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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/src/tests/ecma_7/SIMD/shifts.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+// |reftest| skip-if(!this.hasOwnProperty("SIMD"))
+
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * https://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+var Int8x16 = SIMD.Int8x16;
+var Int16x8 = SIMD.Int16x8;
+var Int32x4 = SIMD.Int32x4;
+var Uint8x16 = SIMD.Uint8x16;
+var Uint16x8 = SIMD.Uint16x8;
+var Uint32x4 = SIMD.Uint32x4;
+
+// Int8 shifts.
+function lsh8(a, b) {
+ return (a << (b & 7)) << 24 >> 24;
+}
+function rsha8(a, b) {
+ return (a >> (b & 7)) << 24 >> 24;
+}
+function rshl8(a, b) {
+ return (a >>> (b & 7)) << 24 >> 24;
+}
+
+// Int16 shifts.
+function lsh16(a, b) {
+ return (a << (b & 15)) << 16 >> 16;
+}
+function rsha16(a, b) {
+ return (a >> (b & 15)) << 16 >> 16;
+}
+function rshl16(a, b) {
+ return (a >>> (b & 15)) << 16 >> 16;
+}
+
+// Int32 shifts.
+function lsh32(a, b) {
+ return (a << (b & 31)) | 0;
+}
+function rsha32(a, b) {
+ return (a >> (b & 31)) | 0;
+}
+function rshl32(a, b) {
+ return (a >>> (b & 31)) | 0;
+}
+
+// Uint8 shifts.
+function ulsh8(a, b) {
+ return (a << (b & 7)) << 24 >>> 24;
+}
+function ursha8(a, b) {
+ return ((a << 24 >> 24) >> (b & 7)) << 24 >>> 24;
+}
+function urshl8(a, b) {
+ return (a >>> (b & 7)) << 24 >>> 24;
+}
+
+// Uint16 shifts.
+function ulsh16(a, b) {
+ return (a << (b & 15)) << 16 >>> 16;
+}
+function ursha16(a, b) {
+ return ((a << 16 >> 16) >> (b & 15)) << 16 >>> 16;
+}
+function urshl16(a, b) {
+ return (a >>> (b & 15)) << 16 >>> 16;
+}
+
+// Uint32 shifts.
+function ulsh32(a, b) {
+ return (a << (b & 31)) >>> 0;
+}
+function ursha32(a, b) {
+ return ((a | 0) >> (b & 31)) >>> 0;
+}
+function urshl32(a, b) {
+ return (a >>> (b & 31)) >>> 0;
+}
+
+function test() {
+ function TestError() {};
+
+ var good = {valueOf: () => 21};
+ var bad = {valueOf: () => {throw new TestError(); }};
+
+ for (var v of [
+ Int8x16(-1, 2, -3, 4, -5, 6, -7, 8, -9, 10, -11, 12, -13, 14, -15, 16),
+ Int8x16(INT8_MAX, INT8_MIN, INT8_MAX - 1, INT8_MIN + 1)
+ ])
+ {
+ for (var bits = -2; bits < 12; bits++) {
+ testBinaryScalarFunc(v, bits, Int8x16.shiftLeftByScalar, lsh8);
+ testBinaryScalarFunc(v, bits, Int8x16.shiftRightByScalar, rsha8);
+ }
+ // Test that the shift count is coerced to an int32.
+ testBinaryScalarFunc(v, undefined, Int8x16.shiftLeftByScalar, lsh8);
+ testBinaryScalarFunc(v, 3.5, Int8x16.shiftLeftByScalar, lsh8);
+ testBinaryScalarFunc(v, good, Int8x16.shiftLeftByScalar, lsh8);
+ }
+ for (var v of [
+ Int16x8(-1, 2, -3, 4, -5, 6, -7, 8),
+ Int16x8(INT16_MAX, INT16_MIN, INT16_MAX - 1, INT16_MIN + 1)
+ ])
+ {
+ for (var bits = -2; bits < 20; bits++) {
+ testBinaryScalarFunc(v, bits, Int16x8.shiftLeftByScalar, lsh16);
+ testBinaryScalarFunc(v, bits, Int16x8.shiftRightByScalar, rsha16);
+ }
+ // Test that the shift count is coerced to an int32.
+ testBinaryScalarFunc(v, undefined, Int16x8.shiftLeftByScalar, lsh16);
+ testBinaryScalarFunc(v, 3.5, Int16x8.shiftLeftByScalar, lsh16);
+ testBinaryScalarFunc(v, good, Int16x8.shiftLeftByScalar, lsh16);
+ }
+ for (var v of [
+ Int32x4(-1, 2, -3, 4),
+ Int32x4(INT32_MAX, INT32_MIN, INT32_MAX - 1, INT32_MIN + 1)
+ ])
+ {
+ for (var bits = -2; bits < 36; bits++) {
+ testBinaryScalarFunc(v, bits, Int32x4.shiftLeftByScalar, lsh32);
+ testBinaryScalarFunc(v, bits, Int32x4.shiftRightByScalar, rsha32);
+ }
+ // Test that the shift count is coerced to an int32.
