On Sat, 5 Feb 2022 15:34:08 GMT, Quan Anh Mai <d...@openjdk.java.net> wrote:
> Hi, > > This patch implements the unsigned upcast intrinsics in x86, which are used > in vector lane-wise reinterpreting operations. > > Thank you very much. src/hotspot/cpu/x86/assembler_x86.cpp line 4782: > 4780: vector_len == AVX_256bit? VM_Version::supports_avx2() : > 4781: vector_len == AVX_512bit? VM_Version::supports_evex() : 0, " "); > 4782: InstructionAttr attributes(vector_len, /* rex_w */ false, /* > legacy_mode */ _legacy_mode_bw, /* no_mask_reg */ true, /* uses_vl */ true); legacy_mode should be false here instead of _legacy_mode_bw. ------------- PR: https://git.openjdk.java.net/jdk/pull/7358
