[Lldb-commits] [lldb] b3b5527 - [lldb] Use UnwindPlan::Row as values, part 2 (#132008)

via lldb-commits lldb-commits at lists.llvm.org
Thu Mar 20 01:18:44 PDT 2025


Author: Pavel Labath
Date: 2025-03-20T09:18:40+01:00
New Revision: b3b5527baaeceb923e9bb698f52883a1506f1b25

URL: https://github.com/llvm/llvm-project/commit/b3b5527baaeceb923e9bb698f52883a1506f1b25
DIFF: https://github.com/llvm/llvm-project/commit/b3b5527baaeceb923e9bb698f52883a1506f1b25.diff

LOG: [lldb] Use UnwindPlan::Row as values, part 2 (#132008)

This is the mechanical part of #131150.

I'm also removing the interfaces taking a RowSP.

Added: 
    

Modified: 
    lldb/include/lldb/Symbol/UnwindPlan.h
    lldb/source/Plugins/ABI/AArch64/ABIMacOSX_arm64.cpp
    lldb/source/Plugins/ABI/AArch64/ABISysV_arm64.cpp
    lldb/source/Plugins/ABI/ARC/ABISysV_arc.cpp
    lldb/source/Plugins/ABI/ARM/ABIMacOSX_arm.cpp
    lldb/source/Plugins/ABI/ARM/ABISysV_arm.cpp
    lldb/source/Plugins/ABI/Hexagon/ABISysV_hexagon.cpp
    lldb/source/Plugins/ABI/LoongArch/ABISysV_loongarch.cpp
    lldb/source/Plugins/ABI/MSP430/ABISysV_msp430.cpp
    lldb/source/Plugins/ABI/Mips/ABISysV_mips.cpp
    lldb/source/Plugins/ABI/Mips/ABISysV_mips64.cpp
    lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc.cpp
    lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc64.cpp
    lldb/source/Plugins/ABI/RISCV/ABISysV_riscv.cpp
    lldb/source/Plugins/ABI/SystemZ/ABISysV_s390x.cpp
    lldb/source/Plugins/ABI/X86/ABIMacOSX_i386.cpp
    lldb/source/Plugins/ABI/X86/ABISysV_i386.cpp
    lldb/source/Plugins/ABI/X86/ABISysV_x86_64.cpp
    lldb/source/Plugins/ABI/X86/ABIWindows_x86_64.cpp
    lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp
    lldb/source/Plugins/Instruction/ARM64/EmulateInstructionARM64.cpp
    lldb/source/Plugins/Instruction/MIPS/EmulateInstructionMIPS.cpp
    lldb/source/Plugins/Instruction/MIPS64/EmulateInstructionMIPS64.cpp
    lldb/source/Plugins/Instruction/PPC64/EmulateInstructionPPC64.cpp
    lldb/source/Symbol/UnwindPlan.cpp

Removed: 
    


################################################################################
diff  --git a/lldb/include/lldb/Symbol/UnwindPlan.h b/lldb/include/lldb/Symbol/UnwindPlan.h
index e4199d5677035..7c361bc08bcfe 100644
--- a/lldb/include/lldb/Symbol/UnwindPlan.h
+++ b/lldb/include/lldb/Symbol/UnwindPlan.h
@@ -462,13 +462,9 @@ class UnwindPlan {
 
   void Dump(Stream &s, Thread *thread, lldb::addr_t base_addr) const;
 
-  void AppendRow(const RowSP &row_sp);
-  void AppendRow(Row row) { AppendRow(std::make_shared<Row>(std::move(row))); }
+  void AppendRow(Row row);
 
-  void InsertRow(const RowSP &row_sp, bool replace_existing = false);
-  void InsertRow(Row row, bool replace_existing = false) {
-    InsertRow(std::make_shared<Row>(std::move(row)), replace_existing);
-  }
+  void InsertRow(Row row, bool replace_existing = false);
 
   // Returns a pointer to the best row for the given offset into the function's
   // instructions. If offset is -1 it indicates that the function start is

diff  --git a/lldb/source/Plugins/ABI/AArch64/ABIMacOSX_arm64.cpp b/lldb/source/Plugins/ABI/AArch64/ABIMacOSX_arm64.cpp
index 4b3018bb40a49..f86ab8cbb1195 100644
--- a/lldb/source/Plugins/ABI/AArch64/ABIMacOSX_arm64.cpp
+++ b/lldb/source/Plugins/ABI/AArch64/ABIMacOSX_arm64.cpp
@@ -349,16 +349,16 @@ UnwindPlanSP ABIMacOSX_arm64::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = arm64_dwarf::sp;
   uint32_t pc_reg_num = arm64_dwarf::pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our previous Call Frame Address is the stack pointer
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
 
