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Pseudocode: Consume value of true condition in while-loop

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This commit is contained in:
Alexey Sedunov
2014-07-23 12:47:01 +04:00
parent e11ffb8542
commit b0bf11c51e
5 changed files with 72 additions and 57 deletions
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compiler/testData/cfg/controlStructures/Finally.instructions
+29 -26
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@@ -256,36 +256,37 @@ L2 [loop entry point]:
L5 [condition entry point]:
r(true) -> <v0> PREV:[mark(@l while(true) { try { 1 if (2 > 3) { break @l } } finally { 2 } }), jmp(L2 [loop entry point])]
mark(while(true) { try { 1 if (2 > 3) { break @l } } finally { 2 } })
magic[VALUE_CONSUMER](true|<v0>) -> <v1>
L4 [body entry point]:
3 mark({ try { 1 if (2 > 3) { break @l } } finally { 2 } })
mark(try { 1 if (2 > 3) { break @l } } finally { 2 })
jmp?(L6 [onExceptionToFinallyBlock]) NEXT:[mark({ 2 }), mark({ 1 if (2 > 3) { break @l } })]
4 mark({ 1 if (2 > 3) { break @l } })
r(1) -> <v1>
r(1) -> <v2>
mark(if (2 > 3) { break @l })
r(2) -> <v2>
r(3) -> <v3>
r(2) -> <v3>
r(3) -> <v4>
mark(2 > 3)
call(2 > 3, compareTo|<v2>, <v3>) -> <v4>
jf(L7|<v4>) NEXT:[read (Unit), mark({ break @l })]
call(2 > 3, compareTo|<v3>, <v4>) -> <v5>
jf(L7|<v5>) NEXT:[read (Unit), mark({ break @l })]
5 mark({ break @l })
L8 [start finally]:
6 mark({ 2 })
r(2) -> <v5>
r(2) -> <v6>
L9 [finish finally]:
5 jmp(L3 [loop exit point]) NEXT:[read (Unit)]
- 4 jmp(L10) NEXT:[jmp(L11 [skipFinallyToErrorBlock])] PREV:[]
L7:
read (Unit) PREV:[jf(L7|<v4>)]
read (Unit) PREV:[jf(L7|<v5>)]
L10:
3 jmp(L11 [skipFinallyToErrorBlock]) NEXT:[mark({ 2 })]
L6 [onExceptionToFinallyBlock]:
6 mark({ 2 }) PREV:[jmp?(L6 [onExceptionToFinallyBlock])]
r(2) -> <v5>
r(2) -> <v6>
3 jmp(error) NEXT:[<ERROR>]
L11 [skipFinallyToErrorBlock]:
6 mark({ 2 }) PREV:[jmp(L11 [skipFinallyToErrorBlock])]
r(2) -> <v5>
r(2) -> <v6>
2 jmp(L2 [loop entry point]) NEXT:[r(true) -> <v0>]
L3 [loop exit point]:
read (Unit) PREV:[jmp(L3 [loop exit point])]
@@ -322,35 +323,36 @@ L3 [loop entry point]:
L6 [condition entry point]:
r(true) -> <v0> PREV:[mark(@l while(true) { 1 if (2 > 3) { break @l } }), jmp(L3 [loop entry point])]
mark(while(true) { 1 if (2 > 3) { break @l } })
magic[VALUE_CONSUMER](true|<v0>) -> <v1>
L5 [body entry point]:
4 mark({ 1 if (2 > 3) { break @l } })
r(1) -> <v1>
r(1) -> <v2>
mark(if (2 > 3) { break @l })
r(2) -> <v2>
r(3) -> <v3>
r(2) -> <v3>
r(3) -> <v4>
mark(2 > 3)
call(2 > 3, compareTo|<v2>, <v3>) -> <v4>
jf(L7|<v4>) NEXT:[read (Unit), mark({ break @l })]
call(2 > 3, compareTo|<v3>, <v4>) -> <v5>
jf(L7|<v5>) NEXT:[read (Unit), mark({ break @l })]
5 mark({ break @l })
jmp(L4 [loop exit point]) NEXT:[read (Unit)]
- 4 jmp(L8) NEXT:[jmp(L3 [loop entry point])] PREV:[]
L7:
read (Unit) PREV:[jf(L7|<v4>)]
read (Unit) PREV:[jf(L7|<v5>)]
L8:
3 jmp(L3 [loop entry point]) NEXT:[r(true) -> <v0>]
L4 [loop exit point]:
read (Unit) PREV:[jmp(L4 [loop exit point])]
r(5) -> <v5>
r(5) -> <v6>
2 jmp(L9 [skipFinallyToErrorBlock]) NEXT:[mark({ 2 })]
L2 [onExceptionToFinallyBlock]:
L10 [start finally]:
3 mark({ 2 }) PREV:[jmp?(L2 [onExceptionToFinallyBlock])]
r(2) -> <v6>
r(2) -> <v7>
L11 [finish finally]:
2 jmp(error) NEXT:[<ERROR>]
L9 [skipFinallyToErrorBlock]:
3 mark({ 2 }) PREV:[jmp(L9 [skipFinallyToErrorBlock])]
r(2) -> <v6>
r(2) -> <v7>
L1:
1 <END> NEXT:[<SINK>]
error:
@@ -383,20 +385,21 @@ L3 [loop entry point]:
L6 [condition entry point]:
r(true) -> <v0> PREV:[mark(@l while(true) { 1 if (2 > 3) { break @l } }), jmp(L3 [loop entry point])]
mark(while(true) { 1 if (2 > 3) { break @l } })
magic[VALUE_CONSUMER](true|<v0>) -> <v1>
L5 [body entry point]:
4 mark({ 1 if (2 > 3) { break @l } })
r(1) -> <v1>
r(1) -> <v2>
mark(if (2 > 3) { break @l })
r(2) -> <v2>
r(3) -> <v3>
r(2) -> <v3>
r(3) -> <v4>
mark(2 > 3)
call(2 > 3, compareTo|<v2>, <v3>) -> <v4>
jf(L7|<v4>) NEXT:[read (Unit), mark({ break @l })]
call(2 > 3, compareTo|<v3>, <v4>) -> <v5>
jf(L7|<v5>) NEXT:[read (Unit), mark({ break @l })]
5 mark({ break @l })
jmp(L4 [loop exit point]) NEXT:[read (Unit)]
- 4 jmp(L8) NEXT:[jmp(L3 [loop entry point])] PREV:[]
L7:
read (Unit) PREV:[jf(L7|<v4>)]
read (Unit) PREV:[jf(L7|<v5>)]
L8:
3 jmp(L3 [loop entry point]) NEXT:[r(true) -> <v0>]
L4 [loop exit point]:
@@ -405,12 +408,12 @@ L4 [loop exit point]:
L2 [onExceptionToFinallyBlock]:
L10 [start finally]:
3 mark({ 2 }) PREV:[jmp?(L2 [onExceptionToFinallyBlock])]
r(2) -> <v5>
r(2) -> <v6>
L11 [finish finally]:
2 jmp(error) NEXT:[<ERROR>]
L9 [skipFinallyToErrorBlock]:
3 mark({ 2 }) PREV:[jmp(L9 [skipFinallyToErrorBlock])]
r(2) -> <v5>
r(2) -> <v6>
L1:
1 <END> NEXT:[<SINK>]
error: