[CodeGen]Add NoVRegs property on PostRASink and ShrinkWrap

Summary:
This change declare that PostRAMachineSinking and ShrinkWrap require NoVRegs
property, so now the MachineFunctionPass can enforce this check.
These passes are disabled in NVPTX & WebAssembly.

Reviewers: dschuff, jlebar, tra, jgravelle-google, MatzeB, sebpop, thegameg, mcrosier

Reviewed By: dschuff, thegameg

Subscribers: jholewinski, jfb, sbc100, aheejin, sunfish, llvm-commits

Differential Revision: https://reviews.llvm.org/D45183

llvm-svn: 329095

1 files changed, 2 insertions, 3 deletions

diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp
index ec6843ee5..8151f25 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp
@@ -264,16 +264,15 @@ void WebAssemblyPassConfig::addPostRegAlloc() {
   // virtual registers. Consider removing their restrictions and re-enabling
   // them.
 
-  // Has no asserts of its own, but was not written to handle virtual regs.
-  disablePass(&ShrinkWrapID);
-
   // These functions all require the NoVRegs property.
   disablePass(&MachineCopyPropagationID);
+  disablePass(&PostRAMachineSinkingID);
   disablePass(&PostRASchedulerID);
   disablePass(&FuncletLayoutID);
   disablePass(&StackMapLivenessID);
   disablePass(&LiveDebugValuesID);
   disablePass(&PatchableFunctionID);
+  disablePass(&ShrinkWrapID);
 
   TargetPassConfig::addPostRegAlloc();
 }