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https://github.com/FFmpeg/FFmpeg.git
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Update x264asm header files to latest versions.
Modify the asm accordingly. GLOBAL is now no longoer necessary for PIC-compliant loads. Originally committed as revision 23739 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Jason Garrett-Glaser
parent
44c70a9b3d
commit
2966cc1849
@ -40,7 +40,7 @@ section .text align=16
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%endmacro
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%macro FLOAT_TO_INT16_INTERLEAVE6 1
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; void ff_float_to_int16_interleave6_sse(int16_t *dst, const float **src, int len)
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; void float_to_int16_interleave6_sse(int16_t *dst, const float **src, int len)
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cglobal float_to_int16_interleave6_%1, 2,7,0, dst, src, src1, src2, src3, src4, src5
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%ifdef ARCH_X86_64
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%define lend r10d
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@ -272,7 +272,7 @@ SCALARPRODUCT_LOOP 0
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; void ff_add_hfyu_median_prediction_mmx2(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top)
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; void add_hfyu_median_prediction_mmx2(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top)
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cglobal add_hfyu_median_prediction_mmx2, 6,6,0, dst, top, diff, w, left, left_top
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movq mm0, [topq]
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movq mm2, mm0
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@ -370,23 +370,23 @@ cglobal add_hfyu_median_prediction_mmx2, 6,6,0, dst, top, diff, w, left, left_to
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RET
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%endmacro
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; int ff_add_hfyu_left_prediction(uint8_t *dst, const uint8_t *src, int w, int left)
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; int add_hfyu_left_prediction(uint8_t *dst, const uint8_t *src, int w, int left)
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INIT_MMX
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cglobal add_hfyu_left_prediction_ssse3, 3,3,7, dst, src, w, left
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.skip_prologue:
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mova m5, [pb_7 GLOBAL]
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mova m4, [pb_zzzz3333zzzzbbbb GLOBAL]
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mova m3, [pb_zz11zz55zz99zzdd GLOBAL]
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mova m5, [pb_7]
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mova m4, [pb_zzzz3333zzzzbbbb]
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mova m3, [pb_zz11zz55zz99zzdd]
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movd m0, leftm
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psllq m0, 56
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ADD_HFYU_LEFT_LOOP 1
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INIT_XMM
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cglobal add_hfyu_left_prediction_sse4, 3,3,7, dst, src, w, left
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mova m5, [pb_f GLOBAL]
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mova m6, [pb_zzzzzzzz77777777 GLOBAL]
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mova m4, [pb_zzzz3333zzzzbbbb GLOBAL]
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mova m3, [pb_zz11zz55zz99zzdd GLOBAL]
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mova m5, [pb_f]
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mova m6, [pb_zzzzzzzz77777777]
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mova m4, [pb_zzzz3333zzzzbbbb]
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mova m3, [pb_zz11zz55zz99zzdd]
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movd m0, leftm
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pslldq m0, 15
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test srcq, 15
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@ -398,7 +398,7 @@ cglobal add_hfyu_left_prediction_sse4, 3,3,7, dst, src, w, left
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ADD_HFYU_LEFT_LOOP 0
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; float ff_scalarproduct_float_sse(const float *v1, const float *v2, int len)
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; float scalarproduct_float_sse(const float *v1, const float *v2, int len)
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cglobal scalarproduct_float_sse, 3,3,2, v1, v2, offset
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neg offsetq
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shl offsetq, 2
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@ -35,7 +35,7 @@ ps_m1p1: dd 1<<31, 0
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%assign i 16
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%rep 13
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cextern ff_cos_ %+ i
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cextern cos_ %+ i
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%assign i i<<1
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%endrep
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@ -64,7 +64,7 @@ section .text align=16
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mova %5, %3
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pfsub %3, %4
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pfadd %5, %4 ; {t6,t5}
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pxor %3, [ps_m1p1 GLOBAL] ; {t8,t7}
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pxor %3, [ps_m1p1] ; {t8,t7}
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mova %6, %1
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pswapd %3, %3
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pfadd %1, %5 ; {r0,i0}
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@ -105,8 +105,8 @@ section .text align=16
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addps %6, %5 ; {t1,t2,t3,t4}
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mova %5, %3
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shufps %5, %5, 0xb1 ; {i5,r5,i7,r7}
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mulps %3, [ps_root2mppm GLOBAL] ; {-r5,i5,r7,-i7}
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mulps %5, [ps_root2 GLOBAL]
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mulps %3, [ps_root2mppm] ; {-r5,i5,r7,-i7}
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mulps %5, [ps_root2]
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addps %3, %5 ; {t8,t7,ta,t9}
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mova %5, %6
