[Bug target/105576] x86: Support a machine constraint to get raw symbol name

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105576

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Isn't the i constraint the one you want to be portable:

‘i’
An immediate integer operand (one with constant value) is allowed. This
includes symbolic constants whose values will be known only at assembly time or
later.