elf/tls-macros.h

   1 /* Macros to support TLS testing in times of missing compiler support.  */
   2
   3 #define COMMON_INT_DEF(x) \
   4   asm (".tls_common " #x ",4,4")
   5 /* XXX Until we get compiler support we don't need declarations.  */
   6 #define COMMON_INT_DECL(x)
   7
   8 /* XXX This definition will probably be machine specific, too.  */
   9 #define VAR_INT_DEF(x) \
  10   asm (".section .tdata\n\t"                                                  \
  11        ".globl " #x "\n"                                                      \
  12        #x ":\t.long 0\n\t"                                                    \
  13        ".size " #x ",4\n\t"                                                   \
  14        ".previous")
  15 /* XXX Until we get compiler support we don't need declarations.  */
  16 #define VAR_INT_DECL(x)
  17
  18
  19   /* XXX Each architecture must have its own asm for now.  */
  20 #ifdef __i386__
  21 # define TLS_LE(x) \
  22   ({ int *__l;                                                                \
  23      asm ("movl %%gs:0,%0\n\t"                                                \
  24           "subl $" #x "@tpoff,%0"                                             \
  25           : "=r" (__l));                                                      \
  26      __l; })
  27
  28 # ifdef PIC
  29 #  define TLS_IE(x) \
  30   ({ int *__l;                                                                \
  31      asm ("movl %%gs:0,%0\n\t"                                                \
  32           "subl " #x "@gottpoff(%%ebx),%0"                                    \
  33           : "=r" (__l));                                                      \
  34      __l; })
  35 # else
  36 #  define TLS_IE(x) \
  37   ({ int *__l, __b;                                                           \
  38      asm ("call 1f\n\t"                                                       \
  39           ".subsection 1\n"                                                   \
  40           "1:\tmovl (%%esp), %%ebx\n\t"                                       \
  41           "ret\n\t"                                                           \
  42           ".previous\n\t"                                                     \
  43           "addl $_GLOBAL_OFFSET_TABLE_, %%ebx\n\t"                            \
  44           "movl %%gs:0,%0\n\t"                                                \
  45           "subl " #x "@gottpoff(%%ebx),%0"                                    \
  46           : "=r" (__l), "=&b" (__b));                                         \
  47      __l; })
  48 # endif
  49
  50 # ifdef PIC
  51 #  define TLS_LD(x) \
  52   ({ int *__l, __c, __d;                                                      \
  53      asm ("leal " #x "@tlsldm(%%ebx),%%eax\n\t"                               \
  54           "call ___tls_get_addr@plt\n\t"                                      \
  55           "leal " #x "@dtpoff(%%eax), %%eax"                                  \
  56           : "=a" (__l), "=&c" (__c), "=&d" (__d));                            \
  57      __l; })
  58 # else
  59 #  define TLS_LD(x) \
  60   ({ int *__l, __b, __c, __d;                                                 \
  61      asm ("call 1f\n\t"                                                       \
  62           ".subsection 1\n"                                                   \
  63           "1:\tmovl (%%esp), %%ebx\n\t"                                       \
  64           "ret\n\t"                                                           \
  65           ".previous\n\t"                                                     \
  66           "addl $_GLOBAL_OFFSET_TABLE_, %%ebx\n\t"                            \
  67           "leal " #x "@tlsldm(%%ebx),%%eax\n\t"                               \
  68           "call ___tls_get_addr@plt\n\t"                                      \
  69           "leal " #x "@dtpoff(%%eax), %%eax"                                  \
  70           : "=a" (__l), "=&b" (__b), "=&c" (__c), "=&d" (__d));               \
  71      __l; })
  72 # endif
  73
  74 # ifdef PIC
  75 #  define TLS_GD(x) \
  76   ({ int *__l, __c, __d;                                                      \
  77      asm ("leal " #x "@tlsgd(%%ebx),%%eax\n\t"                                \
  78           "call ___tls_get_addr@plt\n\t"                                      \
  79           "nop"                                                               \
