From f7659d71eb802e2539be6d4302e8034fdc43d65e Mon Sep 17 00:00:00 2001 From: Sam Kolton Date: Tue, 23 May 2017 10:08:55 +0000 Subject: [AMDGPU] SDWA: Add assembler support for GFX9 Summary: Added separate pseudo and real instruction for GFX9 SDWA instructions. Currently supports only in assembler. Depends D32493 Reviewers: vpykhtin, artem.tamazov Subscribers: arsenm, kzhuravl, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye Differential Revision: https://reviews.llvm.org/D33132 llvm-svn: 303620 --- llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp') diff --git a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp index 2abd4afad3b..630f469eabf 100644 --- a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp +++ b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp @@ -544,6 +544,17 @@ bool isVI(const MCSubtargetInfo &STI) { return STI.getFeatureBits()[AMDGPU::FeatureVolcanicIslands]; } +bool isGFX9(const MCSubtargetInfo &STI) { + return STI.getFeatureBits()[AMDGPU::FeatureGFX9]; +} + +bool isSGPR(unsigned Reg, const MCRegisterInfo* TRI) { + const MCRegisterClass SGPRClass = TRI->getRegClass(AMDGPU::SReg_32RegClassID); + const unsigned FirstSubReg = TRI->getSubReg(Reg, 1); + return SGPRClass.contains(FirstSubReg != 0 ? FirstSubReg : Reg) || + Reg == AMDGPU::SCC; +} + unsigned getMCReg(unsigned Reg, const MCSubtargetInfo &STI) { switch(Reg) { -- cgit v1.2.3