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Avoid running Chisel in parallel in the same directory 

It looks like Chisel fails when I try to run it in parallel.  This adds a lock
file to ensure that only a single Chisel instance is running at a time when
running the regressions.
This commit is contained in:
Palmer Dabbelt 2016-01-30 20:56:36 -08:00
parent 00465b15c3
commit e18759642f
1 changed files with 2 additions and 2 deletions
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4
regression/Makefile
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@ -73,12 +73,12 @@ stamps/tools.stamp: stamps/submodules.stamp
# Builds the various simulators
stamps/$(CONFIG)/%-ndebug.stamp: stamps/submodules.stamp stamps/tools.stamp
mkdir -p $(dir $@)
$(MAKE) -C $(abspath $(TOP))/$(patsubst stamps/$(CONFIG)/%-ndebug.stamp,%,$@) CONFIG=$(CONFIG) RISCV=$(abspath $(RISCV))
+flock -x $(dir $@)/chisel-lock $(MAKE) -C $(abspath $(TOP))/$(patsubst stamps/$(CONFIG)/%-ndebug.stamp,%,$@) CONFIG=$(CONFIG) RISCV=$(abspath $(RISCV))
touch $@
stamps/$(CONFIG)/%-debug.stamp: stamps/submodules.stamp stamps/tools.stamp
mkdir -p $(dir $@)
$(MAKE) -C $(abspath $(TOP))/$(patsubst stamps/$(CONFIG)/%-debug.stamp,%,$@) CONFIG=$(CONFIG) RISCV=$(abspath $(RISCV)) debug
+flock -x $(dir $@)/chisel-lock $(MAKE) -C $(abspath $(TOP))/$(patsubst stamps/$(CONFIG)/%-debug.stamp,%,$@) CONFIG=$(CONFIG) RISCV=$(abspath $(RISCV)) debug
touch $@
# Runs tests on one of the simulators