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8388075: RISC-V: Auto-enable Zvbc extension features

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Reviewed-by: fyang, dzhang
This commit is contained in:
Gui Cao 2026-07-18 09:16:04 +00:00 committed by Dingli Zhang
parent e065824fbd
commit e487b0dd02
2 changed files with 2 additions and 2 deletions
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2
src/hotspot/cpu/riscv/globals_riscv.hpp
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@ -118,7 +118,7 @@ define_pd_global(intx, InlineSmallCode, 1000);
"Use Zihintpause instructions") \
product(bool, UseZtso, false, EXPERIMENTAL, "Assume Ztso memory model") \
product(bool, UseZvbb, false, DIAGNOSTIC, "Use Zvbb instructions") \
product(bool, UseZvbc, false, EXPERIMENTAL, "Use Zvbc instructions") \
product(bool, UseZvbc, false, DIAGNOSTIC, "Use Zvbc instructions") \
product(bool, UseZvfh, false, DIAGNOSTIC, "Use Zvfh instructions") \
product(bool, UseZvfhmin, false, DIAGNOSTIC, "Use Zvfhmin instructions") \
product(bool, UseZvkg, false, DIAGNOSTIC, "Use Zvkg instructions") \

2
src/hotspot/os_cpu/linux_riscv/riscv_hwprobe.cpp
View File

@ -237,10 +237,10 @@ void RiscvHwprobe::add_features_from_query_result() {
if (is_set(RISCV_HWPROBE_KEY_IMA_EXT_0, RISCV_HWPROBE_EXT_ZTSO)) {
VM_Version::ext_Ztso.enable_feature();
}
#endif
if (is_set(RISCV_HWPROBE_KEY_IMA_EXT_0, RISCV_HWPROBE_EXT_ZVBC)) {
VM_Version::ext_Zvbc.enable_feature();
}
#endif
if (is_set(RISCV_HWPROBE_KEY_IMA_EXT_0, RISCV_HWPROBE_EXT_ZVBB)) {
VM_Version::ext_Zvbb.enable_feature();
}