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Replace region::protect by make_exec in cranelift-filetests

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This commit is contained in:
Wander Lairson Costa
2019-09-10 19:11:20 -03:00
committed by Andrew Brown
parent abb157315b
commit 35c6d869f5
1 changed files with 5 additions and 10 deletions
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15
cranelift/filetests/src/function_runner.rs
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@@ -5,8 +5,6 @@ use cranelift_codegen::isa::TargetIsa;
use cranelift_codegen::{settings, Context};
use cranelift_native::builder as host_isa_builder;
use memmap::MmapMut;
use region;
use region::Protection;
/// Run a function on a host
pub struct FunctionRunner {
@@ -66,7 +64,8 @@ impl FunctionRunner {
.map_err(|e| e.to_string())?;
let mut code_page =
MmapMut::map_anon(code_info.total_size as usize).map_err(|e| e.to_string())?;
let callable_fn: fn() -> bool = unsafe {
unsafe {
context.emit_to_memory(
self.isa.as_ref(),
code_page.as_mut_ptr(),
@@ -74,15 +73,11 @@ impl FunctionRunner {
traps,
stackmaps,
);
region::protect(
code_page.as_mut_ptr(),
code_page.len(),
Protection::ReadExecute,
)
.map_err(|e| e.to_string())?;
mem::transmute(code_page.as_mut_ptr())
};
let code_page = code_page.make_exec().map_err(|e| e.to_string())?;
let callable_fn: fn() -> bool = unsafe { mem::transmute(code_page.as_ptr()) };
// execute
match callable_fn() {
true => Ok(()),