConstantExpr* CE,
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const TargetMachine& target) {
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std::string S;
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switch(CE->getOpcode()) {
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case Instruction::GetElementPtr:
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{ // generate a symbolic expression for the byte address
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const Value* ptrVal = CE->getOperand(0);
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std::vector<Value*> idxVec(CE->op_begin()+1, CE->op_end());
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const TargetData &TD = target.getTargetData();
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const TargetData &TD = target.getTargetData();
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S += "(" + valToExprString(ptrVal, target) + ") + ("
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+ utostr(TD.getIndexedOffset(ptrVal->getType(),idxVec)) + ")";
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break;
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@ -209,48 +217,40 @@ public:
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break;
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case Instruction::Add:
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S += "(" + valToExprString(CE->getOperand(0), target) + ") + ("
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+ valToExprString(CE->getOperand(1), target) + ")";
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S += ConstantArithExprToString(CE, target, ") + (");
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break;
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case Instruction::Sub:
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S += "(" + valToExprString(CE->getOperand(0), target) + ") - ("
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+ valToExprString(CE->getOperand(1), target) + ")";
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S += ConstantArithExprToString(CE, target, ") - (");
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break;
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case Instruction::Mul:
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S += "(" + valToExprString(CE->getOperand(0), target) + ") * ("
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+ valToExprString(CE->getOperand(1), target) + ")";
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S += ConstantArithExprToString(CE, target, ") * (");
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break;
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case Instruction::Div:
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S += "(" + valToExprString(CE->getOperand(0), target) + ") / ("
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+ valToExprString(CE->getOperand(1), target) + ")";
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S += ConstantArithExprToString(CE, target, ") / (");
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break;
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case Instruction::Rem:
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S += "(" + valToExprString(CE->getOperand(0), target) + ") % ("
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+ valToExprString(CE->getOperand(1), target) + ")";
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S += ConstantArithExprToString(CE, target, ") % (");
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break;
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case Instruction::And:
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// Logical && for booleans; bitwise & otherwise
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S += "(" + valToExprString(CE->getOperand(0), target)
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+ ((CE->getType() == Type::BoolTy)? ") && (" : ") & (")
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+ valToExprString(CE->getOperand(1), target) + ")";
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S += ConstantArithExprToString(CE, target,
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((CE->getType() == Type::BoolTy)? ") && (" : ") & ("));
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break;
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case Instruction::Or:
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// Logical || for booleans; bitwise | otherwise
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S += "(" + valToExprString(CE->getOperand(0), target)
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+ ((CE->getType() == Type::BoolTy)? ") || (" : ") | (")
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+ valToExprString(CE->getOperand(1), target) + ")";
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S += ConstantArithExprToString(CE, target,
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((CE->getType() == Type::BoolTy)? ") || (" : ") | ("));
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break;
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case Instruction::Xor:
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// Bitwise ^ for all types
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S += "(" + valToExprString(CE->getOperand(0), target) + ") ^ ("
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+ valToExprString(CE->getOperand(1), target) + ")";
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S += ConstantArithExprToString(CE, target, ") ^ (");
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break;
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default:
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@ -264,13 +264,13 @@ public:
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// valToExprString - Helper function for ConstantExprToString().
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// Appends result to argument string S.
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//
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string valToExprString(const Value* V, const TargetMachine& target) {
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string S;
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std::string valToExprString(const Value* V, const TargetMachine& target) {
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std::string S;
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bool failed = false;
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if (const Constant* CV = dyn_cast<Constant>(V)) { // symbolic or known
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if (const ConstantBool *CB = dyn_cast<ConstantBool>(CV))
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S += string(CB == ConstantBool::True ? "1" : "0");
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S += std::string(CB == ConstantBool::True ? "1" : "0");
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else if (const ConstantSInt *CI = dyn_cast<ConstantSInt>(CV))
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S += itostr(CI->getValue());
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else if (const ConstantUInt *CI = dyn_cast<ConstantUInt>(CV))
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@ -525,7 +525,7 @@ SparcFunctionAsmPrinter::emitBasicBlock(const MachineBasicBlock &MBB)
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void
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SparcFunctionAsmPrinter::emitFunction(const Function &F)
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{
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string methName = getID(&F);
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std::string methName = getID(&F);
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toAsm << "!****** Outputing Function: " << methName << " ******\n";
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enterSection(AsmPrinter::Text);
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toAsm << "\t.align\t4\n\t.global\t" << methName << "\n";
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@ -588,7 +588,7 @@ private:
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void PrintZeroBytesToPad (int numBytes);
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void printSingleConstantValue (const Constant* CV);
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void printConstantValueOnly (const Constant* CV, int numPadBytesAfter = 0);
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void printConstant (const Constant* CV, string valID = "");
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void printConstant (const Constant* CV, std::string valID = "");
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static void FoldConstants (const Module &M,
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hash_set<const Constant*> &moduleConstants);
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@ -618,10 +618,10 @@ static inline char toOctal(int X) {
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// getAsCString - Return the specified array as a C compatible string, only if
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// the predicate isStringCompatible is true.
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//
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static string getAsCString(const ConstantArray *CVA) {
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static std::string getAsCString(const ConstantArray *CVA) {
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assert(isStringCompatible(CVA) && "Array is not string compatible!");
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string Result;
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std::string Result;
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const Type *ETy = cast<ArrayType>(CVA->getType())->getElementType();
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Result = "\"";
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for (unsigned i = 0; i < CVA->getNumOperands(); ++i) {
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@ -653,7 +653,7 @@ ArrayTypeIsString(const ArrayType* arrayType)
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}
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inline const string
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inline const std::string
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TypeToDataDirective(const Type* type)
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{
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switch(type->getPrimitiveID())
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@ -866,7 +866,7 @@ SparcModuleAsmPrinter::printConstantValueOnly(const Constant* CV,
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// appropriate directives. Uses printConstantValueOnly() to print the
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// value or values.
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void
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SparcModuleAsmPrinter::printConstant(const Constant* CV, string valID)
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SparcModuleAsmPrinter::printConstant(const Constant* CV, std::string valID)
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{
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if (valID.length() == 0)
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valID = getID(CV);
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