[LLVMdev] llvm-test / parallel runs

Chris Lattner sabre at nondot.org
Thu May 10 09:48:00 PDT 2007

On Thu, 10 May 2007, Dietmar Ebner wrote:
> is there a simple way to run multiple benchmarks in parallel without
> breaking the reporting scripts? currently there's an explicit -j1 in
> Makefile.programs - i guess with purpose.

That -j1 serializes multiple tests within a directory.  I routinely test 
with -j4 and get a major speedup over -j1 when running multiple 
directories of tests.


> we're simulating our target architecture and parallel builds/runs on
> multicore machines would drastically decrease the required simulation
> time.



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