http://codereview.appspot.com/5416043/diff/6001/gcc/config/i386/i386.c File gcc/config/i386/i386.c (right):
http://codereview.appspot.com/5416043/diff/6001/gcc/config/i386/i386.c#newcode10881 gcc/config/i386/i386.c:10881: + '_function_patch_epilogue'. The backpointer section can be used to navigate Is it strictly necessary? If most of the functions are instrumented, can the runtime instrumenter just recognize functions need patching via pattern matching -- as least for function prologue? http://codereview.appspot.com/5416043/
