Vendor import of llvm trunk r135360:

http://llvm.org/svn/llvm-project/llvm/trunk@135360

1 files changed, 8 insertions, 5 deletions

diff --git a/utils/TableGen/FixedLenDecoderEmitter.cpp b/utils/TableGen/FixedLenDecoderEmitter.cpp
index 9312fe8..c9dcb01 100644
--- a/utils/TableGen/FixedLenDecoderEmitter.cpp
+++ b/utils/TableGen/FixedLenDecoderEmitter.cpp
@@ -1225,14 +1225,14 @@ bool FixedLenDecoderEmitter::populateInstruction(const CodeGenInstruction &CGI,
   //
   // This also removes pseudo instructions from considerations of disassembly,
   // which is a better design and less fragile than the name matchings.
-  BitsInit &Bits = getBitsField(Def, "Inst");
-  if (Bits.allInComplete()) return false;
-
   // Ignore "asm parser only" instructions.
   if (Def.getValueAsBit("isAsmParserOnly") ||
       Def.getValueAsBit("isCodeGenOnly"))
     return false;
 
+  BitsInit &Bits = getBitsField(Def, "Inst");
+  if (Bits.allInComplete()) return false;
+
   std::vector<OperandInfo> InsnOperands;
 
   // If the instruction has specified a custom decoding hook, use that instead
@@ -1305,8 +1305,10 @@ bool FixedLenDecoderEmitter::populateInstruction(const CodeGenInstruction &CGI,
       RecordRecTy *Type = dynamic_cast<RecordRecTy*>(TI->getType());
       Record *TypeRecord = Type->getRecord();
       bool isReg = false;
+      if (TypeRecord->isSubClassOf("RegisterOperand"))
+        TypeRecord = TypeRecord->getValueAsDef("RegClass");
       if (TypeRecord->isSubClassOf("RegisterClass")) {
-        Decoder = "Decode" + Type->getRecord()->getName() + "RegisterClass";
+        Decoder = "Decode" + TypeRecord->getName() + "RegisterClass";
         isReg = true;
       }
 
@@ -1352,7 +1354,8 @@ bool FixedLenDecoderEmitter::populateInstruction(const CodeGenInstruction &CGI,
 void FixedLenDecoderEmitter::populateInstructions() {
   for (unsigned i = 0, e = NumberedInstructions.size(); i < e; ++i) {
     Record *R = NumberedInstructions[i]->TheDef;
-    if (R->getValueAsString("Namespace") == "TargetOpcode")
+    if (R->getValueAsString("Namespace") == "TargetOpcode" ||
+        R->getValueAsBit("isPseudo"))
       continue;
 
     if (populateInstruction(*NumberedInstructions[i], i))