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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_110",
"definition": "loop_110",
"dataset": "simd-loop",
"author": "reference",
"spec": {
"language": "cpp",
"target_hardware": [
"aarch64"
],
"entry_point": "kernel.cpp::inner_loop_110",
"dependencies": [],
"isa_features": [],
"compile_flags": [
"-O2",
"-std=c++14",
"-fno-vectorize",
"-fno-slp-vectorize"
],
"link_flags": []
},
"sources": [
{
"path": "loop_110.h",
"content": "// Auto-generated by scripts/gen_simd_loop_harness.py \u2014 do not hand-edit.\n#pragma once\n#include <stdint.h>\n\ntypedef struct { int8_t re; int8_t im; } cint8_t;\ntypedef struct { int32_t re; int32_t im; } cint32_t;\n\nstruct loop_110_data {\n cint8_t *a0;\n cint8_t *b0;\n cint32_t *c0;\n uint64_t size;\n};\n\n#ifdef __cplusplus\nextern \"C\" {\n#endif\nint armbench_entry_loop_110(void *a0, void *b0, int64_t size, void *res_out);\n#ifdef __cplusplus\n}\n#endif\n"
},
{
"path": "loop_110.cpp",
"content": "// Auto-generated by scripts/gen_simd_loop_harness.py \u2014 do not hand-edit.\n#include \"loop_110.h\"\n#include <stdint.h>\n\nextern \"C\" void inner_loop_110(struct loop_110_data *data);\n\nextern \"C\" int armbench_entry_loop_110(void *a0, void *b0, int64_t size, void *res_out) {\n struct loop_110_data _kd;\n _kd.a0 = static_cast<cint8_t *>(a0);\n _kd.b0 = static_cast<cint8_t *>(b0);\n _kd.c0 = static_cast<cint32_t *>(res_out);\n _kd.size = static_cast<uint64_t>(size);\n inner_loop_110(&_kd);\n return 0;\n}\n"
},
{
"path": "kernel.cpp",
"content": "#include \"loop_110.h\"\n#include <stdint.h>\n\nextern \"C\" void inner_loop_110(struct loop_110_data *data) {\n cint8_t *a = data->a0; cint8_t *b = data->b0; cint32_t *c = data->c0;\n uint64_t size = data->size;\n for (uint64_t i = 0; i < size; i++) {\n c[i].re = (int32_t)(((a[2*i].re * b[2*i].re) - (a[2*i].im * b[2*i].im)) +\n ((a[2*i+1].re * b[2*i+1].re) - (a[2*i+1].im * b[2*i+1].im)));\n c[i].im = (int32_t)(((a[2*i].im * b[2*i].re) + (a[2*i].re * b[2*i].im)) +\n ((a[2*i+1].im * b[2*i+1].re) + (a[2*i+1].re * b[2*i+1].im)));\n }\n}\n"
}
],
"description": "Scalar reference (auto-vectorization disabled) for loop_110. Baseline for speedup measurement."
}
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