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neon/vld2_u8: native and portable implementation
Fixes #752
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -59,6 +59,7 @@ simde_neon_families = [ | |
| 'hadd', | ||
| 'hsub', | ||
| 'ld1', | ||
| 'ld2', | ||
| 'ld3', | ||
| 'ld4', | ||
| 'max', | ||
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||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,70 @@ | ||
| /* SPDX-License-Identifier: MIT | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person | ||
| * obtaining a copy of this software and associated documentation | ||
| * files (the "Software"), to deal in the Software without | ||
| * restriction, including without limitation the rights to use, copy, | ||
| * modify, merge, publish, distribute, sublicense, and/or sell copies | ||
| * of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be | ||
| * included in all copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | ||
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | ||
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | ||
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | ||
| * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | ||
| * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | ||
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| * | ||
| * Copyright: | ||
| * 2021 Zhi An Ng <zhin@google.com> (Copyright owned by Google, LLC) | ||
| */ | ||
|
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| #if !defined(SIMDE_ARM_NEON_LD2_H) | ||
| #define SIMDE_ARM_NEON_LD2_H | ||
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| #include "types.h" | ||
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| HEDLEY_DIAGNOSTIC_PUSH | ||
| SIMDE_DISABLE_UNWANTED_DIAGNOSTICS | ||
| SIMDE_BEGIN_DECLS_ | ||
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| #if !defined(SIMDE_BUG_INTEL_857088) | ||
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| SIMDE_FUNCTION_ATTRIBUTES | ||
| simde_uint8x8x2_t | ||
| simde_vld2_u8(uint8_t const ptr[HEDLEY_ARRAY_PARAM(8)]) { | ||
| #if defined(SIMDE_ARM_NEON_A32V7_NATIVE) | ||
| return vld2_u8(ptr); | ||
| #else | ||
| simde_uint8x8_private r_[2]; | ||
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| for (size_t i = 0; i < (sizeof(r_) / sizeof(r_[0])); i++) { | ||
| for (size_t j = 0 ; j < (sizeof(r_[0].values) / sizeof(r_[0].values[0])) ; j++) { | ||
| r_[i].values[j] = ptr[i + (j * (sizeof(r_) / sizeof(r_[0])))]; | ||
| } | ||
| } | ||
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| simde_uint8x8x2_t r = { { | ||
| simde_uint8x8_from_private(r_[0]), | ||
| simde_uint8x8_from_private(r_[1]), | ||
| } }; | ||
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| return r; | ||
| #endif | ||
| } | ||
| #if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES) | ||
| #undef vld2_u8 | ||
| #define vld2_u8(a) simde_vld2_u8((a)) | ||
| #endif | ||
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| #endif /* !defined(SIMDE_BUG_INTEL_857088) */ | ||
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| SIMDE_END_DECLS_ | ||
| HEDLEY_DIAGNOSTIC_POP | ||
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| #endif /* !defined(SIMDE_ARM_NEON_LD2_H) */ |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,99 @@ | ||
