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1; RUN: llc -mtriple=arm-eabi -mcpu=cortex-a9 %s -o - | FileCheck %s2 3; CHECK-LABEL: max:4define i32 @max(i8 %ctx, ptr %ptr, i32 %val)5{6; CHECK: ldrex7; CHECK: cmp [[old:r[0-9]*]], [[val:r[0-9]*]]8; CHECK: movhi {{r[0-9]*}}, [[old]]9 %old = atomicrmw umax ptr %ptr, i32 %val monotonic10 ret i32 %old11}12 13; CHECK-LABEL: min:14define i32 @min(i8 %ctx, ptr %ptr, i32 %val)15{16; CHECK: ldrex17; CHECK: cmp [[old:r[0-9]*]], [[val:r[0-9]*]]18; CHECK: movls {{r[0-9]*}}, [[old]]19 %old = atomicrmw umin ptr %ptr, i32 %val monotonic20 ret i32 %old21}22