[PATCH] D113294: [IR] Remove unbounded as possible value for vscale_range minimum

[Cullen Rhodes via Phabricator via cfe-commits]

c-rhodes created this revision.
c-rhodes added reviewers: sdesmalen, bsmith, paulwalker-arm.
Herald added subscribers: ctetreau, dexonsmith, dang, jdoerfert, hiraditya.
c-rhodes requested review of this revision.
Herald added projects: clang, LLVM.
Herald added a subscriber: cfe-commits.

The default for min is changed to 1. The behaviour of -mvscale-{min,max}
in Clang is also changed such that 16 is the max vscale when targeting
SVE and no max is specified.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D113294

Files:
  clang/include/clang/Basic/DiagnosticDriverKinds.td
  clang/include/clang/Basic/LangOptions.def
  clang/include/clang/Driver/Options.td
  clang/lib/Basic/Targets/AArch64.cpp
  clang/lib/Frontend/CompilerInvocation.cpp
  clang/test/CodeGen/arm-sve-vector-bits-vscale-range.c
  clang/test/Frontend/aarch64-vscale-min.c
  llvm/docs/LangRef.rst
  llvm/include/llvm/IR/Attributes.h
  llvm/lib/IR/Attributes.cpp
  llvm/lib/IR/Verifier.cpp
  llvm/test/Analysis/CostModel/AArch64/sve-gather.ll
  llvm/test/Analysis/CostModel/AArch64/sve-scatter.ll
  llvm/test/Bitcode/attributes.ll
  llvm/test/Transforms/InstCombine/icmp-vscale.ll
  llvm/test/Transforms/InstCombine/vscale_sext_and_zext.ll
  llvm/test/Transforms/InstCombine/vscale_trunc.ll
  llvm/test/Transforms/LoopVectorize/AArch64/first-order-recurrence.ll
  llvm/test/Transforms/LoopVectorize/AArch64/scalable-strict-fadd.ll
  llvm/test/Transforms/LoopVectorize/AArch64/scalable-vectorization.ll
  llvm/test/Transforms/LoopVectorize/AArch64/scalable-vf-hint.ll
  llvm/test/Transforms/LoopVectorize/AArch64/sve-cond-inv-loads.ll
  llvm/test/Transforms/LoopVectorize/AArch64/sve-gather-scatter.ll
  llvm/test/Transforms/LoopVectorize/AArch64/sve-inv-store.ll
  llvm/test/Transforms/LoopVectorize/AArch64/sve-large-strides.ll
  llvm/test/Transforms/LoopVectorize/AArch64/sve-strict-fadd-cost.ll
  llvm/test/Transforms/LoopVectorize/AArch64/sve-widen-phi.ll
  llvm/test/Verifier/vscale_range.ll

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