144  *   where TP points to start of TCB followed by aligned TLS segment.
145  *   Both TCB and TLS must be aligned to alignment of TLS section. The TCB[0]
147  *   Note: for Local Exec TLS Model, the offsets from TP (TCB in this case) to
151  *   where TP points (with bias) to TLS and TCB immediately precedes TLS without
152  *   any alignment gap[4]. Only TLS should be aligned.  The TCB[0] points to DTV
169  *     TCB as argument.
178 get_tls_block_ptr(void *tcb, size_t tcbsize)  in get_tls_block_ptr()  argument
193 	return ((char *)tcb - pre_size - extra_size);  in get_tls_block_ptr()
202 __libc_free_tls(void *tcb, size_t tcbsize, size_t tcbalign __unused)  in __libc_free_tls()  argument
207 	tls = (Elf_Addr **)tcb;  in __libc_free_tls()
210 	libc_free_aligned(get_tls_block_ptr(tcb, tcbsize));  in __libc_free_tls()
221  * | pre gap  | extended TCB |     TCB      | post gap  |    TLS segment   |
227  *  post_size is used to adjust TCB to TLS alignment for first version of TLS
229  *  pre_size  is used to adjust TCB alignment for first version and to adjust
236 	Elf_Addr *dtv, **tcb;  in __libc_allocate_tls()  local
265 	tcb = (Elf_Addr **)(tls_block + pre_size + extra_size);  in __libc_allocate_tls()
266 	tls = (char *)tcb + TLS_TCB_SIZE + post_size;  in __libc_allocate_tls()
274 		dtv = tcb[0];  in __libc_allocate_tls()
283 		tcb[0] = dtv;  in __libc_allocate_tls()
292 	return (tcb);  in __libc_allocate_tls()
303 __libc_free_tls(void *tcb, size_t tcbsize __unused, size_t tcbalign)  in __libc_free_tls()  argument
316 	dtv = ((Elf_Addr**)tcb)[1];  in __libc_free_tls()
317 	tlsend = (Elf_Addr) tcb;  in __libc_free_tls()
396 __libc_free_tls(void *tcb __unused, size_t tcbsize __unused,  in __libc_free_tls()