[PATCH] D19292: [PATCH] [Mips] [MSan] VarArgMIPS64Helper: Use target's endian, not host's.

[Marcin Kościelnicki via llvm-commits]

koriakin created this revision.
koriakin added a reviewer: eugenis.
koriakin added a subscriber: llvm-commits.
koriakin set the repository for this revision to rL LLVM.
koriakin added a project: Sanitizers.

Ugh.

Repository:
  rL LLVM

http://reviews.llvm.org/D19292

Files:
  lib/Transforms/Instrumentation/MemorySanitizer.cpp

Index: lib/Transforms/Instrumentation/MemorySanitizer.cpp
===================================================================
--- lib/Transforms/Instrumentation/MemorySanitizer.cpp
+++ lib/Transforms/Instrumentation/MemorySanitizer.cpp
@@ -2965,15 +2965,16 @@
     const DataLayout &DL = F.getParent()->getDataLayout();
     for (CallSite::arg_iterator ArgIt = CS.arg_begin() + 1, End = CS.arg_end();
          ArgIt != End; ++ArgIt) {
+      llvm::Triple TargetTriple(F.getParent()->getTargetTriple());
       Value *A = *ArgIt;
       Value *Base;
       uint64_t ArgSize = DL.getTypeAllocSize(A->getType());
-#if defined(__MIPSEB__) || defined(MIPSEB)
-      // Adjusting the shadow for argument with size < 8 to match the placement
-      // of bits in big endian system
-      if (ArgSize < 8)
-        VAArgOffset += (8 - ArgSize);
-#endif
+      if (TargetTriple.getArch() == llvm::Triple::mips64) {
+        // Adjusting the shadow for argument with size < 8 to match the placement
+        // of bits in big endian system
+        if (ArgSize < 8)
+          VAArgOffset += (8 - ArgSize);
+      }
       Base = getShadowPtrForVAArgument(A->getType(), IRB, VAArgOffset);
       VAArgOffset += ArgSize;
       VAArgOffset = alignTo(VAArgOffset, 8);


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