Add SSE SIMD implementation of computationally intensive routines.
This commit is contained in:
Pierre Ossman
@@ -26,7 +26,8 @@ libjpeg_la_SOURCES += simd/jsimd.h simd/jsimdcfg.inc.h \
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simd/jcsammmx.asm simd/jdsammmx.asm simd/jdmermmx.asm \
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simd/jcsammmx.asm simd/jdsammmx.asm simd/jdmermmx.asm \
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simd/jcqntmmx.asm simd/jfmmxfst.asm simd/jfmmxint.asm \
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simd/jcqntmmx.asm simd/jfmmxfst.asm simd/jfmmxint.asm \
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simd/jimmxred.asm simd/jimmxint.asm simd/jimmxfst.asm \
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simd/jimmxred.asm simd/jimmxint.asm simd/jimmxfst.asm \
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simd/jcqnt3dn.asm simd/jf3dnflt.asm simd/ji3dnflt.asm
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simd/jcqnt3dn.asm simd/jf3dnflt.asm simd/ji3dnflt.asm \
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simd/jcqntsse.asm simd/jfsseflt.asm simd/jisseflt.asm
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endif
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endif
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37
jsimd.c
37
jsimd.c
@@ -18,6 +18,18 @@
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#include "jsimddct.h"
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#include "jsimddct.h"
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#include "simd/jsimd.h"
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#include "simd/jsimd.h"
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/*
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* In the PIC cases, we have no guarantee that constants will keep
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* their alignment. This macro allows us to verify it at runtime.
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*/
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#ifdef WITH_SIMD
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#define IS_ALIGNED(ptr, order) (((unsigned)ptr & ((1 << order) - 1)) == 0)
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#else
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#define IS_ALIGNED(ptr, order) (0)
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#endif
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#define IS_ALIGNED_SSE(ptr) (IS_ALIGNED(ptr, 4)) /* 16 byte alignment */
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static unsigned int simd_support = ~0;
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static unsigned int simd_support = ~0;
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/*
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/*
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@@ -374,6 +386,8 @@ jsimd_can_convsamp_float (void)
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if (sizeof(FAST_FLOAT) != 4)
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if (sizeof(FAST_FLOAT) != 4)
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return 0;
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return 0;
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if (simd_support & JSIMD_SSE)
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return 1;
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if (simd_support & JSIMD_3DNOW)
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if (simd_support & JSIMD_3DNOW)
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return 1;
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return 1;
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@@ -395,7 +409,9 @@ jsimd_convsamp_float (JSAMPARRAY sample_data, JDIMENSION start_col,
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FAST_FLOAT * workspace)
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FAST_FLOAT * workspace)
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{
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{
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#ifdef WITH_SIMD
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#ifdef WITH_SIMD
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if (simd_support & JSIMD_3DNOW)
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if (simd_support & JSIMD_SSE)
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jsimd_convsamp_float_sse(sample_data, start_col, workspace);
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else if (simd_support & JSIMD_3DNOW)
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jsimd_convsamp_float_3dnow(sample_data, start_col, workspace);
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jsimd_convsamp_float_3dnow(sample_data, start_col, workspace);
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#endif
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#endif
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}
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}
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@@ -445,6 +461,8 @@ jsimd_can_fdct_float (void)
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if (sizeof(FAST_FLOAT) != 4)
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if (sizeof(FAST_FLOAT) != 4)
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return 0;
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return 0;
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if ((simd_support & JSIMD_SSE) && IS_ALIGNED_SSE(jconst_fdct_float_sse))
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return 1;
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if (simd_support & JSIMD_3DNOW)
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if (simd_support & JSIMD_3DNOW)
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return 1;
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return 1;
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@@ -473,7 +491,9 @@ GLOBAL(void)
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jsimd_fdct_float (FAST_FLOAT * data)
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jsimd_fdct_float (FAST_FLOAT * data)
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{
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{
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#ifdef WITH_SIMD
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#ifdef WITH_SIMD
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if (simd_support & JSIMD_3DNOW)
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if ((simd_support & JSIMD_SSE) && IS_ALIGNED_SSE(jconst_fdct_float_sse))
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jsimd_fdct_float_sse(data);
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else if (simd_support & JSIMD_3DNOW)
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jsimd_fdct_float_3dnow(data);
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jsimd_fdct_float_3dnow(data);
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#endif
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#endif
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}
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}
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@@ -510,6 +530,8 @@ jsimd_can_quantize_float (void)
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if (sizeof(FAST_FLOAT) != 4)
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if (sizeof(FAST_FLOAT) != 4)
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return 0;
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return 0;
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if (simd_support & JSIMD_SSE)
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return 1;
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if (simd_support & JSIMD_3DNOW)
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if (simd_support & JSIMD_3DNOW)
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return 1;
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return 1;
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@@ -531,7 +553,9 @@ jsimd_quantize_float (JCOEFPTR coef_block, FAST_FLOAT * divisors,
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FAST_FLOAT * workspace)
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FAST_FLOAT * workspace)
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{
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{
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#ifdef WITH_SIMD
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#ifdef WITH_SIMD
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if (simd_support & JSIMD_3DNOW)
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if (simd_support & JSIMD_SSE)
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jsimd_quantize_float_sse(coef_block, divisors, workspace);
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else if (simd_support & JSIMD_3DNOW)
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jsimd_quantize_float_3dnow(coef_block, divisors, workspace);
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jsimd_quantize_float_3dnow(coef_block, divisors, workspace);
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#endif
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#endif
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}
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}
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@@ -670,6 +694,8 @@ jsimd_can_idct_float (void)
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if (sizeof(FLOAT_MULT_TYPE) != 4)
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if (sizeof(FLOAT_MULT_TYPE) != 4)
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return 0;
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return 0;
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if ((simd_support & JSIMD_SSE) && IS_ALIGNED_SSE(jconst_idct_float_sse))
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return 1;
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if (simd_support & JSIMD_3DNOW)
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if (simd_support & JSIMD_3DNOW)
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return 1;
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return 1;
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@@ -704,7 +730,10 @@ jsimd_idct_float (j_decompress_ptr cinfo, jpeg_component_info * compptr,
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JDIMENSION output_col)
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JDIMENSION output_col)
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{
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{
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#if WITH_SIMD
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#if WITH_SIMD
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if (simd_support & JSIMD_3DNOW)
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if ((simd_support & JSIMD_SSE) && IS_ALIGNED_SSE(jconst_idct_float_sse))
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jsimd_idct_float_sse(compptr->dct_table, coef_block,
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output_buf, output_col);
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else if (simd_support & JSIMD_3DNOW)
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jsimd_idct_float_3dnow(compptr->dct_table, coef_block,
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jsimd_idct_float_3dnow(compptr->dct_table, coef_block,
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output_buf, output_col);
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output_buf, output_col);
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#endif
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#endif
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208
simd/jcqntsse.asm
Normal file
208
simd/jcqntsse.asm
Normal file
@@ -0,0 +1,208 @@
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;
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; jcqntsse.asm - sample data conversion and quantization (SSE & MMX)
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;
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; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
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;
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; Based on
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; x86 SIMD extension for IJG JPEG library
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; Copyright (C) 1999-2006, MIYASAKA Masaru.
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; For conditions of distribution and use, see copyright notice in jsimdext.inc
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;
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; This file should be assembled with NASM (Netwide Assembler),
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; can *not* be assembled with Microsoft's MASM or any compatible
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; assembler (including Borland's Turbo Assembler).
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; NASM is available from http://nasm.sourceforge.net/ or
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; http://sourceforge.net/project/showfiles.php?group_id=6208
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;
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; [TAB8]
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%include "simd/jsimdext.inc"
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%include "simd/jdct.inc"
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; --------------------------------------------------------------------------
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SECTION SEG_TEXT
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BITS 32
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;
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; Load data into workspace, applying unsigned->signed conversion
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;
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; GLOBAL(void)
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; jsimd_convsamp_float_sse (JSAMPARRAY sample_data, JDIMENSION start_col,
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; FAST_FLOAT * workspace);
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;
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%define sample_data ebp+8 ; JSAMPARRAY sample_data
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%define start_col ebp+12 ; JDIMENSION start_col
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%define workspace ebp+16 ; FAST_FLOAT * workspace
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align 16
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global EXTN(jsimd_convsamp_float_sse)
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EXTN(jsimd_convsamp_float_sse):
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push ebp
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mov ebp,esp
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push ebx
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; push ecx ; need not be preserved
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; push edx ; need not be preserved
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push esi
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push edi
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pcmpeqw mm7,mm7
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psllw mm7,7
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packsswb mm7,mm7 ; mm7 = PB_CENTERJSAMPLE (0x808080..)
