diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/SIISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIISelLowering.cpp | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp index 2360eaced01..0be746cf2b8 100644 --- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp +++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp @@ -2694,8 +2694,6 @@ SDValue SITargetLowering::LowerCall(CallLoweringInfo &CLI, MachineFrameInfo &MFI = MF.getFrameInfo(); SmallVector<std::pair<unsigned, SDValue>, 8> RegsToPass; - SDValue CallerSavedFP; - // Adjust the stack pointer for the new arguments... // These operations are automatically eliminated by the prolog/epilog pass if (!IsSibCall) { @@ -2708,15 +2706,6 @@ SDValue SITargetLowering::LowerCall(CallLoweringInfo &CLI, = DAG.getCopyFromReg(Chain, DL, Info->getScratchRSrcReg(), MVT::v4i32); RegsToPass.emplace_back(AMDGPU::SGPR0_SGPR1_SGPR2_SGPR3, ScratchRSrcReg); CopyFromChains.push_back(ScratchRSrcReg.getValue(1)); - - if (!Info->isEntryFunction()) { - // Avoid clobbering this function's FP value. In the current convention - // callee will overwrite this, so do save/restore around the call site. - CallerSavedFP = DAG.getCopyFromReg(Chain, DL, - Info->getFrameOffsetReg(), MVT::i32); - CopyFromChains.push_back(CallerSavedFP.getValue(1)); - } - Chain = DAG.getTokenFactor(DL, CopyFromChains); } @@ -2905,12 +2894,6 @@ SDValue SITargetLowering::LowerCall(CallLoweringInfo &CLI, Chain = Call.getValue(0); InFlag = Call.getValue(1); - if (CallerSavedFP) { - SDValue FPReg = DAG.getRegister(Info->getFrameOffsetReg(), MVT::i32); - Chain = DAG.getCopyToReg(Chain, DL, FPReg, CallerSavedFP, InFlag); - InFlag = Chain.getValue(1); - } - uint64_t CalleePopBytes = NumBytes; Chain = DAG.getCALLSEQ_END(Chain, DAG.getTargetConstant(0, DL, MVT::i32), DAG.getTargetConstant(CalleePopBytes, DL, MVT::i32), |