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shufps %6, %3, 0x36 ; {t3,t2,t9,t8}
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@ -309,7 +309,7 @@ fft16_sse:
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mova m6, Z(6)
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mova m7, Z(7)
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T4_SSE m6, m7, m0
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PASS_SMALL 0, [ff_cos_16 GLOBAL], [ff_cos_16+16 GLOBAL]
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PASS_SMALL 0, [cos_16], [cos_16+16]
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ret
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@ -342,12 +342,12 @@ fft8%1:
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T2_3DN m6, m7, Z(6), Z(7)
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pswapd m0, m5
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pswapd m2, m7
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pxor m0, [ps_m1p1 GLOBAL]
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pxor m2, [ps_m1p1 GLOBAL]
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pxor m0, [ps_m1p1]
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pxor m2, [ps_m1p1]
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pfsub m5, m0
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pfadd m7, m2
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pfmul m5, [ps_root2 GLOBAL]
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pfmul m7, [ps_root2 GLOBAL]
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pfmul m5, [ps_root2]
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pfmul m7, [ps_root2]
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T4_3DN m1, m3, m5, m7, m0, m2
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mova Z(5), m5
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mova Z(7), m7
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@ -445,7 +445,7 @@ fft %+ n %+ %3%2:
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add r0, n*2 - (n2&(-2<<%1))
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call fft %+ n4 %+ %2
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sub r0, n*6 + (n2&(-2<<%1))
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lea r1, [ff_cos_ %+ n GLOBAL]
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lea r1, [cos_ %+ n]
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mov r2d, n4/2
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jmp pass%3%2
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@ -461,10 +461,10 @@ section .text
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; On x86_32, this function does the register saving and restoring for all of fft.
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; The others pass args in registers and don't spill anything.
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cglobal fft_dispatch%3%2, 2,5,8, z, nbits
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lea r2, [dispatch_tab%3%2 GLOBAL]
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lea r2, [dispatch_tab%3%2]
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mov r2, [r2 + (nbitsq-2)*gprsize]
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%ifdef PIC
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lea r3, [$$ GLOBAL]
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lea r3, [$$]
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add r2, r3
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%endif
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call r2
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@ -234,18 +234,18 @@ SECTION .text
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%macro DEBLOCK_P0_Q0 0
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mova m5, m1
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pxor m5, m2 ; p0^q0
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pand m5, [pb_01 GLOBAL] ; (p0^q0)&1
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pand m5, [pb_01] ; (p0^q0)&1
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pcmpeqb m4, m4
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pxor m3, m4
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pavgb m3, m0 ; (p1 - q1 + 256)>>1
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pavgb m3, [pb_03 GLOBAL] ; (((p1 - q1 + 256)>>1)+4)>>1 = 64+2+(p1-q1)>>2
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pavgb m3, [pb_03] ; (((p1 - q1 + 256)>>1)+4)>>1 = 64+2+(p1-q1)>>2
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pxor m4, m1
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pavgb m4, m2 ; (q0 - p0 + 256)>>1
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pavgb m3, m5
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paddusb m3, m4 ; d+128+33
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mova m6, [pb_a1 GLOBAL]
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mova m6, [pb_a1]
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psubusb m6, m3
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psubusb m3, [pb_a1 GLOBAL]
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psubusb m3, [pb_a1]
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pminub m6, m7
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pminub m3, m7
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psubusb m1, m6
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@ -263,7 +263,7 @@ SECTION .text
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pavgb %6, m2
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pavgb %2, %6 ; avg(p2,avg(p0,q0))
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pxor %6, %3
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pand %6, [pb_01 GLOBAL] ; (p2^avg(p0,q0))&1
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pand %6, [pb_01] ; (p2^avg(p0,q0))&1
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psubusb %2, %6 ; (p2+((p0+q0+1)>>1))>>1
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mova %6, %1
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psubusb %6, %5
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@ -612,8 +612,8 @@ DEBLOCK_LUMA sse2, v, 16
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%define mask0 spill(2)
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%define mask1p spill(3)
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%define mask1q spill(4)
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%define mpb_00 [pb_00 GLOBAL]
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%define mpb_01 [pb_01 GLOBAL]
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%define mpb_00 [pb_00]
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%define mpb_01 [pb_01]
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%endif
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;-----------------------------------------------------------------------------
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@ -637,7 +637,7 @@ cglobal x264_deblock_%2_luma_intra_%1, 4,6,16
