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cb1bf2f321
using the actual mcontext_t definition rather than an overlaid pointer array both improves correctness/readability and eliminates some ugly hacks for archs with 64-bit registers bit 32-bit program counter. also fix UB due to comparison of pointers not in a common array object.
12 lines
285 B
C
12 lines
285 B
C
static inline struct pthread *__pthread_self()
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{
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char *self;
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__asm__ __volatile__ ("stc gbr,%0" : "=r" (self) );
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return (struct pthread *) (self + 8 - sizeof(struct pthread));
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}
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#define TLS_ABOVE_TP
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#define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread) - 8)
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#define MC_PC sc_pc
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