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Commit 162a4492 authored by Erik de Castro Lopo's avatar Erik de Castro Lopo
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libFLAC/cpu.c: Fix build on non-Intel CPUs

parent 7a8f3591
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Showing with 43 additions and 25 deletions
src/libFLAC/cpu.c
View file @ 162a4492
......@@ -77,30 +77,6 @@
#endif
static void ia32_disable_sse(FLAC__CPUInfo *info)
{
info->ia32.sse = false;
info->ia32.sse2 = false;
info->ia32.sse3 = false;
info->ia32.ssse3 = false;
info->ia32.sse41 = false;
info->ia32.sse42 = false;
}
static void ia32_disable_avx(FLAC__CPUInfo *info)
{
info->ia32.avx = false;
info->ia32.avx2 = false;
info->ia32.fma = false;
}
static void x86_64_disable_avx(FLAC__CPUInfo *info)
{
info->x86.avx = false;
info->x86.avx2 = false;
info->x86.fma = false;
}
/* these are flags in EDX of CPUID AX=00000001 */
static const unsigned FLAC__CPUINFO_IA32_CPUID_CMOV = 0x00008000;
static const unsigned FLAC__CPUINFO_IA32_CPUID_MMX = 0x00800000;
......@@ -145,7 +121,36 @@ static void sigill_handler_sse_os(int signal, siginfo_t *si, void *uc)
}
#endif
static uint32_t cpu_xgetbv_x86(void)
#if defined FLAC__CPU_IA32 || defined FLAC__CPU_X86_64
static void
ia32_disable_sse(FLAC__CPUInfo *info)
{
info->ia32.sse = false;
info->ia32.sse2 = false;
info->ia32.sse3 = false;
info->ia32.ssse3 = false;
info->ia32.sse41 = false;
info->ia32.sse42 = false;
}
static void
ia32_disable_avx(FLAC__CPUInfo *info)
{
info->ia32.avx = false;
info->ia32.avx2 = false;
info->ia32.fma = false;
}
static void
x86_64_disable_avx(FLAC__CPUInfo *info)
{
info->x86.avx = false;
info->x86.avx2 = false;
info->x86.fma = false;
}
static uint32_t
cpu_xgetbv_x86(void)
{
#if (defined _MSC_VER || defined __INTEL_COMPILER) && FLAC__HAS_X86INTRIN && FLAC__AVX_SUPPORTED
return (uint32_t)_xgetbv(0);
......@@ -157,10 +162,16 @@ static uint32_t cpu_xgetbv_x86(void)
return 0;
#endif
}
#endif
static void
ia32_cpu_info (FLAC__CPUInfo *info)
{
#if !defined FLAC__CPU_IA32 && !defined FLAC__CPU_X86_64
(void) info;
return;
#else
FLAC__bool ia32_fxsr = false;
FLAC__bool ia32_osxsave = false;
FLAC__uint32 flags_eax, flags_ebx, flags_ecx, flags_edx;
......@@ -344,11 +355,17 @@ ia32_cpu_info (FLAC__CPUInfo *info)
#else
info->use_asm = false;
#endif
#endif
}
static void
x86_64_cpu_info (FLAC__CPUInfo *info)
{
#if !defined FLAC__CPU_IA32 && !defined FLAC__CPU_X86_64
(void) info;
return;
#else
FLAC__bool x86_osxsave = false;
FLAC__uint32 flags_eax, flags_ebx, flags_ecx, flags_edx;
......@@ -405,6 +422,7 @@ x86_64_cpu_info (FLAC__CPUInfo *info)
else /* no OS AVX support */
x86_64_disable_avx(info);
#endif
#endif
}
void FLAC__cpu_info (FLAC__CPUInfo *info)
......
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