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CPU/Recompiler: Write exception exits to far code buffer

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Keeps the hot path nice and clean.
This commit is contained in:
Connor McLaughlin
2019-11-22 17:57:02 +10:00
parent 7b0978119b
commit 11966e4caf
7 changed files with 345 additions and 286 deletions
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16
src/common/jit_code_buffer.h
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@ -4,13 +4,18 @@
class JitCodeBuffer
{
public:
JitCodeBuffer(size_t size = 64 * 1024 * 1024);
JitCodeBuffer(size_t size = 64 * 1024 * 1024, size_t far_code_size = 0);
~JitCodeBuffer();
void Reset();
void* GetFreeCodePointer() const { return m_free_code_ptr; }
size_t GetFreeCodeSpace() const { return (m_code_size - m_code_used); }
void CommitCode(size_t length);
void Reset();
void* GetFreeFarCodePointer() const { return m_free_far_code_ptr; }
size_t GetFreeFarCodeSpace() const { return (m_far_code_size - m_far_code_used); }
void CommitFarCode(size_t length);
/// Adjusts the free code pointer to the specified alignment, padding with bytes.
/// Assumes alignment is a power-of-two.
@ -21,5 +26,12 @@ private:
void* m_free_code_ptr;
size_t m_code_size;
size_t m_code_used;
void* m_far_code_ptr;
void* m_free_far_code_ptr;
size_t m_far_code_size;
size_t m_far_code_used;
size_t m_total_size;
};