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authorRoland McGrath <roland@gnu.org>2003-02-25 23:27:06 +0000
committerRoland McGrath <roland@gnu.org>2003-02-25 23:27:06 +0000
commitfec417190420a427bec2340853f42051da251b65 (patch)
tree2a346cb4f4a9d498de755502484a3b4937df79ec /elf/tls-macros.h
parent3c2a3b41063d5f18d45cbc3039c8faf6ef813175 (diff)
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2003-02-25 Steven Munroe <sjmunroe@us.ibm.com>
* elf/elf.h: Add new R_PPC64_* relocs for TLS. * elf/tls-macros.h [__powerpc64__] (TLS_LE, TLS_IE, TLS_LD, TLS_GD): Define. * sysdeps/powerpc/powerpc64/elf/configure.in: New file. * sysdeps/powerpc/powerpc64/elf/configure: New file (generated). * sysdeps/powerpc/elf/libc-start.c (__libc_start_main): Do DL_SYSDEP_OSCHECK here, matching 2002-12-01 change to generic file.
Diffstat (limited to 'elf/tls-macros.h')
-rw-r--r--elf/tls-macros.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/elf/tls-macros.h b/elf/tls-macros.h
index 81736c9..a1ae536 100644
--- a/elf/tls-macros.h
+++ b/elf/tls-macros.h
@@ -623,6 +623,58 @@ register void *__gp __asm__("$29");
(int *) (__builtin_thread_pointer() + __offset); })
# endif
+#elif defined __powerpc__ && defined __powerpc64__
+
+/* PowerPC64 Local Exec TLS access. */
+# define TLS_LE(x) \
+ ({ int * __result; \
+ asm ( \
+ " addis %0,13," #x "@tprel@ha\n" \
+ " addi %0,%0," #x "@tprel@l\n" \
+ : "=b" (__result) ); \
+ __result; \
+ })
+/* PowerPC64 Initial Exec TLS access. */
+# define TLS_IE(x) \
+ ({ int * __result; \
+ asm ( \
+ " ld %0," #x "@got@tprel(2)\n" \
+ " add %0,%0," #x "@tls\n" \
+ : "=b" (__result) ); \
+ __result; \
+ })
+/* PowerPC64 Local Dynamic TLS access. */
+# define TLS_LD(x) \
+ ({ int * __result; \
+ asm ( \
+ " addi 3,2," #x "@got@tlsld\n" \
+ " bl .__tls_get_addr\n" \
+ " nop \n" \
+ " addis %0,3," #x "@dtprel@ha\n" \
+ " addi %0,%0," #x "@dtprel@l\n" \
+ : "=b" (__result) : \
+ : "0", "3", "4", "5", "6", "7", \
+ "8", "9", "10", "11", "12", \
+ "lr", "ctr", \
+ "cr0", "cr1", "cr5", "cr6", "cr7"); \
+ __result; \
+ })
+/* PowerPC64 General Dynamic TLS access. */
+# define TLS_GD(x) \
+ ({ int * __result; \
+ asm ( \
+ " addi 3,2," #x "@got@tlsgd\n" \
+ " bl .__tls_get_addr\n" \
+ " nop \n" \
+ " mr %0,3\n" \
+ : "=b" (__result) : \
+ : "0", "3", "4", "5", "6", "7", \
+ "8", "9", "10", "11", "12", \
+ "lr", "ctr", \
+ "cr0", "cr1", "cr5", "cr6", "cr7"); \
+ __result; \
+ })
+
#else
# error "No support for this architecture so far."
#endif