[FFmpeg-cvslog] dsputil: remove butterflies_float_interleave.
Ronald S. Bultje
git at videolan.org
Mon Jan 21 15:26:15 CET 2013
ffmpeg | branch: master | Ronald S. Bultje <rsbultje at gmail.com> | Sun Jan 20 21:57:35 2013 -0800| [8a4f26206d7914eaf2903954ce97cb7686933382] | committer: Ronald S. Bultje
dsputil: remove butterflies_float_interleave.
The function is unused.
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8a4f26206d7914eaf2903954ce97cb7686933382
---
libavcodec/dsputil.c | 13 -------------
libavcodec/dsputil.h | 17 ----------------
libavcodec/x86/dsputil.asm | 44 ------------------------------------------
libavcodec/x86/dsputil_mmx.c | 7 -------
4 files changed, 81 deletions(-)
diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c
index d1bc2c9..d0544a4 100644
--- a/libavcodec/dsputil.c
+++ b/libavcodec/dsputil.c
@@ -2377,18 +2377,6 @@ static void butterflies_float_c(float *restrict v1, float *restrict v2,
}
}
-static void butterflies_float_interleave_c(float *dst, const float *src0,
- const float *src1, int len)
-{
- int i;
- for (i = 0; i < len; i++) {
- float f1 = src0[i];
- float f2 = src1[i];
- dst[2*i ] = f1 + f2;
- dst[2*i + 1] = f1 - f2;
- }
-}
-
float ff_scalarproduct_float_c(const float *v1, const float *v2, int len)
{
float p = 0.0;
@@ -2823,7 +2811,6 @@ av_cold void ff_dsputil_init(DSPContext* c, AVCodecContext *avctx)
c->vector_clip_int32 = vector_clip_int32_c;
c->scalarproduct_float = ff_scalarproduct_float_c;
c->butterflies_float = butterflies_float_c;
- c->butterflies_float_interleave = butterflies_float_interleave_c;
c->shrink[0]= av_image_copy_plane;
c->shrink[1]= ff_shrink22;
diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h
index 8924e46..6121c9d 100644
--- a/libavcodec/dsputil.h
+++ b/libavcodec/dsputil.h
@@ -364,23 +364,6 @@ typedef struct DSPContext {
*/
void (*butterflies_float)(float *restrict v1, float *restrict v2, int len);
- /**
- * Calculate the sum and difference of two vectors of floats and interleave
- * results into a separate output vector of floats, with each sum
- * positioned before the corresponding difference.
- *
- * @param dst output vector
- * constraints: 16-byte aligned
- * @param src0 first input vector
- * constraints: 32-byte aligned
- * @param src1 second input vector
- * constraints: 32-byte aligned
- * @param len number of elements in the input
- * constraints: multiple of 8
- */
- void (*butterflies_float_interleave)(float *dst, const float *src0,
- const float *src1, int len);
-
/* (I)DCT */
void (*fdct)(DCTELEM *block/* align 16*/);
void (*fdct248)(DCTELEM *block/* align 16*/);
diff --git a/libavcodec/x86/dsputil.asm b/libavcodec/x86/dsputil.asm
index b9990bb..257e579 100644
--- a/libavcodec/x86/dsputil.asm
+++ b/libavcodec/x86/dsputil.asm
@@ -632,50 +632,6 @@ VECTOR_FMUL_ADD
INIT_YMM avx
VECTOR_FMUL_ADD
-;-----------------------------------------------------------------------------
-; void ff_butterflies_float_interleave(float *dst, const float *src0,
-; const float *src1, int len);
-;-----------------------------------------------------------------------------
-
-%macro BUTTERFLIES_FLOAT_INTERLEAVE 0
-cglobal butterflies_float_interleave, 4,4,3, dst, src0, src1, len
-%if ARCH_X86_64
- movsxd lenq, lend
-%endif
- test lenq, lenq
- jz .end
- shl lenq, 2
- lea src0q, [src0q + lenq]
- lea src1q, [src1q + lenq]
- lea dstq, [ dstq + 2*lenq]
- neg lenq
-.loop:
- mova m0, [src0q + lenq]
- mova m1, [src1q + lenq]
- subps m2, m0, m1
- addps m0, m0, m1
- unpcklps m1, m0, m2
- unpckhps m0, m0, m2
-%if cpuflag(avx)
- vextractf128 [dstq + 2*lenq ], m1, 0
- vextractf128 [dstq + 2*lenq + 16], m0, 0
- vextractf128 [dstq + 2*lenq + 32], m1, 1
- vextractf128 [dstq + 2*lenq + 48], m0, 1
-%else
- mova [dstq + 2*lenq ], m1
- mova [dstq + 2*lenq + mmsize], m0
-%endif
- add lenq, mmsize
- jl .loop
-.end:
- REP_RET
-%endmacro
-
-INIT_XMM sse
-BUTTERFLIES_FLOAT_INTERLEAVE
-INIT_YMM avx
-BUTTERFLIES_FLOAT_INTERLEAVE
-
; %1 = aligned/unaligned
%macro BSWAP_LOOPS 1
mov r3, r2
diff --git a/libavcodec/x86/dsputil_mmx.c b/libavcodec/x86/dsputil_mmx.c
index 7a122ab..828af9b 100644
--- a/libavcodec/x86/dsputil_mmx.c
+++ b/libavcodec/x86/dsputil_mmx.c
@@ -1867,11 +1867,6 @@ void ff_vector_clip_int32_int_sse2(int32_t *dst, const int32_t *src,
void ff_vector_clip_int32_sse4 (int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
-extern void ff_butterflies_float_interleave_sse(float *dst, const float *src0,
- const float *src1, int len);
-extern void ff_butterflies_float_interleave_avx(float *dst, const float *src0,
- const float *src1, int len);
-
#define SET_QPEL_FUNCS(PFX, IDX, SIZE, CPU, PREFIX) \
do { \
c->PFX ## _pixels_tab[IDX][ 0] = PREFIX ## PFX ## SIZE ## _mc00_ ## CPU; \
@@ -2149,7 +2144,6 @@ static void dsputil_init_sse(DSPContext *c, AVCodecContext *avctx, int mm_flags)
c->vector_fmul_add = ff_vector_fmul_add_sse;
c->scalarproduct_float = ff_scalarproduct_float_sse;
- c->butterflies_float_interleave = ff_butterflies_float_interleave_sse;
#endif /* HAVE_YASM */
}
@@ -2300,7 +2294,6 @@ static void dsputil_init_avx(DSPContext *c, AVCodecContext *avctx, int mm_flags)
c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_avx;
}
}
- c->butterflies_float_interleave = ff_butterflies_float_interleave_avx;
c->vector_fmul_reverse = ff_vector_fmul_reverse_avx;
c->vector_fmul_add = ff_vector_fmul_add_avx;
#endif /* HAVE_AVX_EXTERNAL */
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