; RUN: llc -mattr=avr6 < %s -mtriple=avr | FileCheck %s ; CHECK-LABEL: atomic_swap8 ; CHECK: call __sync_lock_test_and_set_1 define i8 @atomic_swap8(ptr %foo) { %val = atomicrmw xchg ptr %foo, i8 13 seq_cst ret i8 %val } ; CHECK-LABEL: atomic_swap16 ; CHECK: call __sync_lock_test_and_set_2 define i16 @atomic_swap16(ptr %foo) { %val = atomicrmw xchg ptr %foo, i16 13 seq_cst ret i16 %val } ; CHECK-LABEL: atomic_swap32 ; CHECK: call __sync_lock_test_and_set_4 define i32 @atomic_swap32(ptr %foo) { %val = atomicrmw xchg ptr %foo, i32 13 seq_cst ret i32 %val } ; CHECK-LABEL: atomic_swap64 ; CHECK: call __sync_lock_test_and_set_8 define i64 @atomic_swap64(ptr %foo) { %val = atomicrmw xchg ptr %foo, i64 13 seq_cst ret i64 %val }