moved crates in lib/ to src/, renamed crates, modified some files' text (#660)

moved crates in lib/ to src/, renamed crates, modified some files' text (#660)

cranelift/filetests/filetests/domtree/basic.clif

@@ -0,0 +1,25 @@
+test domtree
+
+function %test(i32) {
+    ebb0(v0: i32):
+        jump ebb1     ; dominates: ebb1
+    ebb1:
+        brz v0, ebb3  ; dominates: ebb3
+        jump ebb2     ; dominates: ebb2
+    ebb2:
+        jump ebb3
+    ebb3:
+        return
+}
+; check: cfg_postorder:
+; sameln: ebb2
+; sameln: ebb3
+; sameln: ebb1
+; sameln: ebb0
+
+; check: domtree_preorder {
+; nextln: ebb0: ebb1
+; nextln: ebb1: ebb3 ebb2
+; nextln: ebb3:
+; nextln: ebb2:
+; nextln: }

cranelift/filetests/filetests/domtree/loops.clif

@@ -0,0 +1,104 @@
+test domtree
+
+function %test(i32) {
+    ebb0(v0: i32):
+        brz v0, ebb1  ; dominates: ebb1 ebb3 ebb4 ebb5
+        jump ebb2     ; dominates: ebb2
+    ebb1:
+        jump ebb3
+    ebb2:
+        brz v0, ebb4
+        jump ebb5
+    ebb3:
+        jump ebb4
+    ebb4:
+        brz v0, ebb3
+        jump ebb5
+    ebb5:
+        brz v0, ebb4
+        return
+}
+; Fall-through-first, prune-at-source DFT:
+;
+; ebb0 {
+;     ebb0:brz v0, ebb1 {
+;         ebb0:jump ebb2 {
+;             ebb2 {
+;                 ebb2:brz v2, ebb2 -
+;                 ebb2:brz v3, ebb1 -
+;                 ebb2:brz v4, ebb4 {
+;                     ebb2: jump ebb5 {
+;                         ebb5 {}
+;                     }
+;                     ebb4 {}
+;                 }
+;             } ebb2
+;         }
+;         ebb1 {
+;             ebb1:jump ebb3 {
+;                 ebb3 {}
+;             }
+;         } ebb1
+;     }
+; } ebb0
+;
+; check: cfg_postorder:
+; sameln: ebb5
+; sameln: ebb3
+; sameln: ebb4
+; sameln: ebb2
+; sameln: ebb1
+; sameln: ebb0
+
+; check: domtree_preorder {
+; nextln: ebb0: ebb1 ebb2 ebb4 ebb3 ebb5
+; nextln: ebb1:
+; nextln: ebb2:
+; nextln: ebb4:
+; nextln: ebb3:
+; nextln: ebb5:
+; nextln: }
+
+function %loop2(i32) system_v {
+    ebb0(v0: i32):
+        brz v0, ebb1    ; dominates: ebb1 ebb3 ebb4 ebb5
+        jump ebb2       ; dominates: ebb2
+    ebb1:
+        jump ebb3
+    ebb2:
+        brz v0, ebb4
+        jump ebb5
+    ebb3:
+        jump ebb4
+    ebb4:
+        brz v0, ebb3
+        brnz v0, ebb5
+        jump ebb6       ; dominates: ebb6
+    ebb5:
+        brz v0, ebb4
+        trap user0
+    ebb6:
+        jump ebb7       ; dominates: ebb7
+    ebb7:
+        return
+}
+; check: cfg_postorder:
+; sameln: ebb5
+; sameln: ebb7
+; sameln: ebb6
+; sameln: ebb3
+; sameln: ebb4
+; sameln: ebb2
+; sameln: ebb1
+; sameln: ebb0
+
+; check: domtree_preorder {
+; nextln: ebb0: ebb1 ebb2 ebb4 ebb3 ebb5
+; nextln: ebb1:
+; nextln: ebb2:
+; nextln: ebb4: ebb6
+; nextln: ebb6: ebb7
+; nextln: ebb7:
+; nextln: ebb3:
+; nextln: ebb5:
+; nextln: }

