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While printing annotations, print line number and variable name if debug info is present.

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llvm-svn: 127470
This commit is contained in:
Devang Patel 2011-03-11 18:07:33 +00:00
parent 39804c0b44
commit 8f39c0056d
2 changed files with 50 additions and 5 deletions
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2
tools/llvm-dis/Makefile
View File

@ -9,7 +9,7 @@
LEVEL = ../..
TOOLNAME = llvm-dis
LINK_COMPONENTS := bitreader
LINK_COMPONENTS := bitreader analysis
# This tool has no plugins, optimize startup time.
TOOL_NO_EXPORTS = 1

53
tools/llvm-dis/llvm-dis.cpp
View File

@ -19,7 +19,9 @@
#include "llvm/LLVMContext.h"
#include "llvm/Module.h"
#include "llvm/Type.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/Analysis/DebugInfo.h"
#include "llvm/Assembly/AssemblyAnnotationWriter.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FormattedStream.h"
@ -50,6 +52,16 @@ ShowAnnotations("show-annotations",
namespace {
static void printDebugLoc(const DebugLoc &DL, formatted_raw_ostream &OS) {
OS << DL.getLine() << ":" << DL.getCol();
if (MDNode *N = DL.getInlinedAt(getGlobalContext())) {
DebugLoc IDL = DebugLoc::getFromDILocation(N);
if (!IDL.isUnknown()) {
OS << "@";
printDebugLoc(IDL,OS);
}
}
}
class CommentWriter : public AssemblyAnnotationWriter {
public:
void emitFunctionAnnot(const Function *F,
@ -58,10 +70,43 @@ public:
OS << '\n';
}
void printInfoComment(const Value &V, formatted_raw_ostream &OS) {
if (V.getType()->isVoidTy()) return;
OS.PadToColumn(50);
OS << "; [#uses=" << V.getNumUses() << ']'; // Output # uses
bool Padded = false;
if (!V.getType()->isVoidTy()) {
OS.PadToColumn(50);
Padded = true;
OS << "; [#uses=" << V.getNumUses() << ']'; // Output # uses
}
if (const Instruction *I = dyn_cast<Instruction>(&V)) {
const DebugLoc &DL = I->getDebugLoc();
if (!DL.isUnknown()) {
if (!Padded) {
OS.PadToColumn(50);
Padded = true;
OS << ";";
}
OS << " [debug line = ";
printDebugLoc(DL,OS);
OS << "]";
}
if (const DbgDeclareInst *DDI = dyn_cast<DbgDeclareInst>(I)) {
DIVariable Var(DDI->getVariable());
if (!Padded) {
OS.PadToColumn(50);
Padded = true;
OS << ";";
}
OS << " [debug variable = " << Var.getName() << "]";
}
else if (const DbgValueInst *DVI = dyn_cast<DbgValueInst>(I)) {
DIVariable Var(DVI->getVariable());
if (!Padded) {
OS.PadToColumn(50);
Padded = true;
OS << ";";
}
OS << " [debug variable = " << Var.getName() << "]";
}
}
}
};