  80           : "=a" (__l), "=&c" (__c), "=&d" (__d));                            \
  81      __l; })
  82 # else
  83 #  define TLS_GD(x) \
  84   ({ int *__l, __b, __c, __d;                                                 \
  85      asm ("call 1f\n\t"                                                       \
  86           ".subsection 1\n"                                                   \
  87           "1:\tmovl (%%esp), %%ebx\n\t"                                       \
  88           "ret\n\t"                                                           \
  89           ".previous\n\t"                                                     \
  90           "addl $_GLOBAL_OFFSET_TABLE_, %%ebx\n\t"                            \
  91           "leal " #x "@tlsgd(%%ebx),%%eax\n\t"                                \
  92           "call ___tls_get_addr@plt\n\t"                                      \
  93           "nop"                                                               \
  94           : "=a" (__l), "=&b" (__b), "=&c" (__c), "=&d" (__d));               \
  95      __l; })
  96 # endif
  97
  98 #elif defined __x86_64__
  99
 100 # define TLS_LE(x) \
 101   ({ int *__l;                                                                \
 102      asm ("movq %%fs:0,%0\n\t"                                                \
 103           "leaq " #x "@tpoff(%0), %0"                                         \
 104           : "=r" (__l));                                                      \
 105      __l; })
 106
 107 # define TLS_IE(x) \
 108   ({ int *__l;                                                                \
 109      asm ("movq %%fs:0,%0\n\t"                                                \
 110           "addq " #x "@gottpoff(%%rip),%0"                                    \
 111           : "=r" (__l));                                                      \
 112      __l; })
 113
 114 # define TLS_LD(x) \
 115   ({ int *__l, __c, __d;                                                      \
 116      asm ("leaq " #x "@tlsld(%%rip),%%rdi\n\t"                                \
 117           "call __tls_get_addr@plt\n\t"                                       \
 118           "leaq " #x "@dtpoff(%%rax), %%rax"                                  \
 119           : "=a" (__l), "=&c" (__c), "=&d" (__d)                              \
 120           : : "rdi", "rsi", "r8", "r9", "r10", "r11");                        \
 121      __l; })
 122
 123 # define TLS_GD(x) \
 124   ({ int *__l, __c, __d;                                                      \
 125      asm (".byte 0x66\n\t"                                                    \
 126           "leaq " #x "@tlsgd(%%rip),%%rdi\n\t"                                \
 127           ".word 0x6666\n\t"                                                  \
 128           "rex64\n\t"                                                         \
 129           "call __tls_get_addr@plt"                                           \
 130           : "=a" (__l), "=&c" (__c), "=&d" (__d)                              \
 131           : : "rdi", "rsi", "r8", "r9", "r10", "r11");                        \
 132      __l; })
 133
 134 #elif defined __sh__
 135
 136 # define TLS_LE(x) \
 137   ({ int *__l; void *__tp;                                                    \
 138      asm ("stc gbr,%1\n\t"                                                    \
 139           "mov.l 1f,%0\n\t"                                                   \
 140           "bra 2f\n\t"                                                        \
 141           " add %1,%0\n\t"                                                    \
 142           ".align 2\n\t"                                                      \
 143           "1: .long " #x "@tpoff\n\t"                                         \
 144           "2:"                                                                \
 145           : "=r" (__l), "=r" (__tp));                                         \
 146      __l; })
 147
 148 # define TLS_IE(x) \
 149   ({ int *__l; void *__tp;                                                    \
 150      asm ("mova 0f,r0\n\t"                                                    \
 151           "mov.l 0f,r12\n\t"                                                  \
 152           "add r0,r12\n\t"                                                    \
 153           "mov.l 1f,r0\n\t"                                                   \
