diff options
Diffstat (limited to 'src/translation/HTLgenspec.v')
| -rw-r--r-- | src/translation/HTLgenspec.v | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/translation/HTLgenspec.v b/src/translation/HTLgenspec.v index 528c662..42de96b 100644 --- a/src/translation/HTLgenspec.v +++ b/src/translation/HTLgenspec.v @@ -189,7 +189,7 @@ Inductive tr_module (f : RTL.function) : module -> Prop := tr_code f.(RTL.fn_code) pc i data control fin rtrn st stk) -> stk_len = Z.to_nat (f.(RTL.fn_stacksize) / 4) -> Z.modulo (f.(RTL.fn_stacksize)) 4 = 0 -> - 0 <= f.(RTL.fn_stacksize) -> + 0 <= f.(RTL.fn_stacksize) < Integers.Ptrofs.modulus -> m = (mkmodule f.(RTL.fn_params) data control @@ -454,7 +454,8 @@ Proof. unfold transf_module in *. unfold stack_correct in *. - destruct (0 <=? RTL.fn_stacksize f) eqn:STACK_BOUND; + destruct (0 <=? RTL.fn_stacksize f) eqn:STACK_BOUND_LOW; + destruct (RTL.fn_stacksize f <? Integers.Ptrofs.modulus) eqn:STACK_BOUND_HIGH; destruct (RTL.fn_stacksize f mod 4 =? 0) eqn:STACK_ALIGN; simplify; monadInv Heqr. @@ -463,7 +464,7 @@ Proof. pose proof (create_arr_inv _ _ _ _ _ _ _ _ EQ0) as STK_LEN. rewrite <- STK_LEN. - econstructor; simpl; trivial. + econstructor; simpl; auto. intros. inv_incr. assert (EQ3D := EQ3). |