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author | Michael Niedermayer <michaelni@gmx.at> | 2013-01-16 16:22:48 +0400 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-01-16 23:15:48 +0400 |
commit | b7bc49a957a11d666e9b3a6838bee774652748ae (patch) | |
tree | 0327f7c4a1c8f3cef7df67b35ab6b231dcf21a3e /libavutil | |
parent | 0942aa463736e169c30270d3627c51c822ce58a7 (diff) |
mips: move vector_fmul_window_mips to libavutil
Reviewed-by: "Babic, Nedeljko" <nbabic@mips.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavutil')
-rw-r--r-- | libavutil/mips/float_dsp_mips.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/libavutil/mips/float_dsp_mips.c b/libavutil/mips/float_dsp_mips.c index 8c3611d963..e39a4bf2bb 100644 --- a/libavutil/mips/float_dsp_mips.c +++ b/libavutil/mips/float_dsp_mips.c @@ -27,6 +27,7 @@ * SUCH DAMAGE. * * Author: Branimir Vasic (bvasic@mips.com) + * Author: Zoran Lukic (zoranl@mips.com) * * This file is part of FFmpeg. * @@ -104,10 +105,122 @@ static void vector_fmul_mips(float *dst, const float *src0, const float *src1, ); } } + +static void vector_fmul_window_mips(float *dst, const float *src0, + const float *src1, const float *win, int len) +{ + int i, j; + /* + * variables used in inline assembler + */ + float * dst_i, * dst_j, * dst_i2, * dst_j2; + float temp, temp1, temp2, temp3, temp4, temp5, temp6, temp7; + + dst += len; + win += len; + src0 += len; + + for (i = -len, j = len - 1; i < 0; i += 8, j -= 8) { + + dst_i = dst + i; + dst_j = dst + j; + + dst_i2 = dst + i + 4; + dst_j2 = dst + j - 4; + + __asm__ volatile ( + "mul.s %[temp], %[s1], %[wi] \n\t" + "mul.s %[temp1], %[s1], %[wj] \n\t" + "mul.s %[temp2], %[s11], %[wi1] \n\t" + "mul.s %[temp3], %[s11], %[wj1] \n\t" + + "msub.s %[temp], %[temp], %[s0], %[wj] \n\t" + "madd.s %[temp1], %[temp1], %[s0], %[wi] \n\t" + "msub.s %[temp2], %[temp2], %[s01], %[wj1] \n\t" + "madd.s %[temp3], %[temp3], %[s01], %[wi1] \n\t" + + "swc1 %[temp], 0(%[dst_i]) \n\t" /* dst[i] = s0*wj - s1*wi; */ + "swc1 %[temp1], 0(%[dst_j]) \n\t" /* dst[j] = s0*wi + s1*wj; */ + "swc1 %[temp2], 4(%[dst_i]) \n\t" /* dst[i+1] = s01*wj1 - s11*wi1; */ + "swc1 %[temp3], -4(%[dst_j]) \n\t" /* dst[j-1] = s01*wi1 + s11*wj1; */ + + "mul.s %[temp4], %[s12], %[wi2] \n\t" + "mul.s %[temp5], %[s12], %[wj2] \n\t" + "mul.s %[temp6], %[s13], %[wi3] \n\t" + "mul.s %[temp7], %[s13], %[wj3] \n\t" + + "msub.s %[temp4], %[temp4], %[s02], %[wj2] \n\t" + "madd.s %[temp5], %[temp5], %[s02], %[wi2] \n\t" + "msub.s %[temp6], %[temp6], %[s03], %[wj3] \n\t" + "madd.s %[temp7], %[temp7], %[s03], %[wi3] \n\t" + + "swc1 %[temp4], 8(%[dst_i]) \n\t" /* dst[i+2] = s02*wj2 - s12*wi2; */ + "swc1 %[temp5], -8(%[dst_j]) \n\t" /* dst[j-2] = s02*wi2 + s12*wj2; */ + "swc1 %[temp6], 12(%[dst_i]) \n\t" /* dst[i+2] = s03*wj3 - s13*wi3; */ + "swc1 %[temp7], -12(%[dst_j]) \n\t" /* dst[j-3] = s03*wi3 + s13*wj3; */ + : [temp]"=&f"(temp), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), + [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), + [temp6]"=&f"(temp6), [temp7]"=&f"(temp7) + : [dst_j]"r"(dst_j), [dst_i]"r" (dst_i), + [s0] "f"(src0[i]), [wj] "f"(win[j]), [s1] "f"(src1[j]), + [wi] "f"(win[i]), [s01]"f"(src0[i + 1]),[wj1]"f"(win[j - 1]), + [s11]"f"(src1[j - 1]), [wi1]"f"(win[i + 1]), [s02]"f"(src0[i + 2]), + [wj2]"f"(win[j - 2]), [s12]"f"(src1[j - 2]),[wi2]"f"(win[i + 2]), + [s03]"f"(src0[i + 3]), [wj3]"f"(win[j - 3]), [s13]"f"(src1[j - 3]), + [wi3]"f"(win[i + 3]) + : "memory" + ); + + __asm__ volatile ( + "mul.s %[temp], %[s1], %[wi] \n\t" + "mul.s %[temp1], %[s1], %[wj] \n\t" + "mul.s %[temp2], %[s11], %[wi1] \n\t" + "mul.s %[temp3], %[s11], %[wj1] \n\t" + + "msub.s %[temp], %[temp], %[s0], %[wj] \n\t" + "madd.s %[temp1], %[temp1], %[s0], %[wi] \n\t" + "msub.s %[temp2], %[temp2], %[s01], %[wj1] \n\t" + "madd.s %[temp3], %[temp3], %[s01], %[wi1] \n\t" + + "swc1 %[temp], 0(%[dst_i2]) \n\t" /* dst[i] = s0*wj - s1*wi; */ + "swc1 %[temp1], 0(%[dst_j2]) \n\t" /* dst[j] = s0*wi + s1*wj; */ + "swc1 %[temp2], 4(%[dst_i2]) \n\t" /* dst[i+1] = s01*wj1 - s11*wi1; */ + "swc1 %[temp3], -4(%[dst_j2]) \n\t" /* dst[j-1] = s01*wi1 + s11*wj1; */ + + "mul.s %[temp4], %[s12], %[wi2] \n\t" + "mul.s %[temp5], %[s12], %[wj2] \n\t" + "mul.s %[temp6], %[s13], %[wi3] \n\t" + "mul.s %[temp7], %[s13], %[wj3] \n\t" + + "msub.s %[temp4], %[temp4], %[s02], %[wj2] \n\t" + "madd.s %[temp5], %[temp5], %[s02], %[wi2] \n\t" + "msub.s %[temp6], %[temp6], %[s03], %[wj3] \n\t" + "madd.s %[temp7], %[temp7], %[s03], %[wi3] \n\t" + + "swc1 %[temp4], 8(%[dst_i2]) \n\t" /* dst[i+2] = s02*wj2 - s12*wi2; */ + "swc1 %[temp5], -8(%[dst_j2]) \n\t" /* dst[j-2] = s02*wi2 + s12*wj2; */ + "swc1 %[temp6], 12(%[dst_i2]) \n\t" /* dst[i+2] = s03*wj3 - s13*wi3; */ + "swc1 %[temp7], -12(%[dst_j2]) \n\t" /* dst[j-3] = s03*wi3 + s13*wj3; */ + : [temp]"=&f"(temp), + [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), [temp3]"=&f"(temp3), + [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), [temp6]"=&f"(temp6), + [temp7] "=&f" (temp7) + : [dst_j2]"r"(dst_j2), [dst_i2]"r"(dst_i2), + [s0] "f"(src0[i + 4]), [wj] "f"(win[j - 4]), [s1] "f"(src1[j - 4]), + [wi] "f"(win[i + 4]), [s01]"f"(src0[i + 5]),[wj1]"f"(win[j - 5]), + [s11]"f"(src1[j - 5]), [wi1]"f"(win[i + 5]), [s02]"f"(src0[i + 6]), + [wj2]"f"(win[j - 6]), [s12]"f"(src1[j - 6]),[wi2]"f"(win[i + 6]), + [s03]"f"(src0[i + 7]), [wj3]"f"(win[j - 7]), [s13]"f"(src1[j - 7]), + [wi3]"f"(win[i + 7]) + : "memory" + ); + } +} #endif /* HAVE_INLINE_ASM && HAVE_MIPSFPU */ void ff_float_dsp_init_mips(AVFloatDSPContext *fdsp) { #if HAVE_INLINE_ASM && HAVE_MIPSFPU fdsp->vector_fmul = vector_fmul_mips; + fdsp->vector_fmul_window = vector_fmul_window_mips; #endif /* HAVE_INLINE_ASM && HAVE_MIPSFPU */ } |