 154           "stc gbr,%1\n\t"                                                    \
 155           "mov.l @(r0,r12),%0\n\t"                                            \
 156           "bra 2f\n\t"                                                        \
 157           " add %1,%0\n\t"                                                    \
 158           ".align 2\n\t"                                                      \
 159           "1: .long " #x "@gottpoff\n\t"                                      \
 160           "0: .long _GLOBAL_OFFSET_TABLE_\n\t"                                \
 161           "2:"                                                                \
 162           : "=r" (__l), "=r" (__tp) : : "r0", "r12");                         \
 163      __l; })
 164
 165 # define TLS_LD(x) \
 166   ({ int *__l;                                                                \
 167      asm ("mova 0f,r0\n\t"                                                    \
 168           "mov.l 0f,r12\n\t"                                                  \
 169           "add r0,r12\n\t"                                                    \
 170           "mov.l 1f,r4\n\t"                                                   \
 171           "mova 2f,r0\n\t"                                                    \
 172           "mov.l 2f,r1\n\t"                                                   \
 173           "add r0,r1\n\t"                                                     \
 174           "jsr @r1\n\t"                                                       \
 175           " add r12,r4\n\t"                                                   \
 176           "bra 4f\n\t"                                                        \
 177           " nop\n\t"                                                          \
 178           ".align 2\n\t"                                                      \
 179           "1: .long " #x "@tlsldm\n\t"                                        \
 180           "2: .long __tls_get_addr@plt\n\t"                                   \
 181           "0: .long _GLOBAL_OFFSET_TABLE_\n\t"                                \
 182           "4: mov.l 3f,%0\n\t"                                                \
 183           "bra 5f\n\t"                                                        \
 184           " add r0,%0\n\t"                                                    \
 185           ".align 2\n\t"                                                      \
 186           "3: .long " #x "@dtpoff\n\t"                                        \
 187           "5:"                                                                \
 188           : "=r" (__l) : : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",    \
 189                            "r12", "pr", "t");                                 \
 190      __l; })
 191
 192 # define TLS_GD(x) \
 193   ({ int *__l;                                                                \
 194      asm ("mova 0f,r0\n\t"                                                    \
 195           "mov.l 0f,r12\n\t"                                                  \
 196           "add r0,r12\n\t"                                                    \
 197           "mov.l 1f,r4\n\t"                                                   \
 198           "mova 2f,r0\n\t"                                                    \
 199           "mov.l 2f,r1\n\t"                                                   \
 200           "add r0,r1\n\t"                                                     \
 201           "jsr @r1\n\t"                                                       \
 202           " add r12,r4\n\t"                                                   \
 203           "bra 3f\n\t"                                                        \
 204           " mov r0,%0\n\t"                                                    \
 205           ".align 2\n\t"                                                      \
 206           "1: .long " #x "@tlsgd\n\t"                                         \
 207           "2: .long __tls_get_addr@plt\n\t"                                   \
 208           "0: .long _GLOBAL_OFFSET_TABLE_\n\t"                                \
 209           "3:"                                                                \
 210           : "=r" (__l) : : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",    \
 211                            "r12", "pr", "t");                                 \
