Macro rustc_target::asm::def_regs
source · macro_rules! def_regs {
($arch:ident $arch_reg:ident $arch_regclass:ident {
$(
$reg:ident: $class:ident $(, $extra_class:ident)* = [$reg_name:literal $(, $alias:literal)*] $(% $filter:ident)?,
)*
$(
#error = [$($bad_reg:literal),+] => $error:literal,
)*
}) => { ... };
}