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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/VariablesUsage.instructions
+17 -16
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@@ -10,16 +10,16 @@ L0:
1 <START> INIT: in: {} out: {} USE: in: {} out: {}
2 mark({ var a = 1 use(a) a = 2 use(a) })
v(var a = 1) INIT: in: {} out: {a=D}
r(1) INIT: in: {a=D} out: {a=D}
w(a) INIT: in: {a=D} out: {a=ID}
r(1) -> <v0> INIT: in: {a=D} out: {a=D}
w(a|<v0>) INIT: in: {a=D} out: {a=ID}
mark(use(a)) INIT: in: {a=ID} out: {a=ID} USE: in: {a=READ} out: {a=READ}
r(a) USE: in: {a=WRITTEN_AFTER_READ} out: {a=READ}
call(use, use)
r(2) USE: in: {a=WRITTEN_AFTER_READ} out: {a=WRITTEN_AFTER_READ}
w(a) USE: in: {a=READ} out: {a=WRITTEN_AFTER_READ}
r(a) -> <v1> USE: in: {a=WRITTEN_AFTER_READ} out: {a=READ}
call(use, use|<v1>) -> <v2>
r(2) -> <v3> USE: in: {a=WRITTEN_AFTER_READ} out: {a=WRITTEN_AFTER_READ}
w(a|<v3>) USE: in: {a=READ} out: {a=WRITTEN_AFTER_READ}
mark(use(a)) USE: in: {a=READ} out: {a=READ}
r(a) USE: in: {} out: {a=READ}
call(use, use)
r(a) -> <v4> USE: in: {} out: {a=READ}
call(use, use|<v4>) -> <v5>
L1:
1 <END> INIT: in: {} out: {}
error:
@@ -37,8 +37,8 @@ L0:
1 <START> INIT: in: {} out: {} USE: in: {} out: {}
2 mark({ val b: Int b = 3 })
v(val b: Int) INIT: in: {} out: {b=D}
r(3) INIT: in: {b=D} out: {b=D} 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(3) -> <v0> INIT: in: {b=D} out: {b=D} USE: in: {b=ONLY_WRITTEN_NEVER_READ} out: {b=ONLY_WRITTEN_NEVER_READ}
w(b|<v0>) INIT: in: {b=D} out: {b=ID} USE: in: {} out: {b=ONLY_WRITTEN_NEVER_READ}
L1:
1 <END> INIT: in: {} out: {}
error:
@@ -50,14 +50,15 @@ sink:
fun use(a: Int) = a
---------------------
L0:
1 <START> INIT: in: {} out: {}
v(a: Int) 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(a: Int) INIT: in: {} out: {a=D}
magic(a: Int) -> <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: {}
=====================