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| author | Xavier Leroy <xavier.leroy@inria.fr> | 2016-10-02 16:17:51 +0200 |
|---|---|---|
| committer | Xavier Leroy <xavier.leroy@inria.fr> | 2016-10-02 16:17:51 +0200 |
| commit | f21a6b181dded86ef0e5c7ab94f74e5b960fd510 (patch) | |
| tree | 01bb7b59e438c60d12d87d869b6c890095a977f4 /backend/Selectionproof.v | |
| parent | a14b9578ee5297d954103e05d7b2d322816ddd8f (diff) | |
| download | compcert-kvx-f21a6b181dded86ef0e5c7ab94f74e5b960fd510.tar.gz compcert-kvx-f21a6b181dded86ef0e5c7ab94f74e5b960fd510.zip | |
Improve code generation for 64-bit signed integer division
Implement the 'shift right extended' trick, both in the generic implementation (backend/SplitLong) and in the IA32 port.
Note that now SelectDiv depends on SelectLong, and that some work was moved from SelectLong to SelectDiv.
Diffstat (limited to 'backend/Selectionproof.v')
| -rw-r--r-- | backend/Selectionproof.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/backend/Selectionproof.v b/backend/Selectionproof.v index 34157553..90e50338 100644 --- a/backend/Selectionproof.v +++ b/backend/Selectionproof.v @@ -305,9 +305,9 @@ Proof. eapply eval_addl; eauto. eapply eval_subl; eauto. eapply eval_mull; eauto. - eapply eval_divl; eauto. + eapply eval_divls; eauto. eapply eval_divlu; eauto. - eapply eval_modl; eauto. + eapply eval_modls; eauto. eapply eval_modlu; eauto. eapply eval_andl; eauto. eapply eval_orl; eauto. |