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Update DebugInfo interface to use metadata, instead of special named llvm.dbg.... global variables, to encode debugging information in llvm IR. This is mostly a mechanical change that tests metadata support very well.

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This change speeds up llvm-gcc by more then 6% at "-O0 -g" (measured by compiling InstructionCombining.cpp!)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79977 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2009-08-25 05:24:07 +00:00
parent 4bda11fbda
commit 2a610c7387
47 changed files with 966 additions and 1933 deletions
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6
include/llvm/CodeGen/SelectionDAGNodes.h
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@@ -2015,10 +2015,10 @@ class DbgStopPointSDNode : public SDNode {
SDUse Chain;
unsigned Line;
unsigned Column;
Value *CU;
MDNode *CU;
friend class SelectionDAG;
DbgStopPointSDNode(SDValue ch, unsigned l, unsigned c,
Value *cu)
MDNode *cu)
: SDNode(ISD::DBG_STOPPOINT, DebugLoc::getUnknownLoc(),
getSDVTList(MVT::Other)), Line(l), Column(c), CU(cu) {
InitOperands(&Chain, ch);
@@ -2026,7 +2026,7 @@ class DbgStopPointSDNode : public SDNode {
public:
unsigned getLine() const { return Line; }
unsigned getColumn() const { return Column; }
Value *getCompileUnit() const { return CU; }
MDNode *getCompileUnit() const { return CU; }
static bool classof(const DbgStopPointSDNode *) { return true; }
static bool classof(const SDNode *N) {