   // Our previous PC is in the LR, all other registers are the same.
-  row->SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
+  row.SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("arm64 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -368,18 +368,17 @@ UnwindPlanSP ABIMacOSX_arm64::CreateDefaultUnwindPlan() {
   uint32_t fp_reg_num = arm64_dwarf::fp;
   uint32_t pc_reg_num = arm64_dwarf::pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const int32_t ptr_size = 8;
 
-  row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
-  row->SetOffset(0);
-  row->SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
+  row.SetUnspecifiedRegistersAreUndefined(true);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("arm64-apple-darwin default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/AArch64/ABISysV_arm64.cpp b/lldb/source/Plugins/ABI/AArch64/ABISysV_arm64.cpp
index ca794cd604fb1..6e07c0982be0e 100644
--- a/lldb/source/Plugins/ABI/AArch64/ABISysV_arm64.cpp
+++ b/lldb/source/Plugins/ABI/AArch64/ABISysV_arm64.cpp
@@ -389,14 +389,14 @@ UnwindPlanSP ABISysV_arm64::CreateFunctionEntryUnwindPlan() {
   uint32_t lr_reg_num = arm64_dwarf::lr;
   uint32_t sp_reg_num = arm64_dwarf::sp;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our previous Call Frame Address is the stack pointer, all other registers
   // are the same.
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetReturnAddressRegister(lr_reg_num);
   plan_sp->SetSourceName("arm64 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
@@ -409,18 +409,17 @@ UnwindPlanSP ABISysV_arm64::CreateDefaultUnwindPlan() {
   uint32_t fp_reg_num = arm64_dwarf::fp;
   uint32_t pc_reg_num = arm64_dwarf::pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const int32_t ptr_size = 8;
 
-  row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
-  row->SetOffset(0);
-  row->SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
+  row.SetUnspecifiedRegistersAreUndefined(true);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("arm64 default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/ARC/ABISysV_arc.cpp b/lldb/source/Plugins/ABI/ARC/ABISysV_arc.cpp
index 21bc0f28db0b9..f9c249d7fec1c 100644
--- a/lldb/source/Plugins/ABI/ARC/ABISysV_arc.cpp
+++ b/lldb/source/Plugins/ABI/ARC/ABISysV_arc.cpp
@@ -560,16 +560,16 @@ ValueObjectSP ABISysV_arc::GetReturnValueObjectImpl(Thread &thread,
 }
 
 UnwindPlanSP ABISysV_arc::CreateFunctionEntryUnwindPlan() {
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value.
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf::sp, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf::sp, 0);
 
   // The previous PC is in the BLINK, all other registers are the same.
-  row->SetRegisterLocationToRegister(dwarf::pc, dwarf::blink, true);
+  row.SetRegisterLocationToRegister(dwarf::pc, dwarf::blink, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("arc at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;

diff  --git a/lldb/source/Plugins/ABI/ARM/ABIMacOSX_arm.cpp b/lldb/source/Plugins/ABI/ARM/ABIMacOSX_arm.cpp
index 27d0474cc9d19..5b5f6facc924c 100644
--- a/lldb/source/Plugins/ABI/ARM/ABIMacOSX_arm.cpp
+++ b/lldb/source/Plugins/ABI/ARM/ABIMacOSX_arm.cpp
@@ -1788,16 +1788,16 @@ UnwindPlanSP ABIMacOSX_arm::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = dwarf_sp;
   uint32_t pc_reg_num = dwarf_pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
 
   // The previous PC is in the LR, all other registers are the same.
-  row->SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
+  row.SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("arm at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -1808,18 +1808,17 @@ UnwindPlanSP ABIMacOSX_arm::CreateDefaultUnwindPlan() {
       dwarf_r7; // apple uses r7 for all frames. Normal arm uses r11
   uint32_t pc_reg_num = dwarf_pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const int32_t ptr_size = 4;
 
-  row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
-  row->SetOffset(0);
-  row->SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
+  row.SetUnspecifiedRegistersAreUndefined(true);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("arm-apple-ios default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/ARM/ABISysV_arm.cpp b/lldb/source/Plugins/ABI/ARM/ABISysV_arm.cpp
index cf051b48e3fc1..2bcb2c0de97ac 100644
--- a/lldb/source/Plugins/ABI/ARM/ABISysV_arm.cpp
+++ b/lldb/source/Plugins/ABI/ARM/ABISysV_arm.cpp
@@ -1905,15 +1905,15 @@ UnwindPlanSP ABISysV_arm::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = dwarf_sp;
   uint32_t pc_reg_num = dwarf_pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
 