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mova q1, [r0+r1]
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%ifdef ARCH_X86_64
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pxor mpb_00, mpb_00
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mova mpb_01, [pb_01 GLOBAL]
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mova mpb_01, [pb_01]
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LOAD_MASK r2d, r3d, t5 ; m5=beta-1, t5=alpha-1, m7=mask0
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SWAP 7, 12 ; m12=mask0
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pavgb t5, mpb_00
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@ -656,8 +656,8 @@ cglobal x264_deblock_%2_luma_intra_%1, 4,6,16
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LOAD_MASK r2d, r3d, t5 ; m5=beta-1, t5=alpha-1, m7=mask0
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mova m4, t5
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mova mask0, m7
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pavgb m4, [pb_00 GLOBAL]
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pavgb m4, [pb_01 GLOBAL] ; alpha/4+1
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pavgb m4, [pb_00]
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pavgb m4, [pb_01] ; alpha/4+1
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DIFF_GT2 p0, q0, m4, m6, m7 ; m6 = |p0-q0| > alpha/4+1
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pand m6, mask0
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DIFF_GT2 p0, p2, m5, m4, m7 ; m4 = |p2-p0| > beta-1
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@ -43,7 +43,7 @@ cglobal x264_add8x4_idct_sse2, 3,3,8
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movhps m3, [r1+56]
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IDCT4_1D 0,1,2,3,4,5
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TRANSPOSE2x4x4W 0,1,2,3,4
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paddw m0, [pw_32 GLOBAL]
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paddw m0, [pw_32]
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IDCT4_1D 0,1,2,3,4,5
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pxor m7, m7
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STORE_DIFF m0, m4, m7, [r0]
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@ -1,25 +1,39 @@
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;*****************************************************************************
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;* x86inc.asm
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;*****************************************************************************
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;* Copyright (C) 2005-2008 Loren Merritt <lorenm@u.washington.edu>
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;* Copyright (C) 2005-2008 x264 project
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;*
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;* This file is part of FFmpeg.
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;* Authors: Loren Merritt <lorenm@u.washington.edu>
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;* Anton Mitrofanov <BugMaster@narod.ru>
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;*
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;* FFmpeg is free software; you can redistribute it and/or
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;* modify it under the terms of the GNU Lesser General Public
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;* License as published by the Free Software Foundation; either
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;* version 2.1 of the License, or (at your option) any later version.
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;* Permission to use, copy, modify, and/or distribute this software for any
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;* purpose with or without fee is hereby granted, provided that the above
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;* copyright notice and this permission notice appear in all copies.
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;*
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;* FFmpeg is distributed in the hope that it will be useful,
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;* but WITHOUT ANY WARRANTY; without even the implied warranty of
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;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;* Lesser General Public License for more details.
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;*
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;* You should have received a copy of the GNU Lesser General Public
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;* License along with FFmpeg; if not, write to the Free Software
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;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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;* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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;* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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;* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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;* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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;* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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;* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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;*****************************************************************************
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; This is a header file for the x264ASM assembly language, which uses
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; NASM/YASM syntax combined with a large number of macros to provide easy
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; abstraction between different calling conventions (x86_32, win64, linux64).
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; It also has various other useful features to simplify writing the kind of
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; DSP functions that are most often used in x264.
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; Unlike the rest of x264, this file is available under an ISC license, as it
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; has significant usefulness outside of x264 and we want it to be available
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; to the largest audience possible. Of course, if you modify it for your own
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; purposes to add a new feature, we strongly encourage contributing a patch
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; as this feature might be useful for others as well. Send patches or ideas
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; to x264-devel@videolan.org .
