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Diffstat (limited to 'aarch64/mariokartwii_ch07.S')
| -rw-r--r-- | aarch64/mariokartwii_ch07.S | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/aarch64/mariokartwii_ch07.S b/aarch64/mariokartwii_ch07.S new file mode 100644 index 0000000..69794eb --- /dev/null +++ b/aarch64/mariokartwii_ch07.S @@ -0,0 +1,47 @@ +// ================================================================================================ +// Code written while following chapter 7 of the MarioKart Wii ARM64 assembly tutorial: +// https://mariokartwii.com/arm64/ch7.html +// +// 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.S" + +TEXT_SEGMENT + +.global SYM(main) + +SYM(main): + // Add + mov x0, #1 + mov x1, #2 + add x2, x0, x1 + + // Add immediate + add x3, x2, #0x100 + + // Subtract immediate + mov x4, x3 + sub x4, x4, #0x100 + + // Multiply + mov x5, #5 + mul x5, x4, x5 + + // Divide + udiv x6, x5, x4 + mov x7, #-1 + sdiv x7, x6, x7 + + neg x8, x7 + + brk #0 // (lldb) register read + |