| #define SIMDE_TEST_ARM_NEON_INSN ld2 | ||
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| #include "test-neon.h" | ||
| #include "../../../simde/arm/neon/ld2.h" | ||
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| #if !defined(SIMDE_BUG_INTEL_857088) | ||
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| static int | ||
| test_simde_vld2_u8 (SIMDE_MUNIT_TEST_ARGS) { | ||
| #if 1 | ||
| static const struct { | ||
| uint8_t a[8]; | ||
| uint8_t b[8]; | ||
| uint8_t r[2][8]; | ||
| } test_vec[] = { | ||
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| { { UINT8_C(144), UINT8_C(234), UINT8_C(130), UINT8_C(145), UINT8_C( 26), UINT8_C(241), UINT8_C( 35), UINT8_C( 43) }, | ||
| { UINT8_C( 76), UINT8_C(223), UINT8_C(152), UINT8_C(128), UINT8_C(203), UINT8_C( 66), UINT8_C( 17), UINT8_C(218) }, | ||
| { { UINT8_C(144), UINT8_C(130), UINT8_C( 26), UINT8_C( 35), UINT8_C( 76), UINT8_C(152), UINT8_C(203), UINT8_C( 17) }, | ||
| { UINT8_C(234), UINT8_C(145), UINT8_C(241), UINT8_C( 43), UINT8_C(223), UINT8_C(128), UINT8_C( 66), UINT8_C(218) } }, | ||
| }, | ||
| { { UINT8_C(196), UINT8_C( 14), UINT8_C( 36), UINT8_C( 59), UINT8_C(230), UINT8_C(253), UINT8_C(216), UINT8_C( 14) }, | ||
| { UINT8_C( 31), UINT8_C( 73), UINT8_C( 48), UINT8_C( 55), UINT8_C(200), UINT8_C( 71), UINT8_C(176), UINT8_C( 88) }, | ||
| { { UINT8_C(196), UINT8_C( 36), UINT8_C(230), UINT8_C(216), UINT8_C( 31), UINT8_C( 48), UINT8_C(200), UINT8_C(176) }, | ||
| { UINT8_C( 14), UINT8_C( 59), UINT8_C(253), UINT8_C( 14), UINT8_C( 73), UINT8_C( 55), UINT8_C( 71), UINT8_C( 88) } }, | ||
| }, | ||
| { { UINT8_C( 49), UINT8_C( 50), UINT8_C(233), UINT8_C( 76), UINT8_C( 35), UINT8_C( 13), UINT8_C(119), UINT8_C(111) }, | ||
| { UINT8_C(236), UINT8_C( 15), UINT8_C(240), UINT8_C(184), UINT8_C( 81), UINT8_C( 1), UINT8_C(146), UINT8_C( 22) }, | ||
| { { UINT8_C( 49), UINT8_C(233), UINT8_C( 35), UINT8_C(119), UINT8_C(236), UINT8_C(240), UINT8_C( 81), UINT8_C(146) }, | ||
| { UINT8_C( 50), UINT8_C( 76), UINT8_C( 13), UINT8_C(111), UINT8_C( 15), UINT8_C(184), UINT8_C( 1), UINT8_C( 22) } }, | ||
| }, | ||
| { { UINT8_C( 15), UINT8_C(182), UINT8_C( 81), UINT8_C(245), UINT8_C(179), UINT8_C( 41), UINT8_C( 4), UINT8_C(211) }, | ||
| { UINT8_C(115), UINT8_C( 52), UINT8_C( 10), UINT8_C( 59), UINT8_C(123), UINT8_C(187), UINT8_C(147), UINT8_C(173) }, | ||
| { { UINT8_C( 15), UINT8_C( 81), UINT8_C(179), UINT8_C( 4), UINT8_C(115), UINT8_C( 10), UINT8_C(123), UINT8_C(147) }, | ||
| { UINT8_C(182), UINT8_C(245), UINT8_C( 41), UINT8_C(211), UINT8_C( 52), UINT8_C( 59), UINT8_C(187), UINT8_C(173) } }, | ||
| }, | ||
| { { UINT8_C(237), UINT8_C(125), UINT8_C(249), UINT8_C( 17), UINT8_C(138), UINT8_C(112), UINT8_C(128), UINT8_C(118) }, | ||
| { UINT8_C(127), UINT8_C(112), UINT8_C( 46), UINT8_C(208), UINT8_C(113), UINT8_C(193), UINT8_C(230), UINT8_C(129) }, | ||
| { { UINT8_C(237), UINT8_C(249), UINT8_C(138), UINT8_C(128), UINT8_C(127), UINT8_C( 46), UINT8_C(113), UINT8_C(230) }, | ||
| { UINT8_C(125), UINT8_C( 17), UINT8_C(112), UINT8_C(118), UINT8_C(112), UINT8_C(208), UINT8_C(193), UINT8_C(129) } }, | ||
| }, | ||
| { { UINT8_C(119), UINT8_C( 56), UINT8_C(118), UINT8_C( 43), UINT8_C( 97), UINT8_C(122), UINT8_C(254), UINT8_C(212) }, | ||
| { UINT8_C(175), UINT8_C( 8), UINT8_C( 15), UINT8_C( 42), UINT8_C(195), UINT8_C(163), UINT8_C(215), UINT8_C(177) }, | ||
