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CFG exhaustive when else instruction for KT-8700

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This commit is contained in:
Mikhail Glukhikh
2015-12-14 16:08:01 +03:00
committed by Mikhail Glukhikh
parent 697228eae0
commit b805ce06c2
25 changed files with 446 additions and 51 deletions
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compiler/testData/cfg-variables/basic/ExhaustiveInitialization.values
Vendored
+46
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@@ -0,0 +1,46 @@
== Direction ==
enum class Direction {
NORTH, SOUTH, WEST, EAST
}
---------------------
=====================
== foo ==
fun foo(dir: Direction): Int {
val res: Int
when (dir) {
Direction.NORTH -> res = 1
Direction.SOUTH -> res = 2
Direction.WEST -> res = 3
Direction.EAST -> res = 4
}
return res
}
---------------------
<v0>: Direction NEW: magic[FAKE_INITIALIZER](dir: Direction) -> <v0>
<v14>: * NEW: magic[EXHAUSTIVE_WHEN_ELSE](when (dir) { Direction.NORTH -> res = 1 Direction.SOUTH -> res = 2 Direction.WEST -> res = 3 Direction.EAST -> res = 4 }) -> <v14>
dir <v1>: * NEW: r(dir) -> <v1>
NORTH <v2>: * NEW: r(NORTH) -> <v2>
Direction.NORTH <v2>: * COPY
Direction.NORTH <v3>: * NEW: magic[EQUALS_IN_WHEN_CONDITION](Direction.NORTH|<v1>, <v2>) -> <v3>
1 <v4>: Int NEW: r(1) -> <v4>
res = 1 !<v15>: *
SOUTH <v5>: * NEW: r(SOUTH) -> <v5>
Direction.SOUTH <v5>: * COPY
Direction.SOUTH <v6>: * NEW: magic[EQUALS_IN_WHEN_CONDITION](Direction.SOUTH|<v1>, <v5>) -> <v6>
2 <v7>: Int NEW: r(2) -> <v7>
res = 2 !<v16>: *
WEST <v8>: * NEW: r(WEST) -> <v8>
Direction.WEST <v8>: * COPY
Direction.WEST <v9>: * NEW: magic[EQUALS_IN_WHEN_CONDITION](Direction.WEST|<v1>, <v8>) -> <v9>
3 <v10>: Int NEW: r(3) -> <v10>
res = 3 !<v17>: *
EAST <v11>: * NEW: r(EAST) -> <v11>
Direction.EAST <v11>: * COPY
Direction.EAST <v12>: * NEW: magic[EQUALS_IN_WHEN_CONDITION](Direction.EAST|<v1>, <v11>) -> <v12>
4 <v13>: Int NEW: r(4) -> <v13>
res = 4 !<v18>: *
when (dir) { Direction.NORTH -> res = 1 Direction.SOUTH -> res = 2 Direction.WEST -> res = 3 Direction.EAST -> res = 4 } <v19>: * NEW: merge(when (dir) { Direction.NORTH -> res = 1 Direction.SOUTH -> res = 2 Direction.WEST -> res = 3 Direction.EAST -> res = 4 }|!<v15>, !<v16>, !<v17>, !<v18>) -> <v19>
res <v20>: Int NEW: r(res) -> <v20>
return res !<v21>: *
{ val res: Int when (dir) { Direction.NORTH -> res = 1 Direction.SOUTH -> res = 2 Direction.WEST -> res = 3 Direction.EAST -> res = 4 } return res } !<v21>: * COPY
=====================