+}
+
+/// EmitInlineAsm - This method formats and emits the specified machine
+/// instruction that is an inline asm.
+void AsmPrinter::EmitInlineAsm(const MachineInstr *MI) const {
+ assert(MI->isInlineAsm() && "printInlineAsm only works on inline asms");
+
+ // Count the number of register definitions to find the asm string.
+ unsigned NumDefs = 0;
+ for (; MI->getOperand(NumDefs).isReg() && MI->getOperand(NumDefs).isDef();
+ ++NumDefs)
+ assert(NumDefs != MI->getNumOperands()-2 && "No asm string?");
+
+ assert(MI->getOperand(NumDefs).isSymbol() && "No asm string?");
+
+ // Disassemble the AsmStr, printing out the literal pieces, the operands, etc.
+ const char *AsmStr = MI->getOperand(NumDefs).getSymbolName();
+
+ // If this asmstr is empty, just print the #APP/#NOAPP markers.
+ // These are useful to see where empty asm's wound up.
+ if (AsmStr[0] == 0) {
+ OutStreamer.emitRawComment(MAI->getInlineAsmStart());
+ OutStreamer.emitRawComment(MAI->getInlineAsmEnd());
+ return;
+ }
+
+ // Emit the #APP start marker. This has to happen even if verbose-asm isn't
+ // enabled, so we use emitRawComment.
+ OutStreamer.emitRawComment(MAI->getInlineAsmStart());
+
+ // Get the !srcloc metadata node if we have it, and decode the loc cookie from
+ // it.
+ unsigned LocCookie = 0;
+ const MDNode *LocMD = 0;
+ for (unsigned i = MI->getNumOperands(); i != 0; --i) {
+ if (MI->getOperand(i-1).isMetadata() &&
+ (LocMD = MI->getOperand(i-1).getMetadata()) &&
+ LocMD->getNumOperands() != 0) {
+ if (const ConstantInt *CI = dyn_cast<ConstantInt>(LocMD->getOperand(0))) {
+ LocCookie = CI->getZExtValue();
+ break;
+ }
+ }
+ }
+
+ // Emit the inline asm to a temporary string so we can emit it through
+ // EmitInlineAsm.
+ SmallString<256> StringData;
+ raw_svector_ostream OS(StringData);
+
+ // The variant of the current asmprinter.
+ int AsmPrinterVariant = MAI->getAssemblerDialect();
+ InlineAsm::AsmDialect InlineAsmVariant = MI->getInlineAsmDialect();
+ AsmPrinter *AP = const_cast<AsmPrinter*>(this);
+ if (InlineAsmVariant == InlineAsm::AD_ATT)
+ EmitGCCInlineAsmStr(AsmStr, MI, MMI, InlineAsmVariant, AsmPrinterVariant,
+ AP, LocCookie, OS);
+ else
+ EmitMSInlineAsmStr(AsmStr, MI, MMI, InlineAsmVariant, AP, LocCookie, OS);
+
+ EmitInlineAsm(OS.str(), LocMD, MI->getInlineAsmDialect());
+