[FFmpeg-cvslog] x86: h264_idct: Update comments to match 8/10-bit depth optimization split

Diego Biurrun git at videolan.org
Tue Oct 8 12:17:28 CEST 2013


ffmpeg | branch: master | Diego Biurrun <diego at biurrun.de> | Sun Oct  6 18:15:14 2013 +0200| [6405ca7d4a551df020993b40d71c7220bede885d] | committer: Diego Biurrun

x86: h264_idct: Update comments to match 8/10-bit depth optimization split

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6405ca7d4a551df020993b40d71c7220bede885d
---

 libavcodec/x86/h264_idct.asm |   74 ++++++++++++++++++++++++------------------
 1 file changed, 42 insertions(+), 32 deletions(-)

diff --git a/libavcodec/x86/h264_idct.asm b/libavcodec/x86/h264_idct.asm
index 4635485..2771291 100644
--- a/libavcodec/x86/h264_idct.asm
+++ b/libavcodec/x86/h264_idct.asm
@@ -80,7 +80,7 @@ SECTION .text
 %endmacro
 
 INIT_MMX mmx
-; ff_h264_idct_add_mmx(uint8_t *dst, int16_t *block, int stride)
+; ff_h264_idct_add_8_mmx(uint8_t *dst, int16_t *block, int stride)
 cglobal h264_idct_add_8, 3, 3, 0
     IDCT4_ADD    r0, r1, r2
     RET
@@ -202,7 +202,7 @@ cglobal h264_idct_add_8, 3, 3, 0
 %endmacro
 
 INIT_MMX mmx
-; ff_h264_idct8_add_mmx(uint8_t *dst, int16_t *block, int stride)
+; ff_h264_idct8_add_8_mmx(uint8_t *dst, int16_t *block, int stride)
 cglobal h264_idct8_add_8, 3, 4, 0
     %assign pad 128+4-(stack_offset&7)
     SUB         rsp, pad
@@ -270,7 +270,7 @@ cglobal h264_idct8_add_8, 3, 4, 0
 %endmacro
 
 INIT_XMM sse2
-; ff_h264_idct8_add_sse2(uint8_t *dst, int16_t *block, int stride)
+; ff_h264_idct8_add_8_sse2(uint8_t *dst, int16_t *block, int stride)
 cglobal h264_idct8_add_8, 3, 4, 10
     IDCT8_ADD_SSE r0, r1, r2, r3
     RET
@@ -307,7 +307,7 @@ cglobal h264_idct8_add_8, 3, 4, 10
 %endmacro
 
 INIT_MMX mmxext
-; ff_h264_idct_dc_add_mmxext(uint8_t *dst, int16_t *block, int stride)
+; ff_h264_idct_dc_add_8_mmxext(uint8_t *dst, int16_t *block, int stride)
 %if ARCH_X86_64
 cglobal h264_idct_dc_add_8, 3, 4, 0
     movsx        r3, word [r1]
@@ -316,7 +316,7 @@ cglobal h264_idct_dc_add_8, 3, 4, 0
     DC_ADD_MMXEXT_OP movh, r0, r2, r3
     RET
 
-; ff_h264_idct8_dc_add_mmxext(uint8_t *dst, int16_t *block, int stride)
+; ff_h264_idct8_dc_add_8_mmxext(uint8_t *dst, int16_t *block, int stride)
 cglobal h264_idct8_dc_add_8, 3, 4, 0
     movsx        r3, word [r1]
     mov  dword [r1], 0
@@ -326,6 +326,7 @@ cglobal h264_idct8_dc_add_8, 3, 4, 0
     DC_ADD_MMXEXT_OP mova, r0, r2, r3
     RET
 %else
+; ff_h264_idct_dc_add_8_mmxext(uint8_t *dst, int16_t *block, int stride)
 cglobal h264_idct_dc_add_8, 2, 3, 0
     movsx        r2, word [r1]
     mov  dword [r1], 0
@@ -334,7 +335,7 @@ cglobal h264_idct_dc_add_8, 2, 3, 0
     DC_ADD_MMXEXT_OP movh, r0, r1, r2
     RET
 
-; ff_h264_idct8_dc_add_mmxext(uint8_t *dst, int16_t *block, int stride)
+; ff_h264_idct8_dc_add_8_mmxext(uint8_t *dst, int16_t *block, int stride)
 cglobal h264_idct8_dc_add_8, 2, 3, 0
     movsx        r2, word [r1]
     mov  dword [r1], 0
@@ -347,8 +348,9 @@ cglobal h264_idct8_dc_add_8, 2, 3, 0
 %endif
 
 INIT_MMX mmx
-; ff_h264_idct_add16_mmx(uint8_t *dst, const int *block_offset,
-;             int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct_add16_8_mmx(uint8_t *dst, const int *block_offset,
+;                          int16_t *block, int stride,
+;                          const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add16_8, 5, 7 + npicregs, 0, dst, block_offset, block, stride, nnzc, cntr, coeff, picreg
     xor          r5, r5
 %ifdef PIC
@@ -369,8 +371,9 @@ cglobal h264_idct_add16_8, 5, 7 + npicregs, 0, dst, block_offset, block, stride,
     jl .nextblock
     REP_RET
 
-; ff_h264_idct8_add4_mmx(uint8_t *dst, const int *block_offset,
-;                        int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct8_add4_8_mmx(uint8_t *dst, const int *block_offset,
+;                          int16_t *block, int stride,
+;                          const uint8_t nnzc[6 * 8])
 cglobal h264_idct8_add4_8, 5, 7 + npicregs, 0, dst, block_offset, block, stride, nnzc, cntr, coeff, picreg
     %assign pad 128+4-(stack_offset&7)
     SUB         rsp, pad
@@ -402,8 +405,9 @@ cglobal h264_idct8_add4_8, 5, 7 + npicregs, 0, dst, block_offset, block, stride,
     RET
 
