Skip to content
GitLab
Explore
Sign in
Primary navigation
Search or go to…
Project
Iris
Manage
Activity
Members
Labels
Plan
Issues
Issue boards
Milestones
Wiki
Code
Merge requests
Repository
Branches
Commits
Tags
Repository graph
Compare revisions
Build
Pipelines
Jobs
Pipeline schedules
Artifacts
Deploy
Releases
Package registry
Model registry
Operate
Terraform modules
Monitor
Service Desk
Analyze
Value stream analytics
Contributor analytics
CI/CD analytics
Repository analytics
Model experiments
Help
Help
Support
GitLab documentation
Compare GitLab plans
Community forum
Contribute to GitLab
Provide feedback
Terms and privacy
Keyboard shortcuts
?
Snippets
Groups
Projects
Show more breadcrumbs
Pierre Roux
Iris
Commits
7abb5b47
Commit
7abb5b47
authored
9 years ago
by
Ralf Jung
Browse files
Options
Downloads
Patches
Plain Diff
show that fork is atomic!
parent
a3260824
No related branches found
No related tags found
No related merge requests found
Changes
1
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
iris_ht_rules.v
+33
-1
33 additions, 1 deletion
iris_ht_rules.v
with
33 additions
and
1 deletion
iris_ht_rules.v
+
33
−
1
View file @
7abb5b47
...
@@ -173,7 +173,7 @@ Module Type IRIS_HT_RULES (RL : VIRA_T) (C : CORE_LANG) (R: IRIS_RES RL C) (WP:
...
@@ -173,7 +173,7 @@ Module Type IRIS_HT_RULES (RL : VIRA_T) (C : CORE_LANG) (R: IRIS_RES RL C) (WP:
pvs
m
m'
(
wp
safe
m'
e
((
pvs
m'
m
)
<
M
<
φ
))
⊑
wp
safe
m
e
φ
.
pvs
m
m'
(
wp
safe
m'
e
((
pvs
m'
m
)
<
M
<
φ
))
⊑
wp
safe
m
e
φ
.
Proof
.
Proof
.
move
=>
w0
n0
Hvswpvs
.
rewrite
->
unfold_wp
.
intros
wf
;
intros
.
move
=>
w0
n0
Hvswpvs
.
rewrite
->
unfold_wp
.
intros
wf
;
intros
.
split
;
[
intros
HV
;
contradiction
(
atomic_not_value
e
)
|]
.
split
;
[
intros
HV
;
now
contradiction
(
atomic_not_value
e
)
|]
.
edestruct
(
Hvswpvs
wf
k
mf
)
as
(
w2
&
Hwpvs
&
Hsat2
);[
eassumption
|
de_auto_eq
|
eassumption
|]
.
edestruct
(
Hvswpvs
wf
k
mf
)
as
(
w2
&
Hwpvs
&
Hsat2
);[
eassumption
|
de_auto_eq
|
eassumption
|]
.
rewrite
->
unfold_wp
in
Hwpvs
.
rewrite
->
unfold_wp
in
Hwpvs
.
edestruct
(
Hwpvs
wf
k
mf
)
as
(
Hwpval
&
Hwpstep
&
Hwpfork
&
Hwpsafe
);[|
de_auto_eq
|
eassumption
|];
first
omega
.
edestruct
(
Hwpvs
wf
k
mf
)
as
(
Hwpval
&
Hwpstep
&
Hwpfork
&
Hwpsafe
);[|
de_auto_eq
|
eassumption
|];
first
omega
.
...
@@ -194,6 +194,38 @@ Module Type IRIS_HT_RULES (RL : VIRA_T) (C : CORE_LANG) (R: IRIS_RES RL C) (WP:
...
@@ -194,6 +194,38 @@ Module Type IRIS_HT_RULES (RL : VIRA_T) (C : CORE_LANG) (R: IRIS_RES RL C) (WP:
eapply
wpValue
.
eassumption
.
eapply
wpValue
.
eassumption
.
