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Add AVXVNNIINT16 detection #144

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merged 1 commit into from
Jun 10, 2024
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Add AVXVNNIINT16 detection #144

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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -310,6 +310,7 @@ Exit Code 1
| AVXSLOW | Indicates the CPU performs 2 128 bit operations instead of one |
| AVXVNNI | AVX (VEX encoded) VNNI neural network instructions |
| AVXVNNIINT8 | AVX-VNNI-INT8 instructions |
| AVXVNNIINT16 | AVX-VNNI-INT16 instructions |
| BHI_CTRL | Branch History Injection and Intra-mode Branch Target Injection / CVE-2022-0001, CVE-2022-0002 / INTEL-SA-00598 |
| BMI1 | Bit Manipulation Instruction Set 1 |
| BMI2 | Bit Manipulation Instruction Set 2 |
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2 changes: 2 additions & 0 deletions cpuid.go
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Expand Up @@ -104,6 +104,7 @@ const (
AVXSLOW // Indicates the CPU performs 2 128 bit operations instead of one
AVXVNNI // AVX (VEX encoded) VNNI neural network instructions
AVXVNNIINT8 // AVX-VNNI-INT8 instructions
AVXVNNIINT16 // AVX-VNNI-INT16 instructions
BHI_CTRL // Branch History Injection and Intra-mode Branch Target Injection / CVE-2022-0001, CVE-2022-0002 / INTEL-SA-00598
BMI1 // Bit Manipulation Instruction Set 1
BMI2 // Bit Manipulation Instruction Set 2
Expand Down Expand Up @@ -1242,6 +1243,7 @@ func support() flagSet {
// CPUID.(EAX=7, ECX=1).EDX
fs.setIf(edx1&(1<<4) != 0, AVXVNNIINT8)
fs.setIf(edx1&(1<<5) != 0, AVXNECONVERT)
fs.setIf(edx1&(1<<10) != 0, AVXVNNIINT16)
fs.setIf(edx1&(1<<14) != 0, PREFETCHI)
fs.setIf(edx1&(1<<19) != 0, AVX10)
fs.setIf(edx1&(1<<21) != 0, APX_F)
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