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author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-03 21:47:10 +0000 |
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committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-03 21:47:10 +0000 |
commit | afc2bc2c04e42fcc16a9f964d0a13b7dbc05c3b0 (patch) | |
tree | ad44d68bdc7f27af6b18a041f8cd37037d3ab4c2 /llvm/lib/CodeGen/RegAllocLinearScan.cpp | |
parent | 25cde34ae41fab6ead1a8b556284d3004c3f5ff6 (diff) | |
download | bcm5719-llvm-afc2bc2c04e42fcc16a9f964d0a13b7dbc05c3b0.tar.gz bcm5719-llvm-afc2bc2c04e42fcc16a9f964d0a13b7dbc05c3b0.zip |
Emit DBG_VALUE instructions from LiveDebugVariables.
llvm-svn: 120842
Diffstat (limited to 'llvm/lib/CodeGen/RegAllocLinearScan.cpp')
-rw-r--r-- | llvm/lib/CodeGen/RegAllocLinearScan.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/RegAllocLinearScan.cpp b/llvm/lib/CodeGen/RegAllocLinearScan.cpp index ac5143b7c69..0875257550b 100644 --- a/llvm/lib/CodeGen/RegAllocLinearScan.cpp +++ b/llvm/lib/CodeGen/RegAllocLinearScan.cpp @@ -12,6 +12,7 @@ //===----------------------------------------------------------------------===// #define DEBUG_TYPE "regalloc" +#include "LiveDebugVariables.h" #include "VirtRegMap.h" #include "VirtRegRewriter.h" #include "Spiller.h" @@ -91,6 +92,7 @@ namespace { struct RALinScan : public MachineFunctionPass { static char ID; RALinScan() : MachineFunctionPass(ID) { + initializeLiveDebugVariablesPass(*PassRegistry::getPassRegistry()); initializeLiveIntervalsPass(*PassRegistry::getPassRegistry()); initializeStrongPHIEliminationPass(*PassRegistry::getPassRegistry()); initializeRegisterCoalescerAnalysisGroup( @@ -212,6 +214,8 @@ namespace { AU.addPreserved<MachineLoopInfo>(); AU.addRequired<VirtRegMap>(); AU.addPreserved<VirtRegMap>(); + AU.addRequired<LiveDebugVariables>(); + AU.addPreserved<LiveDebugVariables>(); AU.addRequiredID(MachineDominatorsID); AU.addPreservedID(MachineDominatorsID); MachineFunctionPass::getAnalysisUsage(AU); @@ -532,6 +536,9 @@ bool RALinScan::runOnMachineFunction(MachineFunction &fn) { // Rewrite spill code and update the PhysRegsUsed set. rewriter_->runOnMachineFunction(*mf_, *vrm_, li_); + // Write out new DBG_VALUE instructions. + getAnalysis<LiveDebugVariables>().emitDebugValues(vrm_); + assert(unhandled_.empty() && "Unhandled live intervals remain!"); finalizeRegUses(); |