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merged 2 commits into from
Jan 28, 2025
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[RISC-V] Fix incorrect epilogue_begin #120623

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5431a41
[RISC-V] Fix incorrect epilogue_begin setting in debug line table
RamNalamothu Dec 19, 2024
221e1d4
Addressed review comments.
RamNalamothu Jan 21, 2025
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40 changes: 26 additions & 14 deletions llvm/lib/Target/RISCV/RISCVFrameLowering.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -810,8 +810,7 @@ void RISCVFrameLowering::emitPrologue(MachineFunction &MF,

auto FirstFrameSetup = MBBI;

// Since spillCalleeSavedRegisters may have inserted a libcall, skip past
// any instructions marked as FrameSetup
// Skip past all callee-saved register spill instructions.
while (MBBI != MBB.end() && MBBI->getFlag(MachineInstr::FrameSetup))
++MBBI;

Expand All @@ -820,6 +819,12 @@ void RISCVFrameLowering::emitPrologue(MachineFunction &MF,

const auto &CSI = MFI.getCalleeSavedInfo();

// Skip to before the spills of scalar callee-saved registers
// FIXME: assumes exactly one instruction is used to restore each
// callee-saved register.
MBBI = std::prev(MBBI, getRVVCalleeSavedInfo(MF, CSI).size() +
getUnmanagedCSI(MF, CSI).size());

// If libcalls are used to spill and restore callee-saved registers, the frame
// has two sections; the opaque section managed by the libcalls, and the
// section managed by MachineFrameInfo which can also hold callee saved
Expand Down Expand Up @@ -1076,8 +1081,7 @@ void RISCVFrameLowering::emitEpilogue(MachineFunction &MF,

MBBI = MBB.getFirstTerminator();

// If callee-saved registers are saved via libcall, place stack adjustment
// before this call.
// Skip to before the restores of all callee-saved registers.
while (MBBI != MBB.begin() &&
std::prev(MBBI)->getFlag(MachineInstr::FrameDestroy))
--MBBI;
Expand All @@ -1088,7 +1092,8 @@ void RISCVFrameLowering::emitEpilogue(MachineFunction &MF,
// Skip to before the restores of scalar callee-saved registers
// FIXME: assumes exactly one instruction is used to restore each
// callee-saved register.
auto LastFrameDestroy = std::prev(MBBI, getUnmanagedCSI(MF, CSI).size());
auto FirstScalarCSRRestoreInsn =
std::next(MBBI, getRVVCalleeSavedInfo(MF, CSI).size());

uint64_t FirstSPAdjustAmount = getFirstSPAdjustAmount(MF);
uint64_t RealStackSize = FirstSPAdjustAmount ? FirstSPAdjustAmount
Expand All @@ -1105,20 +1110,20 @@ void RISCVFrameLowering::emitEpilogue(MachineFunction &MF,
// If RestoreSPFromFP the stack pointer will be restored using the frame
// pointer value.
if (!RestoreSPFromFP)
RI->adjustReg(MBB, LastFrameDestroy, DL, SPReg, SPReg,
RI->adjustReg(MBB, FirstScalarCSRRestoreInsn, DL, SPReg, SPReg,
StackOffset::getScalable(RVVStackSize),
MachineInstr::FrameDestroy, getStackAlign());

if (!hasFP(MF)) {
unsigned CFIIndex = MF.addFrameInst(MCCFIInstruction::cfiDefCfa(
nullptr, RI->getDwarfRegNum(SPReg, true), RealStackSize));
BuildMI(MBB, LastFrameDestroy, DL,
BuildMI(MBB, FirstScalarCSRRestoreInsn, DL,
TII->get(TargetOpcode::CFI_INSTRUCTION))
.addCFIIndex(CFIIndex)
.setMIFlag(MachineInstr::FrameDestroy);
}

emitCalleeSavedRVVEpilogCFI(MBB, LastFrameDestroy);
emitCalleeSavedRVVEpilogCFI(MBB, FirstScalarCSRRestoreInsn);
}

