[KIKIMR-15108] Add perf programs to build

ref:8f081efde09627da76e52231d32a83e34b78c1e4

1 files changed, 102 insertions, 0 deletions

diff --git a/library/cpp/balloc/setup/alloc.cpp b/library/cpp/balloc/setup/alloc.cpp
new file mode 100644
index 00000000000..f32b15df39b
--- /dev/null
+++ b/library/cpp/balloc/setup/alloc.cpp
@@ -0,0 +1,102 @@
+#include <new>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "alloc.h"
+#include "enable.h"
+#include <util/system/platform.h>
+
+namespace NAllocSetup {
+    size_t softLimit = size_t(-1);
+    size_t hardLimit = size_t(-1);
+    size_t allocationThreshold = size_t(-1);
+    size_t softReclaimDivisor = 100;
+    size_t angryReclaimDivisor = 100;
+
+    struct TThrowInfo {
+        size_t CurrSize;
+        size_t MaxSize;
+    };
+#if defined(_unix_) && !defined(_darwin_)
+    __thread TThrowInfo info;
+    void ThrowOnError(size_t allocSize) {
+        info.CurrSize += allocSize;
+        if (info.MaxSize && info.MaxSize < info.CurrSize) {
+#ifndef NDEBUG
+            __builtin_trap();
+#endif
+            info.CurrSize = 0;
+            throw std::bad_alloc();
+        }
+    }
+    void SetThrowConditions(size_t currSize, size_t maxSize) {
+        info.CurrSize = currSize;
+        info.MaxSize = maxSize;
+    }
+#else  // _unix_ && ! _darwin_
+    void ThrowOnError(size_t /*allocSize*/) {
+    }
+    void SetThrowConditions(size_t /*currSize*/, size_t /*maxSize*/) {
+    }
+#endif // _unix_ && ! _darwin_
+
+    void SetSoftLimit(size_t softLimit_) {
+        softLimit = softLimit_;
+    }
+    void SetHardLimit(size_t hardLimit_) {
+        hardLimit = hardLimit_;
+    }
+    void SetAllocationThreshold(size_t allocationThreshold_) {
+        allocationThreshold = allocationThreshold_;
+    }
+    void SetSoftReclaimDivisor(size_t softReclaimDivisor_) {
+        softReclaimDivisor = softReclaimDivisor_;
+    }
+    void SetAngryReclaimDivisor(size_t angryReclaimDivisor_) {
+        angryReclaimDivisor = angryReclaimDivisor_;
+    }
+    size_t GetSoftLimit() {
+        return softLimit;
+    }
+    size_t GetHardLimit() {
+        return hardLimit;
+    }
+    size_t GetAllocationThreshold() {
+        return allocationThreshold;
+    }
+    size_t GetSoftReclaimDivisor() {
+        return softReclaimDivisor;
+    }
+    size_t GetAngryReclaimDivisor() {
+        return angryReclaimDivisor;
+    }
+
+    size_t allocSize;
+    size_t totalAllocSize;
+    size_t gcSize;
+
+    size_t GetTotalAllocSize() {
+        return totalAllocSize;
+    }
+    size_t GetCurSize() {
+        return allocSize;
+    }
+    size_t GetGCSize() {
+        return gcSize;
+    }
+
+    bool CanAlloc(size_t allocSize_, size_t totalAllocSize_) {
+        allocSize = allocSize_;
+        totalAllocSize = totalAllocSize_;
+        return allocSize_ < hardLimit || totalAllocSize_ < allocationThreshold;
+    }
+    bool NeedReclaim(size_t gcSize_, size_t counter) {
+        gcSize = gcSize_;
+        size_t limit = gcSize_ < softLimit ? softReclaimDivisor : angryReclaimDivisor;
+        return counter > limit;
+    }
+
+    bool IsEnabledByDefault() {
+        return EnableByDefault;
+    }
+}