 212      __l; })
 213
 214 #elif defined __alpha__
 215
 216 register void *__gp __asm__("$29");
 217
 218 # define TLS_LE(x) \
 219   ({ int *__l;                                                                \
 220      asm ("call_pal 158\n\tlda $0," #x "($0)\t\t!tprel" : "=v"(__l));         \
 221      __l; })
 222
 223 # define TLS_IE(x) \
 224   ({ char *__tp; unsigned long __o;                                           \
 225      asm ("call_pal 158\n\tldq %1," #x "($gp)\t\t!gottprel"                   \
 226           : "=v"(__tp), "=r"(__o) : "r"(__gp));                               \
 227      (int *)(__tp + __o); })
 228
 229 # define TLS_LD(x) \
 230   ({ extern void *__tls_get_addr(void *); int *__l; void *__i;                \
 231      asm ("lda %0," #x "($gp)\t\t!tlsldm" : "=r" (__i) : "r"(__gp));          \
 232      __i = __tls_get_addr(__i);                                               \
 233      asm ("lda %0, " #x "(%1)\t\t!dtprel" : "=r"(__l) : "r"(__i));            \
 234      __l; })
 235
 236 # define TLS_GD(x) \
 237   ({ extern void *__tls_get_addr(void *); void *__i;                          \
 238      asm ("lda %0," #x "($gp)\t\t!tlsgd" : "=r" (__i) : "r"(__gp));           \
 239      (int *) __tls_get_addr(__i); })
 240
 241
 242 #elif defined __ia64__
 243
 244 # define TLS_LE(x) \
 245   ({ void *__l;                                                               \
 246      asm ("mov r2=r13\n\t"                                                    \
 247          ";;\n\t"                                                             \
 248          "addl %0=@tprel(" #x "),r2\n\t"                                      \
 249          : "=r" (__l) : : "r2"  ); __l; })
 250
 251 # define TLS_IE(x) \
 252   ({ void *__l;                                                               \
 253      asm (";;\n\t"                                                            \
 254          "addl r16=@ltoff(@tprel(" #x ")),gp\n\t"                             \
 255          ";;\n\t"                                                             \
 256          "ld8 r17=[r16]\n\t"                                                  \
 257          ";;\n\t"                                                             \
 258          "add %0=r13,r17\n\t"                                                 \
 259          : "=r" (__l) : : "r16", "r17" ); __l; })
 260
 261 # define __TLS_CALL_CLOBBERS \
 262   "r2", "r3", "r8", "r9", "r10", "r11", "r14", "r15", "r16", "r17",           \
 263   "r18", "r19", "r20", "r21", "r22", "r23", "r24", "r25", "r26",              \
 264   "r27", "r28", "r29", "r30", "r31",                                          \
 265   "p6", "p7", "p8", "p9", "p10", "p11", "p12", "p13", "p14", "p15",           \
 266   "f6", "f7", "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",           \
 267   "b6", "b7",                                                                 \
 268   "out0", "out1", "out2", "out3", "out4", "out5", "out6", "out7"
 269
 270 # define TLS_LD(x) \
 271   ({ void *__l;                                                               \
 272      asm (";;\n\t"                                                            \
 273          "mov loc0=gp\n\t"                                                    \
 274          "addl r16=@ltoff(@dtpmod(" #x ")),gp\n\t"                            \
 275          "addl out1=@dtprel(" #x "),r0\n\t"                                   \
 276          ";;\n\t"                                                             \
 277          "ld8 out0=[r16]\n\t"                                                 \
 278          "br.call.sptk.many b0=__tls_get_addr"                                \
 279          ";;\n\t"                                                             \
 280          "mov gp=loc0\n\t"                                                    \
 281          "mov %0=r8\n\t"                                                      \
 282          : "=r" (__l) : : "loc0", __TLS_CALL_CLOBBERS);                       \
 283      __l; })
 284
 285 # define TLS_GD(x) \
 286   ({ void *__l;                                                               \
 287      asm (";;\n\t"                                                            \
 288          "mov loc0=gp\n\t"                                                    \
 289          "addl r16=@ltoff(@dtpmod(" #x ")),gp\n\t"                            \
