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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
}
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