+ testBinaryScalarFunc(v, undefined, Int32x4.shiftLeftByScalar, lsh32);
+ testBinaryScalarFunc(v, 3.5, Int32x4.shiftLeftByScalar, lsh32);
+ testBinaryScalarFunc(v, good, Int32x4.shiftLeftByScalar, lsh32);
+ }
+
+ for (var v of [
+ Uint8x16(-1, 2, -3, 4, -5, 6, -7, 8, -9, 10, -11, 12, -13, 14, -15, 16),
+ Uint8x16(INT8_MAX, INT8_MIN, INT8_MAX - 1, INT8_MIN + 1, UINT8_MAX, UINT8_MAX - 1)
+ ])
+ {
+ for (var bits = -2; bits < 12; bits++) {
+ testBinaryScalarFunc(v, bits, Uint8x16.shiftLeftByScalar, ulsh8);
+ testBinaryScalarFunc(v, bits, Uint8x16.shiftRightByScalar, urshl8);
+ }
+ // Test that the shift count is coerced to an int32.
+ testBinaryScalarFunc(v, undefined, Uint8x16.shiftLeftByScalar, ulsh8);
+ testBinaryScalarFunc(v, 3.5, Uint8x16.shiftLeftByScalar, ulsh8);
+ testBinaryScalarFunc(v, good, Uint8x16.shiftLeftByScalar, ulsh8);
+ }
+ for (var v of [
+ Uint16x8(-1, 2, -3, 4, -5, 6, -7, 8),
+ Uint16x8(INT16_MAX, INT16_MIN, INT16_MAX - 1, INT16_MIN + 1, UINT16_MAX, UINT16_MAX - 1)
+ ])
+ {
+ for (var bits = -2; bits < 20; bits++) {
+ testBinaryScalarFunc(v, bits, Uint16x8.shiftLeftByScalar, ulsh16);
+ testBinaryScalarFunc(v, bits, Uint16x8.shiftRightByScalar, urshl16);
+ }
+ // Test that the shift count is coerced to an int32.
+ testBinaryScalarFunc(v, undefined, Uint16x8.shiftLeftByScalar, ulsh16);
+ testBinaryScalarFunc(v, 3.5, Uint16x8.shiftLeftByScalar, ulsh16);
+ testBinaryScalarFunc(v, good, Uint16x8.shiftLeftByScalar, ulsh16);
+ }
+ for (var v of [
+ Uint32x4(-1, 2, -3, 4),
+ Uint32x4(UINT32_MAX, UINT32_MAX - 1, 0, 1),
+ Uint32x4(INT32_MAX, INT32_MIN, INT32_MAX - 1, INT32_MIN + 1)
+ ])
+ {
+ for (var bits = -2; bits < 36; bits++) {
+ testBinaryScalarFunc(v, bits, Uint32x4.shiftLeftByScalar, ulsh32);
+ testBinaryScalarFunc(v, bits, Uint32x4.shiftRightByScalar, urshl32);
+ }
+ // Test that the shift count is coerced to an int32.
+ testBinaryScalarFunc(v, undefined, Uint32x4.shiftLeftByScalar, ulsh32);
+ testBinaryScalarFunc(v, 3.5, Uint32x4.shiftLeftByScalar, ulsh32);
+ testBinaryScalarFunc(v, good, Uint32x4.shiftLeftByScalar, ulsh32);
+ }
+
+ var v = SIMD.Int8x16(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16);
+ assertThrowsInstanceOf(() => SIMD.Int8x16.shiftLeftByScalar(v, bad), TestError);
+ assertThrowsInstanceOf(() => SIMD.Int8x16.shiftRightByScalar(v, bad), TestError);
+
+ var v = SIMD.Int16x8(1,2,3,4,5,6,7,8);
+ assertThrowsInstanceOf(() => SIMD.Int16x8.shiftLeftByScalar(v, bad), TestError);
+ assertThrowsInstanceOf(() => SIMD.Int16x8.shiftRightByScalar(v, bad), TestError);
+
+ var v = SIMD.Int32x4(1,2,3,4);
+ assertThrowsInstanceOf(() => SIMD.Int32x4.shiftLeftByScalar(v, bad), TestError);
+ assertThrowsInstanceOf(() => SIMD.Int32x4.shiftRightByScalar(v, bad), TestError);
+
+ var v = SIMD.Uint8x16(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16);
+ assertThrowsInstanceOf(() => SIMD.Uint8x16.shiftLeftByScalar(v, bad), TestError);
+ assertThrowsInstanceOf(() => SIMD.Uint8x16.shiftRightByScalar(v, bad), TestError);
+
+ var v = SIMD.Uint16x8(1,2,3,4,5,6,7,8);
+ assertThrowsInstanceOf(() => SIMD.Uint16x8.shiftLeftByScalar(v, bad), TestError);
+ assertThrowsInstanceOf(() => SIMD.Uint16x8.shiftRightByScalar(v, bad), TestError);
+
+ var v = SIMD.Uint32x4(1,2,3,4);
+ assertThrowsInstanceOf(() => SIMD.Uint32x4.shiftLeftByScalar(v, bad), TestError);
+ assertThrowsInstanceOf(() => SIMD.Uint32x4.shiftRightByScalar(v, bad), TestError);
+
+ if (typeof reportCompare === "function")
+ reportCompare(true, true);
+}
+
+test();