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mov esi, JSAMPARRAY [sample_data] ; (JSAMPROW *)
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mov eax, JDIMENSION [start_col]
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mov edi, POINTER [workspace] ; (DCTELEM *)
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mov ecx, DCTSIZE/2
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alignx 16,7
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.convloop:
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mov ebx, JSAMPROW [esi+0*SIZEOF_JSAMPROW] ; (JSAMPLE *)
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mov edx, JSAMPROW [esi+1*SIZEOF_JSAMPROW] ; (JSAMPLE *)
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movq mm0, MMWORD [ebx+eax*SIZEOF_JSAMPLE]
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movq mm1, MMWORD [edx+eax*SIZEOF_JSAMPLE]
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psubb mm0,mm7 ; mm0=(01234567)
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psubb mm1,mm7 ; mm1=(89ABCDEF)
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punpcklbw mm2,mm0 ; mm2=(*0*1*2*3)
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punpckhbw mm0,mm0 ; mm0=(*4*5*6*7)
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punpcklbw mm3,mm1 ; mm3=(*8*9*A*B)
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punpckhbw mm1,mm1 ; mm1=(*C*D*E*F)
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punpcklwd mm4,mm2 ; mm4=(***0***1)
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punpckhwd mm2,mm2 ; mm2=(***2***3)
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punpcklwd mm5,mm0 ; mm5=(***4***5)
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punpckhwd mm0,mm0 ; mm0=(***6***7)
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psrad mm4,(DWORD_BIT-BYTE_BIT) ; mm4=(01)
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psrad mm2,(DWORD_BIT-BYTE_BIT) ; mm2=(23)
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cvtpi2ps xmm0,mm4 ; xmm0=(01**)
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cvtpi2ps xmm1,mm2 ; xmm1=(23**)
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psrad mm5,(DWORD_BIT-BYTE_BIT) ; mm5=(45)
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psrad mm0,(DWORD_BIT-BYTE_BIT) ; mm0=(67)
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cvtpi2ps xmm2,mm5 ; xmm2=(45**)
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cvtpi2ps xmm3,mm0 ; xmm3=(67**)
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punpcklwd mm6,mm3 ; mm6=(***8***9)
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punpckhwd mm3,mm3 ; mm3=(***A***B)
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punpcklwd mm4,mm1 ; mm4=(***C***D)
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punpckhwd mm1,mm1 ; mm1=(***E***F)
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psrad mm6,(DWORD_BIT-BYTE_BIT) ; mm6=(89)
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psrad mm3,(DWORD_BIT-BYTE_BIT) ; mm3=(AB)
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cvtpi2ps xmm4,mm6 ; xmm4=(89**)
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cvtpi2ps xmm5,mm3 ; xmm5=(AB**)
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psrad mm4,(DWORD_BIT-BYTE_BIT) ; mm4=(CD)
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psrad mm1,(DWORD_BIT-BYTE_BIT) ; mm1=(EF)
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cvtpi2ps xmm6,mm4 ; xmm6=(CD**)
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cvtpi2ps xmm7,mm1 ; xmm7=(EF**)
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movlhps xmm0,xmm1 ; xmm0=(0123)
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movlhps xmm2,xmm3 ; xmm2=(4567)
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movlhps xmm4,xmm5 ; xmm4=(89AB)
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movlhps xmm6,xmm7 ; xmm6=(CDEF)
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movaps XMMWORD [XMMBLOCK(0,0,edi,SIZEOF_FAST_FLOAT)], xmm0
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movaps XMMWORD [XMMBLOCK(0,1,edi,SIZEOF_FAST_FLOAT)], xmm2
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movaps XMMWORD [XMMBLOCK(1,0,edi,SIZEOF_FAST_FLOAT)], xmm4
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movaps XMMWORD [XMMBLOCK(1,1,edi,SIZEOF_FAST_FLOAT)], xmm6
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add esi, byte 2*SIZEOF_JSAMPROW
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add edi, byte 2*DCTSIZE*SIZEOF_FAST_FLOAT
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dec ecx
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jnz near .convloop
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emms ; empty MMX state
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pop edi
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pop esi
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; pop edx ; need not be preserved
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; pop ecx ; need not be preserved
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pop ebx
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pop ebp
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ret
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; --------------------------------------------------------------------------
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;
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; Quantize/descale the coefficients, and store into coef_block
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;
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; GLOBAL(void)
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; jsimd_quantize_float_sse (JCOEFPTR coef_block, FAST_FLOAT * divisors,
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; FAST_FLOAT * workspace);
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;
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%define coef_block ebp+8 ; JCOEFPTR coef_block
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%define divisors ebp+12 ; FAST_FLOAT * divisors
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%define workspace ebp+16 ; FAST_FLOAT * workspace
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align 16
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global EXTN(jsimd_quantize_float_sse)
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EXTN(jsimd_quantize_float_sse):
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push ebp
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mov ebp,esp
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; push ebx ; unused
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; push ecx ; unused
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; push edx ; need not be preserved
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push esi
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push edi
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mov esi, POINTER [workspace]
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mov edx, POINTER [divisors]
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mov edi, JCOEFPTR [coef_block]
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mov eax, DCTSIZE2/16
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alignx 16,7
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.quantloop:
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movaps xmm0, XMMWORD [XMMBLOCK(0,0,esi,SIZEOF_FAST_FLOAT)]
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movaps xmm1, XMMWORD [XMMBLOCK(0,1,esi,SIZEOF_FAST_FLOAT)]
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mulps xmm0, XMMWORD [XMMBLOCK(0,0,edx,SIZEOF_FAST_FLOAT)]
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mulps xmm1, XMMWORD [XMMBLOCK(0,1,edx,SIZEOF_FAST_FLOAT)]
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movaps xmm2, XMMWORD [XMMBLOCK(1,0,esi,SIZEOF_FAST_FLOAT)]
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movaps xmm3, XMMWORD [XMMBLOCK(1,1,esi,SIZEOF_FAST_FLOAT)]
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mulps xmm2, XMMWORD [XMMBLOCK(1,0,edx,SIZEOF_FAST_FLOAT)]
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mulps xmm3, XMMWORD [XMMBLOCK(1,1,edx,SIZEOF_FAST_FLOAT)]
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movhlps xmm4,xmm0
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movhlps xmm5,xmm1
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cvtps2pi mm0,xmm0
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cvtps2pi mm1,xmm1
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cvtps2pi mm4,xmm4
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cvtps2pi mm5,xmm5
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movhlps xmm6,xmm2
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movhlps xmm7,xmm3
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cvtps2pi mm2,xmm2
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cvtps2pi mm3,xmm3
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cvtps2pi mm6,xmm6
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cvtps2pi mm7,xmm7
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packssdw mm0,mm4
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packssdw mm1,mm5
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packssdw mm2,mm6
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packssdw mm3,mm7
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movq MMWORD [MMBLOCK(0,0,edi,SIZEOF_JCOEF)], mm0
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movq MMWORD [MMBLOCK(0,1,edi,SIZEOF_JCOEF)], mm1
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movq MMWORD [MMBLOCK(1,0,edi,SIZEOF_JCOEF)], mm2
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movq MMWORD [MMBLOCK(1,1,edi,SIZEOF_JCOEF)], mm3
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add esi, byte 16*SIZEOF_FAST_FLOAT
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add edx, byte 16*SIZEOF_FAST_FLOAT
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add edi, byte 16*SIZEOF_JCOEF
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dec eax
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jnz short .quantloop
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emms ; empty MMX state
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pop edi
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pop esi
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; pop edx ; need not be preserved
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; pop ecx ; unused
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; pop ebx ; unused
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pop ebp
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ret
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@@ -23,5 +23,6 @@
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|||||||
|
|
||||||
%define DWBLOCK(m,n,b,s) ((b)+(m)*DCTSIZE*(s)+(n)*SIZEOF_DWORD)
|
%define DWBLOCK(m,n,b,s) ((b)+(m)*DCTSIZE*(s)+(n)*SIZEOF_DWORD)
|
||||||
%define MMBLOCK(m,n,b,s) ((b)+(m)*DCTSIZE*(s)+(n)*SIZEOF_MMWORD)
|
%define MMBLOCK(m,n,b,s) ((b)+(m)*DCTSIZE*(s)+(n)*SIZEOF_MMWORD)
|
||||||
|
%define XMMBLOCK(m,n,b,s) ((b)+(m)*DCTSIZE*(s)+(n)*SIZEOF_XMMWORD)
|
||||||
|
|
||||||
; --------------------------------------------------------------------------
|
; --------------------------------------------------------------------------
|
||||||
|
|||||||
367
simd/jfsseflt.asm
Normal file
367
simd/jfsseflt.asm
Normal file
@@ -0,0 +1,367 @@
|
|||||||
|
;
|
||||||
|
; jfsseflt.asm - floating-point FDCT (SSE)
|
||||||
|
;
|
||||||
|
; 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
|
||||||
|
;
|
||||||
|
; This file contains a floating-point implementation of the forward DCT
|
||||||
|
; (Discrete Cosine Transform). The following code is based directly on
|
||||||
|
; the IJG's original jfdctflt.c; see the jfdctflt.c for more details.
|
||||||
|
;
|
||||||
|
; [TAB8]
|
||||||
|
|
||||||
|
%include "simd/jsimdext.inc"
|
||||||
|
%include "simd/jdct.inc"
|
||||||
|
|
||||||
|
; --------------------------------------------------------------------------
|
||||||
|
|
||||||
|
%macro unpcklps2 2 ; %1=(0 1 2 3) / %2=(4 5 6 7) => %1=(0 1 4 5)
|
||||||
|
shufps %1,%2,0x44
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
%macro unpckhps2 2 ; %1=(0 1 2 3) / %2=(4 5 6 7) => %1=(2 3 6 7)
|
||||||
|
shufps %1,%2,0xEE
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
; --------------------------------------------------------------------------
|
||||||
|
SECTION SEG_CONST
|
||||||
|
|
||||||
|
alignz 16
|
||||||
|
global EXTN(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 16
|
||||||
|
|
||||||
|
; --------------------------------------------------------------------------
|
||||||
|
SECTION SEG_TEXT
|
||||||
|
BITS 32
|
||||||
|
;
|
||||||
|
; Perform the forward DCT on one block of samples.
|
||||||
|
;
|
||||||
|
; GLOBAL(void)
|
||||||
|
; jsimd_fdct_float_sse (FAST_FLOAT * data)
|
||||||
|
;
|
||||||
|
|
||||||
|
%define data(b) (b)+8 ; FAST_FLOAT * data
|
||||||
|
|
||||||
|
%define original_ebp ebp+0
|
||||||
|
%define wk(i) ebp-(WK_NUM-(i))*SIZEOF_XMMWORD ; xmmword wk[WK_NUM]
|
||||||
|
%define WK_NUM 2
|
||||||
|
|
||||||
|
align 16
|
||||||
|
global EXTN(jsimd_fdct_float_sse)
|
||||||
|
|
||||||
|
EXTN(jsimd_fdct_float_sse):
|
||||||
|
push ebp
|
||||||
|
mov eax,esp ; eax = original ebp
|
||||||
|
sub esp, byte 4
|
||||||
|
and esp, byte (-SIZEOF_XMMWORD) ; align to 128 bits
|
||||||
|
mov [esp],eax
|
||||||
|
mov ebp,esp ; ebp = aligned ebp
|
||||||
|
lea esp, [wk(0)]
|
||||||
|
pushpic ebx
|
||||||
|
; push ecx ; need not be preserved
|
||||||
|
; push edx ; need not be preserved
|
||||||
|
; push esi ; unused
|
||||||
|
; push edi ; unused
|
||||||
|
|
||||||
|
get_GOT ebx ; get GOT address
|
||||||
|
|
||||||
|
; ---- Pass 1: process rows.
