Subzero: For filetype=asm, don't print a blank line for pseudo instrs.

src/IceInstARM32.cpp

 //===- subzero/src/IceInstARM32.cpp - ARM32 instruction implementation ----===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 1070 matching lines @@
   // TODO(jpp): Improve FP register save/restore.
   if (!BuildDefs::dump())
     return;
   SizeT IntegerCount = 0;
   for (const Operand *Op : Dests) {
     if (isScalarIntegerType(Op->getType())) {
       ++IntegerCount;
     }
   }
   Ostream &Str = Func->getContext()->getStrEmit();
+  bool NeedNewline = false;
   if (IntegerCount != 0) {
     Str << "\t"
         << "pop"
         << "\t{";
     bool PrintComma = false;
     for (const Operand *Op : Dests) {
       if (isScalarIntegerType(Op->getType())) {
         if (PrintComma)
           Str << ", ";
         Op->emit(Func);
         PrintComma = true;
       }
     }
-    Str << "}\n";
+    Str << "}";
+    NeedNewline = true;
   }
 
   for (const Operand *Op : Dests) {
     if (isScalarIntegerType(Op->getType()))
       continue;
     startNextInst(Func);
+    if (NeedNewline) {
+      Str << "\n";
+      NeedNewline = false;
+    }
     Str << "\t"
         << "vpop"
         << "\t{";
     Op->emit(Func);
-    Str << "}\n";
+    Str << "}";
+    NeedNewline = true;
   }
+  assert(NeedNewline); // caller will add the newline
 }
 
 void InstARM32Pop::dump(const Cfg *Func) const {
   if (!BuildDefs::dump())
     return;
   Ostream &Str = Func->getContext()->getStrDump();
   Str << "pop"
       << " ";
   for (SizeT I = 0; I < Dests.size(); ++I) {
     if (I > 0)
@@ skipping 575 matching lines @@
 template class InstARM32UnaryopGPR<InstARM32::Uxt, true>;
 template class InstARM32UnaryopFP<InstARM32::Vsqrt>;
 
 template class InstARM32FourAddrGPR<InstARM32::Mla>;
 template class InstARM32FourAddrGPR<InstARM32::Mls>;
 
 template class InstARM32CmpLike<InstARM32::Cmp>;
 template class InstARM32CmpLike<InstARM32::Tst>;
 
 } // end of namespace Ice