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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 0000000..2d0516b
--- /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