Change the informal convention of DBG_VALUE so that we can express a

[oota-llvm.git] / lib / CodeGen / AsmPrinter / AsmPrinter.cpp

diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index d4a745d985e83f8d2c79ab641fec43c7f414a69f..284b6165d0c530bbec89e1b61986fa89c0efa17e 100644 (file)
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -133,9 +133,13 @@ const DataLayout &AsmPrinter::getDataLayout() const {
   return *TM.getDataLayout();
 }
 
+StringRef AsmPrinter::getTargetTriple() const {
+  return TM.getTargetTriple();
+}
+
 /// getCurrentSection() - Return the current section we are emitting to.
 const MCSection *AsmPrinter::getCurrentSection() const {
-  return OutStreamer.getCurrentSection();
+  return OutStreamer.getCurrentSection().first;
 }
 
 
@@ -593,7 +597,9 @@ static bool emitDebugValueComment(const MachineInstr *MI, AsmPrinter &AP) {
     OS << AP.TM.getRegisterInfo()->getName(MI->getOperand(0).getReg());
   }
 
-  OS << '+' << MI->getOperand(1).getImm();
+  // It's only an offset if it's an immediate.
+  if (MI->getOperand(1).isImm())
+    OS << '+' << MI->getOperand(1).getImm();
   // NOTE: Want this comment at start of line, don't emit with AddComment.
   AP.OutStreamer.EmitRawText(OS.str());
   return true;
@@ -813,7 +819,7 @@ void AsmPrinter::EmitDwarfRegOp(const MachineLocation &MLoc) const {
   // caller might be in the middle of an dwarf expression. We should
   // probably assert that Reg >= 0 once debug info generation is more mature.
 
-  if (int Offset =  MLoc.getOffset()) {
+  if (MLoc.isIndirect()) {
     if (Reg < 32) {
       OutStreamer.AddComment(
         dwarf::OperationEncodingString(dwarf::DW_OP_breg0 + Reg));
@@ -824,7 +830,7 @@ void AsmPrinter::EmitDwarfRegOp(const MachineLocation &MLoc) const {
       OutStreamer.AddComment(Twine(Reg));
       EmitULEB128(Reg);
     }
-    EmitSLEB128(Offset);
+    EmitSLEB128(MLoc.getOffset());
   } else {
     if (Reg < 32) {
       OutStreamer.AddComment(
@@ -1213,7 +1219,7 @@ void AsmPrinter::EmitJumpTableEntry(const MachineJumpTableInfo *MJTI,
 bool AsmPrinter::EmitSpecialLLVMGlobal(const GlobalVariable *GV) {
   if (GV->getName() == "llvm.used") {
     if (MAI->hasNoDeadStrip())    // No need to emit this at all.
-      EmitLLVMUsedList(GV->getInitializer());
+      EmitLLVMUsedList(cast<ConstantArray>(GV->getInitializer()));
     return true;
   }
 
@@ -1250,17 +1256,19 @@ bool AsmPrinter::EmitSpecialLLVMGlobal(const GlobalVariable *GV) {
     return true;
   }
 
+  if (GV->getName() == "llvm.tls_init_funcs") {
+    EmitTLSInitFuncs(cast<ConstantArray>(GV->getInitializer()));
+    return true;
+  }
+
   return false;
 }
 
 /// EmitLLVMUsedList - For targets that define a MAI::UsedDirective, mark each
 /// global in the specified llvm.used list for which emitUsedDirectiveFor
 /// is true, as being used with this directive.
-void AsmPrinter::EmitLLVMUsedList(const Constant *List) {
+void AsmPrinter::EmitLLVMUsedList(const ConstantArray *InitList) {
   // Should be an array of 'i8*'.
-  const ConstantArray *InitList = dyn_cast<ConstantArray>(List);
-  if (InitList == 0) return;
-
   for (unsigned i = 0, e = InitList->getNumOperands(); i != e; ++i) {
     const GlobalValue *GV =
       dyn_cast<GlobalValue>(InitList->getOperand(i)->stripPointerCasts());
@@ -1319,6 +1327,16 @@ void AsmPrinter::EmitXXStructorList(const Constant *List, bool isCtor) {
   }
 }
 
+/// EmitTLSInitFuncs - Emit the TLS initialization functions.
+void AsmPrinter::EmitTLSInitFuncs(const ConstantArray *InitList) {
+  const DataLayout *TD = TM.getDataLayout();
+  OutStreamer.SwitchSection(getObjFileLowering().getTLSThreadInitSection());
+  EmitAlignment(Log2_32(TD->getPointerPrefAlignment()));
+  for (unsigned I = 0, E = InitList->getNumOperands(); I != E; ++I)
+    EmitGlobalConstant(
+      dyn_cast<Constant>(InitList->getOperand(I)->stripPointerCasts()));
+}
+
 //===--------------------------------------------------------------------===//
 // Emission and print routines
 //