Disable neon on linux (#1740)

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Firstyear 2023-06-16 12:54:46 +10:00 committed by GitHub
parent a77a7aa2a4
commit e61c9bdd0d
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@ -6,6 +6,7 @@ use serde::Deserialize;
#[derive(Debug, Deserialize)] #[derive(Debug, Deserialize)]
#[allow(non_camel_case_types)] #[allow(non_camel_case_types)]
enum CpuOptLevel { enum CpuOptLevel {
apple_m1,
none, none,
native, native,
neon_v8, neon_v8,
@ -18,8 +19,13 @@ impl Default for CpuOptLevel {
fn default() -> Self { fn default() -> Self {
if cfg!(target_arch = "x86_64") { if cfg!(target_arch = "x86_64") {
CpuOptLevel::x86_64_v2 CpuOptLevel::x86_64_v2
} else if cfg!(target_arch = "aarch64") { } else if cfg!(target_arch = "aarch64") && cfg!(target_os = "macos") {
CpuOptLevel::neon_v8 CpuOptLevel::apple_m1
} else if cfg!(target_arch = "aarch64") && cfg!(target_os = "linux") {
// Disable neon_v8 on linux - this has issues on non-apple hardware and on
// opensuse/distro builds.
// CpuOptLevel::neon_v8
CpuOptLevel::none
} else { } else {
CpuOptLevel::none CpuOptLevel::none
} }
@ -29,6 +35,7 @@ impl Default for CpuOptLevel {
impl std::fmt::Display for CpuOptLevel { impl std::fmt::Display for CpuOptLevel {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match &self { match &self {
CpuOptLevel::apple_m1 => write!(f, "apple_m1"),
CpuOptLevel::none => write!(f, "none"), CpuOptLevel::none => write!(f, "none"),
CpuOptLevel::native => write!(f, "native"), CpuOptLevel::native => write!(f, "native"),
CpuOptLevel::neon_v8 => write!(f, "neon_v8"), CpuOptLevel::neon_v8 => write!(f, "neon_v8"),
@ -63,6 +70,7 @@ pub fn apply_profile() {
.unwrap_or_else(|_| panic!("Failed to parse profile - {} - {}", profile, contents)); .unwrap_or_else(|_| panic!("Failed to parse profile - {} - {}", profile, contents));
match profile_cfg.cpu_flags { match profile_cfg.cpu_flags {
CpuOptLevel::apple_m1 => println!("cargo:rustc-env=RUSTFLAGS=-Ctarget-cpu=apple_m1"),
CpuOptLevel::none => {} CpuOptLevel::none => {}
CpuOptLevel::native => println!("cargo:rustc-env=RUSTFLAGS=-Ctarget-cpu=native"), CpuOptLevel::native => println!("cargo:rustc-env=RUSTFLAGS=-Ctarget-cpu=native"),
CpuOptLevel::neon_v8 => { CpuOptLevel::neon_v8 => {