src/hermes/HeadMMX.h
author Sam Lantinga <slouken@libsdl.org>
Thu, 24 Feb 2011 09:39:23 -0800
branchSDL-1.2
changeset 5392 30e4d724fe98
parent 4152 39b9405d3cb6
permissions -rw-r--r--
nasm 2.09 compatibility nasm-2.09 makes `elf' alias to `elf32', thus __OUTPUT_FORMAT__ macro becomes `elf32' instead of `elf' (on x86). Unmatched macro value causes omitting .note.GNU-stack marker and creates ELFs with executable stack. This is unneeded and attracts security policies like SELinux.

/*
   Header definitions for the MMX routines for the HERMES library
   Copyright (c) 1998 Christian Nentwich (c.nentwich@cs.ucl.ac.uk)
   This source code is licensed under the GNU LGPL
  
   Please refer to the file COPYING.LIB contained in the distribution for
   licensing conditions
*/
#include "SDL_config.h"

#ifndef __HERMES_HEAD_MMX__
#define __HERMES_HEAD_MMX__


/* If you cannot stand ifdefs, then please do not look into this file, it's
   going to end your life :) */

#ifdef X86_ASSEMBLER


#ifdef __cplusplus
extern "C" {
#endif

void STACKCALL ConvertMMX(HermesConverterInterface *);

void STACKCALL ClearMMX_32(HermesClearInterface *);
void STACKCALL ClearMMX_24(HermesClearInterface *);
void STACKCALL ClearMMX_16(HermesClearInterface *);
void STACKCALL ClearMMX_8(HermesClearInterface *);

void ConvertMMXpII32_24RGB888();
void ConvertMMXpII32_16RGB565();
void ConvertMMXpII32_16BGR565();
void ConvertMMXpII32_16RGB555();
void ConvertMMXpII32_16BGR565();
void ConvertMMXpII32_16BGR555();

void ConvertMMXp32_16RGB555();

#ifdef __cplusplus
}
#endif



/* Fix the underscore business with ELF compilers */

#if (defined(__ELF__) && defined(__GNUC__)) || defined(__SUNPRO_C)
  #ifdef __cplusplus 
  extern "C" {   
  #endif

  extern void _ConvertMMX(HermesConverterInterface *);
  extern void _ConvertMMXpII32_24RGB888();
  extern void _ConvertMMXpII32_16RGB565();
  extern void _ConvertMMXpII32_16BGR565();
  extern void _ConvertMMXpII32_16RGB555();
  extern void _ConvertMMXpII32_16BGR555();

  #define ConvertMMX _ConvertMMX
  #define ConvertMMXpII32_24RGB888 _ConvertMMXpII32_24RGB888
  #define ConvertMMXpII32_16RGB565 _ConvertMMXpII32_16RGB565
  #define ConvertMMXpII32_16BGR565 _ConvertMMXpII32_16BGR565
  #define ConvertMMXpII32_16RGB555 _ConvertMMXpII32_16RGB555
  #define ConvertMMXpII32_16BGR555 _ConvertMMXpII32_16BGR555

  #ifdef __cplusplus
  }
  #endif

#endif /* ELF and GNUC */




/* Make it work with Watcom */
#ifdef __WATCOMC__
#pragma warning 601 9

#pragma aux ConvertMMX "_*" modify [EAX EBX ECX EDX ESI EDI]

#pragma aux ClearMMX_32 "_*" modify [EAX EBX ECX EDX ESI EDI]
#pragma aux ClearMMX_24 "_*" modify [EAX EBX ECX EDX ESI EDI]
#pragma aux ClearMMX_16 "_*" modify [EAX EBX ECX EDX ESI EDI]
#pragma aux ClearMMX_8 "_*" modify [EAX EBX ECX EDX ESI EDI]

#pragma aux ConvertMMXpII32_24RGB888 "_*"
#pragma aux ConvertMMXpII32_16RGB565 "_*"
#pragma aux ConvertMMXpII32_16BGR565 "_*"
#pragma aux ConvertMMXpII32_16RGB555 "_*"
#pragma aux ConvertMMXpII32_16BGR555 "_*"
#pragma aux ConvertMMXp32_16RGB555 "_*"

#endif /* WATCOM */

#endif /* X86_ASSEMBLER */


#endif