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-rw-r--r--test/passes/optimize-instructions.txt67
-rw-r--r--test/passes/optimize-instructions.wast75
-rw-r--r--test/unit.fromasm11
-rw-r--r--test/unit.fromasm.clamp11
-rw-r--r--test/unit.fromasm.imprecise11
5 files changed, 163 insertions, 12 deletions
diff --git a/test/passes/optimize-instructions.txt b/test/passes/optimize-instructions.txt
index f40006f09..41d45d57f 100644
--- a/test/passes/optimize-instructions.txt
+++ b/test/passes/optimize-instructions.txt
@@ -5,6 +5,7 @@
(type $3 (func (param i32) (result i32)))
(type $4 (func (param i32 i32)))
(type $5 (func (param i32)))
+ (type $6 (func (param i32 i32) (result i32)))
(memory $0 0)
(export "load-off-2" (func $load-off-2))
(func $f (type $0) (param $i1 i32) (param $i2 i64)
@@ -1723,4 +1724,70 @@
)
)
)
+ (func $unsign-diff-sizes (type $6) (param $x i32) (param $y i32) (result i32)
+ (i32.ne
+ (i32.shr_s
+ (i32.shl
+ (call $unsign-diff-sizes
+ (i32.const -1)
+ (i32.const 5)
+ )
+ (i32.const 24)
+ )
+ (i32.const 24)
+ )
+ (i32.shr_s
+ (i32.shl
+ (call $unsign-diff-sizes
+ (i32.const 1)
+ (i32.const 2006)
+ )
+ (i32.const 16)
+ )
+ (i32.const 16)
+ )
+ )
+ )
+ (func $unsign-same-sizes (type $6) (param $x i32) (param $y i32) (result i32)
+ (i32.ne
+ (i32.and
+ (call $unsign-same-sizes
+ (i32.const -1)
+ (i32.const 5)
+ )
+ (i32.const 255)
+ )
+ (i32.and
+ (call $unsign-same-sizes
+ (i32.const 1)
+ (i32.const 2006)
+ )
+ (i32.const 255)
+ )
+ )
+ )
+ (func $fuzz-almost-sign-ext (type $1)
+ (drop
+ (i32.shr_s
+ (i32.shl
+ (i32.load16_u
+ (i32.const 2278)
+ )
+ (i32.const 17)
+ )
+ (i32.const 16)
+ )
+ )
+ (drop
+ (i32.shr_s
+ (i32.shl
+ (i32.load16_u
+ (i32.const 2278)
+ )
+ (i32.const 17)
+ )
+ (i32.const 16)
+ )
+ )
+ )
)
diff --git a/test/passes/optimize-instructions.wast b/test/passes/optimize-instructions.wast
index 51bd076d1..8ef6f67a5 100644
--- a/test/passes/optimize-instructions.wast
+++ b/test/passes/optimize-instructions.wast
@@ -2106,4 +2106,79 @@
)
)
)
+ (func $unsign-diff-sizes (param $x i32) (param $y i32) (result i32)
+ (i32.ne
+ (i32.shr_s
+ (i32.shl
+ (call $unsign-diff-sizes
+ (i32.const -1)
+ (i32.const 5)
+ )
+ (i32.const 24)
+ )
+ (i32.const 24)
+ )
+ (i32.shr_s
+ (i32.shl
+ (call $unsign-diff-sizes
+ (i32.const 1)
+ (i32.const 2006)
+ )
+ (i32.const 16)
+ )
+ (i32.const 16)
+ )
+ )
+ )
+ (func $unsign-same-sizes (param $x i32) (param $y i32) (result i32)
+ (i32.ne
+ (i32.shr_s
+ (i32.shl
+ (call $unsign-same-sizes
+ (i32.const -1)
+ (i32.const 5)
+ )
+ (i32.const 24)
+ )
+ (i32.const 24)
+ )
+ (i32.shr_s
+ (i32.shl
+ (call $unsign-same-sizes
+ (i32.const 1)
+ (i32.const 2006)
+ )
+ (i32.const 24)
+ )
+ (i32.const 24)
+ )
+ )
+ )
+ (func $fuzz-almost-sign-ext
+ (drop
+ (i32.shr_s
+ (i32.shl
+ (i32.load16_u
+ (i32.const 2278)
+ )
+ (i32.const 17)
+ )
+ (i32.const 16)
+ )
+ )
+ (drop
+ (i32.shr_s
+ (i32.shl
+ (i32.shl
+ (i32.load16_u
+ (i32.const 2278)
+ )
+ (i32.const 1)
+ )
+ (i32.const 16)
+ )
+ (i32.const 16)
+ )
+ )
+ )
)
diff --git a/test/unit.fromasm b/test/unit.fromasm
index 58272fae8..fd0fb27a0 100644
--- a/test/unit.fromasm
+++ b/test/unit.fromasm
@@ -696,11 +696,14 @@
)
)
(call $loadSigned
- (i32.shl
- (i32.load16_s
- (get_local $0)
+ (i32.shr_s
+ (i32.shl
+ (i32.load16_u
+ (get_local $0)
+ )
+ (i32.const 24)
)
- (i32.const 8)
+ (i32.const 16)
)
)
)
diff --git a/test/unit.fromasm.clamp b/test/unit.fromasm.clamp
index 645f65e3e..ffe26a3a2 100644
--- a/test/unit.fromasm.clamp
+++ b/test/unit.fromasm.clamp
@@ -720,11 +720,14 @@
)
)
(call $loadSigned
- (i32.shl
- (i32.load16_s
- (get_local $0)
+ (i32.shr_s
+ (i32.shl
+ (i32.load16_u
+ (get_local $0)
+ )
+ (i32.const 24)
)
- (i32.const 8)
+ (i32.const 16)
)
)
)
diff --git a/test/unit.fromasm.imprecise b/test/unit.fromasm.imprecise
index 0b03e0016..e94c07f7f 100644
--- a/test/unit.fromasm.imprecise
+++ b/test/unit.fromasm.imprecise
@@ -664,11 +664,14 @@
)
)
(call $loadSigned
- (i32.shl
- (i32.load16_s
- (get_local $0)
+ (i32.shr_s
+ (i32.shl
+ (i32.load16_u
+ (get_local $0)
+ )
+ (i32.const 24)
)
- (i32.const 8)
+ (i32.const 16)
)
)
)