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continue env

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This commit is contained in:
Svyatoslav Nikolsky
2017-05-04 19:50:48 +03:00
parent 7511e3095a
commit fb14751864
3 changed files with 25 additions and 3 deletions
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20
src/interpreter/env.rs
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@ -20,6 +20,8 @@ const TABLE_BASE_DEFAULT: i32 = 0;
const INVOKE_VI_INDEX: u32 = 0; // (i32, i32) -> ()
const INVOKE_INDEX: u32 = 1; // (i32) -> ()
const GAS_INDEX: u32 = 2;
const STORAGE_SIZE_INDEX: u32 = 3;
const STORAGE_WRITE_INDEX: u32 = 4;
const TABLE_SIZE: u32 = 1024;
const TABLE_INDEX: u32 = 0;
@ -88,9 +90,21 @@ impl ModuleInstanceInterface for EnvModuleInstance {
unimplemented!()
}
fn call_internal_function(&self, _outer: CallerContext, index: u32, _function_type: Option<&FunctionType>) -> Result<Option<RuntimeValue>, Error> {
fn call_internal_function(&self, outer: CallerContext, index: u32, _function_type: Option<&FunctionType>) -> Result<Option<RuntimeValue>, Error> {
match index {
GAS_INDEX => Ok(None),
GAS_INDEX => {
outer.value_stack.pop()?;
Ok(None)
},
STORAGE_SIZE_INDEX => {
Ok(Some(RuntimeValue::I32(0)))
},
STORAGE_WRITE_INDEX => {
outer.value_stack.pop()?;
outer.value_stack.pop()?;
outer.value_stack.pop()?;
Ok(Some(RuntimeValue::I32(0)))
},
_ => unimplemented!(),
}
}
@ -113,6 +127,8 @@ pub fn env_module() -> Result<EnvModuleInstance, Error> {
.with_export(ExportEntry::new("invoke_vi".into(), Internal::Function(INVOKE_VI_INDEX)))
.with_export(ExportEntry::new("invoke".into(), Internal::Function(INVOKE_INDEX)))
.with_export(ExportEntry::new("gas".into(), Internal::Function(GAS_INDEX)))
.with_export(ExportEntry::new("_storage_size".into(), Internal::Function(STORAGE_SIZE_INDEX)))
.with_export(ExportEntry::new("_storage_write".into(), Internal::Function(STORAGE_WRITE_INDEX)))
.build();
EnvModuleInstance::new(module)