| { | |
| "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." | |
| } | |