if (FirstSPAdjustAmount) {
Expand All @@ -1130,14 +1135,14 @@ void RISCVFrameLowering::emitEpilogue(MachineFunction &MF,
// If RestoreSPFromFP the stack pointer will be restored using the frame
// pointer value.
if (!RestoreSPFromFP)
RI->adjustReg(MBB, LastFrameDestroy, DL, SPReg, SPReg,
RI->adjustReg(MBB, FirstScalarCSRRestoreInsn, DL, SPReg, SPReg,
StackOffset::getFixed(SecondSPAdjustAmount),
MachineInstr::FrameDestroy, getStackAlign());

if (!hasFP(MF)) {
unsigned CFIIndex = MF.addFrameInst(
MCCFIInstruction::cfiDefCfaOffset(nullptr, FirstSPAdjustAmount));
BuildMI(MBB, LastFrameDestroy, DL,
BuildMI(MBB, FirstScalarCSRRestoreInsn, DL,
TII->get(TargetOpcode::CFI_INSTRUCTION))
.addCFIIndex(CFIIndex)
.setMIFlag(MachineInstr::FrameDestroy);
Expand All @@ -1156,19 +1161,25 @@ void RISCVFrameLowering::emitEpilogue(MachineFunction &MF,
// have vector objects in stack.
if (RestoreSPFromFP) {
assert(hasFP(MF) && "frame pointer should not have been eliminated");
RI->adjustReg(MBB, LastFrameDestroy, DL, SPReg, FPReg,
RI->adjustReg(MBB, FirstScalarCSRRestoreInsn, DL, SPReg, FPReg,
StackOffset::getFixed(-FPOffset), MachineInstr::FrameDestroy,
getStackAlign());
}

if (hasFP(MF)) {
unsigned CFIIndex = MF.addFrameInst(MCCFIInstruction::cfiDefCfa(
nullptr, RI->getDwarfRegNum(SPReg, true), RealStackSize));
BuildMI(MBB, LastFrameDestroy, DL, TII->get(TargetOpcode::CFI_INSTRUCTION))
BuildMI(MBB, FirstScalarCSRRestoreInsn, DL,
TII->get(TargetOpcode::CFI_INSTRUCTION))
.addCFIIndex(CFIIndex)
.setMIFlag(MachineInstr::FrameDestroy);
}

// Skip to after the restores of scalar callee-saved registers
// FIXME: assumes exactly one instruction is used to restore each
// callee-saved register.
MBBI = std::next(FirstScalarCSRRestoreInsn, getUnmanagedCSI(MF, CSI).size());

if (getLibCallID(MF, CSI) != -1) {
// tail __riscv_restore_[0-12] instruction is considered as a terminator,
// therefor it is unnecessary to place any CFI instructions after it. Just
Expand Down Expand Up @@ -1898,7 +1909,8 @@ bool RISCVFrameLowering::spillCalleeSavedRegisters(
Register Reg = CS.getReg();
const TargetRegisterClass *RC = TRI->getMinimalPhysRegClass(Reg);
TII.storeRegToStackSlot(MBB, MI, Reg, !MBB.isLiveIn(Reg),
CS.getFrameIdx(), RC, TRI, Register());
CS.getFrameIdx(), RC, TRI, Register(),
MachineInstr::FrameSetup);
}
};
storeRegsToStackSlots(UnmanagedCSI);
Expand Down Expand Up @@ -2009,7 +2021,7 @@ bool RISCVFrameLowering::restoreCalleeSavedRegisters(
Register Reg = CS.getReg();
const TargetRegisterClass *RC = TRI->getMinimalPhysRegClass(Reg);
TII.loadRegFromStackSlot(MBB, MI, Reg, CS.getFrameIdx(), RC, TRI,
Register());
Register(), MachineInstr::FrameDestroy);
assert(MI != MBB.begin() &&
"loadRegFromStackSlot didn't insert any code!");
}
Expand Down
18 changes: 12 additions & 6 deletions llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -650,7 +650,8 @@ void RISCVInstrInfo::storeRegToStackSlot(MachineBasicBlock &MBB,
BuildMI(MBB, I, DebugLoc(), get(Opcode))
.addReg(SrcReg, getKillRegState(IsKill))
.addFrameIndex(FI)
.addMemOperand(MMO);
.addMemOperand(MMO)
.setMIFlag(Flags);
} else {
MachineMemOperand *MMO = MF->getMachineMemOperand(
MachinePointerInfo::getFixedStack(*MF, FI), MachineMemOperand::MOStore,
Expand All @@ -660,7 +661,8 @@ void RISCVInstrInfo::storeRegToStackSlot(MachineBasicBlock &MBB,
.addReg(SrcReg, getKillRegState(IsKill))
.addFrameIndex(FI)
.addImm(0)
.addMemOperand(MMO);
.addMemOperand(MMO)
.setMIFlag(Flags);
}
}

