Module Name: src Committed By: nakayama Date: Fri Apr 5 12:15:41 UTC 2019
Modified Files: src/sys/arch/sparc64/include: psl.h Log Message: Put "memory" to asm inline reading privilege registers for clang to prevent it from being removed by excessive optimization. To generate a diff of this commit: cvs rdiff -u -r1.58 -r1.59 src/sys/arch/sparc64/include/psl.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/arch/sparc64/include/psl.h diff -u src/sys/arch/sparc64/include/psl.h:1.58 src/sys/arch/sparc64/include/psl.h:1.59 --- src/sys/arch/sparc64/include/psl.h:1.58 Fri Feb 8 20:09:24 2019 +++ src/sys/arch/sparc64/include/psl.h Fri Apr 5 12:15:41 2019 @@ -1,4 +1,4 @@ -/* $NetBSD: psl.h,v 1.58 2019/02/08 20:09:24 palle Exp $ */ +/* $NetBSD: psl.h,v 1.59 2019/04/05 12:15:41 nakayama Exp $ */ /* * Copyright (c) 1992, 1993 @@ -292,8 +292,9 @@ * Put "memory" to asm inline on sun4v to avoid issuing rdpr %ver * before checking cputyp as a result of code moving by compiler * optimization. + * For clang, to prevent it from being removed by optimization. */ -#ifdef SUN4V +#if defined(SUN4V) || defined(__clang__) #define constasm_clobbers "memory" #else #define constasm_clobbers