Implement x86 support for @llvm.prefetch. It corresponds to prefetcht{0|1|2} and...

[oota-llvm.git] / include / llvm / CodeGen / SelectionDAGNodes.h

diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index 025e9ecea7cfe956d695233728bcf6dfc3022a49..0d0158ac3a9ef15c45a502d108ac7d9bb27878f6 100644 (file)
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -591,6 +591,11 @@ namespace ISD {
     // TRAP - Trapping instruction
     TRAP,
 
+    // PREFETCH - This corresponds to a prefetch intrinsic. It takes chains are
+    // their first operand. The other operands are the address to prefetch,
+    // read / write specifier, and locality specifier.
+    PREFETCH,
+
     // OUTCHAIN = MEMBARRIER(INCHAIN, load-load, load-store, store-load, 
     //                       store-store, device)
     // This corresponds to the memory.barrier intrinsic.