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4822a2a520
glibc/elf/tls-macros.h
H.J. Lu 4822a2a520 Add x32 support to TLS_LE/TLS_IE/TLS_GD
2012-05-11 14:35:56 -07:00

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/* Macros to support TLS testing in times of missing compiler support. */
#define COMMON_INT_DEF(x) \
asm (".tls_common " #x ",4,4")
/* XXX Until we get compiler support we don't need declarations. */
#define COMMON_INT_DECL(x)
/* XXX This definition will probably be machine specific, too. */
#define VAR_INT_DEF(x) \
asm (".section .tdata\n\t" \
".globl " #x "\n" \
".balign 4\n" \
#x ":\t.long 0\n\t" \
".size " #x ",4\n\t" \
".previous")
/* XXX Until we get compiler support we don't need declarations. */
#define VAR_INT_DECL(x)
#include_next <tls-macros.h>
/* XXX Each architecture must have its own asm for now. */
#ifdef __i386__
# define TLS_LE(x) \
({ int *__l; \
asm ("movl %%gs:0,%0\n\t" \
"subl $" #x "@tpoff,%0" \
: "=r" (__l)); \
__l; })
# ifdef PIC
# define TLS_IE(x) \
({ int *__l; \
asm ("movl %%gs:0,%0\n\t" \
"subl " #x "@gottpoff(%%ebx),%0" \
: "=r" (__l)); \
__l; })
# else
# define TLS_IE(x) \
({ int *__l, __b; \
asm ("call 1f\n\t" \
".subsection 1\n" \
"1:\tmovl (%%esp), %%ebx\n\t" \
"ret\n\t" \
".previous\n\t" \
"addl $_GLOBAL_OFFSET_TABLE_, %%ebx\n\t" \
"movl %%gs:0,%0\n\t" \
"subl " #x "@gottpoff(%%ebx),%0" \
: "=r" (__l), "=&b" (__b)); \
__l; })
# endif
# ifdef PIC
# define TLS_LD(x) \
({ int *__l, __c, __d; \
asm ("leal " #x "@tlsldm(%%ebx),%%eax\n\t" \
"call ___tls_get_addr@plt\n\t" \
"leal " #x "@dtpoff(%%eax), %%eax" \
: "=a" (__l), "=&c" (__c), "=&d" (__d)); \
__l; })
# else
# define TLS_LD(x) \
({ int *__l, __b, __c, __d; \
asm ("call 1f\n\t" \
".subsection 1\n" \
"1:\tmovl (%%esp), %%ebx\n\t" \
"ret\n\t" \
".previous\n\t" \
"addl $_GLOBAL_OFFSET_TABLE_, %%ebx\n\t" \
"leal " #x "@tlsldm(%%ebx),%%eax\n\t" \
"call ___tls_get_addr@plt\n\t" \
"leal " #x "@dtpoff(%%eax), %%eax" \
: "=a" (__l), "=&b" (__b), "=&c" (__c), "=&d" (__d)); \
__l; })
# endif
# ifdef PIC
# define TLS_GD(x) \
({ int *__l, __c, __d; \
asm ("leal " #x "@tlsgd(%%ebx),%%eax\n\t" \
"call ___tls_get_addr@plt\n\t" \
"nop" \
: "=a" (__l), "=&c" (__c), "=&d" (__d)); \
__l; })
# else
# define TLS_GD(x) \
({ int *__l, __b, __c, __d; \
asm ("call 1f\n\t" \
".subsection 1\n" \
"1:\tmovl (%%esp), %%ebx\n\t" \
"ret\n\t" \
".previous\n\t" \
"addl $_GLOBAL_OFFSET_TABLE_, %%ebx\n\t" \
"leal " #x "@tlsgd(%%ebx),%%eax\n\t" \
"call ___tls_get_addr@plt\n\t" \
"nop" \
: "=a" (__l), "=&b" (__b), "=&c" (__c), "=&d" (__d)); \
__l; })
# endif
#elif defined __x86_64__
# 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; })
#elif defined __sh__
# define TLS_LE(x) \
({ int *__l; void *__tp; \
