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Add support for stack map generation in the X86 backend.

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Originally implemented by Lang Hames.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193811 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
2013-10-31 22:11:56 +00:00
parent 53446e50a0
commit 3d74dea4bd
10 changed files with 755 additions and 5 deletions
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3
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
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@ -33,6 +33,7 @@
#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/StackMaps.h"
#include "llvm/DebugInfo.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/Constants.h"
@ -6878,6 +6879,8 @@ void SelectionDAGBuilder::visitPatchpoint(const CallInst &CI) {
for (unsigned i = NumArgs + 4, e = CI.getNumArgOperands(); i != e; ++i) {
SDValue OpVal = getValue(CI.getArgOperand(i));
if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(OpVal)) {
Ops.push_back(
DAG.getTargetConstant(StackMaps::ConstantOp, MVT::i64));
Ops.push_back(
DAG.getTargetConstant(C->getSExtValue(), MVT::i64));
} else