Expand All @@ -670,6 +672,8 @@ void RISCVInstrInfo::loadRegFromStackSlot(
Register VReg, MachineInstr::MIFlag Flags) const {
MachineFunction *MF = MBB.getParent();
MachineFrameInfo &MFI = MF->getFrameInfo();
DebugLoc DL =
Flags & MachineInstr::FrameDestroy ? MBB.findDebugLoc(I) : DebugLoc();

unsigned Opcode;
bool IsScalableVector = true;
Expand Down Expand Up @@ -734,18 +738,20 @@ void RISCVInstrInfo::loadRegFromStackSlot(
LocationSize::beforeOrAfterPointer(), MFI.getObjectAlign(FI));

MFI.setStackID(FI, TargetStackID::ScalableVector);
BuildMI(MBB, I, DebugLoc(), get(Opcode), DstReg)
BuildMI(MBB, I, DL, get(Opcode), DstReg)
.addFrameIndex(FI)
.addMemOperand(MMO);
.addMemOperand(MMO)
.setMIFlag(Flags);
} else {
MachineMemOperand *MMO = MF->getMachineMemOperand(
MachinePointerInfo::getFixedStack(*MF, FI), MachineMemOperand::MOLoad,
MFI.getObjectSize(FI), MFI.getObjectAlign(FI));

BuildMI(MBB, I, DebugLoc(), get(Opcode), DstReg)
BuildMI(MBB, I, DL, get(Opcode), DstReg)
.addFrameIndex(FI)
.addImm(0)
.addMemOperand(MMO);
.addMemOperand(MMO)
.setMIFlag(Flags);
}
}

Expand Down
47 changes: 47 additions & 0 deletions llvm/test/CodeGen/RISCV/debug-line.ll
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@@ -0,0 +1,47 @@
; RUN: llc -mtriple=riscv64 < %s | FileCheck %s

define void @foo() #0 !dbg !3 {
; CHECK-LABEL: foo:
; CHECK: .Lfunc_begin0:
; CHECK-NEXT: .file 1 "test.c"
; CHECK-NEXT: .loc 1 5 0 # test.c:5:0
; CHECK-NEXT: .cfi_startproc
; CHECK-NEXT: # %bb.0: # %entry
; CHECK-NEXT: addi sp, sp, -16
; CHECK-NEXT: .cfi_def_cfa_offset 16
; CHECK-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; CHECK-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
; CHECK-NEXT: .cfi_offset ra, -8
; CHECK-NEXT: .cfi_offset s0, -16
; CHECK-NEXT: addi s0, sp, 16
; CHECK-NEXT: .cfi_def_cfa s0, 0
; CHECK-NEXT: .Ltmp0:
; CHECK-NEXT: .loc 1 6 4 prologue_end # test.c:6:4
; CHECK-NEXT: sw zero, 0(zero)
; CHECK-NEXT: .cfi_def_cfa sp, 16
; CHECK-NEXT: .loc 1 7 1 epilogue_begin # test.c:7:1
; CHECK-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; CHECK-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
; CHECK-NEXT: .cfi_restore ra
; CHECK-NEXT: .cfi_restore s0
; CHECK-NEXT: addi sp, sp, 16
; CHECK-NEXT: .cfi_def_cfa_offset 0
; CHECK-NEXT: ret
entry:
store i32 0, ptr null, align 4, !dbg !6
ret void, !dbg !7
}

