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author | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2013-04-29 17:11:47 +0000 |
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committer | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2013-04-29 17:11:47 +0000 |
commit | 5c84fd4adbcd8a63cc29fb0286cb46f18abde55c (patch) | |
tree | 39c5c7057d4a7da0b674d8427a9e8910927859f7 /cfrontend/Cminorgenproof.v | |
parent | 540bc673fd0e924c20521bb011de56f11c91c493 (diff) | |
download | compcert-5c84fd4adbcd8a63cc29fb0286cb46f18abde55c.tar.gz compcert-5c84fd4adbcd8a63cc29fb0286cb46f18abde55c.zip |
Expand 64-bit integer comparisons into 32-bit integer comparisons.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2218 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
Diffstat (limited to 'cfrontend/Cminorgenproof.v')
-rw-r--r-- | cfrontend/Cminorgenproof.v | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/cfrontend/Cminorgenproof.v b/cfrontend/Cminorgenproof.v index 9d3d2550..2df8b932 100644 --- a/cfrontend/Cminorgenproof.v +++ b/cfrontend/Cminorgenproof.v @@ -1612,9 +1612,11 @@ Proof. (* cmpf *) inv H; inv H0; inv H1; TrivialExists. apply val_inject_val_of_optbool. (* cmpl *) - inv H; inv H0; inv H1; TrivialExists. apply val_inject_val_of_optbool. + unfold Val.cmpl in *. inv H0; inv H1; simpl in H; inv H. + econstructor; split. simpl; eauto. apply val_inject_val_of_bool. (* cmplu *) - inv H; inv H0; inv H1; TrivialExists. apply val_inject_val_of_optbool. + unfold Val.cmplu in *. inv H0; inv H1; simpl in H; inv H. + econstructor; split. simpl; eauto. apply val_inject_val_of_bool. Qed. (** * Correctness of Cminor construction functions *) |