File size: 2,236 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_103",
"definition": "loop_103",
"dataset": "simd-loop",
"author": "reference",
"spec": {
"language": "cpp",
"target_hardware": [
"aarch64"
],
"entry_point": "kernel.cpp::inner_loop_103",
"dependencies": [],
"isa_features": [],
"compile_flags": [
"-O2",
"-std=c++14",
"-fno-vectorize",
"-fno-slp-vectorize"
],
"link_flags": []
},
"sources": [
{
"path": "loop_103.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_103_data {\n uint8_t *p;\n uint8_t *end;\n int checksum;\n};\n\n#ifdef __cplusplus\nextern \"C\" {\n#endif\nint armbench_entry_loop_103(void *p, int64_t n, void *res_out);\n#ifdef __cplusplus\n}\n#endif\n"
},
{
"path": "loop_103.cpp",
"content": "// Auto-generated by scripts/gen_simd_loop_harness.py \u2014 do not hand-edit.\n#include \"loop_103.h\"\n#include <stdint.h>\n\nextern \"C\" void inner_loop_103(struct loop_103_data *data);\n\nextern \"C\" int armbench_entry_loop_103(void *p, int64_t n, void *res_out) {\n struct loop_103_data _kd;\n _kd.p = static_cast<uint8_t *>(p);\n _kd.end = static_cast<uint8_t *>(p) + n;\n _kd.checksum = 0;\n inner_loop_103(&_kd);\n *static_cast<int *>(res_out) = _kd.checksum;\n return 0;\n}\n"
},
{
"path": "kernel.cpp",
"content": "#include \"loop_103.h\"\n#include <stdint.h>\n\nstatic uint8_t *skip_ws(uint8_t *p, uint8_t *end) {\n while (p != end && (*p == ' ' || *p == '\\n' || *p == '\\r' || *p == '\\t')) p++;\n return p;\n}\nstatic uint8_t *skip_wd(uint8_t *p, uint8_t *end) {\n while (p != end && *p != ' ' && *p != '\\n' && *p != '\\r' && *p != '\\t') p++;\n return p;\n}\nextern \"C\" void inner_loop_103(struct loop_103_data *data) {\n uint8_t *p = data->p; uint8_t *end = data->end;\n int count = 0;\n p = skip_ws(p, end);\n while (p != end) { count++; p = skip_wd(p, end); p = skip_ws(p, end); }\n data->checksum = count;\n}\n"
}
],
"description": "Scalar reference (auto-vectorization disabled) for loop_103. Baseline for speedup measurement."
}
|