   // The previous PC is in the LR, all other registers are the same.
-  row->SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
+  row.SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("arm at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -1924,18 +1924,17 @@ UnwindPlanSP ABISysV_arm::CreateDefaultUnwindPlan() {
   uint32_t fp_reg_num = dwarf_r11;
   uint32_t pc_reg_num = dwarf_pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const int32_t ptr_size = 4;
 
-  row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
-  row->SetOffset(0);
-  row->SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
+  row.SetUnspecifiedRegistersAreUndefined(true);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("arm default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/Hexagon/ABISysV_hexagon.cpp b/lldb/source/Plugins/ABI/Hexagon/ABISysV_hexagon.cpp
index 4af9bcb8644f5..2c54a1348ede8 100644
--- a/lldb/source/Plugins/ABI/Hexagon/ABISysV_hexagon.cpp
+++ b/lldb/source/Plugins/ABI/Hexagon/ABISysV_hexagon.cpp
@@ -1196,18 +1196,17 @@ ValueObjectSP ABISysV_hexagon::GetReturnValueObjectImpl(
 // called when we are on the first instruction of a new function for hexagon
 // the return address is in RA (R31)
 UnwindPlanSP ABISysV_hexagon::CreateFunctionEntryUnwindPlan() {
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value
-  row->GetCFAValue().SetIsRegisterPlusOffset(LLDB_REGNUM_GENERIC_SP, 4);
-  row->SetOffset(0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(LLDB_REGNUM_GENERIC_SP, 4);
 
   // The previous PC is in the LR
-  row->SetRegisterLocationToRegister(LLDB_REGNUM_GENERIC_PC,
-                                     LLDB_REGNUM_GENERIC_RA, true);
+  row.SetRegisterLocationToRegister(LLDB_REGNUM_GENERIC_PC,
+                                    LLDB_REGNUM_GENERIC_RA, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindGeneric);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetReturnAddressRegister(LLDB_REGNUM_GENERIC_RA);
   plan_sp->SetSourceName("hexagon at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
@@ -1219,17 +1218,17 @@ UnwindPlanSP ABISysV_hexagon::CreateDefaultUnwindPlan() {
   uint32_t sp_reg_num = LLDB_REGNUM_GENERIC_SP;
   uint32_t pc_reg_num = LLDB_REGNUM_GENERIC_PC;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
-  row->SetUnspecifiedRegistersAreUndefined(true);
-  row->GetCFAValue().SetIsRegisterPlusOffset(LLDB_REGNUM_GENERIC_FP, 8);
+  row.SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(LLDB_REGNUM_GENERIC_FP, 8);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, -8, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -4, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, -8, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -4, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindGeneric);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("hexagon default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/LoongArch/ABISysV_loongarch.cpp b/lldb/source/Plugins/ABI/LoongArch/ABISysV_loongarch.cpp
index 14ef8a0177aac..e6c8c8b469873 100644
--- a/lldb/source/Plugins/ABI/LoongArch/ABISysV_loongarch.cpp
+++ b/lldb/source/Plugins/ABI/LoongArch/ABISysV_loongarch.cpp
@@ -539,16 +539,16 @@ UnwindPlanSP ABISysV_loongarch::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = loongarch_dwarf::dwarf_gpr_sp;
   uint32_t ra_reg_num = loongarch_dwarf::dwarf_gpr_ra;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Define CFA as the stack pointer
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
 
   // Previous frame's pc is in ra
-  row->SetRegisterLocationToRegister(pc_reg_num, ra_reg_num, true);
+  row.SetRegisterLocationToRegister(pc_reg_num, ra_reg_num, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("loongarch function-entry unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -558,11 +558,10 @@ UnwindPlanSP ABISysV_loongarch::CreateDefaultUnwindPlan() {
   uint32_t pc_reg_num = LLDB_REGNUM_GENERIC_PC;
   uint32_t fp_reg_num = LLDB_REGNUM_GENERIC_FP;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Define the CFA as the current frame pointer value.
-  row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 0);
-  row->SetOffset(0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 0);
 
   int reg_size = 4;
   if (m_is_la64)
@@ -570,11 +569,11 @@ UnwindPlanSP ABISysV_loongarch::CreateDefaultUnwindPlan() {
 
