Mercurial > projects > ldc
view tests/mini/asm9.d @ 1505:1e5a14691e77
Automated merge with http://hg.dsource.org/projects/ldc
author | Robert Clipsham <robert@octarineparrot.com> |
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date | Thu, 18 Jun 2009 15:44:18 +0100 |
parents | 523bf4f166bc |
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module asm9; version(X86) version = DoSome; else version(X86_64) version = DoSome; T add(T, T t)(T a) { asm { add a, t; } return a; } void main() { version (DoSome) { assert(add!(ubyte, 20)(10) == 30); assert(add!(ushort, 20_000)(10_000) == 30_000); assert(add!(uint, 2_000_000)(1_000_000) == 3_000_000); } version(X86_64) { // 64-bit immediates aren't allowed on "ADD", nor are // unsigned 32-bit ones, so make the template parameter // fit in a 32-bit signed int. // These values were chosen so that the lower 32-bits overflow // and we can see the upper half of the 64-bit input increment. auto result = add!(long, 2_000_000_000)(21_000_000_000); assert(result == 23_000_000_000); } }