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91 lines
2.7 KiB
91 lines
2.7 KiB
/**************************************************************************
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*
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* Copyright (C) 2019 Chromium.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef VIRGL_UTIL_H
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#define VIRGL_UTIL_H
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#include <stdint.h>
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#include <stdbool.h>
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#define TRACE_WITH_PERFETTO 1
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#define TRACE_WITH_STDERR 2
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#define BIT(n) (UINT32_C(1) << (n))
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static inline bool has_bit(uint32_t mask, uint32_t bit)
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{
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return !!(mask & bit);
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}
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static inline bool has_bits(uint32_t mask, uint32_t bits)
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{
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return !!((mask & bits) == bits);
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}
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static inline bool is_only_bit(uint32_t mask, uint32_t bit)
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{
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return (mask == bit);
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}
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unsigned hash_func_u32(void *key);
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int compare_func(void *key1, void *key2);
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bool has_eventfd(void);
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int create_eventfd(unsigned int initval);
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int write_eventfd(int fd, uint64_t val);
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void flush_eventfd(int fd);
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#ifdef ENABLE_TRACING
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void trace_init(void);
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char *trace_begin(const char* scope);
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char *trace_begin_fmt(const char* format, ...);
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void trace_end(char **dummy);
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#define TRACE_INIT() trace_init()
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#define TRACE_FUNC() \
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char *trace_dummy __attribute__((cleanup (trace_end), unused)) = \
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trace_begin(__func__)
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#define TRACE_SCOPE(SCOPE) \
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char *trace_dummy __attribute__((cleanup (trace_end), unused)) = \
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trace_begin(SCOPE)
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#define TRACE_SCOPE_FMT(FORMAT, ...) \
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char *trace_dummy __attribute__((cleanup (trace_end), unused)) = \
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trace_begin_fmt(FORMAT, __VA_ARGS__)
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#else
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#define TRACE_INIT()
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#define TRACE_FUNC()
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#define TRACE_SCOPE(FORMAT, ...)
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#define TRACE_SCOPE_FMT(FORMAT, ...)
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#endif
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#endif /* VIRGL_UTIL_H */
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