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-rw-r--r--test/lit/passes/local-cse.wast43
1 files changed, 42 insertions, 1 deletions
diff --git a/test/lit/passes/local-cse.wast b/test/lit/passes/local-cse.wast
index c38ca243a..8b0f51a7c 100644
--- a/test/lit/passes/local-cse.wast
+++ b/test/lit/passes/local-cse.wast
@@ -9,7 +9,9 @@
;; CHECK: (type $1 (func (param i32) (result i32)))
- ;; CHECK: (type $2 (func (result i64)))
+ ;; CHECK: (type $2 (func (param i32)))
+
+ ;; CHECK: (type $3 (func (result i64)))
;; CHECK: (memory $0 100 100)
@@ -315,6 +317,45 @@
(i32.const 10)
)
+ ;; CHECK: (func $in-calls (param $x i32)
+ ;; CHECK-NEXT: (local $1 i32)
+ ;; CHECK-NEXT: (drop
+ ;; CHECK-NEXT: (call $calls
+ ;; CHECK-NEXT: (local.tee $1
+ ;; CHECK-NEXT: (i32.add
+ ;; CHECK-NEXT: (i32.const 10)
+ ;; CHECK-NEXT: (i32.const 20)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (drop
+ ;; CHECK-NEXT: (call $calls
+ ;; CHECK-NEXT: (local.get $1)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $in-calls (param $x i32)
+ ;; The side effects of calls prevent optimization, but expressions nested in
+ ;; calls can be optimized.
+ (drop
+ (call $calls
+ (i32.add
+ (i32.const 10)
+ (i32.const 20)
+ )
+ )
+ )
+ (drop
+ (call $calls
+ (i32.add
+ (i32.const 10)
+ (i32.const 20)
+ )
+ )
+ )
+ )
+
;; CHECK: (func $many-sets (result i64)
;; CHECK-NEXT: (local $temp i64)
;; CHECK-NEXT: (local $1 i64)