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FIR CFA: rewrite handling of try-catch-finally

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The result is the same, but it should now be much clearer what the
shortcomings of the current implementation are.
This commit is contained in:
pyos
2022-11-27 21:27:37 +01:00
committed by Dmitriy Novozhilov
parent a079010fad
commit 069d99c5ea
10 changed files with 390 additions and 466 deletions
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compiler/fir/analysis-tests/testData/resolve/cfg/tryCatch.dot
Vendored
+40 -40
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@@ -27,12 +27,12 @@ digraph tryCatch_kt {
subgraph cluster_5 {
color=blue
9 [label="Catch enter"];
10 [label="Variable declaration: e: R|kotlin/Exception|"];
10 [label="Variable declaration: e: R|kotlin/RuntimeException|"];
subgraph cluster_6 {
color=blue
11 [label="Enter block"];
12 [label="Const: Int(3)"];
13 [label="Variable declaration: lval z: R|kotlin/Int|"];
12 [label="Const: Int(2)"];
13 [label="Variable declaration: lval y: R|kotlin/Int|"];
14 [label="Exit block"];
}
15 [label="Catch exit"];
@@ -40,12 +40,12 @@ digraph tryCatch_kt {
subgraph cluster_7 {
color=blue
16 [label="Catch enter"];
17 [label="Variable declaration: e: R|kotlin/RuntimeException|"];
17 [label="Variable declaration: e: R|kotlin/Exception|"];
subgraph cluster_8 {
color=blue
18 [label="Enter block"];
19 [label="Const: Int(2)"];
20 [label="Variable declaration: lval y: R|kotlin/Int|"];
19 [label="Const: Int(3)"];
20 [label="Variable declaration: lval z: R|kotlin/Int|"];
21 [label="Exit block"];
}
22 [label="Catch exit"];
@@ -224,11 +224,11 @@ digraph tryCatch_kt {
subgraph cluster_31 {
color=blue
84 [label="Catch enter"];
85 [label="Variable declaration: e: R|kotlin/RuntimeException|"];
85 [label="Variable declaration: e: R|kotlin/Exception|"];
subgraph cluster_32 {
color=blue
86 [label="Enter block"];
87 [label="Jump: break@@@[Boolean(true)] "];
87 [label="Jump: continue@@@[Boolean(true)] "];
88 [label="Stub" style="filled" fillcolor=gray];
89 [label="Exit block" style="filled" fillcolor=gray];
}
@@ -236,32 +236,32 @@ digraph tryCatch_kt {
}
subgraph cluster_33 {
color=blue
95 [label="Catch enter"];
96 [label="Variable declaration: e: R|kotlin/Exception|"];
91 [label="Catch enter"];
92 [label="Variable declaration: e: R|kotlin/RuntimeException|"];
subgraph cluster_34 {
color=blue
97 [label="Enter block"];
98 [label="Jump: continue@@@[Boolean(true)] "];
99 [label="Stub" style="filled" fillcolor=gray];
100 [label="Exit block" style="filled" fillcolor=gray];
93 [label="Enter block"];
94 [label="Jump: break@@@[Boolean(true)] "];
100 [label="Stub" style="filled" fillcolor=gray];
101 [label="Exit block" style="filled" fillcolor=gray];
}
101 [label="Catch exit" style="filled" fillcolor=gray];
102 [label="Catch exit" style="filled" fillcolor=gray];
}
102 [label="Try expression exit"];
103 [label="Try expression exit"];
}
103 [label="Const: Int(2)"];
104 [label="Variable declaration: lval y: R|kotlin/Int|"];
105 [label="Exit block"];
104 [label="Const: Int(2)"];
105 [label="Variable declaration: lval y: R|kotlin/Int|"];
106 [label="Exit block"];
}
106 [label="Exit loop block"];
107 [label="Exit loop block"];
}
91 [label="Exit whileloop"];
95 [label="Exit whileloop"];
}
92 [label="Const: Int(3)"];
93 [label="Variable declaration: lval z: R|kotlin/Int|"];
94 [label="Exit block"];
96 [label="Const: Int(3)"];
97 [label="Variable declaration: lval z: R|kotlin/Int|"];
98 [label="Exit block"];
}
107 [label="Exit function test_3" style="filled" fillcolor=red];
99 [label="Exit function test_3" style="filled" fillcolor=red];
}
44 -> {45};
45 -> {46};
@@ -269,10 +269,10 @@ digraph tryCatch_kt {
47 -> {48};
48 -> {49};
49 -> {50};
49 -> {91} [style=dotted];
49 -> {95} [style=dotted];
50 -> {51};
51 -> {52};
52 -> {53 84 95};
52 -> {53 84 91};
53 -> {54};
54 -> {55};
55 -> {56};
@@ -282,7 +282,7 @@ digraph tryCatch_kt {
59 -> {66};
60 -> {61};
61 -> {62};
62 -> {107};
62 -> {99};
62 -> {63} [style=dotted];
63 -> {64} [style=dotted];
64 -> {65} [style=dotted];
@@ -298,40 +298,40 @@ digraph tryCatch_kt {
74 -> {81};
75 -> {76};
76 -> {77};
77 -> {91};
77 -> {95};
77 -> {78} [style=dotted];
78 -> {79} [style=dotted];
79 -> {80} [style=dotted];
80 -> {81} [style=dotted];
81 -> {82};
82 -> {83};
83 -> {84 95 102};
83 -> {84 91 103};
84 -> {85};
84 -> {107} [label="onUncaughtException"];
84 -> {99} [label="onUncaughtException"];
85 -> {86};
86 -> {87};
87 -> {91};
87 -> {47} [color=green style=dashed];
87 -> {88} [style=dotted];
88 -> {89} [style=dotted];
89 -> {90} [style=dotted];
90 -> {102} [style=dotted];
90 -> {103} [style=dotted];
91 -> {92};
91 -> {99} [label="onUncaughtException"];
92 -> {93};
93 -> {94};
94 -> {107};
94 -> {95};
94 -> {100} [style=dotted];
95 -> {96};
95 -> {107} [label="onUncaughtException"];
96 -> {97};
97 -> {98};
98 -> {47} [color=green style=dashed];
98 -> {99} [style=dotted];
99 -> {100} [style=dotted];
98 -> {99};
100 -> {101} [style=dotted];
101 -> {102} [style=dotted];
102 -> {103};
102 -> {103} [style=dotted];
103 -> {104};
104 -> {105};
105 -> {106};
106 -> {47} [color=green style=dashed];
106 -> {107};
107 -> {47} [color=green style=dashed];
}