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%define program_name ff
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%ifdef ARCH_X86_64
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%ifidn __OUTPUT_FORMAT__,win32
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%define WIN64
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@ -28,6 +42,12 @@
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%endif
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%endif
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%ifdef PREFIX
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%define mangle(x) _ %+ x
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%else
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%define mangle(x) x
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%endif
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; FIXME: All of the 64bit asm functions that take a stride as an argument
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; via register, assume that the high dword of that register is filled with 0.
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; This is true in practice (since we never do any 64bit arithmetic on strides,
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@ -47,28 +67,16 @@
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%endif
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%endmacro
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; PIC support macros.
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; x86_64 can't fit 64bit address literals in most instruction types,
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; so shared objects (under the assumption that they might be anywhere
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; in memory) must use an address mode that does fit.
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; So all accesses to global variables must use this macro, e.g.
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; mov eax, [foo GLOBAL]
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; instead of
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; mov eax, [foo]
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;
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; x86_32 doesn't require PIC.
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; Some distros prefer shared objects to be PIC, but nothing breaks if
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; the code contains a few textrels, so we'll skip that complexity.
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%ifdef WIN64
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%define PIC
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%elifndef ARCH_X86_64
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; x86_32 doesn't require PIC.
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; Some distros prefer shared objects to be PIC, but nothing breaks if
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; the code contains a few textrels, so we'll skip that complexity.
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%undef PIC
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%endif
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%ifdef PIC
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%define GLOBAL wrt rip
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%else
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%define GLOBAL
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default rel
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%endif
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; Macros to eliminate most code duplication between x86_32 and x86_64:
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@ -163,7 +171,7 @@ DECLARE_REG_SIZE bp, bpl
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%endrep
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%endmacro
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DECLARE_REG_TMP_SIZE 0,1,2,3,4,5,6,7
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DECLARE_REG_TMP_SIZE 0,1,2,3,4,5,6,7,8,9
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%ifdef ARCH_X86_64
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%define gprsize 8
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@ -259,15 +267,11 @@ DECLARE_REG 6, rax, eax, ax, al, [rsp + stack_offset + 56]
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%endif
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%endmacro
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%macro PROLOGUE 2-4+ ; #args, #regs, #xmm_regs, arg_names...
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%macro PROLOGUE 2-4+ 0 ; #args, #regs, #xmm_regs, arg_names...
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ASSERT %2 >= %1
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%assign regs_used %2
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ASSERT regs_used <= 7
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%if %0 > 2
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%assign xmm_regs_used %3
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%else
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%assign xmm_regs_used 0
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%endif
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%assign xmm_regs_used %3
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ASSERT xmm_regs_used <= 16
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%if regs_used > 4
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push r4
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@ -388,7 +392,7 @@ DECLARE_REG 6, ebp, ebp, bp, null, [esp + stack_offset + 28]
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%endif
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%endmacro
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%macro PROLOGUE 2-4+ ; #args, #regs, arg_names...
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%macro PROLOGUE 2-4+ ; #args, #regs, #xmm_regs, arg_names...
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ASSERT %2 >= %1
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%assign regs_used %2
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ASSERT regs_used <= 7
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@ -434,10 +438,7 @@ DECLARE_REG 6, ebp, ebp, bp, null, [esp + stack_offset + 28]
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; Symbol prefix for C linkage
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%macro cglobal 1-2+
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%xdefine %1 ff_%1
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%ifdef PREFIX
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%xdefine %1 _ %+ %1
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%endif
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%xdefine %1 mangle(program_name %+ _ %+ %1)
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%xdefine %1.skip_prologue %1 %+ .skip_prologue
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%ifidn __OUTPUT_FORMAT__,elf
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global %1:function hidden
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@ -454,21 +455,28 @@ DECLARE_REG 6, ebp, ebp, bp, null, [esp + stack_offset + 28]
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%endmacro
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%macro cextern 1
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%ifdef PREFIX
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%xdefine %1 _%1
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%endif
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%xdefine %1 mangle(program_name %+ _ %+ %1)
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extern %1
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%endmacro
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;like cextern, but without the prefix
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%macro cextern_naked 1
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%xdefine %1 mangle(%1)
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extern %1
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%endmacro
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%macro const 2+
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%xdefine %1 mangle(program_name %+ _ %+ %1)
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global %1
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%1: %2
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%endmacro
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; This is needed for ELF, otherwise the GNU linker assumes the stack is
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; executable by default.
