From 91d80aa7b9bbbf077a048029e0681967855032ea Mon Sep 17 00:00:00 2001
From: Nekotekina <nekotekina@gmail.com>
Date: Tue, 7 Apr 2020 16:09:47 +0300
Subject: [PATCH] Implement jit_compiler::check

Instead of checking file existence (because file may be damaged).
---
 Utilities/JIT.cpp            | 13 +++++++++++++
 Utilities/JIT.h              |  3 +++
 rpcs3/Emu/Cell/PPUThread.cpp |  2 +-
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/Utilities/JIT.cpp b/Utilities/JIT.cpp
index dddb7bb18f..056f32c981 100644
--- a/Utilities/JIT.cpp
+++ b/Utilities/JIT.cpp
@@ -1200,6 +1200,19 @@ void jit_compiler::add(const std::string& path)
 	}
 }
 
+bool jit_compiler::check(const std::string& path)
+{
+	if (auto cache = ObjectCache::load(path))
+	{
+		if (auto object_file = llvm::object::ObjectFile::createObjectFile(*cache))
+		{
+			return true;
+		}
+	}
+
+	return false;
+}
+
 void jit_compiler::fin()
 {
 	m_engine->finalizeObject();
diff --git a/Utilities/JIT.h b/Utilities/JIT.h
index 2243c1e3e9..ecd55716e0 100644
--- a/Utilities/JIT.h
+++ b/Utilities/JIT.h
@@ -171,6 +171,9 @@ public:
 	// Add object (path to obj file)
 	void add(const std::string& path);
 
+	// Check object file
+	static bool check(const std::string& path);
+
 	// Finalize
 	void fin();
 
diff --git a/rpcs3/Emu/Cell/PPUThread.cpp b/rpcs3/Emu/Cell/PPUThread.cpp
index 98293f3be6..f29b824c9c 100644
--- a/rpcs3/Emu/Cell/PPUThread.cpp
+++ b/rpcs3/Emu/Cell/PPUThread.cpp
@@ -1650,7 +1650,7 @@ extern void ppu_initialize(const ppu_module& info)
 		link_workload.emplace_back(obj_name, false);
 
 		// Check object file
-		if (fs::is_file(cache_path + obj_name + ".gz") || fs::is_file(cache_path + obj_name))
+		if (jit_compiler::check(cache_path + obj_name))
 		{
 			if (!jit)
 			{