New SPU interpreter (SPU fast)

Use LLVM to build SPU interpreter. Simplify interpreter loop.
RPCS3 · Mar 25, 2019 · 1de4900 · 1de4900
1 parent 956d039
commit 1de4900
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Showing 5 changed files with 962 additions and 320 deletions.
diff --git a/rpcs3/Emu/CPU/CPUTranslator.h b/rpcs3/Emu/CPU/CPUTranslator.h
@@ -1083,6 +1083,15 @@ class cpu_translator
 		return result;
 	}
 
+	template <typename T, typename V>
+	auto vsplat(V v)
+	{
+		value_t<T> result;
+		static_assert(result.is_vector);
+		result.value = m_ir->CreateVectorSplat(result.is_vector, v.eval(m_ir));
+		return result;
+	}
+
 	// Min
 	template <typename T>
 	auto min(T a, T b)
@@ -1257,6 +1266,19 @@ class cpu_translator
 		return result;
 	}
 
+	llvm::Value* load_const(llvm::GlobalVariable* g, llvm::Value* i)
+	{
+		return m_ir->CreateLoad(m_ir->CreateGEP(g, {m_ir->getInt64(0), m_ir->CreateZExtOrTrunc(i, get_type<u64>())}));
+	}
+
+	template <typename T, typename I>
+	value_t<T> load_const(llvm::GlobalVariable* g, I i)
+	{
+		value_t<T> result;
+		result.value = load_const(g, i.eval(m_ir));
+		return result;
+	}
+
 	template <typename R = v128>
 	R get_const_vector(llvm::Constant*, u32 a, u32 b);