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build(bl31): sort sections by alignment by default

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This change forces LD to sort all input sections by alignment when
allocating them within an output section. This is done in some places
explicitly in the linker scripts today, but this makes sure we don't
miss any easy targets.

Change-Id: Iadcd38a66a7a9f4b2af3adbc0487a15091486b17
Signed-off-by: Chris Kay <chris.kay@arm.com>
This commit is contained in:
Chris Kay 2023-01-26 18:31:52 +00:00
parent cff0d54160
commit ffe7bae021
1 changed files with 6 additions and 0 deletions

6
bl31/bl31.mk
View file

@ -159,6 +159,12 @@ endif
BL31_DEFAULT_LINKER_SCRIPT_SOURCE := bl31/bl31.ld.S
ifneq ($(findstring gcc,$(notdir $(LD))),)
BL31_LDFLAGS += -Wl,--sort-section=alignment
else ifneq ($(findstring ld,$(notdir $(LD))),)
BL31_LDFLAGS += --sort-section=alignment
endif
# Flag used to indicate if Crash reporting via console should be included
# in BL31. This defaults to being present in DEBUG builds only
ifndef CRASH_REPORTING