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Lines 101-123
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| 101 |
* post : mm3 & mm4 : coefs for this position |
101 |
* post : mm3 & mm4 : coefs for this position |
| 102 |
* mm1 : X vector [0|X] |
102 |
* mm1 : X vector [0|X] |
| 103 |
* |
103 |
* |
| 104 |
* modif : eax,ebx |
104 |
* modif : eax,ecx |
| 105 |
*/ |
105 |
*/ |
| 106 |
__asm__ __volatile__ ( |
106 |
__asm__ __volatile__ ( |
| 107 |
"movd %%mm0,%%ebx\n" |
107 |
"movd %%mm0,%%ecx\n" |
| 108 |
"movq %%mm0,%%mm1\n" |
108 |
"movq %%mm0,%%mm1\n" |
| 109 |
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109 |
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| 110 |
"andl $15,%%ebx\n" |
110 |
"andl $15,%%ecx\n" |
| 111 |
"psrlq $32,%%mm1\n" |
111 |
"psrlq $32,%%mm1\n" |
| 112 |
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112 |
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| 113 |
"shll $6,%%ebx\n" |
113 |
"shll $6,%%ecx\n" |
| 114 |
"movd %%mm1,%%eax\n" |
114 |
"movd %%mm1,%%eax\n" |
| 115 |
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115 |
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| 116 |
"addl %0,%%ebx\n" |
116 |
"addl %0,%%ecx\n" |
| 117 |
"andl $15,%%eax\n" |
117 |
"andl $15,%%eax\n" |
| 118 |
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118 |
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| 119 |
"movd (%%ebx,%%eax,4),%%mm3\n" |
119 |
"movd (%%ecx,%%eax,4),%%mm3\n" |
| 120 |
::"m"(precalCoef):"eax","ebx"); |
120 |
::"m"(precalCoef):"eax","ecx"); |
| 121 |
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121 |
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| 122 |
/* |
122 |
/* |
| 123 |
* extraction des coefficients... |
123 |
* extraction des coefficients... |
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Lines 145-151
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| 145 |
* post : mm0 : expix1[position] |
145 |
* post : mm0 : expix1[position] |
| 146 |
* mm2 : expix1[position+largeur] |
146 |
* mm2 : expix1[position+largeur] |
| 147 |
* |
147 |
* |
| 148 |
* modif : eax,ebx |
148 |
* modif : eax,ecx |
| 149 |
*/ |
149 |
*/ |
| 150 |
psrld_i2r (PERTEDEC,mm0); |
150 |
psrld_i2r (PERTEDEC,mm0); |
| 151 |
psrld_i2r (PERTEDEC,mm1); |
151 |
psrld_i2r (PERTEDEC,mm1); |
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Lines 154-176
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| 154 |
/*^*/ "movq %%mm3,%%mm5\n" /*^*/ |
154 |
/*^*/ "movq %%mm3,%%mm5\n" /*^*/ |
| 155 |
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155 |
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| 156 |
"mull %1\n" |
156 |
"mull %1\n" |
| 157 |
"movd %%mm0,%%ebx\n" |
157 |
"movd %%mm0,%%ecx\n" |
| 158 |
/*^*/ "punpcklbw %%mm5, %%mm3\n" /*^*/ |
158 |
/*^*/ "punpcklbw %%mm5, %%mm3\n" /*^*/ |
| 159 |
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159 |
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| 160 |
"addl %%ebx,%%eax\n" |
160 |
"addl %%ecx,%%eax\n" |
| 161 |
/*^*/ "movq %%mm3,%%mm4\n" /*^*/ |
161 |
/*^*/ "movq %%mm3,%%mm4\n" /*^*/ |
| 162 |
/*^*/ "movq %%mm3,%%mm5\n" /*^*/ |
162 |
/*^*/ "movq %%mm3,%%mm5\n" /*^*/ |
| 163 |
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163 |
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| 164 |
"movl %0,%%ebx\n" |
164 |
"movl %0,%%ecx\n" |
| 165 |
/*^*/ "punpcklbw %%mm5,%%mm3\n" /*^*/ |
165 |
/*^*/ "punpcklbw %%mm5,%%mm3\n" /*^*/ |
| 166 |
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166 |
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| 167 |
"movq (%%ebx,%%eax,4),%%mm0\n" |
167 |
"movq (%%ecx,%%eax,4),%%mm0\n" |
| 168 |
/*^*/ "punpckhbw %%mm5,%%mm4\n" /*^*/ |
168 |
/*^*/ "punpckhbw %%mm5,%%mm4\n" /*^*/ |
| 169 |
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169 |
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| 170 |
"addl %1,%%eax\n" |
170 |
"addl %1,%%eax\n" |
| 171 |
"movq (%%ebx,%%eax,4),%%mm2\n" |
171 |
"movq (%%ecx,%%eax,4),%%mm2\n" |
| 172 |
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172 |
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| 173 |
: : "X"(expix1), "X"(prevX):"eax","ebx" |
173 |
: : "X"(expix1), "X"(prevX):"eax","ecx" |
| 174 |
); |
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); |
| 175 |
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175 |
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| 176 |
/* |
176 |
/* |
