From 686f0aaff7a4c37e13bfbe823b4dd2a879556f0a Mon Sep 17 00:00:00 2001 From: David Monniaux Date: Wed, 4 Sep 2019 06:55:27 +0200 Subject: begin CSE --- backend/ValueAnalysis.v | 3 +++ 1 file changed, 3 insertions(+) (limited to 'backend/ValueAnalysis.v') diff --git a/backend/ValueAnalysis.v b/backend/ValueAnalysis.v index 21dd2c35..084a4548 100644 --- a/backend/ValueAnalysis.v +++ b/backend/ValueAnalysis.v @@ -142,6 +142,9 @@ Definition transfer (f: function) (rm: romem) (pc: node) (ae: aenv) (am: amem) : | Some(Iload TRAP chunk addr args dst s) => let a := loadv chunk rm am (eval_static_addressing addr (aregs ae args)) in VA.State (AE.set dst a ae) am + + (* TODO: maybe a case analysis on the results of loadv? *) + | Some(Iload NOTRAP chunk addr args dst s) => VA.State (AE.set dst Vtop ae) am | Some(Istore chunk addr args src s) => -- cgit