[llvm] [llvm-opt-fuzzer] Add more passes options (PR #76474)

[via llvm-commits]

https://github.com/DavidKorczynski created https://github.com/llvm/llvm-project/pull/76474

The goal is to enable analysis of these passes by way of OSS-Fuzz, where they currently lack code coverage
(https://storage.googleapis.com/oss-fuzz-coverage/llvm/reports/20231225/linux/src/llvm-project/llvm/lib/Transforms/Scalar/report.html)

>From ea2a37fadb9adf28b0bb68bb38f1df3b1efd0f92 Mon Sep 17 00:00:00 2001
From: David Korczynski <david at adalogics.com>
Date: Wed, 27 Dec 2023 15:23:45 -0800
Subject: [PATCH] [llvm-opt-fuzzer] Add more passes options

The goal is to enable analysis of these passes by way of OSS-Fuzz, where
they currently lack code coverage
(https://storage.googleapis.com/oss-fuzz-coverage/llvm/reports/20231225/linux/src/llvm-project/llvm/lib/Transforms/Scalar/report.html)

Signed-off-by: David Korczynski <david at adalogics.com>
---
 llvm/lib/FuzzMutate/FuzzerCLI.cpp | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/llvm/lib/FuzzMutate/FuzzerCLI.cpp b/llvm/lib/FuzzMutate/FuzzerCLI.cpp
index c64e9c04e199bf..ded5b15a8cf44c 100644
--- a/llvm/lib/FuzzMutate/FuzzerCLI.cpp
+++ b/llvm/lib/FuzzMutate/FuzzerCLI.cpp
@@ -84,9 +84,10 @@ void llvm::handleExecNameEncodedOptimizerOpts(StringRef ExecName) {
       Args.push_back("-passes=simplifycfg");
     } else if (Opt == "gvn") {
       Args.push_back("-passes=gvn");
+    } else if (Opt == "newgvn") {
+      Args.push_back("-passes=newgvn");
     } 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") {
@@ -107,7 +108,24 @@ void llvm::handleExecNameEncodedOptimizerOpts(StringRef ExecName) {
       Args.push_back("-passes=loop-reduce");
     } else if (Opt == "irce") {
       Args.push_back("-passes=irce");
-
+    } else if (Opt == "dse") {
+      Args.push_back("-passes=dse");
+    } else if (Opt == "loop_idiom") {
+      Args.push_back("-passes=loop-idiom");
+    } else if (Opt == "reassociate") {
+      Args.push_back("-passes=reassociate");
+    } else if (Opt == "lower_matrix_intrinsics") {
+      Args.push_back("-passes=lower-matrix-intrinsics");
+    } else if (Opt == "loop_reroll") {
+      Args.push_back("-passes=loop-reroll");
+    } else if (Opt == "loop_interchange") {
+      Args.push_back("-passes=loop-interchange");
+    } else if (Opt == "loop_fusion") {
+      Args.push_back("-passes=loop-fusion");
+    } else if (Opt == "memcpyopt") {
+      Args.push_back("-passes=memcpyopt");
+    } else if (Opt == "sroa") {
+      Args.push_back("-passes=sroa");
     } else if (Triple(Opt).getArch()) {
       Args.push_back("-mtriple=" + Opt.str());
     } else {