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Differential D33076 Diff 99130 crypto/openssl/crypto/ppccap.c

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crypto/openssl/crypto/ppccap.c

Show First 20 Lines • Show All 233 Lines • ▼ Show 20 Lines if (elf_aux_info((int)key, &val, sizeof(val)) != 0)
return 0ul; return 0ul;
return val; return val;
} }
# endif # endif
#endif #endif
/* I wish <sys/auxv.h> was universally available */ /* I wish <sys/auxv.h> was universally available */
#define HWCAP 16 /* AT_HWCAP */ #ifndef AT_HWCAP
# define AT_HWCAP 16 /* AT_HWCAP */
#endif
#define HWCAP_PPC64 (1U << 30) #define HWCAP_PPC64 (1U << 30)
#define HWCAP_ALTIVEC (1U << 28) #define HWCAP_ALTIVEC (1U << 28)
#define HWCAP_FPU (1U << 27) #define HWCAP_FPU (1U << 27)
#define HWCAP_POWER6_EXT (1U << 9) #define HWCAP_POWER6_EXT (1U << 9)
#define HWCAP_VSX (1U << 7) #define HWCAP_VSX (1U << 7)
#define HWCAP2 26 /* AT_HWCAP2 */ #ifndef AT_HWCAP2
# define AT_HWCAP2 26 /* AT_HWCAP2 */
#endif
#define HWCAP_VEC_CRYPTO (1U << 25) #define HWCAP_VEC_CRYPTO (1U << 25)
#define HWCAP_ARCH_3_00 (1U << 23) #define HWCAP_ARCH_3_00 (1U << 23)
# if defined(__GNUC__) && __GNUC__>=2 # if defined(__GNUC__) && __GNUC__>=2
__attribute__ ((constructor)) __attribute__ ((constructor))
# endif # endif
void OPENSSL_cpuid_setup(void) void OPENSSL_cpuid_setup(void)
{ {
▲ Show 20 Lines • Show All 74 Lines • ▼ Show 20 Lines OPENSSL_ppccap_P |= PPC_FPU;
} }
return; return;
} }
#endif #endif
#ifdef OSSL_IMPLEMENT_GETAUXVAL #ifdef OSSL_IMPLEMENT_GETAUXVAL
{ {
unsigned long hwcap = getauxval(HWCAP); unsigned long hwcap = getauxval(AT_HWCAP);
unsigned long hwcap2 = getauxval(HWCAP2); unsigned long hwcap2 = getauxval(AT_HWCAP2);
if (hwcap & HWCAP_FPU) { if (hwcap & HWCAP_FPU) {
OPENSSL_ppccap_P |= PPC_FPU; OPENSSL_ppccap_P |= PPC_FPU;
if (sizeof(size_t) == 4) { if (sizeof(size_t) == 4) {
/* In 32-bit case PPC_FPU64 is always fastest [if option] */ /* In 32-bit case PPC_FPU64 is always fastest [if option] */
if (hwcap & HWCAP_PPC64) if (hwcap & HWCAP_PPC64)
OPENSSL_ppccap_P |= PPC_FPU64; OPENSSL_ppccap_P |= PPC_FPU64;
▲ Show 20 Lines • Show All 84 Lines • Show Last 20 Lines