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Update emscripten memory macro

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This commit is contained in:
Lachlan Sneff 2019-02-05 10:35:15 -08:00
parent 8a8290b155
commit cee248ae89
2 changed files with 21 additions and 21 deletions
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34
lib/emscripten/src/lib.rs
View File

@ -12,7 +12,7 @@ use wasmer_runtime_core::{
global::Global,
import::{ImportObject, Namespace},
imports,
memory::{Memory, MemoryVariant},
memory::Memory,
table::Table,
types::{
ElementType, FuncSig, GlobalDescriptor, MemoryDescriptor, TableDescriptor,
@ -303,18 +303,18 @@ impl EmscriptenGlobals {
}
pub fn generate_emscripten_env(globals: &mut EmscriptenGlobals) -> ImportObject {
use crate::varargs::VarArgs;
let mut imports = ImportObject::new();
let mut env_namespace = Namespace::new();
let mut asm_namespace = Namespace::new();
let mut global_namespace = Namespace::new();
let mut global_math_namespace = Namespace::new();
// use crate::varargs::VarArgs;
// let mut imports = ImportObject::new();
// let mut env_namespace = Namespace::new();
// let mut asm_namespace = Namespace::new();
// let mut global_namespace = Namespace::new();
// let mut global_math_namespace = Namespace::new();
// Add globals.
// NOTE: There is really no need for checks, these globals should always be available.
// // Add globals.
// // NOTE: There is really no need for checks, these globals should always be available.
// We generate a fake Context that traps on access
let null_ctx = Context::External(ptr::null_mut());
// // We generate a fake Context that traps on access
// let null_ctx = Context::External(ptr::null_mut());
// env_namespace.insert("memory".to_string(), Export::Memory(globals.memory.clone()));
@ -322,7 +322,7 @@ pub fn generate_emscripten_env(globals: &mut EmscriptenGlobals) -> ImportObject
let import_object = imports! {
"env" => {
"memory" => Export::Memory(MemoryVariant::Unshared(globals.memory.clone())),
"memory" => Export::Memory(globals.memory.clone()),
"table" => Export::Table(globals.table.clone()),
// Globals
@ -514,12 +514,12 @@ pub fn generate_emscripten_env(globals: &mut EmscriptenGlobals) -> ImportObject
// mock_external!(env_namespace, _getgrent);
// mock_external!(env_namespace, _dlerror);
imports.register("env", env_namespace);
imports.register("asm2wasm", asm_namespace);
imports.register("global", global_namespace);
imports.register("global.Math", global_math_namespace);
// imports.register("env", env_namespace);
// imports.register("asm2wasm", asm_namespace);
// imports.register("global", global_namespace);
// imports.register("global.Math", global_math_namespace);
imports
import_object
}
/// The current version of this crate

8
lib/emscripten/src/macros.rs
View File

@ -1,6 +1,6 @@
macro_rules! emscripten_memory_pointer {
($memory:expr, $pointer:expr) => {
0 as usize
// unsafe { $memory.as_ptr().add($pointer as usize) }
};
($memory:expr, $pointer:expr) => {{
use std::cell::Cell;
(&$memory.view::<u8>()[($pointer as usize)..]).as_ptr() as *mut Cell<u8> as *mut u8
}};
}