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Bug 1130827 - Odin: Use SIMD load/store for the fbird test now that they are implemented. r=bbouvier

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This commit is contained in:
Douglas Crosher 2015-02-18 20:29:51 +11:00
parent 24d8295adf
commit f1e4dab946
1 changed files with 8 additions and 22 deletions
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30
js/src/jit-test/tests/asm.js/simd-fbirds.js
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@ -44,15 +44,13 @@ function getActualBirds() {
var code = `
"use asm";
var toF = global.Math.fround;
var u8 = new global.Uint8Array(buffer);
var f32 = new global.Float32Array(buffer);
const maxBirds = 100000;
const maxBirdsx4 = 400000;
const maxBirdsx4Plus4 = 400004;
const maxBirdsx4Plus8 = 400008;
const maxBirdsx4Plus12 = 400012;
const maxBirdsx8 = 800000;
const accelMask = 0x3c;
const mk2 = 0x000ffffc;
const mk4 = 0x000ffff0;
const getMaxPos = 1000.0;
const getAccelDataSteps = imp.accelDataSteps | 0;
@ -68,6 +66,8 @@ var code = `
var f4mul = f4.mul;
var f4greaterThan = f4.greaterThan;
var f4splat = f4.splat;
var f4load = f4.load;
var f4store = f4.store;
const zerox4 = f4(0.0,0.0,0.0,0.0);
@ -110,15 +110,8 @@ var code = `
for (i = 0; (i | 0) < (len | 0); i = (i + 16) | 0) {
accelIndex = 0;
// Work around unimplemented Float32x4Array
newPosx4 = f4(toF(f32[(i & mk2) >> 2]),
toF(f32[(i & mk2) + 4 >> 2]),
toF(f32[(i & mk2) + 8 >> 2]),
toF(f32[(i & mk2) + 12 >> 2]));
newVelx4 = f4(toF(f32[(i & mk2) + maxBirdsx4 >> 2]),
toF(f32[(i & mk2) + maxBirdsx4Plus4 >> 2]),
toF(f32[(i & mk2) + maxBirdsx4Plus8 >> 2]),
toF(f32[(i & mk2) + maxBirdsx4Plus12 >> 2]));
newPosx4 = f4load(u8, i & mk4);
newVelx4 = f4load(u8, (i & mk4) + maxBirdsx4);
for (a = 0; (a | 0) < (steps | 0); a = (a + 1) | 0) {
accel = toF(f32[(accelIndex & accelMask) + maxBirdsx8 >> 2]);
accelx4 = f4splat(accel);
@ -135,15 +128,8 @@ var code = `
newVelx4 = f4select(cmpx4, newVelTruex4, newVelx4);
}
}
// Work around unimplemented Float32x4Array
f32[(i & mk2) >> 2] = newPosx4.x;
f32[(i & mk2) + 4 >> 2] = newPosx4.y;
f32[(i & mk2) + 8 >> 2] = newPosx4.z;
f32[(i & mk2) + 12 >> 2] = newPosx4.w;
f32[(i & mk2) + maxBirdsx4 >> 2] = newVelx4.x;
f32[(i & mk2) + maxBirdsx4Plus4 >> 2] = newVelx4.y;
f32[(i & mk2) + maxBirdsx4Plus8 >> 2] = newVelx4.z;
f32[(i & mk2) + maxBirdsx4Plus12 >> 2] = newVelx4.w;
f4store(u8, i & mk4, newPosx4);
f4store(u8, (i & mk4) + maxBirdsx4, newVelx4);
}
}