From 16f8b7413de41432c9128f1db896149fe8db3e85 Mon Sep 17 00:00:00 2001
From: MerryMage <MerryMage@users.noreply.github.com>
Date: Mon, 15 Oct 2018 21:00:51 +0100
Subject: [PATCH] JitRegCache: IsAllUnlocked

---
 Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.cpp | 7 +++++++
 Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.h   | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.cpp b/Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.cpp
index 57988fe4f3..3526d17894 100644
--- a/Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.cpp
@@ -622,6 +622,13 @@ RCForkGuard RegCache::Fork()
   return RCForkGuard{*this};
 }
 
+bool RegCache::IsAllUnlocked() const
+{
+  return std::none_of(m_regs.begin(), m_regs.end(), [](const auto& r){ return r.IsLocked(); }) &&
+         std::none_of(m_xregs.begin(), m_xregs.end(), [](const auto& x){ return x.IsLocked(); }) &&
+         !IsAnyConstraintActive();
+}
+
 void RegCache::NewLock(preg_t preg)
 {
   m_regs[preg].Lock();
diff --git a/Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.h b/Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.h
index 7196b3b41c..64040a5172 100644
--- a/Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.h
+++ b/Source/Core/Core/PowerPC/Jit64/RegCache/JitRegCache.h
@@ -239,6 +239,8 @@ public:
 
   RCForkGuard Fork();
 
+  bool IsAllUnlocked() const;
+
 protected:
   friend class RCOpArg;
   friend class RCX64Reg;