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@ -39,32 +39,45 @@ int av_get_cpu_flags(void) |
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#undef printf |
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#include <stdio.h> |
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static const struct { |
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int flag; |
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const char *name; |
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} cpu_flag_tab[] = { |
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#if ARCH_ARM |
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{ AV_CPU_FLAG_IWMMXT, "iwmmxt" }, |
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#elif ARCH_PPC |
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{ AV_CPU_FLAG_ALTIVEC, "altivec" }, |
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#elif ARCH_X86 |
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{ AV_CPU_FLAG_MMX, "mmx" }, |
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{ AV_CPU_FLAG_MMX2, "mmx2" }, |
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{ AV_CPU_FLAG_SSE, "sse" }, |
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{ AV_CPU_FLAG_SSE2, "sse2" }, |
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{ AV_CPU_FLAG_SSE2SLOW, "sse2(slow)" }, |
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{ AV_CPU_FLAG_SSE3, "sse3" }, |
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{ AV_CPU_FLAG_SSE3SLOW, "sse3(slow)" }, |
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{ AV_CPU_FLAG_SSSE3, "ssse3" }, |
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{ AV_CPU_FLAG_ATOM, "atom" }, |
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{ AV_CPU_FLAG_SSE4, "sse4.1" }, |
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{ AV_CPU_FLAG_SSE42, "sse4.2" }, |
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{ AV_CPU_FLAG_AVX, "avx" }, |
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{ AV_CPU_FLAG_3DNOW, "3dnow" }, |
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{ AV_CPU_FLAG_3DNOWEXT, "3dnowext" }, |
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#endif |
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{ 0 } |
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}; |
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int main(void) |
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{ |
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int cpu_flags = av_get_cpu_flags(); |
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int i; |
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printf("cpu_flags = 0x%08X\n", cpu_flags); |
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printf("cpu_flags = %s%s%s%s%s%s%s%s%s%s%s%s%s\n", |
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#if ARCH_ARM |
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cpu_flags & AV_CPU_FLAG_IWMMXT ? "IWMMXT " : "", |
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#elif ARCH_PPC |
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cpu_flags & AV_CPU_FLAG_ALTIVEC ? "ALTIVEC " : "", |
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#elif ARCH_X86 |
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cpu_flags & AV_CPU_FLAG_MMX ? "MMX " : "", |
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cpu_flags & AV_CPU_FLAG_MMX2 ? "MMX2 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE ? "SSE " : "", |
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cpu_flags & AV_CPU_FLAG_SSE2 ? "SSE2 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE2SLOW ? "SSE2(slow) " : "", |
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cpu_flags & AV_CPU_FLAG_SSE3 ? "SSE3 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE3SLOW ? "SSE3(slow) " : "", |
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cpu_flags & AV_CPU_FLAG_SSSE3 ? "SSSE3 " : "", |
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cpu_flags & AV_CPU_FLAG_ATOM ? "Atom " : "", |
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cpu_flags & AV_CPU_FLAG_SSE4 ? "SSE4.1 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE42 ? "SSE4.2 " : "", |
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cpu_flags & AV_CPU_FLAG_AVX ? "AVX " : "", |
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cpu_flags & AV_CPU_FLAG_3DNOW ? "3DNow " : "", |
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cpu_flags & AV_CPU_FLAG_3DNOWEXT ? "3DNowExt " : ""); |
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#endif |
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printf("cpu_flags ="); |
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for (i = 0; cpu_flag_tab[i].flag; i++) |
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if (cpu_flags & cpu_flag_tab[i].flag) |
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printf(" %s", cpu_flag_tab[i].name); |
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printf("\n"); |
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return 0; |
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} |
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