mirror of
https://github.com/italicsjenga/gba.git
synced 2024-12-24 03:11:29 +11:00
37 lines
1.5 KiB
Rust
37 lines
1.5 KiB
Rust
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#![no_std]
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#![no_main]
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use gba::mem_fns::*;
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#[panic_handler]
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fn panic_handler(_: &core::panic::PanicInfo) -> ! {
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loop {}
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}
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#[no_mangle]
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extern "C" fn main() -> ! {
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let dest = unsafe { (0x0400_0000 as *const u16).read_volatile() };
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let src = unsafe { (0x0400_0000 as *const u16).read_volatile() };
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let count = unsafe { (0x0400_0000 as *const u16).read_volatile() };
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unsafe {
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__aeabi_memcpy1(dest as *mut u8, src as *mut u8, count as usize);
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__aeabi_memcpy2(dest as *mut u16, src as *mut u16, count as usize);
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__aeabi_memcpy4(dest as *mut u32, src as *mut u32, count as usize);
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__aeabi_memcpy8(dest as *mut u32, src as *mut u32, count as usize);
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__aeabi_memcpy(dest as *mut u8, src as *mut u8, count as usize);
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memcpy(dest as *mut u8, src as *mut u8, count as usize);
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__aeabi_memmove4(dest as *mut u32, src as *mut u32, count as usize);
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__aeabi_memmove8(dest as *mut u32, src as *mut u32, count as usize);
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__aeabi_memmove(dest as *mut u8, src as *mut u8, count as usize);
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memmove(dest as *mut u8, src as *mut u8, count as usize);
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__aeabi_memset4(dest as *mut u32, count as usize, count as i32);
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__aeabi_memset8(dest as *mut u32, count as usize, count as i32);
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__aeabi_memset(dest as *mut u8, count as usize, count as i32);
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memset(dest as *mut u8, count as i32, count as usize);
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__aeabi_memclr4(dest as *mut u32, count as usize);
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__aeabi_memclr8(dest as *mut u32, count as usize);
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__aeabi_memclr(dest as *mut u8, count as usize);
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}
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loop {}
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}
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