|
||||||
|
|
||||||
|
mov edx, POINTER [data(eax)] ; (FAST_FLOAT *)
|
||||||
|
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)]
|
||||||
|
|
||||||
|
; xmm0=(20 21 22 23), xmm2=(24 25 26 27)
|
||||||
|
; xmm1=(30 31 32 33), xmm3=(34 35 36 37)
|
||||||
|
|
||||||
|
movaps xmm4,xmm0 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm0,xmm1 ; xmm0=(20 30 21 31)
|
||||||
|
unpckhps xmm4,xmm1 ; xmm4=(22 32 23 33)
|
||||||
|
movaps xmm5,xmm2 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm2,xmm3 ; xmm2=(24 34 25 35)
|
||||||
|
unpckhps xmm5,xmm3 ; xmm5=(26 36 27 37)
|
||||||
|
|
||||||
|
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)]
|
||||||
|
|
||||||
|
; xmm6=(00 01 02 03), xmm1=(04 05 06 07)
|
||||||
|
; xmm7=(10 11 12 13), xmm3=(14 15 16 17)
|
||||||
|
|
||||||
|
movaps XMMWORD [wk(0)], xmm4 ; wk(0)=(22 32 23 33)
|
||||||
|
movaps XMMWORD [wk(1)], xmm2 ; wk(1)=(24 34 25 35)
|
||||||
|
|
||||||
|
movaps xmm4,xmm6 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm6,xmm7 ; xmm6=(00 10 01 11)
|
||||||
|
unpckhps xmm4,xmm7 ; xmm4=(02 12 03 13)
|
||||||
|
movaps xmm2,xmm1 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm1,xmm3 ; xmm1=(04 14 05 15)
|
||||||
|
unpckhps xmm2,xmm3 ; xmm2=(06 16 07 17)
|
||||||
|
|
||||||
|
movaps xmm7,xmm6 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm6,xmm0 ; xmm6=(00 10 20 30)=data0
|
||||||
|
unpckhps2 xmm7,xmm0 ; xmm7=(01 11 21 31)=data1
|
||||||
|
movaps xmm3,xmm2 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm2,xmm5 ; xmm2=(06 16 26 36)=data6
|
||||||
|
unpckhps2 xmm3,xmm5 ; xmm3=(07 17 27 37)=data7
|
||||||
|
|
||||||
|
movaps xmm0,xmm7
|
||||||
|
movaps xmm5,xmm6
|
||||||
|
subps xmm7,xmm2 ; xmm7=data1-data6=tmp6
|
||||||
|
subps xmm6,xmm3 ; xmm6=data0-data7=tmp7
|
||||||
|
addps xmm0,xmm2 ; xmm0=data1+data6=tmp1
|
||||||
|
addps xmm5,xmm3 ; xmm5=data0+data7=tmp0
|
||||||
|
|
||||||
|
movaps xmm2, XMMWORD [wk(0)] ; xmm2=(22 32 23 33)
|
||||||
|
movaps xmm3, XMMWORD [wk(1)] ; xmm3=(24 34 25 35)
|
||||||
|
movaps XMMWORD [wk(0)], xmm7 ; wk(0)=tmp6
|
||||||
|
movaps XMMWORD [wk(1)], xmm6 ; wk(1)=tmp7
|
||||||
|
|
||||||
|
movaps xmm7,xmm4 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm4,xmm2 ; xmm4=(02 12 22 32)=data2
|
||||||
|
unpckhps2 xmm7,xmm2 ; xmm7=(03 13 23 33)=data3
|
||||||
|
movaps xmm6,xmm1 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm1,xmm3 ; xmm1=(04 14 24 34)=data4
|
||||||
|
unpckhps2 xmm6,xmm3 ; xmm6=(05 15 25 35)=data5
|
||||||
|
|
||||||
|
movaps xmm2,xmm7
|
||||||
|
movaps xmm3,xmm4
|
||||||
|
addps xmm7,xmm1 ; xmm7=data3+data4=tmp3
|
||||||
|
addps xmm4,xmm6 ; xmm4=data2+data5=tmp2
|
||||||
|
subps xmm2,xmm1 ; xmm2=data3-data4=tmp4
|
||||||
|
subps xmm3,xmm6 ; xmm3=data2-data5=tmp5
|
||||||
|
|
||||||
|
; -- Even part
|
||||||
|
|
||||||
|
movaps xmm1,xmm5
|
||||||
|
movaps xmm6,xmm0
|
||||||
|
subps xmm5,xmm7 ; xmm5=tmp13
|
||||||
|
subps xmm0,xmm4 ; xmm0=tmp12
|
||||||
|
addps xmm1,xmm7 ; xmm1=tmp10
|
||||||
|
addps xmm6,xmm4 ; xmm6=tmp11
|
||||||
|
|
||||||
|
addps xmm0,xmm5
|
||||||
|
mulps xmm0,[GOTOFF(ebx,PD_0_707)] ; xmm0=z1
|
||||||
|
|
||||||
|
movaps xmm7,xmm1
|
||||||
|
movaps xmm4,xmm5
|
||||||
|
subps xmm1,xmm6 ; xmm1=data4
|
||||||
|
subps xmm5,xmm0 ; xmm5=data6
|
||||||
|
addps xmm7,xmm6 ; xmm7=data0
|
||||||
|
addps xmm4,xmm0 ; xmm4=data2
|
||||||
|
|
||||||
|
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
|
||||||
|
|
||||||
|
; -- Odd part
|
||||||
|
|
||||||
|
movaps xmm6, XMMWORD [wk(0)] ; xmm6=tmp6
|
||||||
|
movaps xmm0, XMMWORD [wk(1)] ; xmm0=tmp7
|
||||||
|
|
||||||
|
addps xmm2,xmm3 ; xmm2=tmp10
|
||||||
|
addps xmm3,xmm6 ; xmm3=tmp11
|
||||||
|
addps xmm6,xmm0 ; xmm6=tmp12, xmm0=tmp7
|
||||||
|
|
||||||
|
mulps xmm3,[GOTOFF(ebx,PD_0_707)] ; xmm3=z3
|
||||||
|
|
||||||
|
movaps xmm1,xmm2 ; xmm1=tmp10
|
||||||
|
subps xmm2,xmm6
|
||||||
|
mulps xmm2,[GOTOFF(ebx,PD_0_382)] ; xmm2=z5
|
||||||
|
mulps xmm1,[GOTOFF(ebx,PD_0_541)] ; xmm1=MULTIPLY(tmp10,FIX_0_541196)
|
||||||
|
mulps xmm6,[GOTOFF(ebx,PD_1_306)] ; xmm6=MULTIPLY(tmp12,FIX_1_306562)
|
||||||
|
addps xmm1,xmm2 ; xmm1=z2
|
||||||
|
addps xmm6,xmm2 ; xmm6=z4
|
||||||
|
|
||||||
|
movaps xmm5,xmm0
|
||||||
|
subps xmm0,xmm3 ; xmm0=z13
|
||||||
|
addps xmm5,xmm3 ; xmm5=z11
|
||||||
|
|
||||||
|
movaps xmm7,xmm0
|
||||||
|
movaps xmm4,xmm5
|
||||||
|
subps xmm0,xmm1 ; xmm0=data3
|
||||||
|
subps xmm5,xmm6 ; xmm5=data7
|
||||||
|
addps xmm7,xmm1 ; xmm7=data5
|
||||||
|
addps xmm4,xmm6 ; xmm4=data1
|
||||||
|
|
||||||
|
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
|
||||||
|
|
||||||
|
; ---- Pass 2: process columns.
|
||||||
|
|
||||||
|
mov edx, POINTER [data(eax)] ; (FAST_FLOAT *)
|
||||||
|
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)]
|
||||||
|
|
||||||
|
; xmm0=(02 12 22 32), xmm2=(42 52 62 72)
|
||||||
|
; xmm1=(03 13 23 33), xmm3=(43 53 63 73)
|
||||||
|
|
||||||
|
movaps xmm4,xmm0 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm0,xmm1 ; xmm0=(02 03 12 13)
|
||||||
|
unpckhps xmm4,xmm1 ; xmm4=(22 23 32 33)
|
||||||
|
movaps xmm5,xmm2 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm2,xmm3 ; xmm2=(42 43 52 53)
|
||||||
|
unpckhps xmm5,xmm3 ; xmm5=(62 63 72 73)
|
||||||
|
|
||||||
|
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)]
|
||||||
|
|
||||||
|
; xmm6=(00 10 20 30), xmm1=(40 50 60 70)
|
||||||
|
; xmm7=(01 11 21 31), xmm3=(41 51 61 71)
|
||||||
|
|
||||||
|
movaps XMMWORD [wk(0)], xmm4 ; wk(0)=(22 23 32 33)
|
||||||
|
movaps XMMWORD [wk(1)], xmm2 ; wk(1)=(42 43 52 53)
|
||||||
|
|
||||||
|
movaps xmm4,xmm6 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm6,xmm7 ; xmm6=(00 01 10 11)
|
||||||
|
unpckhps xmm4,xmm7 ; xmm4=(20 21 30 31)
|
||||||
|
movaps xmm2,xmm1 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm1,xmm3 ; xmm1=(40 41 50 51)
|
||||||
|
unpckhps xmm2,xmm3 ; xmm2=(60 61 70 71)
|
||||||
|
|
||||||
|
movaps xmm7,xmm6 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm6,xmm0 ; xmm6=(00 01 02 03)=data0
|
||||||
|
unpckhps2 xmm7,xmm0 ; xmm7=(10 11 12 13)=data1
|
||||||
|
movaps xmm3,xmm2 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm2,xmm5 ; xmm2=(60 61 62 63)=data6
|
||||||
|
unpckhps2 xmm3,xmm5 ; xmm3=(70 71 72 73)=data7
|
||||||
|
|
||||||
|
movaps xmm0,xmm7
|
||||||
|
movaps xmm5,xmm6
|
||||||
|
subps xmm7,xmm2 ; xmm7=data1-data6=tmp6
|
||||||
|
subps xmm6,xmm3 ; xmm6=data0-data7=tmp7
|
||||||
|
addps xmm0,xmm2 ; xmm0=data1+data6=tmp1
|
||||||
|
addps xmm5,xmm3 ; xmm5=data0+data7=tmp0
|
||||||
|
|
||||||
|
movaps xmm2, XMMWORD [wk(0)] ; xmm2=(22 23 32 33)
|
||||||
|
movaps xmm3, XMMWORD [wk(1)] ; xmm3=(42 43 52 53)
|
||||||
|
movaps XMMWORD [wk(0)], xmm7 ; wk(0)=tmp6
|
||||||
|
movaps XMMWORD [wk(1)], xmm6 ; wk(1)=tmp7
|
||||||
|
|
||||||
|
movaps xmm7,xmm4 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm4,xmm2 ; xmm4=(20 21 22 23)=data2
|
||||||
|
unpckhps2 xmm7,xmm2 ; xmm7=(30 31 32 33)=data3
|
||||||
|
movaps xmm6,xmm1 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm1,xmm3 ; xmm1=(40 41 42 43)=data4
|
||||||
|
unpckhps2 xmm6,xmm3 ; xmm6=(50 51 52 53)=data5
|
||||||
|
|
||||||
|
movaps xmm2,xmm7
|
||||||
|
movaps xmm3,xmm4
|
||||||
|
addps xmm7,xmm1 ; xmm7=data3+data4=tmp3
|
||||||
|
addps xmm4,xmm6 ; xmm4=data2+data5=tmp2
|
||||||
|
subps xmm2,xmm1 ; xmm2=data3-data4=tmp4
|
||||||
|
subps xmm3,xmm6 ; xmm3=data2-data5=tmp5
|
||||||
|
|
||||||
|
; -- Even part
|
||||||
|
|
||||||
|
movaps xmm1,xmm5
|
||||||
|
movaps xmm6,xmm0
|
||||||
|
subps xmm5,xmm7 ; xmm5=tmp13
|
||||||
|
subps xmm0,xmm4 ; xmm0=tmp12
|
||||||
|
addps xmm1,xmm7 ; xmm1=tmp10
|
||||||
|
addps xmm6,xmm4 ; xmm6=tmp11
|
||||||
|
|
||||||
|
addps xmm0,xmm5
|
||||||
|
mulps xmm0,[GOTOFF(ebx,PD_0_707)] ; xmm0=z1
|
||||||
|
|
||||||
|
movaps xmm7,xmm1
|
||||||
|
movaps xmm4,xmm5
|
||||||
|
subps xmm1,xmm6 ; xmm1=data4
|
||||||
|
subps xmm5,xmm0 ; xmm5=data6
|
||||||
|
addps xmm7,xmm6 ; xmm7=data0
|
||||||
|
addps xmm4,xmm0 ; xmm4=data2
|
||||||
|
|
||||||
|
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
|
||||||
|
|
||||||
|
; -- Odd part
|
||||||
|
|
||||||
|
movaps xmm6, XMMWORD [wk(0)] ; xmm6=tmp6
|
||||||
|
movaps xmm0, XMMWORD [wk(1)] ; xmm0=tmp7
|
||||||
|
|
||||||
|
addps xmm2,xmm3 ; xmm2=tmp10
|
||||||
|
addps xmm3,xmm6 ; xmm3=tmp11
|
||||||
|
addps xmm6,xmm0 ; xmm6=tmp12, xmm0=tmp7
|
||||||
|
|
||||||
|
mulps xmm3,[GOTOFF(ebx,PD_0_707)] ; xmm3=z3
|
||||||
|
|
||||||
|
movaps xmm1,xmm2 ; xmm1=tmp10
|
||||||
|
subps xmm2,xmm6
|
||||||
|
mulps xmm2,[GOTOFF(ebx,PD_0_382)] ; xmm2=z5
|
||||||
|
mulps xmm1,[GOTOFF(ebx,PD_0_541)] ; xmm1=MULTIPLY(tmp10,FIX_0_541196)
|
||||||
|
mulps xmm6,[GOTOFF(ebx,PD_1_306)] ; xmm6=MULTIPLY(tmp12,FIX_1_306562)
|
||||||
|
addps xmm1,xmm2 ; xmm1=z2
|
||||||
|
addps xmm6,xmm2 ; xmm6=z4
|
||||||
|
|
||||||
|
movaps xmm5,xmm0
|
||||||
|
subps xmm0,xmm3 ; xmm0=z13
|
||||||
|
addps xmm5,xmm3 ; xmm5=z11
|
||||||
|
|
||||||
|
movaps xmm7,xmm0
|
||||||
|
movaps xmm4,xmm5
|
||||||
|
subps xmm0,xmm1 ; xmm0=data3
|
||||||
|
subps xmm5,xmm6 ; xmm5=data7
|
||||||
|
addps xmm7,xmm1 ; xmm7=data5
|
||||||
|
addps xmm4,xmm6 ; xmm4=data1
|
||||||
|
|
||||||
|
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
|
||||||
|
|
||||||
|
; pop edi ; unused
|
||||||
|
; pop esi ; unused
|
||||||
|
; pop edx ; need not be preserved
|
||||||
|
; pop ecx ; need not be preserved
|
||||||
|
poppic ebx
|
||||||
|
mov esp,ebp ; esp <- aligned ebp
|
||||||
|
pop esp ; esp <- original ebp
|
||||||
|
pop ebp
|
||||||
|
ret
|
||||||
|
|
||||||
569
simd/jisseflt.asm
Normal file
569
simd/jisseflt.asm
Normal file
@@ -0,0 +1,569 @@
|
|||||||
|
;
|
||||||
|
; jisseflt.asm - floating-point IDCT (SSE & MMX)
|
||||||
|
;
|
||||||
|
; 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
|
||||||
|
;
|
||||||
|
; This file contains a floating-point implementation of the inverse DCT
|
||||||
|
; (Discrete Cosine Transform). The following code is based directly on
|
||||||
|
; the IJG's original jidctflt.c; see the jidctflt.c for more details.
