diff options
Diffstat (limited to 'mp3lib/decode_i586.c')
| -rw-r--r-- | mp3lib/decode_i586.c | 318 |
1 files changed, 0 insertions, 318 deletions
diff --git a/mp3lib/decode_i586.c b/mp3lib/decode_i586.c deleted file mode 100644 index 83933d7ad4..0000000000 --- a/mp3lib/decode_i586.c +++ /dev/null @@ -1,318 +0,0 @@ -/* - * Modified for use with MPlayer, for details see the changelog at - * http://svn.mplayerhq.hu/mplayer/trunk/ - * $Id$ - */ - -/* -* mpg123_synth_1to1 works the same way as the c version of this -* file. only two types of changes have been made: -* - reordered floating point instructions to -* prevent pipline stalls -* - made WRITE_SAMPLE use integer instead of -* (slower) floating point -* all kinds of x86 processors should benefit from these -* modifications. -* -* useful sources of information on optimizing x86 code include: -* -* Intel Architecture Optimization Manual -* http://www.intel.com/design/pentium/manuals/242816.htm -* -* Cyrix 6x86 Instruction Set Summary -* ftp://ftp.cyrix.com/6x86/6x-dbch6.pdf -* -* AMD-K5 Processor Software Development -* http://www.amd.com/products/cpg/techdocs/appnotes/20007e.pdf -* -* Stefan Bieschewski <stb@acm.org> -* -* $Id$ -*/ -#include "config.h" -#include "mangle.h" -#include "mpg123.h" - -static int attribute_used buffs[1088]={0}; -static int attribute_used bo=1; -static int attribute_used saved_ebp=0; - -int synth_1to1_pent(real *bandPtr, int channel, short *samples) -{ - real tmp[3]; - register int retval; - __asm__ volatile( -" movl %%ebp,"MANGLE(saved_ebp)"\n\t" -" movl %1,%%eax\n\t"/*bandPtr*/ -" movl %3,%%esi\n\t" -" xorl %%edi,%%edi\n\t" -" movl "MANGLE(bo)",%%ebp\n\t" -" cmpl %%edi,%2\n\t" -" jne .L48\n\t" -" decl %%ebp\n\t" -" andl $15,%%ebp\n\t" -" movl %%ebp,"MANGLE(bo)"\n\t" -" movl $"MANGLE(buffs)",%%ecx\n\t" -" jmp .L49\n\t" -".L48:\n\t" -" addl $2,%%esi\n\t" -" movl $"MANGLE(buffs)"+2176,%%ecx\n\t" -".L49:\n\t" -" testl $1,%%ebp\n\t" -" je .L50\n\t" -" movl %%ecx,%%ebx\n\t" -" movl %%ebp,%4\n\t" -" pushl %%eax\n\t" -" movl 4+%4,%%edx\n\t" -" leal (%%ebx,%%edx,4),%%eax\n\t" -" pushl %%eax\n\t" -" movl 8+%4,%%eax\n\t" -" incl %%eax\n\t" -" andl $15,%%eax\n\t" -" leal 1088(,%%eax,4),%%eax\n\t" -" addl %%ebx,%%eax\n\t" -" jmp .L74\n\t" -".L50:\n\t" -" leal 1088(%%ecx),%%ebx\n\t" -" leal 1(%%ebp),%%edx\n\t" -" movl %%edx,%4\n\t" -" pushl %%eax\n\t" -" leal 1092(%%ecx,%%ebp,4),%%eax\n\t" -" pushl %%eax\n\t" -" leal (%%ecx,%%ebp,4),%%eax\n\t" -".L74:\n\t" -" pushl %%eax\n\t" -" call "MANGLE(mp3lib_dct64)"\n\t" -" addl $12,%%esp\n\t" -" movl %4,%%edx\n\t" -" leal 0(,%%edx,4),%%edx\n\t" -" movl $"MANGLE(mp3lib_decwin)"+64,%%eax\n\t" -" movl %%eax,%%ecx\n\t" -" subl %%edx,%%ecx\n\t" -" movl $16,%%ebp\n\t" -".L55:\n\t" -" flds (%%ecx)\n\t" -" fmuls (%%ebx)\n\t" -" flds 4(%%ecx)\n\t" -" fmuls 4(%%ebx)\n\t" -" fxch %%st(1)\n\t" -" flds 8(%%ecx)\n\t" -" fmuls 8(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds 12(%%ecx)\n\t" -" fmuls 12(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 16(%%ecx)\n\t" -" fmuls 16(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds 20(%%ecx)\n\t" -" fmuls 20(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 24(%%ecx)\n\t" -" fmuls 24(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds 28(%%ecx)\n\t" -" fmuls 28(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 32(%%ecx)\n\t" -" fmuls 32(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds 36(%%ecx)\n\t" -" fmuls 36(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 40(%%ecx)\n\t" -" fmuls 40(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds 44(%%ecx)\n\t" -" fmuls 44(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 48(%%ecx)\n\t" -" fmuls 48(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds 52(%%ecx)\n\t" -" fmuls 