📄 dct64_3dnow.c
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" pfmul 112(%%ebx), %%mm7\n\t"
" movd %%mm3, 76(%%ecx)\n\t"
" movd %%mm7, 92(%%ecx)\n\t"
" psrlq $32, %%mm3\n\t"
" psrlq $32, %%mm7\n\t"
" movd %%mm3, 72(%%ecx)\n\t"
" movd %%mm7, 88(%%ecx)\n\t"
" movq 96(%%edx), %%mm0\n\t"
" movq 112(%%edx), %%mm4\n\t"
" movq %%mm0, %%mm3\n\t"
" movq %%mm4, %%mm7\n\t"
" movq 104(%%edx), %%mm1\n\t"
" movq 120(%%edx), %%mm5\n\t"
/* n.b.: pswapd*/
" movq %%mm1, %%mm2\n\t"
" movq %%mm5, %%mm6\n\t"
" psrlq $32, %%mm1\n\t"
" psrlq $32, %%mm5\n\t"
" punpckldq %%mm2, %%mm1\n\t"
" punpckldq %%mm6, %%mm5\n\t"
/**/
" pfadd %%mm1, %%mm0\n\t"
" pfadd %%mm5, %%mm4\n\t"
" movq %%mm0, 96(%%ecx)\n\t"
" movq %%mm4, 112(%%ecx)\n\t"
" pfsub %%mm1, %%mm3\n\t"
" pfsubr %%mm5, %%mm7\n\t"
" pfmul 112(%%ebx), %%mm3\n\t"
" pfmul 112(%%ebx), %%mm7\n\t"
" movd %%mm3, 108(%%ecx)\n\t"
" movd %%mm7, 124(%%ecx)\n\t"
" psrlq $32, %%mm3\n\t"
" psrlq $32, %%mm7\n\t"
" movd %%mm3, 104(%%ecx)\n\t"
" movd %%mm7, 120(%%ecx)\n\t"
/* Phase 6. This is the end of easy road. */
/* Code below is coded in scalar mode. Should be optimized */
" movd "MANGLE(plus_1f)", %%mm6\n\t"
" punpckldq 120(%%ebx), %%mm6\n\t" /* mm6 = 1.0 | 120(%%ebx)*/
" movq "MANGLE(x_plus_minus_3dnow)", %%mm7\n\t" /* mm7 = +1 | -1 */
" movq 32(%%ecx), %%mm0\n\t"
" movq 64(%%ecx), %%mm2\n\t"
" movq %%mm0, %%mm1\n\t"
" movq %%mm2, %%mm3\n\t"
" pxor %%mm7, %%mm1\n\t"
" pxor %%mm7, %%mm3\n\t"
" pfacc %%mm1, %%mm0\n\t"
" pfacc %%mm3, %%mm2\n\t"
" pfmul %%mm6, %%mm0\n\t"
" pfmul %%mm6, %%mm2\n\t"
" movq %%mm0, 32(%%edx)\n\t"
" movq %%mm2, 64(%%edx)\n\t"
" movd 44(%%ecx), %%mm0\n\t"
" movd 40(%%ecx), %%mm2\n\t"
" movd 120(%%ebx), %%mm3\n\t"
" punpckldq 76(%%ecx), %%mm0\n\t"
" punpckldq 72(%%ecx), %%mm2\n\t"
" punpckldq %%mm3, %%mm3\n\t"
" movq %%mm0, %%mm4\n\t"
" movq %%mm2, %%mm5\n\t"
" pfsub %%mm2, %%mm0\n\t"
" pfmul %%mm3, %%mm0\n\t"
" movq %%mm0, %%mm1\n\t"
" pfadd %%mm5, %%mm0\n\t"
" pfadd %%mm4, %%mm0\n\t"
" movq %%mm0, %%mm2\n\t"
" punpckldq %%mm1, %%mm0\n\t"
" punpckhdq %%mm1, %%mm2\n\t"
