3 # arch/x86_64/sysstub.ph
5 # Script to generate system call stubs
8 sub make_sysstub($$$$@) {
9 my($fname, $type, $sname, $stype, @args) = @_;
11 open(OUT, '>', "syscalls/${fname}.S");
12 print OUT "#include <asm/unistd.h>\n";
14 print OUT "\t.type ${fname},\@function\n";
15 print OUT "\t.globl ${fname}\n";
16 print OUT "${fname}:\n";
17 print OUT "\tmovl \$__NR_${sname},%eax\n"; # Zero-extends to 64 bits
18 print OUT "\tjmp __syscall_common\n";
19 print OUT "\t.size ${fname},.-${fname}\n";