From 72b83af2ffadbc98fee52481c7168b0b644d73db Mon Sep 17 00:00:00 2001 From: DevJPM Date: Sun, 15 Nov 2020 11:34:08 +0100 Subject: [PATCH] Re-enable LLVM 9 target features with LLVM 9 being the minimum now With #78848 merged, the minimum supported LLVM version is now 9 which means we can actually use the target features introduced in LLVM 9 --- compiler/rustc_codegen_ssa/src/target_features.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/compiler/rustc_codegen_ssa/src/target_features.rs b/compiler/rustc_codegen_ssa/src/target_features.rs index e624768824bcb..cef96620884ff 100644 --- a/compiler/rustc_codegen_ssa/src/target_features.rs +++ b/compiler/rustc_codegen_ssa/src/target_features.rs @@ -55,7 +55,7 @@ const X86_ALLOWED_FEATURES: &[(&str, Option)] = &[ ("aes", None), ("avx", None), ("avx2", None), - //("avx512bf16", Some(sym::avx512_target_feature)), // this seems to be unsupported by the supported build with external LLVM 8, LLVM 9 should be sufficient though + ("avx512bf16", Some(sym::avx512_target_feature)), ("avx512bitalg", Some(sym::avx512_target_feature)), ("avx512bw", Some(sym::avx512_target_feature)), ("avx512cd", Some(sym::avx512_target_feature)), @@ -70,7 +70,7 @@ const X86_ALLOWED_FEATURES: &[(&str, Option)] = &[ ("avx512vbmi2", Some(sym::avx512_target_feature)), ("avx512vl", Some(sym::avx512_target_feature)), ("avx512vnni", Some(sym::avx512_target_feature)), - //("avx512vp2intersect", Some(sym::avx512_target_feature)), // this seems to be unsupported by the supported build with external LLVM 8, LLVM 9 should be sufficient though + ("avx512vp2intersect", Some(sym::avx512_target_feature)), ("avx512vpclmulqdq", Some(sym::avx512_target_feature)), ("avx512vpopcntdq", Some(sym::avx512_target_feature)), ("bmi1", None),