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[SystemZ] Add is(LoadFrom|StoreTo)StackSlotPostFE to SystemZBackend #132928

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Merged
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Mar 25, 2025
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[SystemZ] Add is(LoadFrom|StoreTo)StackSlotPostFE to SystemZBackend #132928

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46 changes: 46 additions & 0 deletions llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
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Expand Up @@ -346,6 +346,52 @@ Register SystemZInstrInfo::isStoreToStackSlot(const MachineInstr &MI,
return isSimpleMove(MI, FrameIndex, SystemZII::SimpleBDXStore);
}

Register SystemZInstrInfo::isLoadFromStackSlotPostFE(const MachineInstr &MI,
int &FrameIndex) const {
// if this is not a simple load from memory, it's not a load from stack slot
// either.
const MCInstrDesc &MCID = MI.getDesc();
if (!(MCID.TSFlags & SystemZII::SimpleBDXLoad))
return 0;

// This version of isLoadFromStackSlot should only be used post frame-index
// elimination.
assert(!MI.getOperand(1).isFI());

// Now attempt to derive frame index from MachineMemOperands.
SmallVector<const MachineMemOperand *, 1> Accesses;
if (hasLoadFromStackSlot(MI, Accesses)) {
FrameIndex =
cast<FixedStackPseudoSourceValue>(Accesses.front()->getPseudoValue())
->getFrameIndex();
return MI.getOperand(0).getReg();
}
return 0;
}

Register SystemZInstrInfo::isStoreToStackSlotPostFE(const MachineInstr &MI,
int &FrameIndex) const {
// if this is not a simple store to memory, it's not a store to stack slot
// either.
const MCInstrDesc &MCID = MI.getDesc();
if (!(MCID.TSFlags & SystemZII::SimpleBDXStore))
return 0;

// This version of isStoreToStackSlot should only be used post frame-index
// elimination.
assert(!MI.getOperand(1).isFI());

// Now attempt to derive frame index from MachineMemOperands.
SmallVector<const MachineMemOperand *, 1> Accesses;
if (hasStoreToStackSlot(MI, Accesses)) {
FrameIndex =
cast<FixedStackPseudoSourceValue>(Accesses.front()->getPseudoValue())
->getFrameIndex();
return MI.getOperand(0).getReg();
}
return 0;
}

