factor/basis/compiler/cfg/gc-checks/gc-checks-tests.factor

371 lines
6.8 KiB
Factor

USING: arrays compiler.cfg.gc-checks
compiler.cfg.gc-checks.private compiler.cfg.debugger
compiler.cfg.registers compiler.cfg.instructions compiler.cfg
compiler.cfg.predecessors compiler.cfg.rpo cpu.architecture
tools.test kernel vectors namespaces accessors sequences alien
memory classes make combinators.short-circuit byte-arrays
compiler.cfg.comparisons ;
IN: compiler.cfg.gc-checks.tests
[ { } ] [
V{
T{ ##inc-d }
T{ ##peek }
T{ ##add }
T{ ##branch }
} gc-check-offsets
] unit-test
[ { } ] [
V{
T{ ##inc-d }
T{ ##peek }
T{ ##alien-invoke }
T{ ##add }
T{ ##branch }
} gc-check-offsets
] unit-test
[ { 0 } ] [
V{
T{ ##inc-d }
T{ ##peek }
T{ ##allot }
T{ ##alien-invoke }
T{ ##add }
T{ ##branch }
} gc-check-offsets
] unit-test
[ { 0 } ] [
V{
T{ ##inc-d }
T{ ##peek }
T{ ##allot }
T{ ##allot }
T{ ##add }
T{ ##branch }
} gc-check-offsets
] unit-test
[ { 0 4 } ] [
V{
T{ ##inc-d }
T{ ##peek }
T{ ##allot }
T{ ##alien-invoke }
T{ ##allot }
T{ ##add }
T{ ##sub }
T{ ##branch }
} gc-check-offsets
] unit-test
[ { 3 } ] [
V{
T{ ##inc-d }
T{ ##peek }
T{ ##alien-invoke }
T{ ##allot }
T{ ##add }
T{ ##branch }
} gc-check-offsets
] unit-test
[ { { "a" } } ] [ { "a" } { } split-instructions ] unit-test
[ { { } { "a" } } ] [ { "a" } { 0 } split-instructions ] unit-test
[ { { "a" } { } } ] [ { "a" } { 1 } split-instructions ] unit-test
[ { { "a" } { "b" } } ] [ { "a" "b" } { 1 } split-instructions ] unit-test
[ { { } { "a" } { "b" "c" } } ] [ { "a" "b" "c" } { 0 1 } split-instructions ] unit-test
: test-gc-checks ( -- )
H{ } clone representations set
cfg new 0 get >>entry cfg set ;
V{
T{ ##inc-d f 3 }
T{ ##replace f 0 D 1 }
} 0 test-bb
V{
T{ ##box-alien f 0 1 }
} 1 test-bb
0 1 edge
[ ] [ test-gc-checks ] unit-test
[ t ] [ cfg get blocks-with-gc 1 get 1array sequence= ] unit-test
[ ] [ 1 get instructions>> allocation-size 123 <alien> size assert= ] unit-test
2 \ vreg-counter set-global
: gc-check? ( bb -- ? )
instructions>>
{
[ length 1 = ]
[ first ##check-nursery-branch? ]
} 1&& ;
: gc-call? ( bb -- ? )
instructions>>
V{
T{ ##call-gc f T{ gc-map } }
T{ ##branch }
} = ;
4 \ vreg-counter set-global
[ t ] [ <gc-call> gc-call? ] unit-test
30 \ vreg-counter set-global
V{
T{ ##prologue }
T{ ##branch }
} 0 test-bb
V{
T{ ##peek f 2 D 0 }
T{ ##inc-d f 3 }
T{ ##branch }
} 1 test-bb
V{
T{ ##allot f 1 64 byte-array }
T{ ##branch }
} 2 test-bb
V{
T{ ##branch }
} 3 test-bb
V{
T{ ##replace f 2 D 1 }
T{ ##branch }
} 4 test-bb
V{
T{ ##epilogue }
T{ ##return }
} 5 test-bb
0 1 edge
1 { 2 3 } edges
2 4 edge
3 4 edge
4 5 edge
[ ] [ test-gc-checks ] unit-test
H{
{ 2 tagged-rep }
} representations set
[ ] [ cfg get insert-gc-checks drop ] unit-test
[ ] [ 1 get successors>> first successors>> first 2 set ] unit-test
[ 2 ] [ 2 get predecessors>> length ] unit-test
[ t ] [ 1 get successors>> first gc-check? ] unit-test
[ 64 ] [ 1 get successors>> first instructions>> first size>> ] unit-test
[ t ] [ 2 get predecessors>> first gc-check? ] unit-test
[
V{
T{ ##call-gc f T{ gc-map } }
T{ ##branch }
}
] [ 2 get predecessors>> second instructions>> ] unit-test
! Don't forget to invalidate RPO after inserting basic blocks!
