File size: 2,350 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_038",
"definition": "loop_038",
"dataset": "simd-loop",
"author": "reference",
"spec": {
"language": "cpp",
"target_hardware": [
"aarch64"
],
"entry_point": "kernel.cpp::inner_loop_038",
"dependencies": [],
"isa_features": [],
"compile_flags": [
"-O2",
"-std=c++14",
"-fno-vectorize",
"-fno-slp-vectorize"
],
"link_flags": []
},
"sources": [
{
"path": "loop_038.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_038_data {\n _Float16 *a;\n _Float16 *b;\n _Float16 *c;\n int dim;\n};\n\n#ifdef __cplusplus\nextern \"C\" {\n#endif\nint armbench_entry_loop_038(void *a, void *b, int64_t dim, void *res_out);\n#ifdef __cplusplus\n}\n#endif\n"
},
{
"path": "loop_038.cpp",
"content": "// Auto-generated by scripts/gen_simd_loop_harness.py \u2014 do not hand-edit.\n#include \"loop_038.h\"\n#include <stdint.h>\n\nextern \"C\" void inner_loop_038(struct loop_038_data *data);\n\nextern \"C\" int armbench_entry_loop_038(void *a, void *b, int64_t dim, void *res_out) {\n struct loop_038_data _kd;\n _kd.a = static_cast<_Float16 *>(a);\n _kd.b = static_cast<_Float16 *>(b);\n _kd.c = static_cast<_Float16 *>(res_out);\n _kd.dim = static_cast<int>(dim);\n inner_loop_038(&_kd);\n return 0;\n}\n"
},
{
"path": "kernel.cpp",
"content": "#include \"loop_038.h\"\n#include <stdint.h>\n\nextern \"C\" void inner_loop_038(struct loop_038_data *data) {\n _Float16 *a = data->a;\n _Float16 *b = data->b;\n _Float16 *c = data->c;\n int dim = data->dim;\n _Float16 k = (_Float16)0.25f;\n for (int row = 0; row < dim - 1; row++) {\n for (int col = 0; col < dim - 1; col++) {\n _Float16 s0 = a[row * dim + col];\n _Float16 s1 = a[row * dim + col + 1];\n _Float16 s2 = a[(row + 1) * dim + col];\n _Float16 s3 = a[(row + 1) * dim + col + 1];\n _Float16 ac = b[row * dim + col];\n c[row * dim + col] = ac + s0 * k + s1 * k + s2 * k + s3 * k;\n }\n }\n}\n"
}
],
"description": "Scalar reference (auto-vectorization disabled) for loop_038. Baseline for speedup measurement."
}
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