Definition of Xgetbv. Meaning of Xgetbv. Synonyms of Xgetbv

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Definition of Xgetbv

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Meaning of Xgetbv from wikipedia

- BMI2 bzhi F16C vcvtph2ps FMA vfmadd132pd LZCNT lzcnt MOVBE movbe OSXSAVE xgetbv x86-64-v4 AVX512F kmovw Intel Skylake and newer Intel "big" cores (AVX512...
- can be changed using the privileged XSETBV read using the unprivileged XGETBV instructions. The lower 128 bits of all YMM registers is stored in the SSE...
- some processors (starting with Skylake, Goldmont and Zen 1), executing XGETBV with ECX=1 is permitted – this will not return XCR1 (no such register exists)...
- 1 xsavec XSAVEC instruction: save/restore state with compaction 2 xgetbv_ecx1 XGETBV with ECX=1 support 3 xss XSAVES and XRSTORS instructions and IA32_XSS...