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view tests/mini/asm10.d @ 1210:3d4581761b4c
Add some alignment info where LLVM might otherwise be more pessimistic.
In particular, %.nest_arg is always aligned even though it's bitcast from i8*.
Pointers in vtables are also guaranteed to be stored at aligned addresses.
author | Frits van Bommel <fvbommel wxs.nl> |
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date | Sun, 12 Apr 2009 21:56:43 +0200 |
parents | 97d80437cb80 |
children |
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module asm10; struct S { ushort first; ushort second; int unaccessed; } void main() { auto s = S(512, 42, -1); ushort x = 0; version(D_InlineAsm_X86) { asm { lea EAX, s; mov CX, S.second[EAX]; mov x, CX; mov S.first[EAX], 640; } } else version(D_InlineAsm_X86_64) { asm { lea RAX, s; mov CX, S.second[RAX]; mov x, CX; mov S.first[RAX], 640; } } assert(x == 42); assert(s.first == 640); assert(s.second == 42); assert(s.unaccessed == -1); }