Mercurial > projects > dstress
view run/a/asm_pmullw_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 | e3d0dea394ab |
children |
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// $HeadURL$ // $Date$ // $Author$ module dstress.run.a.asm_pmullw_01_A; version(D_InlineAsm_X86){ version = runTest; }else version(D_InlineAsm_X86_64){ version = runTest; } version(runTest){ import addon.cpuinfo; int main(){ haveSSE2!()(); short[] A = [cast(short)-1, 2, 0x7FFF, 7, 0x7FF0, 0x7EDC, 3, -16]; short* a = A.ptr; short[] B = [cast(short)2, 0, 7, 0x7FFF, 0x00FF, 0x7EDC, 5, 0x7ABC]; short* b = B.ptr; ushort* c = (new ushort[8]).ptr; static if(size_t.sizeof == 4){ asm{ mov EAX, a; movdqu XMM0, [EAX]; mov EAX, b; movdqu XMM1, [EAX]; pmullw 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]; pmullw XMM0, XMM1; mov RAX, c; movdqu [RAX], XMM0; } }else{ static assert(0, "unhandled pointer size"); } if(c[0] != 0xFFFE){ assert(0); } if(c[1] != 0x0000){ assert(0); } if(c[2] != 0x7FF9){ assert(0); } if(c[3] != 0x7FF9){ assert(0); } if(c[4] != 0x7010){ assert(0); } if(c[5] != 0x4D10){ assert(0); } if(c[6] != 0x000F){ assert(0); } if(c[7] != 0x5440){ assert(0); } return 0; } }else{ pragma(msg, "DSTRESS{XFAIL}: no inline ASM support"); static assert(0); }