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doc: clarify gem5 build configuration

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Change-Id: I53d0931e28fa70438a3b8c3ccb289730f0485e94
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Horst Schirmeier
2015-08-06 14:37:18 +02:00
parent d2f99b909f
commit 6ae7c6becc
1 changed files with 7 additions and 3 deletions
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doc/how-to-build.txt
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@ -222,9 +222,10 @@ For the first time (incl. selecting an experiment):
$ cmake .. $ cmake ..
4. Modify the generated configuration according to your needs using 4. Modify the generated configuration according to your needs using
$ ccmake . $ ccmake .
At least, you should set an experiment and turn on the following At least, you should set an experiment and turn on the configuration flags
flags: BUILD_GEM5 = BUILD_ARM = ON. Additionally, all config BUILD_GEM5 and BUILD_ARM. Additionally, all config options specific for
options specific for other simulator should be turned OFF. other back-ends and architectures should be turned OFF, especially
BUILD_BOCHS and BUILD_X86.
5. Typing 5. Typing
$ make (or nice make -jN) $ make (or nice make -jN)
will start the build process of Fail* and gem5. This automatically will start the build process of Fail* and gem5. This automatically
@ -239,6 +240,9 @@ For the first time (incl. selecting an experiment):
(e.g. a release build, i.e. using "gem5.fast" instead of "gem5.debug") (e.g. a release build, i.e. using "gem5.fast" instead of "gem5.debug")
can be changed in the aforementioned gem5.cmake file. can be changed in the aforementioned gem5.cmake file.
NOTE: gem5 currently does not compile with the newer clang-based daily builds
of AspectC++ (ac++). You may need to use the ac++ 1.2 release instead.
After changes to Fail*/gem5 code (incl. aspect headers): After changes to Fail*/gem5 code (incl. aspect headers):
------------------------------------------------------------ ------------------------------------------------------------
1. Clean the current build by typing 1. Clean the current build by typing