diff --git a/libavcodec/i386/vp3dsp_mmx.c b/libavcodec/i386/vp3dsp_mmx.c index bdf19bbb36..c1da1da99c 100644 --- a/libavcodec/i386/vp3dsp_mmx.c +++ b/libavcodec/i386/vp3dsp_mmx.c @@ -25,161 +25,144 @@ #include "libavcodec/dsputil.h" #include "dsputil_mmx.h" -#include "mmx.h" extern const uint16_t ff_vp3_idct_data[]; -#define r0 mm0 -#define r1 mm1 -#define r2 mm2 -#define r3 mm3 -#define r4 mm4 -#define r5 mm5 -#define r6 mm6 -#define r7 mm7 - /* from original comments: The Macro does IDct on 4 1-D Dcts */ -#define BeginIDCT() { \ - movq_m2r(*I(3), r2); \ - movq_m2r(*C(3), r6); \ - movq_r2r(r2, r4); \ - movq_m2r(*J(5), r7); \ - pmulhw_r2r(r6, r4); /* r4 = c3*i3 - i3 */ \ - movq_m2r(*C(5), r1); \ - pmulhw_r2r(r7, r6); /* r6 = c3*i5 - i5 */ \ - movq_r2r(r1, r5); \ - pmulhw_r2r(r2, r1); /* r1 = c5*i3 - i3 */ \ - movq_m2r(*I(1), r3); \ - pmulhw_r2r(r7, r5); /* r5 = c5*i5 - i5 */ \ - movq_m2r(*C(1), r0); /* (all registers are in use) */ \ - paddw_r2r(r2, r4); /* r4 = c3*i3 */ \ - paddw_r2r(r7, r6); /* r6 = c3*i5 */ \ - paddw_r2r(r1, r2); /* r2 = c5*i3 */ \ - movq_m2r(*J(7), r1); \ - paddw_r2r(r5, r7); /* r7 = c5*i5 */ \ - movq_r2r(r0, r5); /* r5 = c1 */ \ - pmulhw_r2r(r3, r0); /* r0 = c1*i1 - i1 */ \ - paddsw_r2r(r7, r4); /* r4 = C = c3*i3 + c5*i5 */ \ - pmulhw_r2r(r1, r5); /* r5 = c1*i7 - i7 */ \ - movq_m2r(*C(7), r7); \ - psubsw_r2r(r2, r6); /* r6 = D = c3*i5 - c5*i3 */ \ - paddw_r2r(r3, r0); /* r0 = c1*i1 */ \ - pmulhw_r2r(r7, r3); /* r3 = c7*i1 */ \ - movq_m2r(*I(2), r2); \ - pmulhw_r2r(r1, r7); /* r7 = c7*i7 */ \ - paddw_r2r(r1, r5); /* r5 = c1*i7 */ \ - movq_r2r(r2, r1); /* r1 = i2 */ \ - pmulhw_m2r(*C(2), r2); /* r2 = c2*i2 - i2 */ \ - psubsw_r2r(r5, r3); /* r3 = B = c7*i1 - c1*i7 */ \ - movq_m2r(*J(6), r5); \ - paddsw_r2r(r7, r0); /* r0 = A = c1*i1 + c7*i7 */ \ - movq_r2r(r5, r7); /* r7 = i6 */ \ - psubsw_r2r(r4, r0); /* r0 = A - C */ \ - pmulhw_m2r(*C(2), r5); /* r5 = c2*i6 - i6 */ \ - paddw_r2r(r1, r2); /* r2 = c2*i2 */ \ - pmulhw_m2r(*C(6), r1); /* r1 = c6*i2 */ \ - paddsw_r2r(r4, r4); /* r4 = C + C */ \ - paddsw_r2r(r0, r4); /* r4 = C. = A + C */ \ - psubsw_r2r(r6, r3); /* r3 = B - D */ \ - paddw_r2r(r7, r5); /* r5 = c2*i6 */ \ - paddsw_r2r(r6, r6); /* r6 = D + D */ \ - pmulhw_m2r(*C(6), r7); /* r7 = c6*i6 */ \ - paddsw_r2r(r3, r6); /* r6 = D. = B + D */ \ - movq_r2m(r4, *I(1)); /* save C. at I(1) */ \ - psubsw_r2r(r5, r1); /* r1 = H = c6*i2 - c2*i6 */ \ - movq_m2r(*C(4), r4); \ - movq_r2r(r3, r5); /* r5 = B - D */ \ - pmulhw_r2r(r4, r3); /* r3 = (c4 - 1) * (B - D) */ \ - paddsw_r2r(r2, r7); /* r7 = G = c6*i6 + c2*i2 */ \ - movq_r2m(r6, *I(2)); /* save D. at I(2) */ \ - movq_r2r(r0, r2); /* r2 = A - C */ \ - movq_m2r(*I(0), r6); \ - pmulhw_r2r(r4, r0); /* r0 = (c4 - 1) * (A - C) */ \ - paddw_r2r(r3, r5); /* r5 = B. = c4 * (B - D) */ \ - movq_m2r(*J(4), r3); \ - psubsw_r2r(r1, r5); /* r5 = B.. = B. - H */ \ - paddw_r2r(r0, r2); /* r0 = A. = c4 * (A - C) */ \ - psubsw_r2r(r3, r6); /* r6 = i0 - i4 */ \ - movq_r2r(r6, r0); \ - pmulhw_r2r(r4, r6); /* r6 = (c4 - 1) * (i0 - i4) */ \ - paddsw_r2r(r3, r3); /* r3 = i4 + i4 */ \ - paddsw_r2r(r1, r1); /* r1 = H + H */ \ - paddsw_r2r(r0, r3); /* r3 = i0 + i4 */ \ - paddsw_r2r(r5, r1); /* r1 = H. = B + H */ \ - pmulhw_r2r(r3, r4); /* r4 = (c4 - 1) * (i0 + i4) */ \ - paddsw_r2r(r0, r6); /* r6 = F = c4 * (i0 - i4) */ \ - psubsw_r2r(r2, r6); /* r6 = F. = F - A. */ \ - paddsw_r2r(r2, r2); /* r2 = A. + A. */ \ - movq_m2r(*I(1), r0); /* r0 = C. */ \ - paddsw_r2r(r6, r2); /* r2 = A.. = F + A. */ \ - paddw_r2r(r3, r4); /* r4 = E = c4 * (i0 + i4) */ \ - psubsw_r2r(r1, r2); /* r2 = R2 = A.. - H. */ \ -} +#define BeginIDCT() \ + "movq "I(3)", %%mm2 \n\t" \ + "movq "C(3)", %%mm6 \n\t" \ + "movq %%mm2, %%mm4 \n\t" \ + "movq "J(5)", %%mm7 \n\t" \ + "pmulhw %%mm6, %%mm4 \n\t" /* r4 = c3*i3 - i3 */ \ + "movq "C(5)", %%mm1 \n\t" \ + "pmulhw %%mm7, %%mm6 \n\t" /* r6 = c3*i5 - i5 */ \ + "movq %%mm1, %%mm5 \n\t" \ + "pmulhw %%mm2, %%mm1 \n\t" /* r1 = c5*i3 - i3 */ \ + "movq "I(1)", %%mm3 \n\t" \ + "pmulhw %%mm7, %%mm5 \n\t" /* r5 = c5*i5 - i5 */ \ + "movq "C(1)", %%mm0 \n\t" \ + "paddw %%mm2, %%mm4 \n\t" /* r4 = c3*i3 */ \ + "paddw %%mm7, %%mm6 \n\t" /* r6 = c3*i5 */ \ + "paddw %%mm1, %%mm2 \n\t" /* r2 = c5*i3 */ \ + "movq "J(7)", %%mm1 \n\t" \ + "paddw %%mm5, %%mm7 \n\t" /* r7 = c5*i5 */ \ + "movq %%mm0, %%mm5 \n\t" /* r5 = c1 */ \ + "pmulhw %%mm3, %%mm0 \n\t" /* r0 = c1*i1 - i1 */ \ + "paddsw %%mm7, %%mm4 \n\t" /* r4 = C = c3*i3 + c5*i5 */ \ + "pmulhw %%mm1, %%mm5 \n\t" /* r5 = c1*i7 - i7 */ \ + "movq "C(7)", %%mm7 \n\t" \ + "psubsw %%mm2, %%mm6 \n\t" /* r6 = D = c3*i5 - c5*i3 */ \ + "paddw %%mm3, %%mm0 \n\t" /* r0 = c1*i1 */ \ + "pmulhw %%mm7, %%mm3 \n\t" /* r3 = c7*i1 */ \ + "movq "I(2)", %%mm2 \n\t" \ + "pmulhw %%mm1, %%mm7 \n\t" /* r7 = c7*i7 */ \ + "paddw %%mm1, %%mm5 \n\t" /* r5 = c1*i7 */ \ + "movq %%mm2, %%mm1 \n\t" /* r1 = i2 */ \ + "pmulhw "C(2)", %%mm2 \n\t" /* r2 = c2*i2 - i2 */ \ + "psubsw %%mm5, %%mm3 \n\t" /* r3 = B = c7*i1 - c1*i7 */ \ + "movq "J(6)", %%mm5 \n\t" \ + "paddsw %%mm7, %%mm0 \n\t" /* r0 = A = c1*i1 + c7*i7 */ \ + "movq %%mm5, %%mm7 \n\t" /* r7 = i6 */ \ + "psubsw %%mm4, %%mm0 \n\t" /* r0 = A - C */ \ + "pmulhw "C(2)", %%mm5 \n\t" /* r5 = c2*i6 - i6 */ \ + "paddw %%mm1, %%mm2 \n\t" /* r2 = c2*i2 */ \ + "pmulhw "C(6)", %%mm1 \n\t" /* r1 = c6*i2 */ \ + "paddsw %%mm4, %%mm4 \n\t" /* r4 = C + C */ \ + "paddsw %%mm0, %%mm4 \n\t" /* r4 = C. = A + C */ \ + "psubsw %%mm6, %%mm3 \n\t" /* r3 = B - D */ \ + "paddw %%mm7, %%mm5 \n\t" /* r5 = c2*i6 */ \ + "paddsw %%mm6, %%mm6 \n\t" /* r6 = D + D */ \ + "pmulhw "C(6)", %%mm7 \n\t" /* r7 = c6*i6 */ \ + "paddsw %%mm3, %%mm6 \n\t" /* r6 = D. = B + D */ \ + "movq %%mm4, "I(1)"\n\t" /* save C. at I(1) */ \ + "psubsw %%mm5, %%mm1 \n\t" /* r1 = H = c6*i2 - c2*i6 */ \ + "movq "C(4)", %%mm4 \n\t" \ + "movq %%mm3, %%mm5 \n\t" /* r5 = B - D */ \ + "pmulhw %%mm4, %%mm3 \n\t" /* r3 = (c4 - 1) * (B - D) */ \ + "paddsw %%mm2, %%mm7 \n\t" /* r3 = (c4 - 1) * (B - D) */ \ + "movq %%mm6, "I(2)"\n\t" /* save D. at I(2) */ \ + "movq %%mm0, %%mm2 \n\t" /* r2 = A - C */ \ + "movq "I(0)", %%mm6 \n\t" \ + "pmulhw %%mm4, %%mm0 \n\t" /* r0 = (c4 - 1) * (A - C) */ \ + "paddw %%mm3, %%mm5 \n\t" /* r5 = B. = c4 * (B - D) */ \ + "movq "J(4)", %%mm3 \n\t" \ + "psubsw %%mm1, %%mm5 \n\t" /* r5 = B.. = B. - H */ \ + "paddw %%mm0, %%mm2 \n\t" /* r0 = A. = c4 * (A - C) */ \ + "psubsw %%mm3, %%mm6 \n\t" /* r6 = i0 - i4 */ \ + "movq %%mm6, %%mm0 \n\t" \ + "pmulhw %%mm4, %%mm6 \n\t" /* r6 = (c4 - 1) * (i0 - i4) */ \ + "paddsw %%mm3, %%mm3 \n\t" /* r3 = i4 + i4 */ \ + "paddsw %%mm1, %%mm1 \n\t" /* r1 = H + H */ \ + "paddsw %%mm0, %%mm3 \n\t" /* r3 = i0 + i4 */ \ + "paddsw %%mm5, %%mm1 \n\t" /* r1 = H. = B + H */ \ + "pmulhw %%mm3, %%mm4 \n\t" /* r4 = (c4 - 1) * (i0 + i4) */ \ + "paddsw %%mm0, %%mm6 \n\t" /* r6 = F = c4 * (i0 - i4) */ \ + "psubsw %%mm2, %%mm6 \n\t" /* r6 = F. = F - A. */ \ + "paddsw %%mm2, %%mm2 \n\t" /* r2 = A. + A. */ \ + "movq "I(1)", %%mm0 \n\t" /* r0 = C. */ \ + "paddsw %%mm6, %%mm2 \n\t" /* r2 = A.. = F + A. */ \ + "paddw %%mm3, %%mm4 \n\t" /* r4 = E = c4 * (i0 + i4) */ \ + "psubsw %%mm1, %%mm2 \n\t" /* r2 = R2 = A.. - H. */ /* RowIDCT gets ready to transpose */ -#define RowIDCT() { \ - \ - BeginIDCT(); \ - \ - movq_m2r(*I(2), r3); /* r3 = D. */ \ - psubsw_r2r(r7, r4); /* r4 = E. = E - G */ \ - paddsw_r2r(r1, r1); /* r1 = H. + H. */ \ - paddsw_r2r(r7, r7); /* r7 = G + G */ \ - paddsw_r2r(r2, r1); /* r1 = R1 = A.. + H. */ \ - paddsw_r2r(r4, r7); /* r7 = G. = E + G */ \ - psubsw_r2r(r3, r4); /* r4 = R4 = E. - D. */ \ - paddsw_r2r(r3, r3); \ - psubsw_r2r(r5, r6); /* r6 = R6 = F. - B.. */ \ - paddsw_r2r(r5, r5); \ - paddsw_r2r(r4, r3); /* r3 = R3 = E. + D. */ \ - paddsw_r2r(r6, r5); /* r5 = R5 = F. + B.. */ \ - psubsw_r2r(r0, r7); /* r7 = R7 = G. - C. */ \ - paddsw_r2r(r0, r0); \ - movq_r2m(r1, *I(1)); /* save R1 */ \ - paddsw_r2r(r7, r0); /* r0 = R0 = G. + C. */ \ -} +#define RowIDCT() \ + BeginIDCT() \ + "movq "I(2)", %%mm3 \n\t" /* r3 = D. */ \ + "psubsw %%mm7, %%mm4 \n\t" /* r4 = E. = E - G */ \ + "paddsw %%mm1, %%mm1 \n\t" /* r1 = H. + H. */ \ + "paddsw %%mm7, %%mm7 \n\t" /* r7 = G + G */ \ + "paddsw %%mm2, %%mm1 \n\t" /* r1 = R1 = A.. + H. */ \ + "paddsw %%mm4, %%mm7 \n\t" /* r1 = R1 = A.. + H. */ \ + "psubsw %%mm3, %%mm4 \n\t" /* r4 = R4 = E. - D. */ \ + "paddsw %%mm3, %%mm3 \n\t" \ + "psubsw %%mm5, %%mm6 \n\t" /* r6 = R6 = F. - B.. */ \ + "paddsw %%mm5, %%mm5 \n\t" \ + "paddsw %%mm4, %%mm3 \n\t" /* r3 = R3 = E. + D. */ \ + "paddsw %%mm6, %%mm5 \n\t" /* r5 = R5 = F. + B.. */ \ + "psubsw %%mm0, %%mm7 \n\t" /* r7 = R7 = G. - C. */ \ + "paddsw %%mm0, %%mm0 \n\t" \ + "movq %%mm1, "I(1)"\n\t" /* save R1 */ \ + "paddsw %%mm7, %%mm0 \n\t" /* r0 = R0 = G. + C. */ /* Column IDCT normalizes and stores final results */ -#define ColumnIDCT() { \ - \ - BeginIDCT(); \ - \ - paddsw_m2r(*Eight, r2); /* adjust R2 (and R1) for shift */ \ - paddsw_r2r(r1, r1); /* r1 = H. + H. */ \ - paddsw_r2r(r2, r1); /* r1 = R1 = A.. + H. */ \ - psraw_i2r(4, r2); /* r2 = NR2 */ \ - psubsw_r2r(r7, r4); /* r4 = E. = E - G */ \ - psraw_i2r(4, r1); /* r1 = NR1 */ \ - movq_m2r(*I(2), r3); /* r3 = D. */ \ - paddsw_r2r(r7, r7); /* r7 = G + G */ \ - movq_r2m(r2, *I(2)); /* store NR2 at I2 */ \ - paddsw_r2r(r4, r7); /* r7 = G. = E + G */ \ - movq_r2m(r1, *I(1)); /* store NR1 at I1 */ \ - psubsw_r2r(r3, r4); /* r4 = R4 = E. - D. */ \ - paddsw_m2r(*Eight, r4); /* adjust R4 (and R3) for shift */ \ - paddsw_r2r(r3, r3); /* r3 = D. + D. */ \ - paddsw_r2r(r4, r3); /* r3 = R3 = E. + D. */ \ - psraw_i2r(4, r4); /* r4 = NR4 */ \ - psubsw_r2r(r5, r6); /* r6 = R6 = F. - B.. */ \ - psraw_i2r(4, r3); /* r3 = NR3 */ \ - paddsw_m2r(*Eight, r6); /* adjust R6 (and R5) for shift */ \ - paddsw_r2r(r5, r5); /* r5 = B.. + B.. */ \ - paddsw_r2r(r6, r5); /* r5 = R5 = F. + B.. */ \ - psraw_i2r(4, r6); /* r6 = NR6 */ \ - movq_r2m(r4, *J(4)); /* store NR4 at J4 */ \ - psraw_i2r(4, r5); /* r5 = NR5 */ \ - movq_r2m(r3, *I(3)); /* store NR3 at I3 */ \ - psubsw_r2r(r0, r7); /* r7 = R7 = G. - C. */ \ - paddsw_m2r(*Eight, r7); /* adjust R7 (and R0) for shift */ \ - paddsw_r2r(r0, r0); /* r0 = C. + C. */ \ - paddsw_r2r(r7, r0); /* r0 = R0 = G. + C. */ \ - psraw_i2r(4, r7); /* r7 = NR7 */ \ - movq_r2m(r6, *J(6)); /* store NR6 at J6 */ \ - psraw_i2r(4, r0); /* r0 = NR0 */ \ - movq_r2m(r5, *J(5)); /* store NR5 at J5 */ \ - movq_r2m(r7, *J(7)); /* store NR7 at J7 */ \ - movq_r2m(r0, *I(0)); /* store NR0 at I0 */ \ -} +#define ColumnIDCT() \ + BeginIDCT() \ + "paddsw "OC_8", %%mm2 \n\t" /* adjust R2 (and R1) for shift */ \ + "paddsw %%mm1, %%mm1 \n\t" /* r1 = H. + H. */ \ + "paddsw %%mm2, %%mm1 \n\t" /* r1 = R1 = A.. + H. */ \ + "psraw $4, %%mm2 \n\t" /* r2 = NR2 */ \ + "psubsw %%mm7, %%mm4 \n\t" /* r4 = E. = E - G */ \ + "psraw $4, %%mm1 \n\t" /* r1 = NR1 */ \ + "movq "I(2)", %%mm3 \n\t" /* r3 = D. */ \ + "paddsw %%mm7, %%mm7 \n\t" /* r7 = G + G */ \ + "movq %%mm2, "I(2)"\n\t" /* store NR2 at I2 */ \ + "paddsw %%mm4, %%mm7 \n\t" /* r7 = G. = E + G */ \ + "movq %%mm1, "I(1)"\n\t" /* store NR1 at I1 */ \ + "psubsw %%mm3, %%mm4 \n\t" /* r4 = R4 = E. - D. */ \ + "paddsw "OC_8", %%mm4 \n\t" /* adjust R4 (and R3) for shift */ \ + "paddsw %%mm3, %%mm3 \n\t" /* r3 = D. + D. */ \ + "paddsw %%mm4, %%mm3 \n\t" /* r3 = R3 = E. + D. */ \ + "psraw $4, %%mm4 \n\t" /* r4 = NR4 */ \ + "psubsw %%mm5, %%mm6 \n\t" /* r6 = R6 = F. - B.. */ \ + "psraw $4, %%mm3 \n\t" /* r3 = NR3 */ \ + "paddsw "OC_8", %%mm6 \n\t" /* adjust R6 (and R5) for shift */ \ + "paddsw %%mm5, %%mm5 \n\t" /* r5 = B.. + B.. */ \ + "paddsw %%mm6, %%mm5 \n\t" /* r5 = R5 = F. + B.. */ \ + "psraw $4, %%mm6 \n\t" /* r6 = NR6 */ \ + "movq %%mm4, "J(4)"\n\t" /* store NR4 at J4 */ \ + "psraw $4, %%mm5 \n\t" /* r5 = NR5 */ \ + "movq %%mm3, "I(3)"\n\t" /* store NR3 at I3 */ \ + "psubsw %%mm0, %%mm7 \n\t" /* r7 = R7 = G. - C. */ \ + "paddsw "OC_8", %%mm7 \n\t" /* adjust R7 (and R0) for shift */ \ + "paddsw %%mm0, %%mm0 \n\t" /* r0 = C. + C. */ \ + "paddsw %%mm7, %%mm0 \n\t" /* r0 = R0 = G. + C. */ \ + "psraw $4, %%mm7 \n\t" /* r7 = NR7 */ \ + "movq %%mm6, "J(6)"\n\t" /* store NR6 at J6 */ \ + "psraw $4, %%mm0 \n\t" /* r0 = NR0 */ \ + "movq %%mm5, "J(5)"\n\t" /* store NR5 at J5 */ \ + "movq %%mm7, "J(7)"\n\t" /* store NR7 at J7 */ \ + "movq %%mm0, "I(0)"\n\t" /* store NR0 at I0 */ /* Following macro does two 4x4 transposes in place. @@ -211,44 +194,42 @@ extern const uint16_t ff_vp3_idct_data[]; J(4) J(5) J(6) J(7) is the transpose of r4 r5 r6 r7. Since r1 is free at entry, we calculate the Js first. */ - -#define Transpose() { \ - movq_r2r(r4, r1); /* r1 = e3 e2 e1 e0 */ \ - punpcklwd_r2r(r5, r4); /* r4 = f1 e1 f0 e0 */ \ - movq_r2m(r0, *I(0)); /* save a3 a2 a1 a0 */ \ - punpckhwd_r2r(r5, r1); /* r1 = f3 e3 f2 e2 */ \ - movq_r2r(r6, r0); /* r0 = g3 g2 g1 g0 */ \ - punpcklwd_r2r(r7, r6); /* r6 = h1 g1 h0 g0 */ \ - movq_r2r(r4, r5); /* r5 = f1 e1 f0 e0 */ \ - punpckldq_r2r(r6, r4); /* r4 = h0 g0 f0 e0 = R4 */ \ - punpckhdq_r2r(r6, r5); /* r5 = h1 g1 f1 e1 = R5 */ \ - movq_r2r(r1, r6); /* r6 = f3 e3 f2 e2 */ \ - movq_r2m(r4, *J(4)); \ - punpckhwd_r2r(r7, r0); /* r0 = h3 g3 h2 g2 */ \ - movq_r2m(r5, *J(5)); \ - punpckhdq_r2r(r0, r6); /* r6 = h3 g3 f3 e3 = R7 */ \ - movq_m2r(*I(0), r4); /* r4 = a3 a2 a1 a0 */ \ - punpckldq_r2r(r0, r1); /* r1 = h2 g2 f2 e2 = R6 */ \ - movq_m2r(*I(1), r5); /* r5 = b3 b2 b1 b0 */ \ - movq_r2r(r4, r0); /* r0 = a3 a2 a1 a0 */ \ - movq_r2m(r6, *J(7)); \ - punpcklwd_r2r(r5, r0); /* r0 = b1 a1 b0 a0 */ \ - movq_r2m(r1, *J(6)); \ - punpckhwd_r2r(r5, r4); /* r4 = b3 a3 b2 a2 */ \ - movq_r2r(r2, r5); /* r5 = c3 c2 c1 c0 */ \ - punpcklwd_r2r(r3, r2); /* r2 = d1 c1 d0 c0 */ \ - movq_r2r(r0, r1); /* r1 = b1 a1 b0 a0 */ \ - punpckldq_r2r(r2, r0); /* r0 = d0 c0 b0 a0 = R0 */ \ - punpckhdq_r2r(r2, r1); /* r1 = d1 c1 b1 a1 = R1 */ \ - movq_r2r(r4, r2); /* r2 = b3 a3 b2 a2 */ \ - movq_r2m(r0, *I(0)); \ - punpckhwd_r2r(r3, r5); /* r5 = d3 c3 d2 c2 */ \ - movq_r2m(r1, *I(1)); \ - punpckhdq_r2r(r5, r4); /* r4 = d3 c3 b3 a3 = R3 */ \ - punpckldq_r2r(r5, r2); /* r2 = d2 c2 b2 a2 = R2 */ \ - movq_r2m(r4, *I(3)); \ - movq_r2m(r2, *I(2)); \ -} +#define Transpose() \ + "movq %%mm4, %%mm1 \n\t" /* r1 = e3 e2 e1 e0 */ \ + "punpcklwd %%mm5, %%mm4 \n\t" /* r4 = f1 e1 f0 e0 */ \ + "movq %%mm0, "I(0)"\n\t" /* save a3 a2 a1 a0 */ \ + "punpckhwd %%mm5, %%mm1 \n\t" /* r1 = f3 e3 f2 e2 */ \ + "movq %%mm6, %%mm0 \n\t" /* r0 = g3 g2 g1 g0 */ \ + "punpcklwd %%mm7, %%mm6 \n\t" /* r6 = h1 g1 h0 g0 */ \ + "movq %%mm4, %%mm5 \n\t" /* r5 = f1 e1 f0 e0 */ \ + "punpckldq %%mm6, %%mm4 \n\t" /* r4 = h0 g0 f0 e0 = R4 */ \ + "punpckhdq %%mm6, %%mm5 \n\t" /* r5 = h1 g1 f1 e1 = R5 */ \ + "movq %%mm1, %%mm6 \n\t" /* r6 = f3 e3 f2 e2 */ \ + "movq %%mm4, "J(4)"\n\t" \ + "punpckhwd %%mm7, %%mm0 \n\t" /* r0 = h3 g3 h2 g2 */ \ + "movq %%mm5, "J(5)"\n\t" \ + "punpckhdq %%mm0, %%mm6 \n\t" /* r6 = h3 g3 f3 e3 = R7 */ \ + "movq "I(0)", %%mm4 \n\t" /* r4 = a3 a2 a1 a0 */ \ + "punpckldq %%mm0, %%mm1 \n\t" /* r1 = h2 g2 f2 e2 = R6 */ \ + "movq "I(1)", %%mm5 \n\t" /* r5 = b3 b2 b1 b0 */ \ + "movq %%mm4, %%mm0 \n\t" /* r0 = a3 a2 a1 a0 */ \ + "movq %%mm6, "J(7)"\n\t" \ + "punpcklwd %%mm5, %%mm0 \n\t" /* r0 = b1 a1 b0 a0 */ \ + "movq %%mm1, "J(6)"\n\t" \ + "punpckhwd %%mm5, %%mm4 \n\t" /* r4 = b3 a3 b2 a2 */ \ + "movq %%mm2, %%mm5 \n\t" /* r5 = c3 c2 c1 c0 */ \ + "punpcklwd %%mm3, %%mm2 \n\t" /* r2 = d1 c1 d0 c0 */ \ + "movq %%mm0, %%mm1 \n\t" /* r1 = b1 a1 b0 a0 */ \ + "punpckldq %%mm2, %%mm0 \n\t" /* r0 = d0 c0 b0 a0 = R0 */ \ + "punpckhdq %%mm2, %%mm1 \n\t" /* r1 = d1 c1 b1 a1 = R1 */ \ + "movq %%mm4, %%mm2 \n\t" /* r2 = b3 a3 b2 a2 */ \ + "movq %%mm0, "I(0)"\n\t" \ + "punpckhwd %%mm3, %%mm5 \n\t" /* r5 = d3 c3 d2 c2 */ \ + "movq %%mm1, "I(1)"\n\t" \ + "punpckhdq %%mm5, %%mm4 \n\t" /* r4 = d3 c3 b3 a3 = R3 */ \ + "punpckldq %%mm5, %%mm2 \n\t" /* r2 = d2 c2 b2 a2 = R2 */ \ + "movq %%mm4, "I(3)"\n\t" \ + "movq %%mm2, "I(2)"\n\t" void ff_vp3_idct_mmx(int16_t *output_data) { @@ -261,39 +242,41 @@ void ff_vp3_idct_mmx(int16_t *output_data) * r0..r7 = mm0..mm7 */ -#define C(x) (ff_vp3_idct_data + (x - 1) * 8) -#define Eight (&ff_pw_8) +#define C(x) AV_STRINGIFY(16*(x-1))"(%1)" +#define OC_8 "%2" /* at this point, function has completed dequantization + dezigzag + * partial transposition; now do the idct itself */ -#define I(K) (output_data + K * 8) -#define J(K) (output_data + ((K - 4) * 8) + 4) +#define I(x) AV_STRINGIFY(16* x )"(%0)" +#define J(x) AV_STRINGIFY(16*(x-4) + 8)"(%0)" - RowIDCT(); - Transpose(); + asm volatile ( + RowIDCT() + Transpose() #undef I #undef J -#define I(K) (output_data + (K * 8) + 32) -#define J(K) (output_data + ((K - 4) * 8) + 36) +#define I(x) AV_STRINGIFY(16* x + 64)"(%0)" +#define J(x) AV_STRINGIFY(16*(x-4) + 72)"(%0)" - RowIDCT(); - Transpose(); + RowIDCT() + Transpose() #undef I #undef J -#define I(K) (output_data + K * 8) -#define J(K) (output_data + K * 8) +#define I(x) AV_STRINGIFY(16*x)"(%0)" +#define J(x) AV_STRINGIFY(16*x)"(%0)" - ColumnIDCT(); + ColumnIDCT() #undef I #undef J -#define I(K) (output_data + (K * 8) + 4) -#define J(K) (output_data + (K * 8) + 4) - - ColumnIDCT(); +#define I(x) AV_STRINGIFY(16*x + 8)"(%0)" +#define J(x) AV_STRINGIFY(16*x + 8)"(%0)" + ColumnIDCT() + :: "r"(output_data), "r"(ff_vp3_idct_data), "m"(ff_pw_8) + ); #undef I #undef J