| { { UINT8_C(119), UINT8_C(118), UINT8_C( 97), UINT8_C(254), UINT8_C(175), UINT8_C( 15), UINT8_C(195), UINT8_C(215) }, | ||
| { UINT8_C( 56), UINT8_C( 43), UINT8_C(122), UINT8_C(212), UINT8_C( 8), UINT8_C( 42), UINT8_C(163), UINT8_C(177) } }, | ||
| }, | ||
| { { UINT8_C( 32), UINT8_C(208), UINT8_C(194), UINT8_C(170), UINT8_C( 64), UINT8_C( 66), UINT8_C( 32), UINT8_C(191) }, | ||
| { UINT8_C(179), UINT8_C( 79), UINT8_C(144), UINT8_C( 36), UINT8_C( 16), UINT8_C(118), UINT8_C(165), UINT8_C(135) }, | ||
| { { UINT8_C( 32), UINT8_C(194), UINT8_C( 64), UINT8_C( 32), UINT8_C(179), UINT8_C(144), UINT8_C( 16), UINT8_C(165) }, | ||
| { UINT8_C(208), UINT8_C(170), UINT8_C( 66), UINT8_C(191), UINT8_C( 79), UINT8_C( 36), UINT8_C(118), UINT8_C(135) } }, | ||
| }, | ||
| { { UINT8_C(174), UINT8_C( 28), UINT8_C(178), UINT8_C( 16), UINT8_C(150), UINT8_C(176), UINT8_C(228), UINT8_C( 69) }, | ||
| { UINT8_C(185), UINT8_C(244), UINT8_C(112), UINT8_C(124), UINT8_C(151), UINT8_C( 71), UINT8_C( 45), UINT8_C(183) }, | ||
| { { UINT8_C(174), UINT8_C(178), UINT8_C(150), UINT8_C(228), UINT8_C(185), UINT8_C(112), UINT8_C(151), UINT8_C( 45) }, | ||
| { UINT8_C( 28), UINT8_C( 16), UINT8_C(176), UINT8_C( 69), UINT8_C(244), UINT8_C(124), UINT8_C( 71), UINT8_C(183) } }, | ||
| }, | ||
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| }; | ||
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| for (size_t i = 0 ; i < (sizeof(test_vec) / sizeof(test_vec[0])) ; i++) { | ||
| simde_uint8x8x2_t r = simde_vld2_u8(test_vec[i].a); | ||
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| simde_uint8x8x2_t expected = { | ||
| {simde_vld1_u8(test_vec[i].r[0]), simde_vld1_u8(test_vec[i].r[1])}}; | ||
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| simde_test_arm_neon_assert_equal_u8x8(r.val[0], expected.val[0]); | ||
| simde_test_arm_neon_assert_equal_u8x8(r.val[1], expected.val[1]); | ||
| } | ||
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| return 0; | ||
| #else | ||
| for (int i = 0 ; i < 8 ; i++) { | ||
| simde_uint8x8_t a = simde_test_arm_neon_random_u8x8(); | ||
| simde_uint8x8_t b = simde_test_arm_neon_random_u8x8(); | ||
| simde_uint8x8x2_t c = {{a, b}}; | ||
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| simde_test_arm_neon_write_u8x8(2, a, SIMDE_TEST_VEC_POS_FIRST); | ||
| simde_test_arm_neon_write_u8x8(2, b, SIMDE_TEST_VEC_POS_MIDDLE); | ||
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| uint8_t buf[16]; | ||
| simde_memcpy(buf, c.val, sizeof(buf)); | ||
| simde_uint8x8x2_t r = simde_vld2_u8(buf); | ||
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| simde_test_arm_neon_write_u8x8x2(2, r, SIMDE_TEST_VEC_POS_LAST); | ||
| } | ||
| return 1; | ||
| #endif | ||
| } | ||
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| #endif /* !defined(SIMDE_BUG_INTEL_857088) */ | ||
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| SIMDE_TEST_FUNC_LIST_BEGIN | ||
| #if !defined(SIMDE_BUG_INTEL_857088) | ||
| SIMDE_TEST_FUNC_LIST_ENTRY(vld2_u8) | ||
| #endif /* !defined(SIMDE_BUG_INTEL_857088) */ | ||
| SIMDE_TEST_FUNC_LIST_END | ||
|
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| #include "test-neon-footer.h" |
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