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-rw-r--r--test/passes/optimize-instructions_all-features.wast52
1 files changed, 52 insertions, 0 deletions
diff --git a/test/passes/optimize-instructions_all-features.wast b/test/passes/optimize-instructions_all-features.wast
index 5804c1b2a..24e8a9d61 100644
--- a/test/passes/optimize-instructions_all-features.wast
+++ b/test/passes/optimize-instructions_all-features.wast
@@ -5360,6 +5360,58 @@
)
(i32.const 0)
))
+ ;; i32(x - 0x80000000) == 0 -> x == 0x80000000
+ (drop (i32.eq
+ (i32.sub
+ (local.get $x)
+ (i32.const 0x80000000)
+ )
+ (i32.const 0)
+ ))
+ ;; i32(x - 0x80000000) != 0 -> x == 0x80000000
+ (drop (i32.ne
+ (i32.sub
+ (local.get $x)
+ (i32.const 0x80000000)
+ )
+ (i32.const 0)
+ ))
+ ;; i32(x - { 0x80000000 }) < 0 -> skip
+ (drop (i32.lt_s
+ (i32.sub
+ (local.get $x)
+ (i32.const 0x80000000)
+ )
+ (i32.const 0)
+ ))
+ ;; i32(x - { 0x80000000 }) >= 0 -> skip
+ (drop (i32.ge_s
+ (i32.sub
+ (local.get $x)
+ (i32.const 0x80000000)
+ )
+ (i32.const 0)
+ ))
+ ;; i32(x - { 0x80000000 }) > 0 -> skip
+ (drop (i32.gt_s
+ (i32.sub
+ (local.get $x)
+ (block (result i32)
+ (i32.const 0x80000000)
+ )
+ )
+ (i32.const 0)
+ ))
+ ;; i32(x - { 0x80000000 }) <= 0 -> skip
+ (drop (i32.gt_s
+ (i32.sub
+ (local.get $x)
+ (block (result i32)
+ (i32.const 0x80000000)
+ )
+ )
+ (i32.const 0)
+ ))
)
(func $unsigned-context (param $x i32) (param $y i64)
(drop (i32.div_s