|
||||
%ifidn __OUTPUT_FORMAT__,elf
|
||||
SECTION .note.GNU-stack noalloc noexec nowrite progbits
|
||||
%endif
|
||||
|
||||
%assign FENC_STRIDE 16
|
||||
%assign FDEC_STRIDE 32
|
||||
|
||||
; merge mmx and sse*
|
||||
|
||||
%macro CAT_XDEFINE 3
|
||||
@ -575,7 +583,10 @@ INIT_MMX
|
||||
%endrep
|
||||
%endmacro
|
||||
|
||||
%macro SAVE_MM_PERMUTATION 1
|
||||
; If SAVE_MM_PERMUTATION is placed at the end of a function and given the
|
||||
; function name, then any later calls to that function will automatically
|
||||
; load the permutation, so values can be returned in mmregs.
|
||||
%macro SAVE_MM_PERMUTATION 1 ; name to save as
|
||||
%assign %%i 0
|
||||
%rep num_mmregs
|
||||
CAT_XDEFINE %1_m, %%i, m %+ %%i
|
||||
@ -583,7 +594,7 @@ INIT_MMX
|
||||
%endrep
|
||||
%endmacro
|
||||
|
||||
%macro LOAD_MM_PERMUTATION 1
|
||||
%macro LOAD_MM_PERMUTATION 1 ; name to load from
|
||||
%assign %%i 0
|
||||
%rep num_mmregs
|
||||
CAT_XDEFINE m, %%i, %1_m %+ %%i
|
||||
@ -599,7 +610,7 @@ INIT_MMX
|
||||
%endif
|
||||
%endmacro
|
||||
|
||||
;Substitutions that reduce instruction size but are functionally equivalent
|
||||
; Substitutions that reduce instruction size but are functionally equivalent
|
||||
%macro add 2
|
||||
%ifnum %2
|
||||
%if %2==128
|
||||
|
||||
@ -1,7 +1,10 @@
|
||||
;*****************************************************************************
|
||||
;* x86util.asm
|
||||
;*****************************************************************************
|
||||
;* Copyright (C) 2008 Loren Merritt <lorenm@u.washington.edu>
|
||||
;* Copyright (C) 2008 x264 project
|
||||
;*
|
||||
;* Authors: Holger Lubitz <holger@lubitz.org>
|
||||
;* Loren Merritt <lorenm@u.washington.edu>
|
||||
;*
|
||||
;* This program is free software; you can redistribute it and/or modify
|
||||
;* it under the terms of the GNU General Public License as published by
|
||||
@ -18,6 +21,9 @@
|
||||
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
|
||||
;*****************************************************************************
|
||||
|
||||
%assign FENC_STRIDE 16
|
||||
%assign FDEC_STRIDE 32
|
||||
|
||||
%macro SBUTTERFLY 4
|
||||
mova m%4, m%2
|
||||
punpckl%1 m%2, m%3
|
||||
@ -25,6 +31,13 @@
|
||||
SWAP %3, %4
|
||||
%endmacro
|
||||
|
||||
%macro SBUTTERFLY2 4
|
||||
mova m%4, m%2
|
||||
punpckh%1 m%2, m%3
|
||||
punpckl%1 m%4, m%3
|
||||
SWAP %2, %4, %3
|
||||
%endmacro
|
||||
|
||||
%macro TRANSPOSE4x4W 5
|
||||
SBUTTERFLY wd, %1, %2, %5
|
||||
SBUTTERFLY wd, %3, %4, %5
|
||||
