[BOLT][AArch64] Handle PAuth call instructions in isIndirectCall

Author: atrosinenko

bolt/lib/Target/AArch64/AArch64MCPlusBuilder.cpp

@@ -10,6 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "AArch64InstrInfo.h"
 #include "AArch64MCSymbolizer.h"
 #include "MCTargetDesc/AArch64AddressingModes.h"
 #include "MCTargetDesc/AArch64FixupKinds.h"
@@ -635,7 +636,7 @@ class AArch64MCPlusBuilder : public MCPlusBuilder {
   }
 
   bool isIndirectCall(const MCInst &Inst) const override {
-    return Inst.getOpcode() == AArch64::BLR;
+    return isIndirectCallOpcode(Inst.getOpcode());
   }
 
   MCPhysReg getSpRegister(int Size) const {

llvm/lib/Target/AArch64/AArch64InstrInfo.h

@@ -726,6 +726,19 @@ static inline bool isIndirectBranchOpcode(int Opc) {
   return false;
 }
 
+static inline bool isIndirectCallOpcode(unsigned Opc) {
+  switch (Opc) {
+  case AArch64::BLR:
+  case AArch64::BLRAA:
+  case AArch64::BLRAB:
+  case AArch64::BLRAAZ:
+  case AArch64::BLRABZ:
+    return true;
+  default:
+    return false;
+  }
+}
+
 static inline bool isPTrueOpcode(unsigned Opc) {
   switch (Opc) {
   case AArch64::PTRUE_B: