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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/bugs/varInitializationInIf.instructions
+10 -9
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@@ -16,23 +16,24 @@ L0:
v(val b: Boolean) INIT: in: {} out: {b=D}
mark(if (1 < 2) { b = false } 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({ b = false })
r(false) USE: in: {b=WRITTEN_AFTER_READ} out: {b=WRITTEN_AFTER_READ}
w(b) INIT: in: {b=D} out: {b=ID} USE: in: {b=READ} out: {b=WRITTEN_AFTER_READ}
r(false) -> <v3> USE: in: {b=WRITTEN_AFTER_READ} out: {b=WRITTEN_AFTER_READ}
w(b|<v3>) INIT: in: {b=D} out: {b=ID} USE: in: {b=READ} out: {b=WRITTEN_AFTER_READ}
2 jmp(L3) INIT: in: {b=ID} out: {b=ID} USE: in: {b=READ} out: {b=READ}
L2:
3 mark({ b = true }) INIT: in: {b=D} out: {b=D}
r(true) USE: in: {b=WRITTEN_AFTER_READ} out: {b=WRITTEN_AFTER_READ}
w(b) INIT: in: {b=D} out: {b=ID} USE: in: {b=READ} out: {b=WRITTEN_AFTER_READ}
r(true) -> <v4> USE: in: {b=WRITTEN_AFTER_READ} out: {b=WRITTEN_AFTER_READ}
w(b|<v4>) INIT: in: {b=D} out: {b=ID} USE: in: {b=READ} out: {b=WRITTEN_AFTER_READ}
L3:
2 mark(use(b)) INIT: in: {b=ID} out: {b=ID}
error(use, No resolved call) USE: in: {b=READ} out: {b=READ}
r(b) USE: in: {} out: {b=READ}
r(b) -> <v5> USE: in: {} out: {b=READ}
error(use, No resolved call)
magic(use|<v5>) -> <v6>
L1:
1 <END> INIT: in: {} out: {}
error: