diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp | 30 |
1 files changed, 2 insertions, 28 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp index f478ffbc511..00ff0308ba1 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp @@ -233,38 +233,12 @@ unsigned AMDGPUTTIImpl::getMinVectorRegisterBitWidth() const { return 32; } -unsigned AMDGPUTTIImpl::getLoadVectorFactor(unsigned VF, unsigned LoadSize, - unsigned ChainSizeInBytes, - VectorType *VecTy) const { - unsigned VecRegBitWidth = VF * LoadSize; - if (VecRegBitWidth > 128 && VecTy->getScalarSizeInBits() < 32) - // TODO: Support element-size less than 32bit? - return 128 / LoadSize; - - return VF; -} - -unsigned AMDGPUTTIImpl::getStoreVectorFactor(unsigned VF, unsigned StoreSize, - unsigned ChainSizeInBytes, - VectorType *VecTy) const { - unsigned VecRegBitWidth = VF * StoreSize; - if (VecRegBitWidth > 128) - return 128 / StoreSize; - - return VF; -} - unsigned AMDGPUTTIImpl::getLoadStoreVecRegBitWidth(unsigned AddrSpace) const { AMDGPUAS AS = ST->getAMDGPUAS(); if (AddrSpace == AS.GLOBAL_ADDRESS || AddrSpace == AS.CONSTANT_ADDRESS || - AddrSpace == AS.CONSTANT_ADDRESS_32BIT) { - if (ST->getGeneration() <= AMDGPUSubtarget::NORTHERN_ISLANDS) - return 128; - return 512; - } - - if (AddrSpace == AS.FLAT_ADDRESS) + AddrSpace == AS.CONSTANT_ADDRESS_32BIT || + AddrSpace == AS.FLAT_ADDRESS) return 128; if (AddrSpace == AS.LOCAL_ADDRESS || AddrSpace == AS.REGION_ADDRESS) |
