Changeset a96691d

Timestamp:

May 4, 2018, 12:11:25 PM (6 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, deferred_resn, demangler, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, with_gc

Children:

1752d0e

Parents:

ecaeac6e

Message:

Better formatting for heap stats

File:

• src/Common/Heap.cc (modified) (1 diff)

src/Common/Heap.cc

@@ -46 +46 @@
                 }
 
+                void print(size_t value, size_t total) {
+                        std::cerr << std::setw(12) << value;
+                        std::cerr << "(" << std::setw(3);
+                        std::cerr << (value == 0 ? 0 : value * 100 / total);
+                        std::cerr << "%) | ";
+                }
+
+                void print(const StatBlock& stat, size_t nc, size_t total_mallocs, size_t total_frees) {
+                        std::cerr << std::setw(nc) << stat.name;
+                        std::cerr << " | ";
+
+                        print(stat.mallocs, total_mallocs);
+                        print(stat.frees  , total_frees  );
+                        std::cerr << "\n";
+                }
+
+                void print(char c, size_t nc) {
+                        for(size_t i = 0; i < nc; i++) {
+                                std::cerr << c;
+                        }
+                        std::cerr << '\n';
+                }
+
                 void printStats() {
                         size_t nc = 0;
+                        size_t total_mallocs = 0;
+                        size_t total_frees   = 0;
                         for(size_t i = 0; i < passes_cnt; i++) {
                                 nc = std::max(nc, std::strlen(passes[i].name));
+                                total_mallocs += passes[i].mallocs;
+                                total_frees   += passes[i].frees;
                         }
+                        size_t nct = nc + 44;
 
                         const char * const title = "Heap Usage Statistic";
-                        for(size_t i = 0; i < (nc + 30); i++) std::cerr << '='; std::cerr << '\n';
-                        for(size_t i = 0; i < (nc + 30 - std::strlen(title)) / 2; i++) std::cerr << ' ';
+                        print('=', nct);
+                        for(size_t i = 0; i < (nct - std::strlen(title)) / 2; i++) std::cerr << ' ';
                         std::cerr << title << std::endl;
-                        for(size_t i = 0; i < (nc + 30); i++) std::cerr << '-'; std::cerr << '\n';
+                        print('-', nct);
                         std::cerr << std::setw(nc) << "Pass";
-                        std::cerr << " | Malloc Count |   Free Count" << std::endl;
-                        for(size_t i = 0; i < (nc + 30); i++) std::cerr << '-'; std::cerr << '\n';
+                        std::cerr << " |       Malloc Count |         Free Count |" << std::endl;
+
+                        print('-', nct);
                         for(size_t i = 0; i < passes_cnt; i++) {
-                                std::cerr << std::setw(nc) << passes[i].name    << " | ";
-                                std::cerr << std::setw(12) << passes[i].mallocs << " | ";
-                                std::cerr << std::setw(12) << passes[i].frees   << "\n";
+                                print(passes[i], nc, total_mallocs, total_frees);
                         }
+                        print('-', nct);
+                        print({"Sum", total_mallocs, total_frees}, nc, total_mallocs, total_frees);
+
                 }
         #endif