void InlineContext::Dump(unsigned indent)
{
// Handle fact that siblings are in reverse order.
if (m_Sibling != nullptr)
{
m_Sibling->Dump(indent);
}
// We may not know callee name in some of the failing cases
Compiler* compiler = m_InlineStrategy->GetCompiler();
const char* calleeName = nullptr;
if (m_Callee == nullptr)
{
assert(!m_Success);
calleeName = "<unknown>";
}
else
{
#if defined(DEBUG)
calleeName = compiler->eeGetMethodFullName(m_Callee);
#else
calleeName = "callee";
#endif // defined(DEBUG)
}
mdMethodDef calleeToken = compiler->info.compCompHnd->getMethodDefFromMethod(m_Callee);
// Dump this node
if (m_Parent == nullptr)
{
// Root method
printf("Inlines into %08X %s\n", calleeToken, calleeName);
}
else
{
// Inline attempt.
const char* inlineReason = InlGetObservationString(m_Observation);
const char* inlineResult = m_Success ? "" : "FAILED: ";
if (m_Offset == BAD_IL_OFFSET)
{
printf("%*s[%u IL=???? TR=%06u %08X] [%s%s] %s\n", indent, "", m_Ordinal, m_TreeID, calleeToken,
inlineResult, inlineReason, calleeName);
}
else
{
IL_OFFSET offset = jitGetILoffs(m_Offset);
printf("%*s[%u IL=%04d TR=%06u %08X] [%s%s] %s\n", indent, "", m_Ordinal, offset, m_TreeID, calleeToken,
inlineResult, inlineReason, calleeName);
}
}
// Recurse to first child
if (m_Child != nullptr)
{
m_Child->Dump(indent + 2);
}
}
void InlineContext::DumpXml(FILE* file, unsigned indent)
{
// Handle fact that siblings are in reverse order.
if (m_Sibling != nullptr)
{
m_Sibling->DumpXml(file, indent);
}
Compiler* compiler = m_InlineStrategy->GetCompiler();
mdMethodDef calleeToken =
compiler->info.compCompHnd->getMethodDefFromMethod(m_Callee);
const bool isRoot = m_Parent == nullptr;
const bool hasChild = m_Child != nullptr;
const char* inlineType = m_Success ? "Inline" : "FailedInline";
unsigned newIndent = indent;
if (!isRoot)
{
const char* inlineReason = InlGetObservationString(m_Observation);
int offset = -1;
if (m_Offset != BAD_IL_OFFSET)
{
offset = (int) jitGetILoffs(m_Offset);
}
fprintf(file, "%*s<%s>\n", indent, "", inlineType);
fprintf(file, "%*s<Token>%u</Token>\n", indent + 2, "", calleeToken);
fprintf(file, "%*s<Offset>%u</Offset>\n", indent + 2, "", offset);
fprintf(file, "%*s<Reason>%s</Reason>\n", indent + 2, "", inlineReason);
newIndent = indent + 2;
}
// Handle children
if (hasChild)
{
fprintf(file, "%*s<Inlines>\n", newIndent, "");
m_Child->DumpXml(file, newIndent + 2);
fprintf(file, "%*s</Inlines>\n", newIndent, "");
}
else
{
fprintf(file, "%*s<Inlines />\n", newIndent, "");
}
// Close out
if (!isRoot)
{
fprintf(file, "%*s</%s>\n", indent, "", inlineType);
}
}
void InlineContext::Dump(Compiler* compiler, int indent)
{
// Handle fact that siblings are in reverse order.
if (m_Sibling != nullptr)
{
m_Sibling->Dump(compiler, indent);
}
// We may not know callee name in some of the failing cases
const char* calleeName = nullptr;
if (m_Callee == nullptr)
{
assert(!m_Success);
calleeName = "<unknown>";
}
else
{
calleeName = compiler->eeGetMethodFullName(m_Callee);
}
// Dump this node
if (m_Parent == nullptr)
{
// Root method
printf("Inlines into %s\n", calleeName);
}
else
{
// Inline attempt.
