From 6882a04fb36642862b11efe514251d32070c3d65 Mon Sep 17 00:00:00 2001
From: Konstantin Tokarev <annulen@yandex.ru>
Date: Thu, 25 Aug 2016 19:20:41 +0300
Subject: Imported QtWebKit TP3 (git b57bc6801f1876c3220d5a4bfea33d620d477443)

Change-Id: I3b1d8a2808782c9f34d50240000e20cb38d3680f
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>
---
 Source/JavaScriptCore/bytecode/Opcode.cpp | 37 +++++++++++++++++++++----------
 1 file changed, 25 insertions(+), 12 deletions(-)

(limited to 'Source/JavaScriptCore/bytecode/Opcode.cpp')

diff --git a/Source/JavaScriptCore/bytecode/Opcode.cpp b/Source/JavaScriptCore/bytecode/Opcode.cpp
index 0adc76b28..0d16dfc2f 100644
--- a/Source/JavaScriptCore/bytecode/Opcode.cpp
+++ b/Source/JavaScriptCore/bytecode/Opcode.cpp
@@ -11,7 +11,7 @@
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
  *     its contributors may be used to endorse or promote products derived
  *     from this software without specific prior written permission.
  *
@@ -30,9 +30,11 @@
 #include "config.h"
 #include "Opcode.h"
 
+#include <wtf/PrintStream.h>
+
 #if ENABLE(OPCODE_STATS)
-#include <stdio.h>
-#include <wtf/FixedArray.h>
+#include <array>
+#include <wtf/DataLog.h>
 #endif
 
 using namespace std;
@@ -78,9 +80,9 @@ static int compareOpcodeIndices(const void* left, const void* right)
 
 static int compareOpcodePairIndices(const void* left, const void* right)
 {
-    pair<int, int> leftPair = *(pair<int, int>*) left;
+    std::pair<int, int> leftPair = *(pair<int, int>*) left;
     long long leftValue = OpcodeStats::opcodePairCounts[leftPair.first][leftPair.second];
-    pair<int, int> rightPair = *(pair<int, int>*) right;
+    std::pair<int, int> rightPair = *(pair<int, int>*) right;
     long long rightValue = OpcodeStats::opcodePairCounts[rightPair.first][rightPair.second];
     
     if (leftValue < rightValue)
@@ -102,17 +104,17 @@ OpcodeStats::~OpcodeStats()
         for (int j = 0; j < numOpcodeIDs; ++j)
             totalInstructionPairs += opcodePairCounts[i][j];
 
-    FixedArray<int, numOpcodeIDs> sortedIndices;
+    std::array<int, numOpcodeIDs> sortedIndices;
     for (int i = 0; i < numOpcodeIDs; ++i)
         sortedIndices[i] = i;
     qsort(sortedIndices.data(), numOpcodeIDs, sizeof(int), compareOpcodeIndices);
     
-    pair<int, int> sortedPairIndices[numOpcodeIDs * numOpcodeIDs];
-    pair<int, int>* currentPairIndex = sortedPairIndices;
+    std::pair<int, int> sortedPairIndices[numOpcodeIDs * numOpcodeIDs];
+    std::pair<int, int>* currentPairIndex = sortedPairIndices;
     for (int i = 0; i < numOpcodeIDs; ++i)
         for (int j = 0; j < numOpcodeIDs; ++j)
-            *(currentPairIndex++) = make_pair(i, j);
-    qsort(sortedPairIndices, numOpcodeIDs * numOpcodeIDs, sizeof(pair<int, int>), compareOpcodePairIndices);
+            *(currentPairIndex++) = std::make_pair(i, j);
+    qsort(sortedPairIndices, numOpcodeIDs * numOpcodeIDs, sizeof(std::pair<int, int>), compareOpcodePairIndices);
     
     dataLogF("\nExecuted opcode statistics\n"); 
     
@@ -129,7 +131,7 @@ OpcodeStats::~OpcodeStats()
     dataLogF("2-opcode sequences by frequency: %lld\n\n", totalInstructions);
     
     for (int i = 0; i < numOpcodeIDs * numOpcodeIDs; ++i) {
-        pair<int, int> indexPair = sortedPairIndices[i];
+        std::pair<int, int> indexPair = sortedPairIndices[i];
         long long count = opcodePairCounts[indexPair.first][indexPair.second];
         
         if (!count)
@@ -150,7 +152,7 @@ OpcodeStats::~OpcodeStats()
         dataLogF("\n%s:%s %lld - %.2f%%\n", opcodeNames[index], padOpcodeName((OpcodeID)index, 28), opcodeCount, opcodeProportion * 100.0);
 
         for (int j = 0; j < numOpcodeIDs * numOpcodeIDs; ++j) {
-            pair<int, int> indexPair = sortedPairIndices[j];
+            std::pair<int, int> indexPair = sortedPairIndices[j];
             long long pairCount = opcodePairCounts[indexPair.first][indexPair.second];
             double pairProportion = ((double) pairCount) / ((double) totalInstructionPairs);
         
@@ -185,3 +187,14 @@ void OpcodeStats::resetLastInstruction()
 #endif
 
 } // namespace JSC
+
+namespace WTF {
+
+using namespace JSC;
+
+void printInternal(PrintStream& out, OpcodeID opcode)
+{
+    out.print(opcodeNames[opcode]);
+}
+
+} // namespace WTF
-- 
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