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-rw-r--r--test/lit/passes/directize_all-features.wast59
-rw-r--r--test/lit/passes/optimize-instructions-call_ref.wast111
2 files changed, 136 insertions, 34 deletions
diff --git a/test/lit/passes/directize_all-features.wast b/test/lit/passes/directize_all-features.wast
index 4c1400c54..89c6cfcb1 100644
--- a/test/lit/passes/directize_all-features.wast
+++ b/test/lit/passes/directize_all-features.wast
@@ -519,6 +519,11 @@
;; CHECK: (type $ii (func (param i32 i32)))
(type $ii (func (param i32 i32)))
+
+ (type $none (func))
+
+ ;; CHECK: (type $i32_=>_none (func (param i32)))
+
;; CHECK: (table $0 5 5 funcref)
(table $0 5 5 funcref)
(elem (i32.const 1) $foo1 $foo2)
@@ -627,17 +632,7 @@
;; CHECK-NEXT: )
;; CHECK-NEXT: (if
;; CHECK-NEXT: (local.get $z)
- ;; CHECK-NEXT: (block
- ;; CHECK-NEXT: (block
- ;; CHECK-NEXT: (drop
- ;; CHECK-NEXT: (local.get $3)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (drop
- ;; CHECK-NEXT: (local.get $4)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (unreachable)
- ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (unreachable)
;; CHECK-NEXT: (call $foo2
;; CHECK-NEXT: (local.get $3)
;; CHECK-NEXT: (local.get $4)
@@ -668,28 +663,8 @@
;; CHECK-NEXT: )
;; CHECK-NEXT: (if
;; CHECK-NEXT: (local.get $z)
- ;; CHECK-NEXT: (block
- ;; CHECK-NEXT: (block
- ;; CHECK-NEXT: (drop
- ;; CHECK-NEXT: (local.get $3)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (drop
- ;; CHECK-NEXT: (local.get $4)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (unreachable)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (block
- ;; CHECK-NEXT: (block
- ;; CHECK-NEXT: (drop
- ;; CHECK-NEXT: (local.get $3)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (drop
- ;; CHECK-NEXT: (local.get $4)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (unreachable)
- ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (unreachable)
+ ;; CHECK-NEXT: (unreachable)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $select-both-out-of-range (param $x i32) (param $y i32) (param $z i32)
@@ -751,6 +726,24 @@
)
)
)
+ ;; CHECK: (func $select-bad-type (param $z i32)
+ ;; CHECK-NEXT: (if
+ ;; CHECK-NEXT: (local.get $z)
+ ;; CHECK-NEXT: (unreachable)
+ ;; CHECK-NEXT: (unreachable)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $select-bad-type (param $z i32)
+ ;; The type here is $none, which does not match the functions at indexes 1 and
+ ;; 2, so we know they will trap and can emit unreachables.
+ (call_indirect (type $none)
+ (select
+ (i32.const 1)
+ (i32.const 2)
+ (local.get $z)
+ )
+ )
+ )
)
(module
diff --git a/test/lit/passes/optimize-instructions-call_ref.wast b/test/lit/passes/optimize-instructions-call_ref.wast
index 553f8d07b..b92e976bb 100644
--- a/test/lit/passes/optimize-instructions-call_ref.wast
+++ b/test/lit/passes/optimize-instructions-call_ref.wast
@@ -19,13 +19,15 @@
;; CHECK: (type $data_=>_none (func (param dataref)))
(type $data_=>_none (func (param (ref data))))
+ ;; CHECK: (type $i32_i32_i32_ref|$i32_i32_=>_none|_=>_none (func (param i32 i32 i32 (ref $i32_i32_=>_none))))
+
;; CHECK: (table $table-1 10 (ref null $i32_i32_=>_none))
(table $table-1 10 (ref null $i32_i32_=>_none))
;; CHECK: (elem $elem-1 (table $table-1) (i32.const 0) (ref null $i32_i32_=>_none) (ref.func $foo))
