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add a twine form of MCStreamer::EmitRawText, and mc'ize
a few more things in AsmPrinter.cpp. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100294 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -286,6 +286,7 @@ class TargetAsmBackend;
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/// the specified string in the output .s file. This capability is
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/// indicated by the hasRawTextSupport() predicate. By default this aborts.
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virtual void EmitRawText(StringRef String);
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void EmitRawText(const Twine &String);
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/// Finish - Finish emission of machine code and flush any output.
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virtual void Finish() = 0;
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@ -164,7 +164,7 @@ void AsmPrinter::EmitLinkage(unsigned Linkage, MCSymbol *GVSym) const {
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// .linkonce discard
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// FIXME: It would be nice to use .linkonce samesize for non-common
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// globals.
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O << LinkOnce;
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OutStreamer.EmitRawText(LinkOnce);
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} else {
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// .weak _foo
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OutStreamer.EmitSymbolAttribute(GVSym, MCSA_Weak);
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@ -1386,9 +1386,9 @@ void AsmPrinter::printInlineAsm(const MachineInstr *MI) const {
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if (AsmStr[0] == 0) {
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if (!OutStreamer.hasRawTextSupport()) return;
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OutStreamer.EmitRawText(std::string("\t")+MAI->getCommentString()+
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OutStreamer.EmitRawText(Twine("\t")+MAI->getCommentString()+
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MAI->getInlineAsmStart());
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OutStreamer.EmitRawText(std::string("\t")+MAI->getCommentString()+
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OutStreamer.EmitRawText(Twine("\t")+MAI->getCommentString()+
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MAI->getInlineAsmEnd());
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return;
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}
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@ -1396,7 +1396,7 @@ void AsmPrinter::printInlineAsm(const MachineInstr *MI) const {
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// Emit the #APP start marker. This has to happen even if verbose-asm isn't
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// enabled, so we use EmitRawText.
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if (OutStreamer.hasRawTextSupport())
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OutStreamer.EmitRawText(std::string("\t")+MAI->getCommentString()+
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OutStreamer.EmitRawText(Twine("\t")+MAI->getCommentString()+
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MAI->getInlineAsmStart());
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// Emit the inline asm to a temporary string so we can emit it through
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@ -1584,7 +1584,7 @@ void AsmPrinter::printInlineAsm(const MachineInstr *MI) const {
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// Emit the #NOAPP end marker. This has to happen even if verbose-asm isn't
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// enabled, so we use EmitRawText.
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if (OutStreamer.hasRawTextSupport())
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OutStreamer.EmitRawText(std::string("\t")+MAI->getCommentString()+
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OutStreamer.EmitRawText(Twine("\t")+MAI->getCommentString()+
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MAI->getInlineAsmEnd());
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}
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@ -1592,21 +1592,24 @@ void AsmPrinter::printInlineAsm(const MachineInstr *MI) const {
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/// that is an implicit def.
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void AsmPrinter::printImplicitDef(const MachineInstr *MI) const {
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if (!VerboseAsm) return;
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O.PadToColumn(MAI->getCommentColumn());
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O << MAI->getCommentString() << " implicit-def: "
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<< TRI->getName(MI->getOperand(0).getReg());
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OutStreamer.AddComment(Twine("implicit-def: ") +
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TRI->getName(MI->getOperand(0).getReg()));
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OutStreamer.AddBlankLine();
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}
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void AsmPrinter::printKill(const MachineInstr *MI) const {
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if (!VerboseAsm) return;
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O.PadToColumn(MAI->getCommentColumn());
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O << MAI->getCommentString() << " kill:";
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std::string Str = "kill:";
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for (unsigned n = 0, e = MI->getNumOperands(); n != e; ++n) {
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const MachineOperand &op = MI->getOperand(n);
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assert(op.isReg() && "KILL instruction must have only register operands");
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O << ' ' << TRI->getName(op.getReg()) << (op.isDef() ? "<def>" : "<kill>");
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const MachineOperand &Op = MI->getOperand(n);
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assert(Op.isReg() && "KILL instruction must have only register operands");
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Str += ' ';
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Str += TRI->getName(Op.getReg());
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Str += (Op.isDef() ? "<def>" : "<kill>");
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}
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OutStreamer.AddComment(Str);
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OutStreamer.AddBlankLine();
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}
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@ -1772,15 +1775,16 @@ void AsmPrinter::EmitBasicBlockStart(const MachineBasicBlock *MBB) const {
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// Print the main label for the block.
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if (MBB->pred_empty() || isBlockOnlyReachableByFallthrough(MBB)) {
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if (VerboseAsm) {
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// NOTE: Want this comment at start of line.
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O << MAI->getCommentString() << " BB#" << MBB->getNumber() << ':';
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if (VerboseAsm && OutStreamer.hasRawTextSupport()) {
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if (const BasicBlock *BB = MBB->getBasicBlock())
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if (BB->hasName())
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OutStreamer.AddComment("%" + BB->getName());
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PrintBasicBlockLoopComments(*MBB, LI, *this);
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OutStreamer.AddBlankLine();
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// NOTE: Want this comment at start of line, don't emit with AddComment.
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OutStreamer.EmitRawText(Twine(MAI->getCommentString()) + " BB#" +
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Twine(MBB->getNumber()) + ":");
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}
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} else {
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if (VerboseAsm) {
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@ -10,6 +10,8 @@
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#include "llvm/MC/MCStreamer.h"
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#include "llvm/MC/MCExpr.h"
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#include "llvm/Support/raw_ostream.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/ADT/Twine.h"
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#include <cstdlib>
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using namespace llvm;
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@ -54,3 +56,9 @@ void MCStreamer::EmitRawText(StringRef String) {
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" something must not be fully mc'ized\n";
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abort();
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}
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void MCStreamer::EmitRawText(const Twine &T) {
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SmallString<128> Str;
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T.toVector(Str);
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EmitRawText(Str.str());
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}
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