Vendor import of llvm trunk r351319 (just before the release_80 branchvendor/llvm/llvm-trunk-r351319

point):
https://llvm.org/svn/llvm-project/llvm/trunk@351319

1 files changed, 41 insertions, 12 deletions

diff --git a/lib/CodeGen/MIRPrinter.cpp b/lib/CodeGen/MIRPrinter.cpp
index bf8cd1489ec5..d9dcc428943f 100644
--- a/lib/CodeGen/MIRPrinter.cpp
+++ b/lib/CodeGen/MIRPrinter.cpp
@@ -50,6 +50,7 @@
 #include "llvm/IR/ModuleSlotTracker.h"
 #include "llvm/IR/Value.h"
 #include "llvm/MC/LaneBitmask.h"
+#include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCDwarf.h"
 #include "llvm/MC/MCSymbol.h"
 #include "llvm/Support/AtomicOrdering.h"
@@ -195,6 +196,7 @@ void MIRPrinter::print(const MachineFunction &MF) {
   YamlMF.Name = MF.getName();
   YamlMF.Alignment = MF.getAlignment();
   YamlMF.ExposesReturnsTwice = MF.exposesReturnsTwice();
+  YamlMF.HasWinCFI = MF.hasWinCFI();
 
   YamlMF.Legalized = MF.getProperties().hasProperty(
       MachineFunctionProperties::Property::Legalized);
@@ -327,6 +329,8 @@ void MIRPrinter::convert(ModuleSlotTracker &MST,
   YamlMFI.HasCalls = MFI.hasCalls();
   YamlMFI.MaxCallFrameSize = MFI.isMaxCallFrameSizeComputed()
     ? MFI.getMaxCallFrameSize() : ~0u;
+  YamlMFI.CVBytesOfCalleeSavedRegisters =
+      MFI.getCVBytesOfCalleeSavedRegisters();
   YamlMFI.HasOpaqueSPAdjustment = MFI.hasOpaqueSPAdjustment();
   YamlMFI.HasVAStart = MFI.hasVAStart();
   YamlMFI.HasMustTailInVarArgFunc = MFI.hasMustTailInVarArgFunc();
@@ -397,18 +401,20 @@ void MIRPrinter::convertStackObjects(yaml::MachineFunction &YMF,
   for (const auto &CSInfo : MFI.getCalleeSavedInfo()) {
     yaml::StringValue Reg;
     printRegMIR(CSInfo.getReg(), Reg, TRI);
-    auto StackObjectInfo = StackObjectOperandMapping.find(CSInfo.getFrameIdx());
-    assert(StackObjectInfo != StackObjectOperandMapping.end() &&
-           "Invalid stack object index");
-    const FrameIndexOperand &StackObject = StackObjectInfo->second;
-    if (StackObject.IsFixed) {
-      YMF.FixedStackObjects[StackObject.ID].CalleeSavedRegister = Reg;
-      YMF.FixedStackObjects[StackObject.ID].CalleeSavedRestored =
-        CSInfo.isRestored();
-    } else {
-      YMF.StackObjects[StackObject.ID].CalleeSavedRegister = Reg;
-      YMF.StackObjects[StackObject.ID].CalleeSavedRestored =
-        CSInfo.isRestored();
+    if (!CSInfo.isSpilledToReg()) {
+      auto StackObjectInfo = StackObjectOperandMapping.find(CSInfo.getFrameIdx());
+      assert(StackObjectInfo != StackObjectOperandMapping.end() &&
+             "Invalid stack object index");
+      const FrameIndexOperand &StackObject = StackObjectInfo->second;
+      if (StackObject.IsFixed) {
+        YMF.FixedStackObjects[StackObject.ID].CalleeSavedRegister = Reg;
+        YMF.FixedStackObjects[StackObject.ID].CalleeSavedRestored =
+          CSInfo.isRestored();
+      } else {
+        YMF.StackObjects[StackObject.ID].CalleeSavedRegister = Reg;
+        YMF.StackObjects[StackObject.ID].CalleeSavedRestored =
+          CSInfo.isRestored();
+      }
     }
   }
   for (unsigned I = 0, E = MFI.getLocalFrameObjectCount(); I < E; ++I) {
@@ -694,6 +700,12 @@ void MIPrinter::print(const MachineInstr &MI) {
     OS << "afn ";
   if (MI.getFlag(MachineInstr::FmReassoc))
     OS << "reassoc ";
+  if (MI.getFlag(MachineInstr::NoUWrap))
+    OS << "nuw ";
+  if (MI.getFlag(MachineInstr::NoSWrap))
+    OS << "nsw ";
+  if (MI.getFlag(MachineInstr::IsExact))
+    OS << "exact ";
 
   OS << TII->getName(MI.getOpcode());
   if (I < E)
@@ -708,6 +720,23 @@ void MIPrinter::print(const MachineInstr &MI) {
     NeedComma = true;
   }
 
+  // Print any optional symbols attached to this instruction as-if they were
+  // operands.
+  if (MCSymbol *PreInstrSymbol = MI.getPreInstrSymbol()) {
+    if (NeedComma)
+      OS << ',';
+    OS << " pre-instr-symbol ";
+    MachineOperand::printSymbol(OS, *PreInstrSymbol);
+    NeedComma = true;
+  }
+  if (MCSymbol *PostInstrSymbol = MI.getPostInstrSymbol()) {
+    if (NeedComma)
+      OS << ',';
+    OS << " post-instr-symbol ";
+    MachineOperand::printSymbol(OS, *PostInstrSymbol);
+    NeedComma = true;
+  }
+
   if (const DebugLoc &DL = MI.getDebugLoc()) {
     if (NeedComma)
       OS << ',';