From bc57891aa060a52c91e2af93b2b672ecaff13115 Mon Sep 17 00:00:00 2001
From: apostolos <apostolos.tapsas@vectorcamp.gr>
Date: Wed, 22 Sep 2021 12:05:28 +0300
Subject: [PATCH] Unify benchmarks, more accurate measurements

---
 benchmarks/noodle.cpp | 68 -------------------------------------------
 1 file changed, 68 deletions(-)
 delete mode 100644 benchmarks/noodle.cpp

diff --git a/benchmarks/noodle.cpp b/benchmarks/noodle.cpp
deleted file mode 100644
index e5e56b52..00000000
--- a/benchmarks/noodle.cpp
+++ /dev/null
@@ -1,68 +0,0 @@
-#include <iostream>
-#include "ue2common.h"
-#include "benchmarks.hpp"
-#include "hwlm/noodle_build.h"
-#include "hwlm/noodle_engine.h"
-#include "hwlm/hwlm.h"
-#include "hwlm/hwlm_literal.h"
-#include "scratch.h"
-#include <vector>
-#include <chrono>
-#include <memory>
-
-
-struct hlmMatchEntry {
-    size_t to;
-    u32 id;
-    hlmMatchEntry(size_t end, u32 identifier) :
-            to(end), id(identifier) {}
-};
-
-std::vector<hlmMatchEntry> ctxt;
-
-static
-hwlmcb_rv_t hlmSimpleCallback(size_t to, u32 id,
-                              UNUSED struct hs_scratch *scratch) {
-    DEBUG_PRINTF("match @%zu = %u\n", to, id);
-
-    ctxt.push_back(hlmMatchEntry(to, id));
-
-    return HWLM_CONTINUE_MATCHING;
-}
-
-void noodle_benchmarks(int size, int loops, const char *lit_str, int lit_len, char nocase){
-    ctxt.clear();
-    std::unique_ptr<u8 []> data ( new u8[size] );
-    memset(data.get(), 'a', size);
-    double total_sec = 0.0;
-    u64a transferred_size = 0;
-    double avg_time = 0.0;
-    double max_bw = 0.0;
-    double bandwitdh = 0.0;
-    u32 id = 1000;
-    ue2::hwlmLiteral lit(std::string(lit_str, lit_len), nocase, id);
-    auto n = ue2::noodBuildTable(lit);
-    assert(n != nullptr);
-    struct hs_scratch scratch;
-    auto start = std::chrono::steady_clock::now(); 
-    for (int i = 0; i < loops; i++){ 
-        noodExec(n.get(), data.get(), size, 0, hlmSimpleCallback, &scratch); 
-    }
-    auto end = std::chrono::steady_clock::now();
-    total_sec += std::chrono::duration_cast<std::chrono::microseconds>(end - start).count();
-    /*calculate transferred size*/
-    transferred_size = size * loops;
-    /*calculate average time*/
-    avg_time = total_sec / loops;
-    /*convert microseconds to seconds*/
-    total_sec /= 1000000.0;
-    /*calculate maximum bandwidth*/
-    max_bw = transferred_size / total_sec;
-    /*convert to MB/s*/
-    max_bw /= 1048576.0;
-    /*calculate average bandwidth*/
-    bandwitdh = max_bw / loops;
-    printf(KMAG "Case with %u matches in random pos with %u * %u iterations," KBLU " total elapsed time =" RST " %.3f s, " 
-           KBLU "average time per call =" RST " %.3f μs," KBLU " bandwidth = " RST " %.3f MB/s," KBLU " average bandwidth =" RST " %.3f MB/s \n",
-           lit_len, size ,loops, total_sec, avg_time, max_bw, bandwitdh);    
-}
\ No newline at end of file