#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 ("movq %%fs:0,%0\n\t" \
- "leaq " #x "@tpoff(%0), %0" \
- : "=r" (__l)); \
- __l; })
-
-# define TLS_IE(x) \
- ({ int *__l; \
- asm ("movq %%fs:0,%0\n\t" \
- "addq " #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; })
-
-# define TLS_GD(x) \
- ({ int *__l, __c, __d; \
- asm (".byte 0x66\n\t" \
- "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; })
-
-# define TLS_IE(x) \
- ({ int *__l; void *__tp; \
- asm ("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:" \
- : "=r" (__l), "=r" (__tp) : : "r0", "r12"); \
- __l; })
-
-# define TLS_LD(x) \
- ({ int *__l; \
- asm ("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:" \
- : "=r" (__l) : : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \
- "r12", "pr", "t"); \
- __l; })
-
-# define TLS_GD(x) \
- ({ int *__l; \
- asm ("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:" \
- : "=r" (__l) : : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \
- "r12", "pr", "t"); \
- __l; })
-
-#else
+#if !defined TLS_LE || !defined TLS_IE \
+ || !defined TLS_LD || !defined TLS_GD
# error "No support for this architecture so far."
#endif
projects / platform / upstream / glibc.git / blobdiff