diff options
| -rw-r--r-- | llvm/lib/Target/X86/X86RegisterInfo.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86RegisterInfo.cpp b/llvm/lib/Target/X86/X86RegisterInfo.cpp index 7f00fd3e4c3..cab7ce801db 100644 --- a/llvm/lib/Target/X86/X86RegisterInfo.cpp +++ b/llvm/lib/Target/X86/X86RegisterInfo.cpp @@ -355,7 +355,9 @@ BitVector X86RegisterInfo::getReservedRegs(const MachineFunction &MF) const { "Stack realignment in presence of dynamic allocas is not supported with" "this calling convention."); - for (MCSubRegIterator I(getBaseRegister(), this, /*IncludeSelf=*/true); + unsigned BasePtr = getX86SubSuperRegister(getBaseRegister(), MVT::i64, + false); + for (MCSubRegIterator I(BasePtr, this, /*IncludeSelf=*/true); I.isValid(); ++I) Reserved.set(*I); } |
