CS153/hw3/llprograms/puts.ll

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declare void @ll_puts(i8*)
declare i8* @ll_strcat(i8*, i8*)
define i64 @main(i64 %argc, i8** %argv) {
%p1 = getelementptr i8*, i8** %argv, i32 1
%a1 = load i8*, i8** %p1
%p2 = getelementptr i8*, i8** %argv, i32 2
%a2 = load i8*, i8** %p2
%r = call i8* @strcat(i8* %a1, i8* %a2)
ret i64 0
}
define i8* @strcat(i8* %s1, i8* %s2) {
%p = call i8* @ll_strcat(i8* %s1, i8* %s2)
call void @ll_puts(i8* %p)
ret i8* %p
}