svn commit: r337868 - head/stand

[Warner Losh]

which mips builds? My automated mips and mips64 builds just work...

Warner

On Wed, Aug 15, 2018 at 3:22 PM, Kyle Evans <kevans at freebsd.org> wrote:

> On Wed, Aug 15, 2018 at 3:31 PM, Warner Losh <imp at freebsd.org> wrote:
> > Author: imp
> > Date: Wed Aug 15 20:31:11 2018
> > New Revision: 337868
> > URL: https://svnweb.freebsd.org/changeset/base/337868
> >
> > Log:
> >   stand: Use -Oz/-Os for all loader/stand builds.
> >
> >   While we're not super size constrained, the x86 BIOS /boot/loader has
> >   to be less than about 520k-530k to be reliable. The LUA loader is at
> >   this size today. -Oz saves 15-20% on the size, keeping us safely small
> >   enough (comparable to where we were with the 4th loader). This will
> >   also help with sjg's work on bringing in bearssl, though we may again
> >   be looking for space in the LUA loader.
> >
> >   Size table for clang 6.0.0:
> >         default         -O1             -Os             -Oz
> >   4th   442368          417792          389120          376832
> >   lua   524288          479232          446464          430080
> >
> >   Tested by: kevans91@ (ubldr on armv7), dhw@ (loader on amdy64)
> >   Differential Revision: https://reviews.freebsd.org/D16724
> >
>
> This seems to have frustrated the MIPS build:
>
> --- ubldr ---
> /usr/obj/usr/src/mips.mips/stand/libsa/libsa.a(ufs.o): In function
> `block_map':
> /usr/src/stand/libsa/ufs.c:277: undefined reference to `__ashldi3'
> /usr/src/stand/libsa/ufs.c:277: relocation truncated to fit: R_MIPS_26
> against `__ashldi3'
> /usr/obj/usr/src/mips.mips/stand/libsa/libsa.a(ufs.o): In function
> `buf_read_file':
> /usr/src/stand/libsa/ufs.c:402: undefined reference to `__ashrdi3'
> /usr/src/stand/libsa/ufs.c:402: relocation truncated to fit: R_MIPS_26
> against `__ashrdi3'
> /usr/src/stand/libsa/ufs.c:403: undefined reference to `__ashldi3'
> /usr/src/stand/libsa/ufs.c:403: relocation truncated to fit: R_MIPS_26
> against `__ashldi3'
> /usr/src/stand/libsa/ufs.c:418: undefined reference to `__ashldi3'
> /usr/src/stand/libsa/ufs.c:418: relocation truncated to fit: R_MIPS_26
> against `__ashldi3'
> /usr/obj/usr/src/mips.mips/stand/libsa/libsa.a(ufs.o): In function
> `buf_write_file':
> /usr/src/stand/libsa/ufs.c:327: undefined reference to `__ashrdi3'
> /usr/src/stand/libsa/ufs.c:327: relocation truncated to fit: R_MIPS_26
> against `__ashrdi3'
> /usr/src/stand/libsa/ufs.c:328: undefined reference to `__ashldi3'
> /usr/src/stand/libsa/ufs.c:328: relocation truncated to fit: R_MIPS_26
> against `__ashldi3'
> /usr/src/stand/libsa/ufs.c:358: undefined reference to `__ashldi3'
> /usr/src/stand/libsa/ufs.c:358: relocation truncated to fit: R_MIPS_26
> against `__ashldi3'
> /usr/src/stand/libsa/ufs.c:377: undefined reference to `__ashldi3'
> /usr/src/stand/libsa/ufs.c:377: relocation truncated to fit: R_MIPS_26
> against `__ashldi3'
> /usr/obj/usr/src/mips.mips/stand/libsa/libsa.a(ufs.o): In function
> `read_inode':
> /usr/src/stand/libsa/ufs.c:166: undefined reference to `__ashldi3'
> /usr/src/stand/libsa/ufs.c:166: relocation truncated to fit: R_MIPS_26
> against `__ashldi3'
> /usr/src/stand/libsa/ufs.c:166: undefined reference to `__ashldi3'
> /usr/src/stand/libsa/ufs.c:166: relocation truncated to fit: R_MIPS_26
> against `__ashldi3'
> /usr/obj/usr/src/mips.mips/stand/libsa/libsa.a(ufs.o):/
> usr/src/stand/libsa/ufs.c:638:
> more undefined references to `__ashldi3' follow
> /usr/obj/usr/src/mips.mips/stand/libsa/libsa.a(ufs.o): In function
> `ufs_open':
> /usr/src/stand/libsa/ufs.c:638: additional relocation overflows
> omitted from the output
>