From c6481412ff19d5c551aba9330082a19a4a93260f Mon Sep 17 00:00:00 2001
From: Roland McGrath <roland@gnu.org>
Date: Fri, 8 Nov 2002 02:20:41 +0000
Subject: * configure.in (ASM_ALPHA_NG_SYMBOL_PREFIX): Remove test.

	* configure: Regenerated.
	* config.h.in (ASM_ALPHA_NG_SYMBOL_PREFIX): Remove #undef.
	* sysdeps/alpha/dl-machine.h (TRAMPOLINE_TEMPLATE): Use !samegp.
	(RTLD_START): Likewise.  Access _dl_skip_args, _rtld_local, and
	_dl_fini via gp-relative relocations.
	* sysdeps/alpha/fpu/e_sqrt.c: Use !samegp.

	* elf/tls-macros.h: Add alpha versions.
	* sysdeps/alpha/dl-machine.h (elf_machine_rela): Handle TLS relocs.
	* sysdeps/unix/alpha/sysdep.S: Support USE___THREAD.
	* sysdeps/unix/alpha/sysdep.h: Likewise.  Add SYSCALL_ERROR_HANDLER.
	* sysdeps/unix/sysv/linux/alpha/brk.S: Use it.
	* sysdeps/unix/sysv/linux/alpha/clone.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/getitimer.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/getrusage.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/gettimeofday.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/rt_sigaction.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/select.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/setitimer.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/settimeofday.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/sigsuspend.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/syscall.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/utimes.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/wait4.S: Likewise.

	* sysdeps/unix/sysv/linux/alpha/sysdep.h: Re-include protect.
	Kill argument registers across the inline syscall.

	* sysdeps/unix/sysv/linux/alpha/clone.S: Add user_tid and tls args.

	* linuxthreads/sysdeps/alpha/tls.h: New file.
	* sysdeps/alpha/dl-tls.h: New file.
---
 elf/tls-macros.h | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'elf')

diff --git a/elf/tls-macros.h b/elf/tls-macros.h
index e8ed56c996..b57e4ac1d3 100644
--- a/elf/tls-macros.h
+++ b/elf/tls-macros.h
@@ -211,6 +211,33 @@
 			   "r12", "pr", "t");				      \
      __l; })
 
+#elif defined __alpha__
+
+register void *__gp __asm__("$29");
+
+# define TLS_LE(x)							\
+  ({ int *__l;								\
+     asm ("call_pal 158\n\tlda $0," #x "($0)\t\t!tprel" : "=v"(__l));	\
+     __l; })
+
+# define TLS_IE(x)							\
+  ({ char *__tp; unsigned long __o;					\
+     asm ("call_pal 158\n\tldq %1," #x "($gp)\t\t!gottprel"		\
+	  : "=v"(__tp), "=r"(__o) : "r"(__gp));				\
+     (int *)(__tp + __o); })
+
+# define TLS_LD(x)							\
+  ({ extern void *__tls_get_addr(void *); int *__l; void *__i;		\
+     asm ("lda %0," #x "($gp)\t\t!tlsldm" : "=r" (__i) : "r"(__gp));	\
+     __i = __tls_get_addr(__i);						\
+     asm ("lda %0, " #x "(%1)\t\t!dtprel" : "=r"(__l) : "r"(__i));	\
+     __l; })
+	  
+# define TLS_GD(x)							\
+  ({ extern void *__tls_get_addr(void *); void *__i;			\
+     asm ("lda %0," #x "($gp)\t\t!tlsgd" : "=r" (__i) : "r"(__gp));	\
+     (int *) __tls_get_addr(__i); })
+
 #else
 # error "No support for this architecture so far."
 #endif
-- 
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