void Stats_Print(FILE *f, struct NCValidatorState *vstate) {
if (!VERBOSE) return;
if (vstate == NULL) {
fprintf(f, "Analysis Summary: invalid module or internal failure\n");
return;
}
PrintOpcodeHisto(f, vstate);
fprintf(f, "Analysis Summary:\n");
fprintf(f, "%d Checked instructions\n", vstate->stats.instructions);
fprintf(f, "%d checked jump targets\n", vstate->stats.checktarget);
fprintf(f, "%d calls/jumps need dynamic checking (%0.2f%%)\n",
vstate->stats.targetindirect,
vstate->stats.instructions ?
100.0 * vstate->stats.targetindirect/vstate->stats.instructions : 0);
fprintf(f, "\nProblems:\n");
fprintf(f, "%d illegal instructions\n", vstate->stats.illegalinst);
fprintf(f, "%d bad jump targets\n", vstate->stats.badtarget);
fprintf(f, "%d illegal unprotected indirect jumps (including ret)\n",
vstate->stats.unsafeindirect);
fprintf(f, "%d instruction alignment defects\n",
vstate->stats.badalignment);
fprintf(f, "%d segmentation errors\n",
vstate->stats.segfaults);
fprintf(f, "%d bad prefix\n",
vstate->stats.badprefix);
fprintf(f, "%d bad instruction length\n",
vstate->stats.badinstlength);
fprintf(f, "%d internal errors\n",
vstate->stats.internalerrors);
fprintf(f, "%d bad cpu\n",
vstate->stats.badcpu);
}
void NCStatsPrint(struct NCValidatorState *vstate) {
NaClErrorReporter* reporter;
if (!VERBOSE || (vstate == NULL)) return;
reporter = vstate->dstate.error_reporter;
PrintOpcodeHisto(vstate);
(*reporter->printf)(reporter, "Analysis Summary:\n");
(*reporter->printf)(reporter, "%d Checked instructions\n",
vstate->stats.instructions);
(*reporter->printf)(reporter, "%d checked jump targets\n",
vstate->stats.checktarget);
(*reporter->printf)(
reporter, "%d calls/jumps need dynamic checking (%0.2f%%)\n",
vstate->stats.targetindirect,
vstate->stats.instructions ?
100.0 * vstate->stats.targetindirect/vstate->stats.instructions : 0);
if (vstate->stats.didstubout) {
(*reporter->printf)(reporter, "Some instructions were replaced with HLTs");
}
(*reporter->printf)(reporter, "\nProblems:\n");
(*reporter->printf)(reporter, "%d illegal instructions\n",
vstate->stats.illegalinst);
(*reporter->printf)(reporter,
"%d bad jump targets\n", vstate->stats.badtarget);
(*reporter->printf)(
reporter, "%d illegal unprotected indirect jumps (including ret)\n",
vstate->stats.unsafeindirect);
(*reporter->printf)(reporter, "%d instruction alignment defects\n",
vstate->stats.badalignment);
(*reporter->printf)(reporter, "%d segmentation errors\n",
vstate->stats.segfaults);
(*reporter->printf)(reporter, "%d bad prefix\n",
vstate->stats.badprefix);
(*reporter->printf)(reporter, "%d bad instruction length\n",
vstate->stats.badinstlength);
(*reporter->printf)(reporter, "%d internal errors\n",
vstate->stats.internalerrors);
}