asm ("stc gbr,%1\n\t" \
"mov.l 1f,%0\n\t" \
"bra 2f\n\t" \
" add %1,%0\n\t" \
".align 2\n\t" \
"1: .long " #x "@tpoff\n\t" \
"2:" \
: "=r" (__l), "=r" (__tp)); \
__l; })
# ifdef PIC
# define TLS_IE(x) \
({ int *__l; void *__tp; \
register void *__gp __asm__("r12"); \
asm ("mov.l 1f,r0\n\t" \
"stc gbr,%1\n\t" \
"mov.l @(r0,r12),%0\n\t" \
"bra 2f\n\t" \
" add %1,%0\n\t" \
".align 2\n\t" \
"1: .long " #x "@gottpoff\n\t" \
"2:" \
: "=r" (__l), "=r" (__tp) : "r" (__gp) : "r0"); \
__l; })
# else
# define TLS_IE(x) \
({ int *__l; void *__tp; \
asm ("mov.l r12,@-r15\n\t" \
"mova 0f,r0\n\t" \
"mov.l 0f,r12\n\t" \
"add r0,r12\n\t" \
"mov.l 1f,r0\n\t" \
"stc gbr,%1\n\t" \
"mov.l @(r0,r12),%0\n\t" \
"bra 2f\n\t" \
" add %1,%0\n\t" \
".align 2\n\t" \
"1: .long " #x "@gottpoff\n\t" \
"0: .long _GLOBAL_OFFSET_TABLE_\n\t" \
"2: mov.l @r15+,r12" \
: "=r" (__l), "=r" (__tp) : : "r0"); \
__l; })
#endif
# ifdef PIC
# define TLS_LD(x) \
({ int *__l; \
register void *__gp __asm__("r12"); \
asm ("mov.l 1f,r4\n\t" \
"mova 2f,r0\n\t" \
"mov.l 2f,r1\n\t" \
"add r0,r1\n\t" \
"jsr @r1\n\t" \
" add r12,r4\n\t" \
"bra 4f\n\t" \
" nop\n\t" \
".align 2\n\t" \
"1: .long " #x "@tlsldm\n\t" \
"2: .long __tls_get_addr@plt\n\t" \
"4: mov.l 3f,%0\n\t" \
"bra 5f\n\t" \
" add r0,%0\n\t" \
".align 2\n\t" \
"3: .long " #x "@dtpoff\n\t" \
"5:" \
: "=r" (__l) : "r" (__gp) : "r0", "r1", "r2", "r3", "r4", "r5", \
"r6", "r7", "pr", "t"); \
__l; })
# else
# define TLS_LD(x) \
({ int *__l; \
asm ("mov.l r12,@-r15\n\t" \
"mova 0f,r0\n\t" \
"mov.l 0f,r12\n\t" \
"add r0,r12\n\t" \
"mov.l 1f,r4\n\t" \
"mova 2f,r0\n\t" \
"mov.l 2f,r1\n\t" \
"add r0,r1\n\t" \
"jsr @r1\n\t" \
" add r12,r4\n\t" \
"bra 4f\n\t" \
" nop\n\t" \
".align 2\n\t" \
"1: .long " #x "@tlsldm\n\t" \
"2: .long __tls_get_addr@plt\n\t" \
"0: .long _GLOBAL_OFFSET_TABLE_\n\t" \
"4: mov.l 3f,%0\n\t" \
"bra 5f\n\t" \
" add r0,%0\n\t" \
".align 2\n\t" \
"3: .long " #x "@dtpoff\n\t" \
"5: mov.l @r15+,r12" \
: "=r" (__l) : : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \
"pr", "t"); \
__l; })
#endif
# ifdef PIC
# define TLS_GD(x) \
({ int *__l; \
register void *__gp __asm__("r12"); \
asm ("mov.l 1f,r4\n\t" \
"mova 2f,r0\n\t" \
"mov.l 2f,r1\n\t" \
"add r0,r1\n\t" \
"jsr @r1\n\t" \
" add r12,r4\n\t" \
"bra 3f\n\t" \
" mov r0,%0\n\t" \
".align 2\n\t" \
"1: .long " #x "@tlsgd\n\t" \
"2: .long __tls_get_addr@plt\n\t" \
"3:" \
: "=r" (__l) : "r" (__gp) : "r0", "r1", "r2", "r3", "r4", "r5", \
"r6", "r7", "pr", "t"); \
__l; })
# else
# define TLS_GD(x) \
({ int *__l; \
asm ("mov.l r12,@-r15\n\t" \
"mova 0f,r0\n\t" \
"mov.l 0f,r12\n\t" \
"add r0,r12\n\t" \
"mov.l 1f,r4\n\t" \
"mova 2f,r0\n\t" \
"mov.l 2f,r1\n\t" \
"add r0,r1\n\t" \
"jsr @r1\n\t" \
" add r12,r4\n\t" \
"bra 3f\n\t" \
" mov r0,%0\n\t" \
