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Unified Diff: tools/android/heap_profiler/heap_profiler.h

Issue 2105873005: Remove tools/android/heap_profiler (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Remove heap_profiler_unittests from all targets Created 4 years, 6 months ago
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Index: tools/android/heap_profiler/heap_profiler.h
diff --git a/tools/android/heap_profiler/heap_profiler.h b/tools/android/heap_profiler/heap_profiler.h
deleted file mode 100644
index 4711f47433695a5e5e91d0124191ad8c24a685ec..0000000000000000000000000000000000000000
--- a/tools/android/heap_profiler/heap_profiler.h
+++ /dev/null
@@ -1,92 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef TOOLS_ANDROID_HEAP_PROFILER_HEAP_PROFILER_H_
-#define TOOLS_ANDROID_HEAP_PROFILER_HEAP_PROFILER_H_
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include "third_party/bsdtrees/tree.h"
-
-#define HEAP_PROFILER_MAGIC_MARKER 0x42beef42L
-#define HEAP_PROFILER_MAX_DEPTH 12
-
-// The allocation is a result of a system malloc() invocation.
-#define HEAP_PROFILER_FLAGS_MALLOC 1
-
-// The allocation is a result of a mmap() invocation.
-#define HEAP_PROFILER_FLAGS_MMAP 2 // Allocation performed through mmap.
-
-// Only in the case of FLAGS_MMAP: The mmap is not anonymous (i.e. file backed).
-#define HEAP_PROFILER_FLAGS_MMAP_FILE 4
-
-// Android only: allocation made by the Zygote (before forking).
-#define HEAP_PROFILER_FLAGS_IN_ZYGOTE 8
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef struct StacktraceEntry {
- uintptr_t frames[HEAP_PROFILER_MAX_DEPTH]; // Absolute addrs of stack frames.
- uint32_t hash; // H(frames), used to keep these entries in a hashtable.
-
- // Total number of bytes allocated through this code path. It is equal to the
- // sum of Alloc instances' length which .bt == this.
- size_t alloc_bytes;
-
- // |next| has a dual purpose. When the entry is used (hence in the hashtable),
- // this is a ptr to the next item in the same bucket. When the entry is free,
- // this is a ptr to the next entry in the freelist.
- struct StacktraceEntry* next;
-} StacktraceEntry;
-
-// Represents a contiguous range of virtual memory which has been allocated by
-// a give code path (identified by the corresponding StacktraceEntry).
-typedef struct Alloc {
- RB_ENTRY(Alloc) rb_node; // Anchor for the RB-tree;
- uintptr_t start;
- uintptr_t end;
- uint32_t flags; // See HEAP_PROFILER_FLAGS_*.
- StacktraceEntry* st; // NULL == free entry.
- struct Alloc* next_free;
-} Alloc;
-
-typedef struct {
- uint32_t magic_start; // The magic marker used to locate the stats mmap.
- uint32_t num_allocs; // The total number of allocation entries present.
- uint32_t max_allocs; // The max number of items in |allocs|.
- uint32_t num_stack_traces; // The total number of stack traces present.
- uint32_t max_stack_traces; // The max number of items in |stack_traces|.
- size_t total_alloc_bytes; // Total allocation bytes tracked.
- Alloc* allocs; // Start of the the Alloc pool.
- StacktraceEntry* stack_traces; // Start of the StacktraceEntry pool.
-} HeapStats;
-
-// Initialize the heap_profiler. The caller has to allocate the HeapStats
-// "superblock", since the way it is mapped is platform-specific.
-void heap_profiler_init(HeapStats* heap_stats);
-
-// Records and allocation. The caller must unwind the stack and pass the
-// frames array. Flags are optionals and don't affect the behavior of the
-// library (they're just kept along and dumped).
-void heap_profiler_alloc(void* addr,
- size_t size,
- uintptr_t* frames,
- uint32_t depth,
- uint32_t flags);
-
-// Frees any allocation (even partial) overlapping with the given range.
-// If old_flags != NULL, it will be filled with the flags of the deleted allocs.
-void heap_profiler_free(void* addr, size_t size, uint32_t* old_flags);
-
-// Cleans up the HeapStats and all the internal data structures.
-void heap_profiler_cleanup(void);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif // TOOLS_ANDROID_HEAP_PROFILER_HEAP_PROFILER_H_
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