Mercurial > repo
changeset 8515:17fe74d0eff8
<b_jonas> slashlearn =@ccc/=@ccc is a great innovation in gcc 6, kept top secret, where inline asm statements can return a value in the carry flag on x86_64. See https://gcc.gnu.org/gcc-6/changes.html which keeps this secret, https://gcc.gnu.org/onlinedocs/gcc-6.1.0/gcc/Extended-Asm.html which documents it, and http://article.gmane.org/gmane.linux.kernel/2238065 which uses it.
author | HackBot |
---|---|
date | Fri, 17 Jun 2016 09:42:22 +0000 |
parents | dadac04ddd97 |
children | ca3b393399c0 |
files | wisdom/=@ccc |
diffstat | 1 files changed, 1 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wisdom/=@ccc Fri Jun 17 09:42:22 2016 +0000 @@ -0,0 +1,1 @@ +=@ccc is a great innovation in gcc 6, kept top secret, where inline asm statements can return a value in the carry flag on x86_64. See https://gcc.gnu.org/gcc-6/changes.html which keeps this secret, https://gcc.gnu.org/onlinedocs/gcc-6.1.0/gcc/Extended-Asm.html which documents it, and http://article.gmane.org/gmane.linux.kernel/2238065 which uses it.