[llvm-commits] CVS: llvm/lib/Linker/LinkModules.cpp

Reid Spencer reid at x10sys.com
Fri Jan 26 00:12:04 PST 2007



Changes in directory llvm/lib/Linker:

LinkModules.cpp updated: 1.126 -> 1.127
---
Log message:

For PR761: http://llvm.org/PR761 :
The Module::setEndianness and Module::setPointerSize methods have been
removed. Instead you can get/set the DataLayout. Adjust thise accordingly.


---
Diffs of the changes:  (+14 -8)

 LinkModules.cpp |   22 ++++++++++++++--------
 1 files changed, 14 insertions(+), 8 deletions(-)


Index: llvm/lib/Linker/LinkModules.cpp
diff -u llvm/lib/Linker/LinkModules.cpp:1.126 llvm/lib/Linker/LinkModules.cpp:1.127
--- llvm/lib/Linker/LinkModules.cpp:1.126	Fri Jan 12 01:05:13 2007
+++ llvm/lib/Linker/LinkModules.cpp	Fri Jan 26 02:11:39 2007
@@ -849,19 +849,25 @@
   assert(Dest != 0 && "Invalid Destination module");
   assert(Src  != 0 && "Invalid Source Module");
 
+  std::string DataLayout;
+
   if (Dest->getEndianness() == Module::AnyEndianness)
-    Dest->setEndianness(Src->getEndianness());
+    if (Src->getEndianness() == Module::BigEndian)
+      DataLayout.append("E");
+    else if (Src->getEndianness() == Module::LittleEndian)
+      DataLayout.append("e");
   if (Dest->getPointerSize() == Module::AnyPointerSize)
-    Dest->setPointerSize(Src->getPointerSize());
+    if (Src->getPointerSize() == Module::Pointer64)
+      DataLayout.append(DataLayout.length() == 0 ? "p:64:64" : "-p:64:64");
+    else if (Src->getPointerSize() == Module::Pointer32)
+      DataLayout.append(DataLayout.length() == 0 ? "p:32:32" : "-p:32:32");
   if (Dest->getTargetTriple().empty())
     Dest->setTargetTriple(Src->getTargetTriple());
+  Dest->setDataLayout(DataLayout);
 
-  if (Src->getEndianness() != Module::AnyEndianness &&
-      Dest->getEndianness() != Src->getEndianness())
-    cerr << "WARNING: Linking two modules of different endianness!\n";
-  if (Src->getPointerSize() != Module::AnyPointerSize &&
-      Dest->getPointerSize() != Src->getPointerSize())
-    cerr << "WARNING: Linking two modules of different pointer size!\n";
+  if (Src->getDataLayout().length() > 0 && Dest->getDataLayout().length() > 0 &&
+      Src->getDataLayout().compare(Dest->getDataLayout()) != 0)
+    cerr << "WARNING: Linking two modules of different data layouts!\n";
   if (!Src->getTargetTriple().empty() &&
       Dest->getTargetTriple() != Src->getTargetTriple())
     cerr << "WARNING: Linking two modules of different target triples!\n";






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