48 lines
1.0 KiB
C++
48 lines
1.0 KiB
C++
#pragma once
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#include <stdint.h>
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namespace il2cpp
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{
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namespace utils
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{
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class LeaveTargetStack
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{
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public:
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LeaveTargetStack(void* storage) : m_Storage((int32_t*)storage), m_currentIndex(-1)
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{
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}
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void push(int32_t value)
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{
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// This function is rather unsafe. We don't track the size of storage,
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// and assume the caller will not push more values than it has allocated.
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// This function should only be used from generated code, where
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// we control the calls to this function.
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m_currentIndex++;
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m_Storage[m_currentIndex] = value;
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}
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void pop()
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{
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if (m_currentIndex >= 0)
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m_currentIndex--;
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}
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int32_t top() const
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{
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return m_Storage[m_currentIndex];
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}
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bool empty() const
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{
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return m_currentIndex == -1;
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}
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private:
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int32_t* m_Storage;
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int m_currentIndex;
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};
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}
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}
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