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Optimize scalar conversions with AVX512 #84384
Optimize scalar conversions with AVX512 #84384
Commits on Jun 18, 2023
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fixing the JITDbl2Ulng helper function. The new AVX512 instruction vc…
…vtsd2usi uses ulong.max_value to show FPE for negative, NAN and ulong_max + 1 values.
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Making changes to the library test case expected output based on the …
…architecture. This is because we have changed the JITDbl2Ulng helper function to mimic the new IEEE compliant AVX512 instruction vcvtsd2usi. In the process, we needed to update the library test case because the default Floating Point Error (FPE) value for the new instruction is different from the default MSVC FPE value i.e. 0.
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Fixing the JITDbl2Ulng helper function. Also making sure that we are …
…not changing the library test case but the API to make sure NaN cases are handled.
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Adding a truncate function to the Dbl2Ulng helper to make sure we avo…
…id handling edge cases (-1,0) separately inside the helper.
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merging with main. Picking up hwintrinsiclistxarh from main
trying to return EA_4BYTE for INS_vcvttss2usi to make sure that we read dword and not qword for float to ulong
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Splitting vcvttss2usi to vcvttss2usi32 and vcvttss2usi64. Also adding…
… a special handling for vcvttss2usi64 to make sure we read only dword instead of qword for float to ulong conversion
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removing unused code and correcting throughput and latency informatio…
…n for vcvttsd2usi, vcvttusi2sd32/64
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correcting throughput and latency for vcvttss2usi32 and placing it wi…
…th other similar instructions
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updating code for github comments. Using compIsaSupportedDebugOnly fo…
…r nowayasserts and also checking for float and doubel both in lowercast for overflow and conversion to ulong
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reverting to original checks for ISA supported Debug only because the…
…y are not available in release mode
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combine the 2 nodes GT_CAST(GT_CAST(TYP_ULONG, TYP_DOUBLE), TYP_FLOAT…
…) into a single node i.e. GT_CAST(TYP_ULONG, TYP_FLOAT)
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merging with main and updating hwintrinsiclistxarch to take into cons…
…ideration 32bit and 64 bit version of vcvttss2usi.
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Commits on Jun 19, 2023
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Changing noway_assert to assert to make sure compOpportunisticallyDep…
…endsOn only runs in debug mode.
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Commits on Jun 20, 2023
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Changing compOpportunisticallyDependsOn to compIsaSupportedDebugOnly …
…in asserts aka code review changes
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Commits on Jun 22, 2023
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Making code review changes. Moving around the comOpportunisticallyDep…
…endsOn checks to make sure they are ran only if we need AVX512. These checks being costly, moving them to the innermost checks in nested if checks.
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Commits on Jun 23, 2023
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Commits on Jun 30, 2023
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Commits on Jul 5, 2023
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Commits on Jul 14, 2023
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Commits on Jul 15, 2023
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Commits on Jul 16, 2023
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