 290          "addl r17=@ltoff(@dtprel(" #x ")),gp\n\t"                            \
 291          ";;\n\t"                                                             \
 292          "ld8 out0=[r16]\n\t"                                                 \
 293          "ld8 out1=[r17]\n\t"                                                 \
 294          "br.call.sptk.many b0=__tls_get_addr"                                \
 295          ";;\n\t"                                                             \
 296          "mov gp=loc0\n\t"                                                    \
 297          "mov %0=r8\n\t"                                                      \
 298           : "=r" (__l) : : "loc0", __TLS_CALL_CLOBBERS);                      \
 299      __l; })
 300
 301 #elif defined __sparc__ && !defined __arch64__
 302
 303 # define TLS_LE(x) \
 304   ({ int *__l;                                                                \
 305      asm ("sethi %%tle_hix22(" #x "), %0" : "=r" (__l));                      \
 306      asm ("xor %1, %%tle_lox10(" #x "), %0" : "=r" (__l) : "r" (__l));        \
 307      asm ("add %%g7, %1, %0" : "=r" (__l) : "r" (__l));                       \
 308      __l; })
 309
 310 # ifdef __PIC__
 311 #  define TLS_LOAD_PIC \
 312   ({ register long pc __asm__ ("%o7");                                        \
 313      long got;                                                                \
 314      asm ("sethi %%hi(_GLOBAL_OFFSET_TABLE_-4), %1\n\t"                       \
 315           "call .+8\n\t"                                                      \
 316           "add %1, %%lo(_GLOBAL_OFFSET_TABLE_+4), %1\n\t"                     \
 317           "add %1, %0, %1\n\t"                                                \
 318           : "=r" (pc), "=r" (got));                                           \
 319      got; })
 320 # else
 321 #  define TLS_LOAD_PIC \
 322    ({ long got;                                                               \
 323       asm (".hidden _GLOBAL_OFFSET_TABLE_\n\t"                                \
 324            "sethi %%hi(_GLOBAL_OFFSET_TABLE_), %0\n\t"                        \
 325            "or %0, %%lo(_GLOBAL_OFFSET_TABLE_), %0"                           \
 326            : "=r" (got));                                                     \
 327       got; })
 328 # endif
 329
 330 # define TLS_IE(x) \
 331   ({ int *__l;                                                                \
 332      asm ("sethi %%tie_hi22(" #x "), %0" : "=r" (__l));                       \
 333      asm ("add %1, %%tie_lo10(" #x "), %0" : "=r" (__l) : "r" (__l));         \
 334      asm ("ld [%1 + %2], %0, %%tie_ld(" #x ")"                                \
 335           : "=r" (__l) : "r" (TLS_LOAD_PIC), "r" (__l));                      \
 336      asm ("add %%g7, %1, %0, %%tie_add(" #x ")" : "=r" (__l) : "r" (__l));    \
 337      __l; })
 338
 339 # define TLS_LD(x) \
 340   ({ int *__l; register void *__o0 asm ("%o0");                               \
 341      long __o;                                                                \
 342      asm ("sethi %%tldm_hi22(" #x "), %0" : "=r" (__l));                      \
 343      asm ("add %1, %%tldm_lo10(" #x "), %0" : "=r" (__l) : "r" (__l));        \
 344      asm ("add %1, %2, %0, %%tldm_add(" #x ")"                                \
 345           : "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l));                     \
 346      asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t"                       \
 347           " nop"                                                              \
 348           : "=r" (__o0) : "0" (__o0)                                          \
 349           : "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4",       \
 350             "o5", "o7", "cc");                                                \
 351      asm ("sethi %%tldo_hix22(" #x "), %0" : "=r" (__o));                     \
 352      asm ("xor %1, %%tldo_lox10(" #x "), %0" : "=r" (__o) : "r" (__o));       \
 353      asm ("add %1, %2, %0, %%tldo_add(" #x ")" : "=r" (__l)                   \
 354           : "r" (__o0), "r" (__o));                                           \
 355      __l; })
 356
 357 # define TLS_GD(x) \
 358   ({ int *__l; register void *__o0 asm ("%o0");                               \
 359      asm ("sethi %%tgd_hi22(" #x "), %0" : "=r" (__l));                       \
 360      asm ("add %1, %%tgd_lo10(" #x "), %0" : "=r" (__l) : "r" (__l));         \