" movq %%mm0, 40(%%edx)\n\t"
" movq %%mm2, 72(%%edx)\n\t"
" movd 48(%%ecx), %%mm3\n\t"
" movd 60(%%ecx), %%mm2\n\t"
" pfsub 52(%%ecx), %%mm3\n\t"
" pfsub 56(%%ecx), %%mm2\n\t"
" pfmul 120(%%ebx), %%mm3\n\t"
" pfmul 120(%%ebx), %%mm2\n\t"
" movq %%mm2, %%mm1\n\t"
" pfadd 56(%%ecx), %%mm1\n\t"
" pfadd 60(%%ecx), %%mm1\n\t"
" movq %%mm1, %%mm0\n\t"
" pfadd 48(%%ecx), %%mm0\n\t"
" pfadd 52(%%ecx), %%mm0\n\t"
" pfadd %%mm3, %%mm1\n\t"
" punpckldq %%mm2, %%mm1\n\t"
" pfadd %%mm3, %%mm2\n\t"
" punpckldq %%mm2, %%mm0\n\t"
" movq %%mm1, 56(%%edx)\n\t"
" movq %%mm0, 48(%%edx)\n\t"
/*---*/
" movd 92(%%ecx), %%mm1\n\t"
" pfsub 88(%%ecx), %%mm1\n\t"
" pfmul 120(%%ebx), %%mm1\n\t"
" movd %%mm1, 92(%%edx)\n\t"
" pfadd 92(%%ecx), %%mm1\n\t"
" pfadd 88(%%ecx), %%mm1\n\t"
" movq %%mm1, %%mm0\n\t"
" pfadd 80(%%ecx), %%mm0\n\t"
" pfadd 84(%%ecx), %%mm0\n\t"
" movd %%mm0, 80(%%edx)\n\t"
" movd 80(%%ecx), %%mm0\n\t"
" pfsub 84(%%ecx), %%mm0\n\t"
" pfmul 120(%%ebx), %%mm0\n\t"
" pfadd %%mm0, %%mm1\n\t"
" pfadd 92(%%edx), %%mm0\n\t"
" punpckldq %%mm1, %%mm0\n\t"
" movq %%mm0, 84(%%edx)\n\t"
" movq 96(%%ecx), %%mm0\n\t"
" movq %%mm0, %%mm1\n\t"
" pxor %%mm7, %%mm1\n\t"
" pfacc %%mm1, %%mm0\n\t"
" pfmul %%mm6, %%mm0\n\t"
" movq %%mm0, 96(%%edx)\n\t"
" movd 108(%%ecx), %%mm0\n\t"
" pfsub 104(%%ecx), %%mm0\n\t"
" pfmul 120(%%ebx), %%mm0\n\t"
" movd %%mm0, 108(%%edx)\n\t"
" pfadd 104(%%ecx), %%mm0\n\t"
" pfadd 108(%%ecx), %%mm0\n\t"
" movd %%mm0, 104(%%edx)\n\t"
" movd 124(%%ecx), %%mm1\n\t"
" pfsub 120(%%ecx), %%mm1\n\t"
" pfmul 120(%%ebx), %%mm1\n\t"
" movd %%mm1, 124(%%edx)\n\t"
" pfadd 120(%%ecx), %%mm1\n\t"
" pfadd 124(%%ecx), %%mm1\n\t"
" movq %%mm1, %%mm0\n\t"
" pfadd 112(%%ecx), %%mm0\n\t"
" pfadd 116(%%ecx), %%mm0\n\t"
" movd %%mm0, 112(%%edx)\n\t"
" movd 112(%%ecx), %%mm0\n\t"
" pfsub 116(%%ecx), %%mm0\n\t"
" pfmul 120(%%ebx), %%mm0\n\t"
" pfadd %%mm0,%%mm1\n\t"
" pfadd 124(%%edx), %%mm0\n\t"
" punpckldq %%mm1, %%mm0\n\t"
" movq %%mm0, 116(%%edx)\n\t"
// this code is broken, there is nothing modifying the z flag above.
