// Copyright 2013 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/frame-constants.h"
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#if V8_TARGET_ARCH_ARM64
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#include "src/arm64/assembler-arm64-inl.h"
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#include "src/arm64/assembler-arm64.h"
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#include "src/assembler.h"
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#include "src/arm64/frame-constants-arm64.h"
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namespace v8 {
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namespace internal {
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Register JavaScriptFrame::fp_register() { return v8::internal::fp; }
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Register JavaScriptFrame::context_register() { return cp; }
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Register JavaScriptFrame::constant_pool_pointer_register() { UNREACHABLE(); }
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int InterpreterFrameConstants::RegisterStackSlotCount(int register_count) {
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// Round up to a multiple of two, to make the frame a multiple of 16 bytes.
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return RoundUp(register_count, 2);
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}
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int BuiltinContinuationFrameConstants::PaddingSlotCount(int register_count) {
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// Round the total slot count up to a multiple of two, to make the frame a
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// multiple of 16 bytes.
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int slot_count = kFixedSlotCount + register_count;
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int rounded_slot_count = RoundUp(slot_count, 2);
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return rounded_slot_count - slot_count;
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}
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} // namespace internal
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} // namespace v8
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#endif // V8_TARGET_ARCH_ARM64
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