; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-- -combiner-reduce-load-op-store-width=false | FileCheck %s %struct.bit_fields = type { i32 } define void @clear_b1(ptr %ptr) { ; CHECK-LABEL: clear_b1: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: andl $-2, (%rdi) ; CHECK-NEXT: retq entry: %bf.load = load i32, ptr %ptr %bf.clear = and i32 %bf.load, -2 store i32 %bf.clear, ptr %ptr ret void } define void @clear16(ptr %ptr) { ; CHECK-LABEL: clear16: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: andw $-2, (%rdi) ; CHECK-NEXT: retq entry: %bf.load = load i16, ptr %ptr %bf.clear = and i16 %bf.load, -2 store i16 %bf.clear, ptr %ptr ret void }