vppinfra: widen the scope of test_vector_funcs

Location changed and binary renamed to test_infra
Also it is built by default.

Type: improvement
Change-Id: I27cd97f274501ceb7a01213e2bc9676cea00f39c
Signed-off-by: Damjan Marion <damarion@cisco.com>

1 files changed, 249 insertions, 0 deletions

diff --git a/src/vppinfra/test/test.c b/src/vppinfra/test/test.c
new file mode 100644
index 00000000000..15ea6fd2973
--- /dev/null
+++ b/src/vppinfra/test/test.c
@@ -0,0 +1,249 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright(c) 2021 Cisco Systems, Inc.
+ */
+
+#include <vppinfra/format.h>
+#include <vppinfra/test/test.h>
+#include <vppinfra/error.h>
+
+test_main_t test_main;
+
+int
+test_march_supported (clib_march_variant_type_t type)
+{
+#define _(s, n)                                                               \
+  if (CLIB_MARCH_VARIANT_TYPE_##s == type)                                    \
+    return clib_cpu_march_priority_##s ();
+  foreach_march_variant
+#undef _
+    return 0;
+}
+
+clib_error_t *
+test_funct (test_main_t *tm)
+{
+  for (int i = 0; i < CLIB_MARCH_TYPE_N_VARIANTS; i++)
+    {
+      test_registration_t *r = tm->registrations[i];
+
+      if (r == 0 || test_march_supported (i) < 0)
+	continue;
+
+      fformat (stdout, "\nMultiarch Variant: %U\n", format_march_variant, i);
+      fformat (stdout,
+	       "-------------------------------------------------------\n");
+      while (r)
+	{
+	  clib_error_t *err;
+	  if (tm->filter && strstr (r->name, (char *) tm->filter) == 0)
+	    goto next;
+	  err = (r->fn) (0);
+	  fformat (stdout, "%-50s %s\n", r->name, err ? "FAIL" : "PASS");
+	  if (err)
+	    {
+	      clib_error_report (err);
+	      fformat (stdout, "\n");
+	    }
+	next:
+	  r = r->next;
+	}
+    }
+
+  fformat (stdout, "\n");
+  return 0;
+}
+
+#if 0
+static u8 *
+format_test_perf_bundle_core_power (u8 *s, va_list *args)
+{
+  test_perf_event_bundle_t __clib_unused *b =
+    va_arg (*args, test_perf_event_bundle_t *);
+  test_perf_t __clib_unused *tp = va_arg (*args, test_perf_t *);
+  u64 *data = va_arg (*args, u64 *);
+
+  if (data)
+    s = format (s, "%7.1f %%", (f64) 100 * data[1] / data[0]);
+  else
+    s = format (s, "%9s", "Level 0");
+
+  if (data)
+    s = format (s, "%8.1f %%", (f64) 100 * data[2] / data[0]);
+  else
+    s = format (s, "%9s", "Level 1");
+
+  if (data)
+    s = format (s, "%7.1f %%", (f64) 100 * data[3] / data[0]);
+  else
+    s = format (s, "%9s", "Level 2");
+
+  return s;
+}
+
+#ifdef __x86_64__
+#define PERF_INTEL_CODE(event, umask) ((event) | (umask) << 8)
+  ,
+  {
+    .name = "core-power",
+    .desc =
+      "Core cycles where the core was running under specific turbo schedule.",
+    .type = PERF_TYPE_RAW,
+    .config[0] = PERF_INTEL_CODE (0x3c, 0x00),
+    .config[1] = PERF_INTEL_CODE (0x28, 0x07),
+    .config[2] = PERF_INTEL_CODE (0x28, 0x18),
+    .config[3] = PERF_INTEL_CODE (0x28, 0x20),
+    .config[4] = PERF_INTEL_CODE (0x28, 0x40),
+    .n_events = 5,
+    .format_fn = format_test_perf_bundle_core_power,
+  }
+#endif
+};
+#endif
+
+#ifdef __linux__
+clib_error_t *
+test_perf (test_main_t *tm)
+{
+  clib_error_t *err = 0;
+  clib_perfmon_ctx_t _ctx, *ctx = &_ctx;
