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Pseudocode: Introduce pseudo-value analysis

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This commit is contained in:
Alexey Sedunov
2014-05-12 17:42:44 +04:00
parent 3ce96671d9
commit d2c055e9da
103 changed files with 2417 additions and 1432 deletions
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compiler/testData/cfg-variables/basic/IfWithUninitialized.instructions
+15 -14
View File
@@ -15,19 +15,19 @@ L0:
v(val b: Boolean) INIT: in: {} out: {b=D}
mark(if (1 < 2) { use(b) } else { b = true }) INIT: in: {b=D} out: {b=D}
mark(1 < 2)
r(1)
r(2)
call(<, compareTo)
jf(L2)
r(1) -> <v0>
r(2) -> <v1>
call(<, compareTo|<v0>, <v1>) -> <v2>
jf(L2|<v2>)
3 mark({ use(b) })
mark(use(b)) USE: in: {b=READ} out: {b=READ}
r(b) USE: in: {} out: {b=READ}
call(use, use)
r(b) -> <v3> USE: in: {} out: {b=READ}
call(use, use|<v3>) -> <v4>
2 jmp(L3) USE: in: {} out: {}
L2:
3 mark({ b = true })
r(true) USE: in: {b=ONLY_WRITTEN_NEVER_READ} out: {b=ONLY_WRITTEN_NEVER_READ}
w(b) INIT: in: {b=D} out: {b=ID} USE: in: {} out: {b=ONLY_WRITTEN_NEVER_READ}
r(true) -> <v5> USE: in: {b=ONLY_WRITTEN_NEVER_READ} out: {b=ONLY_WRITTEN_NEVER_READ}
w(b|<v5>) INIT: in: {b=D} out: {b=ID} USE: in: {} out: {b=ONLY_WRITTEN_NEVER_READ}
L1:
L3:
1 <END> INIT: in: {} out: {}
@@ -40,14 +40,15 @@ sink:
fun use(vararg a: Any?) = a
---------------------
L0:
1 <START> INIT: in: {} out: {}
v(vararg a: Any?) INIT: in: {} out: {a=D}
w(a) INIT: in: {a=D} out: {a=ID} USE: in: {a=READ} out: {a=READ}
r(a) INIT: in: {a=ID} out: {a=ID} USE: in: {} out: {a=READ}
1 <START> INIT: in: {} out: {}
v(vararg a: Any?) INIT: in: {} out: {a=D}
magic(vararg a: Any?) -> <v0> INIT: in: {a=D} out: {a=D}
w(a|<v0>) INIT: in: {a=D} out: {a=ID} USE: in: {a=READ} out: {a=READ}
r(a) -> <v1> INIT: in: {a=ID} out: {a=ID} USE: in: {} out: {a=READ}
L1:
<END>
error:
<ERROR> INIT: in: {} out: {}
<ERROR> INIT: in: {} out: {}
sink:
<SINK> INIT: in: {a=ID} out: {a=ID} USE: in: {} out: {}
<SINK> INIT: in: {a=ID} out: {a=ID} USE: in: {} out: {}
=====================