attributes #0 = { "frame-pointer"="all" }

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!2}

!0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, emissionKind: FullDebug)
!1 = !DIFile(filename: "test.c", directory: "")
!2 = !{i32 2, !"Debug Info Version", i32 3}
!3 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 5, type: !4, scopeLine: 5, unit: !0)
!4 = !DISubroutineType(types: !5)
!5 = !{null}
!6 = !DILocation(line: 6, column: 4, scope: !3)
!7 = !DILocation(line: 7, column: 1, scope: !3)
4 changes: 2 additions & 2 deletions llvm/test/CodeGen/RISCV/kcfi-mir.ll
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Expand Up @@ -8,13 +8,13 @@ define void @f1(ptr noundef %x) !kcfi_type !1 {
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x2 = frame-setup ADDI $x2, -16
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 16
; CHECK-NEXT: SD killed $x1, $x2, 8 :: (store (s64) into %stack.0)
; CHECK-NEXT: frame-setup SD killed $x1, $x2, 8 :: (store (s64) into %stack.0)
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x1, -8
; CHECK-NEXT: BUNDLE implicit-def $x6, implicit-def $x6_w, implicit-def $x6_h, implicit-def $x7, implicit-def $x7_w, implicit-def $x7_h, implicit-def $x28, implicit-def $x28_w, implicit-def $x28_h, implicit-def $x29, implicit-def $x29_w, implicit-def $x29_h, implicit-def $x30, implicit-def $x30_w, implicit-def $x30_h, implicit-def $x31, implicit-def $x31_w, implicit-def $x31_h, implicit-def dead $x1, implicit-def $x2, implicit-def $x2_w, implicit-def $x2_h, implicit killed $x10 {
; CHECK-NEXT: KCFI_CHECK $x10, 12345678, implicit-def $x6, implicit-def $x7, implicit-def $x28, implicit-def $x29, implicit-def $x30, implicit-def $x31
; CHECK-NEXT: PseudoCALLIndirect killed $x10, csr_ilp32_lp64, implicit-def dead $x1, implicit-def $x2
; CHECK-NEXT: }
; CHECK-NEXT: $x1 = LD $x2, 8 :: (load (s64) from %stack.0)
; CHECK-NEXT: $x1 = frame-destroy LD $x2, 8 :: (load (s64) from %stack.0)
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $x1
; CHECK-NEXT: $x2 = frame-destroy ADDI $x2, 16
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa_offset 0
Expand Down
4 changes: 2 additions & 2 deletions llvm/test/CodeGen/RISCV/live-sp.mir
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Expand Up @@ -74,13 +74,13 @@ body: |
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x2 = frame-setup ADDI $x2, -16
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 16
; CHECK-NEXT: SD $x1, $x2, 8 :: (store (s64) into %stack.1)
; CHECK-NEXT: frame-setup SD $x1, $x2, 8 :: (store (s64) into %stack.1)
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x1, -8
; CHECK-NEXT: SW renamable $x1, $x2, 4 :: (store (s32) into %ir.a)
; CHECK-NEXT: renamable $x11 = ADDIW killed renamable $x1, 0
; CHECK-NEXT: $x10 = COPY $x0
; CHECK-NEXT: PseudoCALL target-flags(riscv-call) @vararg, csr_ilp32_lp64, implicit-def dead $x1, implicit killed $x10, implicit $x11, implicit-def $x2
; CHECK-NEXT: $x1 = LD $x2, 8 :: (load (s64) from %stack.1)
; CHECK-NEXT: $x1 = frame-destroy LD $x2, 8 :: (load (s64) from %stack.1)
