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bfbc24d8
Commit
bfbc24d8
authored
Feb 12, 2016
by
Robbert Krebbers
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Put Lit notations in global scope.
parent
cee0b0d8
Changes
2
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2 changed files
with
10 additions
and
9 deletions
+10
9
heap_lang/notation.v
heap_lang/notation.v
+7
4
heap_lang/tests.v
heap_lang/tests.v
+3
5
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heap_lang/notation.v
View file @
bfbc24d8
...
...
@@ 2,6 +2,8 @@ Require Export heap_lang.derived.
Delimit
Scope
lang_scope
with
L
.
Bind
Scope
lang_scope
with
expr
val
.
(* What about Arguments for hoare triples?. *)
Arguments
wp
{
_
_
}
_
_
%
L
_
.
Coercion
LitInt
:
Z
>>
base_lit
.
...
...
@@ 16,10 +18,11 @@ Coercion of_val : val >> expr.
first. *)
(* We have overlapping notation for values and expressions, with the expressions
coming first. This way, parsing as a value will be preferred. If an expression
was needed, the coercion of_val will be called. *)
(* What about Arguments for hoare triples?. *)
Notation
"' l"
:
=
(
Lit
l
)
(
at
level
8
,
format
"' l"
)
:
lang_scope
.
Notation
"' l"
:
=
(
LitV
l
)
(
at
level
8
,
format
"' l"
)
:
lang_scope
.
was needed, the coercion of_val will be called. The notations for literals
are not put in any scope so as to avoid lots of annoying %L scopes while
pretty printing. *)
Notation
"' l"
:
=
(
Lit
l
%
Z
)
(
at
level
8
,
format
"' l"
).
Notation
"' l"
:
=
(
LitV
l
%
Z
)
(
at
level
8
,
format
"' l"
).
Notation
"! e"
:
=
(
Load
e
%
L
)
(
at
level
10
,
right
associativity
)
:
lang_scope
.
Notation
"'ref' e"
:
=
(
Alloc
e
%
L
)
(
at
level
30
,
right
associativity
)
:
lang_scope
.
...
...
heap_lang/tests.v
View file @
bfbc24d8
...
...
@@ 62,13 +62,12 @@ Module LiftingTests.
λ
:
"x"
,
if
"x"
≤
'
0
then

FindPred
(
"x"
+
'
2
)
'
0
else
FindPred
"x"
'
0
.
Lemma
FindPred_spec
n1
n2
E
Q
:
(
■
(
n1
<
n2
)
∧
Q
(
LitV
(
n2

1
))
)
⊑
wp
E
(
FindPred
'
n2
'
n1
)%
L
Q
.
(
■
(
n1
<
n2
)
∧
Q
'
(
n2

1
))
⊑
wp
E
(
FindPred
'
n2
'
n1
)%
L
Q
.
Proof
.
(* FIXME there are some annoying scopes shown here: %Z, %L. *)
revert
n1
;
apply
l
ö
b_all_1
=>
n1
.
rewrite
(
comm
uPred_and
(
■
_
)%
I
)
assoc
;
apply
const_elim_r
=>?.
(* first need to do the rec to get a later *)
rewrite
(
wp_bindi
(
AppLCtx
_
)).
rewrite
(
wp_bindi
(
AppLCtx
_
))
/=
.
rewrite

wp_rec'
//
=>/=
;
rewrite

wp_value'
//=.
(* FIXME: ssr rewrite fails with "Error: _pattern_value_ is used in conclusion." *)
rewrite
>(
later_intro
(
Q
_
)).
...
...
@@ 106,8 +105,7 @@ Module LiftingTests.
Qed
.
Goal
∀
E
,
True
⊑
wp
(
Σ
:
=
Σ
)
E
(
let
:
"x"
:
=
Pred
'
42
in
Pred
"x"
)
(
λ
v
,
v
=
(
'
40
)%
L
).
True
⊑
wp
(
Σ
:
=
Σ
)
E
(
let
:
"x"
:
=
Pred
'
42
in
Pred
"x"
)
(
λ
v
,
v
=
'
40
).
Proof
.
intros
E
.
rewrite
(
wp_bindi
(
LetCtx
_
_
))

Pred_spec
//=

wp_let
//=.
...
...
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