".align 2\n\t" \
"1: .long " #x "@tlsgd\n\t" \
"2: .long __tls_get_addr@plt\n\t" \
"0: .long _GLOBAL_OFFSET_TABLE_\n\t" \
"3: mov.l @r15+,r12" \
: "=r" (__l) : : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \
"pr", "t"); \
__l; })
#endif
#elif defined __sparc__ && !defined __arch64__
# define TLS_LE(x) \
({ int *__l; \
asm ("sethi %%tle_hix22(" #x "), %0" : "=r" (__l)); \
asm ("xor %1, %%tle_lox10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %%g7, %1, %0" : "=r" (__l) : "r" (__l)); \
__l; })
# ifdef __PIC__
# define TLS_LOAD_PIC \
({ register long pc __asm__ ("%o7"); \
long got; \
asm ("sethi %%hi(_GLOBAL_OFFSET_TABLE_-4), %1\n\t" \
"call .+8\n\t" \
"add %1, %%lo(_GLOBAL_OFFSET_TABLE_+4), %1\n\t" \
"add %1, %0, %1\n\t" \
: "=r" (pc), "=r" (got)); \
got; })
# else
# define TLS_LOAD_PIC \
({ long got; \
asm (".hidden _GLOBAL_OFFSET_TABLE_\n\t" \
"sethi %%hi(_GLOBAL_OFFSET_TABLE_), %0\n\t" \
"or %0, %%lo(_GLOBAL_OFFSET_TABLE_), %0" \
: "=r" (got)); \
got; })
# endif
# define TLS_IE(x) \
({ int *__l; \
asm ("sethi %%tie_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tie_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("ld [%1 + %2], %0, %%tie_ld(" #x ")" \
: "=r" (__l) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("add %%g7, %1, %0, %%tie_add(" #x ")" : "=r" (__l) : "r" (__l)); \
__l; })
# define TLS_LD(x) \
({ int *__l; register void *__o0 asm ("%o0"); \
long __o; \
asm ("sethi %%tldm_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tldm_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %1, %2, %0, %%tldm_add(" #x ")" \
: "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t" \
" nop" \
: "=r" (__o0) : "0" (__o0) \
: "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4", \
"o5", "o7", "cc"); \
asm ("sethi %%tldo_hix22(" #x "), %0" : "=r" (__o)); \
asm ("xor %1, %%tldo_lox10(" #x "), %0" : "=r" (__o) : "r" (__o)); \
asm ("add %1, %2, %0, %%tldo_add(" #x ")" : "=r" (__l) \
: "r" (__o0), "r" (__o)); \
__l; })
# define TLS_GD(x) \
({ int *__l; register void *__o0 asm ("%o0"); \
asm ("sethi %%tgd_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tgd_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %1, %2, %0, %%tgd_add(" #x ")" \
: "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t" \
" nop" \
: "=r" (__o0) : "0" (__o0) \
: "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4", \
"o5", "o7", "cc"); \
__o0; })
#elif defined __sparc__ && defined __arch64__
# define TLS_LE(x) \
({ int *__l; \
asm ("sethi %%tle_hix22(" #x "), %0" : "=r" (__l)); \
asm ("xor %1, %%tle_lox10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %%g7, %1, %0" : "=r" (__l) : "r" (__l)); \
__l; })
# ifdef __PIC__
# define TLS_LOAD_PIC \
({ long pc, got; \
