File size: 2,149 Bytes
f25167e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | {
"name": "reference_loop_219",
"definition": "loop_219",
"dataset": "simd-loop",
"author": "reference",
"spec": {
"language": "cpp",
"target_hardware": [
"aarch64"
],
"entry_point": "kernel.cpp::inner_loop_219",
"dependencies": [],
"isa_features": [],
"compile_flags": [
"-O2",
"-std=c++14",
"-fno-vectorize",
"-fno-slp-vectorize"
],
"link_flags": []
},
"sources": [
{
"path": "loop_219.h",
"content": "// Auto-generated by scripts/gen_simd_loop_harness.py \u2014 do not hand-edit.\n#pragma once\n#include <stdint.h>\n\nstruct loop_219_data {\n uint64_t m;\n uint64_t n;\n uint8_t *a;\n uint8_t *b;\n uint32_t *c;\n};\n\n#ifdef __cplusplus\nextern \"C\" {\n#endif\nint armbench_entry_loop_219(void *a, void *b, int64_t m, int64_t n, void *res_out);\n#ifdef __cplusplus\n}\n#endif\n"
},
{
"path": "loop_219.cpp",
"content": "// Auto-generated by scripts/gen_simd_loop_harness.py \u2014 do not hand-edit.\n#include \"loop_219.h\"\n#include <stdint.h>\n\nextern \"C\" void inner_loop_219(struct loop_219_data *data);\n\nextern \"C\" int armbench_entry_loop_219(void *a, void *b, int64_t m, int64_t n, void *res_out) {\n struct loop_219_data _kd;\n _kd.a = static_cast<uint8_t *>(a);\n _kd.b = static_cast<uint8_t *>(b);\n _kd.c = static_cast<uint32_t *>(res_out);\n _kd.m = static_cast<uint64_t>(m);\n _kd.n = static_cast<uint64_t>(n);\n inner_loop_219(&_kd);\n return 0;\n}\n"
},
{
"path": "kernel.cpp",
"content": "#include \"loop_219.h\"\n#include <stdint.h>\n\nextern \"C\" void inner_loop_219(struct loop_219_data *data) {\n uint64_t m = data->m;\n uint64_t n = data->n;\n uint8_t *a = data->a;\n uint8_t *b = data->b;\n uint32_t *c = data->c;\n for (uint64_t y = 0; y < m; y++) {\n uint32_t d = 0;\n for (uint64_t x = 0; x < n; x++) d += (uint32_t)a[x * m + y] * (uint32_t)b[x];\n c[y] = d;\n }\n}\n"
}
],
"description": "Scalar reference (auto-vectorization disabled) for loop_219. Baseline for speedup measurement."
}
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