[llvm-commits] [llvm-gcc-4.2] r74123 - /llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp

[Dale Johannesen]

Author: johannes
Date: Wed Jun 24 16:53:10 2009
New Revision: 74123

URL: http://llvm.org/viewvc/llvm-project?rev=74123&view=rev
Log:
More resurrection of int complex.
gcc.c-torture/execute/complex-6.c


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=74123&r1=74122&r2=74123&view=diff

==============================================================================
--- llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp (original)
+++ llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp Wed Jun 24 16:53:10 2009
@@ -3120,8 +3120,13 @@
   // Handle complex numbers: -(a+ib) = -a + i*-b
   Value *R, *I;
   EmitLoadFromComplex(R, I, Tmp);
-  R = Builder.CreateFNeg(R);
-  I = Builder.CreateFNeg(I);
+  if (R->getType()->isFloatingPoint()) {
+    R = Builder.CreateFNeg(R);
+    I = Builder.CreateFNeg(I);
+  } else {
+    R = Builder.CreateNeg(R);
+    I = Builder.CreateNeg(I);
+  }
   EmitStoreToComplex(*DestLoc, R, I);
   return 0;
 }
@@ -3137,7 +3142,10 @@
   // Handle complex numbers: ~(a+ib) = a + i*-b
   Value *R, *I;
   EmitLoadFromComplex(R, I, Tmp);
-  I = Builder.CreateFNeg(I);
+  if (I->getType()->isFloatingPoint())
+    I = Builder.CreateFNeg(I);
+  else
+    I = Builder.CreateNeg(I);
   EmitStoreToComplex(*DestLoc, R, I);
   return 0;
 }
@@ -4550,6 +4558,8 @@
       return false;
     }
 
+    // This treats everything as unknown, and is minimally defensible as
+    // correct, although completely useless.
     if (tree_low_cst (ObjSizeTree, 0) < 2)
       Result = ConstantInt::getAllOnesValue(TD.getIntPtrType());
     else