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put platform functions (roc_alloc etc) in a module

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Folkert 2022-07-05 16:58:40 +02:00
parent 36c8723214
commit 0d8fc5f2da
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3 changed files with 60 additions and 54 deletions
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55
crates/compiler/test_gen/src/tests.rs
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@ -22,57 +22,4 @@ pub mod wasm_str;
#[cfg(feature = "gen-wasm")]
pub mod wasm_linking;
use core::ffi::c_void;
/// # Safety
/// The Roc application needs this.
#[no_mangle]
pub unsafe fn roc_alloc(size: usize, _alignment: u32) -> *mut c_void {
libc::malloc(size)
}
/// # Safety
/// The Roc application needs this.
#[no_mangle]
pub unsafe fn roc_memcpy(dest: *mut c_void, src: *const c_void, bytes: usize) -> *mut c_void {
libc::memcpy(dest, src, bytes)
}
/// # Safety
/// The Roc application needs this.
#[no_mangle]
pub unsafe fn roc_realloc(
c_ptr: *mut c_void,
new_size: usize,
_old_size: usize,
_alignment: u32,
) -> *mut c_void {
libc::realloc(c_ptr, new_size)
}
/// # Safety
/// The Roc application needs this.
#[no_mangle]
pub unsafe fn roc_dealloc(c_ptr: *mut c_void, _alignment: u32) {
libc::free(c_ptr)
}
/// # Safety
/// The Roc application needs this.
#[no_mangle]
pub unsafe fn roc_panic(c_ptr: *mut c_void, tag_id: u32) {
use roc_gen_llvm::llvm::build::PanicTagId;
use std::ffi::CStr;
use std::os::raw::c_char;
match PanicTagId::try_from(tag_id) {
Ok(PanicTagId::NullTerminatedString) => {
let slice = CStr::from_ptr(c_ptr as *const c_char);
let string = slice.to_str().unwrap();
eprintln!("Roc hit a panic: {}", string);
std::process::exit(1);
}
Err(_) => unreachable!(),
}
}
pub use helpers::platform_functions::*;