#if 0
" jnz .L01\n\t"
/* Phase 7*/
/* Code below is coded in scalar mode. Should be optimized */
" movd (%%ecx), %%mm0\n\t"
" pfadd 4(%%ecx), %%mm0\n\t"
" movd %%mm0, 1024(%%esi)\n\t"
" movd (%%ecx), %%mm0\n\t"
" pfsub 4(%%ecx), %%mm0\n\t"
" pfmul 120(%%ebx), %%mm0\n\t"
" movd %%mm0, (%%esi)\n\t"
" movd %%mm0, (%%edi)\n\t"
" movd 12(%%ecx), %%mm0\n\t"
" pfsub 8(%%ecx), %%mm0\n\t"
" pfmul 120(%%ebx), %%mm0\n\t"
" movd %%mm0, 512(%%edi)\n\t"
" pfadd 12(%%ecx), %%mm0\n\t"
" pfadd 8(%%ecx), %%mm0\n\t"
" movd %%mm0, 512(%%esi)\n\t"
" movd 16(%%ecx), %%mm0\n\t"
" pfsub 20(%%ecx), %%mm0\n\t"
" pfmul 120(%%ebx), %%mm0\n\t"
" movq %%mm0, %%mm3\n\t"
" movd 28(%%ecx), %%mm0\n\t"
" pfsub 24(%%ecx), %%mm0\n\t"
" pfmul 120(%%ebx), %%mm0\n\t"
" movd %%mm0, 768(%%edi)\n\t"
" movq %%mm0, %%mm2\n\t"
" pfadd 24(%%ecx), %%mm0\n\t"
" pfadd 28(%%ecx), %%mm0\n\t"
" movq %%mm0, %%mm1\n\t"
" pfadd 16(%%ecx), %%mm0\n\t"
" pfadd 20(%%ecx), %%mm0\n\t"
" movd %%mm0, 768(%%esi)\n\t"
" pfadd %%mm3, %%mm1\n\t"
" movd %%mm1, 256(%%esi)\n\t"
" pfadd %%mm3, %%mm2\n\t"
" movd %%mm2, 256(%%edi)\n\t"
/* Phase 8*/
" movq 32(%%edx), %%mm0\n\t"
" movq 48(%%edx), %%mm1\n\t"
" pfadd 48(%%edx), %%mm0\n\t"
" pfadd 40(%%edx), %%mm1\n\t"
" movd %%mm0, 896(%%esi)\n\t"
" movd %%mm1, 640(%%esi)\n\t"
" psrlq $32, %%mm0\n\t"
" psrlq $32, %%mm1\n\t"
" movd %%mm0, 128(%%edi)\n\t"
" movd %%mm1, 384(%%edi)\n\t"
" movd 40(%%edx), %%mm0\n\t"
" pfadd 56(%%edx), %%mm0\n\t"
" movd %%mm0, 384(%%esi)\n\t"
" movd 56(%%edx), %%mm0\n\t"
" pfadd 36(%%edx), %%mm0\n\t"
" movd %%mm0, 128(%%esi)\n\t"
" movd 60(%%edx), %%mm0\n\t"
" movd %%mm0, 896(%%edi)\n\t"
" pfadd 44(%%edx), %%mm0\n\t"
" movd %%mm0, 640(%%edi)\n\t"
" movq 96(%%edx), %%mm0\n\t"
" movq 112(%%edx), %%mm2\n\t"
" movq 104(%%edx), %%mm4\n\t"
" pfadd 112(%%edx), %%mm0\n\t"
" pfadd 104(%%edx), %%mm2\n\t"
" pfadd 120(%%edx), %%mm4\n\t"
" movq %%mm0, %%mm1\n\t"
" movq %%mm2, %%mm3\n\t"
" movq %%mm4, %%mm5\n\t"
" pfadd 64(%%edx), %%mm0\n\t"
" pfadd 80(%%edx), %%mm2\n\t"
" pfadd 72(%%edx), %%mm4\n\t"
" movd %%mm0, 960(%%esi)\n\t"
" movd %%mm2, 704(%%esi)\n\t"
" movd %%mm4, 448(%%esi)\n\t"
" psrlq $32, %%mm0\n\t"
" psrlq $32, %%mm2\n\t"
" psrlq $32, %%mm4\n\t"
" movd %%mm0, 64(%%edi)\n\t"
" movd %%mm2, 320(%%edi)\n\t"
" movd %%mm4, 576(%%edi)\n\t"
" pfadd 80(%%edx), %%mm1\n\t"
" pfadd 72(%%edx), %%mm3\n\t"
" pfadd 88(%%edx), %%mm5\n\t"
" movd %%mm1, 832(%%esi)\n\t"
" movd %%mm3, 576(%%esi)\n\t"
" movd %%mm5, 320(%%esi)\n\t"
" psrlq $32, %%mm1\n\t"
" psrlq $32, %%mm3\n\t"
" psrlq $32, %%mm5\n\t"
" movd %%mm1, 192(%%edi)\n\t"
