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Gate atomic intrinsics on presence of instructions #324

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Merged
merged 1 commit into from
Nov 11, 2019
Merged

Gate atomic intrinsics on presence of instructions #324

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1 change: 1 addition & 0 deletions src/lib.rs
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
#![cfg_attr(feature = "compiler-builtins", compiler_builtins)]
#![feature(abi_unadjusted)]
#![feature(asm)]
#![feature(cfg_target_has_atomic)]
#![feature(compiler_builtins)]
#![feature(core_intrinsics)]
#![feature(lang_items)]
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15 changes: 15 additions & 0 deletions src/mem.rs
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Expand Up @@ -129,50 +129,65 @@ where
}

intrinsics! {
#[cfg(target_has_atomic_load_store = "8")]
pub extern "C" fn __llvm_memcpy_element_unordered_atomic_1(dest: *mut u8, src: *const u8, bytes: usize) -> () {
memcpy_element_unordered_atomic(dest, src, bytes);
}
#[cfg(target_has_atomic_load_store = "16")]
pub extern "C" fn __llvm_memcpy_element_unordered_atomic_2(dest: *mut u16, src: *const u16, bytes: usize) -> () {
memcpy_element_unordered_atomic(dest, src, bytes);
}
#[cfg(target_has_atomic_load_store = "32")]
pub extern "C" fn __llvm_memcpy_element_unordered_atomic_4(dest: *mut u32, src: *const u32, bytes: usize) -> () {
memcpy_element_unordered_atomic(dest, src, bytes);
}
#[cfg(target_has_atomic_load_store = "64")]
pub extern "C" fn __llvm_memcpy_element_unordered_atomic_8(dest: *mut u64, src: *const u64, bytes: usize) -> () {
memcpy_element_unordered_atomic(dest, src, bytes);
}
#[cfg(target_has_atomic_load_store = "128")]
pub extern "C" fn __llvm_memcpy_element_unordered_atomic_16(dest: *mut u128, src: *const u128, bytes: usize) -> () {
memcpy_element_unordered_atomic(dest, src, bytes);
}

#[cfg(target_has_atomic_load_store = "8")]
pub extern "C" fn __llvm_memmove_element_unordered_atomic_1(dest: *mut u8, src: *const u8, bytes: usize) -> () {
memmove_element_unordered_atomic(dest, src, bytes);
}
#[cfg(target_has_atomic_load_store = "16")]
pub extern "C" fn __llvm_memmove_element_unordered_atomic_2(dest: *mut u16, src: *const u16, bytes: usize) -> () {
memmove_element_unordered_atomic(dest, src, bytes);
}
#[cfg(target_has_atomic_load_store = "32")]
pub extern "C" fn __llvm_memmove_element_unordered_atomic_4(dest: *mut u32, src: *const u32, bytes: usize) -> () {
memmove_element_unordered_atomic(dest, src, bytes);
}
#[cfg(target_has_atomic_load_store = "64")]
pub extern "C" fn __llvm_memmove_element_unordered_atomic_8(dest: *mut u64, src: *const u64, bytes: usize) -> () {
memmove_element_unordered_atomic(dest, src, bytes);
}
#[cfg(target_has_atomic_load_store = "128")]
pub extern "C" fn __llvm_memmove_element_unordered_atomic_16(dest: *mut u128, src: *const u128, bytes: usize) -> () {
memmove_element_unordered_atomic(dest, src, bytes);
}

#[cfg(target_has_atomic_load_store = "8")]
pub extern "C" fn __llvm_memset_element_unordered_atomic_1(s: *mut u8, c: u8, bytes: usize) -> () {
memset_element_unordered_atomic(s, c, bytes);
}
#[cfg(target_has_atomic_load_store = "16")]
pub extern "C" fn __llvm_memset_element_unordered_atomic_2(s: *mut u16, c: u8, bytes: usize) -> () {
memset_element_unordered_atomic(s, c, bytes);
}
#[cfg(target_has_atomic_load_store = "32")]
pub extern "C" fn __llvm_memset_element_unordered_atomic_4(s: *mut u32, c: u8, bytes: usize) -> () {
memset_element_unordered_atomic(s, c, bytes);
}
#[cfg(target_has_atomic_load_store = "64")]
pub extern "C" fn __llvm_memset_element_unordered_atomic_8(s: *mut u64, c: u8, bytes: usize) -> () {
memset_element_unordered_atomic(s, c, bytes);
}
#[cfg(target_has_atomic_load_store = "128")]
pub extern "C" fn __llvm_memset_element_unordered_atomic_16(s: *mut u128, c: u8, bytes: usize) -> () {
memset_element_unordered_atomic(s, c, bytes);
}
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