Module Name: src Committed By: rin Date: Mon May 30 14:18:10 UTC 2022
Modified Files: src/sys/arch/evbppc/conf: std.explora src/sys/lib/libkern/arch/powerpc: Makefile.inc Log Message: Restrict strictly-aligned versions of memcmp(9), memcpy(9), and memmove(9) to 403, instead of all evbppc machines. Introduce strict-align LIBKERN_MD_FLAGS for this purpose. To generate a diff of this commit: cvs rdiff -u -r1.10 -r1.11 src/sys/arch/evbppc/conf/std.explora cvs rdiff -u -r1.33 -r1.34 src/sys/lib/libkern/arch/powerpc/Makefile.inc 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/evbppc/conf/std.explora diff -u src/sys/arch/evbppc/conf/std.explora:1.10 src/sys/arch/evbppc/conf/std.explora:1.11 --- src/sys/arch/evbppc/conf/std.explora:1.10 Mon May 30 14:09:01 2022 +++ src/sys/arch/evbppc/conf/std.explora Mon May 30 14:18:10 2022 @@ -1,4 +1,4 @@ -# $NetBSD: std.explora,v 1.10 2022/05/30 14:09:01 rin Exp $ +# $NetBSD: std.explora,v 1.11 2022/05/30 14:18:10 rin Exp $ # # Standard/required options for NetBSD/explora. @@ -11,6 +11,7 @@ options PPC_IBM403 # IBM 403GCX # 403 does not support unaligned memory access. options PPC_NO_UNALIGNED +makeoptions LIBKERN_MD_FLAGS+="strict-align" options VMSWAP_DEFAULT_PLAINTEXT # do not encrypt swap by # default (slow cpu) Index: src/sys/lib/libkern/arch/powerpc/Makefile.inc diff -u src/sys/lib/libkern/arch/powerpc/Makefile.inc:1.33 src/sys/lib/libkern/arch/powerpc/Makefile.inc:1.34 --- src/sys/lib/libkern/arch/powerpc/Makefile.inc:1.33 Mon Jul 26 12:49:13 2021 +++ src/sys/lib/libkern/arch/powerpc/Makefile.inc Mon May 30 14:18:10 2022 @@ -1,4 +1,4 @@ -# $NetBSD: Makefile.inc,v 1.33 2021/07/26 12:49:13 rin Exp $ +# $NetBSD: Makefile.inc,v 1.34 2022/05/30 14:18:10 rin Exp $ SRCS+= bswap16.c bswap32.c SRCS+= htonl.c htons.c ntohl.c ntohs.c @@ -7,9 +7,8 @@ SRCS+= syncicache.c SRCS+= ffs.S memset.S strlen.S SRCS+= gprsavrest.S -# XXX +.if !empty(LIBKERN_MD_FLAGS:M*strict-align*) # Disable asm versions that use unaligned memory access and thus break 403. -.if ${MACHINE} == "evbppc" . for name in memcmp memcpy memmove . for suffix in o po pico go d ${name}.${suffix}: ${name}.c