diff options
Diffstat (limited to 'arm64')
| -rw-r--r-- | arm64/.gitignore | 1 | ||||
| -rw-r--r-- | arm64/common.S | 25 | ||||
| -rw-r--r-- | arm64/mariokartwii_ch07.S | 47 | ||||
| -rw-r--r-- | arm64/mariokartwii_ch08.S | 39 | ||||
| -rwxr-xr-x | arm64/run.sh | 4 |
5 files changed, 116 insertions, 0 deletions
diff --git a/arm64/.gitignore b/arm64/.gitignore new file mode 100644 index 0000000..1fcb152 --- /dev/null +++ b/arm64/.gitignore @@ -0,0 +1 @@ +out diff --git a/arm64/common.S b/arm64/common.S new file mode 100644 index 0000000..34bb529 --- /dev/null +++ b/arm64/common.S @@ -0,0 +1,25 @@ +// ================================================================================================ +// Shared macros +// +// 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. +// ================================================================================================ + +#define CONCAT_(A, B) A ## B +#define CONCAT(A, B) CONCAT_(A, B) + +#ifdef __APPLE__ +# define SYM(LABEL) CONCAT(_, LABEL) +# define TEXT_SEGMENT .section __TEXT,__text +#else +# define SYM(LABEL) LABEL +# define TEXT_SEGMENT .section .text +#endif + diff --git a/arm64/mariokartwii_ch07.S b/arm64/mariokartwii_ch07.S new file mode 100644 index 0000000..69794eb --- /dev/null +++ b/arm64/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 + diff --git a/arm64/mariokartwii_ch08.S b/arm64/mariokartwii_ch08.S new file mode 100644 index 0000000..7713fe8 --- /dev/null +++ b/arm64/mariokartwii_ch08.S @@ -0,0 +1,39 @@ +// ================================================================================================ +// Code written while following chapter 8 of the MarioKart Wii ARM64 assembly tutorial: +// https://mariokartwii.com/arm64/ch8.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): + // move shift + mov x0, #0xFFFFFFFFFFFFFFFF + lsl x0, x0, #32 + + mov x1, #0xFFFFFFFFFFFFFFFF + movk x1, #0x1234, lsl 32 + + mov x2, #0xFFFFFFFFFFFFFFFF + movz x2, #0x1234, lsl 32 + + mov x3, #0xFFFFFFFFFFFFFFFF + movk x3, #0x1111, lsl 48 + movk x3, #0x2222, lsl 32 + movk x3, #0x3333, lsl 16 + movk x3, #0x4444 + + brk #0 // (lldb) register read diff --git a/arm64/run.sh b/arm64/run.sh new file mode 100755 index 0000000..7e44d86 --- /dev/null +++ b/arm64/run.sh @@ -0,0 +1,4 @@ +#!/bin/sh +D="$(dirname "$0")" +clang -o "$D/out" "$1" || exit 1 +lldb --no-lldbinit -o "target create out" -o "process launch" |