test/tls/tls-macros-xtensa.h

   1 #if defined(__XTENSA_WINDOWED_ABI__)
   2 #define TLS_GD(x)                                                       \
   3   ({ int *__l;                                                          \
   4      __asm__ ("movi  a8, " #x "@TLSFUNC\n\t"                            \
   5           "movi a10, " #x "@TLSARG\n\t"                                 \
   6           "callx8.tls a8, " #x "@TLSCALL\n\t"                           \
   7           "mov %0, a10\n\t"                                             \
   8           : "=r" (__l)                                                  \
   9           :                                                             \
  10           : "a8", "a9", "a10", "a11", "a12", "a13", "a14", "a15");      \
  11       __l; })
  12
  13 #define TLS_LD(x)                                                       \
  14   ({ int *__l;                                                          \
  15      __asm__ ("movi  a8, _TLS_MODULE_BASE_@TLSFUNC\n\t"                 \
  16           "movi a10, _TLS_MODULE_BASE_@TLSARG\n\t"                      \
  17           "callx8.tls a8, _TLS_MODULE_BASE_@TLSCALL\n\t"                \
  18           "movi %0, " #x "@TPOFF\n\t"                                   \
  19           "add %0, %0, a10\n\t"                                         \
  20           : "=r" (__l)                                                  \
  21           :                                                             \
  22           : "a8", "a9", "a10", "a11", "a12", "a13", "a14", "a15");      \
  23       __l; })
  24 #elif defined(__XTENSA_CALL0_ABI__)
  25 #define TLS_GD(x)                                                       \
  26   ({ int *__l;                                                          \
  27      __asm__ ("movi  a0, " #x "@TLSFUNC\n\t"                            \
  28           "movi a2, " #x "@TLSARG\n\t"                                  \
  29           "callx0.tls a0, " #x "@TLSCALL\n\t"                           \
  30           "mov %0, a2\n\t"                                              \
  31           : "=r" (__l)                                                  \
  32           :                                                             \
  33           : "a2", "a3", "a4", "a5", "a6", "a7", "a8", "a9", "a10", "a11");\
  34       __l; })
  35
  36 #define TLS_LD(x)                                                       \
  37   ({ int *__l;                                                          \
  38      __asm__ ("movi  a0, _TLS_MODULE_BASE_@TLSFUNC\n\t"                 \
  39           "movi a2, _TLS_MODULE_BASE_@TLSARG\n\t"                       \
  40           "callx0.tls a0, _TLS_MODULE_BASE_@TLSCALL\n\t"                \
  41           "movi %0, " #x "@TPOFF\n\t"                                   \
  42           "add %0, %0, a2\n\t"                                          \
  43           : "=r" (__l)                                                  \
  44           :                                                             \
  45           : "a2", "a3", "a4", "a5", "a6", "a7", "a8", "a9", "a10", "a11");\
  46       __l; })
  47 #else
  48 #error Unsupported Xtensa ABI
  49 #endif
  50
  51 #define TLS_IE(x) TLS_LE(x)
  52
  53 #define TLS_LE(x)                                                       \
  54   ({ int *__l;                                                          \
  55      int __t;                                                           \
  56      __asm__ ("rur %0, threadptr\n\t"                                   \
  57           "movi %1, " #x "@TPOFF\n\t"                                   \
  58           "add %0, %0, %1\n\t"                                          \
  59           : "=r" (__l), "=r" (__t) );                                   \
  60      __l; });                                                           \
  61