c671a7cf5c
- Don't overwrite [TARGET|HOST]_[CC|CXX] with the [CC|CXX]_WRAPPER prefix, so that we can disable the wrapper per module. - Disable ccache on a module when FDO is enabled. Bug: 22612634 Change-Id: Ibc04a4742d589955066c7eceb43a0da9a2b893bc
57 lines
2.1 KiB
Makefile
57 lines
2.1 KiB
Makefile
#
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# Copyright (C) 2015 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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ifneq ($(USE_CCACHE),)
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# The default check uses size and modification time, causing false misses
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# since the mtime depends when the repo was checked out
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export CCACHE_COMPILERCHECK := content
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# See man page, optimizations to get more cache hits
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# implies that __DATE__ and __TIME__ are not critical for functionality.
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# Ignore include file modification time since it will depend on when
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# the repo was checked out
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export CCACHE_SLOPPINESS := time_macros,include_file_mtime,file_macro
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# Turn all preprocessor absolute paths into relative paths.
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# Fixes absolute paths in preprocessed source due to use of -g.
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# We don't really use system headers much so the rootdir is
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# fine; ensures these paths are relative for all Android trees
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# on a workstation.
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export CCACHE_BASEDIR := /
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# Workaround for ccache with clang.
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# See http://petereisentraut.blogspot.com/2011/09/ccache-and-clang-part-2.html
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export CCACHE_CPP2 := true
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CCACHE_HOST_TAG := $(HOST_PREBUILT_TAG)
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# If we are cross-compiling Windows binaries on Linux
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# then use the linux ccache binary instead.
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ifeq ($(HOST_OS)-$(BUILD_OS),windows-linux)
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CCACHE_HOST_TAG := linux-$(HOST_PREBUILT_ARCH)
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endif
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ccache := prebuilts/misc/$(CCACHE_HOST_TAG)/ccache/ccache
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# Check that the executable is here.
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ccache := $(strip $(wildcard $(ccache)))
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ifdef ccache
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ifndef CC_WRAPPER
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CC_WRAPPER := $(ccache)
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endif
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ifndef CXX_WRAPPER
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CXX_WRAPPER := $(ccache)
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endif
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ccache =
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endif
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endif
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