Changes in directory llvm/lib/CodeGen:
AsmPrinter.cpp updated: 1.34 -> 1.35
DwarfWriter.cpp updated: 1.2 -> 1.3
---
Log message:
Tie dwarf generation to darwin assembler.
---
Diffs of the changes: (+96 -0)
AsmPrinter.cpp | 1
DwarfWriter.cpp | 95 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 96 insertions(+)
Index: llvm/lib/CodeGen/AsmPrinter.cpp
diff -u llvm/lib/CodeGen/AsmPrinter.cpp:1.34
llvm/lib/CodeGen/AsmPrinter.cpp:1.35
--- llvm/lib/CodeGen/AsmPrinter.cpp:1.34 Wed Dec 28 00:29:02 2005
+++ llvm/lib/CodeGen/AsmPrinter.cpp Wed Jan 4 07:52:30 2006
@@ -16,6 +16,7 @@
#include "llvm/Constants.h"
#include "llvm/Module.h"
#include "llvm/CodeGen/MachineConstantPool.h"
+#include "llvm/CodeGen/MachineDebugInfo.h"
#include "llvm/Support/Mangler.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Target/TargetMachine.h"
Index: llvm/lib/CodeGen/DwarfWriter.cpp
diff -u llvm/lib/CodeGen/DwarfWriter.cpp:1.2
llvm/lib/CodeGen/DwarfWriter.cpp:1.3
--- llvm/lib/CodeGen/DwarfWriter.cpp:1.2 Wed Dec 21 19:41:00 2005
+++ llvm/lib/CodeGen/DwarfWriter.cpp Wed Jan 4 07:52:30 2006
@@ -12,4 +12,99 @@
//===----------------------------------------------------------------------===//
+#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/CodeGen/DwarfWriter.h"
+#include "llvm/Support/CommandLine.h"
+
+
+namespace llvm {
+
+static cl::opt<bool>
+DwarfVerbose("dwarf-verbose", cl::Hidden,
+ cl::desc("Add comments to dwarf directives."));
+
+/// EmitULEB128Bytes - Emit an assembler byte data directive to compose an
+/// unsigned leb128 value.
+///
+void DwarfWriter::EmitULEB128Bytes(unsigned Value, std::string Comment) {
+ if (hasLEB128) {
+ O << "\t.uleb128\t"
+ << Value;
+ } else {
+ O << Asm->getData8bitsDirective();
+ EmitULEB128(Value);
+ }
+ if (DwarfVerbose) {
+ O << "\t"
+ << Asm->getCommentString()
+ << " "
+ << Comment
+ << " "
+ << Value;
+ }
+ O << "\n";
+}
+
+/// EmitSLEB128Bytes - Emit an assembler byte data directive to compose a
+/// signed leb128 value.
+///
+void DwarfWriter::EmitSLEB128Bytes(int Value, std::string Comment) {
+ if (hasLEB128) {
+ O << "\t.sleb128\t"
+ << Value;
+ } else {
+ O << Asm->getData8bitsDirective();
+ EmitSLEB128(Value);
+ }
+ if (DwarfVerbose) {
+ O << "\t"
+ << Asm->getCommentString()
+ << " "
+ << Comment
+ << " "
+ << Value;
+ }
+ O << "\n";
+}
+
+/// BeginModule - Emit all dwarf sections that should come prior to the
content.
+///
+void DwarfWriter::BeginModule() {
+ EmitComment("Dwarf Begin Module");
+
+ // define base addresses for dwarf sections
+ Asm->SwitchSection(DwarfAbbrevSection, 0);
+ EmitLabel("abbrev", 0);
+ Asm->SwitchSection(DwarfInfoSection, 0);
+ EmitLabel("info", 0);
+ Asm->SwitchSection(DwarfLineSection, 0);
+ EmitLabel("line", 0);
+}
+
+/// EndModule - Emit all dwarf sections that should come after the content.
+///
+void DwarfWriter::EndModule() {
+ EmitComment("Dwarf End Module");
+ // Print out dwarf file info
+ std::vector<std::string> Sources = DebugInfo.getSourceFiles();
+ for (unsigned i = 0, N = Sources.size(); i < N; i++) {
+ O << "\t; .file\t" << (i + 1) << "," << "\"" << Sources[i] << "\"" <<
"\n";
+ }
+}
+
+
+/// BeginFunction - Emit pre-function debug information.
+///
+void DwarfWriter::BeginFunction() {
+ EmitComment("Dwarf Begin Function");
+}
+
+/// EndFunction - Emit post-function debug information.
+///
+void DwarfWriter::EndFunction() {
+ EmitComment("Dwarf End Function");
+}
+
+
+} // End llvm namespace
+
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