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- %include "jsimdext.inc"
- %include "jdct.inc"
- %macro unpcklps2 2
- shufps %1, %2, 0x44
- %endmacro
- %macro unpckhps2 2
- shufps %1, %2, 0xEE
- %endmacro
- SECTION SEG_CONST
- alignz 32
- GLOBAL_DATA(jconst_fdct_float_sse)
- EXTN(jconst_fdct_float_sse):
- PD_0_382 times 4 dd 0.382683432365089771728460
- PD_0_707 times 4 dd 0.707106781186547524400844
- PD_0_541 times 4 dd 0.541196100146196984399723
- PD_1_306 times 4 dd 1.306562964876376527856643
- alignz 32
- SECTION SEG_TEXT
- BITS 32
- %define data(b) (b) + 8
- %define original_ebp ebp + 0
- %define wk(i) ebp - (WK_NUM - (i)) * SIZEOF_XMMWORD
-
- %define WK_NUM 2
- align 32
- GLOBAL_FUNCTION(jsimd_fdct_float_sse)
- EXTN(jsimd_fdct_float_sse):
- push ebp
- mov eax, esp
- sub esp, byte 4
- and esp, byte (-SIZEOF_XMMWORD)
- mov [esp], eax
- mov ebp, esp
- lea esp, [wk(0)]
- pushpic ebx
- get_GOT ebx
-
- mov edx, POINTER [data(eax)]
- mov ecx, DCTSIZE/4
- alignx 16, 7
- .rowloop:
- movaps xmm0, XMMWORD [XMMBLOCK(2,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm1, XMMWORD [XMMBLOCK(3,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm2, XMMWORD [XMMBLOCK(2,1,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm3, XMMWORD [XMMBLOCK(3,1,edx,SIZEOF_FAST_FLOAT)]
-
-
- movaps xmm4, xmm0
- unpcklps xmm0, xmm1
- unpckhps xmm4, xmm1
- movaps xmm5, xmm2
- unpcklps xmm2, xmm3
- unpckhps xmm5, xmm3
- movaps xmm6, XMMWORD [XMMBLOCK(0,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm7, XMMWORD [XMMBLOCK(1,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm1, XMMWORD [XMMBLOCK(0,1,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm3, XMMWORD [XMMBLOCK(1,1,edx,SIZEOF_FAST_FLOAT)]
-
-
- movaps XMMWORD [wk(0)], xmm4
- movaps XMMWORD [wk(1)], xmm2
- movaps xmm4, xmm6
- unpcklps xmm6, xmm7
- unpckhps xmm4, xmm7
- movaps xmm2, xmm1
- unpcklps xmm1, xmm3
- unpckhps xmm2, xmm3
- movaps xmm7, xmm6
- unpcklps2 xmm6, xmm0
- unpckhps2 xmm7, xmm0
- movaps xmm3, xmm2
- unpcklps2 xmm2, xmm5
- unpckhps2 xmm3, xmm5
- movaps xmm0, xmm7
- movaps xmm5, xmm6
- subps xmm7, xmm2
- subps xmm6, xmm3
- addps xmm0, xmm2
- addps xmm5, xmm3
- movaps xmm2, XMMWORD [wk(0)]
- movaps xmm3, XMMWORD [wk(1)]
- movaps XMMWORD [wk(0)], xmm7
- movaps XMMWORD [wk(1)], xmm6
- movaps xmm7, xmm4
- unpcklps2 xmm4, xmm2