|
||||||
|
;
|
||||||
|
; [TAB8]
|
||||||
|
|
||||||
|
%include "simd/jsimdext.inc"
|
||||||
|
%include "simd/jdct.inc"
|
||||||
|
|
||||||
|
; --------------------------------------------------------------------------
|
||||||
|
|
||||||
|
%macro unpcklps2 2 ; %1=(0 1 2 3) / %2=(4 5 6 7) => %1=(0 1 4 5)
|
||||||
|
shufps %1,%2,0x44
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
%macro unpckhps2 2 ; %1=(0 1 2 3) / %2=(4 5 6 7) => %1=(2 3 6 7)
|
||||||
|
shufps %1,%2,0xEE
|
||||||
|
%endmacro
|
||||||
|
|
||||||
|
; --------------------------------------------------------------------------
|
||||||
|
SECTION SEG_CONST
|
||||||
|
|
||||||
|
alignz 16
|
||||||
|
global EXTN(jconst_idct_float_sse)
|
||||||
|
|
||||||
|
EXTN(jconst_idct_float_sse):
|
||||||
|
|
||||||
|
PD_1_414 times 4 dd 1.414213562373095048801689
|
||||||
|
PD_1_847 times 4 dd 1.847759065022573512256366
|
||||||
|
PD_1_082 times 4 dd 1.082392200292393968799446
|
||||||
|
PD_M2_613 times 4 dd -2.613125929752753055713286
|
||||||
|
PD_0_125 times 4 dd 0.125 ; 1/8
|
||||||
|
PB_CENTERJSAMP times 8 db CENTERJSAMPLE
|
||||||
|
|
||||||
|
alignz 16
|
||||||
|
|
||||||
|
; --------------------------------------------------------------------------
|
||||||
|
SECTION SEG_TEXT
|
||||||
|
BITS 32
|
||||||
|
;
|
||||||
|
; Perform dequantization and inverse DCT on one block of coefficients.
|
||||||
|
;
|
||||||
|
; GLOBAL(void)
|
||||||
|
; jsimd_idct_float_sse (void * dct_table, JCOEFPTR coef_block,
|
||||||
|
; JSAMPARRAY output_buf, JDIMENSION output_col)
|
||||||
|
;
|
||||||
|
|
||||||
|
%define dct_table(b) (b)+8 ; void * dct_table
|
||||||
|
%define coef_block(b) (b)+12 ; JCOEFPTR coef_block
|
||||||
|
%define output_buf(b) (b)+16 ; JSAMPARRAY output_buf
|
||||||
|
%define output_col(b) (b)+20 ; JDIMENSION output_col
|
||||||
|
|
||||||
|
%define original_ebp ebp+0
|
||||||
|
%define wk(i) ebp-(WK_NUM-(i))*SIZEOF_XMMWORD ; xmmword wk[WK_NUM]
|
||||||
|
%define WK_NUM 2
|
||||||
|
%define workspace wk(0)-DCTSIZE2*SIZEOF_FAST_FLOAT
|
||||||
|
; FAST_FLOAT workspace[DCTSIZE2]
|
||||||
|
|
||||||
|
align 16
|
||||||
|
global EXTN(jsimd_idct_float_sse)
|
||||||
|
|
||||||
|
EXTN(jsimd_idct_float_sse):
|
||||||
|
push ebp
|
||||||
|
mov eax,esp ; eax = original ebp
|
||||||
|
sub esp, byte 4
|
||||||
|
and esp, byte (-SIZEOF_XMMWORD) ; align to 128 bits
|
||||||
|
mov [esp],eax
|
||||||
|
mov ebp,esp ; ebp = aligned ebp
|
||||||
|
lea esp, [workspace]
|
||||||
|
push ebx
|
||||||
|
; push ecx ; need not be preserved
|
||||||
|
; push edx ; need not be preserved
|
||||||
|
push esi
|
||||||
|
push edi
|
||||||
|
|
||||||
|
get_GOT ebx ; get GOT address
|
||||||
|
|
||||||
|
; ---- Pass 1: process columns from input, store into work array.
|
||||||
|
|
||||||
|
; mov eax, [original_ebp]
|
||||||
|
mov edx, POINTER [dct_table(eax)] ; quantptr
|
||||||
|
mov esi, JCOEFPTR [coef_block(eax)] ; inptr
|
||||||
|
lea edi, [workspace] ; FAST_FLOAT * wsptr
|
||||||
|
mov ecx, DCTSIZE/4 ; ctr
|
||||||
|
alignx 16,7
|
||||||
|
.columnloop:
|
||||||
|
%ifndef NO_ZERO_COLUMN_TEST_FLOAT_SSE
|
||||||
|
mov eax, DWORD [DWBLOCK(1,0,esi,SIZEOF_JCOEF)]
|
||||||
|
or eax, DWORD [DWBLOCK(2,0,esi,SIZEOF_JCOEF)]
|
||||||
|
jnz near .columnDCT
|
||||||
|
|
||||||
|
movq mm0, MMWORD [MMBLOCK(1,0,esi,SIZEOF_JCOEF)]
|
||||||
|
movq mm1, MMWORD [MMBLOCK(2,0,esi,SIZEOF_JCOEF)]
|
||||||
|
por mm0, MMWORD [MMBLOCK(3,0,esi,SIZEOF_JCOEF)]
|
||||||
|
por mm1, MMWORD [MMBLOCK(4,0,esi,SIZEOF_JCOEF)]
|
||||||
|
por mm0, MMWORD [MMBLOCK(5,0,esi,SIZEOF_JCOEF)]
|
||||||
|
por mm1, MMWORD [MMBLOCK(6,0,esi,SIZEOF_JCOEF)]
|
||||||
|
por mm0, MMWORD [MMBLOCK(7,0,esi,SIZEOF_JCOEF)]
|
||||||
|
por mm1,mm0
|
||||||
|
packsswb mm1,mm1
|
||||||
|
movd eax,mm1
|
||||||
|
test eax,eax
|
||||||
|
jnz short .columnDCT
|
||||||
|
|
||||||
|
; -- AC terms all zero
|
||||||
|
|
||||||
|
movq mm0, MMWORD [MMBLOCK(0,0,esi,SIZEOF_JCOEF)]
|
||||||
|
|
||||||
|
punpckhwd mm1,mm0 ; mm1=(** 02 ** 03)
|
||||||
|
punpcklwd mm0,mm0 ; mm0=(00 00 01 01)
|
||||||
|
psrad mm1,(DWORD_BIT-WORD_BIT) ; mm1=in0H=(02 03)
|
||||||
|
psrad mm0,(DWORD_BIT-WORD_BIT) ; mm0=in0L=(00 01)
|
||||||
|
cvtpi2ps xmm3,mm1 ; xmm3=(02 03 ** **)
|
||||||
|
cvtpi2ps xmm0,mm0 ; xmm0=(00 01 ** **)
|
||||||
|
movlhps xmm0,xmm3 ; xmm0=in0=(00 01 02 03)
|
||||||
|
|
||||||
|
mulps xmm0, XMMWORD [XMMBLOCK(0,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
|
||||||
|
movaps xmm1,xmm0
|
||||||
|
movaps xmm2,xmm0
|
||||||
|
movaps xmm3,xmm0
|
||||||
|
|
||||||
|
shufps xmm0,xmm0,0x00 ; xmm0=(00 00 00 00)
|
||||||
|
shufps xmm1,xmm1,0x55 ; xmm1=(01 01 01 01)
|
||||||
|
shufps xmm2,xmm2,0xAA ; xmm2=(02 02 02 02)
|
||||||
|
shufps xmm3,xmm3,0xFF ; xmm3=(03 03 03 03)
|
||||||
|
|
||||||
|
movaps XMMWORD [XMMBLOCK(0,0,edi,SIZEOF_FAST_FLOAT)], xmm0
|
||||||
|
movaps XMMWORD [XMMBLOCK(0,1,edi,SIZEOF_FAST_FLOAT)], xmm0
|
||||||
|
movaps XMMWORD [XMMBLOCK(1,0,edi,SIZEOF_FAST_FLOAT)], xmm1
|
||||||
|
movaps XMMWORD [XMMBLOCK(1,1,edi,SIZEOF_FAST_FLOAT)], xmm1
|
||||||
|
movaps XMMWORD [XMMBLOCK(2,0,edi,SIZEOF_FAST_FLOAT)], xmm2
|
||||||
|
movaps XMMWORD [XMMBLOCK(2,1,edi,SIZEOF_FAST_FLOAT)], xmm2
|
||||||
|
movaps XMMWORD [XMMBLOCK(3,0,edi,SIZEOF_FAST_FLOAT)], xmm3
|
||||||
|
movaps XMMWORD [XMMBLOCK(3,1,edi,SIZEOF_FAST_FLOAT)], xmm3
|
||||||
|
jmp near .nextcolumn
|
||||||
|
alignx 16,7
|
||||||
|
%endif
|
||||||
|
.columnDCT:
|
||||||
|
|
||||||
|
; -- Even part
|
||||||
|
|
||||||
|
movq mm0, MMWORD [MMBLOCK(0,0,esi,SIZEOF_JCOEF)]
|
||||||
|
movq mm1, MMWORD [MMBLOCK(2,0,esi,SIZEOF_JCOEF)]
|
||||||
|
movq mm2, MMWORD [MMBLOCK(4,0,esi,SIZEOF_JCOEF)]
|
||||||
|
movq mm3, MMWORD [MMBLOCK(6,0,esi,SIZEOF_JCOEF)]
|
||||||
|
|
||||||
|
punpckhwd mm4,mm0 ; mm4=(** 02 ** 03)
|
||||||
|
punpcklwd mm0,mm0 ; mm0=(00 00 01 01)
|
||||||
|
punpckhwd mm5,mm1 ; mm5=(** 22 ** 23)
|
||||||
|
punpcklwd mm1,mm1 ; mm1=(20 20 21 21)
|
||||||
|
|
||||||
|
psrad mm4,(DWORD_BIT-WORD_BIT) ; mm4=in0H=(02 03)
|
||||||
|
psrad mm0,(DWORD_BIT-WORD_BIT) ; mm0=in0L=(00 01)
|
||||||
|
cvtpi2ps xmm4,mm4 ; xmm4=(02 03 ** **)
|
||||||
|
cvtpi2ps xmm0,mm0 ; xmm0=(00 01 ** **)
|
||||||
|
psrad mm5,(DWORD_BIT-WORD_BIT) ; mm5=in2H=(22 23)
|
||||||
|
psrad mm1,(DWORD_BIT-WORD_BIT) ; mm1=in2L=(20 21)
|
||||||
|
cvtpi2ps xmm5,mm5 ; xmm5=(22 23 ** **)
|
