Index: simd/jcqnts2f.asm |
diff --git a/simd/jcqnts2f.asm b/simd/jcqnts2f.asm |
deleted file mode 100644 |
index e5f5793dc08acc185df95f62af44858b2ed322a5..0000000000000000000000000000000000000000 |
--- a/simd/jcqnts2f.asm |
+++ /dev/null |
@@ -1,171 +0,0 @@ |
-; |
-; jcqnts2f.asm - sample data conversion and quantization (SSE & SSE2) |
-; |
-; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB |
-; |
-; Based on |
-; 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_sse2 (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_sse2) PRIVATE |
- |
-EXTN(jsimd_convsamp_float_sse2): |
- push ebp |
- mov ebp,esp |
- push ebx |
-; push ecx ; need not be preserved |
-; push edx ; need not be preserved |
- push esi |
- push edi |
- |
- pcmpeqw xmm7,xmm7 |
- psllw xmm7,7 |
- packsswb xmm7,xmm7 ; xmm7 = 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 xmm0, XMM_MMWORD [ebx+eax*SIZEOF_JSAMPLE] |
- movq xmm1, XMM_MMWORD [edx+eax*SIZEOF_JSAMPLE] |
- |
- psubb xmm0,xmm7 ; xmm0=(01234567) |
- psubb xmm1,xmm7 ; xmm1=(89ABCDEF) |
- |
- punpcklbw xmm0,xmm0 ; xmm0=(*0*1*2*3*4*5*6*7) |
- punpcklbw xmm1,xmm1 ; xmm1=(*8*9*A*B*C*D*E*F) |
- |
- punpcklwd xmm2,xmm0 ; xmm2=(***0***1***2***3) |
- punpckhwd xmm0,xmm0 ; xmm0=(***4***5***6***7) |
- punpcklwd xmm3,xmm1 ; xmm3=(***8***9***A***B) |
- punpckhwd xmm1,xmm1 ; xmm1=(***C***D***E***F) |
- |
- psrad xmm2,(DWORD_BIT-BYTE_BIT) ; xmm2=(0123) |
- psrad xmm0,(DWORD_BIT-BYTE_BIT) ; xmm0=(4567) |
- cvtdq2ps xmm2,xmm2 ; xmm2=(0123) |
- cvtdq2ps xmm0,xmm0 ; xmm0=(4567) |
- psrad xmm3,(DWORD_BIT-BYTE_BIT) ; xmm3=(89AB) |
- psrad xmm1,(DWORD_BIT-BYTE_BIT) ; xmm1=(CDEF) |
- cvtdq2ps xmm3,xmm3 ; xmm3=(89AB) |
- cvtdq2ps xmm1,xmm1 ; xmm1=(CDEF) |
- |
- movaps XMMWORD [XMMBLOCK(0,0,edi,SIZEOF_FAST_FLOAT)], xmm2 |
- movaps XMMWORD [XMMBLOCK(0,1,edi,SIZEOF_FAST_FLOAT)], xmm0 |
- movaps XMMWORD [XMMBLOCK(1,0,edi,SIZEOF_FAST_FLOAT)], xmm3 |
- movaps XMMWORD [XMMBLOCK(1,1,edi,SIZEOF_FAST_FLOAT)], xmm1 |
- |
- add esi, byte 2*SIZEOF_JSAMPROW |
- add edi, byte 2*DCTSIZE*SIZEOF_FAST_FLOAT |
- dec ecx |
- jnz short .convloop |
- |
- 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_sse2 (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_sse2) PRIVATE |
- |
-EXTN(jsimd_quantize_float_sse2): |
- 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)] |
- |
- cvtps2dq xmm0,xmm0 |
- cvtps2dq xmm1,xmm1 |
- cvtps2dq xmm2,xmm2 |
- cvtps2dq xmm3,xmm3 |
- |
- packssdw xmm0,xmm1 |
- packssdw xmm2,xmm3 |
- |
- movdqa XMMWORD [XMMBLOCK(0,0,edi,SIZEOF_JCOEF)], xmm0 |
- movdqa XMMWORD [XMMBLOCK(1,0,edi,SIZEOF_JCOEF)], xmm2 |
- |
- 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 |
- |
- 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 |