commit eebd9d2165a705ce6a8a6b6a7327864189d02785
author Chris Lattner <sabre@nondot.org> Wed May 13 04:37:52 2009 +0000
committer Chris Lattner <sabre@nondot.org> Wed May 13 04:37:52 2009 +0000
tree 3f34e67bce699c5b6c6233209ef3ff8054589209
parent 38aeec7299c48cb79523f7f89776fb258c84aeea

add support for __sync_nand_and_fetch and __sync_fetch_and_nand,
rdar://6880573


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71636 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/CGBuiltin.cpp

diff --git a/lib/CodeGen/CGBuiltin.cpp b/lib/CodeGen/CGBuiltin.cpp
index 8e78c2f..bddbf4c 100644
--- a/lib/CodeGen/CGBuiltin.cpp
+++ b/lib/CodeGen/CGBuiltin.cpp
@@ -49,6 +49,11 @@
   Value *Ptr = CGF.EmitScalarExpr(E->getArg(0));
   Value *Operand = CGF.EmitScalarExpr(E->getArg(1));
   Value *Result = CGF.Builder.CreateCall2(AtomF, Ptr, Operand);
+  
+  if (Id == Intrinsic::atomic_load_nand)
+    Result = CGF.Builder.CreateNot(Result);
+  
+  
   return RValue::get(CGF.Builder.CreateBinOp(Op, Result, Operand));
 }
 
@@ -359,7 +364,13 @@
   case Builtin::BI__sync_fetch_and_xor_8:
   case Builtin::BI__sync_fetch_and_xor_16:
     return EmitBinaryAtomic(*this, Intrinsic::atomic_load_xor, E);
-  
+  case Builtin::BI__sync_fetch_and_nand_1:
+  case Builtin::BI__sync_fetch_and_nand_2:
+  case Builtin::BI__sync_fetch_and_nand_4:
+  case Builtin::BI__sync_fetch_and_nand_8:
+  case Builtin::BI__sync_fetch_and_nand_16:
+    return EmitBinaryAtomic(*this, Intrinsic::atomic_load_nand, E);
+      
   // Clang extensions: not overloaded yet.
   case Builtin::BI__sync_fetch_and_min:
     return EmitBinaryAtomic(*this, Intrinsic::atomic_load_min, E);
@@ -405,7 +416,14 @@
   case Builtin::BI__sync_xor_and_fetch_16:
     return EmitBinaryAtomicPost(*this, Intrinsic::atomic_load_xor, E,
                                 llvm::Instruction::Xor);
-
+  case Builtin::BI__sync_nand_and_fetch_1:
+  case Builtin::BI__sync_nand_and_fetch_2:
+  case Builtin::BI__sync_nand_and_fetch_4:
+  case Builtin::BI__sync_nand_and_fetch_8:
+  case Builtin::BI__sync_nand_and_fetch_16:
+    return EmitBinaryAtomicPost(*this, Intrinsic::atomic_load_nand, E,
+                                llvm::Instruction::And);
+      
   case Builtin::BI__sync_val_compare_and_swap_1:
   case Builtin::BI__sync_val_compare_and_swap_2:
   case Builtin::BI__sync_val_compare_and_swap_4: