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diff --git a/js/src/jit/wasm32/SharedICRegisters-wasm32.h b/js/src/jit/wasm32/SharedICRegisters-wasm32.h
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+++ b/js/src/jit/wasm32/SharedICRegisters-wasm32.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef jit_wasm32_SharedICRegisters_wasm32_h
+#define jit_wasm32_SharedICRegisters_wasm32_h
+
+#include "jit/Registers.h"
+#include "jit/RegisterSets.h"
+#include "jit/wasm32/MacroAssembler-wasm32.h"
+
+namespace js::jit {
+
+static constexpr Register BaselineStackReg = StackPointer;
+static constexpr Register BaselineFrameReg = FramePointer;
+
+static constexpr ValueOperand R0 = JSReturnOperand;
+static constexpr ValueOperand R1 = JSReturnOperand;
+static constexpr ValueOperand R2 = JSReturnOperand;
+
+static constexpr Register ICTailCallReg{Registers::invalid_reg};
+static constexpr Register ICStubReg{Registers::invalid_reg};
+
+static constexpr Register ExtractTemp0{Registers::invalid_reg};
+static constexpr Register ExtractTemp1{Registers::invalid_reg};
+
+static constexpr FloatRegister FloatReg0 = {FloatRegisters::invalid_reg};
+static constexpr FloatRegister FloatReg1 = {FloatRegisters::invalid_reg};
+static constexpr FloatRegister FloatReg2 = {FloatRegisters::invalid_reg};
+static constexpr FloatRegister FloatReg3 = {FloatRegisters::invalid_reg};
+
+} // namespace js::jit
+
+#endif /* jit_wasm32_SharedICRegisters_wasm32_h */