1; RUN: llc -march=hexagon < %s | FileCheck %s 2 3; CHECK-LABEL: danny 4; CHECK: memw_locked 5define i8 @danny(i8* %a0) unnamed_addr #0 { 6start: 7 %v0 = cmpxchg i8* %a0, i8 0, i8 1 seq_cst seq_cst 8 %v1 = extractvalue { i8, i1 } %v0, 0 9 ret i8 %v1 10} 11 12; CHECK-LABEL: sammy 13; CHECK: memw_locked 14define i16 @sammy(i16* %a0) unnamed_addr #0 { 15start: 16 %v0 = cmpxchg i16* %a0, i16 0, i16 1 seq_cst seq_cst 17 %v1 = extractvalue { i16, i1 } %v0, 0 18 ret i16 %v1 19} 20 21; CHECK-LABEL: kirby 22; CHECK: memw_locked 23define i32 @kirby(i32* %a0) unnamed_addr #0 { 24start: 25 %v0 = cmpxchg i32* %a0, i32 0, i32 1 seq_cst seq_cst 26 %v1 = extractvalue { i32, i1 } %v0, 0 27 ret i32 %v1 28} 29