T0b1/wasmtime
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fuzzgen: Add i128 support (#4529)

Browse Source
This commit is contained in:
Afonso Bordado
2022-07-26 17:40:12 +01:00
committed by GitHub
parent d041c4b376
commit 1183191d7d
3 changed files with 32 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
fuzz/fuzz_targets/cranelift-fuzzgen.rs
View File

@@ -3,6 +3,8 @@
use libfuzzer_sys::fuzz_target;
use cranelift_codegen::data_value::DataValue;
use cranelift_codegen::settings;
use cranelift_codegen::settings::Configurable;
use cranelift_filetests::function_runner::{CompiledFunction, SingleFunctionCompiler};
use cranelift_fuzzgen::*;
use cranelift_interpreter::environment::FuncIndex;
@@ -60,7 +62,13 @@ fuzz_target!(|testcase: TestCase| {
};
// Native fn
let mut host_compiler = SingleFunctionCompiler::with_default_host_isa().unwrap();
let flags = {
let mut builder = settings::builder();
// We need llvm ABI extensions for i128 values on x86
builder.set("enable_llvm_abi_extensions", "true").unwrap();
settings::Flags::new(builder)
};
let mut host_compiler = SingleFunctionCompiler::with_host_isa(flags).unwrap();
let compiled_fn = host_compiler.compile(testcase.func.clone()).unwrap();
for args in &testcase.inputs {