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8327999: Remove copy of unused registers for cpu features check in x86_64 AVX2 Poly1305 implementation

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Reviewed-by: jbhateja, sviswanathan
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vamsi-parasa 2024-03-13 18:34:34 +00:00 committed by Sandhya Viswanathan
parent 5cae7d20ad
commit eb45d5bd64
1 changed files with 0 additions and 3 deletions
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src/hotspot/cpu/x86/vm_version_x86.cpp
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@ -309,9 +309,6 @@ class VM_Version_StubGenerator: public StubCodeGenerator {
__ cpuid(); __ cpuid();
__ lea(rsi, Address(rbp, in_bytes(VM_Version::sef_cpuid7_ecx1_offset()))); __ lea(rsi, Address(rbp, in_bytes(VM_Version::sef_cpuid7_ecx1_offset())));
__ movl(Address(rsi, 0), rax); __ movl(Address(rsi, 0), rax);
__ movl(Address(rsi, 4), rbx);
__ movl(Address(rsi, 8), rcx);
__ movl(Address(rsi, 12), rdx);
// //
// Extended cpuid(0x80000000) // Extended cpuid(0x80000000)