   // Assume the ra reg (return pc) and caller's frame pointer
   // have been spilled to stack already.
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, reg_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, reg_size * -1, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, reg_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, reg_size * -1, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindGeneric);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("loongarch default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/MSP430/ABISysV_msp430.cpp b/lldb/source/Plugins/ABI/MSP430/ABISysV_msp430.cpp
index 2cc1bbbcef11b..af7ef03b94c4c 100644
--- a/lldb/source/Plugins/ABI/MSP430/ABISysV_msp430.cpp
+++ b/lldb/source/Plugins/ABI/MSP430/ABISysV_msp430.cpp
@@ -309,13 +309,13 @@ UnwindPlanSP ABISysV_msp430::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = dwarf_sp;
   uint32_t pc_reg_num = dwarf_pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 2);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -2, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  UnwindPlan::Row row;
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 2);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -2, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("msp430 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -326,14 +326,14 @@ UnwindPlanSP ABISysV_msp430::CreateDefaultUnwindPlan() {
   uint32_t sp_reg_num = dwarf_sp;
   uint32_t pc_reg_num = dwarf_pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 2);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -2, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
-  row->SetRegisterLocationToUnspecified(fp_reg_num, true);
+  UnwindPlan::Row row;
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 2);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -2, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  row.SetRegisterLocationToUnspecified(fp_reg_num, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("msp430 default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/Mips/ABISysV_mips.cpp b/lldb/source/Plugins/ABI/Mips/ABISysV_mips.cpp
index a2b60a07e9ca2..dd91a05534e37 100644
--- a/lldb/source/Plugins/ABI/Mips/ABISysV_mips.cpp
+++ b/lldb/source/Plugins/ABI/Mips/ABISysV_mips.cpp
@@ -956,16 +956,16 @@ ValueObjectSP ABISysV_mips::GetReturnValueObjectImpl(
 }
 
 UnwindPlanSP ABISysV_mips::CreateFunctionEntryUnwindPlan() {
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_r29, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_r29, 0);
 
   // The previous PC is in the RA, all other registers are the same.
-  row->SetRegisterLocationToRegister(dwarf_pc, dwarf_r31, true);
+  row.SetRegisterLocationToRegister(dwarf_pc, dwarf_r31, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("mips at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetReturnAddressRegister(dwarf_r31);
@@ -973,15 +973,15 @@ UnwindPlanSP ABISysV_mips::CreateFunctionEntryUnwindPlan() {
 }
 
 UnwindPlanSP ABISysV_mips::CreateDefaultUnwindPlan() {
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
-  row->SetUnspecifiedRegistersAreUndefined(true);
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_r29, 0);
+  row.SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_r29, 0);
 
-  row->SetRegisterLocationToRegister(dwarf_pc, dwarf_r31, true);
+  row.SetRegisterLocationToRegister(dwarf_pc, dwarf_r31, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("mips default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/Mips/ABISysV_mips64.cpp b/lldb/source/Plugins/ABI/Mips/ABISysV_mips64.cpp
index 763d6140558f6..baefbfc363d99 100644
--- a/lldb/source/Plugins/ABI/Mips/ABISysV_mips64.cpp
+++ b/lldb/source/Plugins/ABI/Mips/ABISysV_mips64.cpp
@@ -1129,16 +1129,16 @@ ValueObjectSP ABISysV_mips64::GetReturnValueObjectImpl(
 }
 
 UnwindPlanSP ABISysV_mips64::CreateFunctionEntryUnwindPlan() {
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_r29, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_r29, 0);
 
   // The previous PC is in the RA, all other registers are the same.
-  row->SetRegisterLocationToRegister(dwarf_pc, dwarf_r31, true);
+  row.SetRegisterLocationToRegister(dwarf_pc, dwarf_r31, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("mips64 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetReturnAddressRegister(dwarf_r31);
@@ -1146,15 +1146,15 @@ UnwindPlanSP ABISysV_mips64::CreateFunctionEntryUnwindPlan() {
 }
 
 UnwindPlanSP ABISysV_mips64::CreateDefaultUnwindPlan() {
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
-  row->SetUnspecifiedRegistersAreUndefined(true);
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_r29, 0);
+  row.SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_r29, 0);
 
-  row->SetRegisterLocationToRegister(dwarf_pc, dwarf_r31, true);
+  row.SetRegisterLocationToRegister(dwarf_pc, dwarf_r31, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("mips64 default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc.cpp b/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc.cpp
index 93e1fa48039fe..e4bdc44c59c10 100644
--- a/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc.cpp
+++ b/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc.cpp
@@ -864,16 +864,16 @@ UnwindPlanSP ABISysV_ppc::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = dwarf_r1;
   uint32_t pc_reg_num = dwarf_pc;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
 
