diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 4 | ||||
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp | 1 | ||||
| -rw-r--r-- | lib/Target/X86/X86InstrSystem.td | 3 |
3 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index f1e879be95..c73ba7bc22 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -5087,6 +5087,10 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) { DAG.setRoot(Result.second); return 0; } + case Intrinsic::debugger: { + DAG.setRoot(DAG.getNode(ISD::DEBUGGER, dl,MVT::Other, getRoot())); + return 0; + } case Intrinsic::uadd_with_overflow: case Intrinsic::sadd_with_overflow: case Intrinsic::usub_with_overflow: diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp index f981afb437..7b633eff54 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp @@ -265,6 +265,7 @@ std::string SDNode::getOperationName(const SelectionDAG *G) const { case ISD::STACKSAVE: return "stacksave"; case ISD::STACKRESTORE: return "stackrestore"; case ISD::TRAP: return "trap"; + case ISD::DEBUGGER: return "debugger"; // Bit manipulation case ISD::BSWAP: return "bswap"; diff --git a/lib/Target/X86/X86InstrSystem.td b/lib/Target/X86/X86InstrSystem.td index f1ca114c4c..dd1b499ddd 100644 --- a/lib/Target/X86/X86InstrSystem.td +++ b/lib/Target/X86/X86InstrSystem.td @@ -36,6 +36,9 @@ let Uses = [EFLAGS] in def INT3 : I<0xcc, RawFrm, (outs), (ins), "int3", [(int_x86_int (i8 3))], IIC_INT3>; +def : Pat<(debugger), + (INT3)>; + // The long form of "int $3" turns into int3 as a size optimization. // FIXME: This doesn't work because InstAlias can't match immediate constants. //def : InstAlias<"int\t$3", (INT3)>; |