diff options
Diffstat (limited to 'llvm/lib/CodeGen/ResetMachineFunctionPass.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/ResetMachineFunctionPass.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/ResetMachineFunctionPass.cpp b/llvm/lib/CodeGen/ResetMachineFunctionPass.cpp index 554760ff891..f604e431289 100644 --- a/llvm/lib/CodeGen/ResetMachineFunctionPass.cpp +++ b/llvm/lib/CodeGen/ResetMachineFunctionPass.cpp @@ -1,4 +1,4 @@ -//===-- ResetMachineFunctionPass.cpp - Machine Loop Invariant Code Motion Pass ---------===// +//===-- ResetMachineFunctionPass.cpp - Reset Machine Function ----*- C++ -*-==// // // The LLVM Compiler Infrastructure // @@ -6,8 +6,11 @@ // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// -// -// +/// \file +/// This file implements a pass that will conditionally reset a machine +/// function as if it was just created. This is used to provide a fallback +/// mechanism when GlobalISel fails, thus the condition for the reset to +/// happen is that the MachineFunction has the FailedISel property. //===----------------------------------------------------------------------===// #include "llvm/ADT/Statistic.h" |
