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Allow passing a dag into dump and getOperationName. If one is available

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when printing a node, use it to render target operations with their
target instruction name instead of "<<unknown>>".


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22804 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-08-16 18:33:07 +00:00
parent efe5869405
commit f3e133a35f
1 changed files with 21 additions and 9 deletions
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30
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@ -18,6 +18,8 @@
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Target/TargetLowering.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetMachine.h"
#include <iostream>
#include <set>
#include <cmath>
@ -1752,9 +1754,18 @@ bool SDNode::hasNUsesOfValue(unsigned NUses, unsigned Value) {
}
const char *SDNode::getOperationName() const {
const char *SDNode::getOperationName(const SelectionDAG *G) const {
switch (getOpcode()) {
default: return "<<Unknown>>";
default:
if (getOpcode() < ISD::BUILTIN_OP_END)
return "<<Unknown DAG Node>>";
else {
if (G)
if (const TargetInstrInfo *TII = G->getTarget().getInstrInfo())
return TII->getName(getOpcode()-ISD::BUILTIN_OP_END);
return "<<Unknown Target Node>>";
}
case ISD::PCMARKER: return "PCMarker";
case ISD::SRCVALUE: return "SrcValue";
case ISD::EntryToken: return "EntryToken";
@ -1883,7 +1894,8 @@ const char *SDNode::getOperationName() const {
}
}
void SDNode::dump() const {
void SDNode::dump() const { dump(0); }
void SDNode::dump(const SelectionDAG *G) const {
std::cerr << (void*)this << ": ";
for (unsigned i = 0, e = getNumValues(); i != e; ++i) {
@ -1893,7 +1905,7 @@ void SDNode::dump() const {
else
std::cerr << MVT::getValueTypeString(getValueType(i));
}
std::cerr << " = " << getOperationName();
std::cerr << " = " << getOperationName(G);
std::cerr << " ";
for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
@ -1934,17 +1946,17 @@ void SDNode::dump() const {
}
}
static void DumpNodes(SDNode *N, unsigned indent) {
static void DumpNodes(SDNode *N, unsigned indent, const SelectionDAG *G) {
for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i)
if (N->getOperand(i).Val->hasOneUse())
DumpNodes(N->getOperand(i).Val, indent+2);
DumpNodes(N->getOperand(i).Val, indent+2, G);
else
std::cerr << "\n" << std::string(indent+2, ' ')
<< (void*)N->getOperand(i).Val << ": <multiple use>";
std::cerr << "\n" << std::string(indent, ' ');
N->dump();
N->dump(G);
}
void SelectionDAG::dump() const {
@ -1954,10 +1966,10 @@ void SelectionDAG::dump() const {
for (unsigned i = 0, e = Nodes.size(); i != e; ++i) {
if (!Nodes[i]->hasOneUse() && Nodes[i] != getRoot().Val)
DumpNodes(Nodes[i], 2);
DumpNodes(Nodes[i], 2, this);
}
DumpNodes(getRoot().Val, 2);
DumpNodes(getRoot().Val, 2, this);
std::cerr << "\n\n";
}