" movd %%mm3, 448(%%edi)\n\t"
" movd %%mm5, 704(%%edi)\n\t"
" movd 120(%%edx), %%mm0\n\t"
" pfadd 100(%%edx), %%mm0\n\t"
" movq %%mm0, %%mm1\n\t"
" pfadd 88(%%edx), %%mm0\n\t"
" movd %%mm0, 192(%%esi)\n\t"
" pfadd 68(%%edx), %%mm1\n\t"
" movd %%mm1, 64(%%esi)\n\t"
" movd 124(%%edx), %%mm0\n\t"
" movd %%mm0, 960(%%edi)\n\t"
" pfadd 92(%%edx), %%mm0\n\t"
" movd %%mm0, 832(%%edi)\n\t"
" jmp .L_bye\n\t"
".L01:\n\t"
#endif
/* Phase 9*/
" movq (%%ecx), %%mm0\n\t"
" movq %%mm0, %%mm1\n\t"
" pxor %%mm7, %%mm1\n\t"
" pfacc %%mm1, %%mm0\n\t"
" pfmul %%mm6, %%mm0\n\t"
" pf2id %%mm0, %%mm0\n\t"
" packssdw %%mm0, %%mm0\n\t"
" movd %%mm0, %%eax\n\t"
" movw %%ax, 512(%%esi)\n\t"
" shrl $16, %%eax\n\t"
" movw %%ax, (%%esi)\n\t"
" movd 12(%%ecx), %%mm0\n\t"
" pfsub 8(%%ecx), %%mm0\n\t"
" pfmul 120(%%ebx), %%mm0\n\t"
" pf2id %%mm0, %%mm7\n\t"
" packssdw %%mm7, %%mm7\n\t"
" movd %%mm7, %%eax\n\t"
" movw %%ax, 256(%%edi)\n\t"
" pfadd 12(%%ecx), %%mm0\n\t"
" pfadd 8(%%ecx), %%mm0\n\t"
" pf2id %%mm0, %%mm0\n\t"
" packssdw %%mm0, %%mm0\n\t"
" movd %%mm0, %%eax\n\t"
" movw %%ax, 256(%%esi)\n\t"
" movd 16(%%ecx), %%mm3\n\t"
" pfsub 20(%%ecx), %%mm3\n\t"
" pfmul 120(%%ebx), %%mm3\n\t"
" movq %%mm3, %%mm2\n\t"
" movd 28(%%ecx), %%mm2\n\t"
" pfsub 24(%%ecx), %%mm2\n\t"
" pfmul 120(%%ebx), %%mm2\n\t"
" movq %%mm2, %%mm1\n\t"
" pf2id %%mm2, %%mm7\n\t"
" packssdw %%mm7, %%mm7\n\t"
" movd %%mm7, %%eax\n\t"
" movw %%ax, 384(%%edi)\n\t"
" pfadd 24(%%ecx), %%mm1\n\t"
" pfadd 28(%%ecx), %%mm1\n\t"
" movq %%mm1, %%mm0\n\t"
" pfadd 16(%%ecx), %%mm0\n\t"
" pfadd 20(%%ecx), %%mm0\n\t"
" pf2id %%mm0, %%mm0\n\t"
" packssdw %%mm0, %%mm0\n\t"
" movd %%mm0, %%eax\n\t"
" movw %%ax, 384(%%esi)\n\t"
" pfadd %%mm3, %%mm1\n\t"
" pf2id %%mm1, %%mm1\n\t"
" packssdw %%mm1, %%mm1\n\t"
" movd %%mm1, %%eax\n\t"
" movw %%ax, 128(%%esi)\n\t"
" pfadd %%mm3, %%mm2\n\t"
" pf2id %%mm2, %%mm2\n\t"
" packssdw %%mm2, %%mm2\n\t"
" movd %%mm2, %%eax\n\t"
" movw %%ax, 128(%%edi)\n\t"
/* Phase 10*/
" movq 32(%%edx), %%mm0\n\t"
" movq 48(%%edx), %%mm1\n\t"
" pfadd 48(%%edx), %%mm0\n\t"
" pfadd 40(%%edx), %%mm1\n\t"
" pf2id %%mm0, %%mm0\n\t"
" pf2id %%mm1, %%mm1\n\t"
" packssdw %%mm0, %%mm0\n\t"
" packssdw %%mm1, %%mm1\n\t"
" movd %%mm0, %%eax\n\t"
" movd %%mm1, %%ecx\n\t"
" movw %%ax, 448(%%esi)\n\t"
" movw %%cx, 320(%%esi)\n\t"
" shrl $16, %%eax\n\t"
" shrl $16, %%ecx\n\t"
" movw %%ax, 64(%%edi)\n\t"
" movw %%cx, 192(%%edi)\n\t"
" movd 40(%%edx), %%mm3\n\t"
" movd 56(%%edx), %%mm4\n\t"
" movd 60(%%edx), %%mm0\n\t"
" movd 44(%%edx), %%mm2\n\t"
" movd 120(%%edx), %%mm5\n\t"
