Rename some proofmode stuff to be no longer primitive view shift specific.

proofmode/spec_patterns.v

 From iris.prelude Require Export strings.
 
-Inductive spec_goal_kind := GoalStd | GoalPvs.
+Inductive spec_goal_kind := GoalStd | GoalVs.
 
 Inductive spec_pat :=
   | SGoal : spec_goal_kind → bool → list string → spec_pat
@@ -18,7 +18,7 @@ Inductive token :=
   | TPersistent : token
   | TPure : token
   | TForall : token
-  | TPvs : token.
+  | TVs : token.
 
 Fixpoint cons_name (kn : string) (k : list token) : list token :=
   match kn with "" => k | _ => TName (string_rev kn) :: k end.
@@ -33,7 +33,7 @@ Fixpoint tokenize_go (s : string) (k : list token) (kn : string) : list token :=
   | String "%" s => tokenize_go s (TPure :: cons_name kn k) ""
   | String "*" s => tokenize_go s (TForall :: cons_name kn k) ""
   | String "|" (String "=" (String "=" (String ">" s))) =>
-     tokenize_go s (TPvs :: cons_name kn k) ""
+     tokenize_go s (TVs :: cons_name kn k) ""
   | String a s => tokenize_go s k (String a kn)
   end.
 Definition tokenize (s : string) : list token := tokenize_go s [] "".
@@ -49,8 +49,8 @@ Fixpoint parse_go (ts : list token) (k : list spec_pat) : option (list spec_pat)
   | TBracketL :: TPersistent :: TBracketR :: ts => parse_go ts (SGoalPersistent :: k)
   | TBracketL :: TPure :: TBracketR :: ts => parse_go ts (SGoalPure :: k)
   | TBracketL :: ts => parse_goal ts GoalStd false [] k
-  | TPvs :: TBracketL :: ts => parse_goal ts GoalPvs false [] k
-  | TPvs :: ts => parse_go ts (SGoal GoalPvs true [] :: k)
+  | TVs :: TBracketL :: ts => parse_goal ts GoalVs false [] k
+  | TVs :: ts => parse_go ts (SGoal GoalVs true [] :: k)
   | TPersistent :: TName s :: ts => parse_go ts (SName true s :: k)
   | TForall :: ts => parse_go ts (SForall :: k)
   | _ => None

proofmode/tactics.v

@@ -195,7 +195,7 @@ Local Tactic Notation "iSpecializePat" constr(H) constr(pat) :=
          |solve_to_wand H1
          |match k with
           | GoalStd => apply into_assert_default
-          | GoalPvs => apply _ || fail "iSpecialize: cannot generate pvs goal"
+          | GoalVs => apply _ || fail "iSpecialize: cannot generate view shifted goal"
           end
          |env_cbv; reflexivity || fail "iSpecialize:" Hs "not found"
          |(*goal*)
@@ -762,7 +762,7 @@ Tactic Notation "iAssert" open_constr(Q) "with" constr(Hs) "as" constr(pat) :=
      eapply tac_assert with _ _ _ lr Hs H Q _; (* (js:=Hs) (j:=H) (P:=Q) *)
        [match k with
         | GoalStd => apply into_assert_default
-        | GoalPvs => apply _ || fail "iAssert: cannot generate pvs goal"
+        | GoalVs => apply _ || fail "iAssert: cannot generate view shifted goal"
         end
        |env_cbv; reflexivity || fail "iAssert:" Hs "not found"
        |env_cbv; reflexivity|