[llvm] r200654 - Unaligned access is supported on ARMv6 and ARMv7 for the NetBSD target.

[Joerg Sonnenberger]

Author: joerg
Date: Sun Feb  2 15:18:36 2014
New Revision: 200654

URL: http://llvm.org/viewvc/llvm-project?rev=200654&view=rev
Log:
Unaligned access is supported on ARMv6 and ARMv7 for the NetBSD target.
Patch from Matt Thomas.

Modified:
    llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp
    llvm/trunk/lib/Target/ARM/ARMSubtarget.h

Modified: llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp?rev=200654&r1=200653&r2=200654&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp Sun Feb  2 15:18:36 2014
@@ -237,9 +237,10 @@ void ARMSubtarget::resetSubtargetFeature
       // Linux targets support unaligned accesses. The same goes for NaCl.
       //
       // The above behavior is consistent with GCC.
-      AllowsUnalignedMem = (
-          (hasV7Ops() && (isTargetLinux() || isTargetNaCl())) ||
-          (hasV6Ops() && isTargetMachO()));
+      AllowsUnalignedMem =
+          (hasV7Ops() && (isTargetLinux() || isTargetNaCl() ||
+                          isTargetNetBSD())) ||
+          (hasV6Ops() && (isTargetMachO() || isTargetNetBSD()));
       break;
     case StrictAlign:
       AllowsUnalignedMem = false;

Modified: llvm/trunk/lib/Target/ARM/ARMSubtarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMSubtarget.h?rev=200654&r1=200653&r2=200654&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMSubtarget.h (original)
+++ llvm/trunk/lib/Target/ARM/ARMSubtarget.h Sun Feb  2 15:18:36 2014
@@ -311,6 +311,9 @@ public:
   bool isTargetDarwin() const { return TargetTriple.isOSDarwin(); }
   bool isTargetNaCl() const { return TargetTriple.isOSNaCl(); }
   bool isTargetLinux() const { return TargetTriple.isOSLinux(); }
+  bool isTargetNetBSD() const {
+    return TargetTriple.getOS() == Triple::NetBSD;
+  }
 
   bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
   bool isTargetMachO() const { return TargetTriple.isOSBinFormatMachO(); }