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authorWaldemar Brodkorb <wbx@uclibc-ng.org>2016-07-25 19:13:20 +0200
committerWaldemar Brodkorb <wbx@uclibc-ng.org>2016-07-31 12:49:30 +0200
commit5478c44ceb136a4dc7166bd287684cdbef6ca9ce (patch)
treed62ed9d4190419f75ed3397cff76510b6b190f6b /test/tls/tls-macros-x86_64.h
parent345181fb9a36ad18c0a40ccb74bff9ee4d03819b (diff)
test: reorganize tls macros in separate architecture files
To be more consistent separate all TLS macros in separate files and remove obsolete macros for not supported architectures. Reviewed-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'test/tls/tls-macros-x86_64.h')
-rw-r--r--test/tls/tls-macros-x86_64.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/test/tls/tls-macros-x86_64.h b/test/tls/tls-macros-x86_64.h
new file mode 100644
index 000000000..b8a8b71f4
--- /dev/null
+++ b/test/tls/tls-macros-x86_64.h
@@ -0,0 +1,40 @@
+#define TLS_LE(x) \
+ ({ int *__l; \
+ __asm__ ("mov %%fs:0,%0\n\t" \
+ "lea " #x "@tpoff(%0), %0" \
+ : "=r" (__l)); \
+ __l; })
+
+#define TLS_IE(x) \
+ ({ int *__l; \
+ __asm__ ("mov %%fs:0,%0\n\t" \
+ "add " #x "@gottpoff(%%rip),%0" \
+ : "=r" (__l)); \
+ __l; })
+
+#define TLS_LD(x) \
+ ({ int *__l, __c, __d; \
+ __asm__ ("leaq " #x "@tlsld(%%rip),%%rdi\n\t" \
+ "call __tls_get_addr@plt\n\t" \
+ "leaq " #x "@dtpoff(%%rax), %%rax" \
+ : "=a" (__l), "=&c" (__c), "=&d" (__d) \
+ : : "rdi", "rsi", "r8", "r9", "r10", "r11"); \
+ __l; })
+
+#ifdef __ILP32__
+# define TLS_GD_PREFIX
+#else
+# define TLS_GD_PREFIX ".byte 0x66\n\t"
+#endif
+
+#define TLS_GD(x) \
+ ({ int *__l, __c, __d; \
+ __asm__ (TLS_GD_PREFIX \
+ "leaq " #x "@tlsgd(%%rip),%%rdi\n\t" \
+ ".word 0x6666\n\t" \
+ "rex64\n\t" \
+ "call __tls_get_addr@plt" \
+ : "=a" (__l), "=&c" (__c), "=&d" (__d) \
+ : : "rdi", "rsi", "r8", "r9", "r10", "r11"); \
+ __l; })
+