[PATCH] D59002: Use bitset for assembler predicates

Stanislav Mekhanoshin via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Mar 5 15:17:09 PST 2019


rampitec created this revision.
rampitec added reviewers: arsenm, kzhuravl, msearles, sdesmalen, olista01, niravd, craig.topper, jnspaulsson.
Herald added subscribers: jdoerfert, jsji, atanasyan, fedor.sergeev, kbarton, tpr, javed.absar, nhaehnle, wdng, jvesely, nemanjai, sdardis, jyknight.

AMDGPU target run out of Subtarget feature flags hitting the limit of 64.
AssemblerPredicates uses at most uint64_t for their representation.
At the same time CodeGen has exhausted this a long time ago and switched
to a FeatureBitset with the current limit of 192 bits.

This patch completes transition to the bitset for feature bits extending
it to asm matcher and MC code emitter.


https://reviews.llvm.org/D59002

Files:
  include/llvm/MC/MCParser/MCTargetAsmParser.h
  lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
  lib/Target/AArch64/MCTargetDesc/AArch64MCCodeEmitter.cpp
  lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
  lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCCodeEmitter.h
  lib/Target/AMDGPU/MCTargetDesc/R600MCCodeEmitter.cpp
  lib/Target/ARM/AsmParser/ARMAsmParser.cpp
  lib/Target/BPF/MCTargetDesc/BPFMCCodeEmitter.cpp
  lib/Target/Hexagon/MCTargetDesc/HexagonMCCodeEmitter.cpp
  lib/Target/Hexagon/MCTargetDesc/HexagonMCCodeEmitter.h
  lib/Target/Mips/AsmParser/MipsAsmParser.cpp
  lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
  lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.h
  lib/Target/Sparc/AsmParser/SparcAsmParser.cpp
  lib/Target/Sparc/MCTargetDesc/SparcMCCodeEmitter.cpp
  lib/Target/SystemZ/AsmParser/SystemZAsmParser.cpp
  lib/Target/SystemZ/MCTargetDesc/SystemZMCCodeEmitter.cpp
  lib/Target/X86/AsmParser/X86AsmParser.cpp
  utils/TableGen/AsmMatcherEmitter.cpp
  utils/TableGen/CodeEmitterGen.cpp
  utils/TableGen/SubtargetFeatureInfo.cpp
  utils/TableGen/SubtargetFeatureInfo.h

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