Author: luporl Date: Wed Feb 13 18:28:53 2019 New Revision: 344109 URL: https://svnweb.freebsd.org/changeset/base/344109
Log: silence cast-align warnings from clang on powerpc64 silence the following warning when compiling libthr with clang 8 for powerpc64 architecture: usr/src/lib/libthr/arch/powerpc/include/pthread_md.h:82:10: error: cast from 'uint8_t *' (aka 'unsigned char *') to 'struct tcb *' increases required alignment from 1 to 8 [-Werror,-Wcast-align] 82: return ((struct tcb *)(_tp - TP_OFFSET)); Submitted by: alfredo.junior_eldorado.org.br Reviewed by: git_bdragon.rtk0.net, emaste, kib, jhibbits, luporl Differential Revision: https://reviews.freebsd.org/D18807 Modified: head/lib/libthr/arch/powerpc/include/pthread_md.h Modified: head/lib/libthr/arch/powerpc/include/pthread_md.h ============================================================================== --- head/lib/libthr/arch/powerpc/include/pthread_md.h Wed Feb 13 17:50:01 2019 (r344108) +++ head/lib/libthr/arch/powerpc/include/pthread_md.h Wed Feb 13 18:28:53 2019 (r344109) @@ -72,14 +72,15 @@ _tcb_set(struct tcb *tcb) static __inline struct tcb * _tcb_get(void) { - register uint8_t *_tp; + register struct tcb *tcb; + #ifdef __powerpc64__ - __asm __volatile("mr %0,13" : "=r"(_tp)); + __asm __volatile("addi %0,13,%1" : "=r"(tcb) : "i"(-TP_OFFSET)); #else - __asm __volatile("mr %0,2" : "=r"(_tp)); + __asm __volatile("addi %0,2,%1" : "=r"(tcb) : "i"(-TP_OFFSET)); #endif - return ((struct tcb *)(_tp - TP_OFFSET)); + return (tcb); } static __inline struct pthread * _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
