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Fix hw1 fuzzer again

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This commit is contained in:
Jeehoon Kang
2020-03-28 18:29:04 +09:00
parent 938390821f
commit 2a5a5e71ed
21 changed files with 500 additions and 110 deletions
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18
src/opt/simplify_cfg.rs
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@@ -1,21 +1,9 @@
use crate::ir::*;
use crate::opt::FunctionPass;
use crate::*;
pub type SimplifyCfg = Repeat<(SimplifyCfgConstProp, (SimplifyCfgReach, SimplifyCfgMerge))>;
impl Optimize<TranslationUnit> for SimplifyCfg {
fn optimize(&mut self, code: &mut TranslationUnit) -> bool {
code.decls.iter_mut().any(|(_, decl)| self.optimize(decl))
}
}
impl Optimize<Declaration> for SimplifyCfg {
fn optimize(&mut self, code: &mut Declaration) -> bool {
let (_fsig, fdef) = some_or!(code.get_function_mut(), return false);
let fdef = some_or!(fdef, return false);
self.optimize(fdef)
}
}
pub type SimplifyCfg =
FunctionPass<Repeat<(SimplifyCfgConstProp, (SimplifyCfgReach, SimplifyCfgMerge))>>;
/// Simplifies block exits by propagating constants.
#[derive(Default)]