}
// Restore GP from the saved stack location
- if (MipsFI->needGPSaveRestore())
- BuildMI(MBB, MBBI, dl, TII.get(Mips::CPRESTORE))
- .addImm(MFI->getObjectOffset(MipsFI->getGPFI()));
+ if (MipsFI->needGPSaveRestore()) {
+ unsigned Offset = MFI->getObjectOffset(MipsFI->getGPFI());
+ BuildMI(MBB, MBBI, dl, TII.get(Mips::CPRESTORE)).addImm(Offset);
+
+ if (Offset >= 0x8000) {
+ BuildMI(MBB, llvm::prior(MBBI), dl, TII.get(Mips::MACRO));
+ BuildMI(MBB, MBBI, dl, TII.get(Mips::NOMACRO));
+ }
+ }
}
void MipsFrameLowering::emitEpilogue(MachineFunction &MF,
--- /dev/null
+; RUN: llc -march=mipsel < %s | FileCheck %s
+
+; CHECK: .set macro
+; CHECK-NEXT: .cprestore
+; CHECK-NEXT: .set nomacro
+
+%struct.S = type { [16384 x i32] }
+
+define void @foo2() nounwind {
+entry:
+ %s = alloca %struct.S, align 4
+ call void @foo1(%struct.S* byval %s)
+ ret void
+}
+
+declare void @foo1(%struct.S* byval)