||||||
|
cvtpi2ps xmm1,mm1 ; xmm1=(20 21 ** **)
|
||||||
|
|
||||||
|
punpckhwd mm6,mm2 ; mm6=(** 42 ** 43)
|
||||||
|
punpcklwd mm2,mm2 ; mm2=(40 40 41 41)
|
||||||
|
punpckhwd mm7,mm3 ; mm7=(** 62 ** 63)
|
||||||
|
punpcklwd mm3,mm3 ; mm3=(60 60 61 61)
|
||||||
|
|
||||||
|
psrad mm6,(DWORD_BIT-WORD_BIT) ; mm6=in4H=(42 43)
|
||||||
|
psrad mm2,(DWORD_BIT-WORD_BIT) ; mm2=in4L=(40 41)
|
||||||
|
cvtpi2ps xmm6,mm6 ; xmm6=(42 43 ** **)
|
||||||
|
cvtpi2ps xmm2,mm2 ; xmm2=(40 41 ** **)
|
||||||
|
psrad mm7,(DWORD_BIT-WORD_BIT) ; mm7=in6H=(62 63)
|
||||||
|
psrad mm3,(DWORD_BIT-WORD_BIT) ; mm3=in6L=(60 61)
|
||||||
|
cvtpi2ps xmm7,mm7 ; xmm7=(62 63 ** **)
|
||||||
|
cvtpi2ps xmm3,mm3 ; xmm3=(60 61 ** **)
|
||||||
|
|
||||||
|
movlhps xmm0,xmm4 ; xmm0=in0=(00 01 02 03)
|
||||||
|
movlhps xmm1,xmm5 ; xmm1=in2=(20 21 22 23)
|
||||||
|
mulps xmm0, XMMWORD [XMMBLOCK(0,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
mulps xmm1, XMMWORD [XMMBLOCK(2,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
|
||||||
|
movlhps xmm2,xmm6 ; xmm2=in4=(40 41 42 43)
|
||||||
|
movlhps xmm3,xmm7 ; xmm3=in6=(60 61 62 63)
|
||||||
|
mulps xmm2, XMMWORD [XMMBLOCK(4,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
mulps xmm3, XMMWORD [XMMBLOCK(6,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
|
||||||
|
movaps xmm4,xmm0
|
||||||
|
movaps xmm5,xmm1
|
||||||
|
subps xmm0,xmm2 ; xmm0=tmp11
|
||||||
|
subps xmm1,xmm3
|
||||||
|
addps xmm4,xmm2 ; xmm4=tmp10
|
||||||
|
addps xmm5,xmm3 ; xmm5=tmp13
|
||||||
|
|
||||||
|
mulps xmm1,[GOTOFF(ebx,PD_1_414)]
|
||||||
|
subps xmm1,xmm5 ; xmm1=tmp12
|
||||||
|
|
||||||
|
movaps xmm6,xmm4
|
||||||
|
movaps xmm7,xmm0
|
||||||
|
subps xmm4,xmm5 ; xmm4=tmp3
|
||||||
|
subps xmm0,xmm1 ; xmm0=tmp2
|
||||||
|
addps xmm6,xmm5 ; xmm6=tmp0
|
||||||
|
addps xmm7,xmm1 ; xmm7=tmp1
|
||||||
|
|
||||||
|
movaps XMMWORD [wk(1)], xmm4 ; tmp3
|
||||||
|
movaps XMMWORD [wk(0)], xmm0 ; tmp2
|
||||||
|
|
||||||
|
; -- Odd part
|
||||||
|
|
||||||
|
movq mm4, MMWORD [MMBLOCK(1,0,esi,SIZEOF_JCOEF)]
|
||||||
|
movq mm0, MMWORD [MMBLOCK(3,0,esi,SIZEOF_JCOEF)]
|
||||||
|
movq mm5, MMWORD [MMBLOCK(5,0,esi,SIZEOF_JCOEF)]
|
||||||
|
movq mm1, MMWORD [MMBLOCK(7,0,esi,SIZEOF_JCOEF)]
|
||||||
|
|
||||||
|
punpckhwd mm6,mm4 ; mm6=(** 12 ** 13)
|
||||||
|
punpcklwd mm4,mm4 ; mm4=(10 10 11 11)
|
||||||
|
punpckhwd mm2,mm0 ; mm2=(** 32 ** 33)
|
||||||
|
punpcklwd mm0,mm0 ; mm0=(30 30 31 31)
|
||||||
|
|
||||||
|
psrad mm6,(DWORD_BIT-WORD_BIT) ; mm6=in1H=(12 13)
|
||||||
|
psrad mm4,(DWORD_BIT-WORD_BIT) ; mm4=in1L=(10 11)
|
||||||
|
cvtpi2ps xmm4,mm6 ; xmm4=(12 13 ** **)
|
||||||
|
cvtpi2ps xmm2,mm4 ; xmm2=(10 11 ** **)
|
||||||
|
psrad mm2,(DWORD_BIT-WORD_BIT) ; mm2=in3H=(32 33)
|
||||||
|
psrad mm0,(DWORD_BIT-WORD_BIT) ; mm0=in3L=(30 31)
|
||||||
|
cvtpi2ps xmm0,mm2 ; xmm0=(32 33 ** **)
|
||||||
|
cvtpi2ps xmm3,mm0 ; xmm3=(30 31 ** **)
|
||||||
|
|
||||||
|
punpckhwd mm7,mm5 ; mm7=(** 52 ** 53)
|
||||||
|
punpcklwd mm5,mm5 ; mm5=(50 50 51 51)
|
||||||
|
punpckhwd mm3,mm1 ; mm3=(** 72 ** 73)
|
||||||
|
punpcklwd mm1,mm1 ; mm1=(70 70 71 71)
|
||||||
|
|
||||||
|
movlhps xmm2,xmm4 ; xmm2=in1=(10 11 12 13)
|
||||||
|
movlhps xmm3,xmm0 ; xmm3=in3=(30 31 32 33)
|
||||||
|
|
||||||
|
psrad mm7,(DWORD_BIT-WORD_BIT) ; mm7=in5H=(52 53)
|
||||||
|
psrad mm5,(DWORD_BIT-WORD_BIT) ; mm5=in5L=(50 51)
|
||||||
|
cvtpi2ps xmm4,mm7 ; xmm4=(52 53 ** **)
|
||||||
|
cvtpi2ps xmm5,mm5 ; xmm5=(50 51 ** **)
|
||||||
|
psrad mm3,(DWORD_BIT-WORD_BIT) ; mm3=in7H=(72 73)
|
||||||
|
psrad mm1,(DWORD_BIT-WORD_BIT) ; mm1=in7L=(70 71)
|
||||||
|
cvtpi2ps xmm0,mm3 ; xmm0=(72 73 ** **)
|
||||||
|
cvtpi2ps xmm1,mm1 ; xmm1=(70 71 ** **)
|
||||||
|
|
||||||
|
mulps xmm2, XMMWORD [XMMBLOCK(1,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
mulps xmm3, XMMWORD [XMMBLOCK(3,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
|
||||||
|
movlhps xmm5,xmm4 ; xmm5=in5=(50 51 52 53)
|
||||||
|
movlhps xmm1,xmm0 ; xmm1=in7=(70 71 72 73)
|
||||||
|
mulps xmm5, XMMWORD [XMMBLOCK(5,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
mulps xmm1, XMMWORD [XMMBLOCK(7,0,edx,SIZEOF_FLOAT_MULT_TYPE)]
|
||||||
|
|
||||||
|
movaps xmm4,xmm2
|
||||||
|
movaps xmm0,xmm5
|
||||||
|
addps xmm2,xmm1 ; xmm2=z11
|
||||||
|
addps xmm5,xmm3 ; xmm5=z13
|
||||||
|
subps xmm4,xmm1 ; xmm4=z12
|
||||||
|
subps xmm0,xmm3 ; xmm0=z10
|
||||||
|
|
||||||
|
movaps xmm1,xmm2
|
||||||
|
subps xmm2,xmm5
|
||||||
|
addps xmm1,xmm5 ; xmm1=tmp7
|
||||||
|
|
||||||
|
mulps xmm2,[GOTOFF(ebx,PD_1_414)] ; xmm2=tmp11
|
||||||
|
|
||||||
|
movaps xmm3,xmm0
|
||||||
|
addps xmm0,xmm4
|
||||||
|
mulps xmm0,[GOTOFF(ebx,PD_1_847)] ; xmm0=z5
|
||||||
|
mulps xmm3,[GOTOFF(ebx,PD_M2_613)] ; xmm3=(z10 * -2.613125930)
|
||||||
|
mulps xmm4,[GOTOFF(ebx,PD_1_082)] ; xmm4=(z12 * 1.082392200)
|
||||||
|
addps xmm3,xmm0 ; xmm3=tmp12
|
||||||
|
subps xmm4,xmm0 ; xmm4=tmp10
|
||||||
|
|
||||||
|
; -- Final output stage
|
||||||
|
|
||||||
|
subps xmm3,xmm1 ; xmm3=tmp6
|
||||||
|
movaps xmm5,xmm6
|
||||||
|
movaps xmm0,xmm7
|
||||||
|
addps xmm6,xmm1 ; xmm6=data0=(00 01 02 03)
|
||||||
|
addps xmm7,xmm3 ; xmm7=data1=(10 11 12 13)
|
||||||
|
subps xmm5,xmm1 ; xmm5=data7=(70 71 72 73)
|
||||||
|
subps xmm0,xmm3 ; xmm0=data6=(60 61 62 63)
|
||||||
|
subps xmm2,xmm3 ; xmm2=tmp5
|
||||||
|
|
||||||
|
movaps xmm1,xmm6 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm6,xmm7 ; xmm6=(00 10 01 11)
|
||||||
|
unpckhps xmm1,xmm7 ; xmm1=(02 12 03 13)
|
||||||
|
movaps xmm3,xmm0 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm0,xmm5 ; xmm0=(60 70 61 71)
|
||||||
|
unpckhps xmm3,xmm5 ; xmm3=(62 72 63 73)
|
||||||
|
|
||||||
|
movaps xmm7, XMMWORD [wk(0)] ; xmm7=tmp2
|
||||||
|
movaps xmm5, XMMWORD [wk(1)] ; xmm5=tmp3
|
||||||
|
|
||||||
|
movaps XMMWORD [wk(0)], xmm0 ; wk(0)=(60 70 61 71)
|
||||||
|
movaps XMMWORD [wk(1)], xmm3 ; wk(1)=(62 72 63 73)
|
||||||
|
|
||||||
|
addps xmm4,xmm2 ; xmm4=tmp4
|
||||||
|
movaps xmm0,xmm7
|
||||||
|
movaps xmm3,xmm5
|
||||||
|
addps xmm7,xmm2 ; xmm7=data2=(20 21 22 23)
|
||||||
|
addps xmm5,xmm4 ; xmm5=data4=(40 41 42 43)
|
||||||
|
subps xmm0,xmm2 ; xmm0=data5=(50 51 52 53)
|
||||||
|
subps xmm3,xmm4 ; xmm3=data3=(30 31 32 33)
|
||||||
|
|
||||||
|
movaps xmm2,xmm7 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm7,xmm3 ; xmm7=(20 30 21 31)
