add support for TLS variant I, presently needed for arm and mips

[musl] / arch / arm / pthread_arch.h

diff --git a/arch/arm/pthread_arch.h b/arch/arm/pthread_arch.h
index c6b9736..43a1c01 100644 (file)
--- a/arch/arm/pthread_arch.h
+++ b/arch/arm/pthread_arch.h
@@ -1,7 +1,9 @@
-static inline struct pthread *__pthread_self()
-{
-       return ((void *(*)(void))0xffff0fe0)();
-}
+typedef char *(*__ptr_func_t)(void) __attribute__((const));
+
+#define __pthread_self() \
+       ((pthread_t)(((__ptr_func_t)0xffff0fe0)()+8-sizeof(struct pthread)))
+
+#define TLS_ABOVE_TP
+#define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread) - 8)
 
-#define CANCEL_REG_SP 16
 #define CANCEL_REG_IP 18