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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
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