tests/run-make/raw-dylib-import-name-type/driver.rs

   1 #![feature(raw_dylib)]
   2 #![feature(abi_vectorcall)]
   3
   4 #[link(name = "extern", kind = "raw-dylib", import_name_type = "undecorated")]
   5 extern "C" {
   6     fn LooksLikeAPrivateGlobal(i: i32);
   7     fn cdecl_fn_undecorated(i: i32);
   8     #[link_name = "cdecl_fn_undecorated2"]
   9     fn cdecl_fn_undecorated_renamed(i: i32);
  10     static mut extern_variable_undecorated: i32;
  11 }
  12
  13 #[link(name = "extern", kind = "raw-dylib", import_name_type = "noprefix")]
  14 extern "C" {
  15     fn cdecl_fn_noprefix(i: i32);
  16     static mut extern_variable_noprefix: i32;
  17 }
  18
  19 #[link(name = "extern", kind = "raw-dylib", import_name_type = "decorated")]
  20 extern "C" {
  21     fn cdecl_fn_decorated(i: i32);
  22     static mut extern_variable_decorated: i32;
  23 }
  24
  25 #[link(name = "extern", kind = "raw-dylib", import_name_type = "undecorated")]
  26 extern "stdcall" {
  27     fn stdcall_fn_undecorated(i: i32);
  28     #[link_name = "stdcall_fn_undecorated2"]
  29     fn stdcall_fn_undecorated_renamed(i: i32);
  30 }
  31
  32 #[link(name = "extern", kind = "raw-dylib", import_name_type = "noprefix")]
  33 extern "stdcall" {
  34     fn stdcall_fn_noprefix(i: i32);
  35 }
  36
  37 #[link(name = "extern", kind = "raw-dylib", import_name_type = "decorated")]
  38 extern "stdcall" {
  39     fn stdcall_fn_decorated(i: i32);
  40 }
  41
  42 #[link(name = "extern", kind = "raw-dylib", import_name_type = "undecorated")]
  43 extern "fastcall" {
  44     fn fastcall_fn_undecorated(i: i32);
  45     #[link_name = "fastcall_fn_undecorated2"]
  46     fn fastcall_fn_undecorated_renamed(i: i32);
  47 }
  48
  49 #[link(name = "extern", kind = "raw-dylib", import_name_type = "noprefix")]
  50 extern "fastcall" {
  51     fn fastcall_fn_noprefix(i: i32);
  52 }
  53
  54 #[link(name = "extern", kind = "raw-dylib", import_name_type = "decorated")]
  55 extern "fastcall" {
  56     fn fastcall_fn_decorated(i: i32);
  57 }
  58
  59 #[cfg(target_env = "msvc")]
  60 #[link(name = "extern", kind = "raw-dylib", import_name_type = "undecorated")]
  61 extern "vectorcall" {
  62     fn vectorcall_fn_undecorated(i: i32);
  63     #[link_name = "vectorcall_fn_undecorated2"]
  64     fn vectorcall_fn_undecorated_renamed(i: i32);
  65 }
  66
  67 #[cfg(target_env = "msvc")]
  68 #[link(name = "extern", kind = "raw-dylib", import_name_type = "noprefix")]
  69 extern "vectorcall" {
  70     fn vectorcall_fn_noprefix(i: i32);
  71 }
  72
  73 #[cfg(target_env = "msvc")]
  74 #[link(name = "extern", kind = "raw-dylib", import_name_type = "decorated")]
  75 extern "vectorcall" {
  76     fn vectorcall_fn_decorated(i: i32);
  77 }
  78
  79 #[link(name = "extern", kind = "raw-dylib")]
  80 extern {
  81     fn print_extern_variable_undecorated();
  82     fn print_extern_variable_noprefix();
  83     fn print_extern_variable_decorated();
  84 }
  85
  86 pub fn main() {
  87     unsafe {
  88         // Regression test for #104453
  89         // On x86 LLVM uses 'L' as the prefix for private globals (PrivateGlobalPrefix), which
  90         // causes it to believe that undecorated functions starting with 'L' are actually temporary
  91         // symbols that it generated, which causes a later check to fail as the symbols we are
  92         // creating don't have definitions (whereas all temporary symbols do).
  93         LooksLikeAPrivateGlobal(13);
  94
  95         cdecl_fn_undecorated(1);
  96         cdecl_fn_undecorated_renamed(10);
  97         cdecl_fn_noprefix(2);
  98         cdecl_fn_decorated(3);
  99
 100         stdcall_fn_undecorated(4);
 101         stdcall_fn_undecorated_renamed(14);
 102         stdcall_fn_noprefix(5);
 103         stdcall_fn_decorated(6);
 104
 105         fastcall_fn_undecorated(7);
 106         fastcall_fn_undecorated_renamed(17);
 107         fastcall_fn_noprefix(8);
 108         fastcall_fn_decorated(9);
 109
 110         extern_variable_undecorated = 42;
 111         print_extern_variable_undecorated();
 112         extern_variable_noprefix = 43;
 113         print_extern_variable_noprefix();
 114         extern_variable_decorated = 44;
 115         print_extern_variable_decorated();
 116
 117         // GCC doesn't support vectorcall: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89485
 118         #[cfg(target_env = "msvc")]
 119         {
 120             vectorcall_fn_undecorated(10);
 121             vectorcall_fn_undecorated_renamed(20);
 122             vectorcall_fn_noprefix(11);
 123             vectorcall_fn_decorated(12);
 124         }
 125         #[cfg(not(target_env = "msvc"))]
 126         {
 127             println!("vectorcall_fn_undecorated(10)");
 128             println!("vectorcall_fn_undecorated2(20)");
 129             println!("vectorcall_fn_noprefix(11)");
 130             println!("vectorcall_fn_decorated(12)");
 131         }
 132     }
 133 }