diff options
Diffstat (limited to 'src/hls/Verilog.v')
| -rw-r--r-- | src/hls/Verilog.v | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/src/hls/Verilog.v b/src/hls/Verilog.v index e5f86d5..6b4004f 100644 --- a/src/hls/Verilog.v +++ b/src/hls/Verilog.v @@ -286,6 +286,11 @@ Inductive state : Type := (st : node) (reg_assoc : assocmap_reg) (arr_assoc : assocmap_arr), state +| Resetstate : + forall (stack : list stackframe) + (m : module) + (reg_assoc : assocmap_reg) + (arr_assoc : assocmap_arr), state | Returnstate : forall (res : list stackframe) (v : value), state @@ -724,6 +729,20 @@ Inductive step : genv -> state -> Events.trace -> state -> Prop := asr'!(m.(mod_st)) = Some stval -> valueToPos stval = pstval -> step g (State sf m st asr asa) Events.E0 (State sf m pstval asr' asa') +| step_reset : + forall asr asa asr' asa' basr1 nasr1 basa1 nasa1 f stval pstval m sf g, + asr!(m.(mod_reset)) = Some (ZToValue 1) -> + asr!(m.(mod_finish)) = Some (ZToValue 0) -> + mis_stepp f (mkassociations asr empty_assocmap) + (mkassociations asa (empty_stack m)) + m.(mod_body) + (mkassociations basr1 nasr1) + (mkassociations basa1 nasa1) -> + asr' = merge_regs nasr1 basr1 -> + asa' = merge_arrs nasa1 basa1 -> + asr'!(m.(mod_st)) = Some stval -> + valueToPos stval = pstval -> + step g (Resetstate sf m asr asa) Events.E0 (State sf m pstval asr' asa') | step_finish : forall asr asa sf retval m st g, asr!(m.(mod_finish)) = Some (ZToValue 1) -> @@ -732,11 +751,10 @@ Inductive step : genv -> state -> Events.trace -> state -> Prop := | step_call : forall g res m args, step g (Callstate res m args) Events.E0 - (State res m m.(mod_entrypoint) - (AssocMap.set (mod_reset m) (ZToValue 0) + (Resetstate res m + (AssocMap.set (mod_reset m) (ZToValue 1) (AssocMap.set (mod_finish m) (ZToValue 0) - (AssocMap.set m.(mod_st) (posToValue m.(mod_entrypoint)) - (init_params args m.(mod_args))))) + (init_params args m.(mod_args)))) (empty_stack m)) | step_return : forall g m asr i r sf pc mst asa, @@ -883,9 +901,9 @@ Lemma semantics_determinate : Proof. intros. constructor; set (ge := Globalenvs.Genv.globalenv p); simplify. - invert H; invert H0; constructor. (* Traces are always empty *) - - invert H; invert H0; crush. assert (f = f0) by (destruct f; destruct f0; auto); subst. - pose proof (mis_stepp_determinate H5 H15). - crush. + - invert H; invert H0; crush; assert (f = f0) by (destruct f; destruct f0; auto); subst. + pose proof (mis_stepp_determinate H5 H15). crush. + pose proof (mis_stepp_determinate H3 H10). crush. - constructor. invert H; crush. - invert H; invert H0; unfold ge0, ge1 in *; crush. - red; simplify; intro; invert H0; invert H; crush. |