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cpu.h File Reference
SPA » Support » CPU

spa/support/cpu.h More...

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## Data Structures

struct | spa_cpu
struct | spa_cpu_methods
| methods More...

## Macros

#define | SPA_API_CPU static inline
#define | SPA_TYPE_INTERFACE_CPU SPA_TYPE_INFO_INTERFACE_BASE "CPU"
| The CPU features interface.
#define | SPA_VERSION_CPU 0
#define | SPA_CPU_FLAG_MMX (1<<0)
| standard MMX
#define | SPA_CPU_FLAG_MMXEXT (1<<1)
| SSE integer or AMD MMX ext.
#define | SPA_CPU_FLAG_3DNOW (1<<2)
| AMD 3DNOW.
#define | SPA_CPU_FLAG_SSE (1<<3)
| SSE.
#define | SPA_CPU_FLAG_SSE2 (1<<4)
| SSE2.
#define | SPA_CPU_FLAG_3DNOWEXT (1<<5)
| AMD 3DNowExt.
#define | SPA_CPU_FLAG_SSE3 (1<<6)
| Prescott SSE3.
#define | SPA_CPU_FLAG_SSSE3 (1<<7)
| Conroe SSSE3.
#define | SPA_CPU_FLAG_SSE41 (1<<8)
| Penryn SSE4.1.
#define | SPA_CPU_FLAG_SSE42 (1<<9)
| Nehalem SSE4.2.
#define | SPA_CPU_FLAG_AESNI (1<<10)
| Advanced Encryption Standard.
#define | SPA_CPU_FLAG_AVX (1<<11)
| AVX.
#define | SPA_CPU_FLAG_XOP (1<<12)
| Bulldozer XOP.
#define | SPA_CPU_FLAG_FMA4 (1<<13)
| Bulldozer FMA4.
#define | SPA_CPU_FLAG_CMOV (1<<14)
| supports cmov
#define | SPA_CPU_FLAG_AVX2 (1<<15)
| AVX2.
#define | SPA_CPU_FLAG_FMA3 (1<<16)
| Haswell FMA3.
#define | SPA_CPU_FLAG_BMI1 (1<<17)
| Bit Manipulation Instruction Set 1.
#define | SPA_CPU_FLAG_BMI2 (1<<18)
| Bit Manipulation Instruction Set 2.
#define | SPA_CPU_FLAG_AVX512 (1<<19)
| AVX-512.
#define | SPA_CPU_FLAG_SLOW_UNALIGNED (1<<20)
| unaligned loads/stores are slow
#define | SPA_CPU_FLAG_ALTIVEC (1<<0)
| standard
#define | SPA_CPU_FLAG_VSX (1<<1)
| ISA 2.06.
#define | SPA_CPU_FLAG_POWER8 (1<<2)
| ISA 2.07.
#define | SPA_CPU_FLAG_ARMV5TE (1 << 0)
#define | SPA_CPU_FLAG_ARMV6 (1 << 1)
#define | SPA_CPU_FLAG_ARMV6T2 (1 << 2)
#define | SPA_CPU_FLAG_VFP (1 << 3)
#define | SPA_CPU_FLAG_VFPV3 (1 << 4)
#define | SPA_CPU_FLAG_NEON (1 << 5)
#define | SPA_CPU_FLAG_ARMV8 (1 << 6)
#define | SPA_CPU_FLAG_RISCV_V (1 << 0)
#define | SPA_CPU_FORCE_AUTODETECT ((uint32_t)-1)
#define | SPA_CPU_VM_NONE (0)
#define | SPA_CPU_VM_OTHER (1 << 0)
#define | SPA_CPU_VM_KVM (1 << 1)
#define | SPA_CPU_VM_QEMU (1 << 2)
#define | SPA_CPU_VM_BOCHS (1 << 3)
#define | SPA_CPU_VM_XEN (1 << 4)
#define | SPA_CPU_VM_UML (1 << 5)
#define | SPA_CPU_VM_VMWARE (1 << 6)
#define | SPA_CPU_VM_ORACLE (1 << 7)
#define | SPA_CPU_VM_MICROSOFT (1 << 8)
#define | SPA_CPU_VM_ZVM (1 << 9)
#define | SPA_CPU_VM_PARALLELS (1 << 10)
#define | SPA_CPU_VM_BHYVE (1 << 11)
#define | SPA_CPU_VM_QNX (1 << 12)
#define | SPA_CPU_VM_ACRN (1 << 13)
#define | SPA_CPU_VM_POWERVM (1 << 14)
#define | SPA_VERSION_CPU_METHODS 2
| the version of the methods.
#define | SPA_KEY_CPU_FORCE "cpu.force"
| keys can be given when initializing the cpu handle
#define | SPA_KEY_CPU_VM_TYPE "cpu.vm.type"
| force a VM type
#define | SPA_KEY_CPU_ZERO_DENORMALS "cpu.zero.denormals"
| zero denormals

## Functions

SPA_API_CPU const char * | spa_cpu_vm_type_to_string (uint32_t vm_type)
SPA_API_CPU uint32_t | spa_cpu_get_flags (struct spa_cpu *c)
SPA_API_CPU int | spa_cpu_force_flags (struct spa_cpu *c, uint32_t flags)
SPA_API_CPU uint32_t | spa_cpu_get_count (struct spa_cpu *c)
SPA_API_CPU uint32_t | spa_cpu_get_max_align (struct spa_cpu *c)
SPA_API_CPU uint32_t | spa_cpu_get_vm_type (struct spa_cpu *c)
SPA_API_CPU int | spa_cpu_zero_denormals (struct spa_cpu *c, bool enable)

## Detailed Description

spa/support/cpu.h

## Macro Definition Documentation

## SPA_API_CPU

#define SPA_API_CPU static inline