|
||||||
|
unpckhps xmm2,xmm3 ; xmm2=(22 32 23 33)
|
||||||
|
movaps xmm4,xmm5 ; transpose coefficients(phase 1)
|
||||||
|
unpcklps xmm5,xmm0 ; xmm5=(40 50 41 51)
|
||||||
|
unpckhps xmm4,xmm0 ; xmm4=(42 52 43 53)
|
||||||
|
|
||||||
|
movaps xmm3,xmm6 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm6,xmm7 ; xmm6=(00 10 20 30)
|
||||||
|
unpckhps2 xmm3,xmm7 ; xmm3=(01 11 21 31)
|
||||||
|
movaps xmm0,xmm1 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm1,xmm2 ; xmm1=(02 12 22 32)
|
||||||
|
unpckhps2 xmm0,xmm2 ; xmm0=(03 13 23 33)
|
||||||
|
|
||||||
|
movaps xmm7, XMMWORD [wk(0)] ; xmm7=(60 70 61 71)
|
||||||
|
movaps xmm2, XMMWORD [wk(1)] ; xmm2=(62 72 63 73)
|
||||||
|
|
||||||
|
movaps XMMWORD [XMMBLOCK(0,0,edi,SIZEOF_FAST_FLOAT)], xmm6
|
||||||
|
movaps XMMWORD [XMMBLOCK(1,0,edi,SIZEOF_FAST_FLOAT)], xmm3
|
||||||
|
movaps XMMWORD [XMMBLOCK(2,0,edi,SIZEOF_FAST_FLOAT)], xmm1
|
||||||
|
movaps XMMWORD [XMMBLOCK(3,0,edi,SIZEOF_FAST_FLOAT)], xmm0
|
||||||
|
|
||||||
|
movaps xmm6,xmm5 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm5,xmm7 ; xmm5=(40 50 60 70)
|
||||||
|
unpckhps2 xmm6,xmm7 ; xmm6=(41 51 61 71)
|
||||||
|
movaps xmm3,xmm4 ; transpose coefficients(phase 2)
|
||||||
|
unpcklps2 xmm4,xmm2 ; xmm4=(42 52 62 72)
|
||||||
|
unpckhps2 xmm3,xmm2 ; xmm3=(43 53 63 73)
|
||||||
|
|
||||||
|
movaps XMMWORD [XMMBLOCK(0,1,edi,SIZEOF_FAST_FLOAT)], xmm5
|
||||||
|
movaps XMMWORD [XMMBLOCK(1,1,edi,SIZEOF_FAST_FLOAT)], xmm6
|
||||||
|
movaps XMMWORD [XMMBLOCK(2,1,edi,SIZEOF_FAST_FLOAT)], xmm4
|
||||||
|
movaps XMMWORD [XMMBLOCK(3,1,edi,SIZEOF_FAST_FLOAT)], xmm3
|
||||||
|
|
||||||
|
.nextcolumn:
|
||||||
|
add esi, byte 4*SIZEOF_JCOEF ; coef_block
|
||||||
|
add edx, byte 4*SIZEOF_FLOAT_MULT_TYPE ; quantptr
|
||||||
|
add edi, 4*DCTSIZE*SIZEOF_FAST_FLOAT ; wsptr
|
||||||
|
dec ecx ; ctr
|
||||||
|
jnz near .columnloop
|
||||||
|
|
||||||
|
; -- Prefetch the next coefficient block
|
||||||
|
|
||||||
|
prefetchnta [esi + (DCTSIZE2-8)*SIZEOF_JCOEF + 0*32]
|
||||||
|
prefetchnta [esi + (DCTSIZE2-8)*SIZEOF_JCOEF + 1*32]
|
||||||
|
prefetchnta [esi + (DCTSIZE2-8)*SIZEOF_JCOEF + 2*32]
|
||||||
|
prefetchnta [esi + (DCTSIZE2-8)*SIZEOF_JCOEF + 3*32]
|
||||||
|
|
||||||
|
; ---- Pass 2: process rows from work array, store into output array.
|
||||||
|
|
||||||
|
mov eax, [original_ebp]
|
||||||
|
lea esi, [workspace] ; FAST_FLOAT * wsptr
|
||||||
|
mov edi, JSAMPARRAY [output_buf(eax)] ; (JSAMPROW *)
|
||||||
|
mov eax, JDIMENSION [output_col(eax)]
|
||||||
|
mov ecx, DCTSIZE/4 ; ctr
|
||||||
|
alignx 16,7
|
||||||
|
.rowloop:
|
||||||
|
|
||||||
|
; -- Even part
|
||||||
|
|
||||||
|
movaps xmm0, XMMWORD [XMMBLOCK(0,0,esi,SIZEOF_FAST_FLOAT)]
|
||||||
|
movaps xmm1, XMMWORD [XMMBLOCK(2,0,esi,SIZEOF_FAST_FLOAT)]
|
||||||
|
movaps xmm2, XMMWORD [XMMBLOCK(4,0,esi,SIZEOF_FAST_FLOAT)]
|
||||||
|
movaps xmm3, XMMWORD [XMMBLOCK(6,0,esi,SIZEOF_FAST_FLOAT)]
|
||||||
|
|
||||||
|
movaps xmm4,xmm0
|
||||||
|
movaps xmm5,xmm1
|
||||||
|
subps xmm0,xmm2 ; xmm0=tmp11
|
||||||
|
subps xmm1,xmm3
|
||||||
|
addps xmm4,xmm2 ; xmm4=tmp10
|
||||||
|
addps xmm5,xmm3 ; xmm5=tmp13
|
||||||
|
|
||||||
|
mulps xmm1,[GOTOFF(ebx,PD_1_414)]
|
||||||
|
subps xmm1,xmm5 ; xmm1=tmp12
|
||||||
|
|
||||||
|
movaps xmm6,xmm4
|
||||||
|
movaps xmm7,xmm0
|
||||||
|
subps xmm4,xmm5 ; xmm4=tmp3
|
||||||
|
subps xmm0,xmm1 ; xmm0=tmp2
|
||||||
|
addps xmm6,xmm5 ; xmm6=tmp0
|
||||||
|
addps xmm7,xmm1 ; xmm7=tmp1
|
||||||
|
|
||||||
|
movaps XMMWORD [wk(1)], xmm4 ; tmp3
|
||||||
|
movaps XMMWORD [wk(0)], xmm0 ; tmp2
|
||||||
|
|
||||||
|
; -- Odd part
|
||||||
|
|
||||||
|
movaps xmm2, XMMWORD [XMMBLOCK(1,0,esi,SIZEOF_FAST_FLOAT)]
|
||||||
|
movaps xmm3, XMMWORD [XMMBLOCK(3,0,esi,SIZEOF_FAST_FLOAT)]
|
||||||
|
movaps xmm5, XMMWORD [XMMBLOCK(5,0,esi,SIZEOF_FAST_FLOAT)]
|
||||||
|
movaps xmm1, XMMWORD [XMMBLOCK(7,0,esi,SIZEOF_FAST_FLOAT)]
|
||||||
|
|
||||||
|
movaps xmm4,xmm2
|
||||||
|
movaps xmm0,xmm5
|
||||||
|
addps xmm2,xmm1 ; xmm2=z11
|
||||||
|
addps xmm5,xmm3 ; xmm5=z13
|
||||||
|
subps xmm4,xmm1 ; xmm4=z12
|
||||||
|
subps xmm0,xmm3 ; xmm0=z10
|
||||||
|
|
||||||
|
movaps xmm1,xmm2
|
||||||
|
subps xmm2,xmm5
|
||||||
|
addps xmm1,xmm5 ; xmm1=tmp7
|
||||||
|
|
||||||
|
mulps xmm2,[GOTOFF(ebx,PD_1_414)] ; xmm2=tmp11
|
||||||
|
|
||||||
|
movaps xmm3,xmm0
|
||||||
|
addps xmm0,xmm4
|
||||||
|
mulps xmm0,[GOTOFF(ebx,PD_1_847)] ; xmm0=z5
|
||||||
|
mulps xmm3,[GOTOFF(ebx,PD_M2_613)] ; xmm3=(z10 * -2.613125930)
|
||||||
|
mulps xmm4,[GOTOFF(ebx,PD_1_082)] ; xmm4=(z12 * 1.082392200)
|
||||||
|
addps xmm3,xmm0 ; xmm3=tmp12
|
||||||
|
subps xmm4,xmm0 ; xmm4=tmp10
|
||||||
|
|
||||||
|
; -- Final output stage
|
||||||
|
|
||||||
|
subps xmm3,xmm1 ; xmm3=tmp6
|
||||||
|
movaps xmm5,xmm6
|
||||||
|
movaps xmm0,xmm7
|
||||||
|
addps xmm6,xmm1 ; xmm6=data0=(00 10 20 30)
|
||||||
|
addps xmm7,xmm3 ; xmm7=data1=(01 11 21 31)
|
||||||
|
subps xmm5,xmm1 ; xmm5=data7=(07 17 27 37)
|
||||||
|
subps xmm0,xmm3 ; xmm0=data6=(06 16 26 36)
|
||||||
|
subps xmm2,xmm3 ; xmm2=tmp5
|
||||||
|
|
||||||
|
movaps xmm1,[GOTOFF(ebx,PD_0_125)] ; xmm1=[PD_0_125]
|
||||||
|
|
||||||
|
mulps xmm6,xmm1 ; descale(1/8)
|
||||||
|
mulps xmm7,xmm1 ; descale(1/8)
|
||||||
|
mulps xmm5,xmm1 ; descale(1/8)
|
||||||
|
mulps xmm0,xmm1 ; descale(1/8)
|
||||||
|
|
||||||
|
movhlps xmm3,xmm6
|
||||||
|
movhlps xmm1,xmm7
|
||||||
|
cvtps2pi mm0,xmm6 ; round to int32, mm0=data0L=(00 10)
|
||||||
|
cvtps2pi mm1,xmm7 ; round to int32, mm1=data1L=(01 11)
|
||||||
|
cvtps2pi mm2,xmm3 ; round to int32, mm2=data0H=(20 30)
|
||||||
|
cvtps2pi mm3,xmm1 ; round to int32, mm3=data1H=(21 31)
|
||||||
|
packssdw mm0,mm2 ; mm0=data0=(00 10 20 30)
|
||||||
|
packssdw mm1,mm3 ; mm1=data1=(01 11 21 31)
|
||||||
|
|
||||||
|
movhlps xmm6,xmm5
|
||||||
|
movhlps xmm7,xmm0
|
||||||
|
cvtps2pi mm4,xmm5 ; round to int32, mm4=data7L=(07 17)
|
||||||
|
cvtps2pi mm5,xmm0 ; round to int32, mm5=data6L=(06 16)
|
||||||
|
cvtps2pi mm6,xmm6 ; round to int32, mm6=data7H=(27 37)
|
||||||
|
cvtps2pi mm7,xmm7 ; round to int32, mm7=data6H=(26 36)
|
||||||
|
packssdw mm4,mm6 ; mm4=data7=(07 17 27 37)
|
||||||
|
packssdw mm5,mm7 ; mm5=data6=(06 16 26 36)
|
||||||
|
|
||||||
|
packsswb mm0,mm5 ; mm0=(00 10 20 30 06 16 26 36)
|
||||||
|
packsswb mm1,mm4 ; mm1=(01 11 21 31 07 17 27 37)
