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File dietlibc-0.31-tls.diff of Package dietlibc
--- include/sys/tls.h +++ include/sys/tls.h @@ -24,8 +24,13 @@ typedef struct void *self; /* Pointer to the thread descriptor. */ int multiple_threads; uintptr_t sysinfo; +#ifdef __ia64__ + uintptr_t pointer_guard; + uintptr_t stack_guard; +#else uintptr_t stack_guard; uintptr_t pointer_guard; +#endif } tcbhead_t; #if defined(__i386__) --- lib/stackgap.c +++ lib/stackgap.c @@ -14,6 +14,14 @@ extern unsigned long __guard; #if defined(WANT_SSP) || defined(WANT_THREAD_SAFE) static tcbhead_t mainthread; +#if defined __ia64__ || defined __powerpc64__ +register tcbhead_t* __thread_self __asm__("r13"); +#elif defined __powerpc__ +register tcbhead_t* __thread_self __asm__("r2"); +#elif defined __sparc__ +register tcbhead_t* __thread_self __asm("%g7"); +#endif + static void setup_tls(void) { mainthread.tcb=&mainthread; mainthread.self=&mainthread; @@ -38,11 +46,11 @@ static void setup_tls(void) { #elif defined(__alpha__) || defined(__s390__) __builtin_set_thread_pointer(&mainthread); -#elif defined(__ia64__) || defined(__powerpc__) - register tcbhead_t* __thread_self __asm__("r13"); - __thread_self=&mainthread; +#elif defined(__ia64__) + __thread_self = &mainthread + 1; +#elif defined(__powerpc__) + __thread_self = (tcbhead_t *)((char *)(&mainthread + 1) + 0x7000); #elif defined(__sparc__) - register tcbhead_t* __thread_self __asm("%g7"); __thread_self=&mainthread; #else #warning "no idea how to enable TLS on this platform, edit lib/stackgap.c"