bool SystemZInstrInfo::isStackSlotCopy(const MachineInstr &MI,
int &DestFrameIndex,
int &SrcFrameIndex) const {
Expand Down
4 changes: 4 additions & 0 deletions llvm/lib/Target/SystemZ/SystemZInstrInfo.h
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Expand Up @@ -232,6 +232,10 @@ class SystemZInstrInfo : public SystemZGenInstrInfo {
int &FrameIndex) const override;
Register isStoreToStackSlot(const MachineInstr &MI,
int &FrameIndex) const override;
Register isLoadFromStackSlotPostFE(const MachineInstr &MI,
int &FrameIndex) const override;
Register isStoreToStackSlotPostFE(const MachineInstr &MI,
int &FrameIndex) const override;
bool isStackSlotCopy(const MachineInstr &MI, int &DestFrameIndex,
int &SrcFrameIndex) const override;
bool analyzeBranch(MachineBasicBlock &MBB, MachineBasicBlock *&TBB,
Expand Down
64 changes: 32 additions & 32 deletions llvm/test/CodeGen/SystemZ/builtin-setjmp-alloca.ll
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Expand Up @@ -30,14 +30,14 @@ define signext i32 @foo() "frame-pointer"="all" {
; CHECK-NEXT: .cfi_def_cfa_offset 400
; CHECK-NEXT: lgr %r11, %r15
; CHECK-NEXT: .cfi_def_cfa_register %r11
; CHECK-NEXT: std %f8, 232(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f9, 224(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f10, 216(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f11, 208(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f12, 200(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f13, 192(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f14, 184(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f15, 176(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f8, 232(%r11) # 8-byte Spill
; CHECK-NEXT: std %f9, 224(%r11) # 8-byte Spill
; CHECK-NEXT: std %f10, 216(%r11) # 8-byte Spill
; CHECK-NEXT: std %f11, 208(%r11) # 8-byte Spill
; CHECK-NEXT: std %f12, 200(%r11) # 8-byte Spill
; CHECK-NEXT: std %f13, 192(%r11) # 8-byte Spill
; CHECK-NEXT: std %f14, 184(%r11) # 8-byte Spill
; CHECK-NEXT: std %f15, 176(%r11) # 8-byte Spill
; CHECK-NEXT: .cfi_offset %f8, -168
; CHECK-NEXT: .cfi_offset %f9, -176
; CHECK-NEXT: .cfi_offset %f10, -184
Expand All @@ -59,14 +59,14 @@ define signext i32 @foo() "frame-pointer"="all" {
; CHECK-NEXT: .LBB0_2: # %entry
; CHECK-NEXT: lg %r1, 168(%r11)
; CHECK-NEXT: lgf %r2, 0(%r1)
; CHECK-NEXT: ld %f8, 232(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f9, 224(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f10, 216(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f11, 208(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f12, 200(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f13, 192(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f14, 184(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f15, 176(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f8, 232(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f9, 224(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f10, 216(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f11, 208(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f12, 200(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f13, 192(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f14, 184(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f15, 176(%r11) # 8-byte Reload
; CHECK-NEXT: lmg %r6, %r15, 288(%r11)
; CHECK-NEXT: br %r14
entry:
Expand Down Expand Up @@ -101,14 +101,14 @@ define signext i32 @foo1() "backchain" "frame-pointer"="all" {
; CHECK-NEXT: stg %r1, 0(%r15)
; CHECK-NEXT: lgr %r11, %r15
; CHECK-NEXT: .cfi_def_cfa_register %r11
; CHECK-NEXT: std %f8, 232(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f9, 224(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f10, 216(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f11, 208(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f12, 200(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f13, 192(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f14, 184(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f15, 176(%r11) # 8-byte Folded Spill
; CHECK-NEXT: std %f8, 232(%r11) # 8-byte Spill
; CHECK-NEXT: std %f9, 224(%r11) # 8-byte Spill
; CHECK-NEXT: std %f10, 216(%r11) # 8-byte Spill
; CHECK-NEXT: std %f11, 208(%r11) # 8-byte Spill
; CHECK-NEXT: std %f12, 200(%r11) # 8-byte Spill
; CHECK-NEXT: std %f13, 192(%r11) # 8-byte Spill
; CHECK-NEXT: std %f14, 184(%r11) # 8-byte Spill
; CHECK-NEXT: std %f15, 176(%r11) # 8-byte Spill
; CHECK-NEXT: .cfi_offset %f8, -168
; CHECK-NEXT: .cfi_offset %f9, -176
; CHECK-NEXT: .cfi_offset %f10, -184
Expand All @@ -132,14 +132,14 @@ define signext i32 @foo1() "backchain" "frame-pointer"="all" {
; CHECK-NEXT: .LBB1_2: # %entry
; CHECK-NEXT: lg %r1, 168(%r11)
; CHECK-NEXT: lgf %r2, 0(%r1)