const char* inlineReason = InlGetObservationString(m_Observation);
const char* inlineResult = m_Success ? "" : "FAILED: ";
for (int i = 0; i < indent; i++)
{
printf(" ");
}
if (m_Offset == BAD_IL_OFFSET)
{
printf("[IL=???? TR=%06u] [%s%s] %s\n", m_TreeID, inlineResult, inlineReason, calleeName);
}
else
{
IL_OFFSET offset = jitGetILoffs(m_Offset);
printf("[IL=%04d TR=%06u] [%s%s] %s\n", offset, m_TreeID, inlineResult, inlineReason, calleeName);
}
}
// Recurse to first child
if (m_Child != nullptr)
{
m_Child->Dump(compiler, indent + 2);
}
}
void InlineContext::DumpData(unsigned indent)
{
// Handle fact that siblings are in reverse order.
if (m_Sibling != nullptr)
{
m_Sibling->DumpData(indent);
}
Compiler* compiler = m_InlineStrategy->GetCompiler();
#if defined(DEBUG)
const char* calleeName = compiler->eeGetMethodFullName(m_Callee);
#else
const char* calleeName = "callee";
#endif // defined(DEBUG)
if (m_Parent == nullptr)
{
// Root method... cons up a policy so we can display the name
InlinePolicy* policy = InlinePolicy::GetPolicy(compiler, true);
printf("\nInlines [%u] into \"%s\" [%s]\n",
m_InlineStrategy->GetInlineCount(),
calleeName,
policy->GetName());
}
else if (m_Success)
{
const char* inlineReason = InlGetObservationString(m_Observation);
printf("%*s%u,\"%s\",\"%s\"", indent, "", m_Ordinal, inlineReason, calleeName);
m_Policy->DumpData(stdout);
printf("\n");
}
// Recurse to first child
if (m_Child != nullptr)
{
m_Child->DumpData(indent + 2);
}
}
void InlineResult::Report()
{
// If we weren't actually inlining, user may have suppressed
// reporting via setReported(). If so, do nothing.
if (m_Reported)
{
return;
}
m_Reported = true;
#ifdef DEBUG
const char* callee = nullptr;
// Optionally dump the result
if (VERBOSE)
{
const char* format = "INLINER: during '%s' result '%s' reason '%s' for '%s' calling '%s'\n";
const char* caller = (m_Caller == nullptr) ? "n/a" : m_RootCompiler->eeGetMethodFullName(m_Caller);
callee = (m_Callee == nullptr) ? "n/a" : m_RootCompiler->eeGetMethodFullName(m_Callee);
JITDUMP(format, m_Context, ResultString(), ReasonString(), caller, callee);
}
// If the inline failed, leave information on the call so we can
// later recover what observation lead to the failure.
if (IsFailure() && (m_Call != nullptr))
{
// compiler should have revoked candidacy on the call by now
assert((m_Call->gtFlags & GTF_CALL_INLINE_CANDIDATE) == 0);
m_Call->gtInlineObservation = m_Policy->GetObservation();
}
#endif // DEBUG
// Was the result NEVER? If so we might want to propagate this to
// the runtime.
if (IsNever() && m_Policy->PropagateNeverToRuntime())
{
// If we know the callee, and if the observation that got us
// to this Never inline state is something *other* than
// IS_NOINLINE, then we've uncovered a reason why this method
// can't ever be inlined. Update the callee method attributes
// so that future inline attempts for this callee fail faster.
InlineObservation obs = m_Policy->GetObservation();
if ((m_Callee != nullptr) && (obs != InlineObservation::CALLEE_IS_NOINLINE))
{
#ifdef DEBUG
if (VERBOSE)
{
const char* obsString = InlGetObservationString(obs);
JITDUMP("\nINLINER: Marking %s as NOINLINE because of %s\n", callee, obsString);
}
#endif // DEBUG
COMP_HANDLE comp = m_RootCompiler->info.compCompHnd;
comp->setMethodAttribs(m_Callee, CORINFO_FLG_BAD_INLINEE);
}
}
if (IsDecided())
{
const char* format = "INLINER: during '%s' result '%s' reason '%s'\n";
JITLOG_THIS(m_RootCompiler, (LL_INFO100000, format, m_Context, ResultString(), ReasonString()));
COMP_HANDLE comp = m_RootCompiler->info.compCompHnd;
comp->reportInliningDecision(m_Caller, m_Callee, Result(), ReasonString());
}
}