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authorJoseph Myers <joseph@codesourcery.com>2012-07-17 11:30:58 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-07-17 11:30:58 +0000
commitcfc82fd8ac7f910f19b02feed84b68c2e3a3d927 (patch)
tree9977bd58e47d74b8d44bedd3459c47855e4ad890 /sysdeps/s390/s390-64
parent07cbfc23683827c1b92d0bc62b15a77a48b09a17 (diff)
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Split tls-macros.h into sysdeps directories.
Diffstat (limited to 'sysdeps/s390/s390-64')
-rw-r--r--sysdeps/s390/s390-64/tls-macros.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/sysdeps/s390/s390-64/tls-macros.h b/sysdeps/s390/s390-64/tls-macros.h
new file mode 100644
index 0000000000..be8aa6cde0
--- /dev/null
+++ b/sysdeps/s390/s390-64/tls-macros.h
@@ -0,0 +1,87 @@
+#define TLS_LE(x) \
+  ({ unsigned long __offset;						      \
+     asm ("bras %0,1f\n"						      \
+	  "0:\t.quad " #x "@ntpoff\n"					      \
+	  "1:\tlg %0,0(%0)"						      \
+	  : "=a" (__offset) : : "cc" );					      \
+     (int *) (__builtin_thread_pointer() + __offset); })
+
+#ifdef PIC
+# define TLS_IE(x) \
+  ({ unsigned long __offset;						      \
+     asm ("bras %0,1f\n"						      \
+	  "0:\t.quad " #x "@gotntpoff\n"				      \
+	  "1:\tlg %0,0(%0)\n\t"						      \
+	  "lg %0,0(%0,%%r12):tls_load:" #x				      \
+	  : "=&a" (__offset) : : "cc" );				      \
+     (int *) (__builtin_thread_pointer() + __offset); })
+#else
+# define TLS_IE(x) \
+  ({ unsigned long  __offset;						      \
+     asm ("bras %0,1f\n"						      \
+	  "0:\t.quad " #x "@indntpoff\n"				      \
+	  "1:\t lg %0,0(%0)\n\t"					      \
+	  "lg %0,0(%0):tls_load:" #x					      \
+	  : "=&a" (__offset) : : "cc" );				      \
+     (int *) (__builtin_thread_pointer() + __offset); })
+#endif
+
+#ifdef PIC
+# define TLS_LD(x) \
+  ({ unsigned long __offset, __save12;					      \
+     asm ("bras %0,1f\n"						      \
+	  "0:\t.quad " #x "@tlsldm\n\t"					      \
+	  ".quad " #x "@dtpoff\n"					      \
+	  "1:\tlgr %1,%%r12\n\t"					      \
+	  "larl %%r12,_GLOBAL_OFFSET_TABLE_\n\t"			      \
+	  "lg %%r2,0(%0)\n\t"						      \
+	  "brasl %%r14,__tls_get_offset@plt:tls_ldcall:" #x "\n\t"	      \
+	  "lg %0,8(%0)\n\t"						      \
+	  "algr %0,%%r2\n\t"						      \
+	  "lgr %%r12,%1"						      \
+	  : "=&a" (__offset), "=&a" (__save12)				      \
+	  : : "cc", "0", "1", "2", "3", "4", "5", "14" );		      \
+     (int *) (__builtin_thread_pointer() + __offset); })
+#else
+# define TLS_LD(x) \
+  ({ unsigned long __offset;						      \
+     asm ("bras %0,1f\n"						      \
+	  "0:\t.quad " #x "@tlsldm\n\t"					      \
+	  ".quad " #x "@dtpoff\n"					      \
+	  "1:\tlarl %%r12,_GLOBAL_OFFSET_TABLE_\n\t"			      \
+	  "lg %%r2,0(%0)\n\t"						      \
+	  "brasl %%r14,__tls_get_offset@plt:tls_ldcall:" #x "\n\t"	      \
+	  "lg %0,8(%0)\n\t"						      \
+	  "algr %0,%%r2"						      \
+	  : "=&a" (__offset)						      \
+	  : : "cc", "0", "1", "2", "3", "4", "5", "12", "14" );		      \
+     (int *) (__builtin_thread_pointer() + __offset); })
+#endif
+
+#ifdef PIC
+# define TLS_GD(x) \
+  ({ unsigned long __offset, __save12;					      \
+     asm ("bras %0,1f\n"						      \
+	  "0:\t.quad " #x "@tlsgd\n"					      \
+	  "1:\tlgr %1,%%r12\n\t"					      \
+	  "larl %%r12,_GLOBAL_OFFSET_TABLE_\n\t"			      \
+	  "lg %%r2,0(%0)\n\t"						      \
+	  "brasl %%r14,__tls_get_offset@plt:tls_gdcall:" #x "\n\t"	      \
+	  "lgr %0,%%r2\n\t"						      \
+	  "lgr %%r12,%1"						      \
+	  : "=&a" (__offset), "=&a" (__save12)				      \
+	  : : "cc", "0", "1", "2", "3", "4", "5", "14" );		      \
+     (int *) (__builtin_thread_pointer() + __offset); })
+#else
+# define TLS_GD(x) \
+  ({ unsigned long __offset;						      \
+     asm ("bras %0,1f\n"						      \
+	  "0:\t.quad " #x "@tlsgd\n"					      \
+	  "1:\tlarl %%r12,_GLOBAL_OFFSET_TABLE_\n\t"			      \
+	  "lg %%r2,0(%0)\n\t"						      \
+	  "brasl %%r14,__tls_get_offset@plt:tls_gdcall:" #x "\n\t"	      \
+	  "lgr %0,%%r2"							      \
+	  : "=&a" (__offset)						      \
+	  : : "cc", "0", "1", "2", "3", "4", "5", "12", "14" );		      \
+     (int *) (__builtin_thread_pointer() + __offset); })
+#endif