X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fthread.h;h=ca50539e5eea6e5d9fbed4a3adedc0ef273af6f6;hb=df1314801984738011676b539cedd2c2a41d1f6e;hp=8f0436fa2a48d2ffde26a0509ae3596957367821;hpb=8e9908b6f79b7bb52a281cfcbf0712d4b914f3cf;p=sbcl.git

diff --git a/src/runtime/thread.h b/src/runtime/thread.h
index 8f0436f..ca50539 100644
--- a/src/runtime/thread.h
+++ b/src/runtime/thread.h
@@ -42,7 +42,8 @@ extern int dynamic_values_bytes;
 #endif
 
 static inline lispobj
-SymbolValue(u64 tagged_symbol_pointer, void *thread) {
+SymbolValue(u64 tagged_symbol_pointer, void *thread)
+{
     struct symbol *sym= (struct symbol *)
         (pointer_sized_uint_t)(tagged_symbol_pointer-OTHER_POINTER_LOWTAG);
 #ifdef LISP_FEATURE_SB_THREAD
@@ -57,7 +58,8 @@ SymbolValue(u64 tagged_symbol_pointer, void *thread) {
 }
 
 static inline lispobj
-SymbolTlValue(u64 tagged_symbol_pointer, void *thread) {
+SymbolTlValue(u64 tagged_symbol_pointer, void *thread)
+{
     struct symbol *sym= (struct symbol *)
         (pointer_sized_uint_t)(tagged_symbol_pointer-OTHER_POINTER_LOWTAG);
 #ifdef LISP_FEATURE_SB_THREAD
@@ -69,7 +71,8 @@ SymbolTlValue(u64 tagged_symbol_pointer, void *thread) {
 }
 
 static inline void
-SetSymbolValue(u64 tagged_symbol_pointer,lispobj val, void *thread) {
+SetSymbolValue(u64 tagged_symbol_pointer,lispobj val, void *thread)
+{
     struct symbol *sym= (struct symbol *)
         (pointer_sized_uint_t)(tagged_symbol_pointer-OTHER_POINTER_LOWTAG);
 #ifdef LISP_FEATURE_SB_THREAD
@@ -84,8 +87,10 @@ SetSymbolValue(u64 tagged_symbol_pointer,lispobj val, void *thread) {
 #endif
     sym->value = val;
 }
+
 static inline void
-SetTlSymbolValue(u64 tagged_symbol_pointer,lispobj val, void *thread) {
+SetTlSymbolValue(u64 tagged_symbol_pointer,lispobj val, void *thread)
+{
 #ifdef LISP_FEATURE_SB_THREAD
     struct symbol *sym= (struct symbol *)
         (pointer_sized_uint_t)(tagged_symbol_pointer-OTHER_POINTER_LOWTAG);
@@ -104,12 +109,17 @@ os_context_t *get_interrupt_context_for_thread(struct thread *th)
         [fixnum_value(SymbolValue(FREE_INTERRUPT_CONTEXT_INDEX,th)-1)];
 }
 
+#if defined(LISP_FEATURE_SB_THREAD) && defined(LISP_FEATURE_GCC_TLS)
+extern __thread struct thread *current_thread;
+#endif
+
 /* This is clearly per-arch and possibly even per-OS code, but we can't
  * put it somewhere sensible like x86-linux-os.c because it needs too
  * much stuff like struct thread and all_threads to be defined, which
  * usually aren't by that time.  So, it's here instead.  Sorry */
 
-static inline struct thread *arch_os_get_current_thread() {
+static inline struct thread *arch_os_get_current_thread(void)
+{
 #if defined(LISP_FEATURE_SB_THREAD)
 #if defined(LISP_FEATURE_X86)
     register struct thread *me=0;
@@ -121,8 +131,13 @@ static inline struct thread *arch_os_get_current_thread() {
         sel.rpl = USER_PRIV;
         sel.ti = SEL_LDT;
         __asm__ __volatile__ ("movw %w0, %%fs" : : "r"(sel));
-#elif defined(LISP_FEATURE_FREEBSD) && defined(LISP_FEATURE_RESTORE_TLS_SEGMENT_REGISTER_FROM_TLS)
+#elif defined(LISP_FEATURE_FREEBSD)
+#ifdef LISP_FEATURE_GCC_TLS
+        struct thread *th = current_thread;
+#else
         struct thread *th = pthread_getspecific(specials);
+#endif
+#ifdef LISP_FEATURE_RESTORE_TLS_SEGMENT_REGISTER_FROM_TLS
         unsigned int sel = LSEL(th->tls_cookie, SEL_UPL);
         unsigned int fs = rfs();
 
@@ -130,6 +145,7 @@ static inline struct thread *arch_os_get_current_thread() {
          * causes privilege checking and it takes long time. */
         if (fs != sel)
             load_fs(sel);
+#endif
         return th;
 #endif
         __asm__ __volatile__ ("movl %%fs:%c1,%0" : "=r" (me)
@@ -137,7 +153,11 @@ static inline struct thread *arch_os_get_current_thread() {
     }
     return me;
 #else
+#ifdef LISP_FEATURE_GCC_TLS
+    return current_thread;
+#else
     return pthread_getspecific(specials);
+#endif
 #endif /* x86 */
 #else
      return all_threads;