Mercurial > projects > dstress
view run/a/asm_pfrcpit1_01_B.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 | 7a397590d6e0 |
children |
line wrap: on
line source
// $HeadURL$ // $Date$ // $Author$ module dstress.run.a.asm_pfrcpit1_01_B; version(D_InlineAsm_X86){ version = runTest; }else version(D_InlineAsm_X86_64){ version = runTest; } version(runTest){ import addon.cpuinfo; int main(){ haveMMX!()(); have3DNow!()(); float* a = (new float[2]).ptr; a[0] = 2.0f; a[1] = -0.5f; float* c = (new float[2]).ptr; static if(size_t.sizeof == 4){ asm{ mov EAX, a; movq MM1, [EAX]; pfrcp MM0, MM1; pfrcpit1 MM0, MM1; mov EAX, c; movq [EAX], MM0; emms; } }else static if(size_t.sizeof == 8){ asm{ mov RAX, a; movq MM1, [RAX]; pfrcp MM0, MM1; pfrcpit1 MM0, MM1; mov RAX, c; movq [RAX], MM0; emms; } }else{ static assert(0, "unhandled pointer size"); } c[0] -= 1.007812f; if(c[0] < 0.0f){ c[0] = -c[0]; } if(c[0] > float.epsilon * (1 << 8)){ assert(0); } c[1] -= 1.007812; if(c[1] < 0.0f){ c[1] = -c[1]; } if(c[1] > float.epsilon * (1 << 8)){ assert(0); } return 0; } }else{ pragma(msg, "DSTRESS{XFAIL}: no inline ASM support"); static assert(0); }