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| author | Joseph Myers <joseph@codesourcery.com> | 2012-07-17 11:30:58 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-07-17 11:30:58 +0000 |
| commit | cfc82fd8ac7f910f19b02feed84b68c2e3a3d927 (patch) | |
| tree | 9977bd58e47d74b8d44bedd3459c47855e4ad890 /sysdeps/s390/s390-64/tls-macros.h | |
| parent | 07cbfc23683827c1b92d0bc62b15a77a48b09a17 (diff) | |
| download | glibc-cfc82fd8ac7f910f19b02feed84b68c2e3a3d927.tar.gz | |
Split tls-macros.h into sysdeps directories.
Diffstat (limited to 'sysdeps/s390/s390-64/tls-macros.h')
| -rw-r--r-- | sysdeps/s390/s390-64/tls-macros.h | 87 |
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 |