feat: stabilization for stdarch_aarch64_crc32

Author: Olasunkanmi Olayinka

crates/core_arch/src/arm_shared/crc.rs

@@ -58,7 +58,8 @@ use stdarch_test::assert_instr;
 #[target_feature(enable = "crc")]
 #[cfg_attr(target_arch = "arm", target_feature(enable = "v8"))]
 #[cfg_attr(test, assert_instr(crc32b))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32b(crc: u32, data: u8) -> u32 {
     crc32b_(crc, data as u32)
 }
@@ -70,7 +71,8 @@ pub unsafe fn __crc32b(crc: u32, data: u8) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg_attr(target_arch = "arm", target_feature(enable = "v8"))]
 #[cfg_attr(test, assert_instr(crc32h))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32h(crc: u32, data: u16) -> u32 {
     crc32h_(crc, data as u32)
 }
@@ -82,7 +84,8 @@ pub unsafe fn __crc32h(crc: u32, data: u16) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg_attr(target_arch = "arm", target_feature(enable = "v8"))]
 #[cfg_attr(test, assert_instr(crc32w))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32w(crc: u32, data: u32) -> u32 {
     crc32w_(crc, data)
 }
@@ -94,7 +97,8 @@ pub unsafe fn __crc32w(crc: u32, data: u32) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg_attr(target_arch = "arm", target_feature(enable = "v8"))]
 #[cfg_attr(test, assert_instr(crc32cb))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32cb(crc: u32, data: u8) -> u32 {
     crc32cb_(crc, data as u32)
 }
@@ -106,7 +110,8 @@ pub unsafe fn __crc32cb(crc: u32, data: u8) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg_attr(target_arch = "arm", target_feature(enable = "v8"))]
 #[cfg_attr(test, assert_instr(crc32ch))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32ch(crc: u32, data: u16) -> u32 {
     crc32ch_(crc, data as u32)
 }
@@ -118,7 +123,8 @@ pub unsafe fn __crc32ch(crc: u32, data: u16) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg_attr(target_arch = "arm", target_feature(enable = "v8"))]
 #[cfg_attr(test, assert_instr(crc32cw))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32cw(crc: u32, data: u32) -> u32 {
     crc32cw_(crc, data)
 }
@@ -130,7 +136,8 @@ pub unsafe fn __crc32cw(crc: u32, data: u32) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg(any(target_arch = "aarch64", target_arch = "arm64ec"))]
 #[cfg_attr(test, assert_instr(crc32x))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32d(crc: u32, data: u64) -> u32 {
     crc32x_(crc, data)
 }
@@ -142,7 +149,8 @@ pub unsafe fn __crc32d(crc: u32, data: u64) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg(target_arch = "arm")]
 #[cfg_attr(test, assert_instr(crc32w))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32d(crc: u32, data: u64) -> u32 {
     // On 32-bit ARM this intrinsic emits a chain of two `crc32_w` instructions
     // and truncates the data to 32 bits in both clang and gcc
@@ -159,7 +167,8 @@ pub unsafe fn __crc32d(crc: u32, data: u64) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg(any(target_arch = "aarch64", target_arch = "arm64ec"))]
 #[cfg_attr(test, assert_instr(crc32cx))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32cd(crc: u32, data: u64) -> u32 {
     crc32cx_(crc, data)
 }
@@ -171,7 +180,8 @@ pub unsafe fn __crc32cd(crc: u32, data: u64) -> u32 {
 #[target_feature(enable = "crc")]
 #[cfg(target_arch = "arm")]
 #[cfg_attr(test, assert_instr(crc32cw))]
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub unsafe fn __crc32cd(crc: u32, data: u64) -> u32 {
     // On 32-bit ARM this intrinsic emits a chain of two `crc32_cw` instructions
     // and truncates the data to 32 bits in both clang and gcc

crates/core_arch/src/arm_shared/mod.rs

@@ -61,7 +61,8 @@ mod hints;
 pub use self::hints::*;
 
 mod crc;
-#[unstable(feature = "stdarch_arm_crc32", issue = "117215")]
+#[cfg_attr(target_arch = "arm", unstable(feature = "stdarch_aarch32_crc32", issue = "125085"))]
+#[cfg_attr(not(target_arch = "arm"), stable(feature = "stdarch_aarch64_crc32", since = "1.80.0"))]
 pub use crc::*;
 
 // NEON intrinsics are currently broken on big-endian, so don't expose them. (#1484)

crates/intrinsic-test/src/main.rs

@@ -186,7 +186,7 @@ fn generate_rust_program(notices: &str, intrinsic: &Intrinsic, a32: bool) -> Str
         r#"{notices}#![feature(simd_ffi)]
 #![feature(link_llvm_intrinsics)]
 #![cfg_attr(target_arch = "arm", feature(stdarch_arm_neon_intrinsics))]
-#![feature(stdarch_arm_crc32)]
+#![cfg_attr(target_arch = "arm", feature(stdarch_aarch32_crc32)]
 #![cfg_attr(any(target_arch = "aarch64", target_arch = "arm64ec"), feature(stdarch_neon_fcma))]
 #![cfg_attr(any(target_arch = "aarch64", target_arch = "arm64ec"), feature(stdarch_neon_dotprod))]
 #![cfg_attr(any(target_arch = "aarch64", target_arch = "arm64ec"), feature(stdarch_neon_i8mm))]