bench-boot: continue progress, renamte to test-boot

2026-01-26 11:41:35 +01:00 · 2019-01-22 00:00:00 +00:00
parent c2983e0e1f
commit eedbb02a14
7 changed files with 38 additions and 62 deletions
--- a/101
+++ b/101
@@ -0,0 +1,101 @@
+#!/usr/bin/env python3
+
+import common
+from shell_helpers import LF
+
+class Main(common.LkmcCliFunction):
+    def __init__(self):
+        super().__init__(
+            defaults={
+                'print_time': False,
+            },
+            description='''\
+Run Linux kernel boot tests and benchmarks.
+'''
+        )
+        self.add_argument(
+            '--size',
+            default=1,
+            type=int,
+            help='''\
+Size of the tests to run. Scale:
+
+* 1: a few seconds and important
+* 2: < 5 minutes and important or a few seconds and not too important
+* 3: all
+'''
+        )
+
+    def _bench(self, **kwargs):
+        self.run(**kwargs)
+
+    def timed_main(self):
+        # TODO bring this benchmark code back to life. Likely should go inside run with an option
+        #
+        #bench() (
+        #  "${root_dir}/bench-cmd" "./run --arch ${1}${extra_args}" "$self.env['test_boot_benchmark_file']"
+        #)
+        #
+        #newline() (
+        #  echo >> "$self.env['test_boot_benchmark_file']"
+        #)
+        #
+        #gem5_insts() (
+        #  printf "instructions $(./gem5-stat --arch "$1" sim_insts)\n" >> "$self.env['test_boot_benchmark_file']"
+        #  newline
+        #)
+        #
+        #qemu_insts() (
+        #  common_arch="$1"
+        #  ./qemu-trace2txt --arch "$common_arch"
+        #  common_qemu_trace_txt_file="$("$getvar" --arch "$common_arch" qemu_trace_txt_file)"
+        #  printf "instructions $(wc -l "${common_qemu_trace_txt_file}" | cut -d' ' -f1)\n" >> "$self.env['test_boot_benchmark_file']"
+        #  newline
+        #)
+        #
+        #rm -f "${self.env['test_boot_benchmark_file']}"
+        self.run = self.import_path_main('run')
+        run_args = self.get_common_args()
+        if self.env['emulator'] == 'gem5':
+            run_args['eval'] = 'm5 exit'
+        elif self.env['emulator'] == 'qemu':
+            run_args['eval'] = '/poweroff.out'
+        if (self.env['emulator'] == 'qemu' or
+                (self.env['emulator'] == 'gem5' and self.env['size'] >= 2)):
+            self._bench(**run_args)
+        if self.env['host_arch'] == self.env['arch']:
+            # TODO: find out why it fails.
+            if self.env['emulator'] != 'gem5':
+                self._bench(kvm=True, **run_args)
+        if self.env['emulator'] == 'qemu' and self.env['size'] >= 2:
+            self._bench(trace='exec_tb', **run_args)
+        if self.env['emulator'] == 'gem5' and self.env['size'] >= 3:
+            if self.env['arch'] == 'x86_64':
+                cpu_types = ['DerivO3CPU']
+            elif self.env['is_arm']:
+                cpu_types = [
+                    'DerivO3CPU',
+                    'HPI',
+                ]
+            for cpu_type in cpu_types:
+                self._bench(
+                    extra_emulator_args=[
+                        '--cpu-type', cpu_type,
+                        '--caches',
+                        '--l2cache',
+                        '--l1d_size=1024kB',
+                        '--l1i_size=1024kB',
+                        '--l2_size=1024kB',
+                        '--l3_size=1024kB',
+                    ],
+                    **run_args
+                )
+            if self.env['arch'] == 'aarch64':
+                # Do a fuller testing for aarch64.
+                for build_type in ['debug', 'fast']:
+                    self._bench(gem5_build_type=build_type, **run_args)
+                self._bench(gem5_script='biglittle', **run_args)
+
+if __name__ == '__main__':
+    Main().cli_exit()
+