Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions

View File

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; RUN: llc -mattr=avr6 < %s -march=avr | FileCheck %s
; CHECK-LABEL: atomic_load32
; CHECK: call __sync_val_compare_and_swap_4
define i32 @atomic_load32(i32* %foo) {
%val = load atomic i32, i32* %foo unordered, align 4
ret i32 %val
}
; CHECK-LABEL: atomic_load_sub32
; CHECK: call __sync_fetch_and_sub_4
define i32 @atomic_load_sub32(i32* %foo) {
%val = atomicrmw sub i32* %foo, i32 13 seq_cst
ret i32 %val
}