src/op/i32_eqz.c


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/*
 * nanowasm, a tiny WebAssembly/Wasm interpreter
 * Copyright (C) 2023-2025  Xavier Del Campo Romero
 *
 * 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 https://mozilla.org/MPL/2.0/.
 */

#include <nanowasm/nw.h>
#include <nw/routines.h>

static int eqz(const union nw_value *const in, union nw_value *const out)
{
    out->i32 = !in->i32;
    return 0;
}

void nwp_op_i32_eqz(struct nw_interp *const i)
{
    nwp_unary(i, NW_TYPE_I32, eqz);
}