- unpckhps2 xmm7, xmm2
- movaps xmm6, xmm1
- unpcklps2 xmm1, xmm3
- unpckhps2 xmm6, xmm3
- movaps xmm2, xmm7
- movaps xmm3, xmm4
- addps xmm7, xmm1
- addps xmm4, xmm6
- subps xmm2, xmm1
- subps xmm3, xmm6
-
- movaps xmm1, xmm5
- movaps xmm6, xmm0
- subps xmm5, xmm7
- subps xmm0, xmm4
- addps xmm1, xmm7
- addps xmm6, xmm4
- addps xmm0, xmm5
- mulps xmm0, [GOTOFF(ebx,PD_0_707)]
- movaps xmm7, xmm1
- movaps xmm4, xmm5
- subps xmm1, xmm6
- subps xmm5, xmm0
- addps xmm7, xmm6
- addps xmm4, xmm0
- movaps XMMWORD [XMMBLOCK(0,1,edx,SIZEOF_FAST_FLOAT)], xmm1
- movaps XMMWORD [XMMBLOCK(2,1,edx,SIZEOF_FAST_FLOAT)], xmm5
- movaps XMMWORD [XMMBLOCK(0,0,edx,SIZEOF_FAST_FLOAT)], xmm7
- movaps XMMWORD [XMMBLOCK(2,0,edx,SIZEOF_FAST_FLOAT)], xmm4
-
- movaps xmm6, XMMWORD [wk(0)]
- movaps xmm0, XMMWORD [wk(1)]
- addps xmm2, xmm3
- addps xmm3, xmm6
- addps xmm6, xmm0
- mulps xmm3, [GOTOFF(ebx,PD_0_707)]
- movaps xmm1, xmm2
- subps xmm2, xmm6
- mulps xmm2, [GOTOFF(ebx,PD_0_382)]
- mulps xmm1, [GOTOFF(ebx,PD_0_541)]
- mulps xmm6, [GOTOFF(ebx,PD_1_306)]
- addps xmm1, xmm2
- addps xmm6, xmm2
- movaps xmm5, xmm0
- subps xmm0, xmm3
- addps xmm5, xmm3
- movaps xmm7, xmm0
- movaps xmm4, xmm5
- subps xmm0, xmm1
- subps xmm5, xmm6
- addps xmm7, xmm1
- addps xmm4, xmm6
- movaps XMMWORD [XMMBLOCK(3,0,edx,SIZEOF_FAST_FLOAT)], xmm0
- movaps XMMWORD [XMMBLOCK(3,1,edx,SIZEOF_FAST_FLOAT)], xmm5
- movaps XMMWORD [XMMBLOCK(1,1,edx,SIZEOF_FAST_FLOAT)], xmm7
- movaps XMMWORD [XMMBLOCK(1,0,edx,SIZEOF_FAST_FLOAT)], xmm4
- add edx, 4*DCTSIZE*SIZEOF_FAST_FLOAT
- dec ecx
- jnz near .rowloop
-
- mov edx, POINTER [data(eax)]
- mov ecx, DCTSIZE/4
- alignx 16, 7
- .columnloop:
- movaps xmm0, XMMWORD [XMMBLOCK(2,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm1, XMMWORD [XMMBLOCK(3,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm2, XMMWORD [XMMBLOCK(6,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm3, XMMWORD [XMMBLOCK(7,0,edx,SIZEOF_FAST_FLOAT)]
-
-
- movaps xmm4, xmm0
- unpcklps xmm0, xmm1
- unpckhps xmm4, xmm1
- movaps xmm5, xmm2
- unpcklps xmm2, xmm3
- unpckhps xmm5, xmm3
- movaps xmm6, XMMWORD [XMMBLOCK(0,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm7, XMMWORD [XMMBLOCK(1,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm1, XMMWORD [XMMBLOCK(4,0,edx,SIZEOF_FAST_FLOAT)]
- movaps xmm3, XMMWORD [XMMBLOCK(5,0,edx,SIZEOF_FAST_FLOAT)]
