Mercurial > projects > dstress
view run/a/asm_packssdw_01_A.d @ 1581:930dbd51f0cc
[Issue 1689] New: Segfaults for nested array allocation with GDC
<mariusmuja@gmail.com>
2007-11-24
http://d.puremagic.com/issues/show_bug.cgi?id=1689
author | thomask |
---|---|
date | Fri, 22 Feb 2008 07:54:39 +0000 |
parents | 229e630d4b1a |
children |
line wrap: on
line source
// $HeadURL$ // $Date$ // $Author$ module dstress.run.a.asm_packssdw_01_A; version(D_InlineAsm_X86){ version = runTest; }else version(D_InlineAsm_X86_64){ version = runTest; } version(runTest){ import addon.cpuinfo; int main(){ haveSSE2!()(); haveMMX!()(); int* a = (new int[4]).ptr; a[0] = 1; a[1] = -2; a[2] = 3; a[3] = -4; int* b = (new int[4]).ptr; b[0] = 5; b[1] = -6; b[2] = 7; b[3] = -8; short* c = (new short[8]).ptr; static if(size_t.sizeof == 4){ asm{ mov EAX, a; movdqu XMM0, [EAX]; mov EAX, b; movdqu XMM1, [EAX]; packssdw XMM0, XMM1; mov EAX, c; movdqu [EAX], XMM0; } }else static if(size_t.sizeof == 8){ asm{ mov RAX, a; movdqu XMM0, [RAX]; mov RAX, b; movdqu XMM1, [RAX]; packssdw XMM0, XMM1; mov RAX, c; movdqu [RAX], XMM0; } }else{ static assert(0, "unhandled pointer size"); } if(c[0] != 1){ assert(0); } if(c[1] != -2){ assert(0); } if(c[2] != 3){ assert(0); } if(c[3] != -4){ assert(0); } if(c[4] != 5){ assert(0); } if(c[5] != -6){ assert(0); } if(c[6] != 7){ assert(0); } if(c[7] != -8){ assert(0); } return 0; } }else{ pragma(msg, "DSTRESS{XFAIL}: no inline ASM support"); static assert(0); }