; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s %struct.c.2.6.10.14.38.70.74.90.94.98.106.122.362 = type { i8, %struct.b.1.5.9.13.37.69.73.89.93.97.105.121.361, i24, i24 } %struct.b.1.5.9.13.37.69.73.89.93.97.105.121.361 = type { %struct.a.0.4.8.12.36.68.72.88.92.96.104.120.360, %struct.a.0.4.8.12.36.68.72.88.92.96.104.120.360, i8 } %struct.a.0.4.8.12.36.68.72.88.92.96.104.120.360 = type <{ i8, i16 }> %struct.d.3.7.11.15.39.71.75.91.95.99.107.123.363 = type <{ %struct.c.2.6.10.14.38.70.74.90.94.98.106.122.362, %struct.c.2.6.10.14.38.70.74.90.94.98.106.122.362, i8, i8 }> @var_46 = external dso_local local_unnamed_addr global i8, align 1 @var_44 = external dso_local local_unnamed_addr global i8, align 1 @var_163 = external dso_local local_unnamed_addr global i8, align 1 @struct_obj_12 = external dso_local local_unnamed_addr global %struct.c.2.6.10.14.38.70.74.90.94.98.106.122.362, align 2 @struct_obj_3 = external dso_local local_unnamed_addr global %struct.d.3.7.11.15.39.71.75.91.95.99.107.123.363, align 2 @struct_obj_8 = external dso_local local_unnamed_addr global %struct.d.3.7.11.15.39.71.75.91.95.99.107.123.363, align 2 @var_49 = external dso_local local_unnamed_addr constant i8, align 1 ; Function Attrs: norecurse nounwind uwtable define void @_Z1av() local_unnamed_addr #0 { ; CHECK-LABEL: _Z1av: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: movl struct_obj_3+{{.*}}(%rip), %eax ; CHECK-NEXT: movzbl {{.*}}(%rip), %ecx ; CHECK-NEXT: movzbl {{.*}}(%rip), %edx ; CHECK-NEXT: andl $1, %eax ; CHECK-NEXT: addl %eax, %eax ; CHECK-NEXT: subl %ecx, %eax ; CHECK-NEXT: subl %edx, %eax ; CHECK-NEXT: notl %eax ; CHECK-NEXT: movzbl %al, %eax ; CHECK-NEXT: movw %ax, struct_obj_12+{{.*}}(%rip) ; CHECK-NEXT: movb $0, {{.*}}(%rip) ; CHECK-NEXT: retq entry: %bf.load = load i32, i32* bitcast (i24* getelementptr inbounds (%struct.d.3.7.11.15.39.71.75.91.95.99.107.123.363, %struct.d.3.7.11.15.39.71.75.91.95.99.107.123.363* @struct_obj_3, i64 0, i32 0, i32 2) to i32*), align 2 %tmp = load i8, i8* @var_46, align 1 %conv1 = sext i8 %tmp to i32 %tmp1 = load i8, i8* @var_49, align 1 %tmp2 = zext i8 %tmp1 to i32 %tmp3 = shl i32 %bf.load, 1 %factor = and i32 %tmp3, 2 %sub = sub nsw i32 %factor, %conv1 %sub8 = sub nsw i32 %sub, %tmp2 %add = add nsw i32 %sub8, 0 %tmp4 = load i8, i8* @var_44, align 1 %tmp5 = zext i8 %tmp4 to i32 %xor = xor i32 %add, 255 %xor20 = xor i32 %xor, 0 %neg = xor i32 %xor20, 0 %or = or i32 0, %neg %or55 = or i32 %or, 0 %conv56 = trunc i32 %or55 to i16 %bf.value = and i16 %conv56, 255 %bf.set = or i16 %bf.value, 0 store i16 %bf.set, i16* getelementptr inbounds (%struct.c.2.6.10.14.38.70.74.90.94.98.106.122.362, %struct.c.2.6.10.14.38.70.74.90.94.98.106.122.362* @struct_obj_12, i64 0, i32 1, i32 1, i32 1), align 1 %lnot = icmp eq i8 undef, 0 %bf.load65 = load i32, i32* bitcast (i24* getelementptr inbounds (%struct.d.3.7.11.15.39.71.75.91.95.99.107.123.363, %struct.d.3.7.11.15.39.71.75.91.95.99.107.123.363* @struct_obj_8, i64 0, i32 0, i32 2) to i32*), align 2 %tmp6 = and i32 %bf.load65, 1 %tmp7 = select i1 %lnot, i32 undef, i32 0 %mul69 = and i32 %tmp6, %tmp7 %tmp8 = sub nsw i32 0, %mul69 %mul75 = and i32 %tmp5, %tmp8 %tmp9 = and i32 %bf.load, 1 %tmp10 = sub nsw i32 0, %mul75 %mul80 = and i32 %tmp9, %tmp10 %factor109 = shl nuw nsw i32 %tmp9, 1 %sub86 = sub nsw i32 %factor109, %conv1 %sub94 = sub nsw i32 %sub86, %tmp2 %tmp11 = sub nsw i32 0, %mul80 %mul95 = and i32 %sub94, %tmp11 %tobool96 = icmp ne i32 %mul95, 0 %frombool = zext i1 %tobool96 to i8 store i8 %frombool, i8* @var_163, align 1 ret void } attributes #0 = { norecurse nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }