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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/expressions/Assignments.instructions
+43 -33
View File
@@ -26,55 +26,65 @@ fun assignments() : Unit {
val t = Test();
t.x = 1
t.x += 1
}
---------------------
L0:
1 <START>
2 mark({ var x = 1 x = 2 x += 2 x = if (true) 1 else 2 val y = true && false val z = false && true val t = Test(); t.x = 1 })
2 mark({ var x = 1 x = 2 x += 2 x = if (true) 1 else 2 val y = true && false val z = false && true val t = Test(); t.x = 1 t.x += 1 })
v(var x = 1)
r(1)
w(x)
r(2)
w(x)
r(1) -> <v0>
w(x|<v0>)
r(2) -> <v1>
w(x|<v1>)
mark(x += 2)
r(x)
r(2)
call(+=, plus)
w(x)
r(x) -> <v2>
r(2) -> <v3>
call(+=, plus|<v2>, <v3>) -> <v4>
w(x|<v4>)
mark(if (true) 1 else 2)
r(true)
jf(L2) NEXT:[r(2), r(1)]
r(1)
jmp(L3) NEXT:[w(x)]
r(true) -> <v5>
jf(L2|<v5>) NEXT:[r(2) -> <v7>, r(1) -> <v6>]
r(1) -> <v6>
jmp(L3) NEXT:[magic(if (true) 1 else 2|<v6>, <v7>) -> <v8>]
L2:
r(2) PREV:[jf(L2)]
r(2) -> <v7> PREV:[jf(L2|<v5>)]
L3:
w(x) PREV:[jmp(L3), r(2)]
magic(if (true) 1 else 2|<v6>, <v7>) -> <v8> PREV:[jmp(L3), r(2) -> <v7>]
w(x|<v8>)
v(val y = true && false)
r(true)
jf(L4) NEXT:[r(true && false), r(false)]
r(false)
r(true) -> <v9>
jf(L4|<v9>) NEXT:[magic(true && false|<v9>, <v10>) -> <v11>, r(false) -> <v10>]
r(false) -> <v10>
L4:
r(true && false) PREV:[jf(L4), r(false)]
w(y)
magic(true && false|<v9>, <v10>) -> <v11> PREV:[jf(L4|<v9>), r(false) -> <v10>]
w(y|<v11>)
v(val z = false && true)
r(false)
jf(L5) NEXT:[r(false && true), r(true)]
r(true)
r(false) -> <v12>
jf(L5|<v12>) NEXT:[magic(false && true|<v12>, <v13>) -> <v14>, r(true) -> <v13>]
r(true) -> <v13>
L5:
r(false && true) PREV:[jf(L5), r(true)]
w(z)
magic(false && true|<v12>, <v13>) -> <v14> PREV:[jf(L5|<v12>), r(true) -> <v13>]
w(z|<v14>)
v(val t = Test())
mark(Test())
call(Test, <init>)
w(t)
r(1)
r(t)
w(t.x)
call(Test, <init>) -> <v15>
w(t|<v15>)
r(1) -> <v16>
r(t) -> <v17>
w(t.x|<v17>, <v16>)
mark(t.x += 1)
mark(t.x)
r(t) -> <v18>
r(x|<v18>) -> <v19>
r(1) -> <v20>
call(+=, plus|<v19>, <v20>) -> <v21>
r(t) -> <v22>
w(t.x|<v22>, <v21>)
L1:
1 <END> NEXT:[<SINK>]
1 <END> NEXT:[<SINK>]
error:
<ERROR> PREV:[]
<ERROR> PREV:[]
sink:
<SINK> PREV:[<ERROR>, <END>]
<SINK> PREV:[<ERROR>, <END>]
=====================