diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h | 125 |
1 files changed, 78 insertions, 47 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h b/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h index a25be48b5d6..d7713ae0be5 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h +++ b/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h @@ -63,7 +63,6 @@ private: Triple TargetTriple; protected: - const FeatureBitset &SubtargetFeatureBits; bool Has16BitInsts; bool HasMadMixInsts; bool FP32Denormals; @@ -79,7 +78,7 @@ protected: unsigned WavefrontSize; public: - AMDGPUSubtarget(const Triple &TT, const FeatureBitset &FeatureBits); + AMDGPUSubtarget(const Triple &TT); static const AMDGPUSubtarget &get(const MachineFunction &MF); static const AMDGPUSubtarget &get(const TargetMachine &TM, @@ -203,33 +202,21 @@ public: /// \returns Maximum number of work groups per compute unit supported by the /// subtarget and limited by given \p FlatWorkGroupSize. - unsigned getMaxWorkGroupsPerCU(unsigned FlatWorkGroupSize) const { - return AMDGPU::IsaInfo::getMaxWorkGroupsPerCU(SubtargetFeatureBits, - FlatWorkGroupSize); - } + virtual unsigned getMaxWorkGroupsPerCU(unsigned FlatWorkGroupSize) const = 0; /// \returns Minimum flat work group size supported by the subtarget. - unsigned getMinFlatWorkGroupSize() const { - return AMDGPU::IsaInfo::getMinFlatWorkGroupSize(SubtargetFeatureBits); - } + virtual unsigned getMinFlatWorkGroupSize() const = 0; /// \returns Maximum flat work group size supported by the subtarget. - unsigned getMaxFlatWorkGroupSize() const { - return AMDGPU::IsaInfo::getMaxFlatWorkGroupSize(SubtargetFeatureBits); - } + virtual unsigned getMaxFlatWorkGroupSize() const = 0; /// \returns Maximum number of waves per execution unit supported by the /// subtarget and limited by given \p FlatWorkGroupSize. - unsigned getMaxWavesPerEU(unsigned FlatWorkGroupSize) const { - return AMDGPU::IsaInfo::getMaxWavesPerEU(SubtargetFeatureBits, - FlatWorkGroupSize); - } + virtual unsigned getMaxWavesPerEU(unsigned FlatWorkGroupSize) const = 0; /// \returns Minimum number of waves per execution unit supported by the /// subtarget. - unsigned getMinWavesPerEU() const { - return AMDGPU::IsaInfo::getMinWavesPerEU(SubtargetFeatureBits); - } + virtual unsigned getMinWavesPerEU() const = 0; unsigned getMaxWavesPerEU() const { return 10; } @@ -708,20 +695,19 @@ public: /// \returns Number of execution units per compute unit supported by the /// subtarget. unsigned getEUsPerCU() const { - return AMDGPU::IsaInfo::getEUsPerCU(MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getEUsPerCU(this); } /// \returns Maximum number of waves per compute unit supported by the /// subtarget without any kind of limitation. unsigned getMaxWavesPerCU() const { - return AMDGPU::IsaInfo::getMaxWavesPerCU(MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getMaxWavesPerCU(this); } /// \returns Maximum number of waves per compute unit supported by the /// subtarget and limited by given \p FlatWorkGroupSize. unsigned getMaxWavesPerCU(unsigned FlatWorkGroupSize) const { - return AMDGPU::IsaInfo::getMaxWavesPerCU(MCSubtargetInfo::getFeatureBits(), - FlatWorkGroupSize); + return AMDGPU::IsaInfo::getMaxWavesPerCU(this, FlatWorkGroupSize); } /// \returns Maximum number of waves per execution unit supported by the @@ -733,8 +719,7 @@ public: /// \returns Number of waves per work group supported by the subtarget and /// limited by given \p FlatWorkGroupSize. unsigned getWavesPerWorkGroup(unsigned FlatWorkGroupSize) const { - return AMDGPU::IsaInfo::getWavesPerWorkGroup( - MCSubtargetInfo::getFeatureBits(), FlatWorkGroupSize); + return AMDGPU::IsaInfo::getWavesPerWorkGroup(this, FlatWorkGroupSize); } // static wrappers @@ -853,39 +838,34 @@ public: /// \returns SGPR allocation granularity supported by the subtarget. unsigned getSGPRAllocGranule() const { - return AMDGPU::IsaInfo::getSGPRAllocGranule( - MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getSGPRAllocGranule(this); } /// \returns SGPR encoding granularity supported by the subtarget. unsigned getSGPREncodingGranule() const { - return AMDGPU::IsaInfo::getSGPREncodingGranule( - MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getSGPREncodingGranule(this); } /// \returns Total number of SGPRs supported by the subtarget. unsigned getTotalNumSGPRs() const { - return AMDGPU::IsaInfo::getTotalNumSGPRs(MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getTotalNumSGPRs(this); } /// \returns Addressable number of SGPRs supported by the subtarget. unsigned getAddressableNumSGPRs() const { - return AMDGPU::IsaInfo::getAddressableNumSGPRs( - MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getAddressableNumSGPRs(this); } /// \returns Minimum number of SGPRs that meets the given number of waves per /// execution unit requirement supported by the subtarget. unsigned getMinNumSGPRs(unsigned WavesPerEU) const { - return