   // The previous PC is in the LR, all other registers are the same.
-  row->SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
+  row.SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("ppc at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -884,17 +884,17 @@ UnwindPlanSP ABISysV_ppc::CreateDefaultUnwindPlan() {
   uint32_t sp_reg_num = dwarf_r1;
   uint32_t pc_reg_num = dwarf_lr;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   const int32_t ptr_size = 4;
-  row->SetUnspecifiedRegistersAreUndefined(true);
-  row->GetCFAValue().SetIsRegisterDereferenced(sp_reg_num);
+  row.SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterDereferenced(sp_reg_num);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * 1, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * 1, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("ppc default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc64.cpp b/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc64.cpp
index 8e9b56ddc2efe..f5327a1f403c0 100644
--- a/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc64.cpp
+++ b/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc64.cpp
@@ -973,16 +973,16 @@ UnwindPlanSP ABISysV_ppc64::CreateFunctionEntryUnwindPlan() {
     pc_reg_num = ppc64_dwarf::dwarf_pc_ppc64;
   }
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
 
   // The previous PC is in the LR. All other registers are the same.
-  row->SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
+  row.SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("ppc64 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -1003,17 +1003,17 @@ UnwindPlanSP ABISysV_ppc64::CreateDefaultUnwindPlan() {
     cr_reg_num = ppc64_dwarf::dwarf_cr_ppc64;
   }
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const int32_t ptr_size = 8;
-  row->SetUnspecifiedRegistersAreUndefined(true);
-  row->GetCFAValue().SetIsRegisterDereferenced(sp_reg_num);
+  row.SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterDereferenced(sp_reg_num);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * 2, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(cr_reg_num, ptr_size, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * 2, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(cr_reg_num, ptr_size, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("ppc64 default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/RISCV/ABISysV_riscv.cpp b/lldb/source/Plugins/ABI/RISCV/ABISysV_riscv.cpp
index 99263ce391f34..b313ca03fb970 100644
--- a/lldb/source/Plugins/ABI/RISCV/ABISysV_riscv.cpp
+++ b/lldb/source/Plugins/ABI/RISCV/ABISysV_riscv.cpp
@@ -724,16 +724,16 @@ UnwindPlanSP ABISysV_riscv::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = riscv_dwarf::dwarf_gpr_sp;
   uint32_t ra_reg_num = riscv_dwarf::dwarf_gpr_ra;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Define CFA as the stack pointer
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 0);
 
   // Previous frame's pc is in ra
-  row->SetRegisterLocationToRegister(pc_reg_num, ra_reg_num, true);
+  row.SetRegisterLocationToRegister(pc_reg_num, ra_reg_num, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("riscv function-entry unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -743,11 +743,10 @@ UnwindPlanSP ABISysV_riscv::CreateDefaultUnwindPlan() {
   uint32_t pc_reg_num = LLDB_REGNUM_GENERIC_PC;
   uint32_t fp_reg_num = LLDB_REGNUM_GENERIC_FP;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Define the CFA as the current frame pointer value.
-  row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 0);
-  row->SetOffset(0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 0);
 
   int reg_size = 4;
   if (m_is_rv64)
@@ -755,11 +754,11 @@ UnwindPlanSP ABISysV_riscv::CreateDefaultUnwindPlan() {
 
   // Assume the ra reg (return pc) and caller's frame pointer 
   // have been spilled to stack already.
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, reg_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, reg_size * -1, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, reg_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, reg_size * -1, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindGeneric);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("riscv default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/SystemZ/ABISysV_s390x.cpp b/lldb/source/Plugins/ABI/SystemZ/ABISysV_s390x.cpp
index 89a8381f3fe4a..5e52b6e4db499 100644
--- a/lldb/source/Plugins/ABI/SystemZ/ABISysV_s390x.cpp
+++ b/lldb/source/Plugins/ABI/SystemZ/ABISysV_s390x.cpp
@@ -619,17 +619,17 @@ ValueObjectSP ABISysV_s390x::GetReturnValueObjectImpl(
 }
 
 UnwindPlanSP ABISysV_s390x::CreateFunctionEntryUnwindPlan() {
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our Call Frame Address is the stack pointer value + 160
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_r15_s390x, 160);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_r15_s390x, 160);
 
   // The previous PC is in r14
-  row->SetRegisterLocationToRegister(dwarf_pswa_s390x, dwarf_r14_s390x, true);
+  row.SetRegisterLocationToRegister(dwarf_pswa_s390x, dwarf_r14_s390x, true);
 
