From 749fa737e57bb37539ee742f0df552fec8d3e4ef Mon Sep 17 00:00:00 2001 From: David Monniaux Date: Thu, 7 Jan 2021 17:43:19 +0100 Subject: -fcse3-trivial-ops --- backend/CSE3proof.v | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'backend/CSE3proof.v') diff --git a/backend/CSE3proof.v b/backend/CSE3proof.v index 3fbc9912..2257b4de 100644 --- a/backend/CSE3proof.v +++ b/backend/CSE3proof.v @@ -463,12 +463,12 @@ Proof. destruct (@PMap.get (option RELATION.t) pc) eqn:INV_PC. pose proof (rhs_find_sound (sp:=sp) (genv:=ge) (ctx:=(context_from_hints (snd (preanalysis tenv f)))) pc (SOp op) (subst_args (ctx:=(context_from_hints (snd (preanalysis tenv f)))) (fst (preanalysis tenv f)) pc args) t) as FIND_SOUND. - * destruct (if is_trivial_op op + * destruct (if (negb (Compopts.optim_CSE3_trivial_ops tt)) && (is_trivial_op op) then None else rhs_find pc (SOp op) (subst_args (fst (preanalysis tenv f)) pc args) t) eqn:FIND. - ** destruct (is_trivial_op op). discriminate. + ** destruct ((negb (Compopts.optim_CSE3_trivial_ops tt)) && (is_trivial_op op)). discriminate. apply exec_Iop with (op := Omove) (args := r :: nil). TR_AT. subst instr'. -- cgit