[llvm-commits] [llvm-gcc-4.2] r91665 - /llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp

Dan Gohman gohman at apple.com
Thu Dec 17 19:11:27 PST 2009


Author: djg
Date: Thu Dec 17 21:11:27 2009
New Revision: 91665

URL: http://llvm.org/viewvc/llvm-project?rev=91665&view=rev
Log:
Emit signed multiply with the NSW flag.

Modified:
    llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp

Modified: llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp?rev=91665&r1=91664&r2=91665&view=diff

==============================================================================
--- llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp (original)
+++ llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp Thu Dec 17 21:11:27 2009
@@ -3392,6 +3392,8 @@
     V = Builder.CreateNSWAdd(LHS, RHS);
   else if (Opc == Instruction::Sub && TyIsSigned && !flag_wrapv)
     V = Builder.CreateNSWSub(LHS, RHS);
+  else if (Opc == Instruction::Mul && TyIsSigned && !flag_wrapv)
+    V = Builder.CreateNSWMul(LHS, RHS);
   else
     V = Builder.CreateBinOp((Instruction::BinaryOps)Opc, LHS, RHS);
   if (ResTy != Ty)





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