Add fuzzing support for inline runtime functions

src/codegen.h

Index: src/codegen.h
===================================================================
--- src/codegen.h	(revision 4085)
+++ src/codegen.h	(working copy)
@@ -99,6 +99,36 @@
 namespace internal {
 
 
+#define INLINE_RUNTIME_FUNCTION_LIST(F) \
+  F(IsSmi, 1, 1)                                                             \
+  F(IsNonNegativeSmi, 1, 1)                                                  \
+  F(IsArray, 1, 1)                                                           \
+  F(IsRegExp, 1, 1)                                                          \
+  F(IsConstructCall, 0, 1)                                                   \
+  F(ArgumentsLength, 0, 1)                                                   \
+  F(Arguments, 1, 1)                                                         \
+  F(ClassOf, 1, 1)                                                           \
+  F(ValueOf, 1, 1)                                                           \
+  F(SetValueOf, 2, 1)                                                        \
+  F(FastCharCodeAt, 2, 1)                                                    \
+  F(CharFromCode, 1, 1)                                                      \
+  F(ObjectEquals, 2, 1)                                                      \
+  F(Log, 3, 1)                                                               \
+  F(RandomPositiveSmi, 0, 1)                                                 \
+  F(IsObject, 1, 1)                                                          \
+  F(IsFunction, 1, 1)                                                        \
+  F(IsUndetectableObject, 1, 1)                                              \
+  F(StringAdd, 2, 1)                                                         \
+  F(SubString, 3, 1)                                                         \
+  F(StringCompare, 2, 1)                                                     \
+  F(RegExpExec, 4, 1)                                                        \
+  F(NumberToString, 1, 1)                                                    \
+  F(MathPow, 2, 1)                                                           \
+  F(MathSin, 1, 1)                                                           \
+  F(MathCos, 1, 1)                                                           \
+  F(MathSqrt, 1, 1)
+
+
 // Support for "structured" code comments.
 #ifdef DEBUG