   // All other registers are the same.
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("s390x at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;

diff  --git a/lldb/source/Plugins/ABI/X86/ABIMacOSX_i386.cpp b/lldb/source/Plugins/ABI/X86/ABIMacOSX_i386.cpp
index 5ede8d2c1db23..eaeed6c04590c 100644
--- a/lldb/source/Plugins/ABI/X86/ABIMacOSX_i386.cpp
+++ b/lldb/source/Plugins/ABI/X86/ABIMacOSX_i386.cpp
@@ -362,13 +362,13 @@ UnwindPlanSP ABIMacOSX_i386::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = dwarf_esp;
   uint32_t pc_reg_num = dwarf_eip;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 4);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -4, false);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  UnwindPlan::Row row;
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 4);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -4, false);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("i386 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -384,19 +384,18 @@ UnwindPlanSP ABIMacOSX_i386::CreateDefaultUnwindPlan() {
   uint32_t sp_reg_num = dwarf_esp;
   uint32_t pc_reg_num = dwarf_eip;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const int32_t ptr_size = 4;
 
-  row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
-  row->SetOffset(0);
-  row->SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
+  row.SetUnspecifiedRegistersAreUndefined(true);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("i386 default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/X86/ABISysV_i386.cpp b/lldb/source/Plugins/ABI/X86/ABISysV_i386.cpp
index bf3547085052a..3e31e10c78f92 100644
--- a/lldb/source/Plugins/ABI/X86/ABISysV_i386.cpp
+++ b/lldb/source/Plugins/ABI/X86/ABISysV_i386.cpp
@@ -628,13 +628,13 @@ UnwindPlanSP ABISysV_i386::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = dwarf_esp;
   uint32_t pc_reg_num = dwarf_eip;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 4);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -4, false);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  UnwindPlan::Row row;
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 4);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -4, false);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("i386 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -650,19 +650,18 @@ UnwindPlanSP ABISysV_i386::CreateDefaultUnwindPlan() {
   uint32_t sp_reg_num = dwarf_esp;
   uint32_t pc_reg_num = dwarf_eip;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const int32_t ptr_size = 4;
 
-  row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
-  row->SetOffset(0);
-  row->SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 2 * ptr_size);
+  row.SetUnspecifiedRegistersAreUndefined(true);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("i386 default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/X86/ABISysV_x86_64.cpp b/lldb/source/Plugins/ABI/X86/ABISysV_x86_64.cpp
index c6dba91cd4613..7646ccda010d0 100644
--- a/lldb/source/Plugins/ABI/X86/ABISysV_x86_64.cpp
+++ b/lldb/source/Plugins/ABI/X86/ABISysV_x86_64.cpp
@@ -867,13 +867,13 @@ UnwindPlanSP ABISysV_x86_64::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = dwarf_rsp;
   uint32_t pc_reg_num = dwarf_rip;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 8);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -8, false);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  UnwindPlan::Row row;
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 8);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -8, false);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("x86_64 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -889,19 +889,19 @@ UnwindPlanSP ABISysV_x86_64::CreateDefaultUnwindPlan() {
   uint32_t sp_reg_num = dwarf_rsp;
   uint32_t pc_reg_num = dwarf_rip;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   const int32_t ptr_size = 8;
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_rbp, 2 * ptr_size);
-  row->SetOffset(0);
-  row->SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_rbp, 2 * ptr_size);
+  row.SetOffset(0);
+  row.SetUnspecifiedRegistersAreUndefined(true);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("x86_64 default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/ABI/X86/ABIWindows_x86_64.cpp b/lldb/source/Plugins/ABI/X86/ABIWindows_x86_64.cpp
index fd7ac5936058a..56df6f6b5e97c 100644
--- a/lldb/source/Plugins/ABI/X86/ABIWindows_x86_64.cpp
+++ b/lldb/source/Plugins/ABI/X86/ABIWindows_x86_64.cpp
@@ -747,13 +747,13 @@ UnwindPlanSP ABIWindows_x86_64::CreateFunctionEntryUnwindPlan() {
   uint32_t sp_reg_num = dwarf_rsp;
   uint32_t pc_reg_num = dwarf_rip;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
-  row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 8);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -8, false);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  UnwindPlan::Row row;
+  row.GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 8);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -8, false);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("x86_64 at-func-entry default");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   return plan_sp;
@@ -767,19 +767,19 @@ UnwindPlanSP ABIWindows_x86_64::CreateDefaultUnwindPlan() {
   uint32_t sp_reg_num = dwarf_rsp;
   uint32_t pc_reg_num = dwarf_rip;
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   const int32_t ptr_size = 8;
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_rbp, 2 * ptr_size);
-  row->SetOffset(0);
-  row->SetUnspecifiedRegistersAreUndefined(true);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_rbp, 2 * ptr_size);
+  row.SetOffset(0);
+  row.SetUnspecifiedRegistersAreUndefined(true);
 
