Add support for stack map generation in the X86 backend.
Originally implemented by Lang Hames.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193811 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86AsmPrinter.h b/lib/Target/X86/X86AsmPrinter.h
index 6eed5ce..050c78d 100644
--- a/lib/Target/X86/X86AsmPrinter.h
+++ b/lib/Target/X86/X86AsmPrinter.h
@@ -16,6 +16,7 @@
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/ValueTypes.h"
+#include "llvm/CodeGen/StackMaps.h"
#include "llvm/Support/Compiler.h"
namespace llvm {
@@ -24,9 +25,20 @@
class LLVM_LIBRARY_VISIBILITY X86AsmPrinter : public AsmPrinter {
const X86Subtarget *Subtarget;
+ StackMaps SM;
+
+ // Parses operands of PATCHPOINT and STACKMAP to produce stack map Location
+ // structures. Returns a result location and an iterator to the operand
+ // immediately following the operands consumed.
+ //
+ // This method is implemented in X86MCInstLower.cpp.
+ static std::pair<StackMaps::Location, MachineInstr::const_mop_iterator>
+ stackmapOperandParser(MachineInstr::const_mop_iterator MOI,
+ MachineInstr::const_mop_iterator MOE);
+
public:
explicit X86AsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
- : AsmPrinter(TM, Streamer) {
+ : AsmPrinter(TM, Streamer), SM(*this, stackmapOperandParser) {
Subtarget = &TM.getSubtarget<X86Subtarget>();
}