1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s 3 4@var_3 = external global i16, align 2 5@var_13 = external global i16, align 2 6@var_212 = external global i64, align 8 7 8define void @pr34127() { 9; CHECK-LABEL: pr34127: 10; CHECK: # %bb.0: # %entry 11; CHECK-NEXT: movzwl {{.*}}(%rip), %eax 12; CHECK-NEXT: movzwl {{.*}}(%rip), %ecx 13; CHECK-NEXT: andl %eax, %ecx 14; CHECK-NEXT: andl %eax, %ecx 15; CHECK-NEXT: movzwl %cx, %ecx 16; CHECK-NEXT: movl %ecx, -{{[0-9]+}}(%rsp) 17; CHECK-NEXT: xorl %edx, %edx 18; CHECK-NEXT: testw %cx, %cx 19; CHECK-NEXT: sete %dl 20; CHECK-NEXT: andl %eax, %edx 21; CHECK-NEXT: movq %rdx, {{.*}}(%rip) 22; CHECK-NEXT: movw $0, (%rax) 23; CHECK-NEXT: retq 24entry: 25 %a = alloca i32, align 4 26 %0 = load i16, i16* @var_3, align 2 27 %conv = zext i16 %0 to i32 28 %1 = load i16, i16* @var_3, align 2 29 %conv1 = zext i16 %1 to i32 30 %2 = load i16, i16* @var_13, align 2 31 %conv2 = zext i16 %2 to i32 32 %and = and i32 %conv1, %conv2 33 %and3 = and i32 %conv, %and 34 store i32 %and3, i32* %a, align 4 35 %3 = load i16, i16* @var_3, align 2 36 %conv4 = zext i16 %3 to i32 37 %4 = load i16, i16* @var_3, align 2 38 %conv5 = zext i16 %4 to i32 39 %5 = load i16, i16* @var_13, align 2 40 %conv6 = zext i16 %5 to i32 41 %and7 = and i32 %conv5, %conv6 42 %and8 = and i32 %conv4, %and7 43 %tobool = icmp ne i32 %and8, 0 44 %lnot = xor i1 %tobool, true 45 %conv9 = zext i1 %lnot to i32 46 %6 = load i16, i16* @var_3, align 2 47 %conv10 = zext i16 %6 to i32 48 %and11 = and i32 %conv9, %conv10 49 %conv12 = sext i32 %and11 to i64 50 store i64 %conv12, i64* @var_212, align 8 51 %conv14 = zext i1 undef to i16 52 store i16 %conv14, i16* undef, align 2 53 ret void 54} 55