-  row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
-  row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
-  row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
+  row.SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
+  row.SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true);
 
   auto plan_sp = std::make_shared<UnwindPlan>(eRegisterKindDWARF);
-  plan_sp->AppendRow(row);
+  plan_sp->AppendRow(std::move(row));
   plan_sp->SetSourceName("x86_64 default unwind plan");
   plan_sp->SetSourcedFromCompiler(eLazyBoolNo);
   plan_sp->SetUnwindPlanValidAtAllInstructions(eLazyBoolNo);

diff  --git a/lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp b/lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp
index 147c00e51b40d..32975d88af46e 100644
--- a/lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp
+++ b/lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp
@@ -14458,12 +14458,12 @@ bool EmulateInstructionARM::CreateFunctionEntryUnwind(UnwindPlan &unwind_plan) {
   unwind_plan.Clear();
   unwind_plan.SetRegisterKind(eRegisterKindDWARF);
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our previous Call Frame Address is the stack pointer
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_sp, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_sp, 0);
 
-  unwind_plan.AppendRow(row);
+  unwind_plan.AppendRow(std::move(row));
   unwind_plan.SetSourceName("EmulateInstructionARM");
   unwind_plan.SetSourcedFromCompiler(eLazyBoolNo);
   unwind_plan.SetUnwindPlanValidAtAllInstructions(eLazyBoolYes);

diff  --git a/lldb/source/Plugins/Instruction/ARM64/EmulateInstructionARM64.cpp b/lldb/source/Plugins/Instruction/ARM64/EmulateInstructionARM64.cpp
index 62ecac3e0831d..29f03fee47b0d 100644
--- a/lldb/source/Plugins/Instruction/ARM64/EmulateInstructionARM64.cpp
+++ b/lldb/source/Plugins/Instruction/ARM64/EmulateInstructionARM64.cpp
@@ -440,14 +440,14 @@ bool EmulateInstructionARM64::CreateFunctionEntryUnwind(
   unwind_plan.Clear();
   unwind_plan.SetRegisterKind(eRegisterKindLLDB);
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our previous Call Frame Address is the stack pointer
-  row->GetCFAValue().SetIsRegisterPlusOffset(gpr_sp_arm64, 0);
-  row->SetRegisterLocationToSame(gpr_lr_arm64, /*must_replace=*/false);
-  row->SetRegisterLocationToSame(gpr_fp_arm64, /*must_replace=*/false);
+  row.GetCFAValue().SetIsRegisterPlusOffset(gpr_sp_arm64, 0);
+  row.SetRegisterLocationToSame(gpr_lr_arm64, /*must_replace=*/false);
+  row.SetRegisterLocationToSame(gpr_fp_arm64, /*must_replace=*/false);
 
-  unwind_plan.AppendRow(row);
+  unwind_plan.AppendRow(std::move(row));
   unwind_plan.SetSourceName("EmulateInstructionARM64");
   unwind_plan.SetSourcedFromCompiler(eLazyBoolNo);
   unwind_plan.SetUnwindPlanValidAtAllInstructions(eLazyBoolYes);

diff  --git a/lldb/source/Plugins/Instruction/MIPS/EmulateInstructionMIPS.cpp b/lldb/source/Plugins/Instruction/MIPS/EmulateInstructionMIPS.cpp
index f6c8c9de3cd0e..9265553803348 100644
--- a/lldb/source/Plugins/Instruction/MIPS/EmulateInstructionMIPS.cpp
+++ b/lldb/source/Plugins/Instruction/MIPS/EmulateInstructionMIPS.cpp
@@ -1128,16 +1128,16 @@ bool EmulateInstructionMIPS::CreateFunctionEntryUnwind(
   unwind_plan.Clear();
   unwind_plan.SetRegisterKind(eRegisterKindDWARF);
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const bool can_replace = false;
 
   // Our previous Call Frame Address is the stack pointer
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_sp_mips, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_sp_mips, 0);
 
   // Our previous PC is in the RA
-  row->SetRegisterLocationToRegister(dwarf_pc_mips, dwarf_ra_mips, can_replace);
+  row.SetRegisterLocationToRegister(dwarf_pc_mips, dwarf_ra_mips, can_replace);
 
-  unwind_plan.AppendRow(row);
+  unwind_plan.AppendRow(std::move(row));
 
   // All other registers are the same.
   unwind_plan.SetSourceName("EmulateInstructionMIPS");

diff  --git a/lldb/source/Plugins/Instruction/MIPS64/EmulateInstructionMIPS64.cpp b/lldb/source/Plugins/Instruction/MIPS64/EmulateInstructionMIPS64.cpp
index 7693a27a5ca86..780cc68fb75e5 100644
--- a/lldb/source/Plugins/Instruction/MIPS64/EmulateInstructionMIPS64.cpp
+++ b/lldb/source/Plugins/Instruction/MIPS64/EmulateInstructionMIPS64.cpp
@@ -1017,17 +1017,17 @@ bool EmulateInstructionMIPS64::CreateFunctionEntryUnwind(
   unwind_plan.Clear();
   unwind_plan.SetRegisterKind(eRegisterKindDWARF);
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
   const bool can_replace = false;
 
