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| author | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2012-07-31 15:30:38 +0000 |
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| committer | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2012-07-31 15:30:38 +0000 |
| commit | dd3105b347f432016fcdc1abd472c3717f557c9e (patch) | |
| tree | cbaaecdaa1d3ad240177c9040f7f46c1387716ce /libc/sysdeps/s390/s390-32/tls-macros.h | |
| parent | 20f73aac36c2b2c240dcc379d5117488fe44960c (diff) | |
| download | eglibc2-dd3105b347f432016fcdc1abd472c3717f557c9e.tar.gz | |
Merge changes between r19464 and r19920 from /fsf/trunk.
git-svn-id: svn://svn.eglibc.org/trunk@19921 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/sysdeps/s390/s390-32/tls-macros.h')
| -rw-r--r-- | libc/sysdeps/s390/s390-32/tls-macros.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/libc/sysdeps/s390/s390-32/tls-macros.h b/libc/sysdeps/s390/s390-32/tls-macros.h new file mode 100644 index 000000000..8a0ad5863 --- /dev/null +++ b/libc/sysdeps/s390/s390-32/tls-macros.h @@ -0,0 +1,99 @@ +#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 |