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Improve inlining where locals can be aliased; Add a crude mechanism for explicit unchecked array accesses
The `unchecked` builtin should be handled with ultimate care and it would be a lot better if there'd be a mechanism doing this automatically.
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‎dist/asc.js‎

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‎dist/asc.js.map‎

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‎dist/assemblyscript.js‎

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‎examples/n-body/assembly/index.ts‎

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@@ -90,7 +90,7 @@ class NBodySystem {
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var pz = 0.0;
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var size = bodies.length;
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for (let i = 0; i < size; i++) {
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let b = bodies[i];
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let b = unchecked(bodies[i]);
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let m = b.mass;
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px += b.vx * m;
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py += b.vy * m;
@@ -105,7 +105,7 @@ class NBodySystem {
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// var buffer = changetype<usize>(bodies.buffer_);
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for (let i: u32 = 0; i < size; ++i) {
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let bodyi = bodies[i];
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let bodyi = unchecked(bodies[i]);
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// let bodyi = load<Body>(buffer + i * sizeof<Body>(), 8);
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let ix = bodyi.x;
@@ -118,7 +118,7 @@ class NBodySystem {
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let bodyim = bodyi.mass;
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for (let j: u32 = i + 1; j < size; ++j) {
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let bodyj = bodies[j];
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let bodyj = unchecked(bodies[j]);
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// let bodyj = load<Body>(buffer + j * sizeof<Body>(), 8);
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let dx = ix - bodyj.x;
@@ -156,7 +156,7 @@ class NBodySystem {
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var bodies = this.bodies;
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for (let i: u32 = 0, size: u32 = bodies.length; i < size; ++i) {
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let bodyi = bodies[i];
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let bodyi = unchecked(bodies[i]);
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let ix = bodyi.x;
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let iy = bodyi.y;

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