WebAssembly: print basic integer assembly.

[oota-llvm.git] / lib / Target / WebAssembly / WebAssemblyTargetMachine.cpp

diff --git a/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp b/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp
index 6f93248bd13ce731fc35e4d83b8c8906bc51b8ff..bac635d76faefb8559ae36cc759703fd954aa7e8 100644 (file)
--- a/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp
+++ b/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp
@@ -166,7 +166,15 @@ void WebAssemblyPassConfig::addPreRegAlloc() {}
 
 void WebAssemblyPassConfig::addRegAllocPasses(bool Optimized) {}
 
-void WebAssemblyPassConfig::addPostRegAlloc() {}
+void WebAssemblyPassConfig::addPostRegAlloc() {
+  // FIXME: the following passes dislike virtual registers. Disable them for now
+  //        so that basic tests can pass. Future patches will remedy this.
+  //
+  // Fails with: Regalloc must assign all vregs.
+  disablePass(&PrologEpilogCodeInserterID);
+  // Fails with: should be run after register allocation.
+  disablePass(&MachineCopyPropagationID);
+}
 
 void WebAssemblyPassConfig::addPreSched2() {}