svn commit: r337868 - head/stand

[Kyle Evans]

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