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Diffstat (limited to 'media/libjpeg/simd/jquant-sse.asm')
| -rw-r--r-- | media/libjpeg/simd/jquant-sse.asm | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/media/libjpeg/simd/jquant-sse.asm b/media/libjpeg/simd/jquant-sse.asm deleted file mode 100644 index 1baf88f257..0000000000 --- a/media/libjpeg/simd/jquant-sse.asm +++ /dev/null @@ -1,210 +0,0 @@ -; -; jquant.asm - sample data conversion and quantization (SSE & MMX) -; -; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB -; -; Based on the x86 SIMD extension for IJG JPEG library -; Copyright (C) 1999-2006, MIYASAKA Masaru. -; For conditions of distribution and use, see copyright notice in jsimdext.inc -; -; This file should be assembled with NASM (Netwide Assembler), -; can *not* be assembled with Microsoft's MASM or any compatible -; assembler (including Borland's Turbo Assembler). -; NASM is available from http://nasm.sourceforge.net/ or -; http://sourceforge.net/project/showfiles.php?group_id=6208 -; -; [TAB8] - -%include "jsimdext.inc" -%include "jdct.inc" - -; -------------------------------------------------------------------------- - SECTION SEG_TEXT - BITS 32 -; -; Load data into workspace, applying unsigned->signed conversion -; -; GLOBAL(void) -; jsimd_convsamp_float_sse (JSAMPARRAY sample_data, JDIMENSION start_col, -; FAST_FLOAT *workspace); -; - -%define sample_data ebp+8 ; JSAMPARRAY sample_data -%define start_col ebp+12 ; JDIMENSION start_col -%define workspace ebp+16 ; FAST_FLOAT *workspace - - align 16 - global EXTN(jsimd_convsamp_float_sse) - -EXTN(jsimd_convsamp_float_sse): - push ebp - mov ebp,esp - push ebx -; push ecx ; need not be preserved -; push edx ; need not be preserved - push esi - push edi - - pcmpeqw mm7,mm7 - psllw mm7,7 - packsswb mm7,mm7 ; mm7 = PB_CENTERJSAMPLE (0x808080..) - - mov esi, JSAMPARRAY [sample_data] ; (JSAMPROW *) - mov eax, JDIMENSION [start_col] - mov edi, POINTER [workspace] ; (DCTELEM *) - mov ecx, DCTSIZE/2 - alignx 16,7 -.convloop: - mov ebx, JSAMPROW [esi+0*SIZEOF_JSAMPROW] ; (JSAMPLE *) - mov edx, JSAMPROW [esi+1*SIZEOF_JSAMPROW] ; (JSAMPLE *) - - movq mm0, MMWORD [ebx+eax*SIZEOF_JSAMPLE] - movq mm1, MMWORD [edx+eax*SIZEOF_JSAMPLE] - - psubb mm0,mm7 ; mm0=(01234567) - psubb mm1,mm7 ; mm1=(89ABCDEF) - - punpcklbw mm2,mm0 ; mm2=(*0*1*2*3) - punpckhbw mm0,mm0 ; mm0=(*4*5*6*7) - punpcklbw mm3,mm1 ; mm3=(*8*9*A*B) - punpckhbw mm1,mm1 ; mm1=(*C*D*E*F) - - punpcklwd mm4,mm2 ; mm4=(***0***1) - punpckhwd mm2,mm2 ; mm2=(***2***3) - punpcklwd mm5,mm0 ; mm5=(***4***5) - punpckhwd mm0,mm0 ; mm0=(***6***7) - - psrad mm4,(DWORD_BIT-BYTE_BIT) ; mm4=(01) - psrad mm2,(DWORD_BIT-BYTE_BIT) ; mm2=(23) - cvtpi2ps xmm0,mm4 ; xmm0=(01**) - cvtpi2ps xmm1,mm2 ; xmm1=(23**) - psrad mm5,(DWORD_BIT-BYTE_BIT) ; mm5=(45) - psrad mm0,(DWORD_BIT-BYTE_BIT) ; mm0=(67) - cvtpi2ps xmm2,mm5 ; xmm2=(45**) - cvtpi2ps xmm3,mm0 ; xmm3=(67**) - - punpcklwd mm6,mm3 ; mm6=(***8***9) - punpckhwd mm3,mm3 ; mm3=(***A***B) - punpcklwd mm4,mm1 ; mm4=(***C***D) - punpckhwd mm1,mm1 ; mm1=(***E***F) - - psrad mm6,(DWORD_BIT-BYTE_BIT) ; mm6=(89) - psrad