12 #ifdef CRYPTOPP_GNU_STYLE_INLINE_ASSEMBLY 17 #if defined(_ARCH_PWR9) 22 extern const char PPC_POWER9_FNAME[] = __FILE__;
28 #ifdef CRYPTOPP_GNU_STYLE_INLINE_ASSEMBLY 30 typedef void (*SigHandler)(int);
32 static jmp_buf s_jmpSIGILL;
33 static void SigIllHandler(
int)
35 longjmp(s_jmpSIGILL, 1);
38 #endif // CRYPTOPP_MS_STYLE_INLINE_ASSEMBLY 40 #if (CRYPTOPP_BOOL_PPC32 || CRYPTOPP_BOOL_PPC64) 42 bool CPU_ProbePower9()
44 #if defined(CRYPTOPP_NO_CPU_FEATURE_PROBES) 46 #elif defined(CRYPTOPP_POWER9_AVAILABLE) 47 # if defined(CRYPTOPP_GNU_STYLE_INLINE_ASSEMBLY) 50 volatile int result =
true;
52 volatile SigHandler oldHandler = signal(SIGILL, SigIllHandler);
53 if (oldHandler == SIG_ERR)
56 volatile sigset_t oldMask;
57 if (sigprocmask(0, NULLPTR, (sigset_t*)&oldMask))
59 signal(SIGILL, oldHandler);
63 if (setjmp(s_jmpSIGILL))
69 #if CRYPTOPP_BIG_ENDIAN 70 __asm__ __volatile__ (
".byte 0x7c, 0x60, 0x05, 0xe6 \n" : : :
"r3");
72 __asm__ __volatile__ (
".byte 0xe6, 0x05, 0x60, 0x7c \n" : : :
"r3");
77 sigprocmask(SIG_SETMASK, (sigset_t*)&oldMask, NULLPTR);
78 signal(SIGILL, oldHandler);
94 #if defined(CRYPTOPP_NO_CPU_FEATURE_PROBES) 97 # if defined(CRYPTOPP_GNU_STYLE_INLINE_ASSEMBLY) 100 volatile int result =
true;
102 volatile SigHandler oldHandler = signal(SIGILL, SigIllHandler);
103 if (oldHandler == SIG_ERR)
106 volatile sigset_t oldMask;
107 if (sigprocmask(0, NULLPTR, (sigset_t*)&oldMask))
109 signal(SIGILL, oldHandler);
113 if (setjmp(s_jmpSIGILL))
119 #if CRYPTOPP_BIG_ENDIAN 120 __asm__ __volatile__ (
".byte 0x7c, 0x60, 0x05, 0xe6 \n" : : :
"r3");
122 __asm__ __volatile__ (
".byte 0xe6, 0x05, 0x60, 0x7c \n" : : :
"r3");
127 sigprocmask(SIG_SETMASK, (sigset_t*)&oldMask, NULLPTR);
128 signal(SIGILL, oldHandler);
134 #endif // PPC32 or PPC64 Library configuration file.
Support functions for PowerPC and vector operations.
Crypto++ library namespace.