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79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
#ifdef __thumb2__
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#define ARM_PC_OFFSET "4"
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#else
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#define ARM_PC_OFFSET "8"
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#endif
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#define TLS_LE(x) \
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({ int *__result; \
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void *tp = __builtin_thread_pointer (); \
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asm ("ldr %0, 1f; " \
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"add %0, %1, %0; " \
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"b 2f; " \
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".align 2; " \
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"1: .word " #x "(tpoff); " \
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"2: " \
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: "=&r" (__result) : "r" (tp)); \
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__result; })
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#ifdef __thumb2__
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#define TLS_IE(x) \
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({ int *__result; \
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void *tp = __builtin_thread_pointer (); \
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asm ("ldr %0, 1f; " \
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"3: add %0, pc, %0;" \
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"ldr %0, [%0];" \
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"add %0, %1, %0; " \
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"b 2f; " \
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".align 2; " \
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"1: .word " #x "(gottpoff) + (. - 3b - 4); " \
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"2: " \
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: "=&r" (__result) : "r" (tp)); \
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__result; })
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#else
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#define TLS_IE(x) \
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({ int *__result; \
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void *tp = __builtin_thread_pointer (); \
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asm ("ldr %0, 1f; " \
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"3: ldr %0, [pc, %0];" \
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"add %0, %1, %0; " \
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"b 2f; " \
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".align 2; " \
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"1: .word " #x "(gottpoff) + (. - 3b - 8); " \
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"2: " \
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: "=&r" (__result) : "r" (tp)); \
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__result; })
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#endif
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#define TLS_LD(x) \
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({ char *__result; \
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int __offset; \
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extern void *__tls_get_addr (void *); \
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asm ("ldr %0, 2f; " \
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"1: add %0, pc, %0; " \
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"b 3f; " \
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".align 2; " \
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"2: .word " #x "(tlsldm) + (. - 1b - "ARM_PC_OFFSET"); " \
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"3: " \
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: "=r" (__result)); \
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__result = (char *)__tls_get_addr (__result); \
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asm ("ldr %0, 1f; " \
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"b 2f; " \
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".align 2; " \
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"1: .word " #x "(tlsldo); " \
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"2: " \
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: "=r" (__offset)); \
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(int *) (__result + __offset); })
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#define TLS_GD(x) \
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({ int *__result; \
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extern void *__tls_get_addr (void *); \
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asm ("ldr %0, 2f; " \
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"1: add %0, pc, %0; " \
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"b 3f; " \
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".align 2; " \
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"2: .word " #x "(tlsgd) + (. - 1b - "ARM_PC_OFFSET"); " \
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"3: " \
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: "=r" (__result)); \
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(int *)__tls_get_addr (__result); })
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