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comptime {
asm volatile ("");
}
comptime {
asm (""
: [_] "" (-> u8),
);
}
comptime {
asm (""
:
: [_] "" (0),
);
}
comptime {
asm ("" ::: .{});
}
export fn a() void {
asm ("");
}
export fn b() void {
asm (""
: [_] "" (-> u8),
[_] "" (-> u8),
);
}
export fn c() void {
var out: u8 = 0;
asm (""
: [_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
[_] "" (out),
);
}
export fn d() void {
asm volatile (""
:
: [_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
[_] "" (0),
);
}
// error
//
// :2:9: error: volatile is meaningless on global assembly
// :5:5: error: global assembly cannot have inputs, outputs, or clobbers
// :10:5: error: global assembly cannot have inputs, outputs, or clobbers
// :16:5: error: global assembly cannot have inputs, outputs, or clobbers
// :19:5: error: assembly expression with no output must be marked volatile
// :24:12: error: inline assembly allows up to one output value
// :46:12: error: too many asm outputs
// :84:12: error: too many asm inputs
|
