glibc/sysdeps/s390/s390-32/tls-macros.h
2012-07-17 11:30:58 +00:00

100 lines
3.6 KiB
C

#define TLS_LE(x) \
({ unsigned long __offset; \
asm ("bras %0,1f\n" \
"0:\t.long " #x "@ntpoff\n" \
"1:\tl %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.long " #x "@gotntpoff\n" \
"1:\tl %0,0(%0)\n\t" \
"l %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.long " #x "@indntpoff\n" \
"1:\t l %0,0(%0)\n\t" \
"l %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.long _GLOBAL_OFFSET_TABLE_-0b\n\t" \
".long __tls_get_offset@plt-0b\n\t" \
".long " #x "@tlsldm\n\t" \
".long " #x "@dtpoff\n" \
"1:\tlr %1,%%r12\n\t" \
"l %%r12,0(%0)\n\t" \
"la %%r12,0(%%r12,%0)\n\t" \
"l %%r1,4(%0)\n\t" \
"l %%r2,8(%0)\n\t" \
"bas %%r14,0(%%r1,%0):tls_ldcall:" #x "\n\t" \
"l %0,12(%0)\n\t" \
"alr %0,%%r2\n\t" \
"lr %%r12,%1" \
: "=&a" (__offset), "=&a" (__save12) \
: : "cc", "0", "1", "2", "3", "4", "5" ); \
(int *) (__builtin_thread_pointer() + __offset); })
#else
# define TLS_LD(x) \
({ unsigned long __offset; \
asm ("bras %0,1f\n" \
"0:\t.long _GLOBAL_OFFSET_TABLE_\n\t" \
".long __tls_get_offset@plt\n\t" \
".long " #x "@tlsldm\n\t" \
".long " #x "@dtpoff\n" \
"1:\tl %%r12,0(%0)\n\t" \
"l %%r1,4(%0)\n\t" \
"l %%r2,8(%0)\n\t" \
"bas %%r14,0(%%r1):tls_ldcall:" #x "\n\t" \
"l %0,12(%0)\n\t" \
"alr %0,%%r2" \
: "=&a" (__offset) : : "cc", "0", "1", "2", "3", "4", "5", "12" ); \
(int *) (__builtin_thread_pointer() + __offset); })
#endif
#ifdef PIC
# define TLS_GD(x) \
({ unsigned long __offset, __save12; \
asm ("bras %0,1f\n" \
"0:\t.long _GLOBAL_OFFSET_TABLE_-0b\n\t" \
".long __tls_get_offset@plt-0b\n\t" \
".long " #x "@tlsgd\n" \
"1:\tlr %1,%%r12\n\t" \
"l %%r12,0(%0)\n\t" \
"la %%r12,0(%%r12,%0)\n\t" \
"l %%r1,4(%0)\n\t" \
"l %%r2,8(%0)\n\t" \
"bas %%r14,0(%%r1,%0):tls_gdcall:" #x "\n\t" \
"lr %0,%%r2\n\t" \
"lr %%r12,%1" \
: "=&a" (__offset), "=&a" (__save12) \
: : "cc", "0", "1", "2", "3", "4", "5" ); \
(int *) (__builtin_thread_pointer() + __offset); })
#else
# define TLS_GD(x) \
({ unsigned long __offset; \
asm ("bras %0,1f\n" \
"0:\t.long _GLOBAL_OFFSET_TABLE_\n\t" \
".long __tls_get_offset@plt\n\t" \
".long " #x "@tlsgd\n" \
"1:\tl %%r12,0(%0)\n\t" \
"l %%r1,4(%0)\n\t" \
"l %%r2,8(%0)\n\t" \
"bas %%r14,0(%%r1):tls_gdcall:" #x "\n\t" \
"lr %0,%%r2" \
: "=&a" (__offset) : : "cc", "0", "1", "2", "3", "4", "5", "12" ); \
(int *) (__builtin_thread_pointer() + __offset); })
#endif