init repo

ronnie

2022-10-14 1504bb53e29d3d46222c0b3ea994fc494b48e153

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// Copyright 2013 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#if V8_TARGET_ARCH_ARM64
 
#include "src/arm64/decoder-arm64.h"
#include "src/globals.h"
#include "src/utils.h"
 
 
namespace v8 {
namespace internal {
 
 
void DispatchingDecoderVisitor::AppendVisitor(DecoderVisitor* new_visitor) {
  visitors_.remove(new_visitor);
  visitors_.push_back(new_visitor);
}
 
 
void DispatchingDecoderVisitor::PrependVisitor(DecoderVisitor* new_visitor) {
  visitors_.remove(new_visitor);
  visitors_.push_front(new_visitor);
}
 
 
void DispatchingDecoderVisitor::InsertVisitorBefore(
    DecoderVisitor* new_visitor, DecoderVisitor* registered_visitor) {
  visitors_.remove(new_visitor);
  std::list<DecoderVisitor*>::iterator it;
  for (it = visitors_.begin(); it != visitors_.end(); it++) {
    if (*it == registered_visitor) {
      visitors_.insert(it, new_visitor);
      return;
    }
  }
  // We reached the end of the list. The last element must be
  // registered_visitor.
  DCHECK(*it == registered_visitor);
  visitors_.insert(it, new_visitor);
}
 
 
void DispatchingDecoderVisitor::InsertVisitorAfter(
    DecoderVisitor* new_visitor, DecoderVisitor* registered_visitor) {
  visitors_.remove(new_visitor);
  std::list<DecoderVisitor*>::iterator it;
  for (it = visitors_.begin(); it != visitors_.end(); it++) {
    if (*it == registered_visitor) {
      it++;
      visitors_.insert(it, new_visitor);
      return;
    }
  }
  // We reached the end of the list. The last element must be
  // registered_visitor.
  DCHECK(*it == registered_visitor);
  visitors_.push_back(new_visitor);
}
 
 
void DispatchingDecoderVisitor::RemoveVisitor(DecoderVisitor* visitor) {
  visitors_.remove(visitor);
}
 
 
#define DEFINE_VISITOR_CALLERS(A)                                \
  void DispatchingDecoderVisitor::Visit##A(Instruction* instr) { \
    if (!(instr->Mask(A##FMask) == A##Fixed)) {                  \
      DCHECK(instr->Mask(A##FMask) == A##Fixed);                 \
    }                                                            \
    std::list<DecoderVisitor*>::iterator it;                     \
    for (it = visitors_.begin(); it != visitors_.end(); it++) {  \
      (*it)->Visit##A(instr);                                    \
    }                                                            \
  }
VISITOR_LIST(DEFINE_VISITOR_CALLERS)
#undef DEFINE_VISITOR_CALLERS
 
 
}  // namespace internal
}  // namespace v8
 
#endif  // V8_TARGET_ARCH_ARM64