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#!/usr/bin/perl -w
# Generate usys.S, the stubs for syscalls.
print "# generated by usys.pl - do not edit\n";
print "#include \"kernel/syscall.h\"\n";
sub entry {
my $name = shift;
print ".global $name\n";
print "${name}:\n";
print " li a7, SYS_${name}\n";
print " ecall\n";
print " ret\n";
}
entry("fork");
entry("exit");
entry("wait");
entry("pipe");
entry("read");
entry("write");
entry("close");
entry("kill");
entry("exec");
entry("open");
entry("mknod");
entry("unlink");
entry("fstat");
entry("link");
entry("mkdir");
entry("chdir");
entry("dup");
entry("getpid");
entry("sbrk");
entry("sleep");
entry("uptime");
entry("trace");
entry("sysinfo");
entry("connect");
entry("pgaccess");
entry("sigalarm");
entry("sigreturn");
entry("symlink");
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