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Move .literal4 and .literal8 support into AsmPrinter.cpp
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28978 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -59,6 +59,8 @@ bool X86SharedAsmPrinter::doInitialization(Module &M) {
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PrivateGlobalPrefix = "L"; // Marker for constant pool idxs
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ConstantPoolSection = "\t.const\n";
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JumpTableSection = "\t.const\n"; // FIXME: depends on PIC mode
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FourByteConstantSection = "\t.literal4\n";
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EightByteConstantSection = "\t.literal8\n";
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LCOMMDirective = "\t.lcomm\t";
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COMMDirectiveTakesAlignment = false;
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HasDotTypeDotSizeDirective = false;
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@ -222,57 +224,6 @@ bool X86SharedAsmPrinter::doFinalization(Module &M) {
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return false; // success
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}
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void X86SharedAsmPrinter::EmitConstantPool(MachineConstantPool *MCP) {
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if (Subtarget->TargetType != X86Subtarget::isDarwin) {
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AsmPrinter::EmitConstantPool(MCP);
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return;
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}
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const std::vector<MachineConstantPoolEntry> &CP = MCP->getConstants();
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if (CP.empty()) return;
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std::vector<std::pair<MachineConstantPoolEntry,unsigned> > FloatCPs;
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std::vector<std::pair<MachineConstantPoolEntry,unsigned> > DoubleCPs;
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std::vector<std::pair<MachineConstantPoolEntry,unsigned> > OtherCPs;
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for (unsigned i = 0, e = CP.size(); i != e; ++i) {
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MachineConstantPoolEntry CPE = CP[i];
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const Constant *CV = CPE.Val;
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const Type *Ty = CV->getType();
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if (Ty->getTypeID() == Type::FloatTyID)
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FloatCPs.push_back(std::make_pair(CPE, i));
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else if (Ty->getTypeID() == Type::DoubleTyID)
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DoubleCPs.push_back(std::make_pair(CPE, i));
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else
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OtherCPs.push_back(std::make_pair(CPE, i));
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}
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EmitConstantPool(MCP, FloatCPs, "\t.literal4");
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EmitConstantPool(MCP, DoubleCPs, "\t.literal8");
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EmitConstantPool(MCP, OtherCPs, ConstantPoolSection);
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}
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void
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X86SharedAsmPrinter::EmitConstantPool(MachineConstantPool *MCP,
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std::vector<std::pair<MachineConstantPoolEntry,unsigned> > &CP,
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const char *Section) {
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if (CP.empty()) return;
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SwitchToDataSection(Section, 0);
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EmitAlignment(MCP->getConstantPoolAlignment());
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for (unsigned i = 0, e = CP.size(); i != e; ++i) {
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O << PrivateGlobalPrefix << "CPI" << getFunctionNumber() << '_'
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<< CP[i].second << ":\t\t\t\t\t" << CommentString << " ";
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WriteTypeSymbolic(O, CP[i].first.Val->getType(), 0) << '\n';
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EmitGlobalConstant(CP[i].first.Val);
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if (i != e-1) {
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unsigned EntSize =
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TM.getTargetData()->getTypeSize(CP[i].first.Val->getType());
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unsigned ValEnd = CP[i].first.Offset + EntSize;
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// Emit inter-object padding for alignment.
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EmitZeros(CP[i+1].first.Offset-ValEnd);
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}
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}
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}
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/// createX86CodePrinterPass - Returns a pass that prints the X86 assembly code
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/// for a MachineFunction to the given output stream, using the given target
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/// machine description.
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@ -20,7 +20,6 @@
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#include "X86TargetMachine.h"
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#include "llvm/CodeGen/AsmPrinter.h"
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#include "llvm/CodeGen/DwarfWriter.h"
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#include "llvm/CodeGen/MachineConstantPool.h"
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#include "llvm/CodeGen/MachineDebugInfo.h"
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#include "llvm/ADT/Statistic.h"
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#include <set>
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@ -93,11 +92,6 @@ struct X86SharedAsmPrinter : public AsmPrinter {
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MI->getOperand(Op+3).isGlobalAddress() ||
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MI->getOperand(Op+3).isConstantPoolIndex());
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}
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virtual void EmitConstantPool(MachineConstantPool *MCP);
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void EmitConstantPool(MachineConstantPool *MCP,
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std::vector<std::pair<MachineConstantPoolEntry, unsigned> > &CP,
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const char *Section);
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};
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} // end namespace llvm
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