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/*
* Copyright 2020 The Emscripten Authors. All rights reserved.
* Emscripten is available under two separate licenses, the MIT license and the
* University of Illinois/NCSA Open Source License. Both these licenses can be
* found in the LICENSE file.
*/
// This file runs a handful of neon instructions with some test values.
#include <cassert>
#include <stdio.h>
#include <string.h>
#include <arm_neon.h>
static int
test_simde_vaddq_s32 () {
struct {
int32_t a[4];
int32_t b[4];
int32_t r[4];
} test_vec[] = {
{ { -446537815, -222544457, 1358712669, 1039645779 },
{ -1526568976, 1435568682, 1254287845, 1972851916 },
{ -1973106791, 1213024225, -1681966782, -1282469601 } },
{ { 1801189811, -1805838537, -1176151706, 116907030 },
{ 1856764227, -389858301, -231569882, -1922577958 },
{ -637013258, 2099270458, -1407721588, -1805670928 } },
{ { -84360509, 1083070169, -973507665, -1815351216 },
{ -335448343, -640367181, 634062411, -1817038128 },
{ -419808852, 442702988, -339445254, 662577952 } },
{ { -829576203, -1341252863, -545912689, -495828488 },
{ 1808692408, -2075876551, 2041122729, 906779457 },
{ 979116205, 877837882, 1495210040, 410950969 } },
{ { 117807366, 1152914357, 337849883, 670471535 },
{ 1116914697, 298243687, 663384037, -782395445 },
{ 1234722063, 1451158044, 1001233920, -111923910 } },
{ { -438738384, -1859546762, 782585023, -346645534 },
{ -953227168, -1529285441, 801858404, 704653818 },
{ -1391965552, 906135093, 1584443427, 358008284 } },
{ { 17881483, 697514346, 1750612102, 877899476 },
{ 1442546070, -621095818, 822723895, 2052786670 },
{ 1460427553, 76418528, -1721631299, -1364281150 } },
{ { 1299934179, 729222821, 462671687, 324003453 },
{ -563525016, 1438147358, 394707240, -1382948150 },
{ 736409163, -2127597117, 857378927, -1058944697 } }
};
for (size_t i = 0 ; i < (sizeof(test_vec) / sizeof(test_vec[0])) ; i++) {
int32x4_t a = vld1q_s32(test_vec[i].a);
int32x4_t b = vld1q_s32(test_vec[i].b);
int32x4_t r = vaddq_s32(a, b);
int32_t r_[4];
vst1q_s32(r_, r);
assert(memcmp(r_, test_vec[i].r, sizeof(int32_t) * 4) == 0);
}
return 0;
}
static int
test_simde_vsubq_s16 () {
struct {
int16_t a[8];
int16_t b[8];
int16_t r[8];
} test_vec[] = {
{ { 31318, 4134, -6723, 21335, -25763, 17298, -9065, 1079 },
{ 19197, 1228, -7522, -5302, -1743, -13071, 8924, 13041 },
{ 12121, 2906, 799, 26637, -24020, 30369, -17989, -11962 } },
{ { 6045, 23106, -25859, 23213, 16437, -13155, -10980, 6608 },
{ -25569, -17123, 26495, -20312, -26016, 15740, 28348, 22895 },
{ 31614, -25307, 13182, -22011, -23083, -28895, 26208, -16287 } },
{ { -19835, -32077, 24908, -32291, 31393, -17075, 7503, 28374 },
{ -3143, 14379, -11174, -17431, 25966, 11000, 26579, 22916 },
{ -16692, 19080, -29454, -14860, 5427, -28075, -19076, 5458 } },
{ { 14105, 26075, -18280, 14822, 13107, -32010, -13232, 2801 },
{ 7359, 6722, 11248, 24277, -12911, 25737, 3380, 20157 },
{ 6746, 19353, -29528, -9455, 26018, 7789, -16612, -17356 } },
{ { -26300, -8781, -26031, -31722, 3533, 7687, -1831, -26328 },
{ 27156, 1459, -30570, 10083, -5035, -30325, 18937, 16087 },
{ 12080, -10240, 4539, 23731, 8568, -27524, -20768, 23121 } },
{ { -29726, 13083, 12581, -3400, -16578, 6160, 14519, -13391 },
