From 96899aa847ab7495e3b7baaa413cf50a5eaaffff Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@wolfbeast.com>
Date: Sat, 6 Apr 2019 04:22:27 +0200
Subject: Move part of Parser::functionDefinition into callers.

---
 js/src/frontend/Parser.cpp | 46 +++++++++++++++++++++++++++++-----------------
 js/src/frontend/Parser.h   |  5 ++---
 2 files changed, 31 insertions(+), 20 deletions(-)

(limited to 'js/src')

diff --git a/js/src/frontend/Parser.cpp b/js/src/frontend/Parser.cpp
index 5981881d3..8466d7c1c 100644
--- a/js/src/frontend/Parser.cpp
+++ b/js/src/frontend/Parser.cpp
@@ -3188,22 +3188,14 @@ Parser<ParseHandler>::templateLiteral(YieldHandling yieldHandling)
 
 template <typename ParseHandler>
 typename ParseHandler::Node
-Parser<ParseHandler>::functionDefinition(uint32_t preludeStart, InHandling inHandling,
+Parser<ParseHandler>::functionDefinition(uint32_t preludeStart, Node pn, InHandling inHandling,
                                          YieldHandling yieldHandling,
                                          HandleAtom funName, FunctionSyntaxKind kind,
-                                         GeneratorKind generatorKind, FunctionAsyncKind asyncKind,
-                                         InvokedPrediction invoked)
+                                         GeneratorKind generatorKind, FunctionAsyncKind asyncKind)
 {
     MOZ_ASSERT_IF(kind == Statement, funName);
     MOZ_ASSERT_IF(asyncKind == AsyncFunction, generatorKind == StarGenerator);
 
-    Node pn = handler.newFunctionDefinition();
-    if (!pn)
-        return null();
-
-    if (invoked)
-        pn = handler.setLikelyIIFE(pn);
-
     // Note the declared name and check for early errors.
     bool tryAnnexB = false;
     if (!checkFunctionDefinition(funName, pn, kind, generatorKind, &tryAnnexB))
@@ -3665,9 +3657,13 @@ Parser<ParseHandler>::functionStmt(uint32_t preludeStart, YieldHandling yieldHan
         return null();
     }
 
+    Node pn = handler.newFunctionDefinition();
+    if (!pn)
+        return null();
+
     YieldHandling newYieldHandling = GetYieldHandling(generatorKind, asyncKind);
-    Node fun = functionDefinition(preludeStart, InAllowed, newYieldHandling, name, Statement,
-                                  generatorKind, asyncKind, PredictUninvoked);
+    Node fun = functionDefinition(preludeStart, pn, InAllowed, newYieldHandling,
+                                  name, Statement, generatorKind, asyncKind);
     if (!fun)
         return null();
 
@@ -3716,8 +3712,15 @@ Parser<ParseHandler>::functionExpr(uint32_t preludeStart, InvokedPrediction invo
         tokenStream.ungetToken();
     }
 
-    return functionDefinition(preludeStart, InAllowed, yieldHandling, name, Expression,
-                              generatorKind, asyncKind, invoked);
+    Node pn = handler.newFunctionDefinition();
+    if (!pn)
+        return null();
+
+    if (invoked)
+        pn = handler.setLikelyIIFE(pn);
+
+    return functionDefinition(preludeStart, pn, InAllowed, yieldHandling, name, Expression,
+                              generatorKind, asyncKind);
 }
 
 /*
@@ -7783,7 +7786,11 @@ Parser<ParseHandler>::assignExpr(InHandling inHandling, YieldHandling yieldHandl
             }
         }
 
-        Node arrowFunc = functionDefinition(preludeStart, inHandling, yieldHandling, nullptr,
+        Node pn = handler.newFunctionDefinition();
+        if (!pn)
+            return null();
+
+        Node arrowFunc = functionDefinition(preludeStart, pn, inHandling, yieldHandling, nullptr,
                                             Arrow, generatorKind, asyncKind);
         if (!arrowFunc)
             return null();
@@ -9429,8 +9436,13 @@ Parser<ParseHandler>::methodDefinition(uint32_t preludeStart, PropertyType propT
     GeneratorKind generatorKind = GeneratorKindFromPropertyType(propType);
     FunctionAsyncKind asyncKind = AsyncKindFromPropertyType(propType);
     YieldHandling yieldHandling = GetYieldHandling(generatorKind, asyncKind);
-    return functionDefinition(preludeStart, InAllowed, yieldHandling, funName, kind,
-                              generatorKind, asyncKind);
+
+    Node pn = handler.newFunctionDefinition();
+    if (!pn)
+        return null();
+
+    return functionDefinition(preludeStart, pn, InAllowed, yieldHandling, funName,
+                              kind, generatorKind, asyncKind);
 }
 
 template <typename ParseHandler>
diff --git a/js/src/frontend/Parser.h b/js/src/frontend/Parser.h
index c8914a2d7..3bfb4ae31 100644
--- a/js/src/frontend/Parser.h
+++ b/js/src/frontend/Parser.h
@@ -1259,11 +1259,10 @@ class Parser final : private JS::AutoGCRooter, public StrictModeGetter
     bool functionArguments(YieldHandling yieldHandling, FunctionSyntaxKind kind,
                            Node funcpn);
 
-    Node functionDefinition(uint32_t preludeStart,
+    Node functionDefinition(uint32_t preludeStart, Node pn,
                             InHandling inHandling, YieldHandling yieldHandling, HandleAtom name,
                             FunctionSyntaxKind kind,
-                            GeneratorKind generatorKind, FunctionAsyncKind asyncKind,
-                            InvokedPrediction invoked = PredictUninvoked);
+                            GeneratorKind generatorKind, FunctionAsyncKind asyncKind);
 
     // Parse a function body.  Pass StatementListBody if the body is a list of
     // statements; pass ExpressionBody if the body is a single expression.
-- 
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