Qed
.
Qed
.
Lemma
wpAConsFork
safe
m
m'
e
φ
(
HSub
:
m'
⊑
m
)
:
pvs
m
m'
(
wp
safe
m'
(
fork
e
)
((
pvs
m'
m
)
<
M
<
φ
))
⊑
wp
safe
m
(
fork
e
)
φ
.
Proof
.
move
=>
w0
n0
Hvswpvs
.
rewrite
->
unfold_wp
.
intros
wf
;
intros
.
split
;
[
intros
HV
;
now
contradiction
(
@
fork_not_value
e
)
|]
.
edestruct
(
Hvswpvs
wf
k
mf
)
as
(
w2
&
Hwpvs
&
Hsat2
);[
eassumption
|
de_auto_eq
|
eassumption
|]
.
rewrite
->
unfold_wp
in
Hwpvs
.
edestruct
(
Hwpvs
wf
k
mf
)
as
(
Hwpval
&
Hwpstep
&
Hwpfork
&
Hwpsafe
);[|
de_auto_eq
|
eassumption
|];
first
omega
.
split
.
{
move
=>?
?
?
?
Hfill
Hstep
.
exfalso
.
eapply
(
fork_stuck
empty_ctx
e
)
.
-
rewrite
Hfill
.
erewrite
fill_comp
.
reflexivity
.
-
do
2
eexists
;
eassumption
.
}
split
;
last
assumption
.
move
=>
ei'
K
Hfill
{
Hwpval
Hwpstep
Hwpsafe
Hvswpvs
Hwpvs
Hsat2
HE
}
.
destruct
(
Hwpfork
_
_
Hfill
)
as
(
w3
&
w3'
&
Hwpvs
&
Hwpforked
&
Hsat3
)=>{
Hwpfork
}
.
move
:(
fill_fork
Hfill
)
=>
Hctx
.
subst
K
.
rewrite
fill_empty
in
Hfill
.
apply
fork_inj
in
Hfill
.
subst
ei'
.
destruct
k
.
{
exists
w3
w3'
.
split
;
first
exact
:
wp1
.
split
;
first
assumption
.
exact
I
.
}
rewrite
->
unfold_wp
in
Hwpvs
.
move
:
Hsat3
.
rewrite
(
comm
w3
)
-
(
assoc
)
=>
Hsat3
.
edestruct
Hwpvs
as
(
Hwpval
&
_);
[|
|
eassumption
|]=>{
Hwpvs
Hsat3
};
first
omega
;
first
de_auto_eq
.
move
:
Hwpval
.
rewrite
fill_empty
=>
Hwpval
.
destruct
(
Hwpval
fork_ret_is_value
)
as
(
w4
&
Hvs
&
Hsat4
)=>{
Hwpval
}
.
edestruct
(
Hvs
(
w3
·
wf
)
k
mf
)
as
(
w5
&
Hφ
&
Hsat5
);
[|
|
eassumption
|]=>{
Hvs
Hsat4
};
first
omega
;
first
de_auto_eq
.
exists
w3
w5
.
split
;
last
split
.
-
eapply
wpValue
.
eassumption
.
-
assumption
.
-
rewrite
(
comm
w3
)
-
assoc
.
assumption
.
Qed
.
(** Framing **)
(** Framing **)
Lemma
wpFrameMask
safe
m1
m2
e
φ
(*HD : m1 # m2*)
:
Lemma
wpFrameMask
safe
m1
m2
e
φ
(*HD : m1 # m2*)
:
wp
safe
m1
e
φ
⊑
wp
safe
(
m1
∪
m2
)
e
φ
.
wp
safe
m1
e
φ
⊑
wp
safe
(
m1
∪
m2
)
e
φ
.
...
...
This diff is collapsed.
Click to expand it.
Preview
0%
Loading
Try again
or
attach a new file
.
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Save comment
Cancel
Please
register
or
sign in
to comment