{ 25763, 14800, 13548, 16736, -5344, 6858, -24012, 5720 },
{ 10047, -1717, -967, -20136, -11234, -698, -27005, -19111 } },
{ { 29485, 21066, 676, -7356, 21953, 30971, -21363, 12355 },
{ 5136, -919, -14008, 26685, 1973, -5758, -9559, -10752 },
{ 24349, 21985, 14684, 31495, 19980, -28807, -11804, 23107 } },
{ { 19021, -3544, 27980, 3541, -12094, 20357, -14212, -29568 },
{ -5668, 9352, -14925, 26765, 4044, 30289, 20970, 14156 },
{ 24689, -12896, -22631, -23224, -16138, -9932, 30354, 21812 } }
};
for (size_t i = 0 ; i < (sizeof(test_vec) / sizeof(test_vec[0])) ; i++) {
int16x8_t a = vld1q_s16(test_vec[i].a);
int16x8_t b = vld1q_s16(test_vec[i].b);
int16x8_t r = vsubq_s16(a, b);
int16_t r_[8];
vst1q_s16(r_, r);
assert(memcmp(r_, test_vec[i].r, sizeof(int16_t) * 8) == 0);
}
return 0;
}
static int
test_simde_vmulq_u32 () {
struct {
uint32_t a[4];
uint32_t b[4];
uint32_t r[4];
} test_vec[] = {
{ { 838207622, 3405383108, 2377386269, 4159190503 },
{ 2224025479, 3989376773, 3953058906, 1658203612 },
{ 3851262122, 2552010964, 1750009906, 1512172932 } },
{ { 4187212853, 4005793489, 2138863511, 880174253 },
{ 1505297747, 1850114580, 1113187430, 1185165073 },
{ 3442818607, 3505605204, 664347178, 86798973 } },
{ { 3426695163, 1572537029, 668743546, 4015739547 },
{ 1799885911, 4242116246, 2201891698, 1590288994 },
{ 24355405, 3961120110, 2091516500, 93680982 } },
{ { 3744073754, 2218583306, 3098220572, 3248949098 },
{ 2989289243, 4021159549, 2608000313, 3925425103 },
{ 1064771774, 31855074, 870468156, 3302911158 } },
{ { 1305027651, 651298057, 2296282398, 2689238404 },
{ 4048713332, 3051356284, 3176223469, 3500558989 },
{ 2790346844, 2459594844, 3062591686, 2805707188 } },
{ { 2015194990, 2476666741, 4045110381, 1972462849 },
{ 1483138012, 3507373796, 630087576, 418723241 },
{ 2297318536, 2355970612, 552883128, 2027545257 } },
{ { 428872356, 1873554946, 2875246762, 153154093 },
{ 3110242005, 1686859980, 2022250959, 4086333006 },
{ 1432967796, 342591896, 433380214, 4018925494 } },
{ { 2450268304, 4160862542, 2929943169, 699974484 },
{ 367204937, 1501130378, 3604021895, 298410624 },
{ 2423515408, 577464332, 2688480263, 2283524608 } },
};
for (size_t i = 0 ; i < (sizeof(test_vec) / sizeof(test_vec[0])) ; i++) {
uint32x4_t a = vld1q_u32(test_vec[i].a);
uint32x4_t b = vld1q_u32(test_vec[i].b);
uint32x4_t r = vmulq_u32(a, b);
uint32_t r_[4];
vst1q_u32(r_, r);
assert(memcmp(r_, test_vec[i].r, sizeof(uint32_t) * 4) == 0);
}
return 0;
}
static int
test_simde_vbslq_s8 () {
struct {
uint8_t a[16];
int8_t b[16];
int8_t c[16];
int8_t r[16];
} test_vec[] = {
{ { 136, 230, 97, 0, 20, 50, 138, 231,
UINT8_MAX, 18, 190, 185, 181, 25, 53, 6 },
{ 60, -30, 93, -89, -3, 121, 83, -123,
102, -115, -97, -39, -104, 82, -24, 32 },
{ 56, 73, 32, 76, 123, -85, 51, 122,
-67, -15, 51, 114, 11, 104, 120, 71 },
{ 56, -21, 65, 76, INT8_MAX, -71, 51, -99,
102, -31, -97, -37, -102, 112, 104, 65 } },
{ { 74, 214, 238, 71, 79, 65, 204, 181,
207, 107, 142, 103, 189, 118, 136, 245 },
{ -65, -88, 65, 58, 83, 117, -76, 17,
102, -25, -125, 113, 79, -4, -72, -103 },
{ -46, -90, -32, 33, -24, -84, -42, -73,
23, 100, 30, -44, -37, -90, -55, -102 },
{ -102, -96, 64, 34, -29, -19, -106, 19,
86, 103, -110, -15, 79, -12, -55, -101 } },
{ { 79, 11, 213, 162, 128, 137, 179, 230,
