Mercurial > projects > dstress
view run/a/asm_packsswb_01_A.d @ 1611:9f94be6a5ace
Fix typo in last commit.
author | Christian Kamm <kamm incasoftware de> |
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date | Sun, 10 May 2009 10:56:43 +0200 |
parents | 229e630d4b1a |
children |
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// $HeadURL$ // $Date$ // $Author$ module dstress.run.a.asm_packsswb_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, -2, 3, -4, 5, -6, 7, -8]; short* a = A.ptr; short[] B = [9, 8, -7, 6, -5, 4, -3, 2]; short* b = B.ptr; byte* c = (new byte[16]).ptr; static if(size_t.sizeof == 4){ asm{ mov EAX, a; movdqu XMM0, [EAX]; mov EAX, b; movdqu XMM1, [EAX]; packsswb 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]; packsswb XMM0, XMM1; mov RAX, c; movdqu [RAX], XMM0; } }else{ static assert(0, "unhandled pointer size"); } if(c[0] != 1){ assert(0); } if(c[1] != -2){ assert(0); } if(c[2] != 3){ assert(0); } if(c[3] != -4){ assert(0); } if(c[4] != 5){ assert(0); } if(c[5] != -6){ assert(0); } if(c[6] != 7){ assert(0); } if(c[7] != -8){ assert(0); } if(c[8] != 9){ assert(0); } if(c[9] != 8){ assert(0); } if(c[10] != -7){ assert(0); } if(c[11] != 6){ assert(0); } if(c[12] != -5){ assert(0); } if(c[13] != 4){ assert(0); } if(c[14] != -3){ assert(0); } if(c[15] != 2){ assert(0); } return 0; } }else{ pragma(msg, "DSTRESS{XFAIL}: no inline ASM support"); static assert(0); }