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// ================================================================================================
// Rust->assembly interop demo
//
// License:
// SPDX-License-Identifier: 0BSD
// Copyright (c) 2026 Hunter Kvalevog
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE.
// ================================================================================================
#include "../../../_common/aarch64/common.S"
TEXT_SEGMENT
.global SYM(add_u32)
.global SYM(dot_f32v3)
SYM(add_u32):
add w0, w0, w1
ret
SYM(dot_f32v3):
ldp s1, s2, [x0] // a.x, a.y
ldp s3, s4, [x1] // b.x, b.y
ldr s5, [x0, #8] // a.z
ldr s6, [x1, #8] // b.z
fmul s0, s1, s3 // a.x * b.x
fmadd s0, s2, s4, s0 // + a.y * b.y
fmadd s0, s5, s6, s0 // + a.z * b.z
ret
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