|
||||||
|
|
||||||
|
movaps xmm3, XMMWORD [wk(0)] ; xmm3=tmp2
|
||||||
|
movaps xmm1, XMMWORD [wk(1)] ; xmm1=tmp3
|
||||||
|
|
||||||
|
movaps xmm6,[GOTOFF(ebx,PD_0_125)] ; xmm6=[PD_0_125]
|
||||||
|
|
||||||
|
addps xmm4,xmm2 ; xmm4=tmp4
|
||||||
|
movaps xmm5,xmm3
|
||||||
|
movaps xmm0,xmm1
|
||||||
|
addps xmm3,xmm2 ; xmm3=data2=(02 12 22 32)
|
||||||
|
addps xmm1,xmm4 ; xmm1=data4=(04 14 24 34)
|
||||||
|
subps xmm5,xmm2 ; xmm5=data5=(05 15 25 35)
|
||||||
|
subps xmm0,xmm4 ; xmm0=data3=(03 13 23 33)
|
||||||
|
|
||||||
|
mulps xmm3,xmm6 ; descale(1/8)
|
||||||
|
mulps xmm1,xmm6 ; descale(1/8)
|
||||||
|
mulps xmm5,xmm6 ; descale(1/8)
|
||||||
|
mulps xmm0,xmm6 ; descale(1/8)
|
||||||
|
|
||||||
|
movhlps xmm7,xmm3
|
||||||
|
movhlps xmm2,xmm1
|
||||||
|
cvtps2pi mm2,xmm3 ; round to int32, mm2=data2L=(02 12)
|
||||||
|
cvtps2pi mm3,xmm1 ; round to int32, mm3=data4L=(04 14)
|
||||||
|
cvtps2pi mm6,xmm7 ; round to int32, mm6=data2H=(22 32)
|
||||||
|
cvtps2pi mm7,xmm2 ; round to int32, mm7=data4H=(24 34)
|
||||||
|
packssdw mm2,mm6 ; mm2=data2=(02 12 22 32)
|
||||||
|
packssdw mm3,mm7 ; mm3=data4=(04 14 24 34)
|
||||||
|
|
||||||
|
movhlps xmm4,xmm5
|
||||||
|
movhlps xmm6,xmm0
|
||||||
|
cvtps2pi mm5,xmm5 ; round to int32, mm5=data5L=(05 15)
|
||||||
|
cvtps2pi mm4,xmm0 ; round to int32, mm4=data3L=(03 13)
|
||||||
|
cvtps2pi mm6,xmm4 ; round to int32, mm6=data5H=(25 35)
|
||||||
|
cvtps2pi mm7,xmm6 ; round to int32, mm7=data3H=(23 33)
|
||||||
|
packssdw mm5,mm6 ; mm5=data5=(05 15 25 35)
|
||||||
|
packssdw mm4,mm7 ; mm4=data3=(03 13 23 33)
|
||||||
|
|
||||||
|
movq mm6,[GOTOFF(ebx,PB_CENTERJSAMP)] ; mm6=[PB_CENTERJSAMP]
|
||||||
|
|
||||||
|
packsswb mm2,mm3 ; mm2=(02 12 22 32 04 14 24 34)
|
||||||
|
packsswb mm4,mm5 ; mm4=(03 13 23 33 05 15 25 35)
|
||||||
|
|
||||||
|
paddb mm0,mm6
|
||||||
|
paddb mm1,mm6
|
||||||
|
paddb mm2,mm6
|
||||||
|
paddb mm4,mm6
|
||||||
|
|
||||||
|
movq mm7,mm0 ; transpose coefficients(phase 1)
|
||||||
|
punpcklbw mm0,mm1 ; mm0=(00 01 10 11 20 21 30 31)
|
||||||
|
punpckhbw mm7,mm1 ; mm7=(06 07 16 17 26 27 36 37)
|
||||||
|
movq mm3,mm2 ; transpose coefficients(phase 1)
|
||||||
|
punpcklbw mm2,mm4 ; mm2=(02 03 12 13 22 23 32 33)
|
||||||
|
punpckhbw mm3,mm4 ; mm3=(04 05 14 15 24 25 34 35)
|
||||||
|
|
||||||
|
movq mm5,mm0 ; transpose coefficients(phase 2)
|
||||||
|
punpcklwd mm0,mm2 ; mm0=(00 01 02 03 10 11 12 13)
|
||||||
|
punpckhwd mm5,mm2 ; mm5=(20 21 22 23 30 31 32 33)
|
||||||
|
movq mm6,mm3 ; transpose coefficients(phase 2)
|
||||||
|
punpcklwd mm3,mm7 ; mm3=(04 05 06 07 14 15 16 17)
|
||||||
|
punpckhwd mm6,mm7 ; mm6=(24 25 26 27 34 35 36 37)
|
||||||
|
|
||||||
|
movq mm1,mm0 ; transpose coefficients(phase 3)
|
||||||
|
punpckldq mm0,mm3 ; mm0=(00 01 02 03 04 05 06 07)
|
||||||
|
punpckhdq mm1,mm3 ; mm1=(10 11 12 13 14 15 16 17)
|
||||||
|
movq mm4,mm5 ; transpose coefficients(phase 3)
|
||||||
|
punpckldq mm5,mm6 ; mm5=(20 21 22 23 24 25 26 27)
|
||||||
|
punpckhdq mm4,mm6 ; mm4=(30 31 32 33 34 35 36 37)
|
||||||
|
|
||||||
|
pushpic ebx ; save GOT address
|
||||||
|
|
||||||
|
mov edx, JSAMPROW [edi+0*SIZEOF_JSAMPROW]
|
||||||
|
mov ebx, JSAMPROW [edi+1*SIZEOF_JSAMPROW]
|
||||||
|
movq MMWORD [edx+eax*SIZEOF_JSAMPLE], mm0
|
||||||
|
movq MMWORD [ebx+eax*SIZEOF_JSAMPLE], mm1
|
||||||
|
mov edx, JSAMPROW [edi+2*SIZEOF_JSAMPROW]
|
||||||
|
mov ebx, JSAMPROW [edi+3*SIZEOF_JSAMPROW]
|
||||||
|
movq MMWORD [edx+eax*SIZEOF_JSAMPLE], mm5
|
||||||
|
movq MMWORD [ebx+eax*SIZEOF_JSAMPLE], mm4
|
||||||
|
|
||||||
|
poppic ebx ; restore GOT address
|
||||||
|
|
||||||
|
add esi, byte 4*SIZEOF_FAST_FLOAT ; wsptr
|
||||||
|
add edi, byte 4*SIZEOF_JSAMPROW
|
||||||
|
dec ecx ; ctr
|
||||||
|
jnz near .rowloop
|
||||||
|
|
||||||
|
emms ; empty MMX state
|
||||||
|
|
||||||
|
pop edi
|
||||||
|
pop esi
|
||||||
|
; pop edx ; need not be preserved
|
||||||
|
; pop ecx ; need not be preserved
|
||||||
|
pop ebx
|
||||||
|
mov esp,ebp ; esp <- aligned ebp
|
||||||
|
pop esp ; esp <- original ebp
|
||||||
|
pop ebp
|
||||||
|
ret
|
||||||
|
|
||||||
24
simd/jsimd.h
24
simd/jsimd.h
@@ -13,6 +13,7 @@
|
|||||||
#define JSIMD_NONE 0x00
|
#define JSIMD_NONE 0x00
|
||||||
#define JSIMD_MMX 0x01
|
#define JSIMD_MMX 0x01
|
||||||
#define JSIMD_3DNOW 0x02
|
#define JSIMD_3DNOW 0x02
|
||||||
|
#define JSIMD_SSE 0x04
|
||||||
|
|
||||||
/* Short forms of external names for systems with brain-damaged linkers. */
|
/* Short forms of external names for systems with brain-damaged linkers. */
|
||||||
|
|
||||||
@@ -30,16 +31,22 @@
|
|||||||
#define jsimd_h2v1_merged_upsample_mmx jSMUpH2V1M
|
#define jsimd_h2v1_merged_upsample_mmx jSMUpH2V1M
|
||||||
#define jsimd_convsamp_mmx jSConvM
|
#define jsimd_convsamp_mmx jSConvM
|
||||||
#define jsimd_convsamp_float_3dnow jSConvF3D
|
#define jsimd_convsamp_float_3dnow jSConvF3D
|
||||||
|
#define jsimd_convsamp_float_sse jSConvFS
|
||||||
#define jsimd_fdct_islow_mmx jSFDMIS
|
#define jsimd_fdct_islow_mmx jSFDMIS
|
||||||
#define jsimd_fdct_ifast_mmx jSFDMIF
|
#define jsimd_fdct_ifast_mmx jSFDMIF
|
||||||
#define jsimd_fdct_float_3dnow jSFD3DF
|
#define jsimd_fdct_float_3dnow jSFD3DF
|
||||||
|
#define jconst_fdct_float_sse jSCFDSF
|
||||||
|
#define jsimd_fdct_float_sse jSFDSF
|
||||||
#define jsimd_quantize_mmx jSQuantM
|
#define jsimd_quantize_mmx jSQuantM
|
||||||
#define jsimd_quantize_float_3dnow jSQuantF3D
|
#define jsimd_quantize_float_3dnow jSQuantF3D
|
||||||
|
#define jsimd_quantize_float_sse jSQuantFS
|
||||||
#define jsimd_idct_2x2_mmx jSIDM22
|
#define jsimd_idct_2x2_mmx jSIDM22
|
||||||
#define jsimd_idct_4x4_mmx jSIDM44
|
#define jsimd_idct_4x4_mmx jSIDM44
|
||||||
#define jsimd_idct_islow_mmx jSIDMIS
|
#define jsimd_idct_islow_mmx jSIDMIS
|
||||||
#define jsimd_idct_ifast_mmx jSIDMIF
|
#define jsimd_idct_ifast_mmx jSIDMIF
|
||||||
#define jsimd_idct_float_3dnow jSID3DF
|
#define jsimd_idct_float_3dnow jSID3DF
|
||||||
|
#define jconst_fdct_float_sse jSCIDSF
|
||||||
|
#define jsimd_idct_float_sse jSIDSF
|
||||||
#endif /* NEED_SHORT_EXTERNAL_NAMES */
|
#endif /* NEED_SHORT_EXTERNAL_NAMES */
|
||||||
|
|
||||||
/* SIMD Ext: retrieve SIMD/CPU information */
|
/* SIMD Ext: retrieve SIMD/CPU information */
|
||||||
@@ -96,12 +103,19 @@ EXTERN(void) jsimd_convsamp_float_3dnow JPP((JSAMPARRAY sample_data,