+
+  if ((err = clib_perfmon_init_by_bundle_name (
+	 ctx, "%s", tm->bundle ? (char *) tm->bundle : "default")))
+    return err;
+
+  fformat (stdout, "Warming up...\n");
+  clib_perfmon_warmup (ctx);
+
+  for (int i = 0; i < CLIB_MARCH_TYPE_N_VARIANTS; i++)
+    {
+      test_registration_t *r = tm->registrations[i];
+
+      if (r == 0 || test_march_supported (i) < 0)
+	continue;
+
+      fformat (stdout, "\nMultiarch Variant: %U\n", format_march_variant, i);
+      fformat (stdout,
+	       "-------------------------------------------------------\n");
+      while (r)
+	{
+	  if (r->perf_tests)
+	    {
+	      test_perf_t *pt = r->perf_tests;
+	      if (tm->filter && strstr (r->name, (char *) tm->filter) == 0)
+		goto next;
+
+	      clib_perfmon_capture_group (ctx, "%s", r->name);
+	      do
+		{
+		  for (int i = 0; i < tm->repeat; i++)
+		    {
+		      pt->fd = ctx->group_fd;
+		      clib_perfmon_reset (ctx);
+		      pt->fn (pt);
+		      clib_perfmon_capture (ctx, pt->n_ops, "%0s", pt->name);
+		    }
+		}
+	      while ((++pt)->fn);
+	    }
+	next:
+	  r = r->next;
+	}
+      fformat (stdout, "%U\n", format_perfmon_bundle, ctx);
+      clib_perfmon_clear (ctx);
+    }
+
+  clib_perfmon_free (ctx);
+  return err;
+}
+#endif
+
+int
+main (int argc, char *argv[])
+{
+  test_main_t *tm = &test_main;
+  unformat_input_t _i = {}, *i = &_i;
+  clib_mem_init (0, 64ULL << 20);
+  clib_error_t *err;
+  int perf = 0;
+
+  /* defaults */
+  tm->repeat = 3;
+
+  unformat_init_command_line (i, argv);
+
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "perf"))
+	perf = 1;
+      else if (unformat (i, "filter %s", &tm->filter))
+	;
+      else if (unformat (i, "bundle %s", &tm->bundle))
+	;
+      else if (unformat (i, "repeat %d", &tm->repeat))
+	;
+      else
+	{
+	  clib_warning ("unknown input '%U'", format_unformat_error, i);
+	  exit (1);
+	}
+    }
+
+  if (perf)
+    err = test_perf (tm);
+  else
+    err = test_funct (tm);
+
+  if (err)
+    {
+      clib_error_report (err);
+      fformat (stderr, "\n");
+      return 1;
+    }
+  return 0;
+}
+
+void *
+test_mem_alloc (uword size)
+{
+  void *rv;
+  size = round_pow2 (size, CLIB_CACHE_LINE_BYTES);
+  rv = clib_mem_alloc_aligned (size, CLIB_CACHE_LINE_BYTES);
+  clib_memset_u8 (rv, 0, size);
+  return rv;
+}
+
+void *
+test_mem_alloc_and_fill_inc_u8 (uword size, u8 start, u8 mask)
+{
+  u8 *rv;
+  mask = mask ? mask : 0xff;
+  size = round_pow2 (size, CLIB_CACHE_LINE_BYTES);
+  rv = clib_mem_alloc_aligned (size, CLIB_CACHE_LINE_BYTES);
+  for (uword i = 0; i < size; i++)
+    rv[i] = ((u8) i + start) & mask;
+  return rv;
+}
+
+void *
+test_mem_alloc_and_splat (uword elt_size, uword n_elts, void *elt)
+{
+  u8 *rv, *e;
+  uword data_size = elt_size * n_elts;
+  uword alloc_size = round_pow2 (data_size, CLIB_CACHE_LINE_BYTES);
+  e = rv = clib_mem_alloc_aligned (alloc_size, CLIB_CACHE_LINE_BYTES);
+  while (e - rv < data_size)
+    {
+      clib_memcpy_fast (e, elt, elt_size);
+      e += elt_size;
+    }
+
+  if (data_size < alloc_size)
+    clib_memset_u8 (e, 0, alloc_size - data_size);
+  return rv;
+}
+
+void
+test_mem_free (void *p)
+{
+  clib_mem_free (p);
+}