AMDGPU::IsaInfo::getMinNumSGPRs(MCSubtargetInfo::getFeatureBits(), - WavesPerEU); + return AMDGPU::IsaInfo::getMinNumSGPRs(this, WavesPerEU); } /// \returns Maximum number of SGPRs that meets the given number of waves per /// execution unit requirement supported by the subtarget. unsigned getMaxNumSGPRs(unsigned WavesPerEU, bool Addressable) const { - return AMDGPU::IsaInfo::getMaxNumSGPRs(MCSubtargetInfo::getFeatureBits(), - WavesPerEU, Addressable); + return AMDGPU::IsaInfo::getMaxNumSGPRs(this, WavesPerEU, Addressable); } /// \returns Reserved number of SGPRs for given function \p MF. @@ -903,39 +883,34 @@ public: /// \returns VGPR allocation granularity supported by the subtarget. unsigned getVGPRAllocGranule() const { - return AMDGPU::IsaInfo::getVGPRAllocGranule( - MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getVGPRAllocGranule(this); } /// \returns VGPR encoding granularity supported by the subtarget. unsigned getVGPREncodingGranule() const { - return AMDGPU::IsaInfo::getVGPREncodingGranule( - MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getVGPREncodingGranule(this); } /// \returns Total number of VGPRs supported by the subtarget. unsigned getTotalNumVGPRs() const { - return AMDGPU::IsaInfo::getTotalNumVGPRs(MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getTotalNumVGPRs(this); } /// \returns Addressable number of VGPRs supported by the subtarget. unsigned getAddressableNumVGPRs() const { - return AMDGPU::IsaInfo::getAddressableNumVGPRs( - MCSubtargetInfo::getFeatureBits()); + return AMDGPU::IsaInfo::getAddressableNumVGPRs(this); } /// \returns Minimum number of VGPRs that meets given number of waves per /// execution unit requirement supported by the subtarget. unsigned getMinNumVGPRs(unsigned WavesPerEU) const { - return AMDGPU::IsaInfo::getMinNumVGPRs(MCSubtargetInfo::getFeatureBits(), - WavesPerEU); + return AMDGPU::IsaInfo::getMinNumVGPRs(this, WavesPerEU); } /// \returns Maximum number of VGPRs that meets given number of waves per /// execution unit requirement supported by the subtarget. unsigned getMaxNumVGPRs(unsigned WavesPerEU) const { - return AMDGPU::IsaInfo::getMaxNumVGPRs(MCSubtargetInfo::getFeatureBits(), - WavesPerEU); + return AMDGPU::IsaInfo::getMaxNumVGPRs(this, WavesPerEU); } /// \returns Maximum number of VGPRs that meets number of waves per execution @@ -951,6 +926,34 @@ public: void getPostRAMutations( std::vector<std::unique_ptr<ScheduleDAGMutation>> &Mutations) const override; + + /// \returns Maximum number of work groups per compute unit supported by the + /// subtarget and limited by given \p FlatWorkGroupSize. + unsigned getMaxWorkGroupsPerCU(unsigned FlatWorkGroupSize) const override { + return AMDGPU::IsaInfo::getMaxWorkGroupsPerCU(this, FlatWorkGroupSize); + } + + /// \returns Minimum flat work group size supported by the subtarget. + unsigned getMinFlatWorkGroupSize() const override { + return AMDGPU::IsaInfo::getMinFlatWorkGroupSize(this); + } + + /// \returns Maximum flat work group size supported by the subtarget. + unsigned getMaxFlatWorkGroupSize() const override { + return AMDGPU::IsaInfo::getMaxFlatWorkGroupSize(this); + } + + /// \returns Maximum number of waves per execution unit supported by the + /// subtarget and limited by given \p FlatWorkGroupSize. + unsigned getMaxWavesPerEU(unsigned FlatWorkGroupSize) const override { + return AMDGPU::IsaInfo::getMaxWavesPerEU(this, FlatWorkGroupSize); + } + + /// \returns Minimum number of waves per execution unit supported by the + /// subtarget. + unsigned getMinWavesPerEU() const override { + return AMDGPU::IsaInfo::getMinWavesPerEU(this); + } }; class R600Subtarget final : public R600GenSubtargetInfo, @@ -1061,6 +1064,34 @@ public: bool enableSubRegLiveness() const override { return true; } + + /// \returns Maximum number of work groups per compute unit supported by the + /// subtarget and limited by given \p FlatWorkGroupSize. + unsigned getMaxWorkGroupsPerCU(unsigned FlatWorkGroupSize) const override { + return AMDGPU::IsaInfo::getMaxWorkGroupsPerCU(this, FlatWorkGroupSize); + } + + /// \returns Minimum flat work group size supported by the subtarget. + unsigned getMinFlatWorkGroupSize() const override { + return AMDGPU::IsaInfo::getMinFlatWorkGroupSize(this); + } + + /// \returns Maximum flat work group size supported by the subtarget. + unsigned getMaxFlatWorkGroupSize() const override { + return AMDGPU::IsaInfo::getMaxFlatWorkGroupSize(this); + } + + /// \returns Maximum number of waves per execution unit supported by the + /// subtarget and limited by given \p FlatWorkGroupSize. + unsigned getMaxWavesPerEU(unsigned FlatWorkGroupSize) const override { + return AMDGPU::IsaInfo::getMaxWavesPerEU(this, FlatWorkGroupSize); + } + + /// \returns Minimum number of waves per execution unit supported by the + /// subtarget. + unsigned getMinWavesPerEU() const override { + return AMDGPU::IsaInfo::getMinWavesPerEU(this); + } }; } // end namespace llvm |
