diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/ARM/ARMISelLowering.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp index 733042266d..5888c1bf38 100644 --- a/lib/Target/ARM/ARMISelLowering.cpp +++ b/lib/Target/ARM/ARMISelLowering.cpp @@ -831,8 +831,9 @@ static bool f64AssignAAPCS(unsigned &ValNo, EVT &ValVT, EVT &LocVT, CCState &State, bool CanFail) { static const unsigned HiRegList[] = { ARM::R0, ARM::R2 }; static const unsigned LoRegList[] = { ARM::R1, ARM::R3 }; + static const unsigned ShadowRegList[] = { ARM::R0, ARM::R1 }; - unsigned Reg = State.AllocateReg(HiRegList, LoRegList, 2); + unsigned Reg = State.AllocateReg(HiRegList, ShadowRegList, 2); if (Reg == 0) { // For the 2nd half of a v2f64, do not just fail. if (CanFail) @@ -850,6 +851,9 @@ static bool f64AssignAAPCS(unsigned &ValNo, EVT &ValVT, EVT &LocVT, if (HiRegList[i] == Reg) break; + unsigned T = State.AllocateReg(LoRegList[i]); + assert(T == LoRegList[i] && "Could not allocate register"); + State.addLoc(CCValAssign::getCustomReg(ValNo, ValVT, Reg, LocVT, LocInfo)); State.addLoc(CCValAssign::getCustomReg(ValNo, ValVT, LoRegList[i], LocVT, LocInfo)); |