Changes in directory llvm/include/llvm/CodeGen:
DwarfWriter.h updated: 1.5 -> 1.6
MachineDebugInfo.h updated: 1.4 -> 1.5
SelectionDAGNodes.h updated: 1.86 -> 1.87
---
Log message:
Added initial support for DEBUG_LABEL allowing debug specific labels to be
inserted in the code.
---
Diffs of the changes: (+19 -6)
DwarfWriter.h | 5 +++--
MachineDebugInfo.h | 7 +++++++
SelectionDAGNodes.h | 13 +++++++++----
3 files changed, 19 insertions(+), 6 deletions(-)
Index: llvm/include/llvm/CodeGen/DwarfWriter.h
diff -u llvm/include/llvm/CodeGen/DwarfWriter.h:1.5
llvm/include/llvm/CodeGen/DwarfWriter.h:1.6
--- llvm/include/llvm/CodeGen/DwarfWriter.h:1.5 Wed Jan 4 16:28:25 2006
+++ llvm/include/llvm/CodeGen/DwarfWriter.h Wed Jan 4 19:25:28 2006
@@ -550,8 +550,9 @@
///
void EmitInitial() const;
- /// ShouldEmitDwarf - Determine if dwarf declarations should be made.
- ///
+ /// ShouldEmitDwarf - Returns true if dwarf declarations should be made.
+ /// When called it also checks to see if debug info is newly available. if
+ /// so the initial dwarf headers are emitted.
bool ShouldEmitDwarf();
/// BeginModule - Emit all dwarf sections that should come prior to the
Index: llvm/include/llvm/CodeGen/MachineDebugInfo.h
diff -u llvm/include/llvm/CodeGen/MachineDebugInfo.h:1.4
llvm/include/llvm/CodeGen/MachineDebugInfo.h:1.5
--- llvm/include/llvm/CodeGen/MachineDebugInfo.h:1.4 Wed Jan 4 16:28:25 2006
+++ llvm/include/llvm/CodeGen/MachineDebugInfo.h Wed Jan 4 19:25:28 2006
@@ -52,6 +52,13 @@
///
unsigned getNextUniqueID() { return UniqueID++; }
+ /// RecordLabel - Records location information and associates it with a
+ /// debug label. Returns unique label id.
+ unsigned RecordLabel(unsigned Line, unsigned Col, unsigned SrcFile) {
+ // FIXME - actually record.
+ return getNextUniqueID();
+ }
+
bool doInitialization();
bool doFinalization();
Index: llvm/include/llvm/CodeGen/SelectionDAGNodes.h
diff -u llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.86
llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.87
--- llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.86 Wed Jan 4 09:04:11 2006
+++ llvm/include/llvm/CodeGen/SelectionDAGNodes.h Wed Jan 4 19:25:28 2006
@@ -355,12 +355,17 @@
LOCATION,
// DEBUG_LOC - This node is used to represent source line information
- // embedded in the code. It takes token chain as input, then a line
number,
- // then a column then a file id (provided by MachineDebugInfo), then a
- // unique id (provided by MachineDebugInfo for label gen). It produces a
- // token chain as output.
+ // embedded in the code. It takes a token chain as input, then a line
+ // number, then a column then a file id (provided by MachineDebugInfo.) It
+ // produces a token chain as output.
DEBUG_LOC,
+ // DEBUG_LABEL - This node is used to mark a location in the code where a
+ // label should be generated for use by the debug information. It takes a
+ // token chain as input, the a unique id (provided by MachineDebugInfo.) It
+ // produces a token chain as output.
+ DEBUG_LABEL,
+
// BUILTIN_OP_END - This must be the last enum value in this list.
BUILTIN_OP_END,
};
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