; CHECK-NEXT: ld %f8, 232(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f9, 224(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f10, 216(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f11, 208(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f12, 200(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f13, 192(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f14, 184(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f15, 176(%r11) # 8-byte Folded Reload
; CHECK-NEXT: ld %f8, 232(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f9, 224(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f10, 216(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f11, 208(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f12, 200(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f13, 192(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f14, 184(%r11) # 8-byte Reload
; CHECK-NEXT: ld %f15, 176(%r11) # 8-byte Reload
; CHECK-NEXT: lmg %r6, %r15, 288(%r11)
; CHECK-NEXT: br %r14
entry:
Expand Down
112 changes: 56 additions & 56 deletions llvm/test/CodeGen/SystemZ/builtin-setjmp-spills.ll
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Expand Up @@ -49,14 +49,14 @@ define signext i32 @func() {
; CHECK-NEXT: .cfi_offset %r15, -40
; CHECK-NEXT: aghi %r15, -384
; CHECK-NEXT: .cfi_def_cfa_offset 544
; CHECK-NEXT: std %f8, 376(%r15) # 8-byte Folded Spill
; CHECK-NEXT: std %f9, 368(%r15) # 8-byte Folded Spill
; CHECK-NEXT: std %f10, 360(%r15) # 8-byte Folded Spill
; CHECK-NEXT: std %f11, 352(%r15) # 8-byte Folded Spill
; CHECK-NEXT: std %f12, 344(%r15) # 8-byte Folded Spill
; CHECK-NEXT: std %f13, 336(%r15) # 8-byte Folded Spill
; CHECK-NEXT: std %f14, 328(%r15) # 8-byte Folded Spill
; CHECK-NEXT: std %f15, 320(%r15) # 8-byte Folded Spill
; CHECK-NEXT: std %f8, 376(%r15) # 8-byte Spill
; CHECK-NEXT: std %f9, 368(%r15) # 8-byte Spill
; CHECK-NEXT: std %f10, 360(%r15) # 8-byte Spill
; CHECK-NEXT: std %f11, 352(%r15) # 8-byte Spill
; CHECK-NEXT: std %f12, 344(%r15) # 8-byte Spill
; CHECK-NEXT: std %f13, 336(%r15) # 8-byte Spill
; CHECK-NEXT: std %f14, 328(%r15) # 8-byte Spill
; CHECK-NEXT: std %f15, 320(%r15) # 8-byte Spill
; CHECK-NEXT: .cfi_offset %f8, -168
; CHECK-NEXT: .cfi_offset %f9, -176
; CHECK-NEXT: .cfi_offset %f10, -184
Expand All @@ -67,64 +67,64 @@ define signext i32 @func() {
; CHECK-NEXT: .cfi_offset %f15, -224
; CHECK-NEXT: lgrl %r1, t@GOT
; CHECK-NEXT: lgrl %r2, s@GOT
; CHECK-NEXT: stg %r1, 312(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r1, 312(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r1), 1
; CHECK-NEXT: lgrl %r1, r@GOT
; CHECK-NEXT: lgrl %r3, q@GOT
; CHECK-NEXT: stg %r2, 304(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r2, 304(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r2), 1
; CHECK-NEXT: lgrl %r2, p@GOT
; CHECK-NEXT: stg %r1, 296(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r1, 296(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r1), 1
; CHECK-NEXT: stg %r3, 288(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r3, 288(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r3), 1
; CHECK-NEXT: lgrl %r1, o@GOT
; CHECK-NEXT: stg %r2, 280(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r2, 280(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r2), 1
; CHECK-NEXT: lgrl %r2, n@GOT
; CHECK-NEXT: lgrl %r3, m@GOT
; CHECK-NEXT: stg %r1, 272(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r1, 272(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r1), 1
; CHECK-NEXT: lgrl %r1, l@GOT
; CHECK-NEXT: stg %r2, 264(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r2, 264(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r2), 1
; CHECK-NEXT: stg %r3, 256(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r3, 256(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r3), 1
; CHECK-NEXT: lgrl %r2, k@GOT
; CHECK-NEXT: stg %r1, 248(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r1, 248(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r1), 1
; CHECK-NEXT: lgrl %r1, j@GOT
; CHECK-NEXT: lgrl %r3, i@GOT
; CHECK-NEXT: stg %r2, 240(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r2, 240(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r2), 1
; CHECK-NEXT: lgrl %r2, h@GOT
; CHECK-NEXT: stg %r1, 232(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r1, 232(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r1), 1
; CHECK-NEXT: stg %r3, 224(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r3, 224(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r3), 1
; CHECK-NEXT: lgrl %r1, g@GOT
; CHECK-NEXT: stg %r2, 216(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r2, 216(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r2), 1
; CHECK-NEXT: lgrl %r2, f@GOT