 361      asm ("add %1, %2, %0, %%tgd_add(" #x ")"                                 \
 362           : "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l));                     \
 363      asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t"                       \
 364           " nop"                                                              \
 365           : "=r" (__o0) : "0" (__o0)                                          \
 366           : "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4",       \
 367             "o5", "o7", "cc");                                                \
 368      __o0; })
 369
 370 #elif defined __s390x__
 371
 372 # define TLS_LE(x) \
 373   ({ unsigned long __offset;                                                  \
 374      asm ("bras %0,1f\n"                                                      \
 375           "0:\t.quad " #x "@ntpoff\n"                                         \
 376           "1:\tlg %0,0(%0)"                                                   \
 377           : "=a" (__offset) : : "cc" );                                       \
 378      (int *) (__builtin_thread_pointer() + __offset); })
 379
 380 # ifdef PIC
 381 #  define TLS_IE(x) \
 382   ({ unsigned long __offset;                                                  \
 383      asm ("bras %0,1f\n"                                                      \
 384           "0:\t.quad " #x "@gotntpoff\n"                                      \
 385           "1:\tlg %0,0(%0)\n\t"                                               \
 386           "lg %0,0(%0,%%r12):tls_load:" #x                                    \
 387           : "=&a" (__offset) : : "cc" );                                      \
 388      (int *) (__builtin_thread_pointer() + __offset); })
 389 # else
 390 #  define TLS_IE(x) \
 391   ({ unsigned long  __offset;                                                 \
 392      asm ("bras %0,1f\n"                                                      \
 393           "0:\t.quad " #x "@indntpoff\n"                                      \
 394           "1:\t lg %0,0(%0)\n\t"                                              \
 395           "lg %0,0(%0):tls_load:" #x                                          \
 396           : "=&a" (__offset) : : "cc" );                                      \
 397      (int *) (__builtin_thread_pointer() + __offset); })
 398 # endif
 399
 400 # ifdef PIC
 401 #  define TLS_LD(x) \
 402   ({ unsigned long __offset, __save12;                                        \
 403      asm ("bras %0,1f\n"                                                      \
 404           "0:\t.quad " #x "@tlsldm\n\t"                                       \
 405           ".quad " #x "@dtpoff\n"                                             \
 406           "1:\tlgr %1,%%r12\n\t"                                              \
 407           "larl %%r12,_GLOBAL_OFFSET_TABLE_\n\t"                              \
 408           "lg %%r2,0(%0)\n\t"                                                 \
 409           "brasl %%r14,__tls_get_offset@plt:tls_ldcall:" #x "\n\t"            \
 410           "lg %0,8(%0)\n\t"                                                   \
 411           "algr %0,%%r2\n\t"                                                  \
 412           "lgr %%r12,%1"                                                      \
 413           : "=&a" (__offset), "=&a" (__save12)                                \
 414           : : "cc", "0", "1", "2", "3", "4", "5" );                           \
 415      (int *) (__builtin_thread_pointer() + __offset); })
 416 # else
 417 #  define TLS_LD(x) \
 418   ({ unsigned long __offset;                                                  \
 419      asm ("bras %0,1f\n"                                                      \
 420           "0:\t.quad " #x "@tlsldm\n\t"                                       \
 421           ".quad " #x "@dtpoff\n"                                             \
 422           "1:\tlarl %%r12,_GLOBAL_OFFSET_TABLE_\n\t"                          \
 423           "lg %%r2,0(%0)\n\t"                                                 \
 424           "brasl %%r14,__tls_get_offset@plt:tls_ldcall:" #x "\n\t"            \
 425           "lg %0,8(%0)\n\t"                                                   \
 426           "algr %0,%%r2"                                                      \
 427           : "=&a" (__offset) : : "cc", "0", "1", "2", "3", "4", "5", "12" );  \
