Date: Tue, 12 Jan 2016 17:49:03 -0500 From: Mark Mossberg <mark.mossberg@...il.com> To: musl@...ts.openwall.com Subject: Possible redundant `mov` in i386/x86_64 longjmp()? Hi all, I was recently perusing musl’s implementation of longjmp() for i386 and I saw that esp was restored via: mov 16(%edx),%ecx mov %ecx,%esp To me, it seems like the intermediary mov to %ecx is unnecessary. Could the code instead be the following? mov 16(%edx), %esp Thanks, Mark
Powered by blists - more mailing lists
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.