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On 11/29/2016 10:51 AM, Steve Ellcey wrote:
+#define TLS_IE(x) \
+ ({ register unsigned long __result asm ("x0"); \
+ register unsigned long __t; \
+ asm ("mrs %1, tpidr_el0; " \
+ "adrp %0, :gottprel:" #x "; " \
+ "ldr w0, [%0, #:gottprel_lo12:" #x "]; " \
+ "add %0, %0, %1" \
+ : "=r" (__result), "=r" (__t)); \
+ (int *) (__result); })
+#endif
Why are you forcing x0 for __result? You can use %w0 for the ldr destination instead. (I actually didn't see the asm register specification at first and thought this was a bug.)
r~
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