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09e52924
Commit
09e52924
authored
Feb 25, 2016
by
Robbert Krebbers
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Remove obsolete tactic wp_strip_later.
parent
2ee38008
Changes
1
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with
6 additions
and
14 deletions
+6
14
heap_lang/wp_tactics.v
heap_lang/wp_tactics.v
+6
14
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heap_lang/wp_tactics.v
View file @
09e52924
...
...
@@ 5,14 +5,6 @@ Import uPred.
(** wpspecific helper tactics *)
(* First try to productively strip off laters; if that fails, at least
cosmetically get rid of laters in the conclusion. *)
Ltac
wp_strip_later
:
=
let
rec
go
:
=
lazymatch
goal
with


_
⊑
(
_
★
_
)
=>
apply
sep_mono
;
go


_
⊑
▷
_
=>
apply
later_intro


_
⊑
_
=>
reflexivity
end
in
intros_revert
ltac
:
(
first
[
strip_later

etrans
;
[
go
]
]
).
Ltac
wp_bind
K
:
=
lazymatch
eval
hnf
in
K
with

[]
=>
idtac
...
...
@@ 25,7 +17,7 @@ Ltac wp_finish :=


_
⊑
wp
_
_
_
=>
etrans
;
[
eapply
wp_value_pvs
;
reflexivity
]
;
(* sometimes, we will have to do a final view shift, so only apply
wp_value
if we obtain a consecutive wp *)
pvs_intro
if we obtain a consecutive wp *)
try
(
eapply
pvs_intro
;
match
goal
with

_
⊑
wp
_
_
_
=>
simpl

_
=>
fail
end
)

_
=>
idtac
...
...
@@ 42,7 +34,7 @@ Tactic Notation "wp_rec" ">" :=
wp_finish
end
)
end
).
Tactic
Notation
"wp_rec"
:
=
wp_rec
>
;
wp_
strip_later
.
Tactic
Notation
"wp_rec"
:
=
wp_rec
>
;
try
strip_later
.
Tactic
Notation
"wp_lam"
">"
:
=
match
goal
with
...
...
@@ 52,7 +44,7 @@ Tactic Notation "wp_lam" ">" :=
wp_bind
K
;
etrans
;
[
eapply
wp_lam
;
reflexivity
]
;
wp_finish
end
)
end
.
Tactic
Notation
"wp_lam"
:
=
wp_lam
>
;
wp_
strip_later
.
Tactic
Notation
"wp_lam"
:
=
wp_lam
>
;
try
strip_later
.
Tactic
Notation
"wp_let"
">"
:
=
wp_lam
>.
Tactic
Notation
"wp_let"
:
=
wp_lam
.
...
...
@@ 72,7 +64,7 @@ Tactic Notation "wp_op" ">" :=
wp_bind
K
;
etrans
;
[
eapply
wp_un_op
;
reflexivity
]
;
wp_finish
end
)
end
.
Tactic
Notation
"wp_op"
:
=
wp_op
>
;
wp_
strip_later
.
Tactic
Notation
"wp_op"
:
=
wp_op
>
;
try
strip_later
.
Tactic
Notation
"wp_if"
">"
:
=
match
goal
with
...
...
@@ 83,7 +75,7 @@ Tactic Notation "wp_if" ">" :=
etrans
;
[
apply
wp_if_true

apply
wp_if_false
]
;
wp_finish
end
)
end
.
Tactic
Notation
"wp_if"
:
=
wp_if
>
;
wp_
strip_later
.
Tactic
Notation
"wp_if"
:
=
wp_if
>
;
try
strip_later
.
Tactic
Notation
"wp_focus"
open_constr
(
efoc
)
:
=
match
goal
with
...
...
@@ 95,7 +87,7 @@ Tactic Notation "wp" ">" tactic(tac) :=
match
goal
with


_
⊑
wp
?E
?e
?Q
=>
reshape_expr
e
ltac
:
(
fun
K
e'
=>
wp_bind
K
;
tac
)
end
.
Tactic
Notation
"wp"
tactic
(
tac
)
:
=
(
wp
>
tac
)
;
[
wp_
strip_later
..].
Tactic
Notation
"wp"
tactic
(
tac
)
:
=
(
wp
>
tac
)
;
[
try
strip_later
..].
(* In case the precondition does not match.
TODO: Have one tactic unifying wp and ewp. *)
...
...
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