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wasmtime/cranelift/filetests/domtree/wide-tree.cton
Jakob Stoklund Olesen a888b2a6f1 Dominator tree pre-order.
Add a DominatorTreePreorder data structure which can be initialized for
a DominatorTree and used for queries involving a pre-order of the
dominator tree.

Print out the pre-order and send it through filecheck in "test domtree"
file tests.
2017-12-08 17:43:15 -08:00

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test domtree
function %test(i32) {
ebb0(v0: i32):
brz v0, ebb13 ; dominates: ebb13
jump ebb1 ; dominates: ebb1
ebb1:
brz v0, ebb2 ; dominates: ebb2 ebb7
brnz v0, ebb3 ; dominates: ebb3
brz v0, ebb4 ; dominates: ebb4
brnz v0, ebb5 ; dominates: ebb5
jump ebb6 ; dominates: ebb6
ebb2:
jump ebb7
ebb3:
jump ebb7
ebb4:
jump ebb7
ebb5:
jump ebb7
ebb6:
jump ebb7
ebb7:
brnz v0, ebb8 ; dominates: ebb8 ebb12
brz v0, ebb9 ; dominates: ebb9
brnz v0, ebb10 ; dominates: ebb10
jump ebb11 ; dominates: ebb11
ebb8:
jump ebb12
ebb9:
jump ebb12
ebb10:
brz v0, ebb13
jump ebb12
ebb11:
jump ebb13
ebb12:
return
ebb13:
return
}
; check: domtree_preorder {
; nextln: ebb0: ebb13 ebb1
; nextln: ebb13:
; nextln: ebb1: ebb2 ebb3 ebb4 ebb5 ebb6 ebb7
; nextln: ebb2:
; nextln: ebb3:
; nextln: ebb4:
; nextln: ebb5:
; nextln: ebb6:
; nextln: ebb7: ebb8 ebb9 ebb10 ebb12 ebb11
; nextln: ebb8:
; nextln: ebb9:
; nextln: ebb10:
; nextln: ebb12:
; nextln: ebb11:
; nextln: }