compiler/rustc_codegen_cranelift/patches/0001-compiler-builtins-Disable-128bit-atomic-operations.patch

   1 From 1d574bf5e32d51641dcacaf8ef777e95b44f6f2a Mon Sep 17 00:00:00 2001
   2 From: bjorn3 <bjorn3@users.noreply.github.com>
   3 Date: Thu, 18 Feb 2021 18:30:55 +0100
   4 Subject: [PATCH] Disable 128bit atomic operations
   5
   6 Cranelift doesn't support them yet
   7 ---
   8  src/mem/mod.rs | 12 ------------
   9  1 file changed, 12 deletions(-)
  10
  11 diff --git a/src/mem/mod.rs b/src/mem/mod.rs
  12 index 107762c..2d1ae10 100644
  13 --- a/src/mem/mod.rs
  14 +++ b/src/mem/mod.rs
  15 @@ -137,10 +137,6 @@ intrinsics! {
  16      pub extern "C" fn __llvm_memcpy_element_unordered_atomic_8(dest: *mut u64, src: *const u64, bytes: usize) -> () {
  17          memcpy_element_unordered_atomic(dest, src, bytes);
  18      }
  19 -    #[cfg(target_has_atomic_load_store = "128")]
  20 -    pub extern "C" fn __llvm_memcpy_element_unordered_atomic_16(dest: *mut u128, src: *const u128, bytes: usize) -> () {
  21 -        memcpy_element_unordered_atomic(dest, src, bytes);
  22 -    }
  23
  24      #[cfg(target_has_atomic_load_store = "8")]
  25      pub extern "C" fn __llvm_memmove_element_unordered_atomic_1(dest: *mut u8, src: *const u8, bytes: usize) -> () {
  26 @@ -158,10 +154,6 @@ intrinsics! {
  27      pub extern "C" fn __llvm_memmove_element_unordered_atomic_8(dest: *mut u64, src: *const u64, bytes: usize) -> () {
  28          memmove_element_unordered_atomic(dest, src, bytes);
  29      }
  30 -    #[cfg(target_has_atomic_load_store = "128")]
  31 -    pub extern "C" fn __llvm_memmove_element_unordered_atomic_16(dest: *mut u128, src: *const u128, bytes: usize) -> () {
  32 -        memmove_element_unordered_atomic(dest, src, bytes);
  33 -    }
  34
  35      #[cfg(target_has_atomic_load_store = "8")]
  36      pub extern "C" fn __llvm_memset_element_unordered_atomic_1(s: *mut u8, c: u8, bytes: usize) -> () {
  37 @@ -179,8 +171,4 @@ intrinsics! {
  38      pub extern "C" fn __llvm_memset_element_unordered_atomic_8(s: *mut u64, c: u8, bytes: usize) -> () {
  39          memset_element_unordered_atomic(s, c, bytes);
  40      }
  41 -    #[cfg(target_has_atomic_load_store = "128")]
  42 -    pub extern "C" fn __llvm_memset_element_unordered_atomic_16(s: *mut u128, c: u8, bytes: usize) -> () {
  43 -        memset_element_unordered_atomic(s, c, bytes);
  44 -    }
  45  }
  46 --
  47 2.26.2.7.g19db9cfb68
  48