mm3,(DWORD_BIT-BYTE_BIT) ; mm3=(AB) - cvtpi2ps xmm4,mm6 ; xmm4=(89**) - cvtpi2ps xmm5,mm3 ; xmm5=(AB**) - psrad mm4,(DWORD_BIT-BYTE_BIT) ; mm4=(CD) - psrad mm1,(DWORD_BIT-BYTE_BIT) ; mm1=(EF) - cvtpi2ps xmm6,mm4 ; xmm6=(CD**) - cvtpi2ps xmm7,mm1 ; xmm7=(EF**) - - movlhps xmm0,xmm1 ; xmm0=(0123) - movlhps xmm2,xmm3 ; xmm2=(4567) - movlhps xmm4,xmm5 ; xmm4=(89AB) - movlhps xmm6,xmm7 ; xmm6=(CDEF) - - movaps XMMWORD [XMMBLOCK(0,0,edi,SIZEOF_FAST_FLOAT)], xmm0 - movaps XMMWORD [XMMBLOCK(0,1,edi,SIZEOF_FAST_FLOAT)], xmm2 - movaps XMMWORD [XMMBLOCK(1,0,edi,SIZEOF_FAST_FLOAT)], xmm4 - movaps XMMWORD [XMMBLOCK(1,1,edi,SIZEOF_FAST_FLOAT)], xmm6 - - add esi, byte 2*SIZEOF_JSAMPROW - add edi, byte 2*DCTSIZE*SIZEOF_FAST_FLOAT - dec ecx - jnz near .convloop - - emms ; empty MMX state - - pop edi - pop esi -; pop edx ; need not be preserved -; pop ecx ; need not be preserved - pop ebx - pop ebp - ret - - -; -------------------------------------------------------------------------- -; -; Quantize/descale the coefficients, and store into coef_block -; -; GLOBAL(void) -; jsimd_quantize_float_sse (JCOEFPTR coef_block, FAST_FLOAT *divisors, -; FAST_FLOAT *workspace); -; - -%define coef_block ebp+8 ; JCOEFPTR coef_block -%define divisors ebp+12 ; FAST_FLOAT *divisors -%define workspace ebp+16 ; FAST_FLOAT *workspace - - align 16 - global EXTN(jsimd_quantize_float_sse) - -EXTN(jsimd_quantize_float_sse): - push ebp - mov ebp,esp -; push ebx ; unused -; push ecx ; unused -; push edx ; need not be preserved - push esi - push edi - - mov esi, POINTER [workspace] - mov edx, POINTER [divisors] - mov edi, JCOEFPTR [coef_block] - mov eax, DCTSIZE2/16 - alignx 16,7 -.quantloop: - movaps xmm0, XMMWORD [XMMBLOCK(0,0,esi,SIZEOF_FAST_FLOAT)] - movaps xmm1, XMMWORD [XMMBLOCK(0,1,esi,SIZEOF_FAST_FLOAT)] - mulps xmm0, XMMWORD [XMMBLOCK(0,0,edx,SIZEOF_FAST_FLOAT)] - mulps xmm1, XMMWORD [XMMBLOCK(0,1,edx,SIZEOF_FAST_FLOAT)] - movaps xmm2, XMMWORD [XMMBLOCK(1,0,esi,SIZEOF_FAST_FLOAT)] - movaps xmm3, XMMWORD [XMMBLOCK(1,1,esi,SIZEOF_FAST_FLOAT)] - mulps xmm2, XMMWORD [XMMBLOCK(1,0,edx,SIZEOF_FAST_FLOAT)] - mulps xmm3, XMMWORD [XMMBLOCK(1,1,edx,SIZEOF_FAST_FLOAT)] - - movhlps xmm4,xmm0 - movhlps xmm5,xmm1 - - cvtps2pi mm0,xmm0 - cvtps2pi mm1,xmm1 - cvtps2pi mm4,xmm4 - cvtps2pi mm5,xmm5 - - movhlps xmm6,xmm2 - movhlps xmm7,xmm3 - - cvtps2pi mm2,xmm2 - cvtps2pi mm3,xmm3 - cvtps2pi mm6,xmm6 - cvtps2pi mm7,xmm7 - - packssdw mm0,mm4 - packssdw mm1,mm5 - packssdw mm2,mm6 - packssdw mm3,mm7 - - movq MMWORD [MMBLOCK(0,0,edi,SIZEOF_JCOEF)], mm0 - movq MMWORD [MMBLOCK(0,1,edi,SIZEOF_JCOEF)], mm1 - movq MMWORD [MMBLOCK(1,0,edi,SIZEOF_JCOEF)], mm2 - movq MMWORD [MMBLOCK(1,1,edi,SIZEOF_JCOEF)], mm3 - - add esi, byte 16*SIZEOF_FAST_FLOAT - add edx, byte 16*SIZEOF_FAST_FLOAT - add edi, byte 16*SIZEOF_JCOEF - dec eax - jnz short .quantloop - - emms ; empty MMX state - - pop edi - pop esi -; pop edx ; need not be preserved -; pop ecx ; unused -; pop ebx ; unused - pop ebp - ret - -; For some reason, the OS X linker does not honor the request to align the -; segment unless we do this. - align 16 |