Mercurial > projects > dstress
view run/a/asm_pavgb_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 | 229e630d4b1a |
children |
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// $HeadURL$ // $Date$ // $Author$ module dstress.run.a.asm_pavgb_01_B; version(D_InlineAsm_X86){ version = runTest; }else version(D_InlineAsm_X86_64){ version = runTest; } version(runTest){ import addon.cpuinfo; int main(){ haveSSE!()(); ubyte* a = (new ubyte[16]).ptr; a[0] = 1; a[1] = 2; a[2] = 3; a[3] = 4; a[4] = 5; a[5] = 6; a[6] = 7; a[7] = 8; a[8] = 12; ubyte* b = (new ubyte[16]).ptr; b[0] = 5; b[1] = 2; b[2] = 11; b[3] = 8; b[4] = 15; b[5] = 4; b[6] = 1; b[7] = 4; b[8] = 6; ubyte[] c = new ubyte[16]; c[0] = 3; c[1] = 2; c[2] = 7; c[3] = 6; c[4] = 10; c[5] = 5; c[6] = 4; c[7] = 6; c[8] = 9; ubyte* d = (new ubyte[16]).ptr; static if(size_t.sizeof == 4){ asm{ mov EAX, a; movdqu XMM0, [EAX]; mov EAX, b; movdqu XMM1, [EAX]; pavgb XMM0, XMM1; mov EAX, d; movdqu [EAX], XMM0; } }else static if(size_t.sizeof == 8){ asm{ mov RAX, a; movdqu XMM0, [RAX]; mov RAX, b; movdqu XMM1, [RAX]; pavgb XMM0, XMM1; mov RAX, d; movdqu [RAX], XMM0; } }else{ static assert(0, "unhandled pointer size"); } for(size_t i = 0; i < c.length; i++){ if(d[i] != c[i]){ assert(0); } } return 0; } }else{ pragma(msg, "DSTRESS{XFAIL}: no inline ASM support"); static assert(0); }