The open source OpenXR runtime
i/xrt: Add debugging tools for xrt_reference
Part-of: <https://gitlab.freedesktop.org/monado/monado/-/merge_requests/2499>
authored by
Beyley Cardellio
and committed by
Marge Bot
c6a7804c
ca895cc4
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src/xrt/include/xrt/xrt_defines.h
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src/xrt/include/xrt/xrt_defines.h
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#pragma once
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#include "xrt/xrt_compiler.h"
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#include "xrt/xrt_results.h"
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#include "xrt/xrt_results.h"
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#include <stdio.h>
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#ifdef __cplusplus
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extern "C" {
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*
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*/
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// @note We're not using U_LOG_RAW because we can't include u_logging.h inside xrt_defines.h without causing problems.
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#if 0
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#define XRT_REFERENCE_DEBUG_PRINT(ACTION, PTR, COUNT) \
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do { \
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int32_t __count = (COUNT); \
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printf(#ACTION " %p to %u", (void *)(PTR), __count); \
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if (__count < 0) { \
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XRT_DEBUGBREAK(); \
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} \
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} while (false)
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#else
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#define XRT_REFERENCE_DEBUG_PRINT(ACTION, PTR, COUNT)
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#endif
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/*!
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* Increment the reference, probably want @ref xrt_reference_inc_and_was_zero.
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*
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static inline void
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xrt_reference_inc(struct xrt_reference *xref)
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{
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xrt_atomic_s32_inc_return(&xref->count);
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XRT_MAYBE_UNUSED int32_t count = xrt_atomic_s32_inc_return(&xref->count);
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XRT_REFERENCE_DEBUG_PRINT(Incremented, xref, count);
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}
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/*!
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static inline void
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xrt_reference_dec(struct xrt_reference *xref)
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{
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xrt_atomic_s32_dec_return(&xref->count);
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XRT_MAYBE_UNUSED int32_t count = xrt_atomic_s32_dec_return(&xref->count);
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XRT_REFERENCE_DEBUG_PRINT(Decremented, xref, count);
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}
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/*!
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xrt_reference_inc_and_was_zero(struct xrt_reference *xref)
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{
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int32_t count = xrt_atomic_s32_inc_return(&xref->count);
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XRT_REFERENCE_DEBUG_PRINT(Incremented, xref, count);
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return count == 1;
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}
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···
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xrt_reference_dec_and_is_zero(struct xrt_reference *xref)
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{
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int32_t count = xrt_atomic_s32_dec_return(&xref->count);
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XRT_REFERENCE_DEBUG_PRINT(Decremented, xref, count);
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return count == 0;
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}
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#ifdef __cplusplus
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}