113, 55, 88, 192, 51, 16, 90, 5 },
{ -73, 58, 38, -97, -25, -4, 86, -2,
96, 116, -45, 59, 27, -100, -42, 106 },
{ -89, -85, 12, 39, 52, -64, 14, -91,
-9, 102, 102, 42, 118, -64, 47, 45 },
{ -89, -86, 12, -121, -76, -56, 30, -25,
-26, 116, 118, 42, 87, -48, 119, 40 } },
{ { 250, 85, 204, 225, 81, 34, 224, 177,
151, 179, 237, 178, 79, 195, 28, 247 },
{ 110, 40, 30, -94, -24, 44, 72, -33,
-110, -82, 9, 9, 110, 56, 54, 104 },
{ -115, 3, 74, -34, 37, 42, -112, -68,
-35, 125, 110, 44, 64, -118, 35, -82 },
{ 111, 2, 14, -66, 100, 40, 80, -99,
-38, -18, 11, 12, 78, 8, 55, 104 } },
{ { 179, 66, 80, 155, 110, 152, 123, 1,
70, 132, 10, 180, 189, 64, 29, 74 },
{ 67, 103, 41, 105, -111, -71, 37, 110,
54, -108, -102, 118, 30, -66, 36, -47 },
{ 0, 116, 109, 110, 13, -24, 111, 83,
108, 121, 8, 41, -70, 37, 116, -3 },
{ 3, 118, 45, 109, 1, -8, 37, 82,
46, -3, 10, 61, 30, 37, 100, -11 } },
{ { 140, 157, 102, 29, 86, 140, 139, 140,
32, 37, 2, 62, 227, 38, 16, 227 },
{ -102, 125, 82, -89, 101, -63, -5, -47,
59, 3, -5, -11, 40, 111, -14, -76 },
{ 12, 89, -47, 98, -27, 92, -18, 5,
-127, -16, 67, 101, 22, 83, 72, -80 },
{ -120, 93, -45, 103, -27, -48, -17, -127,
-95, -47, 67, 117, 52, 119, 88, -80 } },
{ { 208, 154, 88, 53, 92, 83, 7, 151,
86, 2, 140, 126, 113, 126, 50, 125 },
{ -41, 3, -33, -68, 95, -51, -63, -32,
-67, 5, 69, -45, 88, -114, -125, 41 },
{ 40, -37, 94, -124, 46, 101, 27, -124,
103, -89, 2, -40, 38, 52, 85, -3 },
{ -8, 67, 94, -76, 126, 101, 25, INT8_MIN,
53, -91, 6, -46, 86, 14, 71, -87 } },
{ { 55, 52, 186, 150, 1, 123, 119, 190,
128, 188, 145, 217, 74, 21, 2, 115 },
{ -16, 96, -9, 31, -58, 19, -93, 45,
-70, -90, 6, -32, -38, 91, -34, 18 },
{ -112, -104, -88, -111, 19, 31, 80, -108,
-36, -31, 109, 38, -10, 111, -103, -25 },
{ -80, -88, -78, 23, 18, 23, 35, 44,
-36, -27, 108, -26, -2, 123, -101, -106 } },
};
for (size_t i = 0 ; i < (sizeof(test_vec) / sizeof(test_vec[0])) ; i++) {
uint8x16_t a = vld1q_u8(test_vec[i].a);
int8x16_t b = vld1q_s8(test_vec[i].b);
int8x16_t c = vld1q_s8(test_vec[i].c);
int8x16_t r = vbslq_s8(a, b, c);
int8_t r_[16];
vst1q_s8(r_, r);
assert(memcmp(r_, test_vec[i].r, sizeof(int8_t) * 16) == 0);
}
return 0;
}
static int
test_simde_vshl_s64 () {
struct {
int64_t a[1];
int64_t b[1];
int64_t r[1];
} test_vec[] = {
{ { -4131760704340726406 },
{ -51 },
{ -1835 } },
{ { 4795347804945835666 },
{ -8617733424538507080 },
{ 0 } },
{ { -2987477723010756817 },
{ -49 },
{ -5307 } },
{ { -834069088546172233 },
{ 62 },
{ -4611686018427387904 } },
{ { -3249651920531950297 },
{ 2418075451758470935 },
{ 7338760155284111360 } },
{ { 5243402359250859729 },
{ -47 },
{ 37256 } },
{ { -5953442574285360237 },
{ 33 },
{ -1003907829020491776 } },
{ { 7218011237552599699 },
{ -36 },
{ 105035887 } },
};
for (size_t i = 0 ; i < (sizeof(test_vec) / sizeof(test_vec[0])) ; i++) {
int64x1_t a = vld1_s64(test_vec[i].a);
int64x1_t b = vld1_s64(test_vec[i].b);
int64x1_t r = vshl_s64(a, b);
int64_t r_[1];
vst1_s64(r_, r);
assert(memcmp(r_, test_vec[i].r, sizeof(int64_t) * 1) == 0);
}
return 0;
}
int main() {
printf("Testing NEON Wasm SIMD\n");
test_simde_vaddq_s32();
test_simde_vsubq_s16();
test_simde_vmulq_u32();
test_simde_vbslq_s8();
test_simde_vshl_s64();
printf("Success!\n");
}
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