From: Argyrios Kyrtzidis <akyrtzi@gmail.com>
Date: Thu, 7 May 2009 13:55:51 +0000 (+0000)
Subject: Move the tablegen-produced DebugLoc handling into a AsmWriter::processDebugLoc function.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cd76240f3d0f6c5f8c80e4762a8fe3a4de22e059;p=oota-llvm.git

Move the tablegen-produced DebugLoc handling into a AsmWriter::processDebugLoc function.
No functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71156 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/CodeGen/AsmPrinter.h b/include/llvm/CodeGen/AsmPrinter.h
index 89ea72fca3f..a004632c7dd 100644
--- a/include/llvm/CodeGen/AsmPrinter.h
+++ b/include/llvm/CodeGen/AsmPrinter.h
@@ -18,7 +18,6 @@
 
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
-#include "llvm/Analysis/DebugInfo.h"
 #include "llvm/Support/DataTypes.h"
 #include "llvm/Target/TargetMachine.h"
 #include <set>
@@ -342,6 +341,10 @@ namespace llvm {
     void EmitGlobalConstant(const Constant* CV, unsigned AddrSpace = 0);
 
     virtual void EmitMachineConstantPoolValue(MachineConstantPoolValue *MCPV);
+
+    /// processDebugLoc - Processes the debug information of each machine
+    /// instruction's DebugLoc.
+    void processDebugLoc(DebugLoc DL);
     
     /// printInlineAsm - This method formats and prints the specified machine
     /// instruction that is an inline asm.
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index 319bbdbe655..0d9d77762b7 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -21,6 +21,7 @@
 #include "llvm/CodeGen/MachineJumpTableInfo.h"
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/DwarfWriter.h"
+#include "llvm/Analysis/DebugInfo.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Mangler.h"
 #include "llvm/Support/raw_ostream.h"
@@ -1305,6 +1306,22 @@ void AsmPrinter::PrintSpecial(const MachineInstr *MI, const char *Code) const {
   }    
 }
 
+/// processDebugLoc - Processes the debug information of each machine
+/// instruction's DebugLoc.
+void AsmPrinter::processDebugLoc(DebugLoc DL) {
+  if (TAI->doesSupportDebugInformation() && DW->ShouldEmitDwarfDebug()) {
+    if (!DL.isUnknown()) {
+      static DebugLocTuple PrevDLT(0, ~0U, ~0U);
+      DebugLocTuple CurDLT = MF->getDebugLocTuple(DL);
+
+      if (CurDLT.CompileUnit != 0 && PrevDLT != CurDLT)
+        printLabel(DW->RecordSourceLine(CurDLT.Line, CurDLT.Col,
+                                        DICompileUnit(CurDLT.CompileUnit)));
+
+      PrevDLT = CurDLT;
+    }
+  }
+}
 
 /// printInlineAsm - This method formats and prints the specified machine
 /// instruction that is an inline asm.
diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp
index 3937fd104a7..c615abad506 100644
--- a/utils/TableGen/AsmWriterEmitter.cpp
+++ b/utils/TableGen/AsmWriterEmitter.cpp
@@ -649,18 +649,7 @@ void AsmWriterEmitter::run(std::ostream &O) {
   }
   O << "\";\n\n";
 
-  O << "  if (TAI->doesSupportDebugInformation() &&\n"
-    << "      DW->ShouldEmitDwarfDebug()) {\n"
-    << "    DebugLoc CurDL = MI->getDebugLoc();\n\n"
-    << "    if (!CurDL.isUnknown()) {\n"
-    << "      static DebugLocTuple PrevDLT(0, ~0U, ~0U);\n"
-    << "      DebugLocTuple CurDLT = MF->getDebugLocTuple(CurDL);\n\n"
-    << "      if (CurDLT.CompileUnit != 0 && PrevDLT != CurDLT)\n"
-    << "        printLabel(DW->RecordSourceLine(CurDLT.Line, CurDLT.Col,\n"
-    << "                               DICompileUnit(CurDLT.CompileUnit)));\n\n"
-    << "      PrevDLT = CurDLT;\n"
-    << "    }\n"
-    << "  }\n\n";
+  O << "  processDebugLoc(MI->getDebugLoc());\n\n";
 
   O << "  if (MI->getOpcode() == TargetInstrInfo::INLINEASM) {\n"
     << "    O << \"\\t\";\n"