   // Our previous Call Frame Address is the stack pointer
-  row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_sp_mips64, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(dwarf_sp_mips64, 0);
 
   // Our previous PC is in the RA
-  row->SetRegisterLocationToRegister(dwarf_pc_mips64, dwarf_ra_mips64,
-                                     can_replace);
+  row.SetRegisterLocationToRegister(dwarf_pc_mips64, dwarf_ra_mips64,
+                                    can_replace);
 
-  unwind_plan.AppendRow(row);
+  unwind_plan.AppendRow(std::move(row));
 
   // All other registers are the same.
   unwind_plan.SetSourceName("EmulateInstructionMIPS64");

diff  --git a/lldb/source/Plugins/Instruction/PPC64/EmulateInstructionPPC64.cpp b/lldb/source/Plugins/Instruction/PPC64/EmulateInstructionPPC64.cpp
index 3035c51341778..29516c57d2a20 100644
--- a/lldb/source/Plugins/Instruction/PPC64/EmulateInstructionPPC64.cpp
+++ b/lldb/source/Plugins/Instruction/PPC64/EmulateInstructionPPC64.cpp
@@ -118,12 +118,12 @@ bool EmulateInstructionPPC64::CreateFunctionEntryUnwind(
   unwind_plan.Clear();
   unwind_plan.SetRegisterKind(eRegisterKindLLDB);
 
-  UnwindPlan::RowSP row(new UnwindPlan::Row);
+  UnwindPlan::Row row;
 
   // Our previous Call Frame Address is the stack pointer
-  row->GetCFAValue().SetIsRegisterPlusOffset(gpr_r1_ppc64le, 0);
+  row.GetCFAValue().SetIsRegisterPlusOffset(gpr_r1_ppc64le, 0);
 
-  unwind_plan.AppendRow(row);
+  unwind_plan.AppendRow(std::move(row));
   unwind_plan.SetSourceName("EmulateInstructionPPC64");
   unwind_plan.SetSourcedFromCompiler(eLazyBoolNo);
   unwind_plan.SetUnwindPlanValidAtAllInstructions(eLazyBoolYes);

diff  --git a/lldb/source/Symbol/UnwindPlan.cpp b/lldb/source/Symbol/UnwindPlan.cpp
index a3df927cddae8..4986802a4acdd 100644
--- a/lldb/source/Symbol/UnwindPlan.cpp
+++ b/lldb/source/Symbol/UnwindPlan.cpp
@@ -389,27 +389,24 @@ bool UnwindPlan::Row::operator==(const UnwindPlan::Row &rhs) const {
          m_register_locations == rhs.m_register_locations;
 }
 
-void UnwindPlan::AppendRow(const UnwindPlan::RowSP &row_sp) {
-  if (m_row_list.empty() ||
-      m_row_list.back()->GetOffset() != row_sp->GetOffset())
-    m_row_list.push_back(row_sp);
+void UnwindPlan::AppendRow(Row row) {
+  if (m_row_list.empty() || m_row_list.back()->GetOffset() != row.GetOffset())
+    m_row_list.push_back(std::make_shared<Row>(std::move(row)));
   else
-    m_row_list.back() = row_sp;
+    *m_row_list.back() = std::move(row);
 }
 
-void UnwindPlan::InsertRow(const UnwindPlan::RowSP &row_sp,
-                           bool replace_existing) {
+void UnwindPlan::InsertRow(Row row, bool replace_existing) {
   collection::iterator it = m_row_list.begin();
   while (it != m_row_list.end()) {
-    RowSP row = *it;
-    if (row->GetOffset() >= row_sp->GetOffset())
+    if ((*it)->GetOffset() >= row.GetOffset())
       break;
     it++;
   }
-  if (it == m_row_list.end() || (*it)->GetOffset() != row_sp->GetOffset())
-    m_row_list.insert(it, row_sp);
+  if (it == m_row_list.end() || (*it)->GetOffset() != row.GetOffset())
+    m_row_list.insert(it, std::make_shared<Row>(std::move(row)));
   else if (replace_existing)
-    *it = row_sp;
+    **it = std::move(row);
 }
 
 const UnwindPlan::Row *UnwindPlan::GetRowForFunctionOffset(int offset) const {


        


More information about the lldb-commits mailing list