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#!/usr/bin/env python3
#
# SPDX-License-Identifier: MIT
#
# Copyright © 2024 Intel Corporation
#
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
# IN THE SOFTWARE.
import argparse
import os
import sys
import textwrap
import codegen
h = None
c = None
hashed_funcs = {}
def data_type_to_ctype(ret_type):
if ret_type == "uint64":
return "uint64_t"
elif ret_type == "float":
return "double"
else:
raise Exception("Unhandled case for mapping \"" + ret_type + "\" to a C type")
def output_counter_read(gen, set, counter):
if counter.read_hash in hashed_funcs:
return
c("\n")
c("/* {0} :: {1} */".format(set.name, counter.get('name')))
ret_type = counter.get('data_type')
ret_ctype = data_type_to_ctype(ret_type)
read_eq = counter.get('equation')
c(ret_ctype)
c(counter.read_sym + "(const struct intel_xe_perf *perf,\n")
c.indent(len(counter.read_sym) + 1)
c("const struct intel_xe_perf_metric_set *metric_set,\n")
c("uint64_t *accumulator)\n")
c.outdent(len(counter.read_sym) + 1)
c("{")
c.indent(4)
gen.output_rpn_equation_code(set, counter, read_eq)
c.outdent(4)
c("}")
hashed_funcs[counter.read_hash] = counter.read_sym
def output_counter_read_definition(gen, set, counter):
if counter.read_hash in hashed_funcs:
h("#define %s \\" % counter.read_sym)
h.indent(4)
h("%s" % hashed_funcs[counter.read_hash])
h.outdent(4)
else:
ret_type = counter.get('data_type')
ret_ctype = data_type_to_ctype(ret_type)
read_eq = counter.get('equation')
h(ret_ctype)
h(counter.read_sym + "(const struct intel_xe_perf *perf,\n")
h.indent(len(counter.read_sym) + 1)
h("const struct intel_xe_perf_metric_set *metric_set,\n")
h("uint64_t *accumulator);\n")
h.outdent(len(counter.read_sym) + 1)
hashed_funcs[counter.read_hash] = counter.read_sym
def output_counter_max(gen, set, counter):
max_eq = counter.get('max_equation')
if not max_eq or max_eq == "100":
return
if counter.max_hash in hashed_funcs:
return
c("\n")
c("/* {0} :: {1} */".format(set.name, counter.get('name')))
ret_type = counter.get('data_type')
ret_ctype = data_type_to_ctype(ret_type)
c(ret_ctype)
c(counter.max_sym + "(const struct intel_xe_perf *perf,\n")
c.indent(len(counter.max_sym) + 1)
c("const struct intel_xe_perf_metric_set *metric_set,\n")
c("uint64_t *accumulator)\n")
c.outdent(len(counter.max_sym) + 1)
c("{")
c.indent(4)
gen.output_rpn_equation_code(set, counter, max_eq)
c.outdent(4)
c("}")
hashed_funcs[counter.max_hash] = counter.max_sym
def output_counter_max_definition(gen, set, counter):
max_eq = counter.get('max_equation')
if not max_eq or max_eq == "100":
return
if counter.max_hash in hashed_funcs:
h("#define %s \\" % counter.max_sym)
h.indent(4)
h("%s" % hashed_funcs[counter.max_hash])
h.outdent(4)
h("\n")
else:
ret_type = counter.get('data_type')
ret_ctype = data_type_to_ctype(ret_type)
h(ret_ctype)
h(counter.max_sym + "(const struct intel_xe_perf *perf,")
h.indent(len(counter.max_sym) + 1)
h("const struct intel_xe_perf_metric_set *metric_set,")
h("uint64_t *accumulator);")
h.outdent(len(counter.max_sym) + 1)
h("\n")
hashed_funcs[counter.max_hash] = counter.max_sym
def generate_equations(args, gens):
global hashed_funcs
header_file = os.path.basename(args.header)
header_define = header_file.replace('.', '_').upper()
hashed_funcs = {}
c(textwrap.dedent("""\
#include <stdlib.h>
#include <string.h>
#include "xe/xe_oa.h"
#include "%s"
#define MIN(x, y) (((x) < (y)) ? (x) : (y))
#define MAX(a, b) (((a) > (b)) ? (a) : (b))
double
percentage_max_callback_float(const struct intel_xe_perf *perf,
const struct intel_xe_perf_metric_set *metric_set,
uint64_t *accumulator)
{
return 100;
}
uint64_t
percentage_max_callback_uint64(const struct intel_xe_perf *perf,
const struct intel_xe_perf_metric_set *metric_set,
uint64_t *accumulator)
{
return 100;
}
""" % os.path.basename(args.header)))
# Print out all equation functions.
for gen in gens:
for set in gen.sets:
for counter in set.counters:
output_counter_read(gen, set, counter)
output_counter_max(gen, set, counter)
hashed_funcs = {}
h(textwrap.dedent("""\
#ifndef __%s__
#define __%s__
#include <stddef.h>
#include <stdint.h>
#include <stdbool.h>
struct intel_xe_perf;
struct intel_xe_perf_metric_set;
double
percentage_max_callback_float(const struct intel_xe_perf *perf,
const struct intel_xe_perf_metric_set *metric_set,
uint64_t *accumulator);
uint64_t
percentage_max_callback_uint64(const struct intel_xe_perf *perf,
const struct intel_xe_perf_metric_set *metric_set,
uint64_t *accumulator);
""" % (header_define, header_define)))
# Print out all equation functions.
for gen in gens:
for set in gen.sets:
for counter in set.counters:
output_counter_read_definition(gen, set, counter)
output_counter_max_definition(gen, set, counter)
h(textwrap.dedent("""\
#endif /* __%s__ */
""" % header_define))
def main():
global c
global h
parser = argparse.ArgumentParser()
parser.add_argument("--header", help="Header file to write")
parser.add_argument("--code", help="C file to write")
parser.add_argument("xml_files", nargs='+', help="List of xml metrics files to process")
args = parser.parse_args()
# Note: either arg may == None
h = codegen.Codegen(args.header)
c = codegen.Codegen(args.code)
gens = []
for xml_file in args.xml_files:
gens.append(codegen.Gen(xml_file, c))
copyright = textwrap.dedent("""\
/* Autogenerated file, DO NOT EDIT manually! generated by {} */
// SPDX-License-Identifier: MIT
/*
* Copyright © 2024 Intel Corporation
*/
""").format(os.path.basename(__file__))
h(copyright)
c(copyright)
generate_equations(args, gens)
if __name__ == '__main__':
main()
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