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Pseudocode: Generate merge instruction regardless of number of branches

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This commit is contained in:
Alexey Sedunov
2014-07-25 20:59:00 +04:00
parent d008cb8c21
commit 9f3ebe5f3b
21 changed files with 525 additions and 500 deletions
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compiler/testData/cfg/tailCalls/finally.instructions
+9 -8
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@@ -11,25 +11,26 @@ L0:
1 <START>
2 mark({ try { // do nothing } finally { test() } })
mark(try { // do nothing } finally { test() })
jmp?(L2 [onExceptionToFinallyBlock]) NEXT:[mark({ test() }), mark({ // do nothing })]
jmp?(L2 [onExceptionToFinallyBlock]) NEXT:[mark({ test() }), mark({ // do nothing })]
3 mark({ // do nothing })
read (Unit)
2 jmp(L3 [skipFinallyToErrorBlock]) NEXT:[mark({ test() })]
2 jmp(L3 [skipFinallyToErrorBlock]) NEXT:[mark({ test() })]
L2 [onExceptionToFinallyBlock]:
L4 [start finally]:
3 mark({ test() }) PREV:[jmp?(L2 [onExceptionToFinallyBlock])]
3 mark({ test() }) PREV:[jmp?(L2 [onExceptionToFinallyBlock])]
mark(test())
call(test(), test) -> <v0>
L5 [finish finally]:
2 jmp(error) NEXT:[<ERROR>]
2 jmp(error) NEXT:[<ERROR>]
L3 [skipFinallyToErrorBlock]:
3 mark({ test() }) PREV:[jmp(L3 [skipFinallyToErrorBlock])]
3 mark({ test() }) PREV:[jmp(L3 [skipFinallyToErrorBlock])]
mark(test())
call(test(), test) -> <v0>
2 merge(try { // do nothing } finally { test() }|!<v1>) -> <v2>
L1:
1 <END> NEXT:[<SINK>]
1 <END> NEXT:[<SINK>]
error:
<ERROR> PREV:[jmp(error)]
<ERROR> PREV:[jmp(error)]
sink:
<SINK> PREV:[<ERROR>, <END>]
<SINK> PREV:[<ERROR>, <END>]
=====================