From bc41cfa78faef7206011a4e1cf7ec1ef959d2c21 Mon Sep 17 00:00:00 2001 From: Dale Johannesen Date: Mon, 26 Apr 2010 20:05:01 +0000 Subject: Add PPC AsmPrinter handling for target-specific form of DBG_VALUE, and a cautionary comment. llvm-svn: 102371 --- llvm/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'llvm/lib/Target') diff --git a/llvm/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp index 17446b0dcd6..f85ebae8dec 100644 --- a/llvm/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp +++ b/llvm/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp @@ -21,6 +21,7 @@ #include "PPCPredicates.h" #include "PPCTargetMachine.h" #include "PPCSubtarget.h" +#include "llvm/Analysis/DebugInfo.h" #include "llvm/Constants.h" #include "llvm/DerivedTypes.h" #include "llvm/Module.h" @@ -535,6 +536,23 @@ void PPCAsmPrinter::EmitInstruction(const MachineInstr *MI) { SmallString<128> Str; raw_svector_ostream O(Str); + if (MI->getOpcode() == TargetOpcode::DBG_VALUE) { + unsigned NOps = MI->getNumOperands(); + assert(NOps==4); + O << '\t' << MAI->getCommentString() << "DEBUG_VALUE: "; + // cast away const; DIetc do not take const operands for some reason. + DIVariable V(const_cast(MI->getOperand(NOps-1).getMetadata())); + O << V.getName(); + O << " <- "; + // Frame address. Currently handles register +- offset only. + assert(MI->getOperand(0).isReg() && MI->getOperand(1).isImm()); + O << '['; printOperand(MI, 0, O); O << '+'; printOperand(MI, 1, O); + O << ']'; + O << "+"; + printOperand(MI, NOps-2, O); + OutStreamer.EmitRawText(O.str()); + return; + } // Check for slwi/srwi mnemonics. if (MI->getOpcode() == PPC::RLWINM) { unsigned char SH = MI->getOperand(2).getImm(); -- cgit v1.2.3