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| author | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2012-03-29 11:57:33 +0000 |
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| committer | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2012-03-29 11:57:33 +0000 |
| commit | 448cc3ff32cc60f4b9e78911404106797e109d90 (patch) | |
| tree | 4dcea174d56a4984238d014c481c8d484d653007 /arm/ConstpropOpproof.v | |
| parent | bf138748416195df13f68c097c750e1d388ac0de (diff) | |
| download | compcert-kvx-448cc3ff32cc60f4b9e78911404106797e109d90.tar.gz compcert-kvx-448cc3ff32cc60f4b9e78911404106797e109d90.zip | |
Support for fcmpzd instruction (float compare with +0.0)
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1858 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
Diffstat (limited to 'arm/ConstpropOpproof.v')
| -rw-r--r-- | arm/ConstpropOpproof.v | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arm/ConstpropOpproof.v b/arm/ConstpropOpproof.v index 711bb33b..bf3b216c 100644 --- a/arm/ConstpropOpproof.v +++ b/arm/ConstpropOpproof.v @@ -192,6 +192,15 @@ Proof. rewrite H. rewrite eval_static_shift_correct. auto. rewrite H. rewrite eval_static_shift_correct. auto. auto. + destruct (Float.eq_dec n1 Float.zero); simpl; auto. + rewrite H0; subst n1. destruct (rs#r2); simpl; auto. rewrite Float.cmp_swap. auto. + destruct (Float.eq_dec n2 Float.zero); simpl; auto. + congruence. + destruct (Float.eq_dec n1 Float.zero); simpl; auto. + rewrite H0; subst n1. destruct (rs#r2); simpl; auto. rewrite Float.cmp_swap. auto. + destruct (Float.eq_dec n2 Float.zero); simpl; auto. + congruence. + auto. Qed. Lemma make_addimm_correct: |