@ -123,14 +136,40 @@
|
||||
pabsw %2, %2
|
||||
%endmacro
|
||||
|
||||
%define ABS1 ABS1_MMX
|
||||
%define ABS2 ABS2_MMX
|
||||
%macro ABSB_MMX 2
|
||||
pxor %2, %2
|
||||
psubb %2, %1
|
||||
pminub %1, %2
|
||||
%endmacro
|
||||
|
||||
%macro ABSB2_MMX 4
|
||||
pxor %3, %3
|
||||
pxor %4, %4
|
||||
psubb %3, %1
|
||||
psubb %4, %2
|
||||
pminub %1, %3
|
||||
pminub %2, %4
|
||||
%endmacro
|
||||
|
||||
%macro ABSB_SSSE3 2
|
||||
pabsb %1, %1
|
||||
%endmacro
|
||||
|
||||
%macro ABSB2_SSSE3 4
|
||||
pabsb %1, %1
|
||||
pabsb %2, %2
|
||||
%endmacro
|
||||
|
||||
%macro ABS4 6
|
||||
ABS2 %1, %2, %5, %6
|
||||
ABS2 %3, %4, %5, %6
|
||||
%endmacro
|
||||
|
||||
%define ABS1 ABS1_MMX
|
||||
%define ABS2 ABS2_MMX
|
||||
%define ABSB ABSB_MMX
|
||||
%define ABSB2 ABSB2_MMX
|
||||
|
||||
%macro SPLATB_MMX 3
|
||||
movd %1, [%2-3] ;to avoid crossing a cacheline
|
||||
punpcklbw %1, %1
|
||||
@ -226,10 +265,10 @@
|
||||
; %3/%4: source regs
|
||||
; %5/%6: tmp regs
|
||||
%ifidn %1, d
|
||||
%define mask [mask_10 GLOBAL]
|
||||
%define mask [mask_10]
|
||||
%define shift 16
|
||||
%elifidn %1, q
|
||||
%define mask [mask_1100 GLOBAL]
|
||||
%define mask [mask_1100]
|
||||
%define shift 32
|
||||
%endif
|
||||
%if %0==6 ; less dependency if we have two tmp
|
||||
@ -383,10 +422,10 @@
|
||||
%macro SUMSUBD2_AB 4
|
||||
mova %4, %1
|
||||
mova %3, %2
|
||||
psraw %2, 1
|
||||
psraw %1, 1
|
||||
paddw %2, %4
|
||||
psubw %1, %3
|
||||
psraw %2, 1 ; %2: %2>>1
|
||||
psraw %1, 1 ; %1: %1>>1
|
||||
paddw %2, %4 ; %2: %2>>1+%1
|
||||
psubw %1, %3 ; %1: %1>>1-%2
|
||||
%endmacro
|
||||
|
||||
%macro DCT4_1D 5
|
||||
@ -407,16 +446,27 @@
|
||||
%macro IDCT4_1D 5-6
|
||||
%ifnum %5
|
||||
SUMSUBD2_AB m%2, m%4, m%6, m%5
|
||||
; %2: %2>>1-%4 %4: %2+%4>>1
|
||||
SUMSUB_BA m%3, m%1, m%6
|
||||
; %3: %1+%3 %1: %1-%3
|
||||
SUMSUB_BADC m%4, m%3, m%2, m%1, m%6
|
||||
; %4: %1+%3 + (%2+%4>>1)
|
||||
; %3: %1+%3 - (%2+%4>>1)
|
||||
; %2: %1-%3 + (%2>>1-%4)
|
||||
; %1: %1-%3 - (%2>>1-%4)
|
||||
%else
|
||||
SUMSUBD2_AB m%2, m%4, [%5], [%5+16]
|
||||
SUMSUB_BA m%3, m%1
|
||||
SUMSUB_BADC m%4, m%3, m%2, m%1
|
||||
%endif
|
||||
SWAP %1, %4, %3
|
||||
; %1: %1+%3 + (%2+%4>>1) row0
|
||||
; %2: %1-%3 + (%2>>1-%4) row1
|
||||
; %3: %1-%3 - (%2>>1-%4) row2
|
||||
; %4: %1+%3 - (%2+%4>>1) row3
|
||||
%endmacro
|
||||
|
||||
|
||||
%macro LOAD_DIFF 5
|
||||
%ifidn %3, none
|
||||
movh %1, %4
|
||||
@ -512,4 +562,3 @@
|
||||
packuswb %1, %1
|
||||
movh %4, %1
|
||||
%endmacro
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user