; CHECK-NEXT: lgrl %r3, e@GOT
; CHECK-NEXT: stg %r1, 208(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r1, 208(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r1), 1
; CHECK-NEXT: lgrl %r1, d@GOT
; CHECK-NEXT: stg %r2, 200(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r2, 200(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r2), 1
; CHECK-NEXT: stg %r3, 192(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r3, 192(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r3), 1
; CHECK-NEXT: lgrl %r2, c@GOT
; CHECK-NEXT: stg %r1, 184(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r1, 184(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r1), 1
; CHECK-NEXT: lgrl %r3, b@GOT
; CHECK-NEXT: lgrl %r4, a@GOT
; CHECK-NEXT: stg %r2, 176(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r2, 176(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r2), 1
; CHECK-NEXT: lgrl %r1, buf@GOT
; CHECK-NEXT: stg %r3, 168(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r3, 168(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r3), 1
; CHECK-NEXT: stg %r4, 160(%r15) # 8-byte Folded Spill
; CHECK-NEXT: stg %r4, 160(%r15) # 8-byte Spill
; CHECK-NEXT: mvhi 0(%r4), 1
; CHECK-NEXT: larl %r0, .LBB0_2
; CHECK-NEXT: stg %r0, 8(%r1)
Expand All @@ -136,55 +136,55 @@ define signext i32 @func() {
; CHECK-NEXT: # %entry
; CHECK-NEXT: lhi %r0, 1
; CHECK-NEXT: .LBB0_3: # %entry
; CHECK-NEXT: lg %r1, 160(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 160(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 168(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 168(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 176(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 176(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 184(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 184(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 192(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 192(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 200(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 200(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 208(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 208(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 216(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 216(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 224(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 224(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 232(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 232(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 240(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 240(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 248(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 248(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 256(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 256(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 264(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 264(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 272(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 272(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 280(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 280(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 288(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 288(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 296(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 296(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 304(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 304(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lg %r1, 312(%r15) # 8-byte Folded Reload
; CHECK-NEXT: lg %r1, 312(%r15) # 8-byte Reload
; CHECK-NEXT: a %r0, 0(%r1)
; CHECK-NEXT: lgfr %r2, %r0
; CHECK-NEXT: ld %f8, 376(%r15) # 8-byte Folded Reload
; CHECK-NEXT: ld %f9, 368(%r15) # 8-byte Folded Reload
; CHECK-NEXT: ld %f10, 360(%r15) # 8-byte Folded Reload
; CHECK-NEXT: ld %f11, 352(%r15) # 8-byte Folded Reload
; CHECK-NEXT: ld %f12, 344(%r15) # 8-byte Folded Reload
; CHECK-NEXT: ld %f13, 336(%r15) # 8-byte Folded Reload
; CHECK-NEXT: ld %f14, 328(%r15) # 8-byte Folded Reload
; CHECK-NEXT: ld %f15, 320(%r15) # 8-byte Folded Reload
; CHECK-NEXT: ld %f8, 376(%r15) # 8-byte Reload
; CHECK-NEXT: ld %f9, 368(%r15) # 8-byte Reload
; CHECK-NEXT: ld %f10, 360(%r15) # 8-byte Reload
; CHECK-NEXT: ld %f11, 352(%r15) # 8-byte Reload
; CHECK-NEXT: ld %f12, 344(%r15) # 8-byte Reload
; CHECK-NEXT: ld %f13, 336(%r15) # 8-byte Reload
; CHECK-NEXT: ld %f14, 328(%r15) # 8-byte Reload
; CHECK-NEXT: ld %f15, 320(%r15) # 8-byte Reload
; CHECK-NEXT: lmg %r6, %r15, 432(%r15)
; CHECK-NEXT: br %r14
entry:
Expand Down
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