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $x1
; CHECK-NEXT: $x2 = frame-destroy ADDI $x2, 16
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa_offset 0
Expand Down
8 changes: 4 additions & 4 deletions llvm/test/CodeGen/RISCV/rvv/addi-scalable-offset.mir
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Expand Up @@ -30,8 +30,8 @@ body: |
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x2 = frame-setup ADDI $x2, -2032
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 2032
; CHECK-NEXT: SD killed $x1, $x2, 2024 :: (store (s64) into %stack.3)
; CHECK-NEXT: SD killed $x8, $x2, 2016 :: (store (s64) into %stack.4)
; CHECK-NEXT: frame-setup SD killed $x1, $x2, 2024 :: (store (s64) into %stack.3)
; CHECK-NEXT: frame-setup SD killed $x8, $x2, 2016 :: (store (s64) into %stack.4)
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x1, -8
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x8, -16
; CHECK-NEXT: $x8 = frame-setup ADDI $x2, 2032
Expand All @@ -48,8 +48,8 @@ body: |
; CHECK-NEXT: VS1R_V killed renamable $v8, killed renamable $x10
; CHECK-NEXT: $x2 = frame-destroy ADDI $x8, -2032
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa $x2, 2032
; CHECK-NEXT: $x1 = LD $x2, 2024 :: (load (s64) from %stack.3)
; CHECK-NEXT: $x8 = LD $x2, 2016 :: (load (s64) from %stack.4)
; CHECK-NEXT: $x1 = frame-destroy LD $x2, 2024 :: (load (s64) from %stack.3)
; CHECK-NEXT: $x8 = frame-destroy LD $x2, 2016 :: (load (s64) from %stack.4)
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $x1
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $x8
; CHECK-NEXT: $x2 = frame-destroy ADDI $x2, 2032
Expand Down
48 changes: 24 additions & 24 deletions llvm/test/CodeGen/RISCV/rvv/emergency-slot.mir
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Expand Up @@ -55,18 +55,18 @@ body: |
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x2 = frame-setup ADDI $x2, -2032
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 2032
; CHECK-NEXT: SD killed $x1, $x2, 2024 :: (store (s64) into %stack.3)
; CHECK-NEXT: SD killed $x8, $x2, 2016 :: (store (s64) into %stack.4)
; CHECK-NEXT: SD killed $x18, $x2, 2008 :: (store (s64) into %stack.5)
; CHECK-NEXT: SD killed $x19, $x2, 2000 :: (store (s64) into %stack.6)
; CHECK-NEXT: SD killed $x20, $x2, 1992 :: (store (s64) into %stack.7)
; CHECK-NEXT: SD killed $x21, $x2, 1984 :: (store (s64) into %stack.8)
; CHECK-NEXT: SD killed $x22, $x2, 1976 :: (store (s64) into %stack.9)
; CHECK-NEXT: SD killed $x23, $x2, 1968 :: (store (s64) into %stack.10)
; CHECK-NEXT: SD killed $x24, $x2, 1960 :: (store (s64) into %stack.11)
; CHECK-NEXT: SD killed $x25, $x2, 1952 :: (store (s64) into %stack.12)
; CHECK-NEXT: SD killed $x26, $x2, 1944 :: (store (s64) into %stack.13)
; CHECK-NEXT: SD killed $x27, $x2, 1936 :: (store (s64) into %stack.14)
; CHECK-NEXT: frame-setup SD killed $x1, $x2, 2024 :: (store (s64) into %stack.3)
; CHECK-NEXT: frame-setup SD killed $x8, $x2, 2016 :: (store (s64) into %stack.4)
; CHECK-NEXT: frame-setup SD killed $x18, $x2, 2008 :: (store (s64) into %stack.5)