" punpckldq %%mm4, %%mm3\n\t"
" punpckldq 124(%%edx), %%mm0\n\t"
" pfadd 100(%%edx), %%mm5\n\t"
" punpckldq 36(%%edx), %%mm4\n\t"
" punpckldq 92(%%edx), %%mm2\n\t"
" movq %%mm5, %%mm6\n\t"
" pfadd %%mm4, %%mm3\n\t"
" pf2id %%mm0, %%mm1\n\t"
" pf2id %%mm3, %%mm3\n\t"
" packssdw %%mm1, %%mm1\n\t"
" packssdw %%mm3, %%mm3\n\t"
" pfadd 88(%%edx), %%mm5\n\t"
" movd %%mm1, %%eax\n\t"
" movd %%mm3, %%ecx\n\t"
" movw %%ax, 448(%%edi)\n\t"
" movw %%cx, 192(%%esi)\n\t"
" pf2id %%mm5, %%mm5\n\t"
" packssdw %%mm5, %%mm5\n\t"
" shrl $16, %%eax\n\t"
" shrl $16, %%ecx\n\t"
" movd %%mm5, %%ebx\n\t"
" movw %%bx, 96(%%esi)\n\t"
" movw %%ax, 480(%%edi)\n\t"
" movw %%cx, 64(%%esi)\n\t"
" pfadd %%mm2, %%mm0\n\t"
" pf2id %%mm0, %%mm0\n\t"
" packssdw %%mm0, %%mm0\n\t"
" movd %%mm0, %%eax\n\t"
" pfadd 68(%%edx), %%mm6\n\t"
" movw %%ax, 320(%%edi)\n\t"
" shr $16, %%eax\n\t"
" pf2id %%mm6, %%mm6\n\t"
" packssdw %%mm6, %%mm6\n\t"
" movd %%mm6, %%ebx\n\t"
" movw %%ax, 416(%%edi)\n\t"
" movw %%bx, 32(%%esi)\n\t"
" movq 96(%%edx), %%mm0\n\t"
" movq 112(%%edx), %%mm2\n\t"
" movq 104(%%edx), %%mm4\n\t"
" pfadd %%mm2, %%mm0\n\t"
" pfadd %%mm4, %%mm2\n\t"
" pfadd 120(%%edx), %%mm4\n\t"
" movq %%mm0, %%mm1\n\t"
" movq %%mm2, %%mm3\n\t"
" movq %%mm4, %%mm5\n\t"
" pfadd 64(%%edx), %%mm0\n\t"
" pfadd 80(%%edx), %%mm2\n\t"
" pfadd 72(%%edx), %%mm4\n\t"
" pf2id %%mm0, %%mm0\n\t"
" pf2id %%mm2, %%mm2\n\t"
" pf2id %%mm4, %%mm4\n\t"
" packssdw %%mm0, %%mm0\n\t"
" packssdw %%mm2, %%mm2\n\t"
" packssdw %%mm4, %%mm4\n\t"
" movd %%mm0, %%eax\n\t"
" movd %%mm2, %%ecx\n\t"
" movd %%mm4, %%ebx\n\t"
" movw %%ax, 480(%%esi)\n\t"
" movw %%cx, 352(%%esi)\n\t"
" movw %%bx, 224(%%esi)\n\t"
" shrl $16, %%eax\n\t"
" shrl $16, %%ecx\n\t"
" shrl $16, %%ebx\n\t"
" movw %%ax, 32(%%edi)\n\t"
" movw %%cx, 160(%%edi)\n\t"
" movw %%bx, 288(%%edi)\n\t"
" pfadd 80(%%edx), %%mm1\n\t"
" pfadd 72(%%edx), %%mm3\n\t"
" pfadd 88(%%edx), %%mm5\n\t"
" pf2id %%mm1, %%mm1\n\t"
" pf2id %%mm3, %%mm3\n\t"
" pf2id %%mm5, %%mm5\n\t"
" packssdw %%mm1, %%mm1\n\t"
" packssdw %%mm3, %%mm3\n\t"
" packssdw %%mm5, %%mm5\n\t"
" movd %%mm1, %%eax\n\t"
" movd %%mm3, %%ecx\n\t"
" movd %%mm5, %%ebx\n\t"
" movw %%ax, 416(%%esi)\n\t"
" movw %%cx, 288(%%esi)\n\t"
" movw %%bx, 160(%%esi)\n\t"
" shrl $16, %%eax\n\t"
" shrl $16, %%ecx\n\t"
" shrl $16, %%ebx\n\t"
" movw %%ax, 96(%%edi)\n\t"
" movw %%cx, 224(%%edi)\n\t"
" movw %%bx, 352(%%edi)\n\t"
" movsw\n\t"
".L_bye:\n\t"
" femms\n\t"
:
:"m"(a),"m"(b),"m"(c),"m"(tmp[0])
:"memory","%eax","%ebx","%ecx","%edx","%esi","%edi");
}
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