-
-
- movaps XMMWORD [wk(0)], xmm4
- movaps XMMWORD [wk(1)], xmm2
- movaps xmm4, xmm6
- unpcklps xmm6, xmm7
- unpckhps xmm4, xmm7
- movaps xmm2, xmm1
- unpcklps xmm1, xmm3
- unpckhps xmm2, xmm3
- movaps xmm7, xmm6
- unpcklps2 xmm6, xmm0
- unpckhps2 xmm7, xmm0
- movaps xmm3, xmm2
- unpcklps2 xmm2, xmm5
- unpckhps2 xmm3, xmm5
- movaps xmm0, xmm7
- movaps xmm5, xmm6
- subps xmm7, xmm2
- subps xmm6, xmm3
- addps xmm0, xmm2
- addps xmm5, xmm3
- movaps xmm2, XMMWORD [wk(0)]
- movaps xmm3, XMMWORD [wk(1)]
- movaps XMMWORD [wk(0)], xmm7
- movaps XMMWORD [wk(1)], xmm6
- movaps xmm7, xmm4
- unpcklps2 xmm4, xmm2
- unpckhps2 xmm7, xmm2
- movaps xmm6, xmm1
- unpcklps2 xmm1, xmm3
- unpckhps2 xmm6, xmm3
- movaps xmm2, xmm7
- movaps xmm3, xmm4
- addps xmm7, xmm1
- addps xmm4, xmm6
- subps xmm2, xmm1
- subps xmm3, xmm6
-
- movaps xmm1, xmm5
- movaps xmm6, xmm0
- subps xmm5, xmm7
- subps xmm0, xmm4
- addps xmm1, xmm7
- addps xmm6, xmm4
- addps xmm0, xmm5
- mulps xmm0, [GOTOFF(ebx,PD_0_707)]
- movaps xmm7, xmm1
- movaps xmm4, xmm5
- subps xmm1, xmm6
- subps xmm5, xmm0
- addps xmm7, xmm6
- addps xmm4, xmm0
- movaps XMMWORD [XMMBLOCK(4,0,edx,SIZEOF_FAST_FLOAT)], xmm1
- movaps XMMWORD [XMMBLOCK(6,0,edx,SIZEOF_FAST_FLOAT)], xmm5
- movaps XMMWORD [XMMBLOCK(0,0,edx,SIZEOF_FAST_FLOAT)], xmm7
- movaps XMMWORD [XMMBLOCK(2,0,edx,SIZEOF_FAST_FLOAT)], xmm4
-
- movaps xmm6, XMMWORD [wk(0)]
- movaps xmm0, XMMWORD [wk(1)]
- addps xmm2, xmm3
- addps xmm3, xmm6
- addps xmm6, xmm0
- mulps xmm3, [GOTOFF(ebx,PD_0_707)]
- movaps xmm1, xmm2
- subps xmm2, xmm6
- mulps xmm2, [GOTOFF(ebx,PD_0_382)]
- mulps xmm1, [GOTOFF(ebx,PD_0_541)]
- mulps xmm6, [GOTOFF(ebx,PD_1_306)]
- addps xmm1, xmm2
- addps xmm6, xmm2
- movaps xmm5, xmm0
- subps xmm0, xmm3
- addps xmm5, xmm3
- movaps xmm7, xmm0
- movaps xmm4, xmm5
- subps xmm0, xmm1
- subps xmm5, xmm6
- addps xmm7, xmm1
- addps xmm4, xmm6
- movaps XMMWORD [XMMBLOCK(3,0,edx,SIZEOF_FAST_FLOAT)], xmm0
- movaps XMMWORD [XMMBLOCK(7,0,edx,SIZEOF_FAST_FLOAT)], xmm5
- movaps XMMWORD [XMMBLOCK(5,0,edx,SIZEOF_FAST_FLOAT)], xmm7
- movaps XMMWORD [XMMBLOCK(1,0,edx,SIZEOF_FAST_FLOAT)], xmm4
- add edx, byte 4*SIZEOF_FAST_FLOAT
- dec ecx
- jnz near .columnloop
- poppic ebx
- mov esp, ebp
- pop esp
- pop ebp
- ret
- align 32
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