diff options
Diffstat (limited to 'src/base/fast_alloc.cc')
-rw-r--r-- | src/base/fast_alloc.cc | 38 |
1 files changed, 16 insertions, 22 deletions
diff --git a/src/base/fast_alloc.cc b/src/base/fast_alloc.cc index e1298a8bd..a91a99d20 100644 --- a/src/base/fast_alloc.cc +++ b/src/base/fast_alloc.cc @@ -34,7 +34,8 @@ * by permission. */ -#include <assert.h> +#include <cassert> + #include "base/fast_alloc.hh" #if !NO_FAST_ALLOC @@ -45,21 +46,22 @@ void *FastAlloc::freeLists[Num_Buckets]; -#ifdef FAST_ALLOC_STATS +#if FAST_ALLOC_STATS unsigned FastAlloc::newCount[Num_Buckets]; unsigned FastAlloc::deleteCount[Num_Buckets]; unsigned FastAlloc::allocCount[Num_Buckets]; #endif -void *FastAlloc::moreStructs(int bucket) +void * +FastAlloc::moreStructs(int bucket) { assert(bucket > 0 && bucket < Num_Buckets); int sz = bucket * Alloc_Quantum; - const int nstructs = Num_Structs_Per_New; // how many to allocate? + const int nstructs = Num_Structs_Per_New; // how many to allocate? char *p = ::new char[nstructs * sz]; -#ifdef FAST_ALLOC_STATS +#if FAST_ALLOC_STATS ++allocCount[bucket]; #endif @@ -71,14 +73,13 @@ void *FastAlloc::moreStructs(int bucket) return (p + sz); } +#if FAST_ALLOC_DEBUG -#ifdef FAST_ALLOC_DEBUG - -#include <typeinfo> -#include <iostream> #include <iomanip> +#include <iostream> #include <map> #include <string> +#include <typeinfo> using namespace std; @@ -97,7 +98,6 @@ FastAlloc::FastAlloc(FastAlloc *prev, FastAlloc *next) inUseNext = next; } - // constructor: marks as in use, add to in-use list FastAlloc::FastAlloc() { @@ -131,7 +131,6 @@ FastAlloc::~FastAlloc() inUseNext->inUsePrev = inUsePrev; } - // summarize in-use list void FastAlloc::dump_summary() @@ -148,48 +147,43 @@ FastAlloc::dump_summary() cout << " count type\n" << " ----- ----\n"; for (mapiter = typemap.begin(); mapiter != typemap.end(); ++mapiter) - { cout << setw(6) << mapiter->second << " " << mapiter->first << endl; - } } - // show oldest n items on in-use list void FastAlloc::dump_oldest(int n) { // sanity check: don't want to crash the debugger if you forget to // pass in a parameter - if (n < 0 || n > numInUse) - { + if (n < 0 || n > numInUse) { cout << "FastAlloc::dump_oldest: bad arg " << n << " (" << numInUse << " objects in use" << endl; return; } - for (FastAlloc *p = inUseHead.inUsePrev; + for (FastAlloc *p = inUseHead.inUseNext; p != &inUseHead && n > 0; - p = p->inUsePrev, --n) - { + p = p->inUseNext, --n) cout << p << " " << typeid(*p).name() << endl; - } } - // // C interfaces to FastAlloc::dump_summary() and FastAlloc::dump_oldest(). // gdb seems to have trouble with calling C++ functions directly. // +void fast_alloc_summary() { FastAlloc::dump_summary(); } +void fast_alloc_oldest(int n) { FastAlloc::dump_oldest(n); } -#endif +#endif // FAST_ALLOC_DEBUG #endif // NO_FAST_ALLOC |