 428      (int *) (__builtin_thread_pointer() + __offset); })
 429 # endif
 430
 431 # ifdef PIC
 432 #  define TLS_GD(x) \
 433   ({ unsigned long __offset, __save12;                                        \
 434      asm ("bras %0,1f\n"                                                      \
 435           "0:\t.quad " #x "@tlsgd\n"                                          \
 436           "1:\tlgr %1,%%r12\n\t"                                              \
 437           "larl %%r12,_GLOBAL_OFFSET_TABLE_\n\t"                              \
 438           "lg %%r2,0(%0)\n\t"                                                 \
 439           "brasl %%r14,__tls_get_offset@plt:tls_gdcall:" #x "\n\t"            \
 440           "lgr %0,%%r2\n\t"                                                   \
 441           "lgr %%r12,%1"                                                      \
 442           : "=&a" (__offset), "=&a" (__save12)                                \
 443           : : "cc", "0", "1", "2", "3", "4", "5" );                           \
 444      (int *) (__builtin_thread_pointer() + __offset); })
 445 # else
 446 #  define TLS_GD(x) \
 447   ({ unsigned long __offset;                                                  \
 448      asm ("bras %0,1f\n"                                                      \
 449           "0:\t.quad " #x "@tlsgd\n"                                          \
 450           "1:\tlarl %%r12,_GLOBAL_OFFSET_TABLE_\n\t"                          \
 451           "lg %%r2,0(%0)\n\t"                                                 \
 452           "brasl %%r14,__tls_get_offset@plt:tls_gdcall:" #x "\n\t"            \
 453           "lgr %0,%%r2"                                                       \
 454           : "=&a" (__offset) : : "cc", "0", "1", "2", "3", "4", "5", "12" );  \
 455      (int *) (__builtin_thread_pointer() + __offset); })
 456 # endif
 457
 458 #elif defined __s390__
 459
 460 # define TLS_LE(x) \
 461   ({ unsigned long __offset;                                                  \
 462      asm ("bras %0,1f\n"                                                      \
 463           "0:\t.long " #x "@ntpoff\n"                                         \
 464           "1:\tl %0,0(%0)"                                                    \
 465           : "=a" (__offset) : : "cc" );                                       \
 466      (int *) (__builtin_thread_pointer() + __offset); })
 467
 468 # ifdef PIC
 469 #  define TLS_IE(x) \
 470   ({ unsigned long __offset;                                                  \
 471      asm ("bras %0,1f\n"                                                      \
 472           "0:\t.long " #x "@gotntpoff\n"                                      \
 473           "1:\tl %0,0(%0)\n\t"                                                \
 474           "l %0,0(%0,%%r12):tls_load:" #x                                     \
 475           : "=&a" (__offset) : : "cc" );                                      \
 476      (int *) (__builtin_thread_pointer() + __offset); })
 477 # else
 478 #  define TLS_IE(x) \
 479   ({ unsigned long  __offset;                                                 \
 480      asm ("bras %0,1f\n"                                                      \
 481           "0:\t.long " #x "@indntpoff\n"                                      \
 482           "1:\t l %0,0(%0)\n\t"                                               \
 483           "l %0,0(%0):tls_load:" #x                                           \
 484           : "=&a" (__offset) : : "cc" );                                      \
 485      (int *) (__builtin_thread_pointer() + __offset); })
 486 # endif
 487
 488 # ifdef PIC
 489 #  define TLS_LD(x) \
 490   ({ unsigned long __offset, __save12;                                        \
 491      asm ("bras %0,1f\n"                                                      \
 492           "0:\t.long _GLOBAL_OFFSET_TABLE_-0b\n\t"                            \
 493           ".long __tls_get_offset@plt-0b\n\t"                                 \
 494           ".long " #x "@tlsldm\n\t"                                           \
 495           ".long " #x "@dtpoff\n"                                             \
 496           "1:\tlr %1,%%r12\n\t"                                               \
 497           "l %%r12,0(%0)\n\t"                                                 \
