Mercurial > projects > dstress
view run/a/asm_pfsubr_01_B.d @ 1288:61d7e32e70a8
partial inline asm review
author | thomask |
---|---|
date | Wed, 27 Dec 2006 11:59:19 +0000 |
parents | 7fbe1218b3b5 |
children | 7a397590d6e0 |
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// $HeadURL$ // $Date$ // $Author$ module dstress.run.a.asm_pfsubr_01_B; version(D_InlineAsm_X86){ version = runTest; }else version(D_InlineAsm_X86_64){ version = runTest; } version(runTest){ import addon.cpuinfo; int main(){ have3DNow!()(); float* a = (new float[2]).ptr; a[0] = 6.0f; a[1] = 2.0f; float* b = (new float[2]).ptr; b[0] = 2.0f; b[1] = -1.0f; float* c = (new float[2]).ptr; static if(size_t.sizeof == 4){ asm{ mov EAX, a; movq MM0, [EAX]; mov EAX, b; pfsubr MM0, [EAX]; mov EAX, c; movq [EAX], MM0; emms; } }else static if(size_t.sizeof == 8){ asm{ mov RAX, a; movq MM0, [RAX]; mov RAX, b; pfsubr MM0, [RAX]; mov RAX, c; movq [RAX], MM0; emms; } }else{ static assert(0, "unhandled pointer size"); } if(c[0] != -4.0f){ assert(0); } if(c[1] != -3.0f){ assert(0); } return 0; } }else{ pragma(msg, "DSTRESS{XPASS}: no inline ASM support"); static assert(0); }