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author | Fangrui Song <maskray@google.com> | 2021-08-18 09:15:20 -0700 |
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committer | Fangrui Song <maskray@google.com> | 2021-08-18 09:15:20 -0700 |
commit | 710ba420fd417a4a82e0ad2e998e5f3b972cb503 (patch) | |
tree | d29323d05fb2596578e2cc017f5982d6a43afec4 /sysdeps/mips | |
parent | b37b75d269883a2c553bb7019a813094eb4e2dd1 (diff) | |
download | glibc-710ba420fd417a4a82e0ad2e998e5f3b972cb503.zip glibc-710ba420fd417a4a82e0ad2e998e5f3b972cb503.tar.gz glibc-710ba420fd417a4a82e0ad2e998e5f3b972cb503.tar.bz2 |
Remove sysdeps/*/tls-macros.h
They provide TLS_GD/TLS_LD/TLS_IE/TLS_IE macros for TLS testing. Now
that we have migrated to __thread and tls_model attributes, these macros
are unused and the tls-macros.h files can retire.
Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
Diffstat (limited to 'sysdeps/mips')
-rw-r--r-- | sysdeps/mips/tls-macros.h | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/sysdeps/mips/tls-macros.h b/sysdeps/mips/tls-macros.h deleted file mode 100644 index a6fdfbc..0000000 --- a/sysdeps/mips/tls-macros.h +++ /dev/null @@ -1,130 +0,0 @@ -/* Macros to support TLS testing in times of missing compiler support. */ - -#include <sys/cdefs.h> -#include <sys/asm.h> -#include <sysdep.h> - -#define __STRING2(X) __STRING(X) -#define ADDU __STRING2(PTR_ADDU) -#define ADDIU __STRING2(PTR_ADDIU) -#define LW __STRING2(PTR_L) - -/* Load the GOT pointer, which may not be in $28 in a non-PIC - (abicalls pic0) function. */ -#ifndef __PIC__ -# if _MIPS_SIM != _ABI64 -# ifndef __mips16 -# define LOAD_GP "move %[tmp], $28\n\tla $28, __gnu_local_gp\n\t" -# else -# define LOAD_GP \ - "li %[tmp], %%hi(__gnu_local_gp)\n\t" \ - "sll %[tmp], 16\n\t" \ - "addiu %[tmp], %%lo(__gnu_local_gp)\n\t" -# endif -# else -# define LOAD_GP "move %[tmp], $28\n\tdla $28, __gnu_local_gp\n\t" -# endif -# define UNLOAD_GP "\n\tmove $28, %[tmp]" -#else -/* MIPS16 (re)creates the GP value using PC-relative instructions. */ -# ifdef __mips16 -# define LOAD_GP \ - "li %[tmp], %%hi(_gp_disp)\n\t" \ - "addiu %0, $pc, %%lo(_gp_disp)\n\t" \ - "sll %[tmp], 16\n\t" \ - "addu %[tmp], %0\n\t" -# else -# define LOAD_GP -# endif -# define UNLOAD_GP -#endif - -# if __mips_isa_rev >= 2 -# define TLS_RDHWR "rdhwr\t%0,$29" -# else -# define TLS_RDHWR \ - ".set push\n\t.set mips32r2\n\t" \ - "rdhwr\t%0,$29\n\t.set pop" -#endif - -#ifndef __mips16 -# define TLS_GD(x) \ - ({ void *__result, *__tmp; \ - extern void *__tls_get_addr (void *); \ - asm (LOAD_GP ADDIU " %0, $28, %%tlsgd(" #x ")" \ - UNLOAD_GP \ - : "=r" (__result), [tmp] "=&r" (__tmp)); \ - (int *)__tls_get_addr (__result); }) -# define TLS_LD(x) \ - ({ void *__result, *__tmp; \ - extern void *__tls_get_addr (void *); \ - asm (LOAD_GP ADDIU " %0, $28, %%tlsldm(" #x ")" \ - UNLOAD_GP \ - : "=r" (__result), [tmp] "=&r" (__tmp)); \ - __result = __tls_get_addr (__result); \ - asm ("lui $3,%%dtprel_hi(" #x ")\n\t" \ - "addiu $3,$3,%%dtprel_lo(" #x ")\n\t" \ - ADDU " %0,%0,$3" \ - : "+r" (__result) : : "$3"); \ - __result; }) -# define TLS_IE(x) \ - ({ void *__result, *__tmp; \ - asm (TLS_RDHWR \ - : "=v" (__result)); \ - asm (LOAD_GP LW " $3,%%gottprel(" #x ")($28)\n\t" \ - ADDU " %0,%0,$3" \ - UNLOAD_GP \ - : "+r" (__result), [tmp] "=&r" (__tmp) \ - : : "$3"); \ - __result; }) -# define TLS_LE(x) \ - ({ void *__result; \ - asm (TLS_RDHWR \ - : "=v" (__result)); \ - asm ("lui $3,%%tprel_hi(" #x ")\n\t" \ - "addiu $3,$3,%%tprel_lo(" #x ")\n\t" \ - ADDU " %0,%0,$3" \ - : "+r" (__result) : : "$3"); \ - __result; }) - -#else /* __mips16 */ -/* MIPS16 version. */ -# define TLS_GD(x) \ - ({ void *__result, *__tmp; \ - extern void *__tls_get_addr (void *); \ - asm (LOAD_GP ADDIU " %1, %%tlsgd(" #x ")" \ - "\n\tmove %0, %1" \ - : "=d" (__result), [tmp] "=&d" (__tmp)); \ - (int *) __tls_get_addr (__result); }) -# define TLS_LD(x) \ - ({ void *__result, *__tmp; \ - extern void *__tls_get_addr (void *); \ - asm (LOAD_GP ADDIU " %1, %%tlsldm(" #x ")" \ - "\n\tmove %0, %1" \ - : "=d" (__result), [tmp] "=&d" (__tmp)); \ - __result = __tls_get_addr (__result); \ - asm ("li $3,%%dtprel_hi(" #x ")\n\t" \ - "sll $3,16\n\t" \ - "addiu $3,%%dtprel_lo(" #x ")\n\t" \ - ADDU " %0,%0,$3" \ - : "+d" (__result) : : "$3"); \ - __result; }) -# define TLS_IE(x) \ - ({ void *__result, *__tmp, *__tp; \ - __tp = __builtin_thread_pointer (); \ - asm (LOAD_GP LW " $3,%%gottprel(" #x ")(%1)\n\t" \ - ADDU " %0,%[tp],$3" \ - : "=&d" (__result), [tmp] "=&d" (__tmp) \ - : [tp] "d" (__tp) : "$3"); \ - __result; }) -# define TLS_LE(x) \ - ({ void *__result, *__tp; \ - __tp = __builtin_thread_pointer (); \ - asm ("li $3,%%tprel_hi(" #x ")\n\t" \ - "sll $3,16\n\t" \ - "addiu $3,%%tprel_lo(" #x ")\n\t" \ - ADDU " %0,%[tp],$3" \ - : "=d" (__result) : [tp] "d" (__tp) : "$3"); \ - __result; }) - -#endif /* __mips16 */ |