 498           "la %%r12,0(%%r12,%0)\n\t"                                          \
 499           "l %%r1,4(%0)\n\t"                                                  \
 500           "l %%r2,8(%0)\n\t"                                                  \
 501           "bas %%r14,0(%%r1,%0):tls_ldcall:" #x "\n\t"                        \
 502           "l %0,12(%0)\n\t"                                                   \
 503           "alr %0,%%r2\n\t"                                                   \
 504           "lr %%r12,%1"                                                       \
 505           : "=&a" (__offset), "=&a" (__save12)                                \
 506           : : "cc", "0", "1", "2", "3", "4", "5" );                           \
 507      (int *) (__builtin_thread_pointer() + __offset); })
 508 # else
 509 #  define TLS_LD(x) \
 510   ({ unsigned long __offset;                                                  \
 511      asm ("bras %0,1f\n"                                                      \
 512           "0:\t.long _GLOBAL_OFFSET_TABLE_\n\t"                               \
 513           ".long __tls_get_offset@plt\n\t"                                    \
 514           ".long " #x "@tlsldm\n\t"                                           \
 515           ".long " #x "@dtpoff\n"                                             \
 516           "1:\tl %%r12,0(%0)\n\t"                                             \
 517           "l %%r1,4(%0)\n\t"                                                  \
 518           "l %%r2,8(%0)\n\t"                                                  \
 519           "bas %%r14,0(%%r1):tls_ldcall:" #x "\n\t"                           \
 520           "l %0,12(%0)\n\t"                                                   \
 521           "alr %0,%%r2"                                                       \
 522           : "=&a" (__offset) : : "cc", "0", "1", "2", "3", "4", "5", "12" );  \
 523      (int *) (__builtin_thread_pointer() + __offset); })
 524 # endif
 525
 526 # ifdef PIC
 527 #  define TLS_GD(x) \
 528   ({ unsigned long __offset, __save12;                                        \
 529      asm ("bras %0,1f\n"                                                      \
 530           "0:\t.long _GLOBAL_OFFSET_TABLE_-0b\n\t"                            \
 531           ".long __tls_get_offset@plt-0b\n\t"                                 \
 532           ".long " #x "@tlsgd\n"                                              \
 533           "1:\tlr %1,%%r12\n\t"                                               \
 534           "l %%r12,0(%0)\n\t"                                                 \
 535           "la %%r12,0(%%r12,%0)\n\t"                                          \
 536           "l %%r1,4(%0)\n\t"                                                  \
 537           "l %%r2,8(%0)\n\t"                                                  \
 538           "bas %%r14,0(%%r1,%0):tls_gdcall:" #x "\n\t"                        \
 539           "lr %0,%%r2\n\t"                                                    \
 540           "lr %%r12,%1"                                                       \
 541           : "=&a" (__offset), "=&a" (__save12)                                \
 542           : : "cc", "0", "1", "2", "3", "4", "5" );                           \
 543      (int *) (__builtin_thread_pointer() + __offset); })
 544 # else
 545 #  define TLS_GD(x) \
 546   ({ unsigned long __offset;                                                  \
 547      asm ("bras %0,1f\n"                                                      \
 548           "0:\t.long _GLOBAL_OFFSET_TABLE_\n\t"                               \
 549           ".long __tls_get_offset@plt\n\t"                                    \
 550           ".long " #x "@tlsgd\n"                                              \
 551           "1:\tl %%r12,0(%0)\n\t"                                             \
 552           "l %%r1,4(%0)\n\t"                                                  \
 553           "l %%r2,8(%0)\n\t"                                                  \
 554           "bas %%r14,0(%%r1):tls_gdcall:" #x "\n\t"                           \
 555           "lr %0,%%r2"                                                        \
 556           : "=&a" (__offset) : : "cc", "0", "1", "2", "3", "4", "5", "12" );  \
 557      (int *) (__builtin_thread_pointer() + __offset); })
 558 # endif
 559
 560 #else
 561 # error "No support for this architecture so far."
 562 #endif