cranelift/filetests/filetests/domtree/loops2.clif

@@ -0,0 +1,79 @@
+test domtree
+
+function %loop1(i32) {
+    ebb0(v0: i32):
+        brz v0, ebb1    ; dominates: ebb1 ebb6
+        brnz v0, ebb2   ; dominates: ebb2 ebb9
+        jump ebb3       ; dominates: ebb3
+    ebb1:
+        jump ebb6
+    ebb2:
+        brz v0, ebb4    ; dominates: ebb4 ebb7 ebb8
+        jump ebb5       ; dominates: ebb5
+    ebb3:
+        jump ebb9
+    ebb4:
+        brz v0, ebb4
+        brnz v0, ebb6
+        jump ebb7
+    ebb5:
+        brz v0, ebb7
+        brnz v0, ebb8
+        jump ebb9
+    ebb6:
+        return
+    ebb7:
+        jump ebb8
+    ebb8:
+        return
+    ebb9:
+        return
+}
+
+; check: domtree_preorder {
+; nextln: ebb0: ebb1 ebb2 ebb6 ebb3 ebb9
+; nextln: ebb1:
+; nextln: ebb2: ebb4 ebb5 ebb7 ebb8
+; nextln: ebb4:
+; nextln: ebb5:
+; nextln: ebb7:
+; nextln: ebb8:
+; nextln: ebb6:
+; nextln: ebb3:
+; nextln: ebb9:
+; nextln: }
+
+function %loop2(i32) system_v {
+    ebb0(v0: i32):
+        brz v0, ebb1    ; dominates: ebb1 ebb3 ebb4 ebb5
+        jump ebb2       ; dominates: ebb2
+    ebb1:
+        jump ebb3
+    ebb2:
+        brz v0, ebb4
+        jump ebb5
+    ebb3:
+        jump ebb4
+    ebb4:
+        brz v0, ebb3
+        jump ebb5
+    ebb5:
+        brz v0, ebb4
+        return
+}
+; check: cfg_postorder:
+; sameln: ebb5
+; sameln: ebb3
+; sameln: ebb4
+; sameln: ebb2
+; sameln: ebb1
+; sameln: ebb0
+
+; check: domtree_preorder {
+; nextln: ebb0: ebb1 ebb2 ebb4 ebb3 ebb5
+; nextln: ebb1:
+; nextln: ebb2:
+; nextln: ebb4:
+; nextln: ebb3:
+; nextln: ebb5:
+; nextln: }

cranelift/filetests/filetests/domtree/tall-tree.clif

@@ -0,0 +1,48 @@
+test domtree
+
+function %test(i32) {
+    ebb0(v0: i32):
+        brz v0, ebb1    ; dominates: ebb1
+        brnz v0, ebb2   ; dominates: ebb2 ebb5
+        jump ebb3       ; dominates: ebb3
+    ebb1:
+        jump ebb4       ; dominates: ebb4
+    ebb2:
+        jump ebb5
+    ebb3:
+        jump ebb5
+    ebb4:
+        brz v0, ebb6    ; dominates: ebb6 ebb10
+        jump ebb7       ; dominates: ebb7
+    ebb5:
+        return
+    ebb6:
+        brz v0, ebb8    ; dominates: ebb11 ebb8
+        brnz v0, ebb9   ; dominates: ebb9
+        jump ebb10
+    ebb7:
+        jump ebb10
+    ebb8:
+        jump ebb11
+    ebb9:
+        jump ebb11
+    ebb10:
+        return
+    ebb11:
+        return
+}
+
+; check: domtree_preorder {
+; nextln: ebb0: ebb1 ebb2 ebb3 ebb5
+; nextln: ebb1: ebb4
+; nextln: ebb4: ebb6 ebb7 ebb10
+; nextln: ebb6: ebb8 ebb9 ebb11
+; nextln: ebb8:
+; nextln: ebb9:
+; nextln: ebb11:
+; nextln: ebb7:
+; nextln: ebb10:
+; nextln: ebb2:
+; nextln: ebb3:
+; nextln: ebb5:
+; nextln: }

cranelift/filetests/filetests/domtree/wide-tree.clif

@@ -0,0 +1,58 @@
+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: }