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https://github.com/brain-hackers/u-boot-brain
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e682ba399a
This reduces the build time by ~10%. Here's the gth2_config example.
BEFORE AFTER
real 0m31.441s 0m27.833s
user 0m24.766s 0m23.045s
sys 0m10.425s 0m7.468s
Signed-off-by: Shinya Kuribayashi <skuribay@ruby.dti.ne.jp>
40 lines
1.2 KiB
Makefile
40 lines
1.2 KiB
Makefile
#
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# (C) Copyright 2003
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# Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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v=$(shell $(AS) --version |grep "GNU assembler" |cut -d. -f2)
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MIPSFLAGS:=$(shell \
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if [ "$v" -lt "14" ]; then \
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echo "-mcpu=4kc"; \
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else \
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echo "-march=4kc -mtune=4kc"; \
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fi)
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ifneq (,$(findstring 4KCle,$(CROSS_COMPILE)))
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ENDIANNESS = -EL
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else
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ENDIANNESS = -EB
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endif
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MIPSFLAGS += $(ENDIANNESS)
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PLATFORM_CPPFLAGS += $(MIPSFLAGS)
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