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115 lines
2.8 KiB
C
115 lines
2.8 KiB
C
/* TLS Access Macros for HP PARISC Linux */
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/* HPPA Local Exec TLS access. */
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#define TLS_LE(x) \
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({ int * __result; \
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unsigned long __tmp; \
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asm ( \
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" mfctl %%cr27, %1\n" \
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" addil LR'" #x "-$tls_leoff$, %1\n" \
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" ldo RR'" #x "-$tls_leoff$(%%r1), %0\n" \
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: "=r" (__result), "=r" (__tmp) \
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: \
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: "r1" ); \
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__result; \
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})
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/* HPPA Initial Exec TLS access. */
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#ifdef PIC
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# define TLS_IE(x) \
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({ int * __result; \
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unsigned long __tmp, __tmp2; \
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asm ( \
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" mfctl %%cr27, %1\n" \
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" addil LT'" #x "-$tls_ieoff$, %%r19\n" \
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" ldw RT'" #x "-$tls_ieoff$(%%r1), %2\n" \
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" add %1, %2, %0\n" \
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: "=r" (__result), "=r" (__tmp), "=r" (__tmp2) \
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: \
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: "r1" ); \
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__result; \
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})
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#else
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# define TLS_IE(x) \
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({ int * __result; \
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unsigned long __tmp, __tmp2; \
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asm ( \
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" mfctl %%cr27, %1\n" \
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" addil LR'" #x "-$tls_ieoff$, %%r27\n" \
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" ldw RR'" #x "-$tls_ieoff$(%%r1), %2\n" \
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" add %1, %2, %0\n" \
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: "=r" (__result), "=r" (__tmp), "=r" (__tmp2) \
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: \
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: "r1" ); \
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__result; \
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})
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#endif
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#ifdef PIC
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/* HPPA Local Dynamic TLS access. */
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# define TLS_LD(x) \
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({ int * __result; \
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asm ( \
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" copy %%r19, %%r4\n" \
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" addil LT'" #x "-$tls_ldidx$, %%r19\n" \
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" bl __tls_get_addr, %%r2\n" \
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" ldo RT'" #x "-$tls_ldidx$(%%r1), %%r26\n" \
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" addil LR'" #x "-$tls_dtpoff$, %%r28\n" \
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" ldo RR'" #x "-$tls_dtpoff$(%%r1), %0\n" \
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" copy %%r4, %%r19\n" \
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: "=r" (__result) \
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: \
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: "r1", "r2", "r4", "r20", "r21", "r22", "r23", "r24", \
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"r25", "r26", "r28", "r29", "r31" ); \
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__result; \
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})
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#else
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# define TLS_LD(x) \
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({ int * __result; \
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asm ( \
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" addil LR'" #x "-$tls_ldidx$, %%r27\n" \
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" bl __tls_get_addr, %%r2\n" \
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" ldo RR'" #x "-$tls_ldidx$(%%r1), %%r26\n" \
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" addil LR'" #x "-$tls_dtpoff$, %%r28\n" \
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" ldo RR'" #x "-$tls_dtpoff$(%%r1), %0\n" \
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: "=r" (__result) \
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: \
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: "r1", "r2", "r20", "r21", "r22", "r23", "r24", \
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"r25", "r26", "r28", "r29", "r31" ); \
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__result; \
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})
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#endif
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/* HPPA General Dynamic TLS access. */
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#ifdef PIC
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# define TLS_GD(x) \
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({ int * __result; \
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asm ( \
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" copy %%r19, %%r4\n" \
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" addil LT'" #x "-$tls_gdidx$, %%r19\n" \
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" bl __tls_get_addr, %%r2\n" \
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" ldo RT'" #x "-$tls_gdidx$(%%r1), %%r26\n" \
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" copy %%r28, %0\n" \
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" copy %%r4, %%r19\n" \
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: "=r" (__result) \
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: \
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: "r1", "r2", "r4", "r20", "r21", "r22", "r23", "r24", \
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"r25", "r26", "r28", "r29", "r31" ); \
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__result; \
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})
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#else
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# define TLS_GD(x) \
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({ int * __result; \
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asm ( \
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" addil LR'" #x "-$tls_gdidx$, %%r27\n" \
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" bl __tls_get_addr, %%r2\n" \
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" ldo RR'" #x "-$tls_gdidx$(%%r1), %%r26\n" \
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" copy %%r28, %0\n" \
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: "=r" (__result) \
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: \
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: "r1", "r2", "r20", "r21", "r22", "r23", "r24", \
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"r25", "r26", "r28", "r29", "r31" ); \
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__result; \
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})
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#endif
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