iPXE
profile.h
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1 #ifndef _BITS_PROFILE_H
2 #define _BITS_PROFILE_H
3 
4 /** @file
5  *
6  * Profiling
7  *
8  */
9 
10 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
11 
12 #include <stdint.h>
13 
14 /**
15  * Get profiling timestamp
16  *
17  * @ret timestamp Timestamp
18  */
19 static inline __attribute__ (( always_inline )) uint64_t
20 profile_timestamp ( void ) {
21  uint64_t tsc;
22 
23  /* Read timestamp counter */
24  __asm__ __volatile__ ( "rdtsc" : "=A" ( tsc ) );
25  return tsc;
26 }
27 
28 #endif /* _BITS_PROFILE_H */
unsigned long long uint64_t
Definition: stdint.h:13
static __attribute__((always_inline)) uint64_t profile_timestamp(void)
Get profiling timestamp.
Definition: profile.h:19
__asm__ __volatile__("\n1:\n\t" "movb -1(%2,%1), %%al\n\t" "stosb\n\t" "loop 1b\n\t" "xorl %%eax, %%eax\n\t" "mov %3, %1\n\t" "rep stosb\n\t" :"=&D"(discard_D), "=&c"(discard_c) :"r"(data), "g"(pad_len), "0"(value0), "1"(len) :"eax")
__asm__(".section \".rodata\", \"a\", " PROGBITS "\n\t" "\nprivate_key_data:\n\t" ".size private_key_data, ( . - private_key_data )\n\t" ".equ private_key_len, ( . - private_key_data )\n\t" ".previous\n\t")
FILE_LICENCE(GPL2_OR_LATER_OR_UBDL)