New preselection pass that specializes LLVM code for a target machine,

while remaining in legal portable LLVM form and preserving type
information and type safety.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3759 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/PreSelection.h b/include/llvm/CodeGen/PreSelection.h
new file mode 100644 (file)
index 0000000..42913fd
--- /dev/null
+++ b/include/llvm/CodeGen/PreSelection.h
@@ -0,0 +1,16 @@
+//===-- llvm/CodeGen/PreSelection.h ----------------------------*- C++ -*--===//
+//
+// External interface to pre-selection pass that specializes LLVM
+// code for a target machine.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CODEGEN_PRE_SELECTION_H
+#define LLVM_CODEGEN_PRE_SELECTION_H
+
+class TargetMachine;
+class Pass;
+
+Pass *createPreSelectionPass(TargetMachine &Target);
+
+#endif