asm ("sethi %%hi(_GLOBAL_OFFSET_TABLE_-4), %1\n\t" \
"rd %%pc, %0\n\t" \
"add %1, %%lo(_GLOBAL_OFFSET_TABLE_+4), %1\n\t" \
"add %1, %0, %1\n\t" \
: "=r" (pc), "=r" (got)); \
got; })
# else
# define TLS_LOAD_PIC \
({ long got; \
asm (".hidden _GLOBAL_OFFSET_TABLE_\n\t" \
"sethi %%hi(_GLOBAL_OFFSET_TABLE_), %0\n\t" \
"or %0, %%lo(_GLOBAL_OFFSET_TABLE_), %0" \
: "=r" (got)); \
got; })
# endif
# define TLS_IE(x) \
({ int *__l; \
asm ("sethi %%tie_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tie_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("ldx [%1 + %2], %0, %%tie_ldx(" #x ")" \
: "=r" (__l) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("add %%g7, %1, %0, %%tie_add(" #x ")" : "=r" (__l) : "r" (__l)); \
__l; })
# define TLS_LD(x) \
({ int *__l; register void *__o0 asm ("%o0"); \
long __o; \
asm ("sethi %%tldm_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tldm_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %1, %2, %0, %%tldm_add(" #x ")" \
: "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t" \
" nop" \
: "=r" (__o0) : "0" (__o0) \
: "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4", \
"o5", "o7", "cc"); \
asm ("sethi %%tldo_hix22(" #x "), %0" : "=r" (__o)); \
asm ("xor %1, %%tldo_lox10(" #x "), %0" : "=r" (__o) : "r" (__o)); \
asm ("add %1, %2, %0, %%tldo_add(" #x ")" : "=r" (__l) \
: "r" (__o0), "r" (__o)); \
__l; })
# define TLS_GD(x) \
({ int *__l; register void *__o0 asm ("%o0"); \
asm ("sethi %%tgd_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tgd_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %1, %2, %0, %%tgd_add(" #x ")" \
: "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t" \
" nop" \
: "=r" (__o0) : "0" (__o0) \
: "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4", \
"o5", "o7", "cc"); \
__o0; })
#elif defined __s390x__
# 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
#elif defined __s390__
# 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
#elif defined __powerpc__
# define __TLS_CALL_CLOBBERS \
"0", "4", "5", "6", "7", "8", "9", "10", "11", "12", \
"lr", "ctr", "cr0", "cr1", "cr5", "cr6", "cr7"
# ifndef __powerpc64__
# include "config.h"
/* PowerPC32 Local Exec TLS access. */
# define TLS_LE(x) \
({ int *__result; \
asm ("addi %0,2," #x "@tprel" \
: "=r" (__result)); \
__result; })
/* PowerPC32 Initial Exec TLS access. */
# ifdef HAVE_ASM_PPC_REL16
# define TLS_IE(x) \
({ int *__result; \
asm ("bcl 20,31,1f\n1:\t" \
"mflr %0\n\t" \
"addis %0,%0,_GLOBAL_OFFSET_TABLE_-1b@ha\n\t" \
"addi %0,%0,_GLOBAL_OFFSET_TABLE_-1b@l\n\t" \
"lwz %0," #x "@got@tprel(%0)\n\t" \
"add %0,%0," #x "@tls" \
: "=b" (__result) : \
: "lr"); \
__result; })
# else
# define TLS_IE(x) \
({ int *__result; \
asm ("bl _GLOBAL_OFFSET_TABLE_@local-4\n\t" \
