fluencelabs/wasmer
1
0
Fork 0
mirror of https://github.com/fluencelabs/wasmer synced 2025-06-12 08:31:21 +00:00
Code Issues Projects Releases Wiki Activity

Make emscripten “work”

Browse Source
This commit is contained in:
Syrus Akbary
2018-11-20 19:24:23 -08:00
parent fca2eb3884
commit 0ad10a4900
5 changed files with 15 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/apis/emscripten/memory.rs
View File

@ -8,6 +8,7 @@ use crate::webassembly::{Instance};
/// emscripten: _emscripten_memcpy_big
pub extern "C" fn _emscripten_memcpy_big(dest: u32, src: u32, len: u32, instance: &mut Instance) -> u32 {
debug!("emscripten::_emscripten_memcpy_big");
let dest_addr = instance.memory_offset_addr(0, dest as usize) as *mut c_void;
let src_addr = instance.memory_offset_addr(0, src as usize) as *mut c_void;
unsafe { memcpy(dest_addr, src_addr, len as size_t); }
@ -16,10 +17,12 @@ pub extern "C" fn _emscripten_memcpy_big(dest: u32, src: u32, len: u32, instance
/// emscripten: getTotalMemory
pub extern "C" fn get_total_memory(instance: &mut Instance) -> u32 {
debug!("emscripten::get_total_memory");
instance.memories[0].current_size()
}
/// emscripten: enlargeMemory
pub extern "C" fn enlarge_memory() {
// stub
pub extern "C" fn enlarge_memory(instance: &mut Instance) {
debug!("emscripten::enlarge_memory");
// instance.memories[0].grow(100);
}