commit ccbdc7ab82792ac5d7863ef086f11fb010d88073
author Bill Wendling <isanbard@gmail.com> Mon Mar 09 05:04:40 2009 +0000
committer Bill Wendling <isanbard@gmail.com> Mon Mar 09 05:04:40 2009 +0000
tree 8fd761b3482c8df9272eac68f507776b394f2d32
parent bce6091d95b7fd56d7c6760b0de54fb6c4300539

Pass in a std::string when getting the names of debugging things. This cuts down
on the number of times a std::string is created and copied.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66396 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
index b3a06ea..0dbc35b 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
@@ -335,8 +335,9 @@
 
             if (DW && DW->ValidDebugInfo(SPI->getContext())) {
               DICompileUnit CU(cast<GlobalVariable>(SPI->getContext()));
-              unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(),
-                                                         CU.getFilename());
+              std::string Dir, FN;
+              unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(Dir),
+                                                         CU.getFilename(FN));
               unsigned idx = MF->getOrCreateDebugLocID(SrcFile,
                                                        SPI->getLine(),
                                                        SPI->getColumn());
@@ -354,8 +355,9 @@
               if (DW->ValidDebugInfo(SP)) {
                 DISubprogram Subprogram(cast<GlobalVariable>(SP));
                 DICompileUnit CU(Subprogram.getCompileUnit());
-                unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(),
-                                                           CU.getFilename());
+                std::string Dir, FN;
+                unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(Dir),
+                                                           CU.getFilename(FN));
                 unsigned Line = Subprogram.getLineNumber();
                 DL = DebugLoc::get(MF->getOrCreateDebugLocID(SrcFile, Line, 0));
               }
@@ -3902,8 +3904,9 @@
                                       SPI.getColumn(),
                                       SPI.getContext()));
       DICompileUnit CU(cast<GlobalVariable>(SPI.getContext()));
-      unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(),
-                                                 CU.getFilename());
+      std::string Dir, FN;
+      unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(Dir),
+                                                 CU.getFilename(FN));
       unsigned idx = MF.getOrCreateDebugLocID(SrcFile,
                                               SPI.getLine(), SPI.getColumn());
       setCurDebugLoc(DebugLoc::get(idx));
@@ -3947,8 +3950,9 @@
       MachineFunction &MF = DAG.getMachineFunction();
       DISubprogram Subprogram(cast<GlobalVariable>(SP));
       DICompileUnit CompileUnit = Subprogram.getCompileUnit();
-      unsigned SrcFile = DW->getOrCreateSourceID(CompileUnit.getDirectory(),
-                                                 CompileUnit.getFilename());
+      std::string Dir, FN;
+      unsigned SrcFile = DW->getOrCreateSourceID(CompileUnit.getDirectory(Dir),
+                                                 CompileUnit.getFilename(FN));
 
       // Record the source line but does not create a label for the normal
       // function start. It will be emitted at asm emission time. However,