|
|||||||
JDIMENSION start_col,
|
JDIMENSION start_col,
|
||||||
FAST_FLOAT * workspace));
|
FAST_FLOAT * workspace));
|
||||||
|
|
||||||
|
EXTERN(void) jsimd_convsamp_float_sse JPP((JSAMPARRAY sample_data,
|
||||||
|
JDIMENSION start_col,
|
||||||
|
FAST_FLOAT * workspace));
|
||||||
|
|
||||||
/* SIMD Forward DCT */
|
/* SIMD Forward DCT */
|
||||||
EXTERN(void) jsimd_fdct_islow_mmx JPP((DCTELEM * data));
|
EXTERN(void) jsimd_fdct_islow_mmx JPP((DCTELEM * data));
|
||||||
EXTERN(void) jsimd_fdct_ifast_mmx JPP((DCTELEM * data));
|
EXTERN(void) jsimd_fdct_ifast_mmx JPP((DCTELEM * data));
|
||||||
|
|
||||||
EXTERN(void) jsimd_fdct_float_3dnow JPP((FAST_FLOAT * data));
|
EXTERN(void) jsimd_fdct_float_3dnow JPP((FAST_FLOAT * data));
|
||||||
|
|
||||||
|
extern const int jconst_fdct_float_sse[];
|
||||||
|
EXTERN(void) jsimd_fdct_float_sse JPP((FAST_FLOAT * data));
|
||||||
|
|
||||||
/* SIMD Quantization */
|
/* SIMD Quantization */
|
||||||
EXTERN(void) jsimd_quantize_mmx JPP((JCOEFPTR coef_block,
|
EXTERN(void) jsimd_quantize_mmx JPP((JCOEFPTR coef_block,
|
||||||
DCTELEM * divisors,
|
DCTELEM * divisors,
|
||||||
@@ -111,6 +125,10 @@ EXTERN(void) jsimd_quantize_float_3dnow JPP((JCOEFPTR coef_block,
|
|||||||
FAST_FLOAT * divisors,
|
FAST_FLOAT * divisors,
|
||||||
FAST_FLOAT * workspace));
|
FAST_FLOAT * workspace));
|
||||||
|
|
||||||
|
EXTERN(void) jsimd_quantize_float_sse JPP((JCOEFPTR coef_block,
|
||||||
|
FAST_FLOAT * divisors,
|
||||||
|
FAST_FLOAT * workspace));
|
||||||
|
|
||||||
/* SIMD Reduced Inverse DCT */
|
/* SIMD Reduced Inverse DCT */
|
||||||
EXTERN(void) jsimd_idct_2x2_mmx JPP((void * dct_table,
|
EXTERN(void) jsimd_idct_2x2_mmx JPP((void * dct_table,
|
||||||
JCOEFPTR coef_block,
|
JCOEFPTR coef_block,
|
||||||
@@ -136,3 +154,9 @@ EXTERN(void) jsimd_idct_float_3dnow JPP((void * dct_table,
|
|||||||
JSAMPARRAY output_buf,
|
JSAMPARRAY output_buf,
|
||||||
JDIMENSION output_col));
|
JDIMENSION output_col));
|
||||||
|
|
||||||
|
extern const int jconst_idct_float_sse[];
|
||||||
|
EXTERN(void) jsimd_idct_float_sse JPP((void * dct_table,
|
||||||
|
JCOEFPTR coef_block,
|
||||||
|
JSAMPARRAY output_buf,
|
||||||
|
JDIMENSION output_col));
|
||||||
|
|
||||||
|
|||||||
@@ -98,6 +98,7 @@ definev(CENTERJSAMPLE)
|
|||||||
definev(JSIMD_NONE)
|
definev(JSIMD_NONE)
|
||||||
definev(JSIMD_MMX)
|
definev(JSIMD_MMX)
|
||||||
definev(JSIMD_3DNOW)
|
definev(JSIMD_3DNOW)
|
||||||
|
definev(JSIMD_SSE)
|
||||||
|
|
||||||
; Short forms of external names for systems with brain-damaged linkers.
|
; Short forms of external names for systems with brain-damaged linkers.
|
||||||
;
|
;
|
||||||
@@ -115,15 +116,21 @@ definev(jsimd_h2v1_merged_upsample_mmx)
|
|||||||
definev(jsimd_h2v2_merged_upsample_mmx)
|
definev(jsimd_h2v2_merged_upsample_mmx)
|
||||||
definev(jsimd_convsamp_mmx)
|
definev(jsimd_convsamp_mmx)
|
||||||
definev(jsimd_convsamp_float_3dnow)
|
definev(jsimd_convsamp_float_3dnow)
|
||||||
|
definev(jsimd_convsamp_float_sse)
|
||||||
definev(jsimd_fdct_islow_mmx)
|
definev(jsimd_fdct_islow_mmx)
|
||||||
definev(jsimd_fdct_ifast_mmx)
|
definev(jsimd_fdct_ifast_mmx)
|
||||||
definev(jsimd_fdct_float_3dnow)
|
definev(jsimd_fdct_float_3dnow)
|
||||||
|
definev(jconst_fdct_float_sse)
|
||||||
|
definev(jsimd_fdct_float_sse)
|
||||||
definev(jsimd_quantize_mmx)
|
definev(jsimd_quantize_mmx)
|
||||||
definev(jsimd_quantize_float_3dnow)
|
definev(jsimd_quantize_float_3dnow)
|
||||||
|
definev(jsimd_quantize_float_sse)
|
||||||
definev(jsimd_idct_2x2_mmx)
|
definev(jsimd_idct_2x2_mmx)
|
||||||
definev(jsimd_idct_4x4_mmx)
|
definev(jsimd_idct_4x4_mmx)
|
||||||
definev(jsimd_idct_islow_mmx)
|
definev(jsimd_idct_islow_mmx)
|
||||||
definev(jsimd_idct_ifast_mmx)
|
definev(jsimd_idct_ifast_mmx)
|
||||||
definev(jsimd_idct_float_3dnow)
|
definev(jsimd_idct_float_3dnow)
|
||||||
|
definev(jconst_idct_float_sse)
|
||||||
|
definev(jsimd_idct_float_sse)
|
||||||
#endif /* NEED_SHORT_EXTERNAL_NAMES */
|
#endif /* NEED_SHORT_EXTERNAL_NAMES */
|
||||||
|
|
||||||
|
|||||||
@@ -66,6 +66,10 @@ EXTN(jpeg_simd_cpu_support):
|
|||||||
jz short .no_mmx
|
jz short .no_mmx
|
||||||
or edi, byte JSIMD_MMX
|
or edi, byte JSIMD_MMX
|
||||||
.no_mmx:
|
.no_mmx:
|
||||||
|
test eax, 1<<25 ; bit25:SSE
|
||||||
|
jz short .no_sse
|
||||||
|
or edi, byte JSIMD_SSE
|
||||||
|
.no_sse:
|
||||||
|
|
||||||
; Check for 3DNow! instruction support
|
; Check for 3DNow! instruction support
|
||||||
mov eax, 0x80000000
|
mov eax, 0x80000000
|
||||||
|
|||||||
@@ -119,15 +119,23 @@
|
|||||||
%define SIZEOF_MMWORD SIZEOF_QWORD ; sizeof(MMWORD)
|
%define SIZEOF_MMWORD SIZEOF_QWORD ; sizeof(MMWORD)
|
||||||
%define MMWORD_BIT QWORD_BIT ; sizeof(MMWORD)*BYTE_BIT
|
%define MMWORD_BIT QWORD_BIT ; sizeof(MMWORD)*BYTE_BIT
|
||||||
|
|
||||||
|
; NASM is buggy and doesn't properly handle operand sizes for SSE
|
||||||
|
; instructions, so for now we have to define XMMWORD as blank.
|
||||||
|
%define XMMWORD ; int128 (SSE register)
|
||||||
|
%define SIZEOF_XMMWORD SIZEOF_OWORD ; sizeof(XMMWORD)
|
||||||
|
%define XMMWORD_BIT OWORD_BIT ; sizeof(XMMWORD)*BYTE_BIT
|
||||||
|
|
||||||
%define SIZEOF_BYTE 1 ; sizeof(BYTE)
|
%define SIZEOF_BYTE 1 ; sizeof(BYTE)
|
||||||
%define SIZEOF_WORD 2 ; sizeof(WORD)
|
%define SIZEOF_WORD 2 ; sizeof(WORD)
|
||||||
%define SIZEOF_DWORD 4 ; sizeof(DWORD)
|
%define SIZEOF_DWORD 4 ; sizeof(DWORD)
|
||||||
%define SIZEOF_QWORD 8 ; sizeof(QWORD)
|
%define SIZEOF_QWORD 8 ; sizeof(QWORD)
|
||||||
|
%define SIZEOF_OWORD 16 ; sizeof(OWORD)
|
||||||
|
|
||||||
%define BYTE_BIT 8 ; CHAR_BIT in C
|
%define BYTE_BIT 8 ; CHAR_BIT in C
|
||||||
%define WORD_BIT 16 ; sizeof(WORD)*BYTE_BIT
|
%define WORD_BIT 16 ; sizeof(WORD)*BYTE_BIT
|
||||||
%define DWORD_BIT 32 ; sizeof(DWORD)*BYTE_BIT
|
%define DWORD_BIT 32 ; sizeof(DWORD)*BYTE_BIT
|
||||||
%define QWORD_BIT 64 ; sizeof(QWORD)*BYTE_BIT
|
%define QWORD_BIT 64 ; sizeof(QWORD)*BYTE_BIT
|
||||||
|
%define OWORD_BIT 128 ; sizeof(OWORD)*BYTE_BIT
|
||||||
|
|
||||||
; --------------------------------------------------------------------------
|
; --------------------------------------------------------------------------
|
||||||
; External Symbol Name
|
; External Symbol Name
|
||||||
|
|||||||
Reference in New Issue
Block a user