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8287980: Build is broken due to SuperWordMaxVectorSize when C2 is disabled after JDK-8287697

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Reviewed-by: kvn
This commit is contained in:
Jie Fu 2022-06-08 06:55:33 +00:00
parent bf0e625fe0
commit 47d3c2a175
1 changed files with 2 additions and 0 deletions
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2
src/hotspot/cpu/x86/vm_version_x86.cpp
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@ -1295,6 +1295,7 @@ void VM_Version::get_processor_features() {
FLAG_SET_DEFAULT(MaxVectorSize, max_vector_size);
}
#if defined(COMPILER2)
if (FLAG_IS_DEFAULT(SuperWordMaxVectorSize)) {
if (FLAG_IS_DEFAULT(UseAVX) && UseAVX > 2 &&
is_intel_skylake() && _stepping >= 5) {
@ -1313,6 +1314,7 @@ void VM_Version::get_processor_features() {
FLAG_SET_DEFAULT(SuperWordMaxVectorSize, MaxVectorSize);
}
}
#endif
#if defined(COMPILER2) && defined(ASSERT)
if (MaxVectorSize > 0) {