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89 lines
2.6 KiB
C
89 lines
2.6 KiB
C
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/* Macros to support TLS testing in times of missing compiler support. */
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#if _MIPS_SIM != _ABI64
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/* These versions are for o32 and n32. */
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# define TLS_GD(x) \
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({ void *__result; \
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extern void *__tls_get_addr (void *); \
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asm ("addiu %0, $28, %%tlsgd(" #x ")" \
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: "=r" (__result)); \
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(int *)__tls_get_addr (__result); })
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#else
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# define TLS_GD(x) \
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({ void *__result; \
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extern void *__tls_get_addr (void *); \
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asm ("daddiu %0, $28, %%tlsgd(" #x ")" \
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: "=r" (__result)); \
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(int *)__tls_get_addr (__result); })
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#endif
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#if _MIPS_SIM != _ABI64
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# define TLS_LD(x) \
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({ void *__result; \
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extern void *__tls_get_addr (void *); \
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asm ("addiu %0, $28, %%tlsldm(" #x ")" \
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: "=r" (__result)); \
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__result = __tls_get_addr (__result); \
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asm ("lui $3,%%dtprel_hi(" #x ")\n\t" \
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"addiu $3,$3,%%dtprel_lo(" #x ")\n\t" \
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"addu %0,%0,$3" \
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: "+r" (__result) : : "$3"); \
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__result; })
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# define TLS_IE(x) \
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({ void *__result; \
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asm (".set push\n\t.set mips32r2\n\t" \
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"rdhwr\t%0,$29\n\t.set pop" \
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: "=v" (__result)); \
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asm ("lw $3,%%gottprel(" #x ")($28)\n\t" \
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"addu %0,%0,$3" \
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: "+r" (__result) : : "$3"); \
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__result; })
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# define TLS_LE(x) \
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({ void *__result; \
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asm (".set push\n\t.set mips32r2\n\t" \
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"rdhwr\t%0,$29\n\t.set pop" \
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: "=v" (__result)); \
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asm ("lui $3,%%tprel_hi(" #x ")\n\t" \
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"addiu $3,$3,%%tprel_lo(" #x ")\n\t" \
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"addu %0,%0,$3" \
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: "+r" (__result) : : "$3"); \
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__result; })
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#else
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/* These versions are for n64. */
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# define TLS_LD(x) \
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({ void *__result; \
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extern void *__tls_get_addr (void *); \
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asm ("daddiu %0, $28, %%tlsldm(" #x ")" \
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: "=r" (__result)); \
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__result = __tls_get_addr (__result); \
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asm ("lui $3,%%dtprel_hi(" #x ")\n\t" \
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"daddiu $3,$3,%%dtprel_lo(" #x ")\n\t" \
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"daddu %0,%0,$3" \
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: "+r" (__result) : : "$3"); \
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__result; })
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# define TLS_IE(x) \
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({ void *__result; \
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asm (".set push\n\t.set mips32r2\n\t" \
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"rdhwr\t%0,$29\n\t.set pop" \
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: "=v" (__result)); \
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asm ("ld $3,%%gottprel(" #x ")($28)\n\t" \
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"daddu %0,%0,$3" \
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: "+r" (__result) : : "$3"); \
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__result; })
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# define TLS_LE(x) \
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({ void *__result; \
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asm (".set push\n\t.set mips32r2\n\t" \
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"rdhwr\t%0,$29\n\t.set pop" \
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: "=v" (__result)); \
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asm ("lui $3,%%tprel_hi(" #x ")\n\t" \
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"daddiu $3,$3,%%tprel_lo(" #x ")\n\t" \
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"daddu %0,%0,$3" \
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: "+r" (__result) : : "$3"); \
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__result; })
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#endif
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