Add new form of ldr/str (immediate) to ARM integrated assembler.

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 829 matching lines @@
     emitUsingTextFixup(Func);
 }
 
 void InstARM32Label::dump(const Cfg *Func) const {
   if (!BuildDefs::dump())
     return;
   Ostream &Str = Func->getContext()->getStrDump();
   Str << getName(Func) << ":";
 }
 
+template <InstARM32::InstKindARM32 K>
+void InstARM32LoadBase<K>::emitIAS(const Cfg *Func) const {
+  emitUsingTextFixup(Func);
+}
+
 template <> void InstARM32Ldr::emit(const Cfg *Func) const {
   if (!BuildDefs::dump())
     return;
   Ostream &Str = Func->getContext()->getStrEmit();
   assert(getSrcSize() == 1);
   assert(getDest()->hasReg());
   Variable *Dest = getDest();
   Type DestTy = Dest->getType();
   const bool DestIsVector = isVectorType(DestTy);
   const bool DestIsScalarFloat = isScalarFloatingType(DestTy);
   const char *ActualOpcode =
       DestIsVector ? "vld1" : (DestIsScalarFloat ? "vldr" : "ldr");
   const char *VectorMarker = DestIsVector ? ".64" : "";
   const char *WidthString = DestIsVector ? "" : getWidthString(DestTy);
   Str << "\t" << ActualOpcode << WidthString << getPredicate() << VectorMarker
       << "\t";
   getDest()->emit(Func);
   Str << ", ";
   getSrc(0)->emit(Func);
 }
 
+template <> void InstARM32Ldr::emitIAS(const Cfg *Func) const {
+  assert(getSrcSize() == 1);
+  Variable *Dest = getDest();
+  Type DestTy = Dest->getType();
+  ARM32::AssemblerARM32 *Asm = Func->getAssembler<ARM32::AssemblerARM32>();
+  if (isVectorType(DestTy) || isScalarFloatingType(DestTy))
+    // TODO(kschimpf) Handle case.
+    Asm->setNeedsTextFixup();
+  else
+    Asm->ldr(Dest, getSrc(0), getPredicate());
+  if (Asm->needsTextFixup())
+    emitUsingTextFixup(Func);
+}
+
 template <> void InstARM32Ldrex::emit(const Cfg *Func) const {
   if (!BuildDefs::dump())
     return;
   Ostream &Str = Func->getContext()->getStrEmit();
   assert(getSrcSize() == 1);
   assert(getDest()->hasReg());
   Variable *Dest = getDest();
   Type DestTy = Dest->getType();
   assert(isScalarIntegerType(DestTy));
   const char *WidthString = getWidthString(DestTy);
@@ skipping 209 matching lines @@
   const char *Opcode =
       IsVectorStore ? "vst1" : (isScalarFloatingType(Ty) ? "vstr" : "str");
   const char *VecEltWidthString = IsVectorStore ? ".64" : "";
   Str << "\t" << Opcode << getWidthString(Ty) << getPredicate()
       << VecEltWidthString << "\t";
   getSrc(0)->emit(Func);
   Str << ", ";
   getSrc(1)->emit(Func);
 }
 
+void InstARM32Str::emitIAS(const Cfg *Func) const {
+  assert(getSrcSize() == 2);
+  Type Ty = getSrc(0)->getType();
+  ARM32::AssemblerARM32 *Asm = Func->getAssembler<ARM32::AssemblerARM32>();
+  if (isVectorType(Ty) || isScalarFloatingType(Ty))
+    // TODO(kschimpf) Handle case.
+    Asm->setNeedsTextFixup();
+  else
+    Asm->str(getSrc(0), getSrc(1), getPredicate());
+  if (Asm->needsTextFixup())
+    emitUsingTextFixup(Func);
+}
+
 void InstARM32Str::dump(const Cfg *Func) const {
   if (!BuildDefs::dump())
     return;
   Ostream &Str = Func->getContext()->getStrDump();
   Type Ty = getSrc(0)->getType();
   dumpOpcodePred(Str, "str", Ty);
   Str << " ";
   getSrc(1)->dump(Func);
   Str << ", ";
   getSrc(0)->dump(Func);
@@ skipping 343 matching lines @@
 template class InstARM32ThreeAddrGPR<InstARM32::Sbc>;
 template class InstARM32ThreeAddrGPR<InstARM32::Sdiv>;
 template class InstARM32ThreeAddrGPR<InstARM32::Sub>;
 template class InstARM32ThreeAddrGPR<InstARM32::Udiv>;
 
 template class InstARM32ThreeAddrFP<InstARM32::Vadd>;
 template class InstARM32ThreeAddrFP<InstARM32::Vdiv>;
 template class InstARM32ThreeAddrFP<InstARM32::Vmul>;
 template class InstARM32ThreeAddrFP<InstARM32::Vsub>;
 
+template class InstARM32LoadBase<InstARM32::Ldr>;
+template class InstARM32LoadBase<InstARM32::Ldrex>;
+
 template class InstARM32TwoAddrGPR<InstARM32::Movt>;
 
 } // end of namespace Ice