Changeset 227738 in webkit for trunk/Source/JavaScriptCore/bytecode/BytecodeDumper.cpp

Timestamp:

Jan 29, 2018, 9:47:30 AM (8 years ago)

Author:

Matt Lewis

Message:

Unreviewed, rolling out r227725.

This caused internal failures.

Reverted changeset:

"JSC Sampling Profiler: Detect tester and testee when sampling
in RegExp JIT"
​https://bugs.webkit.org/show_bug.cgi?id=152729
​https://trac.webkit.org/changeset/227725

File:

• trunk/Source/JavaScriptCore/bytecode/BytecodeDumper.cpp (modified) (2 diffs)

trunk/Source/JavaScriptCore/bytecode/BytecodeDumper.cpp

@@ -251 +251 @@
 }
 
+static CString regexpToSourceString(RegExp* regExp)
+{
+    char postfix[7] = { '/', 0, 0, 0, 0, 0, 0 };
+    int index = 1;
+    if (regExp->global())
+        postfix[index++] = 'g';
+    if (regExp->ignoreCase())
+        postfix[index++] = 'i';
+    if (regExp->multiline())
+        postfix[index] = 'm';
+    if (regExp->dotAll())
+        postfix[index++] = 's';
+    if (regExp->unicode())
+        postfix[index++] = 'u';
+    if (regExp->sticky())
+        postfix[index++] = 'y';
+
+    return toCString("/", regExp->pattern().impl(), postfix);
+}
+
 static CString regexpName(int re, RegExp* regexp)
 {
-    return toCString(regexp->toSourceString(), "(@re", re, ")");
+    return toCString(regexpToSourceString(regexp), "(@re", re, ")");
 }
 
@@ -1729 +1749 @@
         size_t i = 0;
         do {
-            out.print("  re", i, " = ", block()->regexp(i)->toSourceString(), "\n");
+            out.printf("  re%u = %s\n", static_cast<unsigned>(i), regexpToSourceString(block()->regexp(i)).data());
             ++i;
         } while (i < count);