52(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 56(%%ecx)\n\t" -" fmuls 56(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds 60(%%ecx)\n\t" -" fmuls 60(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" subl $4,%%esp\n\t" -" faddp %%st,%%st(1)\n\t" -" fxch %%st(1)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" fistpl (%%esp)\n\t" -" popl %%eax\n\t" -" cmpl $32767,%%eax\n\t" -" jg 1f\n\t" -" cmpl $-32768,%%eax\n\t" -" jl 2f\n\t" -" movw %%ax,(%%esi)\n\t" -" jmp 4f\n\t" -"1: movw $32767,(%%esi)\n\t" -" jmp 3f\n\t" -"2: movw $-32768,(%%esi)\n\t" -"3: incl %%edi\n\t" -"4:\n\t" -".L54:\n\t" -" addl $64,%%ebx\n\t" -" subl $-128,%%ecx\n\t" -" addl $4,%%esi\n\t" -" decl %%ebp\n\t" -" jnz .L55\n\t" -" flds (%%ecx)\n\t" -" fmuls (%%ebx)\n\t" -" flds 8(%%ecx)\n\t" -" fmuls 8(%%ebx)\n\t" -" flds 16(%%ecx)\n\t" -" fmuls 16(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 24(%%ecx)\n\t" -" fmuls 24(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 32(%%ecx)\n\t" -" fmuls 32(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 40(%%ecx)\n\t" -" fmuls 40(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 48(%%ecx)\n\t" -" fmuls 48(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" faddp %%st,%%st(1)\n\t" -" flds 56(%%ecx)\n\t" -" fmuls 56(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" subl $4,%%esp\n\t" -" faddp %%st,%%st(1)\n\t" -" fxch %%st(1)\n\t" -" faddp %%st,%%st(1)\n\t" -" fistpl (%%esp)\n\t" -" popl %%eax\n\t" -" cmpl $32767,%%eax\n\t" -" jg 1f\n\t" -" cmpl $-32768,%%eax\n\t" -" jl 2f\n\t" -" movw %%ax,(%%esi)\n\t" -" jmp 4f\n\t" -"1: movw $32767,(%%esi)\n\t" -" jmp 3f\n\t" -"2: movw $-32768,(%%esi)\n\t" -"3: incl %%edi\n\t" -"4:\n\t" -".L62:\n\t" -" addl $-64,%%ebx\n\t" -" addl $4,%%esi\n\t" -" movl %4,%%edx\n\t" -" leal -128(%%ecx,%%edx,8),%%ecx\n\t" -" movl $15,%%ebp\n\t" -".L68:\n\t" -" flds -4(%%ecx)\n\t" -" fchs\n\t" -" fmuls (%%ebx)\n\t" -" flds -8(%%ecx)\n\t" -" fmuls 4(%%ebx)\n\t" -" fxch %%st(1)\n\t" -" flds -12(%%ecx)\n\t" -" fmuls 8(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -16(%%ecx)\n\t" -" fmuls 12(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -20(%%ecx)\n\t" -" fmuls 16(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -24(%%ecx)\n\t" -" fmuls 20(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -28(%%ecx)\n\t" -" fmuls 24(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -32(%%ecx)\n\t" -" fmuls 28(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -36(%%ecx)\n\t" -" fmuls 32(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -40(%%ecx)\n\t" -" fmuls 36(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -44(%%ecx)\n\t" -" fmuls 40(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -48(%%ecx)\n\t" -" fmuls 44(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -52(%%ecx)\n\t" -" fmuls 48(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -56(%%ecx)\n\t" -" fmuls 52(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds -60(%%ecx)\n\t" -" fmuls 56(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" flds (%%ecx)\n\t" -" fmuls 60(%%ebx)\n\t" -" fxch %%st(2)\n\t" -" subl $4,%%esp\n\t" -" fsubrp %%st,%%st(1)\n\t" -" fxch %%st(1)\n\t" -" fsubrp %%st,%%st(1)\n\t" -" fistpl (%%esp)\n\t" -" popl %%eax\n\t" -" cmpl $32767,%%eax\n\t" -" jg 1f\n\t" -" cmpl $-32768,%%eax\n\t" -" jl 2f\n\t" -" movw %%ax,(%%esi)\n\t" -" jmp 4f\n\t" -"1: movw $32767,(%%esi)\n\t" -" jmp 3f\n\t" -"2: movw $-32768,(%%esi)\n\t" -"3: incl %%edi\n\t" -"4:\n\t" -".L67:\n\t" -" addl $-64,%%ebx\n\t" -" addl $-128,%%ecx\n\t" -" addl $4,%%esi\n\t" -" decl %%ebp\n\t" -" jnz .L68\n\t" -" movl %%edi,%%eax\n\t" -" movl "MANGLE(saved_ebp)",%%ebp\n\t" - :"=a"(retval) - :"m"(bandPtr),"m"(channel),"m"(samples),"m"(tmp[0]) - :"memory","%edi","%esi","%ebx","%ecx","%edx"); - return retval; -} |