Mercurial > projects > dstress
view run/a/asm_paddsw_01_A.d @ 1285:229e630d4b1a
partuial inline asm review
author | thomask |
---|---|
date | Tue, 26 Dec 2006 14:21:37 +0000 |
parents | 6e5d377573e1 |
children |
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// $HeadURL$ // $Date$ // $Author$ module dstress.run.a.asm_paddsw_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 = [1, short.min, 3, 4, 5, 6, 7, 8]; short* a = A.ptr; short[] B = [short.max, -8, -7, -6, -5, -4, -3, -2]; short* b = B.ptr; 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]; paddsw 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]; paddsw XMM0, XMM1; mov RAX, c; movdqu [RAX], XMM0; } }else{ static assert(0, "unhandled pointer size"); } if(c[0] != short.max){ assert(0); } if(c[1] != short.min){ assert(0); } if(c[2] != -4){ assert(0); } if(c[3] != -2){ assert(0); } if(c[4] != 0){ assert(0); } if(c[5] != 2){ assert(0); } if(c[6] != 4){ assert(0); } if(c[7] != 6){ assert(0); } return 0; } }else{ pragma(msg, "DSTRESS{XFAIL}: no inline ASM support"); static assert(0); }