[llvm-commits] [llvm] r116022 - /llvm/trunk/lib/Target/ARM/ARMMCCodeEmitter.cpp

[Jim Grosbach]

Author: grosbach
Date: Thu Oct  7 19:39:21 2010
New Revision: 116022

URL: http://llvm.org/viewvc/llvm-project?rev=116022&view=rev
Log:
Enable binary encoding of some simple instructions.

Modified:
    llvm/trunk/lib/Target/ARM/ARMMCCodeEmitter.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMMCCodeEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMMCCodeEmitter.cpp?rev=116022&r1=116021&r2=116022&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMMCCodeEmitter.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMMCCodeEmitter.cpp Thu Oct  7 19:39:21 2010
@@ -112,6 +112,8 @@
   unsigned Opcode = MI.getOpcode();
   const TargetInstrDesc &Desc = TII.get(Opcode);
   uint64_t TSFlags = Desc.TSFlags;
+  // Keep track of the current byte being emitted.
+  unsigned CurByte = 0;
 
   // Pseudo instructions don't get encoded.
   if ((TSFlags & ARMII::FormMask) == ARMII::Pseudo)
@@ -119,6 +121,12 @@
 
   ++MCNumEmitted;  // Keep track of the # of mi's emitted
   switch (TSFlags & ARMII::FormMask) {
+  case ARMII::BrMiscFrm:
+  case ARMII::MiscFrm: {
+    unsigned Value = getBinaryCodeForInstr(MI);
+    EmitConstant(Value, 4, CurByte, OS);
+    break;
+  }
   default: {
     llvm_unreachable("Unhandled instruction encoding format!");
     break;