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comparison: js/src/jit-test/tests/basic/shapelessCalleeTest.js
js/src/jit-test/tests/basic/shapelessCalleeTest.js
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| -1:000000000000 | 0:9c3a3512ad75 |
|---|---|
| 1 // The following functions use a delay line of length 2 to change the value | |
| 2 // of the callee without exiting the traced loop. This is obviously tuned to | |
| 3 // match the current 8 setting of 2. | |
| 4 function shapelessArgCalleeLoop(f, g, h, a) | |
| 5 { | |
| 6 for (var i = 0; i < 10; i++) { | |
| 7 f(i, a); | |
| 8 f = g; | |
| 9 g = h; | |
| 10 } | |
| 11 } | |
| 12 | |
| 13 function shapelessVarCalleeLoop(f0, g, h, a) | |
| 14 { | |
| 15 var f = f0; | |
| 16 for (var i = 0; i < 10; i++) { | |
| 17 f(i, a); | |
| 18 f = g; | |
| 19 g = h; | |
| 20 } | |
| 21 } | |
| 22 | |
| 23 function shapelessLetCalleeLoop(f0, g, h, a) | |
| 24 { | |
| 25 for (var i = 0; i < 10; i++) { | |
| 26 let f = f0; | |
| 27 f(i, a); | |
| 28 f = g; | |
| 29 g = h; | |
| 30 } | |
| 31 } | |
| 32 | |
| 33 function shapelessUnknownCalleeLoop(n, f, g, h, a) | |
| 34 { | |
| 35 for (var i = 0; i < 10; i++) { | |
| 36 (n || f)(i, a); | |
| 37 f = g; | |
| 38 g = h; | |
| 39 } | |
| 40 } | |
| 41 | |
| 42 function shapelessCalleeTest() | |
| 43 { | |
| 44 var a = []; | |
| 45 | |
| 46 var helper = function (i, a) a[i] = i; | |
| 47 shapelessArgCalleeLoop(helper, helper, function (i, a) a[i] = -i, a); | |
| 48 | |
| 49 helper = function (i, a) a[10 + i] = i; | |
| 50 shapelessVarCalleeLoop(helper, helper, function (i, a) a[10 + i] = -i, a); | |
| 51 | |
| 52 helper = function (i, a) a[20 + i] = i; | |
| 53 shapelessLetCalleeLoop(helper, helper, function (i, a) a[20 + i] = -i, a); | |
| 54 | |
| 55 helper = function (i, a) a[30 + i] = i; | |
| 56 shapelessUnknownCalleeLoop(null, helper, helper, function (i, a) a[30 + i] = -i, a); | |
| 57 | |
| 58 try { | |
| 59 helper = {hack: 42}; | |
| 60 shapelessUnknownCalleeLoop(null, helper, helper, helper, a); | |
| 61 } catch (e) { | |
| 62 if (e + "" != "TypeError: f is not a function") | |
| 63 print("shapelessUnknownCalleeLoop: unexpected exception " + e); | |
| 64 } | |
| 65 return a.join(""); | |
| 66 } | |
| 67 assertEq(shapelessCalleeTest(), "01-2-3-4-5-6-7-8-901-2-3-4-5-6-7-8-9012345678901-2-3-4-5-6-7-8-9"); |
