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authorMarek BehĂșn <marek.behun@nic.cz>2021-05-20 13:24:07 +0200
committerTom Rini <trini@konsulko.com>2021-05-24 14:21:30 -0400
commit94bb891e8efdd2ffbce77e78faf8c1d707d43355 (patch)
tree06e29ace488ff17e09a3a993eabf49145a98c578
parentd1f81fd01598071ca9f8263dff43ac8860532f2b (diff)
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sandbox: make LTO available
Make LTO available for sandbox architecture. Signed-off-by: Marek BehĂșn <marek.behun@nic.cz> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
-rw-r--r--arch/Kconfig1
-rw-r--r--arch/sandbox/config.mk4
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index 6c4b81a..c5c03d4 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -101,6 +101,7 @@ config RISCV
config SANDBOX
bool "Sandbox"
+ select ARCH_SUPPORTS_LTO
select BOARD_LATE_INIT
select BZIP2
select CMD_POWEROFF
diff --git a/arch/sandbox/config.mk b/arch/sandbox/config.mk
index 2149771..1f8cb61 100644
--- a/arch/sandbox/config.mk
+++ b/arch/sandbox/config.mk
@@ -17,16 +17,20 @@ PLATFORM_CPPFLAGS += $(shell $(SDL_CONFIG) --cflags)
endif
cmd_u-boot__ = $(CC) -o $@ -Wl,-T u-boot.lds $(u-boot-init) \
+ $(LTO_FINAL_LDFLAGS) \
-Wl,--whole-archive \
$(u-boot-main) \
+ $(u-boot-keep-syms-lto) \
-Wl,--no-whole-archive \
$(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map
cmd_u-boot-spl = (cd $(obj) && $(CC) -o $(SPL_BIN) -Wl,-T u-boot-spl.lds \
+ $(LTO_FINAL_LDFLAGS) \
$(patsubst $(obj)/%,%,$(u-boot-spl-init)) \
-Wl,--whole-archive \
$(patsubst $(obj)/%,%,$(u-boot-spl-main)) \
$(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) \
+ $(patsubst $(obj)/%,%,$(u-boot-spl-keep-syms-lto)) \
-Wl,--no-whole-archive \
$(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot-spl.map -Wl,--gc-sections)