[ 8 ] [ cfg get reverse-post-order length ] unit-test
! Do the right thing with ##phi instructions
V{
T{ ##branch }
} 0 test-bb
V{
T{ ##load-reference f 1 "hi" }
T{ ##branch }
} 1 test-bb
V{
T{ ##load-reference f 2 "bye" }
T{ ##branch }
} 2 test-bb
V{
T{ ##phi f 3 H{ { 1 1 } { 2 2 } } }
T{ ##allot f 1 64 byte-array }
T{ ##branch }
} 3 test-bb
0 { 1 2 } edges
1 3 edge
2 3 edge
[ ] [ test-gc-checks ] unit-test
H{
{ 1 tagged-rep }
{ 2 tagged-rep }
{ 3 tagged-rep }
} representations set
[ ] [ cfg get insert-gc-checks drop ] unit-test
[ ] [ 1 get successors>> first successors>> first 3 set ] unit-test
[ t ] [ 2 get successors>> first instructions>> first ##phi? ] unit-test
[ 2 ] [ 3 get instructions>> length ] unit-test
! GC check in a block that is its own successor
V{
T{ ##prologue }
T{ ##branch }
} 0 test-bb
V{
T{ ##allot f 1 64 byte-array }
T{ ##branch }
} 1 test-bb
V{
T{ ##epilogue }
T{ ##return }
} 2 test-bb
0 1 edge
1 { 1 2 } edges
[ ] [ test-gc-checks ] unit-test
[ ] [ cfg get insert-gc-checks drop ] unit-test
[ ] [
0 get successors>> first predecessors>>
[ first 0 get assert= ]
[ second 1 get [ instructions>> ] bi@ assert= ] bi
] unit-test
[ ] [
0 get successors>> first successors>>
[ first 1 get [ instructions>> ] bi@ assert= ]
[ second gc-call? t assert= ] bi
] unit-test
[ ] [
2 get predecessors>> first predecessors>>
[ first gc-check? t assert= ]
[ second gc-call? t assert= ] bi
] unit-test
! Brave new world of calls in the middle of BBs
! call then allot
V{
T{ ##prologue }
T{ ##branch }
} 0 test-bb
V{
T{ ##alien-invoke f "malloc" f f f f f T{ gc-map } }
T{ ##allot f 1 64 byte-array }
T{ ##branch }
} 1 test-bb
V{
T{ ##epilogue }
T{ ##return }
} 2 test-bb
0 1 edge
1 2 edge
2 \ vreg-counter set-global
[ ] [ test-gc-checks ] unit-test
[ ] [ cfg get insert-gc-checks drop ] unit-test
! The GC check should come after the alien-invoke
[
V{
T{ ##alien-invoke f "malloc" f f f f f T{ gc-map } }
T{ ##check-nursery-branch f 64 cc<= 3 4 }
}
] [ 0 get successors>> first instructions>> ] unit-test
! call then allot then call then allot
V{
T{ ##prologue }
T{ ##branch }
} 0 test-bb
V{
T{ ##alien-invoke f "malloc" f f f f f T{ gc-map } }
T{ ##allot f 1 64 byte-array }
T{ ##alien-invoke f "malloc" f f f f f T{ gc-map } }
T{ ##allot f 2 64 byte-array }
T{ ##branch }
} 1 test-bb
V{
T{ ##epilogue }
T{ ##return }
} 2 test-bb
0 1 edge
1 2 edge
2 \ vreg-counter set-global
[ ] [ test-gc-checks ] unit-test
[ ] [ cfg get insert-gc-checks drop ] unit-test
[
V{
T{ ##alien-invoke f "malloc" f f f f f T{ gc-map } }
T{ ##check-nursery-branch f 64 cc<= 3 4 }
}
] [
0 get
successors>> first
instructions>>
] unit-test
[
V{
T{ ##allot f 1 64 byte-array }
T{ ##alien-invoke f "malloc" f f f f f T{ gc-map } }
T{ ##check-nursery-branch f 64 cc<= 5 6 }
}
] [
0 get
successors>> first
successors>> first
instructions>>
] unit-test
[
V{
T{ ##allot f 2 64 byte-array }
T{ ##branch }
}
] [
0 get
successors>> first
successors>> first
successors>> first
instructions>>
] unit-test