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https://github.com/Karaka-Management/cOMS.git
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92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
/**
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* Jingga
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*
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* @copyright Jingga
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* @license OMS License 2.0
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* @version 1.0.0
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* @link https://jingga.app
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*/
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#ifndef TOS_MEMORY_DEBUG_H
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#define TOS_MEMORY_DEBUG_H
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#include <string.h>
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#include <malloc.h>
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#include "../stdlib/Types.h"
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// required for __rdtsc
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#if _WIN32
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#include <intrin.h>
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#else
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#include <x86intrin.h>
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#endif
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struct DebugMemoryRange {
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uint64 start;
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uint64 end;
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uint64 time;
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};
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struct DebugMemory {
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uint64 usage;
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uint64 debug_range_size;
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uint64 debug_range_idx;
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DebugMemoryRange* debug_ranges;
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};
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#if DEBUG
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#define DEBUG_MEMORY(mem, start, end) debug_memory_add_range((mem), (start), (end))
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#define DEBUG_MEMORY_RESET(mem) debug_memory_reset((mem))
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#define DEBUG_MEMORY_FREE(mem, start, end) debug_memory_add_range((mem), (start), (end))
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#else
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#define DEBUG_MEMORY(mem, start, end) ((void) 0)
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#define DEBUG_MEMORY_RESET(mem) ((void) 0)
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#define DEBUG_MEMORY_FREE(mem, start, end) ((void) 0)
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#endif
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void debug_memory_resize(DebugMemory* mem)
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{
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DebugMemoryRange* old = mem->debug_ranges;
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mem->debug_range_size += 100;
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mem->debug_ranges = (DebugMemoryRange *) calloc(mem->debug_range_size, sizeof(DebugMemoryRange));
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if (old) {
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memcpy(mem->debug_ranges, old, mem->debug_range_size - 100);
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free(old);
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}
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}
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void debug_memory_add_range(DebugMemory* mem, uint64 start, uint64 end)
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{
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if (mem->debug_range_idx >= mem->debug_range_size) {
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debug_memory_resize(mem);
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}
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mem->debug_ranges[mem->debug_range_idx].start = start;
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mem->debug_ranges[mem->debug_range_idx].end = end;
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// @question consider to use other time_ms() since __rdtsc is variable (boost, power saving)
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mem->debug_ranges[mem->debug_range_idx].time = __rdtsc();
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++mem->debug_range_idx;
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mem->usage += end - start;
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}
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inline
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void debug_memory_reset(DebugMemory* mem)
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{
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mem->size = 0;
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mem->usage = 0;
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mem->debug_range_idx = 0;
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}
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inline
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void debug_memory_free(DebugMemory* mem)
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{
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free(mem->debug_ranges);
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}
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#endif |