; CHECK-NEXT: frame-setup SD killed $x19, $x2, 2000 :: (store (s64) into %stack.6)
; CHECK-NEXT: frame-setup SD killed $x20, $x2, 1992 :: (store (s64) into %stack.7)
; CHECK-NEXT: frame-setup SD killed $x21, $x2, 1984 :: (store (s64) into %stack.8)
; CHECK-NEXT: frame-setup SD killed $x22, $x2, 1976 :: (store (s64) into %stack.9)
; CHECK-NEXT: frame-setup SD killed $x23, $x2, 1968 :: (store (s64) into %stack.10)
; CHECK-NEXT: frame-setup SD killed $x24, $x2, 1960 :: (store (s64) into %stack.11)
; CHECK-NEXT: frame-setup SD killed $x25, $x2, 1952 :: (store (s64) into %stack.12)
; CHECK-NEXT: frame-setup SD killed $x26, $x2, 1944 :: (store (s64) into %stack.13)
; CHECK-NEXT: frame-setup SD killed $x27, $x2, 1936 :: (store (s64) into %stack.14)
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x1, -8
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x8, -16
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x18, -24
Expand Down Expand Up @@ -152,18 +152,18 @@ body: |
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $x2 = frame-destroy ADDI $x8, -2032
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa $x2, 2032
; CHECK-NEXT: $x1 = LD $x2, 2024 :: (load (s64) from %stack.3)
; CHECK-NEXT: $x8 = LD $x2, 2016 :: (load (s64) from %stack.4)
; CHECK-NEXT: $x18 = LD $x2, 2008 :: (load (s64) from %stack.5)
; CHECK-NEXT: $x19 = LD $x2, 2000 :: (load (s64) from %stack.6)
; CHECK-NEXT: $x20 = LD $x2, 1992 :: (load (s64) from %stack.7)
; CHECK-NEXT: $x21 = LD $x2, 1984 :: (load (s64) from %stack.8)
; CHECK-NEXT: $x22 = LD $x2, 1976 :: (load (s64) from %stack.9)
; CHECK-NEXT: $x23 = LD $x2, 1968 :: (load (s64) from %stack.10)
; CHECK-NEXT: $x24 = LD $x2, 1960 :: (load (s64) from %stack.11)
; CHECK-NEXT: $x25 = LD $x2, 1952 :: (load (s64) from %stack.12)
; CHECK-NEXT: $x26 = LD $x2, 1944 :: (load (s64) from %stack.13)
; CHECK-NEXT: $x27 = LD $x2, 1936 :: (load (s64) from %stack.14)
; CHECK-NEXT: $x1 = frame-destroy LD $x2, 2024 :: (load (s64) from %stack.3)
; CHECK-NEXT: $x8 = frame-destroy LD $x2, 2016 :: (load (s64) from %stack.4)
; CHECK-NEXT: $x18 = frame-destroy LD $x2, 2008 :: (load (s64) from %stack.5)
; CHECK-NEXT: $x19 = frame-destroy LD $x2, 2000 :: (load (s64) from %stack.6)
; CHECK-NEXT: $x20 = frame-destroy LD $x2, 1992 :: (load (s64) from %stack.7)
; CHECK-NEXT: $x21 = frame-destroy LD $x2, 1984 :: (load (s64) from %stack.8)
; CHECK-NEXT: $x22 = frame-destroy LD $x2, 1976 :: (load (s64) from %stack.9)
; CHECK-NEXT: $x23 = frame-destroy LD $x2, 1968 :: (load (s64) from %stack.10)
; CHECK-NEXT: $x24 = frame-destroy LD $x2, 1960 :: (load (s64) from %stack.11)
; CHECK-NEXT: $x25 = frame-destroy LD $x2, 1952 :: (load (s64) from %stack.12)
; CHECK-NEXT: $x26 = frame-destroy LD $x2, 1944 :: (load (s64) from %stack.13)
; CHECK-NEXT: $x27 = frame-destroy LD $x2, 1936 :: (load (s64) from %stack.14)
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $x1
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $x8
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $x18
Expand Down
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