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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: {}
=====================
compiler/testData/cfg-variables/basic/InitializedNotDeclared.instructions
+2 -2
View File
@@ -9,8 +9,8 @@ class A {
L0:
1 <START> INIT: in: {} out: {}
2 mark({ x = 1 })
r(1) USE: in: {x=ONLY_WRITTEN_NEVER_READ} out: {x=ONLY_WRITTEN_NEVER_READ}
w(x) INIT: in: {} out: {x=I} USE: in: {} out: {x=ONLY_WRITTEN_NEVER_READ}
r(1) -> <v0> USE: in: {x=ONLY_WRITTEN_NEVER_READ} out: {x=ONLY_WRITTEN_NEVER_READ}
w(x|<v0>) INIT: in: {} out: {x=I} USE: in: {} out: {x=ONLY_WRITTEN_NEVER_READ}
1 v(val x: Int) INIT: in: {x=I} out: {x=ID}
L1:
<END> INIT: in: {x=ID} out: {x=ID}
compiler/testData/cfg-variables/basic/UsageInFunctionLiteral.instructions
+28 -26
View File
@@ -11,15 +11,15 @@ L0:
1 <START> INIT: in: {} out: {} USE: in: {} out: {}
2 mark({ val a = 1 val f = { (x: Int) -> val y = x + a use(a) } })
v(val 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}
v(val f = { (x: Int) -> val y = x + a use(a) }) INIT: in: {a=ID} out: {a=ID, f=D}
mark({ (x: Int) -> val y = x + a use(a) }) INIT: in: {a=ID, f=D} out: {a=ID, f=D}
jmp?(L2)
d({ (x: Int) -> val y = x + a use(a) }) USE: in: {a=READ} out: {a=READ}
L2:
r({ (x: Int) -> val y = x + a use(a) })
w(f) INIT: in: {a=ID, f=D} out: {a=ID, f=ID}
r({ (x: Int) -> val y = x + a use(a) }) -> <v1>
w(f|<v1>) INIT: in: {a=ID, f=D} out: {a=ID, f=ID}
L1:
1 <END> INIT: in: {} out: {}
error:
@@ -34,38 +34,40 @@ sink:
}
---------------------
L3:
3 <START> INIT: in: {} out: {}
v(x: Int) INIT: in: {} out: {x=D}
w(x) INIT: in: {x=D} out: {x=ID}
4 mark(val y = x + a use(a)) INIT: in: {x=ID} out: {x=ID}
v(val y = x + a) INIT: in: {x=ID} out: {x=ID, y=D}
mark(x + a) INIT: in: {x=ID, y=D} out: {x=ID, y=D} USE: in: {a=READ, x=READ} out: {a=READ, x=READ}
r(x) USE: in: {a=READ} out: {a=READ, x=READ}
r(a)
call(+, plus)
w(y) INIT: in: {x=ID, y=D} out: {x=ID, y=ID}
mark(use(a)) INIT: in: {x=ID, y=ID} out: {x=ID, y=ID} USE: in: {a=READ} out: {a=READ}
r(a) USE: in: {} out: {a=READ}
call(use, use)
3 <START> INIT: in: {} out: {}
v(x: Int) INIT: in: {} out: {x=D}
magic(x: Int) -> <v0> INIT: in: {x=D} out: {x=D}
w(x|<v0>) INIT: in: {x=D} out: {x=ID}
4 mark(val y = x + a use(a)) INIT: in: {x=ID} out: {x=ID}
v(val y = x + a) INIT: in: {x=ID} out: {x=ID, y=D}
mark(x + a) INIT: in: {x=ID, y=D} out: {x=ID, y=D} USE: in: {a=READ, x=READ} out: {a=READ, x=READ}
r(x) -> <v1> USE: in: {a=READ} out: {a=READ, x=READ}
r(a) -> <v2>
call(+, plus|<v1>, <v2>) -> <v3>
w(y|<v3>) INIT: in: {x=ID, y=D} out: {x=ID, y=ID}
mark(use(a)) INIT: in: {x=ID, y=ID} out: {x=ID, y=ID} USE: in: {a=READ} out: {a=READ}
r(a) -> <v4> USE: in: {} out: {a=READ}
call(use, use|<v4>) -> <v5>
L4:
