[llvm-commits] [llvm] r154247 - in /llvm/trunk: docs/ReleaseNotes.html lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp

[NAKAMURA Takumi]

Author: chapuni
Date: Fri Apr  6 21:24:20 2012
New Revision: 154247

URL: http://llvm.org/viewvc/llvm-project?rev=154247&view=rev
Log:
Target/X86/MCTargetDesc/X86MCAsmInfo.cpp: Enable DwarfCFI (aka DW2) on Cygming.

Cygwin-1.7 supports dw2. Some recent mingw distros support one, too.
I have confirmed test-suite/SingleSource/Benchmarks/Shootout-C++/except.cpp can pass on Cygwin.

Modified:
    llvm/trunk/docs/ReleaseNotes.html
    llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp

Modified: llvm/trunk/docs/ReleaseNotes.html
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/docs/ReleaseNotes.html?rev=154247&r1=154246&r2=154247&view=diff
==============================================================================
--- llvm/trunk/docs/ReleaseNotes.html (original)
+++ llvm/trunk/docs/ReleaseNotes.html Fri Apr  6 21:24:20 2012
@@ -384,6 +384,7 @@
   <li>Call instructions use the new register mask operands for faster compile
   times and better support for different calling conventions.  The old WINCALL
   instructions are no longer needed.</li>
+  <li>DW2 Exception Handling is enabled on Cygwin and MinGW.</li>
 </ul>
 
 </div>

Modified: llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp?rev=154247&r1=154246&r2=154247&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp Fri Apr  6 21:24:20 2012
@@ -155,4 +155,7 @@
   AssemblerDialect = AsmWriterFlavor;
 
   TextAlignFillValue = 0x90;
+
+  // Exceptions handling
+  ExceptionsType = ExceptionHandling::DwarfCFI;
 }