[PATCH] D87847: [AMDGPU] global-isel support for RT
Matt Arsenault via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Sep 17 15:52:22 PDT 2020
arsenm added inline comments.
================
Comment at: llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp:4389
+ OpdsMapping[6] = AMDGPU::getValueMapping(AMDGPU::VGPRRegBankID, DirSize);
+ OpdsMapping[7] = AMDGPU::getValueMapping(AMDGPU::SGPRRegBankID, 128);
+ break;
----------------
Missing waterfall loop for SGPR operand
================
Comment at: llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.intersect_ray.ll:67
+ ret <4 x float> %r
+}
----------------
Should include a case where this needs a waterfall loop
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D87847/new/
https://reviews.llvm.org/D87847
More information about the llvm-commits
mailing list