3 <END> INIT: in: {x=ID} out: {x=ID}
3 <END> INIT: in: {x=ID} out: {x=ID}
error:
<ERROR> INIT: in: {} out: {}
<ERROR> INIT: in: {} out: {}
sink:
<SINK> INIT: in: {x=ID} out: {x=ID} USE: in: {} out: {}
<SINK> INIT: in: {x=ID} out: {x=ID} USE: in: {} out: {}
=====================
== use ==
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: {}
=====================
compiler/testData/cfg-variables/basic/VariablesInitialization.instructions
+13 -12
View File
@@ -10,12 +10,12 @@ L0:
1 <START> INIT: in: {} out: {} USE: in: {} out: {}
2 mark({ val a = 1 val b: Int b = 2 42 })
v(val 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}
v(val b: Int) INIT: in: {a=ID} out: {a=ID, b=D}
r(2) INIT: in: {a=ID, b=D} out: {a=ID, b=D} USE: in: {b=ONLY_WRITTEN_NEVER_READ} out: {b=ONLY_WRITTEN_NEVER_READ}
w(b) INIT: in: {a=ID, b=D} out: {a=ID, b=ID} USE: in: {} out: {b=ONLY_WRITTEN_NEVER_READ}
r(42) INIT: in: {a=ID, b=ID} out: {a=ID, b=ID}
r(2) -> <v1> INIT: in: {a=ID, b=D} out: {a=ID, b=D} USE: in: {b=ONLY_WRITTEN_NEVER_READ} out: {b=ONLY_WRITTEN_NEVER_READ}
w(b|<v1>) INIT: in: {a=ID, b=D} out: {a=ID, b=ID} USE: in: {} out: {b=ONLY_WRITTEN_NEVER_READ}
r(42) -> <v2> INIT: in: {a=ID, b=ID} out: {a=ID, b=ID}
L1:
1 <END> INIT: in: {} out: {}
error:
@@ -33,15 +33,16 @@ fun bar(foo: Foo) {
L0:
1 <START> INIT: in: {} out: {}
v(foo: Foo) INIT: in: {} out: {foo=D}
w(foo) INIT: in: {foo=D} out: {foo=ID}
magic(foo: Foo) -> <v0> INIT: in: {foo=D} out: {foo=D}
w(foo|<v0>) INIT: in: {foo=D} out: {foo=ID}
2 mark({ foo.c foo.c = 2 42 }) INIT: in: {foo=ID} out: {foo=ID}
mark(foo.c)
r(foo) USE: in: {c=READ, foo=READ} out: {c=READ, foo=READ}
r(c) USE: in: {c=ONLY_WRITTEN_NEVER_READ, foo=READ} out: {c=READ, foo=READ}
r(2) USE: in: {c=ONLY_WRITTEN_NEVER_READ, foo=READ} out: {c=ONLY_WRITTEN_NEVER_READ, foo=READ}
r(foo) USE: in: {c=ONLY_WRITTEN_NEVER_READ} out: {c=ONLY_WRITTEN_NEVER_READ, foo=READ}
w(foo.c) INIT: in: {foo=ID} out: {c=I, foo=ID} USE: in: {} out: {c=ONLY_WRITTEN_NEVER_READ}
r(42) INIT: in: {c=I, foo=ID} out: {c=I, foo=ID}
r(foo) -> <v1> USE: in: {c=READ, foo=READ} out: {c=READ, foo=READ}
r(c|<v1>) -> <v2> USE: in: {c=ONLY_WRITTEN_NEVER_READ, foo=READ} out: {c=READ, foo=READ}
r(2) -> <v3> USE: in: {c=ONLY_WRITTEN_NEVER_READ, foo=READ} out: {c=ONLY_WRITTEN_NEVER_READ, foo=READ}
r(foo) -> <v4> USE: in: {c=ONLY_WRITTEN_NEVER_READ} out: {c=ONLY_WRITTEN_NEVER_READ, foo=READ}
w(foo.c|<v4>, <v3>) INIT: in: {foo=ID} out: {c=I, foo=ID} USE: in: {} out: {c=ONLY_WRITTEN_NEVER_READ}
r(42) -> <v5> INIT: in: {c=I, foo=ID} out: {c=I, foo=ID}
L1:
1 <END>
error:
compiler/testData/cfg-variables/basic/VariablesUsage.instructions
+17 -16
View File
@@ -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: {}
=====================