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1 // $HeadURL: svn://dstress.kuehne.cn/run/a/asm_sub_01_C.d $
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2 // $Date: 2005-08-20 20:24:41 +0200 (Sat, 20 Aug 2005) $
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3 // $Author: thomask $
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4
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5 // @author@ Thomas Kuehne <thomas-dloop@kuehne.cn>
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6
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7 module /*dstress.*/addon.cpuinfo;
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8
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9 version(D_InlineAsm){
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10 void haveCMOV(){
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11 uint a = 0;
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12 asm{
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13 mov EAX, 1;
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14 cpuid;
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15 mov a, EDX;
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16 }
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17 assert((a >> 15) & 1);
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18 }
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19
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20 void haveCX8(){
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21 uint a = 0;
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22 asm{
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23 mov EAX, 1;
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24 cpuid;
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25 mov a, EDX;
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26 }
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27 assert((a >> 8) & 1);
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28 }
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29
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30 void haveFPU(){
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31 uint a = 0;
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32
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33 asm{
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34 mov EAX, 1;
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35 cpuid;
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36 mov a, EDX;
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37 }
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38
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39 assert(a & 1);
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40 }
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41
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42 void haveMMX(){
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43 uint a = 0;
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44
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45 asm{
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46 mov EAX, 1;
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47 cpuid;
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48 mov a, EDX;
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49 }
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50
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51 assert((a >> 23) & 1);
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52 }
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53
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54
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55 void haveSSE(){
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56 uint a = 0;
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57
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58 asm{
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59 mov EAX, 1;
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60 cpuid;
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61 mov a, EDX;
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62 }
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63
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64 assert((a >> 25) & 1);
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65 }
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66
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67 void haveSSE2(){
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68 uint a = 0;
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69
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70 asm{
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71 mov EAX, 1;
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72 cpuid;
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73 mov a, EDX;
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74 }
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75
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76 assert((a >> 26) & 1);
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77 }
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78
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79 void haveSSE3(){
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80 uint a = 0;
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81
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82 asm{
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83 mov EAX, 1;
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84 cpuid;
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85 mov a, ECX;
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86 }
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87
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88 assert(a & 1);
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89 }
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90 }else{
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91 pragma(msg, "no Inline ASM support");
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92 static assert(0);
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93 } |
