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Store only data for variables declared in current lexical scope.

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Remove data for other variables (when leaving a scope).
This commit is contained in:
Svetlana Isakova
2014-03-05 19:35:39 +04:00
parent 9dd23d9289
commit 35c6a656c9
17 changed files with 219 additions and 131 deletions
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compiler/testData/cfg-variables/lexicalScopes/localFunctionScope.instructions
+11 -11
View File
@@ -9,7 +9,7 @@ fun foo() {
}
---------------------
L0:
1 <START> INIT: in: {} out: {}
1 <START> INIT: in: {} out: {} USE: in: {} out: {}
2 mark({ "before" val b = 1 fun local(x: Int) { val a = x + b } "after" })
mark("before")
r("before")
@@ -17,16 +17,16 @@ L0:
r(1) INIT: in: {b=D} out: {b=D}
w(b) INIT: in: {b=D} out: {b=ID}
jmp?(L2) INIT: in: {b=ID} out: {b=ID}
d(fun local(x: Int) { val a = x + b }) INIT: in: {a=ID, b=ID, x=ID} out: {a=ID, b=ID, x=ID} USE: in: {b=READ, x=READ} out: {b=READ, x=READ}
d(fun local(x: Int) { val a = x + b }) USE: in: {b=READ} out: {b=READ}
L2:
mark("after") INIT: in: {b=ID} out: {b=ID}
mark("after")
r("after")
L1:
1 <END>
1 <END> INIT: in: {} out: {}
error:
<ERROR> INIT: in: {} out: {}
<ERROR>
sink:
<SINK> INIT: in: {a=ID, b=ID, x=ID} out: {a=ID, b=ID, x=ID} USE: in: {} out: {}
<SINK> USE: in: {} out: {}
=====================
== local ==
fun local(x: Int) {
@@ -39,15 +39,15 @@ L3:
w(x) INIT: in: {b=ID, x=D} out: {b=ID, x=ID}
4 mark({ val a = x + b }) INIT: in: {b=ID, x=ID} out: {b=ID, x=ID}
v(val a = x + b) INIT: in: {b=ID, x=ID} out: {a=D, b=ID, x=ID}
mark(x + b) INIT: in: {a=D, b=ID, x=ID} out: {a=D, b=ID, x=ID} USE: in: {b=READ, x=READ} out: {b=READ, x=READ}
r(x) USE: in: {b=READ} out: {b=READ, x=READ}
r(b) USE: in: {} out: {b=READ}
mark(x + b) INIT: in: {a=D, b=ID, x=ID} out: {a=D, b=ID, x=ID} USE: in: {b=READ, x=READ} out: {b=READ, x=READ}
r(x) USE: in: {b=READ} out: {b=READ, x=READ}
r(b) USE: in: {} out: {b=READ}
call(+, plus)
w(a) INIT: in: {a=D, b=ID, x=ID} out: {a=ID, b=ID, x=ID}
L4:
3 <END> INIT: in: {a=ID, b=ID, x=ID} out: {a=ID, b=ID, x=ID}
3 <END> INIT: in: {b=ID, x=ID} out: {b=ID, x=ID}
error:
<ERROR> INIT: in: {} out: {}
sink:
<SINK> INIT: in: {a=ID, b=ID, x=ID} out: {a=ID, b=ID, x=ID} USE: in: {} out: {}
<SINK> INIT: in: {b=ID, x=ID} out: {b=ID, x=ID} USE: in: {} out: {}
=====================