diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/lit/passes/optimize-instructions-sign-ext.wast | 48 | ||||
| -rw-r--r-- | test/lit/passes/optimize-instructions.wast | 28 |
2 files changed, 64 insertions, 12 deletions
diff --git a/test/lit/passes/optimize-instructions-sign-ext.wast b/test/lit/passes/optimize-instructions-sign-ext.wast index 142c2d2a4..0b3396735 100644 --- a/test/lit/passes/optimize-instructions-sign-ext.wast +++ b/test/lit/passes/optimize-instructions-sign-ext.wast @@ -2,7 +2,7 @@ ;; RUN: wasm-opt %s --optimize-instructions --enable-sign-ext -S -o - | filecheck %s (module - ;; CHECK: (func $duplicate-elimination (param $x i32) (param $y i32) (param $z i32) (param $w f64) + ;; CHECK: (func $duplicate-elimination (param $x i32) ;; CHECK-NEXT: (drop ;; CHECK-NEXT: (i32.extend8_s ;; CHECK-NEXT: (local.get $x) @@ -14,8 +14,52 @@ ;; CHECK-NEXT: ) ;; CHECK-NEXT: ) ;; CHECK-NEXT: ) - (func $duplicate-elimination (param $x i32) (param $y i32) (param $z i32) (param $w f64) + (func $duplicate-elimination (param $x i32) (drop (i32.extend8_s (i32.extend8_s (local.get $x)))) (drop (i32.extend16_s (i32.extend16_s (local.get $x)))) ) + + ;; i64(x) << 56 >> 56 ==> i64.extend8_s(x) + ;; i64(x) << 48 >> 48 ==> i64.extend16_s(x) + ;; i64(x) << 32 >> 32 ==> i64.extend32_s(x) + ;; i64.extend_i32_s(i32.wrap_i64(x)) ==> i64.extend32_s(x) + + ;; CHECK: (func $i64-sign-extentions (param $x i64) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i64.extend8_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i64.extend16_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i64.extend32_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i64.shr_s + ;; CHECK-NEXT: (i64.shl + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i64.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i64.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i64.extend32_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $i64-sign-extentions (param $x i64) + (drop (i64.shr_s (i64.shl (local.get $x) (i64.const 56)) (i64.const 56))) + (drop (i64.shr_s (i64.shl (local.get $x) (i64.const 48)) (i64.const 48))) + (drop (i64.shr_s (i64.shl (local.get $x) (i64.const 32)) (i64.const 32))) + (drop (i64.shr_s (i64.shl (local.get $x) (i64.const 16)) (i64.const 16))) ;; skip + (drop (i64.extend_i32_s (i32.wrap_i64 (local.get $x)))) + ) ) diff --git a/test/lit/passes/optimize-instructions.wast b/test/lit/passes/optimize-instructions.wast index e8296e8cc..5fa703bd2 100644 --- a/test/lit/passes/optimize-instructions.wast +++ b/test/lit/passes/optimize-instructions.wast @@ -2707,11 +2707,7 @@ ;; CHECK-NEXT: (i32.shr_s ;; CHECK-NEXT: (i32.shl ;; CHECK-NEXT: (i32.shr_u - ;; CHECK-NEXT: (i32.wrap_i64 - ;; CHECK-NEXT: (i64.extend_i32_s - ;; CHECK-NEXT: (i32.const -1) - ;; CHECK-NEXT: ) - ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const -1) ;; CHECK-NEXT: (i32.const 24) ;; CHECK-NEXT: ) ;; CHECK-NEXT: (i32.const 24) @@ -2737,11 +2733,7 @@ ) ;; CHECK: (func $sext-24-shr_u-wrap-extend (result i32) ;; CHECK-NEXT: (i32.shr_u - ;; CHECK-NEXT: (i32.wrap_i64 - ;; CHECK-NEXT: (i64.extend_i32_s - ;; CHECK-NEXT: (i32.const -1) - ;; CHECK-NEXT: ) - ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const -1) ;; CHECK-NEXT: (i32.const 25) ;; CHECK-NEXT: ) ;; CHECK-NEXT: ) @@ -11256,6 +11248,22 @@ ) ) ) + + ;; i32.wrap_i64(i64.extend_i32_s(x)) ==> x + ;; i32.wrap_i64(i64.extend_i32_u(x)) ==> x + + ;; CHECK: (func $sign-and-zero-extention-elimination (param $x i32) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $sign-and-zero-extention-elimination (param $x i32) + (drop (i32.wrap_i64 (i64.extend_i32_s (local.get $x)))) + (drop (i32.wrap_i64 (i64.extend_i32_u (local.get $x)))) + ) ;; CHECK: (func $optimize-shifts (param $x i32) (param $y i32) (param $z i64) (param $w i64) ;; CHECK-NEXT: (drop ;; CHECK-NEXT: (local.get $x) |