void spillRegisters() {
for (Register Reg : RegsToSpill) {
int FI = CacheFI.getFrameIndex(Reg, EHPad);
- const TargetRegisterClass *RC = TRI.getMinimalPhysRegClass(Reg);
NumSpilledRegisters++;
RegToSlotIdx[Reg] = FI;
bool IsKill = true;
MachineBasicBlock::iterator InsertBefore(MI);
Reg = performCopyPropagation(Reg, InsertBefore, IsKill, TII, TRI);
+ const TargetRegisterClass *RC = TRI.getMinimalPhysRegClass(Reg);
LLVM_DEBUG(dbgs() << "Insert spill before " << *InsertBefore);
TII.storeRegToStackSlot(*MI.getParent(), InsertBefore, Reg, IsKill, FI,
-; XFAIL: *
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --extra_scrub --version 3
; REQUIRES: asserts
-; RUN: llc -verify-machineinstrs -max-registers-for-gc-values=256 -mtriple=aarch64-none-linux-gnu < %s
+; RUN: llc -verify-machineinstrs -max-registers-for-gc-values=256 -mtriple=aarch64-none-linux-gnu < %s | FileCheck %s
+; Verify that FixupStatepointCallerSaved pass uses correct intruction for spilling a register after copyprop
define dso_local ptr addrspace(1) @foo(ptr addrspace(1) %arg) gc "statepoint-example" personality ptr null {
+; CHECK-LABEL: foo:
+; CHECK: .Lfunc_begin0:
+; CHECK-NEXT: .cfi_startproc
+; CHECK-NEXT: // %bb.0:
+; CHECK-NEXT: sub sp, sp, #48
+; CHECK-NEXT: stp x30, x19, [sp, #32] // 16-byte Folded Spill
+; CHECK-NEXT: .cfi_def_cfa_offset 48
+; CHECK-NEXT: .cfi_offset w19, -8
+; CHECK-NEXT: .cfi_offset w30, -16
+; CHECK-NEXT: ldr q0, [x0]
+; CHECK-NEXT: str d0, [sp, #8] // 8-byte Folded Spill
+; CHECK-NEXT: str q0, [sp, #16]
+; CHECK-NEXT: bl baz // 8-byte Folded Reload
+; CHECK-NEXT: .Ltmp0:
+; CHECK-NEXT: ldp x19, x0, [sp, #8] // 8-byte Folded Reload
+; CHECK-NEXT: ldp x30, x19, [sp, #32] // 16-byte Folded Reload
+; CHECK-NEXT: add sp, sp, #48
+; CHECK-NEXT: ret
%load = load <2 x ptr addrspace(1)>, ptr addrspace(1) %arg, align 8
%extractelement = extractelement <2 x ptr addrspace(1)> %load, i64 0
%call = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr nonnull elementtype(void ()) @baz, i32 0, i32 0, i32 0, i32 0) [ "deopt"(ptr addrspace(1) %extractelement), "gc-live"(<2 x ptr addrspace(1)> %load) ]