mono/metadata/sgen-gc.h

   1 #ifndef __MONO_SGENGC_H__
   2 #define __MONO_SGENGC_H__
   3
   4 /* pthread impl */
   5 #include <pthread.h>
   6
   7 #define ARCH_THREAD_TYPE pthread_t
   8 #define ARCH_GET_THREAD pthread_self
   9 #define ARCH_THREAD_EQUALS(a,b) pthread_equal (a, b)
  10
  11 /*
  12  * Recursion is not allowed for the thread lock.
  13  */
  14 #define LOCK_DECLARE(name) pthread_mutex_t name = PTHREAD_MUTEX_INITIALIZER
  15 #define LOCK_INIT(name)
  16 #define LOCK_GC pthread_mutex_lock (&gc_mutex)
  17 #define UNLOCK_GC pthread_mutex_unlock (&gc_mutex)
  18
  19 /* non-pthread will need to provide their own version of start/stop */
  20 #define USE_SIGNAL_BASED_START_STOP_WORLD 1
  21 /* we intercept pthread_create calls to know which threads exist */
  22 #define USE_PTHREAD_INTERCEPT 1
  23
  24 #ifdef __i386__
  25 #define ARCH_NUM_REGS 8
  26 #define ARCH_STORE_REGS(ptr)    \
  27         __asm__ __volatile__(   \
  28                 "mov %%ecx, 0x00(%0)\n" \
  29                 "mov %%edx, 0x04(%0)\n" \
  30                 "mov %%ebx, 0x08(%0)\n" \
  31                 "mov %%edi, 0x0c(%0)\n" \
  32                 "mov %%esi, 0x10(%0)\n" \
  33                 "mov %%ebp, 0x14(%0)\n" \
  34                 : "=&a" (ptr)   \
  35                 : "0" (cur_thread_regs) \
  36                 : "memory"      \
  37         )
  38
  39 #elif defined(__x86_64__)
  40 #define ARCH_NUM_REGS 16
  41 #define ARCH_STORE_REGS(ptr)    \
  42         __asm__ __volatile__(   \
  43                 "movq %%rcx, 0x00(%0)\n"        \
  44                 "movq %%rdx, 0x08(%0)\n"        \
  45                 "movq %%rbx, 0x10(%0)\n"        \
  46                 "movq %%rdi, 0x18(%0)\n"        \
  47                 "movq %%rsi, 0x20(%0)\n"        \
  48                 "movq %%rbp, 0x28(%0)\n"        \
  49                 "movq %%r8, 0x30(%0)\n" \
  50                 "movq %%r9, 0x38(%0)\n" \
  51                 "movq %%r10, 0x40(%0)\n"        \
  52                 "movq %%r11, 0x48(%0)\n"        \
  53                 "movq %%r12, 0x50(%0)\n"        \
  54                 "movq %%r13, 0x58(%0)\n"        \
  55                 "movq %%r14, 0x60(%0)\n"        \
  56                 "movq %%r15, 0x68(%0)\n"        \
  57                 : "=&a" (ptr)   \
  58                 : "0" (cur_thread_regs) \
  59                 : "memory"      \
  60         )
  61
  62 #endif
  63
  64 #endif /* __MONO_SGENGC_H__ */
  65