2017-04-10 11:32:00 +00:00
|
|
|
# This option enables LTO for stage2 and stage3 in slim mode
|
2014-09-12 22:14:23 +00:00
|
|
|
|
2017-04-10 11:32:00 +00:00
|
|
|
STAGE2_CFLAGS += -flto=jobserver -frandom-seed=1
|
|
|
|
STAGE3_CFLAGS += -flto=jobserver -frandom-seed=1
|
2018-12-28 15:25:28 +00:00
|
|
|
STAGEprofile_CFLAGS += -flto=jobserver -frandom-seed=1
|
|
|
|
STAGEtrain_CFLAGS += -flto=jobserver -frandom-seed=1
|
|
|
|
STAGEfeedback_CFLAGS += -flto=jobserver -frandom-seed=1
|
2017-04-10 11:32:00 +00:00
|
|
|
|
|
|
|
# assumes the host supports the linker plugin
|
|
|
|
LTO_AR = $$r/$(HOST_SUBDIR)/prev-gcc/gcc-ar$(exeext) -B$$r/$(HOST_SUBDIR)/prev-gcc/
|
|
|
|
LTO_RANLIB = $$r/$(HOST_SUBDIR)/prev-gcc/gcc-ranlib$(exeext) -B$$r/$(HOST_SUBDIR)/prev-gcc/
|
|
|
|
|
|
|
|
LTO_EXPORTS = AR="$(LTO_AR)"; export AR; \
|
|
|
|
RANLIB="$(LTO_RANLIB)"; export RANLIB;
|
|
|
|
LTO_FLAGS_TO_PASS = AR="$(LTO_AR)" RANLIB="$(LTO_RANLIB)"
|
2018-12-28 15:25:28 +00:00
|
|
|
|
|
|
|
do-compare = $(SHELL) $(srcdir)/contrib/compare-lto $$f1 $$f2
|
2022-10-27 18:45:45 +00:00
|
|
|
extra-compare = gcc/lto1$(exeext)
|