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Build to tmp file so nextpnr errors don't confuse make

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nextpnr will leave an output file around even when it errors out, so
build to a tmp file and move it when we succeed so we don't confuse
make.

Signed-off-by: Michael Neuling <mikey@neuling.org>
This commit is contained in:
Michael Neuling
2020-06-22 13:09:09 +10:00
parent 3e0ac8c94c
commit 3f6d48f2fc
1 changed files with 2 additions and 1 deletions
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3
Makefile
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@@ -187,7 +187,8 @@ microwatt-verilator: microwatt.v verilator/microwatt-verilator.cpp verilator/uar
@cp -f obj_dir/microwatt-verilator microwatt-verilator
microwatt_out.config: microwatt.json $(LPF)
$(NEXTPNR) --json $< --lpf $(LPF) --textcfg $@ $(NEXTPNR_FLAGS) --package $(PACKAGE)
$(NEXTPNR) --json $< --lpf $(LPF) --textcfg $@.tmp $(NEXTPNR_FLAGS) --package $(PACKAGE)
mv -f $@.tmp $@
microwatt.bit: microwatt_out.config
$(ECPPACK) --svf microwatt.svf $< $@