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util: simplify SIMD setup

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PR-URL: https://github.com/nodejs/node/pull/8579
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ilkka Myller <ilkka.myller@nodefield.com>
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Dany Shaanan 2016-09-17 10:34:13 +02:00 committed by Anna Henningsen
parent 9391cb0fde
commit 5f29947230
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1 changed files with 16 additions and 28 deletions
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lib/util.js
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@ -38,35 +38,23 @@ if (typeof global.SIMD === 'object' && global.SIMD !== null) {
const SIMD = global.SIMD; // Pacify eslint. const SIMD = global.SIMD; // Pacify eslint.
if (typeof SIMD.Bool16x8 === 'function') const countPerType = {
simdFormatters.set(SIMD.Bool16x8, make(SIMD.Bool16x8.extractLane, 8)); Bool16x8: 8,
Bool32x4: 4,
Bool8x16: 16,
Float32x4: 4,
Int16x8: 8,
Int32x4: 4,
Int8x16: 16,
Uint16x8: 8,
Uint32x4: 4,
Uint8x16: 16
};
if (typeof SIMD.Bool32x4 === 'function') for (const key in countPerType) {
simdFormatters.set(SIMD.Bool32x4, make(SIMD.Bool32x4.extractLane, 4)); const type = SIMD[key];
simdFormatters.set(type, make(type.extractLane, countPerType[key]));
if (typeof SIMD.Bool8x16 === 'function') }
simdFormatters.set(SIMD.Bool8x16, make(SIMD.Bool8x16.extractLane, 16));
if (typeof SIMD.Float32x4 === 'function')
simdFormatters.set(SIMD.Float32x4, make(SIMD.Float32x4.extractLane, 4));
if (typeof SIMD.Int16x8 === 'function')
simdFormatters.set(SIMD.Int16x8, make(SIMD.Int16x8.extractLane, 8));
if (typeof SIMD.Int32x4 === 'function')
simdFormatters.set(SIMD.Int32x4, make(SIMD.Int32x4.extractLane, 4));
if (typeof SIMD.Int8x16 === 'function')
simdFormatters.set(SIMD.Int8x16, make(SIMD.Int8x16.extractLane, 16));
if (typeof SIMD.Uint16x8 === 'function')
simdFormatters.set(SIMD.Uint16x8, make(SIMD.Uint16x8.extractLane, 8));
if (typeof SIMD.Uint32x4 === 'function')
simdFormatters.set(SIMD.Uint32x4, make(SIMD.Uint32x4.extractLane, 4));
if (typeof SIMD.Uint8x16 === 'function')
simdFormatters.set(SIMD.Uint8x16, make(SIMD.Uint8x16.extractLane, 16));
} }
function tryStringify(arg) { function tryStringify(arg) {