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[Arm64] Don't use D-copies in CopyBlock #63588

Merged
merged 4 commits into from
Jan 19, 2022
Merged

[Arm64] Don't use D-copies in CopyBlock #63588

merged 4 commits into from
Jan 19, 2022

Commits on Jan 10, 2022

  1. Increase the maximum number of internal registers allowd per node in … 

    …src/coreclr/jit/lsra.h
    @echesakov
    echesakov committed Jan 10, 2022
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  2. Based on discussion in dotnet#63453 don't allocate a SIMD register pa… 

    …ir if the JIT won't be able to use Q-copies in src/coreclr/jit/lsraarmarch.cpp
    @echesakov
    echesakov committed Jan 10, 2022
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  3. Update CodeGen to reflect that Q-copies should be used only when size… 

    … >= 2 * FP_REGSIZE_BYTES and using of them makes the instruction sequence shorter in src/coreclr/jit/codegenarmarch.cpp
    @echesakov
    echesakov committed Jan 10, 2022
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Commits on Jan 15, 2022

  1. Update comment - we don't use D-copies after that change in src/corec… 

    …lr/jit/codegenarmarch.cpp
    @echesakov
    echesakov committed Jan 15, 2022
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