diff --git a/src/backend_x64/emit_x64_vector_floating_point.cpp b/src/backend_x64/emit_x64_vector_floating_point.cpp
index 53003f1f..d1b733f4 100644
--- a/src/backend_x64/emit_x64_vector_floating_point.cpp
+++ b/src/backend_x64/emit_x64_vector_floating_point.cpp
@@ -25,6 +25,14 @@ static void EmitVectorOperation(BlockOfCode& code, EmitContext& ctx, IR::Inst* i
     ctx.reg_alloc.DefineValue(inst, xmm_a);
 }
 
+void EmitX64::EmitFPVectorAdd32(EmitContext& ctx, IR::Inst* inst) {
+    EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::addps);
+}
+
+void EmitX64::EmitFPVectorAdd64(EmitContext& ctx, IR::Inst* inst) {
+    EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::addpd);
+}
+
 void EmitX64::EmitFPVectorSub32(EmitContext& ctx, IR::Inst* inst) {
     EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::subps);
 }
diff --git a/src/frontend/ir/ir_emitter.cpp b/src/frontend/ir/ir_emitter.cpp
index 960669b3..734d240d 100644
--- a/src/frontend/ir/ir_emitter.cpp
+++ b/src/frontend/ir/ir_emitter.cpp
@@ -1154,6 +1154,17 @@ U64 IREmitter::FPU32ToDouble(const U32& a, bool round_to_nearest, bool fpscr_con
     return Inst<U64>(Opcode::FPU32ToDouble, a, Imm1(round_to_nearest));
 }
 
+U128 IREmitter::FPVectorAdd(size_t esize, const U128& a, const U128& b) {
+    switch (esize) {
+    case 32:
+        return Inst<U128>(Opcode::FPVectorAdd32, a, b);
+    case 64:
+        return Inst<U128>(Opcode::FPVectorAdd64, a, b);
+    }
+    UNREACHABLE();
+    return {};
+}
+
 U128 IREmitter::FPVectorSub(size_t esize, const U128& a, const U128& b) {
     switch (esize) {
     case 32:
diff --git a/src/frontend/ir/ir_emitter.h b/src/frontend/ir/ir_emitter.h
index 29fcbdf7..b9f9241b 100644
--- a/src/frontend/ir/ir_emitter.h
+++ b/src/frontend/ir/ir_emitter.h
@@ -248,6 +248,7 @@ public:
     U64 FPS32ToDouble(const U32& a, bool round_to_nearest, bool fpscr_controlled);
     U64 FPU32ToDouble(const U32& a, bool round_to_nearest, bool fpscr_controlled);
 
+    U128 FPVectorAdd(size_t esize, const U128& a, const U128& b);
     U128 FPVectorSub(size_t esize, const U128& a, const U128& b);
 
     void Breakpoint();
diff --git a/src/frontend/ir/opcodes.inc b/src/frontend/ir/opcodes.inc
index 2e469304..d7daa9d8 100644
--- a/src/frontend/ir/opcodes.inc
+++ b/src/frontend/ir/opcodes.inc
@@ -294,6 +294,8 @@ OPCODE(FPU32ToDouble,               T::U64,         T::U32,         T::U1
 OPCODE(FPS32ToDouble,               T::U64,         T::U32,         T::U1                           )
 
 // Floating-point vector instructions
+OPCODE(FPVectorAdd32,               T::U128,        T::U128,        T::U128                         )
+OPCODE(FPVectorAdd64,               T::U128,        T::U128,        T::U128                         )
 OPCODE(FPVectorSub32,               T::U128,        T::U128,        T::U128                         )
 OPCODE(FPVectorSub64,               T::U128,        T::U128,        T::U128                         )