Updating XML doc comments for hardware intrinsics to include VEX and EVEX forms #84892
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Tagging subscribers to this area: @dotnet/area-system-runtime-intrinsics Issue DetailsAs per the title this is just an update to the XML docs and some minor reordering of the APIs to be alphabetical (which helps when comparing against the instruction manuals, etc). This was done as part of a pre-pass to adding the V512 variants to Avx512F, Avx512BW, Avx512CD, and Avx512DQ. The updated docs simply list out all the possible forms for the instruction (
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src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/X86/Avx.cs
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src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/X86/Avx.cs
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...braries/System.Private.CoreLib/src/System/Runtime/Intrinsics/X86/Avx.PlatformNotSupported.cs
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...braries/System.Private.CoreLib/src/System/Runtime/Intrinsics/X86/Avx.PlatformNotSupported.cs
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| /// __m128 _mm_cmpnge_ss (__m128 a, __m128 b) | ||
| /// CMPSS xmm, xmm/m32, imm8(6) with swapped operands | ||
| /// int _mm_comile_ss (__m128 a, __m128 b) | ||
| /// COMISS xmm1, xmm2/m32 ; PF=0 && (ZF=1 || CF=1) |
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Love the addition of the flags values 👍
Co-authored-by: Clinton Ingram <[email protected]>
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| /// <summary> | ||
| /// void _mm_storeu_ps (float* mem_addr, __m128 a) | ||
| /// MOVUPS m128, xmm1 |
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xmm instead of xmm1 since there is no xmm2? (here and elsewhere)
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The standardized encoding the architecture manuals is to use xmm1, so we follow it here
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As per the title this is just an update to the XML docs and some minor reordering of the APIs to be alphabetical (which helps when comparing against the instruction manuals, etc).
This was done as part of a pre-pass to adding the V512 variants to Avx512F, Avx512BW, Avx512CD, and Avx512DQ. The updated docs simply list out all the possible forms for the instruction (
legacy,vex, andevexforms, where previously we often only listed 1 of the 3).