"mflr %0\n\t" \
"lwz %0," #x "@got@tprel(%0)\n\t" \
"add %0,%0," #x "@tls" \
: "=b" (__result) : \
: "lr"); \
__result; })
# endif
/* PowerPC32 Local Dynamic TLS access. */
# ifdef HAVE_ASM_PPC_REL16
# define TLS_LD(x) \
({ int *__result; \
asm ("bcl 20,31,1f\n1:\t" \
"mflr 3\n\t" \
"addis 3,3,_GLOBAL_OFFSET_TABLE_-1b@ha\n\t" \
"addi 3,3,_GLOBAL_OFFSET_TABLE_-1b@l\n\t" \
"addi 3,3," #x "@got@tlsld\n\t" \
"bl __tls_get_addr@plt\n\t" \
"addi %0,3," #x "@dtprel" \
: "=r" (__result) : \
: "3", __TLS_CALL_CLOBBERS); \
__result; })
# else
# define TLS_LD(x) \
({ int *__result; \
asm ("bl _GLOBAL_OFFSET_TABLE_@local-4\n\t" \
"mflr 3\n\t" \
"addi 3,3," #x "@got@tlsld\n\t" \
"bl __tls_get_addr@plt\n\t" \
"addi %0,3," #x "@dtprel" \
: "=r" (__result) : \
: "3", __TLS_CALL_CLOBBERS); \
__result; })
# endif
/* PowerPC32 General Dynamic TLS access. */
# ifdef HAVE_ASM_PPC_REL16
# define TLS_GD(x) \
({ register int *__result __asm__ ("r3"); \
asm ("bcl 20,31,1f\n1:\t" \
"mflr 3\n\t" \
"addis 3,3,_GLOBAL_OFFSET_TABLE_-1b@ha\n\t" \
"addi 3,3,_GLOBAL_OFFSET_TABLE_-1b@l\n\t" \
"addi 3,3," #x "@got@tlsgd\n\t" \
"bl __tls_get_addr@plt" \
: "=r" (__result) : \
: __TLS_CALL_CLOBBERS); \
__result; })
# else
# define TLS_GD(x) \
({ register int *__result __asm__ ("r3"); \
asm ("bl _GLOBAL_OFFSET_TABLE_@local-4\n\t" \
"mflr 3\n\t" \
"addi 3,3," #x "@got@tlsgd\n\t" \
"bl __tls_get_addr@plt" \
: "=r" (__result) : \
: __TLS_CALL_CLOBBERS); \
__result; })
# endif
# else
/* PowerPC64 Local Exec TLS access. */
# define TLS_LE(x) \
({ int * __result; \
asm ("addis %0,13," #x "@tprel@ha\n\t" \
"addi %0,%0," #x "@tprel@l" \
: "=b" (__result) ); \
__result; \
})
/* PowerPC64 Initial Exec TLS access. */
# define TLS_IE(x) \
({ int * __result; \
asm ("ld %0," #x "@got@tprel(2)\n\t" \
"add %0,%0," #x "@tls" \
: "=r" (__result) ); \
__result; \
})
# ifdef HAVE_ASM_GLOBAL_DOT_NAME
# define __TLS_GET_ADDR ".__tls_get_addr"
# else
# define __TLS_GET_ADDR "__tls_get_addr"
# endif
/* PowerPC64 Local Dynamic TLS access. */
# define TLS_LD(x) \
({ int * __result; \
asm ("addi 3,2," #x "@got@tlsld\n\t" \
"bl " __TLS_GET_ADDR "\n\t" \
"nop \n\t" \
"addis %0,3," #x "@dtprel@ha\n\t" \
"addi %0,%0," #x "@dtprel@l" \
: "=b" (__result) : \
: "3", __TLS_CALL_CLOBBERS); \
__result; \
})
/* PowerPC64 General Dynamic TLS access. */
# define TLS_GD(x) \
({ register int *__result __asm__ ("r3"); \
asm ("addi 3,2," #x "@got@tlsgd\n\t" \
"bl " __TLS_GET_ADDR "\n\t" \
"nop " \
: "=r" (__result) : \
: __TLS_CALL_CLOBBERS); \
__result; \
})
# endif
#elif !defined TLS_LE || !defined TLS_IE \
|| !defined TLS_LD || !defined TLS_GD
# error "No support for this architecture so far."
#endif
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