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| author | David Monniaux <david.monniaux@univ-grenoble-alpes.fr> | 2019-06-04 21:42:30 +0200 |
|---|---|---|
| committer | David Monniaux <david.monniaux@univ-grenoble-alpes.fr> | 2019-06-04 21:42:30 +0200 |
| commit | 6064bac57701ba0a12031d43acbe25cb0140730c (patch) | |
| tree | 58577a651e670b9a39b94d644f5da039def73864 /mppa_k1c/NeedOp.v | |
| parent | ac366a59308ae85a0cbfefb8b9be79763d5c5f91 (diff) | |
| download | compcert-kvx-6064bac57701ba0a12031d43acbe25cb0140730c.tar.gz compcert-kvx-6064bac57701ba0a12031d43acbe25cb0140730c.zip | |
begin osel imm
Diffstat (limited to 'mppa_k1c/NeedOp.v')
| -rw-r--r-- | mppa_k1c/NeedOp.v | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/mppa_k1c/NeedOp.v b/mppa_k1c/NeedOp.v index 047c180a..4748f38b 100644 --- a/mppa_k1c/NeedOp.v +++ b/mppa_k1c/NeedOp.v @@ -133,6 +133,8 @@ Definition needs_of_operation (op: operation) (nv: nval): list nval := | Oextfz _ _ | Oextfs _ _ | Oextfzl _ _ | Oextfsl _ _ => op1 (default nv) | Oinsf _ _ | Oinsfl _ _ => op2 (default nv) | Osel c ty => nv :: nv :: needs_of_condition0 c + | Oselimm c imm + | Osellimm c imm => nv :: needs_of_condition0 c end. Definition operation_is_redundant (op: operation) (nv: nval): bool := @@ -347,6 +349,16 @@ Proof. erewrite needs_of_condition0_sound by eauto. apply select_sound; auto. simpl; auto with na. + (* select imm *) +- destruct (eval_condition0 _ _ _) as [b|] eqn:EC. + { erewrite needs_of_condition0_sound by eauto. + apply select_sound; auto with na. } + simpl; auto with na. + (* select long imm *) +- destruct (eval_condition0 _ _ _) as [b|] eqn:EC. + { erewrite needs_of_condition0_sound by eauto. + apply select_sound; auto with na. } + simpl; auto with na. Qed. Lemma operation_is_redundant_sound: |