flac_private_cpu.h 2.7 KB

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  1. /* libFLAC - Free Lossless Audio Codec library
  2. * Copyright (C) 2001,2002,2003,2004,2005,2006,2007 Josh Coalson
  3. *
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions
  6. * are met:
  7. *
  8. * - Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. *
  11. * - Redistributions in binary form must reproduce the above copyright
  12. * notice, this list of conditions and the following disclaimer in the
  13. * documentation and/or other materials provided with the distribution.
  14. *
  15. * - Neither the name of the Xiph.org Foundation nor the names of its
  16. * contributors may be used to endorse or promote products derived from
  17. * this software without specific prior written permission.
  18. *
  19. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20. * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
  23. * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  24. * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  25. * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  26. * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  27. * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  28. * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  29. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30. */
  31. #ifndef FLAC__PRIVATE__CPU_H
  32. #define FLAC__PRIVATE__CPU_H
  33. #include "flac_FLAC_ordinals.h"
  34. #include "flac_private_autocpu.h"
  35. #ifdef HAVE_CONFIG_H
  36. #include <config.h>
  37. #endif
  38. typedef enum {
  39. FLAC__CPUINFO_TYPE_IA32,
  40. FLAC__CPUINFO_TYPE_PPC,
  41. FLAC__CPUINFO_TYPE_UNKNOWN
  42. } FLAC__CPUInfo_Type;
  43. typedef struct {
  44. FLAC__bool cpuid;
  45. FLAC__bool bswap;
  46. FLAC__bool cmov;
  47. FLAC__bool mmx;
  48. FLAC__bool fxsr;
  49. FLAC__bool sse;
  50. FLAC__bool sse2;
  51. FLAC__bool sse3;
  52. FLAC__bool ssse3;
  53. FLAC__bool _3dnow;
  54. FLAC__bool ext3dnow;
  55. FLAC__bool extmmx;
  56. } FLAC__CPUInfo_IA32;
  57. typedef struct {
  58. FLAC__bool altivec;
  59. FLAC__bool ppc64;
  60. } FLAC__CPUInfo_PPC;
  61. typedef struct {
  62. FLAC__bool use_asm;
  63. FLAC__CPUInfo_Type type;
  64. union {
  65. FLAC__CPUInfo_IA32 ia32;
  66. FLAC__CPUInfo_PPC ppc;
  67. } data;
  68. } FLAC__CPUInfo;
  69. void FLAC__cpu_info(FLAC__CPUInfo *info);
  70. #ifndef FLAC__NO_ASM
  71. #ifdef FLAC__CPU_IA32
  72. #ifdef FLAC__HAS_NASM
  73. FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32(void);
  74. void FLAC__cpu_info_asm_ia32(FLAC__uint32 *flags_edx, FLAC__uint32 *flags_ecx);
  75. FLAC__uint32 FLAC__cpu_info_extended_amd_asm_ia32(void);
  76. #endif
  77. #endif
  78. #endif
  79. #endif