(elem $elem-1 (table $table-1) (i32.const 0) (ref null $i32_i32_=>_none)
(ref.func $foo))
- ;; CHECK: (elem declare func $fallthrough-no-params $fallthrough-non-nullable $return-nothing)
+ ;; CHECK: (elem declare func $bar $fallthrough-no-params $fallthrough-non-nullable $return-nothing)
;; CHECK: (func $foo (param $0 i32) (param $1 i32)
;; CHECK-NEXT: (unreachable)
@@ -33,6 +35,14 @@
(func $foo (param i32) (param i32)
(unreachable)
)
+
+ ;; CHECK: (func $bar (param $0 i32) (param $1 i32)
+ ;; CHECK-NEXT: (unreachable)
+ ;; CHECK-NEXT: )
+ (func $bar (param i32) (param i32)
+ (unreachable)
+ )
+
;; CHECK: (func $call_ref-to-direct (param $x i32) (param $y i32)
;; CHECK-NEXT: (call $foo
;; CHECK-NEXT: (local.get $x)
@@ -229,4 +239,103 @@
)
)
)
+
+ ;; CHECK: (func $call_ref-to-select (param $x i32) (param $y i32) (param $z i32) (param $f (ref $i32_i32_=>_none))
+ ;; CHECK-NEXT: (local $4 i32)
+ ;; CHECK-NEXT: (local $5 i32)
+ ;; CHECK-NEXT: (block
+ ;; CHECK-NEXT: (local.set $4
+ ;; CHECK-NEXT: (local.get $x)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (local.set $5
+ ;; CHECK-NEXT: (local.get $y)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (if
+ ;; CHECK-NEXT: (local.get $z)
+ ;; CHECK-NEXT: (call $foo
+ ;; CHECK-NEXT: (local.get $4)
+ ;; CHECK-NEXT: (local.get $5)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (call $bar
+ ;; CHECK-NEXT: (local.get $4)
+ ;; CHECK-NEXT: (local.get $5)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (call_ref
+ ;; CHECK-NEXT: (local.get $x)
+ ;; CHECK-NEXT: (local.get $y)
+ ;; CHECK-NEXT: (select (result (ref $i32_i32_=>_none))
+ ;; CHECK-NEXT: (local.get $f)
+ ;; CHECK-NEXT: (ref.func $bar)
+ ;; CHECK-NEXT: (local.get $z)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $call_ref-to-select (param $x i32) (param $y i32) (param $z i32) (param $f (ref $i32_i32_=>_none))
+ ;; This call_ref should become an if over two direct calls.
+ (call_ref
+ (local.get $x)
+ (local.get $y)
+ (select
+ (ref.func $foo)
+ (ref.func $bar)
+ (local.get $z)
+ )
+ )
+
+ ;; But here one arm is not constant, so we do not optimize.
+ (call_ref
+ (local.get $x)
+ (local.get $y)
+ (select
+ (local.get $f)
+ (ref.func $bar)
+ (local.get $z)
+ )
+ )
+ )
+
+ ;; CHECK: (func $return_call_ref-to-select (param $x i32) (param $y i32)
+ ;; CHECK-NEXT: (local $2 i32)
+ ;; CHECK-NEXT: (local $3 i32)
+ ;; CHECK-NEXT: (local.set $2
+ ;; CHECK-NEXT: (local.get $x)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (local.set $3
+ ;; CHECK-NEXT: (local.get $y)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (if
+ ;; CHECK-NEXT: (call $get-i32)
+ ;; CHECK-NEXT: (return_call $foo
+ ;; CHECK-NEXT: (local.get $2)
+ ;; CHECK-NEXT: (local.get $3)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (return_call $bar
+ ;; CHECK-NEXT: (local.get $2)
+ ;; CHECK-NEXT: (local.get $3)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $return_call_ref-to-select (param $x i32) (param $y i32)
+ ;; As above, but with a return call. We optimize this too, and turn a
+ ;; return_call_ref over a select into an if over return_calls.
+ (return_call_ref
+ (local.get $x)
+ (local.get $y)
+ (select
+ (ref.func $foo)
+ (ref.func $bar)
+ (call $get-i32)
+ )
+ )
+ )
+
+ ;; CHECK: (func $get-i32 (result i32)
+ ;; CHECK-NEXT: (i32.const 42)
+ ;; CHECK-NEXT: )
+ (func $get-i32 (result i32)
+ ;; Helper for the above.
+ (i32.const 42)
+ )
)