 INIT_MMX mmxext
-; ff_h264_idct_add16_mmxext(uint8_t *dst, const int *block_offset,
-;                           int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct_add16_8_mmxext(uint8_t *dst, const int *block_offset,
+;                             int16_t *block, int stride,
+;                             const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add16_8, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
     xor          r5, r5
 %ifdef PIC
@@ -448,8 +452,9 @@ cglobal h264_idct_add16_8, 5, 8 + npicregs, 0, dst1, block_offset, block, stride
     REP_RET
 
 INIT_MMX mmx
-; ff_h264_idct_add16intra_mmx(uint8_t *dst, const int *block_offset,
-;                             int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct_add16intra_8_mmx(uint8_t *dst, const int *block_offset,
+;                               int16_t *block, int stride,
+;                               const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add16intra_8, 5, 7 + npicregs, 0, dst, block_offset, block, stride, nnzc, cntr, coeff, picreg
     xor          r5, r5
 %ifdef PIC
@@ -472,9 +477,9 @@ cglobal h264_idct_add16intra_8, 5, 7 + npicregs, 0, dst, block_offset, block, st
     REP_RET
 
 INIT_MMX mmxext
-; ff_h264_idct_add16intra_mmxext(uint8_t *dst, const int *block_offset,
-;                                int16_t *block, int stride,
-;                                const uint8_t nnzc[6*8])
+; ff_h264_idct_add16intra_8_mmxext(uint8_t *dst, const int *block_offset,
+;                                  int16_t *block, int stride,
+;                                  const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add16intra_8, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
     xor          r5, r5
 %ifdef PIC
@@ -516,9 +521,9 @@ cglobal h264_idct_add16intra_8, 5, 8 + npicregs, 0, dst1, block_offset, block, s
     jl .nextblock
     REP_RET
 
-; ff_h264_idct8_add4_mmxext(uint8_t *dst, const int *block_offset,
-;                           int16_t *block, int stride,
-;                           const uint8_t nnzc[6*8])
+; ff_h264_idct8_add4_8_mmxext(uint8_t *dst, const int *block_offset,
+;                             int16_t *block, int stride,
+;                             const uint8_t nnzc[6 * 8])
 cglobal h264_idct8_add4_8, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
     %assign pad 128+4-(stack_offset&7)
     SUB         rsp, pad
@@ -578,8 +583,9 @@ cglobal h264_idct8_add4_8, 5, 8 + npicregs, 0, dst1, block_offset, block, stride
     RET
 
 INIT_XMM sse2
-; ff_h264_idct8_add4_sse2(uint8_t *dst, const int *block_offset,
-;                         int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct8_add4_8_sse2(uint8_t *dst, const int *block_offset,
+;                           int16_t *block, int stride,
+;                           const uint8_t nnzc[6 * 8])
 cglobal h264_idct8_add4_8, 5, 8 + npicregs, 10, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
     xor          r5, r5
 %ifdef PIC
@@ -654,8 +660,8 @@ h264_idct_add8_mmx_plane:
     jnz .nextblock
     rep ret
 
-; ff_h264_idct_add8_mmx(uint8_t **dest, const int *block_offset,
-;                       int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct_add8_8_mmx(uint8_t **dest, const int *block_offset,
+;                         int16_t *block, int stride, const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add8_8, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
     mov          r5, 16
     add          r2, 512
@@ -719,8 +725,9 @@ h264_idct_add8_mmxext_plane:
     rep ret
 
 INIT_MMX mmxext
-; ff_h264_idct_add8_mmxext(uint8_t **dest, const int *block_offset,
-;                          int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct_add8_8_mmxext(uint8_t **dest, const int *block_offset,
+;                            int16_t *block, int stride,
+;                            const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add8_8, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
     mov          r5, 16
     add          r2, 512
@@ -802,8 +809,9 @@ h264_add8x4_idct_sse2:
 %endif
 %endmacro
 
-; ff_h264_idct_add16_sse2(uint8_t *dst, const int *block_offset,
-;                         int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct_add16_8_sse2(uint8_t *dst, const int *block_offset,
+;                           int16_t *block, int stride,
+;                           const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add16_8, 5, 5 + ARCH_X86_64, 8
 %if ARCH_X86_64
     mov         r5, r0
@@ -849,8 +857,9 @@ cglobal h264_idct_add16_8, 5, 5 + ARCH_X86_64, 8
 %endif
 %endmacro
 
-; ff_h264_idct_add16intra_sse2(uint8_t *dst, const int *block_offset,
-;                              int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct_add16intra_8_sse2(uint8_t *dst, const int *block_offset,
+;                                int16_t *block, int stride,
+;                                const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add16intra_8, 5, 7 + ARCH_X86_64, 8
 %if ARCH_X86_64
     mov         r7, r0
@@ -900,8 +909,9 @@ cglobal h264_idct_add16intra_8, 5, 7 + ARCH_X86_64, 8
 %endif
 %endmacro
 
-; ff_h264_idct_add8_sse2(uint8_t **dest, const int *block_offset,
-;                        int16_t *block, int stride, const uint8_t nnzc[6*8])
+; ff_h264_idct_add8_8_sse2(uint8_t **dest, const int *block_offset,
+;                          int16_t *block, int stride,
+;                          const uint8_t nnzc[6 * 8])
 cglobal h264_idct_add8_8, 5, 7 + ARCH_X86_64, 8
     add          r2, 512
 %if ARCH_X86_64



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