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Code Issues Releases Activity

riscv: Ensure that BSS is 8-byte aligned

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This makes clearing it (from locore.S) work without misaligned accesses
(which can trap to machine mode, and be slow).

Reviewed by:	br
Sponsored by:	Axiado
Differential Revision:	https://reviews.freebsd.org/D21538
This commit is contained in:
Kristof Provost 2019-09-09 15:57:24 +00:00
parent c57596e1ae
commit 62ea153efd
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=352071
1 changed files with 1 additions and 1 deletions
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2
sys/conf/ldscript.riscv
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@ -99,7 +99,7 @@ SECTIONS
/* Ensure __bss_start is associated with the next section in case orphan
sections are placed directly after .sdata, as has been seen to happen with
LLD. */
. = .;
. = ALIGN(8);
__bss_start = .;
.sbss : { *(.sbss) *(.scommon) }
.bss :