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979
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1 module asm9;
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2
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3 version(X86) version = DoSome;
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4 else version(X86_64) version = DoSome;
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5
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6 T add(T, T t)(T a) {
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7 asm {
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8 add a, t;
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9 }
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10 return a;
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11 }
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12
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13 void main() {
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14 version (DoSome) {
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15 assert(add!(ubyte, 20)(10) == 30);
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16 assert(add!(ushort, 20_000)(10_000) == 30_000);
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17 assert(add!(uint, 2_000_000)(1_000_000) == 3_000_000);
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18 }
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19 version(X86_64) {
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20 // 64-bit immediates aren't allowed on "ADD", nor are
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21 // unsigned 32-bit ones, so make the template parameter
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22 // fit in a 32-bit signed int.
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23 // These values were chosen so that the lower 32-bits overflow
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24 // and we can see the upper half of the 64-bit input increment.
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25 auto result = add!(long, 2_000_000_000)(21_000_000_000);
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26 assert(result == 23_000_000_000);
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27 }
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28 }
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