[llvm] r325487 - [llvm-opt-fuzzer] Add another pack of passes for continuous fuzzing

[Kostya Serebryany via llvm-commits]

These are very nice!
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6573

On Mon, Feb 19, 2018 at 3:57 AM, Igor Laevsky via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> Author: igor.laevsky
> Date: Mon Feb 19 03:57:07 2018
> New Revision: 325487
>
> URL: http://llvm.org/viewvc/llvm-project?rev=325487&view=rev
> Log:
> [llvm-opt-fuzzer] Add another pack of passes for continuous fuzzing
>
> Differential Revision: https://reviews.llvm.org/D43384
>
>
> Modified:
>     llvm/trunk/lib/FuzzMutate/FuzzerCLI.cpp
>
> Modified: llvm/trunk/lib/FuzzMutate/FuzzerCLI.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> FuzzMutate/FuzzerCLI.cpp?rev=325487&r1=325486&r2=325487&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/FuzzMutate/FuzzerCLI.cpp (original)
> +++ llvm/trunk/lib/FuzzMutate/FuzzerCLI.cpp Mon Feb 19 03:57:07 2018
> @@ -83,16 +83,36 @@ void llvm::handleExecNameEncodedOptimize
>    SmallVector<StringRef, 4> Opts;
>    NameAndArgs.second.split(Opts, '-');
>    for (StringRef Opt : Opts) {
> -    if (Opt.startswith("instcombine")) {
> +    if (Opt == "instcombine") {
>        Args.push_back("-passes=instcombine");
> -    } else if (Opt.startswith("earlycse")) {
> +    } else if (Opt == "earlycse") {
>        Args.push_back("-passes=early-cse");
> -    } else if (Opt.startswith("simplifycfg")) {
> +    } else if (Opt == "simplifycfg") {
>        Args.push_back("-passes=simplify-cfg");
> -    } else if (Opt.startswith("gvn")) {
> +    } else if (Opt == "gvn") {
>        Args.push_back("-passes=gvn");
> -    } else if (Opt.startswith("sccp")) {
> +    } else if (Opt == "sccp") {
>        Args.push_back("-passes=sccp");
> +
> +    } else if (Opt == "loop_predication") {
> +      Args.push_back("-passes=loop-predication");
> +    } else if (Opt == "guard_widening") {
> +      Args.push_back("-passes=guard-widening");
> +    } else if (Opt == "loop_rotate") {
> +      Args.push_back("-passes=loop(rotate)");
> +    } else if (Opt == "loop_unswitch") {
> +      Args.push_back("-passes=loop(unswitch)");
> +    } else if (Opt == "loop_unroll") {
> +      Args.push_back("-passes=unroll");
> +    } else if (Opt == "loop_vectorize") {
> +      Args.push_back("-passes=loop-vectorize");
> +    } else if (Opt == "licm") {
> +      Args.push_back("-passes=licm");
> +    } else if (Opt == "indvars") {
> +      Args.push_back("-passes=indvars");
> +    } else if (Opt == "strength_reduce") {
> +      Args.push_back("-passes=strength-reduce");
> +
>      } else if (Triple(Opt).getArch()) {
>        Args.push_back("-mtriple=" + Opt.str());
>      } else {
>
>
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