diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/lit/passes/optimize-instructions.wast | 246 | ||||
| -rw-r--r-- | test/wasm2js/i64-lowering.2asm.js.opt | 8 |
2 files changed, 250 insertions, 4 deletions
diff --git a/test/lit/passes/optimize-instructions.wast b/test/lit/passes/optimize-instructions.wast index 7b0849352..22edf58e2 100644 --- a/test/lit/passes/optimize-instructions.wast +++ b/test/lit/passes/optimize-instructions.wast @@ -703,6 +703,252 @@ ) ) ) + ;; CHECK: (func $select-or (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (i32.or + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $select-or (param $x i32) (param $y i32) (result i32) + (select + (i32.const 1) + (i32.eq + (local.get $y) + (i32.const 1337) + ) + (i32.and + (local.get $x) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $select-or-side-effects (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (i32.or + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (call $select-or-side-effects + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (call $select-or-side-effects + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $select-or-side-effects (param $x i32) (param $y i32) (result i32) + ;; When there are side effects, the order of the operations must remain + ;; correct. + (select + (i32.const 1) + (i32.eq + (call $select-or-side-effects + (local.get $x) + (local.get $y) + ) + (i32.const 1337) + ) + (i32.and + (call $select-or-side-effects + (local.get $y) + (local.get $x) + ) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $select-or-no-bits (param $x i32) (param $y i32) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 42) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 42) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $select-or-no-bits (param $x i32) (param $y i32) + ;; The following cannot be optimized into an "or" operation due to maxBits + ;; not being known to be 1. + (drop + (select + ;; Too many bits in ifTrue + (i32.const 2) + (i32.eq + (local.get $y) + (i32.const 1337) + ) + (i32.eq + (local.get $x) + (i32.const 42) + ) + ) + ) + (drop + (select + (i32.const 1) + ;; Too many bits in ifFalse + (local.get $y) + (i32.eq + (local.get $x) + (i32.const 42) + ) + ) + ) + (drop + (select + (i32.const 1) + (i32.eq + (local.get $y) + (i32.const 1337) + ) + ;; Too many bits in condition + (local.get $x) + ) + ) + ) + ;; CHECK: (func $select-or-no-type (param $x i32) (param $y i64) (result i64) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i64.const 1) + ;; CHECK-NEXT: (i64.and + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i64.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $select-or-no-type (param $x i32) (param $y i64) (result i64) + ;; An i64 result cannot be optimized into an "or" of the ifTrue and the + ;; condition due to their types being different. + (select + (i64.const 1) + (i64.and + (local.get $y) + (i64.const 1) + ) + (i32.and + (local.get $x) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $select-or-no-const (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $select-or-no-const (param $x i32) (param $y i32) (result i32) + (select + ;; The wrong const (should be 1). + (i32.const 0) + (i32.eq + (local.get $y) + (i32.const 1337) + ) + (i32.and + (local.get $x) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $select-and (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 42) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $select-and (param $x i32) (param $y i32) (result i32) + (select + (i32.eq + (local.get $y) + (i32.const 1337) + ) + (i32.const 0) + (i32.eq + (local.get $x) + (i32.const 42) + ) + ) + ) + ;; CHECK: (func $select-and-no-const (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 42) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $select-and-no-const (param $x i32) (param $y i32) (result i32) + (select + (i32.eq + (local.get $y) + (i32.const 1337) + ) + ;; The wrong constant (should be 0). + (i32.const 1) + (i32.eq + (local.get $x) + (i32.const 42) + ) + ) + ) ;; CHECK: (func $load8_s-and-255 (result i32) ;; CHECK-NEXT: (i32.load8_u ;; CHECK-NEXT: (i32.const 0) diff --git a/test/wasm2js/i64-lowering.2asm.js.opt b/test/wasm2js/i64-lowering.2asm.js.opt index 395b6f442..6d90214d2 100644 --- a/test/wasm2js/i64-lowering.2asm.js.opt +++ b/test/wasm2js/i64-lowering.2asm.js.opt @@ -22,19 +22,19 @@ function asmFunc(env) { } function legalstub$3($0, $1, $2, $3) { - return ($1 | 0) > ($3 | 0) ? 1 : ($1 | 0) >= ($3 | 0) ? $0 >>> 0 >= $2 >>> 0 : 0; + return ($1 | 0) >= ($3 | 0) & $0 >>> 0 >= $2 >>> 0 | ($1 | 0) > ($3 | 0); } function legalstub$4($0, $1, $2, $3) { - return ($1 | 0) > ($3 | 0) ? 1 : ($1 | 0) >= ($3 | 0) ? $0 >>> 0 > $2 >>> 0 : 0; + return $0 >>> 0 > $2 >>> 0 & ($1 | 0) >= ($3 | 0) | ($1 | 0) > ($3 | 0); } function legalstub$5($0, $1, $2, $3) { - return ($1 | 0) < ($3 | 0) ? 1 : ($1 | 0) <= ($3 | 0) ? $0 >>> 0 <= $2 >>> 0 : 0; + return ($1 | 0) <= ($3 | 0) & $0 >>> 0 <= $2 >>> 0 | ($1 | 0) < ($3 | 0); } function legalstub$6($0, $1, $2, $3) { - return ($1 | 0) < ($3 | 0) ? 1 : ($1 | 0) <= ($3 | 0) ? $0 >>> 0 < $2 >>> 0 : 0; + return $0 >>> 0 < $2 >>> 0 & ($1 | 0) <= ($3 | 0) | ($1 | 0) < ($3 | 0); } function legalstub$7($0, $1, $2, $3) { |