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path: root/backend/lib/CodeGen/FrameIndexElimination.cpp
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-rw-r--r--backend/lib/CodeGen/FrameIndexElimination.cpp22
1 files changed, 0 insertions, 22 deletions
diff --git a/backend/lib/CodeGen/FrameIndexElimination.cpp b/backend/lib/CodeGen/FrameIndexElimination.cpp
index 53c64e1..acc502d 100644
--- a/backend/lib/CodeGen/FrameIndexElimination.cpp
+++ b/backend/lib/CodeGen/FrameIndexElimination.cpp
@@ -5,13 +5,11 @@
#include "rcc/CodeGen/MachineBasicBlock.h"
#include "rcc/CodeGen/MachineFunction.h"
#include "rcc/CodeGen/MachineInstr.h"
-#include "rcc/CodeGen/MachineMemOperand.h"
#include "rcc/CodeGen/MachineOperand.h"
#include "rcc/CodeGen/RegisterScavenger.h"
#include "rcc/CodeGen/TargetFrameLowering.h"
#include <cstddef>
-#include <utility>
namespace rcc {
@@ -32,26 +30,6 @@ Expected<bool> eliminateFrameIndices(MachineFunction &Function, const TargetDesc
Changed = true;
}
- for (std::size_t Index = 0; Index < Instruction->memOperands().size(); ++Index) {
- const MachineMemOperand *Memory = Instruction->memOperands()[Index];
- const auto Frame = Memory->description().Base.frameIndex();
- if (!Frame)
- continue;
- auto Reference = FrameLowering.getFrameIndexReference(Function, *Instruction, *Frame,
- Memory->description().Offset);
- if (!Reference)
- return std::unexpected(Reference.error());
- MachineMemOperandDesc Description = Memory->description();
- Description.Base = MemoryBase::stack();
- Description.Offset = Reference->Offset;
- auto Replacement = Function.createMemOperand(std::move(Description));
- if (!Replacement)
- return std::unexpected(Replacement.error());
- auto Replaced = Instruction->replaceMemOperand(Index, **Replacement);
- if (!Replaced)
- return std::unexpected(Replaced.error());
- Changed = true;
- }
Instruction = Next;
}
}