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authorAndreas Jaeger <aj@suse.de>2005-03-28 09:26:46 +0000
committerAndreas Jaeger <aj@suse.de>2005-03-28 09:26:46 +0000
commitf850220be60d259b62f1f5c5d8b568c105c4ecf2 (patch)
treea339b223ea2c0ef1be9c757a1c90adf0dd795a63 /sysdeps/mips/tls-macros.h
parentabc85e9fea35a8e2eedfc9796c8d81ae5364bcf7 (diff)
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Update.
	* sysdeps/mips/atomicity.h: Remove unused file.
	* sysdeps/mips/dl-machine.h (elf_machine_rel): Add TLS relocations.
	* sysdeps/mips/dl-tls.h: New file.
	* sysdeps/mips/libc-tls.c: New file.
	* sysdeps/mips/tls-macros.h: New file.
	* sysdeps/mips/bits/atomic.h: New file.
	* sysdeps/mips/bits/setjmp.h: Protect against multiple inclusion.
	* sysdeps/mips/elf/configure.in: New file.
	* sysdeps/mips/elf/configure: Generated.
	* sysdeps/mips/sys/asm.h: New file.
	* sysdeps/unix/sysv/linux/mips/vfork.S: New file.
	* sysdeps/unix/sysv/linux/mips/clone.S: Add NPTL and five-argument
	clone support.
	* sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
	(INTERNAL_SYSCALL_NCS): New.
	(INTERNAL_SYSCALL): Update for non-constant support.
	(internal_syscall0): Likewise.
	(internal_syscall1): Likewise.
	(internal_syscall2): Likewise.
	(internal_syscall3): Likewise.
	(internal_syscall4): Likewise.
	(internal_syscall5): Likewise.
	(internal_syscall6): Likewise.
	(internal_syscall7): Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/siginfo.h (SIGEV_THREAD):
	Update to match the kernel.
	(SIGEV_CALLBACK): Likewise.
	(SIGEV_THREAD_ID): Likewise.

2005-03-28  Daniel Jacobowitz  <dan@codesourcery.com>
Diffstat (limited to 'sysdeps/mips/tls-macros.h')
-rw-r--r--sysdeps/mips/tls-macros.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/sysdeps/mips/tls-macros.h b/sysdeps/mips/tls-macros.h
new file mode 100644
index 0000000000..2d0516b3e4
--- /dev/null
+++ b/sysdeps/mips/tls-macros.h
@@ -0,0 +1,88 @@
+/* Macros to support TLS testing in times of missing compiler support.  */
+
+#if _MIPS_SIM != _ABI64
+
+/* These versions are for o32 and n32.  */
+
+# define TLS_GD(x)					\
+  ({ void *__result;					\
+     extern void *__tls_get_addr (void *);		\
+     asm ("addiu %0, $28, %%tlsgd(" #x ")"		\
+	  : "=r" (__result));				\
+     (int *)__tls_get_addr (__result); })
+#else
+# define TLS_GD(x)					\
+  ({ void *__result;					\
+     extern void *__tls_get_addr (void *);		\
+     asm ("daddiu %0, $28, %%tlsgd(" #x ")"		\
+	  : "=r" (__result));				\
+     (int *)__tls_get_addr (__result); })
+#endif
+
+#if _MIPS_SIM != _ABI64
+# define TLS_LD(x)					\
+  ({ void *__result;					\
+     extern void *__tls_get_addr (void *);		\
+     asm ("addiu %0, $28, %%tlsldm(" #x ")"		\
+	  : "=r" (__result));				\
+     __result = __tls_get_addr (__result);		\
+     asm ("lui $3,%%dtprel_hi(" #x ")\n\t"		\
+	  "addiu $3,$3,%%dtprel_lo(" #x ")\n\t"		\
+	  "addu %0,%0,$3"				\
+	  : "+r" (__result) : : "$3");			\
+     __result; })
+# define TLS_IE(x)					\
+  ({ void *__result;					\
+     asm (".set push\n\t.set mips32r2\n\t"		\
+	  "rdhwr\t%0,$29\n\t.set pop"			\
+	  : "=v" (__result));				\
+     asm ("lw $3,%%gottprel(" #x ")($28)\n\t"		\
+	  "addu %0,%0,$3"				\
+	  : "+r" (__result) : : "$3");			\
+     __result; })
+# define TLS_LE(x)					\
+  ({ void *__result;					\
+     asm (".set push\n\t.set mips32r2\n\t"		\
+	  "rdhwr\t%0,$29\n\t.set pop"			\
+	  : "=v" (__result));				\
+     asm ("lui $3,%%tprel_hi(" #x ")\n\t"		\
+	  "addiu $3,$3,%%tprel_lo(" #x ")\n\t"		\
+	  "addu %0,%0,$3"				\
+	  : "+r" (__result) : : "$3");			\
+     __result; })
+
+#else
+
+/* These versions are for n64.  */
+
+# define TLS_LD(x)					\
+  ({ void *__result;					\
+     extern void *__tls_get_addr (void *);		\
+     asm ("daddiu %0, $28, %%tlsldm(" #x ")"		\
+	  : "=r" (__result));				\
+     __result = __tls_get_addr (__result);		\
+     asm ("lui $3,%%dtprel_hi(" #x ")\n\t"		\
+	  "daddiu $3,$3,%%dtprel_lo(" #x ")\n\t"	\
+	  "daddu %0,%0,$3"				\
+	  : "+r" (__result) : : "$3");			\
+     __result; })
+# define TLS_IE(x)					\
+  ({ void *__result;					\
+     asm (".set push\n\t.set mips32r2\n\t"		\
+	  "rdhwr\t%0,$29\n\t.set pop"			\
+	  : "=v" (__result));				\
+     asm ("ld $3,%%gottprel(" #x ")($28)\n\t"		\
+	  "daddu %0,%0,$3"				\
+	  : "+r" (__result) : : "$3");			\
+     __result; })
+# define TLS_LE(x)					\
+  ({ void *__result;					\
+     asm (".set push\n\t.set mips32r2\n\t"		\
+	  "rdhwr\t%0,$29\n\t.set pop"			\
+	  : "=v" (__result));				\
+     asm ("lui $3,%%tprel_hi(" #x ")\n\t"		\
+	  "daddiu $3,$3,%%tprel_lo(" #x ")\n\t"		\
+	  "daddu %0,%0,$3"				\
+	  : "+r" (__result) : : "$3");			\
+     __result; })
+#endif